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class.uicalendar.inc.php

<?php
  /**************************************************************************\
  * eGroupWare - Calendar                                                    *
  * http://www.eGroupWare.org                                                *
  * Maintained and further developed by RalfBecker@outdoor-training.de       *
  * Based on Webcalendar by Craig Knudsen <cknudsen@radix.net>               *
  *          http://www.radix.net/~cknudsen                                  *
  * Originaly modified by Mark Peters <skeeter@phpgroupware.org>             *
  * --------------------------------------------                             *
  *  This program is free software; you can redistribute it and/or modify it *
  *  under the terms of the GNU General Public License as published by the   *
  *  Free Software Foundation; either version 2 of the License, or (at your  *
  *  option) any later version.                                              *
  \**************************************************************************/

      /* $Id: class.uicalendar.inc.php,v 1.146.2.18 2005/03/28 08:25:23 ralfbecker Exp $ */

00018       class uicalendar
      {
            var $template;
            var $template_dir;

            var $bo;
            var $cat;

            var $holidays;
            var $holiday_color;

            var $debug = False;
//          var $debug = True;

            var $cat_id;
            var $theme;
            var $link_tpl;

            // planner related variables
            var $planner_header;
            var $planner_rows;

            var $planner_group_members;

            var $planner_firstday;
            var $planner_lastday;
            var $planner_days;

            var $planner_end_month;
            var $planner_end_year;
            var $planner_days_in_end_month;

            var $planner_intervals = array(     // conversation hour and interval depending on intervals_per_day
                              //                                  1 1 1 1 1 1 1 1 1 1 2 2 2 2
                              //              0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3
                                    '1' => array(0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0), // 0=0-23h
                                    '2' => array(0,0,0,0,0,0,0,0,0,0,0,0,1,1,1,1,1,1,1,0,0,0,0,0), // 0=0-12h, 1=12-23h
                                    '3' => array(0,0,0,0,0,0,0,0,0,0,0,0,1,1,1,1,1,1,2,2,2,2,2,2), // 0=0-12h, 2=12-18h, 3=18-23h
                                    '4' => array(0,0,0,0,0,0,0,1,1,1,1,1,2,2,2,2,2,2,3,3,3,3,3,3)  // 0=0-7, 7-12h, 3=12-18h, 4=18-23h
                              );

            var $public_functions = array(
                  'mini_calendar' => True,
                  'index' => True,
                  'month' => True,
                  'get_month' => True,
                  'week'  => True,
                  'get_week' => True,
                  'year' => True,
                  'view' => True,
                  'edit' => True,
                  'export'    => True,
                  'reinstate_list'  => True,
                  'reinstate' => True,
                  'add'  => True,
                  'delete' => True,
                  'preferences' => True,
                  'day' => True,
                  'edit_status' => True,
                  'set_action' => True,
                  'planner' => True,
                  'modify_ext_partlist' => True,
                  'matrixselect'    => True,
                  'viewmatrix'      => True,
                  'search' => True,
                  'header' => True,
                  'footer' => True,
                  'css'       => True,
            );

            function uicalendar()
            {
                  $GLOBALS['phpgw']->nextmatchs = CreateObject('phpgwapi.nextmatchs');
                  $GLOBALS['phpgw']->browser    = CreateObject('phpgwapi.browser');

                  $this->theme = $GLOBALS['phpgw_info']['theme'];

                  $this->bo = CreateObject('calendar.bocalendar',1);
                  $this->cat = &$this->bo->cat;

                  print_debug('BO Owner',$this->bo->owner);

                  $this->template = $GLOBALS['phpgw']->template;
                  $this->template_dir = $GLOBALS['phpgw']->common->get_tpl_dir('calendar');

                  $this->holiday_color = (substr($this->theme['bg06'],0,1)=='#'?'':'#').$this->theme['bg06'];

                  $this->cat_id   = $this->bo->cat_id;

                  $this->link_tpl = CreateObject('phpgwapi.Template',$this->template_dir);
                  $this->link_tpl->set_unknowns('remove');
                  $this->link_tpl->set_file(
                        Array(
                              'link_picture'    => 'link_pict.tpl'
                        )
                  );
                  $this->link_tpl->set_block('link_picture','link_pict','link_pict');
                  $this->link_tpl->set_block('link_picture','pict','pict');
                  $this->link_tpl->set_block('link_picture','link_open','link_open');
                  $this->link_tpl->set_block('link_picture','link_close','link_close');
                  $this->link_tpl->set_block('link_picture','link_text','link_text');

                  if($this->bo->use_session)
                  {
                        // save return-fkt for add, view, ...
                        list(,,$fkt) = explode('.',$_GET['menuaction']);
                        if ($fkt == 'day' || $fkt == 'week' || $fkt == 'month' || $fkt == 'year' || $fkt == 'planner')
                        {
                              $this->bo->return_to = $_GET['menuaction'].
                                    sprintf('&date=%04d%02d%02d',$this->bo->year,$this->bo->month,$this->bo->day);
                              // reset the matrixview participants
                              $GLOBALS['phpgw']->session->appsession('participants', NULL,'');
                        }
                        $this->bo->save_sessiondata();
                  }
                  $this->always_app_header = $this->bo->prefs['common']['template_set'] == 'idots';

                  print_debug('UI',$this->_debug_sqsof());

                  if (!is_object($GLOBALS['phpgw']->html))
                  {
                        $GLOBALS['phpgw']->html = CreateObject('phpgwapi.html');
                  }
                  $this->html = &$GLOBALS['phpgw']->html;

                  if(!isset($this->bo->prefs['calendar']['interval']))
                  {
                        $this->bo->prefs['calendar']['interval'] = 30;
                        $GLOBALS['phpgw']->preferences->add('calendar','interval',30);
                        $GLOBALS['phpgw']->preferences->save_repository();
                  }
            }

            /* Public functions */

            function mini_calendar($params)
            {
                  static $mini_cal_tpl;
                  if(!is_array($params))
                  {
                        return;
                  }

                  if($params['month'] == 0)
                  {
                        $params['month'] = 12;
                        $params['year'] = $params['year'] - 1;
                  }
                  elseif($params['month'] == 13)
                  {
                        $params['month'] = 1;
                        $params['year'] = $params['year'] + 1;
                  }

                  $this->bo->store_to_cache(
                        Array(
                              'smonth'    => $params['month'],
                              'sday'      => 1,
                              'syear'     => $params['year']
                        )
                  );

                  $params['link']               = (!isset($params['link'])?'':$params['link']);
                  $params['buttons']            = (!isset($params['buttons'])?'none':$params['buttons']);
                  $params['outside_month']      = (!isset($params['outside_month'])?True:$params['outside_month']);

                  $this->bo->read_holidays($params['year']);

                  $date = $GLOBALS['phpgw']->datetime->makegmttime(0,0,0,$params['month'],$params['day'],$params['year']);
                  $month_ago = (int)(date('Ymd',mktime(0,0,0,$params['month'] - 1,$params['day'],$params['year'])));
                  $month_ahead = (int)(date('Ymd',mktime(0,0,0,$params['month'] + 1,$params['day'],$params['year'])));
                  $monthstart = (int)(date('Ymd',mktime(0,0,0,$params['month'],1,$params['year'])));
                  $monthend = (int)(date('Ymd',mktime(0,0,0,$params['month'] + 1,0,$params['year'])));

                  $weekstarttime = $GLOBALS['phpgw']->datetime->get_weekday_start($params['year'],$params['month'],1);

                  print_debug('mini_calendar:monthstart',$monthstart);
                  print_debug('mini_calendar:weekstarttime',date('Ymd H:i:s',$weekstarttime));

                  if(!is_object($mini_cal_tpl))
                  {
                        $mini_cal_tpl = CreateObject('phpgwapi.Template',$this->template_dir);
                        $mini_cal_tpl->set_unknowns('remove');
                        $mini_cal_tpl->set_file(
                              Array(
                                    'mini_calendar'   => 'mini_cal.tpl'
                              )
                        );
                        $mini_cal_tpl->set_block('mini_calendar','mini_cal','mini_cal');
                        $mini_cal_tpl->set_block('mini_calendar','mini_week','mini_week');
                        $mini_cal_tpl->set_block('mini_calendar','mini_day','mini_day');
                  }


                  if($this->bo->printer_friendly == False)
                  {
//NDEE                        $month = '<a href="' . $this->page('month','&month='.$GLOBALS['phpgw']->common->show_date($date['raw'],'m').'&year='.$GLOBALS['phpgw']->common->show_date($date['raw'],'Y')). '" class="_minicalendar">' . lang($GLOBALS['phpgw']->common->show_date($date['raw'],'F')).' '.$GLOBALS['phpgw']->common->show_date($date['raw'],'Y').'</a>';
                        $month = '<a href="' . $this->page('month','&month='.$GLOBALS['phpgw']->common->show_date($date['raw'],'m').'&year='.$GLOBALS['phpgw']->common->show_date($date['raw'],'Y')). '">' . lang($GLOBALS['phpgw']->common->show_date($date['raw'],'F')).' '.$GLOBALS['phpgw']->common->show_date($date['raw'],'Y').'</a>';
                  }
                  else
                  {
                        $month = lang($GLOBALS['phpgw']->common->show_date($date['raw'],'F')).' '.$GLOBALS['phpgw']->common->show_date($date['raw'],'Y');
                  }

                  $var = Array(
                        'cal_img_root'          =>    $GLOBALS['phpgw']->common->image('calendar','mini-calendar-bar'),
                        'bgcolor'               =>    $this->theme['bg_color'],
                        'bgcolor1'              =>    $this->theme['bg_color'],
                        'month'                       =>    $month,
                        'bgcolor2'              =>    $this->theme['cal_dayview'],
                        'holiday_color'   => $this->holiday_color
                  );

                  $mini_cal_tpl->set_var($var);

                  switch(strtolower($params['buttons']))
                  {
                        case 'right':
                              $var = Array(
                                    'nextmonth'             =>    '<a href="'.$this->page('month','&date='.$month_ahead).'"><img src="'.$GLOBALS['phpgw']->common->image('phpgwapi','right').'" border="0"></a>'
                              );
                              break;
                        case 'left':
                              $var = Array(
                                    'prevmonth'             =>    '<a href="'.$this->page('month','&date='.$month_ago).'"><img src="'.$GLOBALS['phpgw']->common->image('phpgwapi','left').'" border="0"></a>'
                              );
                              break;
                        case 'both':
                              $var = Array(
                                    'prevmonth'             =>    '<a href="'.$this->page('month','&date='.$month_ago).'"><img src="'.$GLOBALS['phpgw']->common->image('phpgwapi','left').'" border="0"></a>',
                                    'nextmonth'             =>    '<a href="'.$this->page('month','&date='.$month_ahead).'"><img src="'.$GLOBALS['phpgw']->common->image('phpgwapi','right').'" border="0"></a>'
                              );
                              break;
                        case 'none':
                        default:
                              $var = Array(
                                    'prevmonth'             =>    '',
                                    'nextmonth'             =>    ''
                              );
                              break;
                  }
                  $mini_cal_tpl->set_var($var);

                  if(!$mini_cal_tpl->get_var('daynames'))
                  {
                        for($i=0;$i<7;$i++)
                        {
                              $var = Array(
                                    'dayname'   => '<b>' . lang($GLOBALS['phpgw']->datetime->days_short[$i]) . '</b>',
                                    'day_image' => ''
                              );
                              $this->output_template_array($mini_cal_tpl,'daynames','mini_day',$var);
                        }
                  }
                  $today = date('Ymd',$GLOBALS['phpgw']->datetime->users_localtime);
                  unset($date);
                  for($i=$weekstarttime + $GLOBALS['phpgw']->datetime->tz_offset;date('Ymd',$i)<=$monthend;$i += (24 * 3600 * 7))
                  {
                        unset($var);
                        $daily = $this->set_week_array($i - $GLOBALS['phpgw']->datetime->tz_offset,$cellcolor,$weekly);
                        foreach($daily as $date => $day_params)
                        {
                              print_debug('Mini-Cal Date',$date);
                              $year = (int)(substr($date,0,4));
                              $month = (int)(substr($date,4,2));
                              $day = (int)(substr($date,6,2));
                              $str = '';
                              if(($date >= $monthstart && $date <= $monthend) || $params['outside_month'] == True)
                              {
                                    if(!$this->bo->printer_friendly && $params['link'])
                                    {
//NDEE: class def what for?
                                          $str = '<a href="'.$this->page($params['link'],'&date='.$date).'" class="'.$day_params['class'].'">'.$day.'</a>';
                                    }
                                    else
                                    {

//NDEE: printer-friendly (mini-calendar)
                                          $str = $day;
                                    }

                              }
                              else
                              {
                                    $day_params['day_image'] = '';
                              }
                              $var[] = Array(
                                    'day_image' => $day_params['day_image'],
                                    'dayname'   => $str
                              );
                        }
                        for($l=0;$l<count($var);$l++)
                        {
                              $this->output_template_array($mini_cal_tpl,'monthweek_day','mini_day',$var[$l]);
                        }
                        $mini_cal_tpl->parse('display_monthweek','mini_week',True);
                        $mini_cal_tpl->set_var('dayname','');
                        $mini_cal_tpl->set_var('monthweek_day','');
                  }

                  $return_value = $mini_cal_tpl->fp('out','mini_cal');
                  $mini_cal_tpl->set_var('display_monthweek','');
//                $mini_cal_tpl->set_var('daynames','');
//                unset($p);
                  return $return_value;
            }

            function index($params='')
            {
                  if (!$params)
                  {
                        foreach(array('date','year','month','day') as $field)
                        {
                              if (isset($_GET[$field]))
                              {
                                    $params[$field] = $_GET[$field];
                              }
                        }
                  }
                  $GLOBALS['phpgw']->redirect($this->page('',$params));
            }



// NDEE: printer-friendly

            function printer_friendly($body,$app_header='')
            {
                  if($this->bo->printer_friendly)
                  {
                        $new_body = '<html>'."\n"
                              .'<head>'."\n"
//                            .'<STYLE type="text/css">'."\n"
//                            .'<!-- '."\n"
//                            .'  .tablink { color: #000000; }'."\n"
//                            .' '.$this->css()."\n"
//                            .'-->'."\n"
//                            .'</STYLE>'."\n"
                              .'<LINK href="'.$GLOBALS['phpgw_info']['server']['webserver_url'].'/calendar/templates/default/app_print.css" type=text/css rel=StyleSheet>'."\n"
                              .'</head>
                              <table id="calendar_print_main" class="calendar_print_main">
                                    <tr>
                                          <td id="calendar_print_content" class="calendar_print_content">'."\n"
                              .$this->bo->debug_string.$body
                              .'          </td>
                                    </tr>
                              </table></body>'."\n"
                              .'</html>'."\n";
                  }
                  else
                  {
                        unset($GLOBALS['phpgw_info']['flags']['noheader']);
                        unset($GLOBALS['phpgw_info']['flags']['nonavbar']);
                        unset($GLOBALS['phpgw_info']['flags']['noappheader']);
                        unset($GLOBALS['phpgw_info']['flags']['noappfooter']);
                        if ($app_header && $this->always_app_header)
                        {
                              $GLOBALS['phpgw_info']['flags']['app_header'] = $GLOBALS['phpgw_info']['apps']['calendar']['title'].' - '.$app_header;
                        }
                        $GLOBALS['phpgw']->common->phpgw_header();
                        $new_body = $this->bo->debug_string.$body;
                  }
                  return $new_body;
            }

            function month()
            {
                  echo $this->printer_friendly($this->get_month(),lang('Monthview'));
            }

            function get_month()
            {
                  $m = mktime(0,0,0,$this->bo->month,1,$this->bo->year);

                  $next = $this->bo->month + 1;
                  $prev = $this->bo->month - 1;
                  $nextyear = $this->bo->year;
                  $prevyear = $this->bo->year;
                  if ($this->bo->month == 12)
                  {
                        $next = 1;
                        $nextyear = $nextyear + 1;
                  }
                  elseif ($this->bo->month == 1)
                  {
                        $prev = 12;
                        $prevyear = $prevyear - 1;
                  }

                  if (!$this->bo->printer_friendly || ($this->bo->printer_friendly && @$this->bo->prefs['calendar']['display_minicals']))
                  {
                        $minical_prev = $this->mini_calendar(
                              Array(
                                    'day' => 1,
                                    'month'     => $this->bo->month - 1,
                                    'year'      => $this->bo->year,
                                    'link'      => 'day',
                                    'outside_month'   => False
                              )
                        );

                        $minical_next = $this->mini_calendar(
                              Array(
                                    'day' => 1,
                                    'month'     => $this->bo->month + 1,
                                    'year'      => $this->bo->year,
                                    'link'      => 'day',
                                    'outside_month'   => False
                              )
                        );
                  }
                  else
                  {
                        $minical_prev = '';
                        $minical_next = '';
                  }

                  if (!$this->bo->printer_friendly)
                  {
                        $printer = '';
                        $prev_month_link = '<a href="'.$this->page('month','&year='.$prevyear.'&month='.$prev).'">&lt;&lt;</a>';
                        $next_month_link = '<a href="'.$this->page('month','&year='.$nextyear.'&month='.$next).'">&gt;&gt;</a>';
                        $param = '&year='.$this->bo->year.'&month='.$this->bo->month.'&friendly=1';
                        $print = '<a href="'.$this->page('month'.$param)."\" TARGET=\"cal_printer_friendly\" onMouseOver=\"window.status = '".lang('Generate printer-friendly version')."'\">[".lang('Printer Friendly').']</a>';
                  }
                  else
                  {
                        $printer = '<body bgcolor="'.$phpgw_info['theme']['bg_color'].'">';
                        $prev_month_link = '';
                        $next_month_link = '';
                        $print =    '';
                        $GLOBALS['phpgw_info']['flags']['nofooter'] = True;
                  }

                  $this->bo->read_holidays();

                  $var = Array(
                        'printer_friendly'            =>    $printer,
                        'bg_text'                           => $this->theme['bg_text'],
                        'small_calendar_prev'   =>    $minical_prev,
                        'prev_month_link'       =>    $prev_month_link,
                        'month_identifier'            =>    lang(strftime("%B",$m)).' '.$this->bo->year,
                        'username'                          =>    $GLOBALS['phpgw']->common->grab_owner_name($this->bo->owner),
                        'next_month_link'       =>    $next_month_link,
                        'small_calendar_next'   =>    $minical_next,
                        'large_month'                       =>    $this->display_month($this->bo->month,$this->bo->year,True,$this->bo->owner),
                        'print'                                   =>    $print
                  );

                  $p = CreateObject('phpgwapi.Template',$this->template_dir);
                  $p->set_unknowns('remove');
                  $p->set_file(
                        Array(
                              'index_t'   =>    'index.tpl'
                        )
                  );
                  $p->set_var($var);
                  return $p->fp('out','index_t');
            }

            function week()
            {
                  echo $this->printer_friendly($this->get_week(),lang('Weekview'));
            }

            function get_week()
            {
                  $this->bo->read_holidays();

                  $next = $GLOBALS['phpgw']->datetime->makegmttime(0,0,0,$this->bo->month,$this->bo->day + 7,$this->bo->year);
                  $prev = $GLOBALS['phpgw']->datetime->makegmttime(0,0,0,$this->bo->month,$this->bo->day - 7,$this->bo->year);

                  if (!$this->bo->printer_friendly || ($this->bo->printer_friendly && @$this->bo->prefs['calendar']['display_minicals']))
                  {
                        $minical_this = $this->mini_calendar(
                              Array(
                                    'day' => $this->bo->day,
                                    'month'     => $this->bo->month,
                                    'year'      => $this->bo->year,
                                    'link'      => 'day',
                                    'butons'    => 'none',
                                    'outside_month'   => False
                              )
                        );
                        $minical_prev = $this->mini_calendar(
                              Array(
                                    'day' => 15, /* the 15th of the month is not a boundy condition */
                                    'month'     => $this->bo->month - 1,
                                    'year'      => $this->bo->year,
                                    'link'      => 'day',
                                    'butons'    => 'left',
                                    'outside_month'   => False
                              )
                        );
                        $minical_next = $this->mini_calendar(
                              Array(
                                    'day' => 15, /* the 15th of the month is not a boundy condition */
                                    'month'     => $this->bo->month + 1,
                                    'year'      => $this->bo->year,
                                    'link'      => 'day',
                                    'butons'    => 'right',
                                    'outside_month'   => False
                              )
                        );
                  }
                  else
                  {

//NDEE: printer-friendly what?
                        $minical_this = '';
                        $minical_prev = '';
                        $minical_next = '';
                  }

                  if (!$this->bo->printer_friendly)
                  {
                        $printer = '';
                        $prev_week_link = '<a href="'.$this->page('week','&date='.$prev['full']).'">&lt;&lt;</a>';
                        $next_week_link = '<a href="'.$this->page('week','&date='.$next['full']).'">&gt;&gt;</a>';
                        $print = '<a href="'.$this->page('week','&friendly=1&date='.sprintf("%04d%02d%02d",$this->bo->year,$this->bo->month,$this->bo->day))."\" TARGET=\"cal_printer_friendly\" onMouseOver=\"window.status = '".lang('Generate printer-friendly version')."'\">[".lang('Printer Friendly').']</a>';
                  }
                  else
                  {

//NDEE: printer-friendly (weekly-view)
                        $printer = '<body bgcolor="'.$this->theme['bg_color'].'">';
                        $prev_week_link = '';
                        $next_week_link = '';
                        $print =    '';
                        $GLOBALS['phpgw_info']['flags']['nofooter'] = True;
                  }

                  $var = Array(
                        'printer_friendly'      =>    $printer,
                        'bg_text'         =>    $this->theme['bg_text'],
                        'small_calendar_prev'   =>    $minical_prev,
                        'prev_week_link'  =>    $prev_week_link,
                        'small_calendar_this'   =>    $minical_this,
                        'week_identifier' =>    $this->bo->get_week_label(),
                        'next_week_link'  =>    $next_week_link,
                        'username'        =>    $GLOBALS['phpgw']->common->grab_owner_name($this->bo->owner),
                        'small_calendar_next'   =>    $minical_next,
                        'week_display'          =>    $this->display_weekly(
                              Array(
                                    'date'            => sprintf("%04d%02d%02d",$this->bo->year,$this->bo->month,$this->bo->day),
                                    'showyear'  => true,
                                    'owners'    => $this->bo->owner
                              )
                        ),
                        'print'                 =>    $print
                  );
//todo
                  $p = CreateObject('phpgwapi.Template',$this->template_dir);
                  $p->set_file(
                        Array(
                              'week_t' => 'week.tpl'
                        )
                  );
                  $p->set_var($var);
                  return $p->fp('out','week_t');

/*
                  $this->bo->read_holidays();

                  if (!$this->bo->printer_friendly || ($this->bo->printer_friendly && @$this->bo->prefs['calendar']['display_minicals']))
                  {
                        $minical = $this->mini_calendar(
                              Array(
                                    'day' => $this->bo->day,
                                    'month'     => $this->bo->month,
                                    'year'      => $this->bo->year,
                                    'link'      => 'day'
                              )
                        );
                  }
                  else
                  {
                        $minical = '';
                  }

                  if (!$this->bo->printer_friendly)
                  {
                        unset($GLOBALS['phpgw_info']['flags']['noheader']);
                        unset($GLOBALS['phpgw_info']['flags']['nonavbar']);
                        $GLOBALS['phpgw']->common->phpgw_header();
                        $printer = '';
                        $param = '&date='.sprintf("%04d%02d%02d",$this->bo->year,$this->bo->month,$this->bo->day).'&friendly=1';
                        $print = '<a href="'.$this->page('day'.$param)."\" TARGET=\"cal_printer_friendly\" onMouseOver=\"window.status = '".lang('Generate printer-friendly version')."'\">[".lang('Printer Friendly').']</a>';
                  }
                  else
                  {
                        $GLOBALS['phpgw_info']['flags']['nofooter'] = True;
                        $printer = '<body bgcolor="'.$this->theme['bg_color'].'">';
                        $print =    '';
                  }

                  $now  = $GLOBALS['phpgw']->datetime->makegmttime(0, 0, 0, $this->bo->month, $this->bo->day, $this->bo->year);
                  $now['raw'] += $GLOBALS['phpgw']->datetime->tz_offset;
                  $m = mktime(0,0,0,$this->bo->month,1,$this->bo->year);

                  $p = $GLOBALS['phpgw']->template;
                  $p->set_file(
                        Array(
                              'day_t' => 'day.tpl'
                        )
                  );
                  $p->set_block('day_t','day','day');
                  $p->set_block('day_t','day_event','day_event');

                  $var = Array(
                        'printer_friendly'            => $printer,
                        'bg_text'               => $this->theme['bg_text'],
                        'daily_events'                => $this->print_day(
                              Array(
                                    'year'      => $this->bo->year,
                                    'month'     => $this->bo->month,
                                    'day' => $this->bo->day
                              )
                        ),
                        'small_calendar'        => $minical,
                        'date'                        => lang(date('F',$m)).' '.sprintf("%02d",$this->bo->day).', '.$this->bo->year,
                        'username'              => $GLOBALS['phpgw']->common->grab_owner_name($this->bo->owner),
                        'print'                       => $print
                  );

                  $p->set_var($var);
                  $p->parse('day_events','day_event');
                  $p->pparse('out','day');
*/
            }

            function year()
            {
                  if($this->bo->printer_friendly)
                  {
                        $GLOBALS['phpgw_info']['flags']['nofooter'] = True;
                  }
                  echo $this->printer_friendly($this->get_year(),lang('Yearview'));
            }

            function get_year()
            {
                  if(!$this->bo->printer_friendly)
                  {
                        $print = '';
                        $left_link = '<a href="'.$this->page('year','&year='.($this->bo->year - 1)).'">&lt;&lt;</a>';
                        $right_link = '<a href="'.$this->page('year','&year='.($this->bo->year + 1)).'">&gt;&gt;</a>';
                        $link = 'day';
                        $printer = '<a href="'.$this->page('year','&friendly=1&year='.$this->bo->year).'" target="cal_printer_friendly" onMouseOver="window.status = '."'".lang('Generate printer-friendly version')."'".'">['.lang('Printer Friendly').']</a>';
                  }
                  else
                  {

//NDEE: printer-friendly (year-view)
                        $print = '<body bgcolor="'.$this->theme['bg_color'].'">';
                        $left_link = '';
                        $right_link = '';
                        $link = '';
                        $printer = '';
                  }

                  $var = Array(
                        'print'           => $print,
                        'left_link' => $left_link,
                        'font'            => $this->theme['font'],
                        'year_text' => $this->bo->year,
                        'right_link'=> $right_link,
                        'printer_friendly'=> $printer
                  );

                  $p = CreateObject('phpgwapi.Template',$this->template_dir);
                  $p->set_file(
                        Array(
                              'year_t' => 'year.tpl'
                        )
                  );
                  $p->set_block('year_t','year','year');
                  $p->set_block('year_t','month','month_handle');
                  $p->set_block('year_t','month_sep','month_sep_handle');
                  $p->set_var($var);

                  for($i=1;$i<=12;$i++)
                  {
                        if(($i % 3) == 1)
                        {
                              $p->parse('row','month_sep',True);
                        }
                        $p->set_var('mini_month',$this->mini_calendar(
                                    Array(
                                          'day' => 1,
                                          'month'     => $i,
                                          'year'      => $this->bo->year,
                                          'link'      => $link,
                                          'buttons'   => 'none',
                                          'outside_month'   => False
                                    )
                              )
                        );
                        $p->parse('row','month',True);
                        $p->set_var('mini_month','');
                  }
                  return $p->fp('out','year_t');
            }

            function view($vcal_id=0,$cal_date=0)
            {
                  unset($GLOBALS['phpgw_info']['flags']['noheader']);
                  unset($GLOBALS['phpgw_info']['flags']['nonavbar']);
                  $GLOBALS['phpgw_info']['flags']['app_header'] = $GLOBALS['phpgw_info']['apps']['calendar']['title'].' - '.lang('View');
                  $GLOBALS['phpgw']->common->phpgw_header();

                  $cal_id = get_var('cal_id',array('GET','POST'),$vcal_id);

                  $date = $cal_date ? $cal_date : 0;
                  $date = $date ? $date : (int)$this->bo->date;

                  // First, make sure they have permission to this entry
                  if ($cal_id < 1)
                  {
                        echo '<center>'.lang('Invalid entry id.').'</center>'."\n";
                        $GLOBALS['phpgw']->common->phpgw_exit(True);
                  }

                  if(!$this->bo->check_perms(PHPGW_ACL_READ,$cal_id))
                  {
                        echo '<center>'.lang('You do not have permission to read this record!').'</center>'."\n";
                        $GLOBALS['phpgw']->common->phpgw_exit(True);
                  }

                  $event = $this->bo->read_entry($cal_id);

                  if(!isset($event['id']))
                  {
                        echo '<center>'.lang('Sorry, this event does not exist').'.'.'</center>'."\n";
                        $GLOBALS['phpgw']->common->phpgw_exit(True);
                  }
                  if(isset($event['description']))
                  {
                        $event['description'] = str_replace(array("\n","\r"),array('<br/>',''),$event['description']);
                  }

                  $this->bo->repeating_events = Array();
                  $this->bo->cached_events = Array();
                  $this->bo->repeating_events[0] = $event;
                  $datetime = mktime(0,0,0,$this->bo->month,$this->bo->day,$this->bo->year) - $GLOBALS['phpgw']->datetime->tz_offset;
                  $this->bo->check_repeating_events($datetime);
                  $check_date = $GLOBALS['phpgw']->common->show_date($datetime,'Ymd');
                  if(is_array($this->bo->cached_events[$check_date][0]) &&
                        $this->bo->cached_events[$check_date][0]['id'] == $event['id'])
                  {
                        $starttime = $this->bo->maketime($event['start']);
                        $endtime = $this->bo->maketime($event['end']);
                        $event['start']['month'] = $this->bo->month;
                        $event['start']['mday'] = $this->bo->day;
                        $event['start']['year'] = $this->bo->year;
                        $temp_end =  $this->bo->maketime($event['start']) + ($endtime - $starttime);
                        $event['end']['month'] = date('m',$temp_end);
                        $event['end']['mday'] = date('d',$temp_end);
                        $event['end']['year'] = date('Y',$temp_end);
                  }

                  if(!$this->view_event($event,True))
                  {
                        echo '<center>'.lang('You do not have permission to read this record!').'</center>';
                        $GLOBALS['phpgw']->common->phpgw_exit(True);
                  }

                  $p = $GLOBALS['phpgw']->template;
                  $p->set_file(
                        Array(
                              'form_button'     => 'form_button_script.tpl'
                        )
                  );

                  $button_left = $button_center = $button_right = '';

                  if($this->bo->check_perms(PHPGW_ACL_EDIT,$event))
                  {
                        if($event['recur_type'] != MCAL_RECUR_NONE)
                        {
                              $var = Array(
                                    'action_url_button'     => $this->page('edit','&cal_id='.$cal_id),
                                    'action_text_button'    => lang('Edit Single'),
                                    'action_confirm_button' => '',
                                    'action_extra_field'    => $this->html->input_hidden(array(
                                          'edit_type' => 'single',
                                          'date' => sprintf('%04d%02d%02d',$this->bo->year,$this->bo->month,$this->bo->day)
                                    ))
                              );
                              $p->set_var($var);
                              $button_left .= '<td>'.$p->fp('button','form_button').'</td>';

                              $var = Array(
                                    'action_url_button'     => $this->page('edit','&cal_id='.$cal_id),
                                    'action_text_button'    => lang('Edit Series'),
                                    'action_confirm_button' => '',
                                    'action_extra_field'    => $this->html->input_hidden('edit_type','series')
                              );
                              $p->set_var($var);
                              $button_left .= '<td>'.$p->fp('button','form_button').'</td>';
                        }
                        else
                        {
                              $var = Array(
                                    'action_url_button'     => $this->page('edit','&cal_id='.$cal_id),
                                    'action_text_button'    => lang('Edit'),
                                    'action_confirm_button' => '',
                                    'action_extra_field'    => ''
                              );
                              $p->set_var($var);
                              $button_left .= '<td>'.$p->fp('button','form_button').'</td>';
                        }

                        $var = Array(
                              'action_url_button'     => $GLOBALS['phpgw']->link('/index.php','menuaction=calendar.uialarm.manager'),
                              'action_text_button'    => lang('Alarm Management'),
                              'action_confirm_button' => '',
                              'action_extra_field'    => $this->html->input_hidden(array(
                                    'cal_id' => $cal_id,
                                    'return_to' => $this->bo->return_to
                              ))
                        );
                        $p->set_var($var);
                        $button_center .= '<td>'.$p->fp('button','form_button').'</td>';
                  }

                  if ($this->bo->check_perms(PHPGW_ACL_DELETE,$event))
                  {
                        if($event['recur_type'] != MCAL_RECUR_NONE)
                        {
                              $var = Array(
                                    'action_url_button'     => $this->page('delete','&cal_id='.$cal_id),
                                    'action_text_button'    => lang('Delete Single'),
                                    'action_confirm_button' => "onClick=\"return confirm('".lang("Are you sure\\nyou want to\\ndelete this single occurence ?\\n\\nThis will delete\\nthis entry for all users.")."')\"",
                                    'action_extra_field'    => $this->html->input_hidden(array(
                                          'delete_type' => 'single',
                                          'date' => sprintf('%04d%02d%02d',$this->bo->year,$this->bo->month,$this->bo->day)
                                    ))
                              );
                              $p->set_var($var);
                              $button_right .= '<td>'.$p->fp('button','form_button').'</td>';

                              $var = Array(
                                    'action_url_button'     => $this->page('delete','&cal_id='.$cal_id),
                                    'action_text_button'    => lang('Delete Series'),
                                    'action_confirm_button' => "onClick=\"return confirm('".lang("Are you sure\\nyou want to\\ndelete this entry ?\\n\\nThis will delete\\nthis entry for all users.")."')\"",
                                    'action_extra_field'    => $this->html->input_hidden('delete_type','series')
                              );
                              $p->set_var($var);
                              $button_right .= '<td>'.$p->fp('button','form_button').'</td>';

                              if($event['recur_exception'])
                              {
                                    $var = Array(
                                          'action_url_button'     => $this->page('reinstate_list','&cal_id='.$cal_id),
                                          'action_text_button'    => lang('Reinstate'),
                                          'action_confirm_button' => '',
                                          'action_extra_field'    => ''
                                    );
                                    $p->set_var($var);
                                    $button_center .= '<td>'.$p->fp('button','form_button').'</td>';
                              }
                        }
                        else
                        {
                              $var = Array(
                                    'action_url_button'     => $this->page('delete','&cal_id='.$cal_id),
                                    'action_text_button'    => lang('Delete'),
                                    'action_confirm_button' => "onClick=\"return confirm('".lang("Are you sure\\nyou want to\\ndelete this entry ?\\n\\nThis will delete\\nthis entry for all users.")."')\"",
                                    'action_extra_field'    => ''
                              );
                              $p->set_var($var);
                              $button_right .= '<td>'.$p->fp('button','form_button').'</td>';
                        }
                  }
                  else
                  {
                        // allow me (who I am logged in as) to set up an alarm
                        // if I am a participant, but not the owner
                        reset($event['participants']);
                        while (list($user,$short_status) = each($event['participants']))
                        {
                              if ($GLOBALS['phpgw_info']['user']['account_id'] == $user)
                              {
                                    $var = Array(
                                          'action_url_button'     => $GLOBALS['phpgw']->link('/index.php','menuaction=calendar.uialarm.manager'),
                                          'action_text_button'    => lang('Alarm Management'),
                                          'action_confirm_button' => '',
                                          'action_extra_field'    => $this->html->input_hidden(array(
                                                'cal_id'    => $cal_id,
                                                'return_to' => $this->bo->return_to
                                          ))
                                    );
                                    $p->set_var($var);
                                    echo $p->fp('out','form_button');
                              }
                        }
                  }

                  $export_params['cal_id']        = $cal_id;

                  $var = Array(
                        'action_url_button'     => $this->page('export'),
                        'action_text_button'    => lang('Export'),
                        'action_confirm_button' => '',
                        'action_extra_field'    => $this->html->input_hidden($export_params)
                  );
                  $p->set_var($var);
                  $button_center .= '<td>'.$p->fp('button','form_button').'</td>';

                  if ($this->bo->return_to)
                  {
                        $var = Array(
                              'action_url_button'     => $GLOBALS['phpgw']->link('/index.php','menuaction='.$this->bo->return_to),
                              'action_text_button'    => lang('Done'),
                              'action_confirm_button' => '',
                              'action_extra_field'    => ''
                        );
                        $p->set_var($var);
                        $button_left .= '<td>'.$p->fp('button','form_button').'</td>';
                  }
                  $p->set_var(array(
                        'button_left'     => $button_left,
                        'button_center'   => $button_center,
                        'button_right'    => $button_right
                  ));
                  $p->pfp('phpgw_body','view_event');

                  $GLOBALS['phpgw']->hooks->process(array(
                        'location' => 'calendar_view',
                        'cal_id'   => $cal_id
                  ));
            }

            function edit($params='')
            {
                  if($this->debug)
                  {
                        echo '<!-- params[readsess] = '.$params['readsess'].' -->'."\n";
                        echo '<!-- params[cd] = '.$params['cd'].' -->'."\n";
                  }

                  if(isset($_GET['readsess']))
                  {
                        $params['readsess'] = $_GET['readsess'];
                        $params['cd'] = 0;
                  }

                  if($this->debug)
                  {
                        echo '<!-- params[readsess] = '.$params['readsess'].' -->'."\n";
                        echo '<!-- params[cd] = '.$params['cd'].' -->'."\n";
                  }

                  if($params != '' && @is_array($params) && @isset($params['readsess']))
                  {
                        $can_edit = True;
                        $this->edit_form(
                              Array(
                                    'event' => $this->bo->restore_from_appsession(),
                                    'cd' => $params['cd']
                              )
                        );
                  }
                  elseif(isset($_GET['cal_id']))
                  {
                        $cal_id = (int)$_GET['cal_id'];
                        $event = $this->bo->read_entry($cal_id);

                        if(!$this->bo->check_perms(PHPGW_ACL_EDIT,$event))
                        {
                              Header('Location: '.$this->page('view','&cal_id='.$cal_id));
                              $GLOBALS['phpgw']->common->phpgw_exit();
                        }
                        if(@isset($_POST['edit_type']) && $_POST['edit_type'] == 'single')
                        {
                              $event['id'] = 0;
                              $this->bo->set_recur_date($event,$_POST['date']);
                              $event['recur_type'] = MCAL_RECUR_NONE;
                              $event['recur_interval'] = 0;
                              $event['recur_data'] = 0;
                              $event['recur_enddate']['month'] = 0;
                              $event['recur_enddate']['mday'] = 0;
                              $event['recur_enddate']['year'] = 0;
                              $event['recur_exception'] = array();
                        }
                        $this->edit_form(
                              Array(
                                    'event' => $event,
                                    'cd'  => $cd
                              )
                        );
                  }
            }

            function export()
            {
                  $jscal = CreateObject('phpgwapi.jscalendar');
                  $GLOBALS['phpgw']->browser    = CreateObject('phpgwapi.browser');
                  $GLOBALS['phpgw_info']['flags']['noappheader'] = True;
                  $GLOBALS['phpgw_info']['flags']['noappfooter'] = True;
                  if(!isset($_REQUEST['output_file']) || !$_REQUEST['output_file'])
                  {
                        unset($GLOBALS['phpgw_info']['flags']['noheader']);
                        unset($GLOBALS['phpgw_info']['flags']['nonavbar']);
                        $GLOBALS['phpgw_info']['flags']['app_header'] = $GLOBALS['phpgw_info']['apps']['calendar']['title'].' - '.lang('Export');
                        $GLOBALS['phpgw']->common->phpgw_header();

                        $p = $GLOBALS['phpgw']->template;
                        $p->set_file(
                              Array(
                                    'form_button'     => 'form_button_script.tpl'
                              )
                        );

                        $extra_field_text = '';
                        $extra_field_text = "\n".lang('Enter Output Filename: ( .vcs appended )')."\n".'   <input name="output_file" size="25" maxlength="80" value="">'."\n";
                        if (isset($_POST['output_file']))
                        {
                              $extra_field_text .= '<font color="red">'.lang('please enter a filename !!!')."</font>\n";
                        }
                        if(isset($_POST['cal_id']))
                              $extra_field_text .= '   '.$this->html->input_hidden('cal_id',(int)$_POST['cal_id']);

                        if (!isset($_POST['cal_id']) || !$_POST['cal_id'])
                        {
                              $start_date = '';
                              if(isset($_POST['custom_start']) && $_POST['custom_start'])
                                    $start_date = $_POST['custom_start'];
                              else
                                    $start_date = $GLOBALS['phpgw']->datetime->gmtnow;

                              $stop_date = '';
                              if(isset($_POST['custom_stop']) && $_POST['custom_stop'])
                                    $stop_date = $_POST['custom_stop'];
                              else
                                    $stop_date = $GLOBALS['phpgw']->datetime->gmtnow;

                              $extra_field_text .= "<p>";
                              $extra_field_text .= lang('Start Date');
                              $extra_field_text .= "&nbsp;";
                              $extra_field_text .= $jscal->input('custom_start',$start_date);
                              $extra_field_text .= "</p>\n<p>";
                              $extra_field_text .= lang('End Date');
                              $extra_field_text .= "&nbsp\n";
                              $extra_field_text .= $jscal->input('custom_stop',$stop_date);
                              $extra_field_text .= "</p>\n";
                        }

                        $var = Array(
                              'action_url_button'     => $this->page('export'),
                              'action_text_button'    => lang('Download'),
                              'action_confirm_button' => '',
                              'action_extra_field'    => $extra_field_text
                        );
                        $p->set_var($var);
                        echo $p->fp('out','form_button');
                  }
                  else
                  {
                        unset($cal_ids);
                        $cal_ids        = Array();
                        $output_filename = $_REQUEST['output_file'];
                        if (!preg_match('/\.vcs$/i',$output_filename))
                        {
                              $output_filename .= '.vcs';
                        }
                        if(isset($_REQUEST['custom_start']) && $_REQUEST['custom_start']) 
                        {
                              $start_date = $jscal->input2date($_REQUEST['custom_start'],False);
                              
                              if(isset($_REQUEST['custom_stop']) && $_REQUEST['custom_stop'])
                              {
                                    $stop_date = $jscal->input2date($_REQUEST['custom_stop'],False);
                              } 
                              else 
                              {
                                    $stop_date = array('year'=>0,'month'=>'0','day'=>0);
                              }
                              $cal_ids = $this->bo->so->list_events($start_date['year'],$start_date['month'],$start_date['day'],
                                    $stop_date['year'],$stop_date['month'],$stop_date['day']);
                        } 
                        elseif(isset($_POST['cal_id']) && $_POST['cal_id'])
                        {
                              $cal_ids[0]     = $_POST['cal_id'];
                        }
                        $content = "BEGIN:VCALENDAR\n";
                        foreach ($cal_ids as $cal_id)
                        {
                              $mycontent = ExecMethod('calendar.boicalendar.export', Array(
                                    'l_event_id' => $cal_id,
                                    'chunk_split' => False,
                              ));
                              $content .= str_replace(array("\r","METHOD:PUBLISH\n","BEGIN:VCALENDAR\n","END:VCALENDAR\n"), "", $mycontent);
                        }
                        $content .= "END:VCALENDAR\n";

                        $GLOBALS['phpgw']->browser->content_header($output_filename,'text/calendar',strlen($content));
                        echo $content;
                        $GLOBALS['phpgw']->common->phpgw_exit();
                  }
            }

            function reinstate_list($params='')
            {
                  if(!$this->bo->check_perms(PHPGW_ACL_EDIT))
                  {
                        $this->no_edit();
                  }
                  elseif(!$this->bo->check_perms(PHPGW_ACL_ADD))
                  {
                        $this->index();
                  }

                  unset($GLOBALS['phpgw_info']['flags']['noheader']);
                  unset($GLOBALS['phpgw_info']['flags']['nonavbar']);
                  $GLOBALS['phpgw_info']['flags']['app_header'] = $GLOBALS['phpgw_info']['apps']['calendar']['title'].' - '.lang('Reinstate');
                  $GLOBALS['phpgw']->common->phpgw_header();

                  $cal_id = get_var('cal_id',array('GET'),$params['cal_id']);

                  if ($cal_id < 1)
                  {
                        echo '<center>'.lang('Invalid entry id.').'</center>'."\n";
                        $GLOBALS['phpgw']->common->phpgw_exit(True);
                  }

                  if(!$this->bo->check_perms(PHPGW_ACL_READ))
                  {
                        echo '<center>'.lang('You do not have permission to read this record!').'</center>'."\n";
                        $GLOBALS['phpgw']->common->phpgw_exit(True);
                  }

                  $event = $this->bo->read_entry($cal_id);

                  if(!isset($event['id']))
                  {
                        echo '<center>'.lang('Sorry, this event does not exist').'.'.'</center>'."\n";
                        $GLOBALS['phpgw']->common->phpgw_exit(True);
                  }
                  elseif(!isset($event['recur_exception']))
                  {
                        echo '<center>'.lang('Sorry, this event does not have exceptions defined').'.'.'</center>'."\n";
                        $GLOBALS['phpgw']->common->phpgw_exit(True);
                  }

                  if(!$this->view_event($event,True))
                  {
                        echo '<center>'.lang('You do not have permission to read this record!').'</center>';
                        $GLOBALS['phpgw']->common->phpgw_exit(True);
                  }

                  $p = &$GLOBALS['phpgw']->template;
                  $p->set_file(
                        Array(
                              'form_button'     => 'form_button_script.tpl'
                        )
                  );

                  $str = '';

                  for($i=0;$i<count($event['recur_exception']);$i++)
                  {
                        $str .= '    <option value="'.$i.'">'.$GLOBALS['phpgw']->common->show_date($event['recur_exception'][$i]).'</option>'."\n";
                  }
                  $this->output_template_array($p,'row','list',array(
                        'field'     => lang('Exceptions'),
                        'data'      => '<select name="reinstate_index[]" multiple size="5">'."\n".$str.'</select>'
                  ));

                  $var = Array(
                        'action_url_button'     => $this->page('reinstate','&cal_id='.$cal_id),
                        'action_text_button'    => lang('Reinstate'),
                        'action_confirm_button' => '',
                        'action_extra_field'    => ''
                  );
                  $p->set_var($var);
                  $button_left = '<td>'.$p->fp('out','form_button').'</td>';

                  $var = Array(
                        'action_url_button'     => $this->bo->return_to ? $GLOBALS['phpgw']->link('/index.php','menuaction='.$this->bo->return_to) : $this->page(''),
                        'action_text_button'    => lang('Cancel'),
                        'action_confirm_button' => '',
                        'action_extra_field'    => ''
                  );
                  $p->set_var($var);
                  $button_left .= '<td>'.$p->fp('out','form_button').'</td>';

                  $p->set_var('button_left',$button_left);
                  $p->pfp('phpgw_body','view_event');
            }

            function reinstate($params='')
            {
                  if(!$this->bo->check_perms(PHPGW_ACL_EDIT))
                  {
                        $this->no_edit();
                  }
                  elseif(!$this->bo->check_perms(PHPGW_ACL_ADD))
                  {
                        $this->index();
                  }
                  $cal_id = (isset($params['cal_id']) ? (int)$params['cal_id'] : '');
                  $cal_id = ($cal_id == '' ? (int)$_GET['cal_id'] : $cal_id);

                  $reinstate_index = (isset($params['reinstate_index']) ? (int)$params['reinstate_index'] : '');
                  $reinstate_index = ($reinstate_index == '' ? (int)$_POST['reinstate_index'] : $reinstate_index);
                  if($this->debug)
                  {
                        echo '<!-- Calling bo->reinstate -->'."\n";
                  }
                  $cd = $this->bo->reinstate(
                        Array(
                              'cal_id'    => $cal_id,
                              'reinstate_index' => $reinstate_index
                        )
                  );
                  if($this->debug)
                  {
                        echo '<!-- Return Value = '.$cd.' -->'."\n";
                  }
                  if ($this->bo->return_to)
                  {
                        Header('Location: '.$GLOBALS['phpgw']->link('/index.php','menuaction='.$this->bo->return_to));
                  }
                  else
                  {
                        Header('Location: '.$this->page('',($cd?'&cd='.$cd:'')));
                  }
                  $GLOBALS['phpgw']->common->phpgw_exit();
            }

            function add($cd=0,$readsess=0)
            {
                  if(!$this->bo->check_perms(PHPGW_ACL_ADD))
                  {
                        $this->index();
                  }

                  if($readsess)
                  {
                        $event = $this->bo->restore_from_appsession;
                        if(!$event['owner'])
                        {
                              $this->bo->add_attribute('owner',$this->bo->owner);
                        }
                        $can_edit = True;
                  }
                  else
                  {
                        $this->bo->event_init();
                        $this->bo->add_attribute('id',0);

                        $can_edit = True;
                        $participants = (string)(get_var('participants',array('GET'),FALSE));
                        $matrix_mode  = (int)(get_var('matrix',array('GET', 'POST'),FALSE));
                        $starthour = (int)(get_var('hour',array('GET'),$this->bo->prefs['calendar']['workdaystarts']));
                        $startmin  = (int)(get_var('minute',array('GET'),0));
                        $endmin    = $startmin + (int)$this->bo->prefs['calendar']['defaultlength'];
                        $endhour   = $starthour + $this->bo->normalizeminutes($endmin);
                        ;
                        $this->bo->set_start($this->bo->year,$this->bo->month,$this->bo->day,$starthour,$startmin,0);
                        $this->bo->set_end($this->bo->year,$this->bo->month,$this->bo->day,$endhour,$endmin,0);
                        $this->bo->set_title('');
                        $this->bo->set_description('');
                        $this->bo->add_attribute('location','');
                        $this->bo->add_attribute('uid','');
                        $this->bo->add_attribute('priority',2);
                        if(@$this->bo->prefs['calendar']['default_private'])
                        {
                              $this->bo->set_class(False);
                        }
                        else
                        {
                              $this->bo->set_class(True);
                        }

                        // Construct Participants stack
                        $_stack_participants = $GLOBALS['phpgw']->session->appsession("participants");
                        if($matrix_mode == 1) // You come from matrix, ok
                              $_stack_participants = ";" . $GLOBALS['phpgw']->session->appsession("participants_matrix");
                        
                        // Read each participant
                        foreach(explode(";", $_stack_participants) as $part)
                        {
                              // Skip Owner
                              if( !$part OR ($part == $this->bo->owner) )
                                    continue;

                              // Add into stack
                              $this->bo->add_attribute('participants', 'U',$part);
                        }
                        unset($_stack_participants);


                        /* --- OLD CODE --- 
                        // Add participants from matrixview
                        if($matrix_mode == 1)
                        {
                              foreach(explode(';', $GLOBALS['phpgw']->session->appsession("participants_matrix")) as $part)
                              {
                                    // Skip owner
                                    if( !$part OR ( $part == $this->bo->owner) )
                                          continue;

                                    $this->bo->add_attribute('participants', 'U',$part);
                              }
                        }
                        // Add participants from outer space
                        foreach(explode(';',$GLOBALS['phpgw']->session->appsession("participants")) as $part)
                        {
                              // Skip owner
                              if( !$part OR ( $part == $this->bo->owner) )
                                    continue;

                              $this->bo->add_attribute('participants','U',$part);
                        }
                        // --- END OLD CODE */


                        // Add misc
                        $this->bo->add_attribute('participants','A',$this->bo->owner);
                        $this->bo->set_recur_none();
                        $event = $this->bo->get_cached_event();
                  }
                  $this->edit_form(
                        Array(
                              'event' => $event,
                              'cd' => $cd
                        )
                  );
            }

            function delete()
            {
                  if(!isset($_GET['cal_id']))
                  {
                        Header('Location: '.$this->page('','&date='.sprintf("%04d%02d%02d",$this->bo->year,$this->bo->month,$this->bo->day)));
                        $GLOBALS['phpgw']->common->phpgw_exit();
                  }

                  $date = sprintf("%04d%02d%02d",$this->bo->year,$this->bo->month,$this->bo->day);
                  if($this->bo->check_perms(PHPGW_ACL_DELETE,$cal_id = (int)$_GET['cal_id']))
                  {
                        if(isset($_POST['delete_type']) && $_POST['delete_type'] == 'single')
                        {
                              $date = $_POST['date'];
                              $cd = $this->bo->delete_single(
                                    Array(
                                          'id'  => $cal_id,
                                          'year'      => substr($date,0,4),
                                          'month'     => substr($date,4,2),
                                          'day' => substr($date,6,2)
                                    )
                              );
                        }
                        elseif((isset($_POST['delete_type']) && $_POST['delete_type'] == 'series') || !isset($_POST['delete_type']))
                        {
                              $cd = $this->bo->delete_entry($cal_id);
                              $this->bo->expunge();
                        }
                  }
                  else
                  {
                        $cd = '';
                  }
                  if ($this->bo->return_to)
                  {
                        Header('Location: '.$GLOBALS['phpgw']->link('/index.php','menuaction='.$this->bo->return_to));
                  }
                  else
                  {
                        Header('Location: '.$this->page('','&date='.$date.($cd?'&cd='.$cd:'')));
                  }
                  $GLOBALS['phpgw']->common->phpgw_exit();
            }

            function day()
            {
                  $this->bo->read_holidays();

                  if (!$this->bo->printer_friendly || ($this->bo->printer_friendly && @$this->bo->prefs['calendar']['display_minicals']))
                  {
                        $minical = $this->mini_calendar(
                              Array(
                                    'day' => $this->bo->day,
                                    'month'     => $this->bo->month,
                                    'year'      => $this->bo->year,
                                    'link'      => 'day'
                              )
                        );
                  }
                  else
                  {

//NDEE: printer-friendly (what?)
                        $minical = '';
                  }

                  if (!$this->bo->printer_friendly)
                  {
                        $printer = '';
                        $param = '&date='.sprintf("%04d%02d%02d",$this->bo->year,$this->bo->month,$this->bo->day).'&friendly=1';
                        $print = '<a href="'.$this->page('day'.$param)."\" TARGET=\"cal_printer_friendly\" onMouseOver=\"window.status = '".lang('Generate printer-friendly version')."'\">[".lang('Printer Friendly').']</a>';
                  }
                  else
                  {

//NDEE: printer-friendly (daily-view)
                        $GLOBALS['phpgw_info']['flags']['nofooter'] = True;
                        $printer = '<body bgcolor="'.$this->theme['bg_color'].'">';
                        $print =    '';
                  }

                  $now  = $GLOBALS['phpgw']->datetime->makegmttime(0, 0, 0, $this->bo->month, $this->bo->day, $this->bo->year);
                  $now['raw'] += $GLOBALS['phpgw']->datetime->tz_offset;

                  $p = $GLOBALS['phpgw']->template;
                  $p->set_file(
                        Array(
                              'day_t' => 'day.tpl'
                        )
                  );
                  $p->set_block('day_t','day','day');
                  $p->set_block('day_t','day_event','day_event');

                  $todos = $this->get_todos($todo_label);
                  $var = Array(
                        'printer_friendly'      => $printer,
                        'bg_text'               => $this->theme['bg_text'],
                        'daily_events'          => $this->print_day(
                              Array(
                                    'year'      => $this->bo->year,
                                    'month'     => $this->bo->month,
                                    'day' => $this->bo->day
                              )
                        ),
                        'small_calendar'  => $minical,
                        'date'                        => $this->bo->long_date($now),
                        'username'              => $GLOBALS['phpgw']->common->grab_owner_name($this->bo->owner),
                        'print'                       => $print,
                        'lang_todos'            => $todo_label,
                        'todos'                       => $this->bo->printer_friendly ? $todos :

//NDEE: todo's layout
                              "<div style=\"overflow: auto; max-height: 200px\">\n$todos</div>\n"
                  );

                  $p->set_var($var);
                  $p->parse('day_events','day_event');
                  echo $this->printer_friendly($p->fp('out','day'),lang('Dayview'));
            }

            function get_todos(&$todo_label)
            {
                  $todos_from_hook = $GLOBALS['phpgw']->hooks->process(array(
                        'location'  => 'calendar_include_todos',
                        'year'      => $this->bo->year,
                        'month'     => $this->bo->month,
                        'day'       => $this->bo->day,
                        'owner'     => $this->bo->owner     // num. id of the user, not necessary current user
                  ));

                  if(is_array($todo_label))
                  {
                        list($label,$showall)=$todo_label;
                  }
                  else
                  {
                        $label=$todo_label;
                        $showall=true;
                  }
                  $maxshow = (int)$GLOBALS['phpgw_info']['user']['preferences']['infolog']['mainscreen_maxshow'];
                  if($maxshow<=0)
                  {
                        $maxshow=10;
                  }
                  //print_debug("get_todos(): label=$label; showall=$showall; max=$maxshow");

                  $content = $todo_label = '';
                  if (is_array($todos_from_hook) && count($todos_from_hook))
                  {
                        $todo_label = !empty($label)?$label:lang("open ToDo's:");

                        foreach($todos_from_hook as $todos)
                        {
                              $i = 0;
                              if (is_array($todos) && count($todos))
                              {
                                    foreach($todos as $todo)
                                    {
                                          if(!$showall && ($i++>=$maxshow))
                                          {
                                                break;
                                          }
                                          $icons = '';
                                          foreach($todo['icons'] as $name => $app)
                                          {
                                                $icons .= ($icons?' ':'').$GLOBALS['phpgw']->html->image($app,$name,lang($name),'border="0" width="15" height="15"');
                                          }
                                          $class = $class == 'row_on' ? 'row_off' : 'row_on';

//NDEE <tr starts here
                                          $content .= " <tr id=\"debug\" class=\"$class\">\n  <td valign=\"top\" width=\"15%\"nowrap>".
                                                ($this->bo->printer_friendly?$icons:$GLOBALS['phpgw']->html->a_href($icons,$todo['view'])).
                                                "</td>\n  <td>".($this->bo->printer_friendly?$todo['title']:
                                                $GLOBALS['phpgw']->html->a_href($todo['title'],$todo['view']))."</td>\n </tr>\n";
                                    }
                              }
                        }
                  }
                  if (!empty($content))
                  {
                        return "<table border=\"0\" width=\"100%\">\n$content</table>\n";
                  }
                  return False;
            }

            function edit_status()
            {
                  unset($GLOBALS['phpgw_info']['flags']['noheader']);
                  unset($GLOBALS['phpgw_info']['flags']['nonavbar']);
                  $GLOBALS['phpgw_info']['flags']['noappheader'] = True;
                  $GLOBALS['phpgw_info']['flags']['noappfooter'] = True;
                  $GLOBALS['phpgw_info']['flags']['app_header'] = $GLOBALS['phpgw_info']['apps']['calendar']['title'].' - '.lang('Change Status');
                  $GLOBALS['phpgw']->common->phpgw_header();

                  $event = $this->bo->read_entry($_GET['cal_id']);

                  reset($event['participants']);

                  if(!$event['participants'][$this->bo->owner])
                  {
                        echo '<center>'.lang('The user %1 is not participating in this event!',$GLOBALS['phpgw']->common->grab_owner_name($this->bo->owner)).'</center>';
                        return;
                  }

                  if(!$this->bo->check_perms(PHPGW_ACL_EDIT))
                  {
                        $this->no_edit();
                        return;
                  }

                  $freetime = $GLOBALS['phpgw']->datetime->localdates(mktime(0,0,0,$event['start']['month'],$event['start']['mday'],$event['start']['year']) - $GLOBALS['phpgw']->datetime->tz_offset);
                  echo $this->timematrix(
                        Array(
                              'date'            => $freetime,
                              'starttime' => $this->bo->splittime('000000',False),
                              'endtime'   => 0,
                              'participants'    => $event['participants']
                        )
                  ).'<br>';

                  $event = $this->bo->read_entry($_GET['cal_id']);
                  $this->view_event($event);
                  $GLOBALS['phpgw']->template->pfp('phpgw_body','view_event');

                  echo $this->get_response($event['id']);
            }

            function set_action()
            {
                  if(!$this->bo->check_perms(PHPGW_ACL_EDIT))
                  {
                        $this->no_edit();
                        return;
                  }

                  $this->bo->set_status((int)$_GET['cal_id'],(int)$_GET['action']);

                  if ($this->bo->return_to)
                  {
                        Header('Location: '.$GLOBALS['phpgw']->link('/index.php','menuaction='.$this->bo->return_to));
                  }
                  else
                  {
                        Header('Location: '.$this->page('',''));
                  }
                  $GLOBALS['phpgw']->common->phpgw_exit();
            }


            function planner()
            {
                  if(floor(phpversion()) < 4)
                  {
                        return;
                  }
                  $home = strstr($_SERVER['PHP_SELF'],'home') !== False;
                  // generate header and set global/member variables
                  //
                  $this->planner_prepare($home);

                  // process events within selected interval
                  //
                  $this->planner_process_interval();

                  // generate the planner view
                  //
                  if (!$home)
                  {
                        echo '<p>'.$this->planner_print_rows();
                  }
                  else
                  {
                        return $this->planner_print_rows();
                  }
            }

            function set_planner_group_members()
            {
                  $type = $GLOBALS['phpgw']->accounts->get_type($this->bo->owner);

                  if ($type == 'g') // display schedule of all group members
                  {
                        $members = array();
                        $ids = $GLOBALS['phpgw']->acl->get_ids_for_location($this->bo->owner, 1, 'phpgw_group');
                        while (list(,$id) = each($ids))
                        {
                              if ($this->bo->check_perms(PHPGW_ACL_READ,0,$id))
                              {
                                    $members[$GLOBALS['phpgw']->common->grab_owner_name($id)] = $id;
                              }
                        }
                        ksort($members);
                        $this->planner_group_members = $members;
                  }
                  else
                  {
                        $this->planner_group_members = array(
                              $GLOBALS['phpgw']->common->grab_owner_name($this->bo->owner) => $this->bo->owner
                        );
                  }
            }

            /**
             * planner_prepare - prepare the planner view
             *
             * - sets global environment variables
             * - initializes class member variables used in multiple planner related functions
             * - generates header lines for the planner view (month, calendar week, days)
             */
01660             function planner_prepare($no_header = False)
            {
                  // set some globals
                  //
                  if (!$no_header)
                  {
                        unset($GLOBALS['phpgw_info']['flags']['noheader']);
                        unset($GLOBALS['phpgw_info']['flags']['nonavbar']);
                        if ($this->always_app_header) $GLOBALS['phpgw_info']['flags']['app_header'] = $GLOBALS['phpgw_info']['apps']['calendar']['title'].' - '.lang('Group Planner');
                        $GLOBALS['phpgw']->common->phpgw_header();
                  }

                  // intervals_per_day can be configured in preferences now :-)
                  //
                  if (! $this->bo->prefs['calendar']['planner_intervals_per_day'])
                  {
                        $GLOBALS['phpgw']->preferences->add('calendar','planner_intervals_per_day',3);
                        $GLOBALS['phpgw']->preferences->save_repository();
                        $this->bo->prefs['calendar']['planner_intervals_per_day'] = 3;
                  }
                  $intervals_per_day = $this->bo->prefs['calendar']['planner_intervals_per_day'];
                  $this->bo->save_sessiondata();      // need to save $this->bo->save_owner

                  // set title for table and rows of planner view
                  //
                  if ($this->bo->sortby == 'category')
                  {
                        $title = lang('Category');
                  }
                  else
                  {
                        $title = lang('User');

                        $this->set_planner_group_members();
                  }

                  // create/initialize variables directly used for HTML code generation
                  //
                  $this->planner_header = array();
                  $this->planner_rows   = array();

                  // generate header lines with days and associated months
                  //
                  $hdr = &$this->planner_header;
                  $hdr[0]['0']  = $title;
                  $hdr[0]['.0'] = 'rowspan="3"';

                  $this->planner_days = 0; // reset

                  $m = $this->bo->month;
                  $y = $this->bo->year;
                  $this->bo->read_holidays($y);
                  for ($i=1; $i<=$this->bo->num_months; $i++,$m++)
                  {
                        if ($m == 13)
                        {
                              $m = 1; $y++; // "wrap-around" into new year
                              $this->bo->read_holidays($y);
                        }
                        $days = $GLOBALS['phpgw']->datetime->days_in_month($m,$y);

                        $d     = mktime(0,0,0,$m,1,$y);
                        $month = lang(date('F', $d)).strftime(' %Y', $d);
                        $color = $this->theme[$m % 2 || $this->bo->num_months == 1 ? 'th_bg' : 'row_on'];
                        $cols  = $days * $intervals_per_day;

                        $hdr[0]['.'.$i] = 'bgcolor="'.$color.'" colspan="'.$cols.'" align="center"';
                        $prev_month = sprintf('%04d%02d01',$y-($m==1),$m > 1?$m-1:12);
                        $next_month = sprintf('%04d%02d01',$y+($m==12),$m < 12?$m+1:1);
                        $prev_link = $GLOBALS['phpgw']->link('/index.php',"menuaction=calendar.uicalendar.planner&date=$prev_month");
                        $next_link = $GLOBALS['phpgw']->link('/index.php',"menuaction=calendar.uicalendar.planner&date=$next_month");
                        $hdr[0][$i] = "<b><a href=\"$prev_link\">&lt;&lt;</a> &nbsp $month &nbsp <a href=\"$next_link\">&gt;&gt;</a></b>";

                        $add_owner = array();   // if no add-rights on the showed cal use own cal
                        if (!$this->bo->save_owner && !$this->bo->check_perms(PHPGW_ACL_ADD) ||
                              !$this->bo->check_perms(PHPGW_ACL_ADD,0,$this->bo->save_owner))
                        {
                              $add_owner = array(
                                    'owner' => $GLOBALS['phpgw_info']['user']['account_id']
                              );
                        }
                        for ($d=1; $d<=$days; $d++)
                        {
                              $dayname = substr(lang(date('D',mktime(0,0,0,$m,$d,$y))),0,2);
                              $index = $d + $this->planner_days;

                              $hdr[2]['.'.$index] = 'colspan="'.$intervals_per_day.'" align="center"';

                              // highlight today, saturday, sunday and holidays
                              //
                              $color = $this->theme['row_off'];
                              $dow = $GLOBALS['phpgw']->datetime->day_of_week($y,$m,$d);
                              $date = sprintf("%04d%02d%02d",$y,$m,$d);
                              if ($date == date('Ymd'))
                              {
                                    $color = $GLOBALS['phpgw_info']['theme']['cal_today'];
                              }
                              elseif ($this->bo->cached_holidays[$date])
                              {
                                    $color = $this->bo->holiday_color;
                                    $hdr[2]['.'.$index] .= ' title="'.$this->bo->cached_holidays[$date][0]['name'].'"';
                              }
                              elseif ($dow == 0 || $dow == 6)
                              {
                                    $color = $this->bo->theme['th_bg'];
                              }

                              $hdr[2]['.'.$index] .= " bgcolor=\"$color\"";

                              $hdr[2][$index] = '<a href="'.$this->html->link('/index.php',
                                                array(
                                                      'menuaction' => 'calendar.uicalendar.add',
                                                      'date' => $date
                                                ) + $add_owner
                                          ).'">'.$dayname.'<br>'.$d.'</a>';
                        }
                        $this->planner_days += $days;
                  }

                  // create/initialize member variables describing the time interval to be displayed
                  //
                  $this->planner_end_month = $m - 1;
                  $this->planner_end_year  = $y;
                  $this->planner_days_in_end_month = $GLOBALS['phpgw']->datetime->days_in_month($this->planner_end_month,$this->planner_end_year);
                  $this->planner_firstday = (int)(date('Ymd',mktime(0,0,0,$this->bo->month,1,$this->bo->year)));
                  $this->planner_lastday  = (int)(date('Ymd',mktime(0,0,0,$this->planner_end_month,$this->planner_days_in_end_month,$this->planner_end_year)));

                  // generate line with calendar weeks in observed interval
                  //
                  $d      = mktime(0,0,0,$this->bo->month,1,$this->bo->year);
                  $w      = date('W', $d);
                  if ($w == 'W')    // php < 4.1
                  {
                        $w = 1 + (int)(date('z',$d) / 7);   // a bit simplistic
                  }
                  $offset = (7-date('w', $d)+1)%7;
                  $offset = $offset == 0 ? 7 : $offset;
                  $color = $this->theme[$w % 2 ? 'th_bg' : 'row_on'];

                  $hdr[1]['.'.$w] = 'bgcolor="'.$color.'" colspan="'.$intervals_per_day * $offset.'" align="left"';
                  $hdr[1][$w] = '';
                  if ($offset >= 3)
                  {

//NDEE: style! (groupplanner)
                        $hdr[1][$w] .= '<font size="-2"> '.lang('week').' '.$w.' </font>';
                  }
                  $days_left = $this->planner_days - $offset;

                  $colspan = 7 * $intervals_per_day;
                  while ($days_left > 0)
                  {
                        $colspan = ($days_left < 7) ? $days_left*$intervals_per_day : $colspan;
                        $d += 604800; // 7 days whith 24 hours (1h == 3600 seconds) each
                        $w = date('W', $d);
                        if ($w == 'W')    // php < 4.1
                        {
                              $w = 1 + (int)(date('z',$d) / 7);   // a bit simplistic
                        }
                        $w += (isset($hdr[1][$w]))?1:0; // bug in "date('W')" ?

                        $color = $this->theme[$w % 2 ? 'th_bg' : 'row_on'];
                        $hdr[1]['.'.$w] = 'bgcolor="'.$color.'" colspan="'.$colspan.'" align="left"';
                        $hdr[1][$w] = '';
                        if ($days_left >= 3)
                        {

//NDEE: style! (groupplanner)
                              $hdr[1][$w] .= '<font size="-2"> '.lang('week').' '.$w.' </font>';
                        }

                        $days_left -= 7;
                  }
                  return $hdr;
            }
            
            /**
             * tooltip for all calendar views
             *
             * displays title, time, description, location and participants, should be composed via a template in the next version
             *
             * @param $event array containing the event
             * @return the onmouseover attribute (incl. onmouseover=) to be included in an html-element, eg. div or table-cell
             */
01844             function event_tooltip($event,$always_show_time=False)
            {
                  $start = $GLOBALS['phpgw']->common->show_date($this->bo->maketime($event['start']) - $GLOBALS['phpgw']->datetime->tz_offset);
                  $end = $GLOBALS['phpgw']->common->show_date($this->bo->maketime($event['end']) - $GLOBALS['phpgw']->datetime->tz_offset);     
                  $multiday = substr($start,0,10) != substr($end,0,10); // start and end on same day?

                  return $this->html->tooltip(
                              ($always_show_time || $multiday ? '<p style="margin: 0px;"><b>'.$start.(!$multiday ? substr($end,10) : ' -- '.$end).'</b></p>' : '').
                              '<p style="margin: 0px;">'.$event['description'].'</p>'.
                              ($event['location']?'<p style="background: silver; margin: 0px; padding: 1px;">'.$event['location'].'</p>':'').
                              (count($event['participants']) > 1 || !isset($event['participants'][$this->bo->owner]) ? '<p style="margin: 0px;">'.$this->planner_participants($event['participants']).'</p>':''),
                              False,array(
                                    'TITLE' => $event['title'],
                                    'WIDTH' => 250,
                              ));
            }

            /**
             * planner_update_row - update a row of the planner view
             *
             * parameters are:
             *   - index (e.g. user id, category id, ...) of the row
             *   - name/title of the row (e.g. user name, category name)
             *   - the event to be integrated
             *   - list of categories associated with the event
             *   - first and last cell of the row
             */
01871             function planner_update_row($index,$name,$event,$cat,$start_cell,$end_cell)
            {
                  $rows              = &$this->planner_rows;
                  $intervals_per_day = $this->bo->prefs['calendar']['planner_intervals_per_day'];
                  $is_private        = !$this->bo->check_perms(PHPGW_ACL_READ,$event);

                  $view = $this->html->link('/index.php',
                        array(
                              'menuaction' => 'calendar.uicalendar.view',
                              'cal_id' => $event['id'],
                              'date' => date('Ymd',$this->bo->maketime($event['start']))
                        )
                  );

                  // check how many lines are needed for this "row" (currently: user or category)
                  $i = 0;
                  do {
                        ++$i;

                        $k = $index.'_'.$i;
                        $ka = '.nr_'.$k;

                        if (!isset($rows[$k]))
                        {
                              if ($i > 1)                   // further line - no name
                              {
                                    $rows[$k] = array();
                                    $rows[$index.'_1']['._name'] = 'rowspan="'.$i.'"';
                              }
                              else
                              {
                                    $rows[$k]['_name'] = $name;
                              }
                              $rows[$ka] = 0;
                        }
                        $rows[$index.'_1']['._name'] .= ' nowrap'; // title must be one row

                        $row = &$rows[$k];
                        $akt_cell = &$rows[$ka];
                  } while ($akt_cell > $start_cell);

                  $id = $event['id'].'-'.date('Ymd',$this->bo->maketime($event['start']));
                  if ($akt_cell < $start_cell)
                  {
                        $row[$id.'_1'] = '&nbsp;';
                        $row['.'.$id.'_1'] = 'colspan="'.($start_cell-$akt_cell).'"';
                  }
                  $opt = &$row['.'.$id.'_2'];
                  $cel = &$row[$id.'_2'];

                  // if possible, display information about event within cells representing it
                  //
                  if ($start_cell < $end_cell)
                  {
                        $colspan = $end_cell - $start_cell;
                        $opt .= "colspan=".(1 + $colspan);

                        if (!$is_private)
                        {
                              $max_chars = (int)(3*$colspan/$intervals_per_day-2);

                              $min_chars = 3; // minimum for max_chars to display -> this should be configurable
                              if ($max_chars >= $min_chars)
                              {
                                    $len_title = strlen($event['title']);

                                    if ($len_title <= $max_chars)
                                    {
                                          $title = $event['title'];
                                          $max_chars -= $len_title + 3; // 3 chars for separator: " - "
                                          $len_descr = strlen($event['description']);

                                          if ($len_descr > 0 && $len_descr <= $max_chars)
                                          {
                                                $event['print_description'] = 'yes';
                                          }
                                    }
                                    else
                                    {
                                          $has_amp = strpos($event['title'],'&amp;');
                                          
//NDEE: event title gets cut here                                       
                                          $title = substr($event['title'], 0 , $max_chars-1+($has_amp!==False&&$has_amp<$max_chars?4:0)).'...';
                                    }
                                    $event['print_title'] = 'yes';
                              }
                        }
                  }

                  if ($bgcolor=$cat['color'])
                  {
                        $opt .= ' bgcolor="'.$bgcolor.'"';
                  }

                  if (!$is_private)
                  {
                        $opt .= $this->event_tooltip($event,True);
                        $opt .= ' onClick="location=\''.$view.'\'"';
                        $cel = '<a href="'.$view.'">';
                  }
                  else
                  {
                        $opt .= ' title="'.lang('You do not have permission to read this record!').'"';
                        $cel = '';
                  }
                  $opt .= ' class="planner-cell"';

                  if ($event['priority'] == 3)
                  {
                        $cel .= $this->html->image('calendar','high.gif','','border="0"');
                  }
                  if ($event['recur_type'])
                  {
                        $cel .= $this->html->image('calendar','recur.gif','','border="0"');
                  }
                  $cel .= $this->html->image('calendar',count($event['participants'])>1?'multi_3.gif':'single.gif',
                        $is_private?$this->planner_participants($event['participants']):'','border="0"');
                  $cel .= '</a>';

                  if (isset($event['print_title']) && $event['print_title'] == 'yes')
                  {

//NDEE: style! where?
                        $cel .= '<font size="-2"> '.$title.' </font>';
                  }
                  if (isset($event['print_description']) && $event['print_description'] == 'yes')
                  {

//NDEE: style! where ?
                        $cel .= '<font size="-2"> - '.$event['description'].' </font>';
                  }

                  $akt_cell = $end_cell + 1;

                  return $rows;
            }

            function planner_process_event($event)
            {
                  $intervals_per_day = $this->bo->prefs['calendar']['planner_intervals_per_day'];
                  $interval = $this->planner_intervals[$intervals_per_day];
                  $last_cell = $intervals_per_day * $this->planner_days - 1;

                  $rows = &$this->planner_rows;

                  // caluculate start and end of event
                  //
                  $event_start = (int)(date('Ymd',mktime(
                        0,0,0,
                        $event['start']['month'],
                        $event['start']['mday'],
                        $event['start']['year']
                  )));
                  $event_end   = (int)(date('Ymd',mktime(
                        0,0,0,
                        $event['end']['month'],
                        $event['end']['mday'],
                        $event['end']['year']
                  )));

                  // calculate first cell of event within observed interval
                  //
                  if ($event_start >= $this->planner_firstday)
                  {
                        $days_between = $GLOBALS['phpgw']->datetime->days_between($this->bo->month,1,$this->bo->year,$event['start']['month'],$event['start']['mday'],$event['start']['year']);

                        $start_cell = $intervals_per_day * $days_between + $interval[$event['start']['hour']];
                  }
                  else
                  {
                        $start_cell = 0;
                  }

                  // calculate last cell of event within observed interval
                  //
                  if ($event_end <= $this->planner_lastday)
                  {
                        $days_between = $GLOBALS['phpgw']->datetime->days_between($this->bo->month,1,$this->bo->year,$event['end']['month'],$event['end']['mday'],$event['end']['year']);
                        $end_cell = $intervals_per_day * $days_between + $interval[$event['end']['hour']];
                        if ($end_cell == $start_cell && $end_cell < $last_cell)
                        {
                              $end_cell++;      // min. width 1 interval
                        }
                  }
                  else
                  {
                        $end_cell = $last_cell;
                  }
                  // get the categories associated with event
                  //
                  if ($c = $event['category'])
                  {
                        list($cat)   = $this->planner_category($event['category']);
                        if ($cat['parent'])
                        {
                              list($pcat) = $this->planner_category($c = $cat['parent']);
                        }
                        else
                        {
                              $pcat = $cat;
                        }
                  }
                  else
                  {
                        $cat = $pcat = array( 'name' => lang('none'));
                  }

                  // add the event to it`s associated row(s)
                  //
                  if ($this->bo->sortby == 'category')
                  {
                        // event needs to show up in it`s category`s row
                        //
                        $this->planner_update_row($c,$pcat['name'],$event,$cat,$start_cell,$end_cell);
                  }
                  elseif ($this->bo->sortby == 'user')
                  {
                        // event needs to show up in rows of all participants that are also owners
                        //
                        reset($this->planner_group_members);
                        while(list($user_name,$id) = each($this->planner_group_members))
                        {
                              $status = $event['participants'][$id];

                              if (isset($status) && $status != 'R')
                              {
                                    $this->planner_update_row($user_name,$user_name,$event,$cat,$start_cell,$end_cell);
                              }
                        }
                  }
            }

            function planner_pad_rows()
            {
                  $rows = &$this->planner_rows;

                  if ($this->bo->sortby == 'user')
                  {
                        // add empty rows for users that do not participante in any event
                        //
                        reset($this->planner_group_members);
                        while(list($user_name,$id) = each($this->planner_group_members))
                        {
                              $k  = $user_name.'_1';
                              $ka = '.nr_'.$k;

                              if (!isset($rows[$k]))
                              {
                                    $rows[$k]['_name'] = $user_name;
                                    $rows[$k]['._name'] .= ' nowrap';
                                    $rows[$ka] = 0;
                              }
                        }
                  }

                  // fill the remaining cols
                  //
                  $last_cell = $this->bo->prefs['calendar']['planner_intervals_per_day'] * $this->planner_days - 1;

                  ksort($rows);
                  while (list($k,$r) = each($rows))
                  {
                        if (is_array($r))
                        {
                              $rows['.'.$k] = 'bgcolor="'.$GLOBALS['phpgw']->nextmatchs->alternate_row_color().'"';
                              $row = &$rows[$k];
                              $akt_cell = &$rows['.nr_'.$k];
                              if ($akt_cell < $last_cell)
                              {
                                    $row['3'] = '&nbsp';
                                    $row['.3'] = 'colspan="'.(1+$last_cell-$akt_cell).'"';
                              }
                        }
                  }
            }

            function planner_print_rows()
            {
                  $bgcolor = 'bgcolor="'.$this->theme['th_bg'].'"';
                  $intervals_per_day = $this->bo->prefs['calendar']['planner_intervals_per_day'];

                  if ($this->debug)
                  {
                        _debug_array($this->planner_rows);
                        reset($this->planner_rows);
                  }
                  return $this->html->table(
                        array(
                              '_hdr0' => $this->planner_header[0],
                              '._hdr0' => $bgcolor,
                              '_hdr1' => $this->planner_header[1],
                              '._hdr1' => $bgcolor,
                              '_hdr2' => $this->planner_header[2],
                              '._hdr2' => $bgcolor
                        )+$this->planner_rows,
                        'width="100%" cols="'.(1+$this->planner_days_in_end_month*$intervals_per_day).'"');
            }

            function planner_process_interval()
            {
                  // generate duplicate free list of events within observed interval
                  //
                  $this->bo->store_to_cache(
                        Array(
                              'syear'     => $this->bo->year,
                              'smonth'    => $this->bo->month,
                              'sday'      => 1,
                              'eyear'     => $this->planner_end_year,
                              'emonth'    => $this->planner_end_month,
                              'eday'      => $this->planner_days_in_end_month
                        )
                  );
                  $this->bo->remove_doubles_in_cache($this->planner_firstday,$this->planner_lastday);
                  
                  // process all events within observed interval
                  //
                  for($v=$this->planner_firstday;$v<=$this->planner_lastday;$v++)
                  {
                        $daily = $this->bo->cached_events[$v];

                        print_debug('For Date',$v);
                        print_debug('Count of items',count($daily));

                        // process all events on day $v
                        //
                        if (is_array($daily)) foreach($daily as $event)
                        {
                              if ($event['recur_type'])     // calculate start- + end-datetime for recuring events
                              {
                                    $this->bo->set_recur_date($event,$v);
                              }
                              if (!$this->bo->rejected_no_show($event))
                              {
                                    $this->planner_process_event($event);
                              }
                        }
                  }
                  $this->planner_pad_rows();
            }

            function matrixselect()
            {
                  $datetime = mktime(0,0,0,$this->bo->month,$this->bo->day,$this->bo->year) - $GLOBALS['phpgw']->datetime->tz_offset;

                  $sb = CreateObject('phpgwapi.sbox');

                  unset($GLOBALS['phpgw_info']['flags']['noheader']);
                  unset($GLOBALS['phpgw_info']['flags']['nonavbar']);
                  if ($this->always_app_header) $GLOBALS['phpgw_info']['flags']['app_header'] = $GLOBALS['phpgw_info']['apps']['calendar']['title'].' - '.lang('Matrixview');
                  $GLOBALS['phpgw']->common->phpgw_header();

                  $p = &$GLOBALS['phpgw']->template;
                  $p->set_file(
                        Array(
                              'mq'        => 'matrix_query.tpl',
                              'form_button'     => 'form_button_script.tpl'
                        )
                  );
                  $p->set_block('mq','matrix_query','matrix_query');
                  $p->set_block('mq','list','list');

                  $p->set_var(array(
                        'title'                 => lang('Daily Matrix View'),
                        'th_bg'                 => $this->theme['th_bg'],
                        'action_url'      => $this->page('viewmatrix')
                  ));

// Date
                  $var[] = Array(
                        'field'     =>    lang('Date'),
                        'data'      =>    $GLOBALS['phpgw']->common->dateformatorder(
                              $sb->getYears('year',(int)$GLOBALS['phpgw']->common->show_date($datetime,'Y'),(int)$GLOBALS['phpgw']->common->show_date($datetime,'Y')),
                              $sb->getMonthText('month',(int)$GLOBALS['phpgw']->common->show_date($datetime,'n')),
                              $sb->getDays('day',(int)$GLOBALS['phpgw']->common->show_date($datetime,'d'))
                        )
                  );

// View type
                  $var[] = Array(
                        'field'     =>    lang('View'),
                        'data'      =>    '<select name="matrixtype">'."\n"
                              . '<option value="free/busy" selected>'.lang('free/busy').'</option>'."\n"
                              . '<option value="weekly">'.lang('Weekly').'</option>'."\n"
                              . '</select>'."\n"
                  );

// Participants
                  if (!is_object($GLOBALS['phpgw']->uiaccountsel))
                  {
                        $GLOBALS['phpgw']->uiaccountsel = CreateObject('phpgwapi.uiaccountsel');
                  }

                  $accounts = $GLOBALS['phpgw']->acl->get_ids_for_location('run',1,'calendar');

                  $users = Array();
                  for($i=0;$i<count($accounts);$i++)
                  {
                        $user = $accounts[$i];
                        if(!isset($users[$user]))
                        {
                              $users[$user] = $GLOBALS['phpgw']->common->grab_owner_name($user);
                              if($GLOBALS['phpgw']->accounts->get_type($user) == 'g')
                              {
                                    $group_members = $GLOBALS['phpgw']->acl->get_ids_for_location($user,1,'phpgw_group');
                                    if($group_members != False)
                                    {
                                          for($j=0;$j<count($group_members);$j++)
                                          {
                                                if(!isset($users[$group_members[$j]]))
                                                {
                                                      $users[$group_members[$j]] = $GLOBALS['phpgw']->common->grab_owner_name($group_members[$j]);
                                                }
                                          }
                                    }
                              }
                        }
                  }

                  $num_users = count($users);

                  if ($num_users > 50)
                  {
                        $size = 15;
                  }
                  elseif ($num_users > 5)
                  {
                        $size = 5;
                  }
                  else
                  {
                        $size = $num_users;
                  }
                  $select=array();
                  @uasort($users,'strcasecmp');
                  foreach($users as $id => $name)
                  {
                        if(!($GLOBALS['phpgw']->accounts->exists($id) && $this->bo->check_perms(PHPGW_ACL_READ,0,$id) || $GLOBALS['phpgw']->accounts->get_type($id) == 'g'))
                        {
                              unset($users[$id]);
                        }
                  }
                  $var[] = Array(
                        'field'     =>    lang('Participants'),
                        'data'      => "\n   ".$GLOBALS['phpgw']->uiaccountsel->selection('participants[]','uicalendar_matrix_users',array($this->bo->owner),'calendar+',$size,False,'','',$users)
                  );

                  for($i=0;$i<count($var);$i++)
                  {
                        $this->output_template_array($p,'rows','list',$var[$i]);
                  }

                  $vars = Array(
                        'submit_button'         => lang('View'),
                        'action_url_button'     => $this->bo->return_to ? $GLOBALS['phpgw']->link('/index.php','menuaction='.$this->bo->return_to) : $this->page(''),
                        'action_text_button'    => lang('Cancel'),
                        'action_confirm_button' => '',
                        'action_extra_field'    => ''
                  );

                  $p->set_var($vars);
                  $p->parse('cancel_button','form_button');
                  $p->pparse('out','matrix_query');
            }

            function viewmatrix()
            {
                  if ($_POST['cancel'])
                  {
                        $this->index();
                  }

                        // Fetch participants
                        if( get_var("matrix", array("GET", "POST")) == 1 )
                        {
                                // fetch participants from session
                                $participants = explode(";", $GLOBALS['phpgw']->session->appsession("participants_matrix"));
                        } else {
                                // fetch participatns from get and post var
                                $participants = get_var("participants", array("GET", "POST"));
                                // Defined - into session - who participates
                                $GLOBALS['phpgw']->session->appsession("participants_matrix", "calendar", implode(";",(array)$participants));
                        }
                  $date["year"]   = get_var("year",  array("GET", "POST"));
                        $date["month"]  = get_var("month", array("GET", "POST"));
                        $date["day"]    = get_var("day",   array("GET", "POST"));



                  $parts = Array();
                  $acct = CreateObject('phpgwapi.accounts',$this->bo->owner);

                  if (is_array($participants))
                  {
                        foreach($participants as $participant)
                        {
                              switch ($GLOBALS['phpgw']->accounts->get_type($participant))
                              {
                                    case 'g':
                                          if ($members = $acct->member((int)$participant))
                                          {
                                                foreach($members as $member)
                                                {
                                                      if($this->bo->check_perms(PHPGW_ACL_READ,0,$member['account_id']))
                                                      {
                                                            $parts[$member['account_id']] = True;
                                                      }
                                                }
                                          }
                                          break;
                                    case 'u':
                                          if($this->bo->check_perms(PHPGW_ACL_READ,0,$participant))
                                          {
                                                $parts[$participant] = 1;
                                          }
                                          break;
                              }
                        }
                        unset($acct);
                  }

                  unset($GLOBALS['phpgw_info']['flags']['noheader']);
                  unset($GLOBALS['phpgw_info']['flags']['nonavbar']);
                  if ($this->always_app_header) $GLOBALS['phpgw_info']['flags']['app_header'] = $GLOBALS['phpgw_info']['apps']['calendar']['title'].' - '.lang('Matrixview');
                  $GLOBALS['phpgw']->common->phpgw_header();

                  $matrixtype = $_POST['oneday'] ? 'free/busy' : ($_POST['sevendays'] ? 'weekly' : $_POST['matrixtype']);
                  switch($matrixtype)
                  {
                        case 'free/busy':
                              $freetime = $GLOBALS['phpgw']->datetime->gmtdate(mktime(0,0,0,$this->bo->month,$this->bo->day,$this->bo->year));
                              echo '<br>'.$this->timematrix(
                                    Array(
                                          'date'            => $freetime,
                                          'starttime' => $this->bo->splittime('000000',False),
                                          'endtime'   => 0,
                                          'participants'    => $parts
                                    )
                              );
                              break;
                        case 'weekly':
                              echo '<br>'.$this->display_weekly(
                                    Array(
                                          'date'            => sprintf("%04d%02d%02d",$this->bo->year,$this->bo->month,$this->bo->day),
                                          'showyear'  => true,
                                          'owners'    => $participants[0] ? $participants : $this->bo->owner,
                                    )
                              );
                              break;
                  }
                  echo "\n<br>\n".'<form action="'.$this->page('viewmatrix').'" method="post" name="matrixform">'."\n";
                  echo ' <table cellpadding="5"><tr><td>'."\n";
                  echo '  '.$this->html->input_hidden('year',$this->bo->year);
                  echo '  '.$this->html->input_hidden('month',$this->bo->month);
                  echo '  '.$this->html->input_hidden('day',$this->bo->day);
                  echo '  '.$this->html->input_hidden('matrixtype',$matrixtype);
                  echo '  '.$this->html->input_hidden('matrix', 1);
                  echo '  <input type="submit" name="refresh" value="'.lang('Refresh').'">'."\n";
                  echo ' </td><td>'."\n";
                  echo '  <input type="submit" name="cancel" value="'.lang('Cancel').'">'."\n";

                        // Seven days
                  if($matrixtype == 'free/busy')
                        echo '  <input type="submit" name="sevendays" value="'.lang('Show next seven days').'">'."\n";
                  else
                        echo '  <input type="submit" name="oneday" value="'.lang('Show only one day').'">'."\n";

                  echo ' </td></tr></table>'."\n";
                  echo '</form>'."\n";
            }

            function search()
            {
                  if (empty($_POST['keywords']))
                  {
                        // If we reach this, it is because they didn't search for anything
                        // or they used one of the selectboxes (year, month, week) in the search-result
                        // attempt to send them back to where they came from.

                        $vars['menuaction'] = isset($_POST['from']) && $_POST['from'] != 'calendar.uicalendar.search' ?
                              $_POST['from'] : 'calendar.uicalendar.index';

                        foreach(array('date','year','month','day') as $field)
                        {
                              if (isset($_POST[$field]))
                              {
                                    $vars[$field] = $_POST[$field];
                              }
                        }
                        $GLOBALS['phpgw']->redirect_link('/index.php',$vars);
                  }

                  unset($GLOBALS['phpgw_info']['flags']['noheader']);
                  unset($GLOBALS['phpgw_info']['flags']['nonavbar']);
                  $GLOBALS['phpgw_info']['flags']['app_header'] = $GLOBALS['phpgw_info']['apps']['calendar']['title'].' - '.lang('Search Results');
                  $GLOBALS['phpgw']->common->phpgw_header();

                  $error = '';

                  $matches = 0;

                  // There is currently a problem searching in with repeated events.
                  // It spits back out the date it was entered.  I would like to to say that
                  // it is a repeated event.

                  // This has been solved by the little icon indicator for recurring events.

                  $event_ids = $this->bo->search_keywords($_POST['keywords']);
                  foreach($event_ids as $key => $id)
                  {
                        $event = $this->bo->read_entry($id);

                        if(!$this->bo->check_perms(PHPGW_ACL_READ,$event))
                        {
                              continue;
                        }

                        $datetime = $this->bo->maketime($event['start']) - $GLOBALS['phpgw']->datetime->tz_offset;

                        $info[strval($event['id'])] = array(
                              'tr_color'  => $GLOBALS['phpgw']->nextmatchs->alternate_row_color(),
                              'date'            => $GLOBALS['phpgw']->common->show_date($datetime),
                              'link'            => $this->link_to_entry($event,$event['start']['month'],$event['start']['mday'],$event['start']['year'])
                        );

                  }
                  $matches = count($event_ids);

                  if ($matches == 1)
                  {
                        $quantity = lang('1 match found').'.';
                  }
                  elseif ($matches > 0)
                  {
                        $quantity = lang('%1 matches found',$matches).'.';
                  }
                  else
                  {
                        echo '<b>'.lang('Error').':</b>'.lang('no matches found');
                        return;
                  }

                  $p = $GLOBALS['phpgw']->template;
                  $p->set_file(
                        Array(
                              'search_form'     => 'search.tpl'
                        )
                  );
                  $p->set_block('search_form','search','search');
                  $p->set_block('search_form','search_list_header','search_list_header');
                  $p->set_block('search_form','search_list','search_list');
                  $p->set_block('search_form','search_list_footer','search_list_footer');

                  $var = Array(
                        'th_bg'           => $this->theme['th_bg'],
                        'search_text'     => lang('Search Results'),
                        'quantity'  => $quantity
                  );
                  $p->set_var($var);

                  if($matches > 0)
                  {
                        $p->parse('rows','search_list_header',True);
                  }
                  foreach($info as $id => $data)
                  {
                        $p->set_var($data);
                        $p->parse('rows','search_list',True);
                  }

                  if($matches > 0)
                  {
                        $p->parse('rows','search_list_footer',True);
                  }

                  $p->pparse('out','search');
            }

            /* Private functions */
            function _debug_sqsof()
            {
                  $data = array(
                        'filter'     => $this->bo->filter,
                        'cat_id'     => $this->bo->cat_id,
                        'owner'      => $this->bo->owner,
                        'year'       => $this->bo->year,
                        'month'      => $this->bo->month,
                        'day'        => $this->bo->day,
                        'sortby'     => $this->bo->sortby,
                        'num_months' => $this->bo->num_months
                  );
                  Return _debug_array($data,False);
            }

            function output_template_array(&$p,$row,$list,$var)
            {
                  if (!isset($var['hidden_vars']))
                  {
                        $var['hidden_vars'] = '';
                  }
                  if (!isset($var['tr_color']))
                  {
                        $var['tr_color'] = $GLOBALS['phpgw']->nextmatchs->alternate_row_color();
                  }
                  $p->set_var($var);
                  $p->parse($row,$list,True);
            }

            function page($_page='',$params='')
            {
                  if($_page == '')
                  {
                        $page_ = explode('.',$this->bo->prefs['calendar']['defaultcalendar']);
                        $_page = $page_[0];

                        if ($_page=='planner_cat' || $_page=='planner_user')
                        {
                              $_page = 'planner';
                        }
                        elseif ($_page=='index' || ($_page != 'day' && $_page != 'week' && $_page != 'month' && $_page != 'year' && $_page != 'planner'))
                        {
                              $_page = 'month';
                              $GLOBALS['phpgw']->preferences->add('calendar','defaultcalendar','month');
                              $GLOBALS['phpgw']->preferences->save_repository();
                        }
                  }
                  if($GLOBALS['phpgw_info']['flags']['currentapp'] == 'home' ||
                        strstr($GLOBALS['phpgw_info']['flags']['currentapp'],'mail'))     // email, felamimail, ...
                  {
                        $page_app = 'calendar';
                  }
                  else
                  {
                        $page_app = $GLOBALS['phpgw_info']['flags']['currentapp'];
                  }
                  if (is_array($params))
                  {
                        $params['menuaction'] = $page_app.'.ui'.$page_app.'.'.$_page;
                  }
                  else
                  {
                        $params = 'menuaction='.$page_app.'.ui'.$page_app.'.'.$_page.$params;
                  }
                  return $GLOBALS['phpgw']->link('/index.php',$params);
            }

            function header()
            {
                  $cols = 8;
                  if($this->bo->check_perms(PHPGW_ACL_PRIVATE) == True)
                  {
                        $cols++;
                  }

                  $tpl = $GLOBALS['phpgw']->template;
                  $tpl->set_unknowns('remove');

                  if (!file_exists($file = $this->template_dir.'/header.inc.php'))
                  {
                        $file = PHPGW_SERVER_ROOT . '/calendar/templates/default/header.inc.php';
                  }
                  include($file);
                  $header = $tpl->fp('out','head');
                  unset($tpl);
                  echo $header;
            }

            function footer()
            {
                  $menuaction = $_GET['menuaction'];
                  list(,,$method) = explode('.',$menuaction);

                  if (@$this->bo->printer_friendly)
                  {
                        return;
                  }

                  $p = $GLOBALS['phpgw']->template;

                  $p->set_file(
                        Array(
                              'footer'    => 'footer.tpl',
                              'form_button'     => 'form_button_script.tpl'
                        )
                  );
                  $p->set_block('footer','footer_table','footer_table');
                  $p->set_block('footer','footer_row','footer_row');
                  $p->set_block('footer','blank_row','blank_row');

                  $m = $this->bo->month;
                  $y = $this->bo->year;

                  $thisdate = date('Ymd',mktime(0,0,0,$m,1,$y));
                  $y--;

                  $str = '';
                  for ($i = 0; $i < 25; $i++)
                  {
                        $m++;
                        if ($m > 12)
                        {
                              $m = 1;
                              $y++;
                        }
                        $d = mktime(0,0,0,$m,1,$y);
                        $d_ymd = date('Ymd',$d);
                        $str .= '<option value="'.$d_ymd.'"'.($d_ymd == $thisdate?' selected':'').'>'.lang(date('F', $d)).strftime(' %Y', $d).'</option>'."\n";
                  }

                  $var = Array(
                        'action_url'      => $this->page($method,''),
                        'form_name' => 'SelectMonth',
                        'label'           => lang('Month'),
                        'form_label'      => 'date',
                        'form_onchange'   => 'document.SelectMonth.submit()',
                        'row'       => $str,
                        'go'        => lang('Go!')
                  );
                  $this->output_template_array($p,'table_row','footer_row',$var);

                  if($menuaction == 'calendar.uicalendar.week')
                  {
                        unset($thisdate);
                        $thisdate = mktime(0,0,0,$this->bo->month,$this->bo->day,$this->bo->year) - $GLOBALS['phpgw']->datetime->tz_offset;
                        $sun = $GLOBALS['phpgw']->datetime->get_weekday_start($this->bo->year,$this->bo->month,$this->bo->day) - $GLOBALS['phpgw']->datetime->tz_offset;

                        $str = '';
                        for ($i = -7; $i <= 7; $i++)
                        {
                              $begin = $sun + (7*24*60*60 * $i) + 12*60*60;   // we use midday, that changes in daylight-saveing does not effect us
                              $end = $begin + 6*24*60*60;
//                            echo "<br>$i: ".date('d.m.Y H:i',$begin).' - '.date('d.m.Y H:i',$end);
                    $str .= '<option value="' . $GLOBALS['phpgw']->common->show_date($begin,'Ymd') . '"'.($begin <= $thisdate+12*60*60 && $end >= $thisdate+12*60*60 ? ' selected':'').'>'                    
                                    . $GLOBALS['phpgw']->common->show_date($begin,$GLOBALS['phpgw_info']['user']['preferences']['common']['dateformat']) . ' - '
                        . $GLOBALS['phpgw']->common->show_date($end,$GLOBALS['phpgw_info']['user']['preferences']['common']['dateformat'])
                        . '</option>' . "\n";                        
                        }

                        $var = Array(
                              'action_url'      => $this->page($method,''),
                              'form_name' => 'SelectWeek',
                              'label'           => lang('Week'),
                              'form_label'      => 'date',
                              'form_onchange'   => 'document.SelectWeek.submit()',
                              'row'       => $str,
                              'go'        => lang('Go!')
                        );

                        $this->output_template_array($p,'table_row','footer_row',$var);
                  }

                  $str = '';
                  for ($i = ($this->bo->year - 3); $i < ($this->bo->year + 3); $i++)
                  {
                        $str .= '<option value="'.$i.'"'.($i == $this->bo->year?' selected':'').'>'.$i.'</option>'."\n";
                  }

                  $var = Array(
                        'action_url'      => $this->page($method,''),
                        'form_name' => 'SelectYear',
                        'label'           => lang('Year'),
                        'form_label'      => 'year',
                        'form_onchange'   => 'document.SelectYear.submit()',
                        'row'       => $str,
                        'go'        => lang('Go!')
                  );
                  $this->output_template_array($p,'table_row','footer_row',$var);

                  if($menuaction == 'calendar.uicalendar.planner')
                  {
                        $str = '';
                        $date_str = '';

                        if($this->bo->date)
                        {
                              $date_str .= '    '.$this->html->input_hidden('date',$this->bo->date);
                        }
                        $date_str .= '    '.$this->html->input_hidden('month',$this->bo->month);
                        $date_str .= '    '.$this->html->input_hidden('day',$this->bo->day);
                        $date_str .= '    '.$this->html->input_hidden('year',$this->bo->year);

                        for($i=1; $i<=6; $i++)
                        {
                              $str .= '<option value="'.$i.'"'.($i == $this->bo->num_months?' selected':'').'>'.$i.'</option>'."\n";
                        }

                        $var = Array(
                              'action_url'      => $this->page($method,''),
                              'form_name' => 'SelectNumberOfMonths',
                              'label'           => lang('Number of Months'),
                              'hidden_vars' => $date_str,
                              'form_label'      => 'num_months',
                              'form_onchange'   => 'document.SelectNumberOfMonths.submit()',
                              'action_extra_field'    => $date_str,
                              'row'       => $str,
                              'go'        => lang('Go!')
                        );
                        $this->output_template_array($p,'table_row','footer_row',$var);
                  }

                  $var = Array(
                        'submit_button'         => lang('Submit'),
                        'action_url_button'     => $GLOBALS['phpgw']->link('/index.php','menuaction=calendar.uiicalendar.import'),
                        'action_text_button'    => lang('Import'),
                        'action_confirm_button' => '',
                        'action_extra_field'    => ''
                  );
                  $this->output_template_array($p,'b_row','form_button',$var);
                  $p->parse('table_row','blank_row',True);

                  if($menuaction != 'calendar.uicalendar.view')
                  {
                        switch($menuaction)
                        {
                              case 'calendar.uicalendar.year':
                                    $start_string                   = mktime(0,0,0,1,1,$this->bo->year);
                                    $stop_string                    = mktime(0,0,0,12,31,$this->bo->year);
                                    break;
                              case 'calendar.uicalendar.month':
                                    $start_string                   = mktime(0,0,0,$this->bo->month,1,$this->bo->year);
                                    $stop_string                    = mktime(0,0,0,$this->bo->month+1,0,$this->bo->year);
                                    break;
                              case 'calendar.uicalendar.week':
                                    $stop_string = $start_string    = mktime(0,0,0,$this->bo->month,$this->bo->day,$this->bo->year);
                                    $stop_string += 7*24*60*60-1;
                                    break;
                              case 'calendar.uicalendar.day':
                                    $stop_string = $start_string    = mktime(0,0,0,$this->bo->month,$this->bo->day,$this->bo->year);
                                    break;
                        }

                        $extra_field = Array(   
                              'custom_start' => $GLOBALS['phpgw']->common->show_date($start_string,$GLOBALS['phpgw_info']['user']['preferences']['common']['dateformat']),
                              'custom_stop'  => $GLOBALS['phpgw']->common->show_date($stop_string,$GLOBALS['phpgw_info']['user']['preferences']['common']['dateformat']),
                        );
                        $var = Array(
                              'submit_button'         => lang('Submit'),
                              'action_url_button'     => $GLOBALS['phpgw']->link('/index.php','menuaction=calendar.uicalendar.export'),
                              'action_text_button'    => lang('Export'),
                              'action_confirm_button' => '',
                              'action_extra_field'    => $this->html->input_hidden($extra_field)
                        );
                        $p->set_var('b_row','');
                        $this->output_template_array($p,'b_row','form_button',$var);
                        $p->parse('table_row','blank_row',True);
                  }
                  $p->pparse('out','footer_table');
                  unset($p);
            }

            function css()
            {
                  $GLOBALS['phpgw']->browser->browser();
                  if($GLOBALS['phpgw']->browser->get_agent() == 'MOZILLA')
                  {
                        $time_width = ((int)($this->bo->prefs['common']['time_format']) == 12?12:8);
                  }
                  else
                  {
                        $time_width = ((int)($this->bo->prefs['common']['time_format']) == 12?10:7);
                  }

// moved to app.css in templates/default for future separation of code and style [NDEE 10.03.04]
/*
                   return 'A.minicalendar { color: #000000; font-size: 72%; font-family: '.$this->theme['font'].' }'."\n"
                        . '  A.bminicalendar { color: #336699; font: italic bold x-small '.$this->theme['font'].' }'."\n"
                        . '  A.minicalendargrey { color: #999999; font-size: 8px; font-family: '.$this->theme['font'].' }'."\n"
                        . '  A.bminicalendargrey { color: #336699; font-style: italic; font-size:8px; font-family '.$this->theme['font'].' }'."\n"
                        . '  A.minicalhol { padding-left:3px; padding-right:3px; background: '.$this->holiday_color.'; color: #000000; font: x-small '.$this->theme['font'].' }'."\n"
                        . '  A.bminicalhol { padding-left:3px; padding-right:3px; background: '.$this->holiday_color.'; color: #336699; font: italic bold x-small '.$this->theme['font'].' }'."\n"
                        . '  A.minicalgreyhol { padding-left:3px; padding-right:3px; background: '.$this->holiday_color.'; color: #999999; font: x-small '.$this->theme['font'].' }'."\n"
                        . '  A.bminicalgreyhol { padding-left:3px; padding-right:3px; background: '.$this->holiday_color.'; color: #999999; font: italic bold x-small '.$this->theme['font'].' }'."\n"
                        . '  .event-on { background: '.$this->theme['row_on'].'; color: '.$this->theme['bg_text'].'; font: 100% '.$this->theme['font'].'; vertical-align: middle }'."\n"
                        . '  .event-off { background: '.$this->theme['row_off'].'; color: '.$this->theme['bg_text'].'; font: 100% '.$this->theme['font'].'; vertical-align: middle }'."\n"
                        . '  .event-holiday { background: '.$this->theme['bg04'].'; color: '.$this->theme['bg_text'].'; font: 100% '.$this->theme['font'].'; vertical-align: middle }'."\n"
                        . '  .time { background: '.$this->theme['th_bg'].'; color: '.$this->theme['bg_text'].'; font: bold 100% '.$this->theme['font'].'; width: '.$time_width.'%; vertical-align: middle; text-align: right; }'."\n"
                        . '  .tablecell { width: 80px; height: 80px }'."\n"
                        . '  .planner-cell { cursor:pointer; cursor:hand; border: thin solid black; }';
*/
            }

            function no_edit()
            {
                  if(!isset($GLOBALS['phpgw_info']['flags']['noheader']))
                  {
                        unset($GLOBALS['phpgw_info']['flags']['noheader']);
                        unset($GLOBALS['phpgw_info']['flags']['nonavbar']);
                        $GLOBALS['phpgw_info']['flags']['noappheader'] = True;
                        $GLOBALS['phpgw_info']['flags']['noappfooter'] = True;
                        $GLOBALS['phpgw_info']['flags']['app_header'] = $GLOBALS['phpgw_info']['apps']['calendar']['title'].' - '.lang('Permission denied');
                        $GLOBALS['phpgw']->common->phpgw_header();
                  }
                  echo '<center>You do not have permission to edit this appointment!</center>';
                  return;
            }

            function link_to_entry($event,$month,$day,$year)
            {
                  $str = '';
                  $is_private = !$event['public'] && !$this->bo->check_perms(PHPGW_ACL_READ,$event);
                  $viewable = !$this->bo->printer_friendly && $this->bo->check_perms(PHPGW_ACL_READ,$event);

                  $starttime = $this->bo->maketime($event['start']) - $GLOBALS['phpgw']->datetime->tz_offset;
                  $endtime = $this->bo->maketime($event['end']) - $GLOBALS['phpgw']->datetime->tz_offset;
                  $rawdate = mktime(0,0,0,$month,$day,$year);
                  $rawdate_offset = $rawdate - $GLOBALS['phpgw']->datetime->tz_offset;
                  $nextday = mktime(0,0,0,$month,$day + 1,$year) - $GLOBALS['phpgw']->datetime->tz_offset;
                  if ((int)$GLOBALS['phpgw']->common->show_date($starttime,'Hi') && $starttime == $endtime)
                  {
                        $time = $GLOBALS['phpgw']->common->show_date($starttime,$this->bo->users_timeformat);
                  }
                  elseif ($starttime <= $rawdate_offset && $endtime >= $nextday - 60)
                  {
                        $time = '[ '.lang('All Day').' ]';
                  }
                  elseif ((int)$GLOBALS['phpgw']->common->show_date($starttime,'Hi') || $starttime != $endtime)
                  {
                        if($starttime < $rawdate_offset && $event['recur_type'] == MCAL_RECUR_NONE)
                        {
                              $start_time = $GLOBALS['phpgw']->common->show_date($rawdate_offset,$this->bo->users_timeformat);
                        }
                        else
                        {
                              $start_time = $GLOBALS['phpgw']->common->show_date($starttime,$this->bo->users_timeformat);
                        }

                        if($endtime >= ($rawdate_offset + 86400))
                        {
                              $end_time = $GLOBALS['phpgw']->common->show_date(mktime(23,59,59,$month,$day,$year) - $GLOBALS['phpgw']->datetime->tz_offset,$this->bo->users_timeformat);
                        }
                        else
                        {
                              $end_time = $GLOBALS['phpgw']->common->show_date($endtime,$this->bo->users_timeformat);
                        }
                        $time = $start_time.'-'.$end_time;
                  }
                  else
                  {
                        $time = '';
                  }
                  
                  $texttitle = $texttime = $textdesc = $textlocation = $textstatus = '';

                  
                  
                  if(!$is_private)
                  {
                        //$text .= $this->bo->display_status($event['users_status']);
                        
                        // split text for better display by templates, also see $texttime $texttitle $textdesc $textlocation  
                        $textstatus=$this->bo->display_status($event['users_status']); 
                        
                  }

                  /*
                  $text = '<nobr>&nbsp;'.$time.'&nbsp;</nobr> '.$this->bo->get_short_field($event,$is_private,'title').$text.
                        (!$is_private && $event['description'] ? ': <i>'.$this->bo->get_short_field($event,$is_private,'description').'</i>':'').
                        $GLOBALS['phpgw']->browser->br;
                  */
                  
                  $texttime=$time;
                  $texttitle=$this->bo->get_short_field($event,$is_private,'title');
                  $textdesc=(!$is_private && $event['description'] ? $this->bo->get_short_field($event,$is_private,'description'):'');
                  // added $textlocation but this must be activated in the actual pict_link.tpl file of the used template set
                  $textlocation=$this->bo->get_short_field($event,$is_private,'location');

                  if ($viewable)
                  {
                        $date = sprintf('%04d%02d%02d',$year,$month,$day);
                        $this->link_tpl->set_var('link_link',$this->page('view','&cal_id='.$event['id'].'&date='.$date));
                        $this->link_tpl->set_var('lang_view',lang('View this entry'));
                        $this->link_tpl->set_var('tooltip',$this->event_tooltip($event));
                        // quoting title, describtion and location for wz_tooltips
                        $this->link_tpl->parse('picture','link_open',True);
                  }
                  if (!$is_private)
                  {
                        if($event['priority'] == 3)
                        {
                              $picture[] = Array(
                                    'pict'      => $GLOBALS['phpgw']->common->image('calendar','high'),
                                    'width'     => 16,
                                    'height'=> 16,
                                    'title' => lang('high priority')
                              );
                        }
                        if($event['recur_type'] == MCAL_RECUR_NONE)
                        {
                              $picture[] = Array(
                                    'pict'      => $GLOBALS['phpgw']->common->image('calendar','circle'),
                                    'width'     => 9,
                                    'height'=> 9,
                                    'title' => lang('single event')
                              );
                        }
                        else
                        {
                              $picture[] = Array(
                                    'pict'      => $GLOBALS['phpgw']->common->image('calendar','recur'),
                                    'width'     => 12,
                                    'height'=> 12,
                                    'title' => lang('recurring event')
                              );
                        }
                  }
                  $participants = $this->planner_participants($event['participants']);
                  if(count($event['participants']) > 1)
                  {
                        $picture[] = Array(
                              'pict'      => $GLOBALS['phpgw']->common->image('calendar','multi_3'),
                              'width'     => 14,
                              'height'=> 14,
                              'title' => $participants
                        );
                  }
                  else
                  {
                        $picture[] = Array(
                              'pict'      =>  $GLOBALS['phpgw']->common->image('calendar','single'),
                              'width'     => 14,
                              'height'=> 14,
                              'title' => $participants
                        );
                  }
                  if($event['public'] == 0)
                  {
                        $picture[] = Array(
                              'pict'      => $GLOBALS['phpgw']->common->image('calendar','private'),
                              'width'     => 13,
                              'height'=> 13,
                              'title' => lang('private')
                        );
                  }
                  if(@isset($event['alarm']) && count($event['alarm']) >= 1 && !$is_private)
                  {
                        // if the alarm is to go off the day before the event
                        // the icon does not show up because of 'alarm_today'
                        // - TOM
                        if($this->bo->alarm_today($event,$rawdate_offset,$starttime))
                        {
                              $picture[] = Array(
                                    'pict'  => $GLOBALS['phpgw']->common->image('calendar','alarm'),
                                    'width' => 13,
                                    'height'=> 13,
                                    'title' => lang('alarm')
                              );
                        }
                  }

                  $description = $this->bo->get_short_field($event,$is_private,'description');
                  for($i=0;$i<count($picture);$i++)
                  {
                        $var = Array(
                              'pic_image' => $picture[$i]['pict'],
                              'width'     => $picture[$i]['width'],
                              'height'    => $picture[$i]['height'],
                              'title'     => $picture[$i]['title']
                        );
                        $this->output_template_array($this->link_tpl,'picture','pict',$var);
                  }
                  if ($texttitle)
                  {
                        $var = Array(
                  //          'text' => $text,
                              'time'=> $texttime,
                              'title'=> $texttitle,
                              'users_status'=>$textstatus,
                              'desc'=> $textdesc,
                              'location'=> $textlocation
                        );
                        $this->output_template_array($this->link_tpl,'picture','link_text',$var);
                  }

                  if ($viewable)
                  {
                        $this->link_tpl->parse('picture','link_close',True);
                  }

                  //NDEE(160704) for event tooltips
                  $this->link_tpl->set_var('loctitle',lang('location'));
                  $str = $this->link_tpl->fp('out','link_pict');
                  $this->link_tpl->set_var('picture','');
                  $this->link_tpl->set_var('out','');
//                unset($p);
                  return $str;
            }

            function overlap($params)
            {
                  if(!is_array($params))
                  {
                  }
                  else
                  {
                        $overlapping_events = $params['o_events'];
                        $event = $params['this_event'];
                  }

                  $month = $event['start']['month'];
                  $mday = $event['start']['mday'];
                  $year = $event['start']['year'];

                  $start = mktime($event['start']['hour'],$event['start']['min'],$event['start']['sec'],$month,$mday,$year) - $GLOBALS['phpgw']->datetime->tz_offset;
                  $end = $this->bo->maketime($event['end']) - $GLOBALS['phpgw']->datetime->tz_offset;

                  $overlap = '';
                  for($i=0;$i<count($overlapping_events);$i++)
                  {
                        $overlapped_event = $this->bo->read_entry($overlapping_events[$i],True);
                        $overlap .= '<li>'.$this->link_to_entry($overlapped_event,$month,$mday,$year);
                        $overlap .= '<ul>';
                        foreach($overlapped_event['participants'] as $id => $status)
                        {
                              // Check if user can view others participants
                              if($GLOBALS["phpgw"]->acl->get_rights($id, "calendar") < PHPGW_ACL_READ)
                                    continue;

                              $conflict = isset($event['participants'][$id]);
                              $overlap .= '<li>'.($conflict?'<b>':'').
                                    $GLOBALS['phpgw']->common->grab_owner_name($id).
                                    ($conflict?'</b> - '.lang('Scheduling conflict'):'')."</li>\n";
                        }
                        $overlap .= "</ul>\n";
                  }

                  unset($GLOBALS['phpgw_info']['flags']['noheader']);
                  unset($GLOBALS['phpgw_info']['flags']['nonavbar']);
                  $GLOBALS['phpgw_info']['flags']['noappheader'] = True;
                  $GLOBALS['phpgw_info']['flags']['noappfooter'] = True;
                  $GLOBALS['phpgw_info']['flags']['app_header'] = $GLOBALS['phpgw_info']['apps']['calendar']['title'].' - '.lang('Scheduling Conflict');
                  $GLOBALS['phpgw']->common->phpgw_header();

                  $p = $GLOBALS['phpgw']->template;
                  $p->set_file(
                        Array(
                              'overlap'   => 'overlap.tpl',
                              'form_button'     => 'form_button_script.tpl'
                        )
                  );

                  $var = Array(
                        'color'           => $this->theme['bg_text'],
                        'overlap_title' => lang('Scheduling Conflict'),
                        'overlap_text'    => lang('Your suggested time of <B> %1 - %2 </B> conflicts with the following existing calendar entries:',$GLOBALS['phpgw']->common->show_date($start),$GLOBALS['phpgw']->common->show_date($end)),
                        'overlap_list'    => $overlap
                  );
                  $p->set_var($var);

                  $date = sprintf("%04d%02d%02d",$this->bo->year,$this->bo->month,$this->bo->mday);
                  $var = Array(
                        'action_url_button'     => $GLOBALS['phpgw']->link('/index.php',Array('menuaction'=>'calendar.bocalendar.update','readsess'=>1)),
                        'action_text_button'    => lang('Ignore Conflict'),
                        'action_confirm_button' => '',
                        'action_extra_field'    => ''
                  );
                  $this->output_template_array($p,'resubmit_button','form_button',$var);

                  $var = Array(
                        'action_url_button'     => $GLOBALS['phpgw']->link('/index.php',Array('menuaction'=>'calendar.uicalendar.edit','readsess'=>1,'date'=>$date)),
                        'action_text_button'    => lang('Re-Edit Event'),
                        'action_confirm_button' => '',
                        'action_extra_field'    => ''
                  );
                  $this->output_template_array($p,'reedit_button','form_button',$var);
                  $p->pparse('out','overlap');
            }

            function planner_participants($parts)
            {
                  static $id2lid;

                  $names = '';
                  while (list($id,$status) = each($parts))
                  {
                        $status = substr($this->bo->get_long_status($status),0,1);

                        if (!isset($id2lid[$id]))
                        {
                              $id2lid[$id] = $GLOBALS['phpgw']->common->grab_owner_name($id);
                        }
                        if (strlen($names))
                        {
                              $names .= ",\n";
                        }
                        $names .= $id2lid[$id]." ($status)";
                  }
                  if($this->debug)
                  {
                        echo '<!-- Inside participants() : '.$names.' -->'."\n";
                  }
                  return $names;
            }

            function planner_category($ids)
            {
                  static $cats;
                  if(!is_array($ids))
                  {
                        if (strpos($ids,','))
                        {
                              $id_array = explode(',',$ids);
                        }
                        else
                        {
                              $id_array[0] = $ids;
                        }
                  }
                  $ret_val = Array();
                  foreach($id_array as $id)
                  {
                        if (!isset($cats[$id]))
                        {
                              list($cat) = $this->cat->return_single( $id );
                              $cat['data'] = unserialize($cat['data']);
                              $cat['color'] = $cat['data']['color'] ? $cat['data']['color'] : strstr($cat['description'],'#');
                              $cats[$id] = $cat;
                        }
                        $ret_val[] = $cats[$id];
                  }
                  return $ret_val;
            }

            function week_header($month,$year,$display_name = False)
            {
                  $this->weekstarttime = $GLOBALS['phpgw']->datetime->get_weekday_start($year,$month,1);

                  $p = CreateObject('phpgwapi.Template',$this->template_dir);
                  $p->set_unknowns('remove');
                  $p->set_file(
                        Array (
                              'month_header' => 'month_header.tpl'
                        )
                  );
                  $p->set_block('month_header','monthly_header','monthly_header');
                  $p->set_block('month_header','column_title','column_title');

                  $var = Array(
                        'bgcolor'   => $this->theme['th_bg'],
                        'font_color'      => $this->theme['th_text']
                  );
                  if($this->bo->printer_friendly && @$this->bo->prefs['calendar']['print_black_white'])
                  {
                        $var = Array(
                              'bgcolor'   => '',
                              'font_color'      => ''
                        );
                  }
                  $p->set_var($var);

                  $p->set_var('col_width','14');
                  if($display_name == True)
                  {
                        $p->set_var('col_title',lang('name'));
                        $p->parse('column_header','column_title',True);
                        $p->set_var('col_width','12');
                  }

                  for($i=0;$i<7;$i++)
                  {
                        $p->set_var('col_title',lang($GLOBALS['phpgw']->datetime->days[$i]));
                        $p->parse('column_header','column_title',True);
                  }
                  return $p->fp('out','monthly_header');
            }

            function display_week($startdate,$weekly,$cellcolor,$display_name = False,$owner=0,$monthstart=0,$monthend=0)
            {
                  if($owner == 0)
                  {
                        $owner = $GLOBALS['phpgw_info']['user']['account_id'];
                  }

                  $temp_owner = $this->bo->owner;

                  $str = '';
                  $p = CreateObject('phpgwapi.Template',$this->template_dir);
                  $p->set_unknowns('keep');

                  $p->set_file(
                        Array(
                              'month_header'    => 'month_header.tpl',
                              'month_day' => 'month_day.tpl'
                        )
                  );
                  $p->set_block('month_header','monthly_row','monthly_row');
                  $p->set_block('month_header','month_column','month_column');
                  $p->set_block('month_header','column_title','column_title');
                  $p->set_block('month_day','month_daily','month_daily');
                  $p->set_block('month_day','day_event','day_event');
                  $p->set_block('month_day','event','event');

                  $p->set_var('extra','');
                  $p->set_var('col_width','14');
                  if($display_name)
                  {
                        $p->set_var('col_title',$GLOBALS['phpgw']->common->grab_owner_name($owner));
                        $p->parse('column_row','column_title',True);
                        $p->set_var('col_width','12');
                  }
                  $today = date('Ymd',$GLOBALS['phpgw']->datetime->users_localtime);
                  $daily = $this->set_week_array($startdate - $GLOBALS['phpgw']->datetime->tz_offset,$cellcolor,$weekly);
                  foreach($daily as $date => $day_params)
                  {
                        $year  = (int)substr($date,0,4);
                        $month = (int)substr($date,4,2);
                        $day   = (int)substr($date,6,2);
                        $var   = Array(
                              'column_data' => '',
                              'extra' => ''
                        );
                        $p->set_var($var);
                        if ($weekly || ($date >= $monthstart && $date <= $monthend))
                        {
                              if ($day_params['new_event'])
                              {
                                    $new_event_link = ' <a href="'.$this->page('add','&date='.$date).'">'
                                          . '<img src="'.$GLOBALS['phpgw']->common->image('calendar','new3').'" width="10" height="10" title="'.lang('New Entry').'" border="0" align="center">'
                                          . '</a>';
                                    $day_number = '<a href="'.$this->page('day','&date='.$date).'">'.$day.'</a>';
                              }
                              else
                              {
                                    $new_event_link = '';
                                    $day_number = $day;
                              }

                              $var = Array(
                                    'extra'           => $day_params['extra'],
                                    'new_event_link'=> $new_event_link,
                                    'day_number'      => $day_number
                              );
                              if($day_params['week'])
                              {

//NDEE: style! m_w_table in month_day.tpl
// week-hilite
                                    //$var['new_event_link'] .= '<font size="-2"> &nbsp; '.
                                    $var['new_event_link'] .= ' &nbsp; '.
                                          (!$this->bo->printer_friendly?'<a href="'.$this->page('week','&date='.$date).'"><span id="calendar_weekinfo" class="calendar_weekinfo">' .$day_params['week'].'</span></a>' : '<span id="calendar_weekinfo" class="calendar_weekinfo">'.$day_params['week'].'</span>');
                              }

                              $p->set_var($var);

                              if(@$day_params['holidays'])
                              {
                                    foreach($day_params['holidays'] as $key => $value)
                                    {
                                          $var = Array(
                                                'day_events' => '<font face="'.$this->theme['font'].'" size="-1">'.$value.'</font>'.$GLOBALS['phpgw']->browser->br
                                          );
                                          $this->output_template_array($p,'daily_events','event',$var);
                                    }
                              }

                              if($day_params['appts'])
                              {
                                    $var = Array(
                                          'week_day_font_size'    => '2',
                                          'events'          => ''
                                    );
                                    $p->set_var($var);
                                    $events = $this->bo->cached_events[$date];
                                    foreach($events as $event)
                                    {
                                          if ($this->bo->rejected_no_show($event))
                                          {
                                                continue;   // user does not want to see rejected events
                                          }
                                          $p->set_var('day_events',$this->link_to_entry($event,$month,$day,$year));
                                          $p->parse('events','event',True);
                                          $p->set_var('day_events','');
                                    }
                              }
                              $p->parse('daily_events','day_event',True);
                              $p->parse('column_data','month_daily',True);
                              $p->set_var('daily_events','');
                              $p->set_var('events','');
/*                            if($day_params['week'])
                              {
                                    $var = Array(
                                          'week_day_font_size'    => '-2',
                                          'events'          => (!$this->bo->printer_friendly?'<a href="'.$this->page('week','&date='.$date).'">' .$day_params['week'].'</a>':$day_params['week'])
                                    );
                                    $this->output_template_array($p,'column_data','day_event',$var);
                                    $p->set_var('events','');
                              } */
                        }
                        $p->parse('column_row','month_column',True);
                        $p->set_var('column_data','');
                  }
                  $this->bo->owner = $temp_owner;
                  return $p->fp('out','monthly_row');
            }

            function display_month($month,$year,$showyear,$owner=0)
            {
                  if($this->debug)
                  {
                        echo '<!-- datetime:gmtdate = '.$GLOBALS['phpgw']->datetime->cv_gmtdate.' -->'."\n";
                  }

                  $this->bo->store_to_cache(
                        Array(
                              'syear'     => $year,
                              'smonth'=> $month,
                              'sday'      => 1
                        )
                  );

                  $monthstart = (int)(date('Ymd',mktime(0,0,0,$month    ,1,$year)));
                  $monthend   = (int)(date('Ymd',mktime(0,0,0,$month + 1,0,$year)));

                  $start = $GLOBALS['phpgw']->datetime->get_weekday_start($year, $month, 1);

                  if($this->debug)
                  {
                        echo '<!-- display_month:monthstart = '.$monthstart.' -->'."\n";
                        echo '<!-- display_month:start = '.date('Ymd H:i:s',$start).' -->'."\n";
                  }

                  $p = CreateObject('phpgwapi.Template',$this->template_dir);
                  $p->set_unknowns('keep');

                  $p->set_file(
                        Array(
                              'week' => 'month_day.tpl'
                        )
                  );
                  $p->set_block('week','m_w_table','m_w_table');
                  $p->set_block('week','event','event');

                  $var = Array(
                        'cols'      => 7,
                        'day_events'=> $this->week_header($month,$year,False)
                  );
                  $this->output_template_array($p,'row','event',$var);

                  $cellcolor = $this->theme['row_on'];

                  for($i = (int)($start + $GLOBALS['phpgw']->datetime->tz_offset);(int)(date('Ymd',$i)) <= $monthend;$i += 604800)
                  {
                        $cellcolor = $GLOBALS['phpgw']->nextmatchs->alternate_row_color($cellcolor);
                        $var = Array(
                              'day_events' => $this->display_week($i,False,$cellcolor,False,$owner,$monthstart,$monthend)
                        );
                        $this->output_template_array($p,'row','event',$var);
                  }
                  return $p->fp('out','m_w_table');
            }

            function display_weekly($params)
            {
                  if(!is_array($params))
                  {
                        $this->index();
                  }

                  $year = substr($params['date'],0,4);
                  $month = substr($params['date'],4,2);
                  $day = substr($params['date'],6,2);
                  $showyear = $params['showyear'];
                  $owners = $params['owners'];

                  $p = CreateObject('phpgwapi.Template',$this->template_dir);
                  $p->set_unknowns('keep');

                  $p->set_file(
                        Array(
                              'week'      => 'month_day.tpl'
                        )
                  );
                  $p->set_block('week','m_w_table','m_w_table');
                  $p->set_block('week','event','event');

                  $start = $GLOBALS['phpgw']->datetime->get_weekday_start($year, $month, $day) + $GLOBALS['phpgw']->datetime->tz_offset;

                  $cellcolor = $this->theme['row_off'];

                  $true_printer_friendly = $this->bo->printer_friendly;

                  if(is_array($owners))
                  {
                        $display_name = True;
                        $counter = count($owners);
                        $owners_array = $owners;
                        $cols = 8;
                  }
                  else
                  {
                        $display_name = False;
                        $counter = 1;
                        $owners_array[0] = $owners;
                        $cols = 7;
                  }
                  $var = Array(
                        'cols'         => $cols,
                        'day_events'   => $this->week_header($month,$year,$display_name)
                  );
                  $this->output_template_array($p,'row','event',$var);

                  $tstart = $start - $GLOBALS['phpgw']->datetime->tz_offset;
                  $tstop = $tstart + 604800;
                  $original_owner = $this->bo->so->owner;
                  for($i=0;$i<$counter;$i++)
                  {
                        $this->bo->so->owner = $owners_array[$i];
                        $this->bo->so->open_box($owners_array[$i]);
                        $this->bo->store_to_cache(
                              Array(
                                    'syear'  => date('Y',$tstart),
                                    'smonth' => date('m',$tstart),
                                    'sday'   => date('d',$tstart),
                                    'eyear'  => date('Y',$tstop),
                                    'emonth' => date('m',$tstop),
                                    'eday'   => date('d',$tstop)
                              )
                        );
                        $p->set_var('day_events',$this->display_week($start,True,$cellcolor,$display_name,$owners_array[$i]));
                        $p->parse('row','event',True);
                  }
                  $this->bo->so->owner = $original_owner;
                  $this->bo->printer_friendly = $true_printer_friendly;
                  return $p->fp('out','m_w_table');
            }

            function view_event($event,$alarms=False)
            {
                  if((!$event['participants'][$this->bo->owner] && !$this->bo->check_perms(PHPGW_ACL_READ,$event)))
                  {
                        return False;
                  }

                  $p = &$GLOBALS['phpgw']->template;

                  $p->set_file(
                        Array(
                              'view'      => 'view.tpl'
                        )
                  );
                  $p->set_block('view','view_event','view_event');
                  $p->set_block('view','list','list');
                  $p->set_block('view','hr','hr');

                  $vars = $this->bo->event2array($event);

                  $vars['title']['tr_color'] = $this->theme['th_bg'];

                  if (isset($vars['participants']['data']) && is_array($vars['participants']['data']))
                  {
                        foreach($vars['participants']['data'] as $user => $str)
                        {
                              if ($this->bo->check_perms(PHPGW_ACL_EDIT,0,$user) && ereg('^(.*) \((.*)\)$',$str,$parts))
                              {
                                    $vars['participants']['data'][$user] = $parts[1].' (<a href="'.$this->page('edit_status','&cal_id='.$event['id'].'&owner='.$user).'">'.$parts[2].'</a>)';
                              }
                        }
                        $vars['participants']['data'] = implode("<br>\n",$vars['participants']['data']);
                  }

                  foreach($vars as $var)
                  {
                        if (strlen($var['data']))
                        {
                              $this->output_template_array($p,'row','list',$var);
                        }
                  }

                  if($alarms && count($event['alarm']))
                  {
                        $p->set_var('th_bg',$this->theme['th_bg']);
                        $p->set_var('hr_text',lang('Alarms'));
                        $p->parse('row','hr',True);

                        foreach($event['alarm'] as $key => $alarm)
                        {
                              $icon = '<img src="'.$GLOBALS['phpgw']->common->image('calendar',($alarm['enabled']?'enabled':'disabled')).'" width="13" height="13">';
                              $var = Array(
                                    'field'     => $icon.$GLOBALS['phpgw']->common->show_date($alarm['time']),
                                    'data'      => lang('Email Notification for %1',$GLOBALS['phpgw']->common->grab_owner_name($alarm['owner']))
                              );
                              $this->output_template_array($p,'row','list',$var);
                        }
                  }
                  return True;
            }

            function nm_on_off()
            {
                  if($GLOBALS['phpgw']->nextmatchs->alternate_row_color() == $this->theme['row_on'])
                  {
                        return '_on';
                  }
                  return '_off';
            }

            function slot_num($time,$set_day_start=0,$set_day_end=0)
            {
                  static $day_start, $day_end, $interval=0;

                  if ($set_day_start) $day_start = $set_day_start;
                  if ($set_day_end)   $day_end   = $set_day_end;
                  if (!$interval)     $interval  = 60*$this->bo->prefs['calendar']['interval'];

                  if ($time > $day_end)
                  {
                        $time = $day_end;
                  }
                  $slot = (int)(($time - $day_start) / $interval);

                  return $slot < 0 ? 0 : 1+$slot;
            }

            function print_day($params)
            {
                  if(!is_array($params))
                  {
                        $this->index();
                  }

                  print_debug('in print_day()');

                  $this->bo->store_to_cache(
                        Array(
                              'syear'  => $params['year'],
                              'smonth' => $params['month'],
                              'sday'   => $params['day'],
                              'eyear'  => $params['year'],
                              'emonth' => $params['month'],
                              'eday'   => $params['day']
                        )
                  );

                  $p = CreateObject('phpgwapi.Template',$this->template_dir);
                  $p->set_unknowns('keep');

                  $tpl = 'day_cal.tpl';
                  if((int)($GLOBALS['phpgw_info']['user']['preferences']['calendar']['mainscreen_showevents'])==2 &&
                        $GLOBALS['phpgw_info']['flags']['currentapp'] == 'home')
                  {
                        $tpl = 'day_list.tpl';
                  }
                  $templates = Array(
                        'day_cal'   => $tpl
                  );

                  $p->set_file($templates);
                  $p->set_block('day_cal','day','day');
                  $p->set_block('day_cal','day_row','day_row');
                  $p->set_block('day_cal','day_event_on','day_event_on');
                  $p->set_block('day_cal','day_event_off','day_event_off');
                  $p->set_block('day_cal','day_event_holiday','day_event_holiday');
                  $p->set_block('day_cal','day_time','day_time');

                  $date_to_eval = sprintf("%04d%02d%02d",$params['year'],$params['month'],$params['day']);

                  $day_start = mktime((int)($this->bo->prefs['calendar']['workdaystarts']),0,0,$params['month'],$params['day'],$params['year']);
                  $day_end = mktime((int)($this->bo->prefs['calendar']['workdayends']),0,1,$params['month'],$params['day'],$params['year']);
                  $daily = $this->set_week_array($GLOBALS['phpgw']->datetime->get_weekday_start($params['year'],$params['month'],$params['day']),$this->theme['row_on'],True);
                  print_debug('Date to Eval',$date_to_eval);
                  $events_to_show = array();
                  if($daily[$date_to_eval]['appts'])
                  {
                        $events = $this->bo->cached_events[$date_to_eval];
                        print_debug('Date',$date_to_eval);
                        print_debug('Count',count($events));
                        foreach($events as $event)
                        {
                              if ($this->bo->rejected_no_show($event))
                              {
                                    continue;   // user does not want to see rejected events
                              }
                              if ($event['recur_type'])     // calculate start- + end-datetime for recuring events
                              {
                                    $this->bo->set_recur_date($event,$date_to_eval);
                              }
                              $events_to_show[] = array(
                                    'starttime' => $this->bo->maketime($event['start']),
                                    'endtime'   => $this->bo->maketime($event['end']),
                                    'content'   => $this->link_to_entry($event,$params['month'],$params['day'],$params['year'])
                              );
                        }
                  }
                  //echo "events_to_show=<pre>"; print_r($events_to_show); echo "</pre>\n";
                  $other = $GLOBALS['phpgw']->hooks->process(array(
                        'location'  => 'calendar_include_events',
                        'year'      => $params['year'],
                        'month'     => $params['month'],
                        'day'       => $params['day'],
                        'owner'     => $this->bo->owner     // num. id of the user, not necessary current user
                  ));

                  if (is_array($other))
                  {
                        foreach($other as $evts)
                        {
                              if (is_array($evts))
                              {
                                    $events_to_show = array_merge($events_to_show,$evts);
                              }
                        }
                        usort($events_to_show,create_function('$a,$b','return $a[\'starttime\']-$b[\'starttime\'];'));
                        //echo "events_to_show=<pre>"; print_r($events_to_show); echo "</pre>\n";
                  }

                  if (count($events_to_show))
                  {
                        $last_slot_end = -1;
                        foreach($events_to_show as $event)
                        {
                              $slot = $this->slot_num($event['starttime'],$day_start,$day_end);
                              $slot_end = isset($event['endtime']) ? $this->slot_num($event['endtime']-1) : $slot;      // -1 to not occupy eg. the 18.00 slot for a 17-18h date

                              if ($slot <= $last_slot_end)
                              {
                                    $slot = $last_slot;
                                    $slot_end = max($last_slot_end,$slot_end);
                              }
                              $rows[$slot] .= $event['content'];

                              print_debug('slot',$slot);
                              print_debug('row',$rows[$slot]);

                              $row_span[$slot] = 1 + $slot_end - $slot;

                              $last_slot = $slot;
                              $last_slot_end = $slot_end;
                              print_debug('Time',$GLOBALS['phpgw']->common->show_date($this->bo->maketime($events[$i]['start']) - $GLOBALS['phpgw']->datetime->tz_offset).' - '.$GLOBALS['phpgw']->common->show_date($this->bo->maketime($events[$i]['end']) - $GLOBALS['phpgw']->datetime->tz_offset));
                              print_debug('Slot',$slot);
                        }
                        //echo "rows=<pre>"; print_r($rows); echo "<br>row_span="; print_r($row_span); echo "</pre>\n";
                  }
                  $holiday_names = $daily[$date_to_eval]['holidays'];
                  if(!$holiday_names)
                  {
                        $row_to_print = $this->nm_on_off();
                  }
                  else
                  {
                        $row_to_print = '_holiday';
                        foreach($holiday_names as $name)
                        {
                              $rows[0] = '<center>'.$name.'</center>' . $rows[0];
                        }
                  }
                  $last_slot = $this->slot_num($day_end,$day_start,$day_end);
                  $rowspan = 0;
                  for ($slot = 0; $slot <= $last_slot; ++$slot)
                  {
                        $p->set_var('extras','');
                        if ($rowspan > 1)
                        {
                              $p->set_var('event','');
                              $rowspan--;
                        }
                        elseif (!isset($rows[$slot]))
                        {
                              if((int)($GLOBALS['phpgw_info']['user']['preferences']['calendar']['mainscreen_showevents'])==2 &&
                                    $GLOBALS['phpgw_info']['flags']['currentapp'] == 'home')
                              {
                                    $p->set_var('event', '');
                              }
                              else
                              {
                                    $p->set_var('event','&nbsp;');
                                    $row_to_print = $this->nm_on_off();
                                    $p->parse('event','day_event'.$row_to_print);
                              }
                        }
                        else
                        {
                              $rowspan = (int)$row_span[$slot];
                              if ($rowspan > 1)
                              {
                                    $p->set_var('extras',' rowspan="'.$rowspan.'"');
                              }
                              $p->set_var('event',$rows[$slot]);
                              $row_to_print = $this->nm_on_off();
                              $p->parse('event','day_event'.$row_to_print);
                        }
                        $open_link = $close_link = '';
                        $time = '&nbsp;';

                        if (0 < $slot && $slot < $last_slot)      // normal time-slot not before or after day_start/end
                        {
                              $time = $day_start + ($slot-1) * 60 * $this->bo->prefs['calendar']['interval'];
                              $hour = date('H',$time);
                              $min  = date('i',$time);
                              $time = $GLOBALS['phpgw']->common->formattime($hour,$min);

                              if(!$this->bo->printer_friendly && $this->bo->check_perms(PHPGW_ACL_ADD))
                              {
                                    $open_link = ' <a href="'.$this->page('add',"&date=$date_to_eval&hour=$hour&minute=$min").'">';
                                    $close_link = '</a> ';
                              }
                        }
                        $p->set_var(Array(
                              'open_link'  => $open_link,
                              'time'       => $time,
                              'close_link' => $close_link,
                              'tr_color'   => ''      // dummy to stop output_template_array to set it
                        ));
                        $p->parse('time','day_time');

                        $p->parse('row','day_row',True);
                  }
                  return $p->fp('out','day');
            }     // end function

            function timematrix($param)
            {
                  if(!is_array($param))
                  {
                        $this->index();
                  }

                  $date = $param['date'];
                  $starttime = $param['starttime'];
                  $endtime = $param['endtime'];
                  $participants = $param['participants'];
                  foreach($participants as $part => $nul)
                  {
                        $participants[$part] = $GLOBALS['phpgw']->common->grab_owner_name($part);
                        // Much better for processor  :)
                        $participants_id[]  .= $part;
                  }
                  uasort($participants,'strnatcasecmp');    // sort them after their fullname

                  $increment = $this->bo->prefs['calendar']['interval'];
                  $interval = (int)(60 / $increment);

                  $pix = $GLOBALS['phpgw']->common->image('calendar','pix');

                  $str = '<center>'.lang($GLOBALS['phpgw']->common->show_date($date['raw'],'l'))
                        . ', '.$this->bo->long_date($date).'<br>'
                        . '<table width="85%" border="0" cellspacing="0" cellpadding="0" cols="'.((24 * $interval) + 1).'">'
                        . '<tr><td height="1" colspan="'.((24 * $interval) + 1).'" bgcolor="black"><img src="'.$pix.'"></td></tr>'
                        . '<tr><td width="15%"><font color="'.$this->theme['bg_text'].'" face="'.$this->theme['font'].'" size="-2">'.lang('Participant').'</font></td>';
                  for($i=0;$i<24;$i++)
                  {
                        for($j=0;$j<$interval;$j++)
                        {
                              $k = ($j == 0 ? sprintf('%02d',$i).'<br>':'').sprintf('%02d',$j*$increment);

                              $str .= '<td align="left" bgcolor="'.$this->theme['bg_color'].'"><font color="'.$phpgw_info['theme']['bg_text'].'" face="'.$this->theme['font'].'" size="-2">'
                                    . '<a href="'.$this->page('add','&date='.$date['full'].'&hour='.$i.'&minute='.($increment * $j))."&matrix=1\" onMouseOver=\"window.status='".$i.':'.(($increment * $j)<=9?'0':'').($increment * $j)."'; return true;\">"
                                    . $k."</a>&nbsp;</font></td>\n";
                        }
                  }
                  $str .= '</tr>'
                        . '<tr><td height="1" colspan="'.((24 * $interval) + 1).'" bgcolor="black"><img src="'.$pix.'"></td></tr>';
                  if(!$endtime)
                  {
                        $endtime = $starttime;
                  }
                  $owner = $this->bo->owner;
                  foreach($participants as $part => $fullname)
                  {
                        $str .= '<tr align="center">'
                              . '<td width="15%" align="left"><font color="'.$this->theme['bg_text'].'" face="'.$this->theme['font'].'" size="-2">'.$fullname.'</font></td>';

                        $this->bo->cached_events = Array();
                        $this->bo->so->owner = $part;
                        $this->bo->so->open_box($part);
                        $this->bo->store_to_cache(
                              Array(
                                    'syear'     => $date['year'],
                                    'smonth'=> $date['month'],
                                    'sday'      => $date['day'],
                                    'eyear'     => 0,
                                    'emonth'=> 0,
                                    'eday'      => $date['day'] + 1
                              )
                        );

                        if(!$this->bo->cached_events[$date['full']])
                        {
                              for($j=0;$j<24;$j++)
                              {
                                    for($k=0;$k<$interval;$k++)
                                    {
                                          $str .= '<td height="1" align="left" bgcolor="'.$this->theme['bg_color'].'" color="#999999">&nbsp;</td>';
                                    }
                                    $str .= "\n";
                              }
                        }
                        else
                        {
                              $time_slice = $this->bo->prepare_matrix($interval,$increment,$part,$date['full']);
                              for($h=0;$h<24;$h++)
                              {
                                    $hour = $h * 10000;
                                    for($m=0;$m<$interval;$m++)
                                    {
                                          $index = ($hour + (($m * $increment) * 100));
                                          switch($time_slice[$index]['marker'])
                                          {
                                                case '&nbsp':
                                                      $time_slice[$index]['color'] = $this->theme['bg_color'];
                                                      $extra = '';
                                                      break;
                                                case '-':
                                                      $time_slice[$index]['color'] = $this->theme['bg01'];
                                                      $link = $this->page('view','&cal_id='.$time_slice[$index]['id'].'&date='.$date['full']);
                                                      $extra =' title="'.$time_slice[$index]['description'].'" onClick="location.href=\''.$link.'\';" style="cursor:pointer; cursor:hand;"';
                                                      break;
                                          }
                                          $str .= '<td bgcolor="'.$time_slice[$index]['color'].'" color="#999999"'.$extra.'><font color="'.$this->theme['bg_text'].'" face="'.$this->theme['font'].'" size="-2">'.$time_slice[$index]['marker'].'</font></td>';
                                    }
                                    $str .= "\n";
                              }
                        }
                        $str .= '</tr>'
                              . '<tr><td height="1" colspan="'.((24 * $interval) + 1).'" bgcolor="#999999"><img src="'.$pix.'"></td></tr>';
                  }
                  $this->bo->owner = $owner;
                  $this->bo->so->owner = $owner;
                  $this->bo->so->open_box($owner);
                  return $str.'</table></center>'."\n";
            }

            function get_response($cal_id)
            {
                  $p = &$GLOBALS['phpgw']->template;
                  $p->set_file(
                        Array(
                              'form_button'     => 'form_button_script.tpl'
                        )
                  );

                  $ev = $this->bo->get_cached_event();
                  $response_choices = Array(
                        ACCEPTED    => lang('Accept'),
                        REJECTED    => lang('Reject'),
                        TENTATIVE   => lang('Tentative'),
                        NO_RESPONSE => lang('No Response')
                  );
                  $str = '';
                  while(list($param,$text) = each($response_choices))
                  {
                        $var = Array(
                              'action_url_button'     => $this->page('set_action','&cal_id='.$cal_id.'&action='.$param),
                              'action_text_button'    => '  '.$text.'  ',
                              'action_confirm_button' => '',
                              'action_extra_field'    => ''
                        );
                        $p->set_var($var);
                        $str .= '<td>'.$p->fp('out','form_button').'</td>'."\n";
                  }
                  if ($this->bo->return_to)
                  {
                        $var = Array(
                              'action_url_button'     => $GLOBALS['phpgw']->link('/index.php','menuaction='.$this->bo->return_to),
                              'action_text_button'    => lang('cancel'),
                              'action_confirm_button' => '',
                              'action_extra_field'    => ''
                        );
                        $p->set_var($var);
                        $str .= '<td>'.$p->fp('out','form_button').'</td>'."\n";
                  }
                  $str = '<td><b>'.$GLOBALS['phpgw']->common->grab_owner_name($this->bo->owner).":</b></td>\n".$str;

                  return '<table width="100%"><tr align="center">'."\n".$str.'</tr></table>'."\n";
            }

            function edit_form($param)
            {
                  if(!is_array($param))
                  {
                        $this->index();
                  }

                  if(isset($param['event']))
                  {
                        $event = $param['event'];
                  }

                  $hourformat = substr($this->bo->users_timeformat,0,1);

                  // $sb = CreateObject('phpgwapi.sbox');
                  $sb = CreateObject('phpgwapi.sbox2');
                  $jscal = CreateObject('phpgwapi.jscalendar');   // before phpgw_header() !!!

                  unset($GLOBALS['phpgw_info']['flags']['noheader']);
                  unset($GLOBALS['phpgw_info']['flags']['nonavbar']);
                  $GLOBALS['phpgw_info']['flags']['noappheader'] = True;
                  $GLOBALS['phpgw_info']['flags']['noappfooter'] = True;
                  $GLOBALS['phpgw_info']['flags']['app_header'] = $event['id'] ? lang('Calendar - Edit') : lang('Calendar - Add');
                  $GLOBALS['phpgw']->common->phpgw_header();

                  $ownerApps = $GLOBALS['phpgw']->acl->get_user_applications($event['owner']);

                  $p = &$GLOBALS['phpgw']->template;
                  $p->set_file(
                        Array(
                              'edit'          => 'edit.tpl',
                              'form_button'   => 'form_button_script.tpl'
                        )
                  );
                  $p->set_block('edit','edit_entry','edit_entry');
                  $p->set_block('edit','list','list');
                  $p->set_block('edit','hr','hr');

                  $vars = Array(
                        'font'                  => $this->theme['font'],
                        'bg_color'        => $this->theme['bg_text'],
                        'action_url'            => $GLOBALS['phpgw']->link('/index.php',Array('menuaction'=>'calendar.bocalendar.update')),
                        'common_hidden'   => $this->html->input_hidden('cal[id]',$event['id'])
                              . $this->html->input_hidden('cal[owner]',$event['owner'])
                              . $this->html->input_hidden('cal[uid]',$event['uid'])
                              . ($_GET['cal_id'] && $event['id'] == 0?$this->html->input_hidden(array(
                                    'cal[reference]' => $_GET['cal_id'],
                                    'cal[new_exception]' => $event['start']['raw'])) : 
                              (@isset($event['reference'])?$this->html->input_hidden('cal[reference]',$event['reference']):''))
                              . (@isset($GLOBALS['phpgw_info']['server']['deny_user_grants_access']) && $GLOBALS['phpgw_info']['server']['deny_user_grants_access']?
                              $this->html->input_hidden('participants[]',$this->bo->owner):''),
                        'errormsg'        => ($param['cd']?$GLOBALS['phpgw']->common->check_code($param['cd']):'')
                  );
                  $p->set_var($vars);

// Brief Description
                  $var['title'] = Array(
                        'tr_color' => $this->theme['th_bg'],
                        'field'     => lang('Title'),
                        'data'      => '<input name="cal[title]" size="45" maxlength="80" value="'.$event['title'].'">'
                  );

// Full Description
                  $var['description'] = Array(
                        'field'     => lang('Full Description'),
                        'data'      => '<textarea name="cal[description]" rows="5" cols="40" wrap="virtual" maxlength="2048">'.$event['description'].'</textarea>'
                  );

// Display Categories
                  if(strpos($event['category'],','))
                  {
                        $temp_cats = explode(',',$event['category']);
                        @reset($temp_cats);
                        while(list($key,$value) = each($temp_cats))
                        {
                              $check_cats[] = (int)$value;
                        }
                  }
                  elseif($event['category'])
                  {
                        $check_cats[] = (int)$event['category'];
                  }
                  else
                  {
                        $check_cats[] = 0;
                  }
                  $var['category'] = Array(
                        'field'     => lang('Category'),
                        'data'      => '<select name="categories[]" multiple size="5">'.$this->cat->formated_list('select','all',$check_cats,True).'</select>'
                  );

// Location
                  $var['location'] = Array(
                        'field'     => lang('Location'),
                        'data'      => '<input name="cal[location]" size="45" maxlength="255" value="'.$event['location'].'">'
                  );

// Project
                  if($ownerApps['projects'])
                  {
                        $boprojects = createObject('projects.boprojects');
                        $projects = $boprojects->list_projects( array('limit'=>FALSE) );
                        $projectOptions = $boprojects->select_project_list
                        (
                              array
                              (
                                    'action'    => 'all',
                                    'status'    => 'active',
                                    'selected'  => $event['projectID']
                              )
                        );
                        if(is_array($projects))
                        {
                              $projectData = '<select name="cal[project]">';
                              if(!isset($event['projectID']))
                                    $projectData .= '<option value="no_project" selected="selected"></option>';
                              else
                                    $projectData .= '<option value="no_project"></option>';

                              $projectData .= $projectOptions;
                              $projectData .= '</select>';
                        }
                        $var['project'] = Array(
                              'field'     => lang('Project'),
                              'data'      => $projectData
                        );
                  }

// Date

                  $start = $this->bo->maketime($event['start']) - $GLOBALS['phpgw']->datetime->tz_offset;
                  $var['startdate'] = Array(
                        'field'     => lang('Start Date'),

                  'data' => $jscal->input('start[str]',$start)
                  );

// Time
                  if ($this->bo->prefs['common']['timeformat'] == '12')
                  {
                        $str .= '<input type="radio" name="start[ampm]" value="am"'.($event['start']['hour'] >= 12?'':' checked').'>am'."\n"
                              . '<input type="radio" name="start[ampm]" value="pm"'.($event['start']['hour'] >= 12?' checked':'').'>pm'."\n";
                  }
                  $var['starttime'] = Array(
                        'field'     => lang('Start Time'),
                        'data'      => '<input name="start[hour]" size="2" VALUE="'.$GLOBALS['phpgw']->common->show_date($start,$hourformat).'" maxlength="2">:<input name="start[min]" size="2" value="'.$GLOBALS['phpgw']->common->show_date($start,'i').'" maxlength="2">'."\n".$str
                  );

// End Date
                  $end = $this->bo->maketime($event['end']) - $GLOBALS['phpgw']->datetime->tz_offset;
                  $var['enddate'] = Array(
                        'field'     => lang('End Date'),

                  'data' => $jscal->input('end[str]',$end)
                  );

// End Time
                  if ($this->bo->prefs['common']['timeformat'] == '12')
                  {
                        $str = '<input type="radio" name="end[ampm]" value="am"'.($event['end']['hour'] >= 12?'':' checked').'>am'."\n"
                              . '<input type="radio" name="end[ampm]" value="pm"'.($event['end']['hour'] >= 12?' checked':'').'>pm'."\n";
                  }
                  $var['endtime'] = Array(
                        'field'     => lang('End Time'),
                        'data'      => '<input name="end[hour]" size="2" VALUE="'.$GLOBALS['phpgw']->common->show_date($end,$hourformat).'" maxlength="2">:<input name="end[min]" size="2" value="'.$GLOBALS['phpgw']->common->show_date($end,'i').'" maxlength="2">'."\n".$str
                  );

// Priority
                  $var['priority'] = Array(
                        'field'     => lang('Priority'),
                        'data'      => $sb->getPriority('cal[priority]',$event['priority'])
                  );

// Access
                  $var['access'] = Array(
                        'field'     => lang('Private'),
                        'data'      => '<input type="checkbox" name="cal[private]" value="private"'.(!$event['public']?' checked':'').'>'
                  );

// Participants
                  if(!isset($GLOBALS['phpgw_info']['server']['deny_user_grants_access']) || !$GLOBALS['phpgw_info']['server']['deny_user_grants_access'])
                  {
                        if (!is_object($GLOBALS['phpgw']->uiaccountsel))
                        {
                              $GLOBALS['phpgw']->uiaccountsel = CreateObject('phpgwapi.uiaccountsel');
                        }
                        $var['participants'] = array(
                              'field'     => lang('Participants'),
                              'data'      => "\n   ".$GLOBALS['phpgw']->uiaccountsel->selection('participants[]','uicalendar_select_participants',$event['participants'],'calendar+',7,$event['owner']),
                        );
/*
// External Participants

                        // FIXME: where does the list of external participants come from?
                        //
                        $id = '1_h';
                        $test_contact[$id] = array();
                        $test_contact[$id]['name'] = "Stephan Cremer";
                        $id = '3_b';
                        $test_contact[$id] = array();
                        $test_contact[$id]['name'] = "Stephan_Uni Cremer_Uni";

                        $part = "";
                        $ext_disp = '<textarea name="external_participants" rows="5" cols="40" readonly="readonly">'."\n";
                        while(list($id,$contact) = each($test_contact)) {
                          $part .= $part!= '' ? ',' : '';
                          $part .= $id;
                          $ext_disp .= '(FIXME: b_OR_h)'.$contact['name']."\n";
                        }
                        $ext_disp .= '</textarea>'."\n".'<br>';

                        $url = $GLOBALS['phpgw']->link('/index.php', array('menuaction' => 'calendar.uiextpartlist.modify'));
                        // $url = $GLOBALS['phpgw']->link('/index.php', array('menuaction' => 'calendar.uicalendar.modify_ext_partlist'));
                        $mod_ext = '<script language="JavaScript">'."\n"
                                          . 'function modify_window(url) {'."\n"
                                          . '   document.addform.ext_part_id.value="";'."\n"
                                          . '   awin = window.open(url,"modify","width=500,height=400,toolbar=no,resizable=yes");'."\n"
// DEBUG START
. '}'."\n".'function show() {'."\n"
. '   alert("Participants: " + document.addform.ext_part_id.value);'."\n"
// DEBUG END
                                          . '}'."\n</script>\n".$ext_disp."\n"
// DEBUG START
. '<input type="button" value="Status" onClick="javascript:show()">'."\n"
// DEBUG END
                                          . '<input type="button" onClick="javascript:modify_window(\$url.'&part='.$part
                                          . '\')" value="'.lang('Modify List of External Participants').'">'."\n"
                                          . $this->html->input_hidden('ext_part_id" value="'.$part.'">'."\n";

                        $var[] = Array(
                              'field'     => "\n".lang('External Participants'),
                              'data'      => "\n".$mod_ext."\n"
                        );
*/
// I Participate
                        if((($event['id'] > 0) && isset($event['participants'][$event['owner']])) || !$event['id'])
                        {
                              $checked = ' checked';
                        }
                        else
                        {
                              $checked = '';
                        }
                        $var['owner'] = Array(
                              'field'     => $GLOBALS['phpgw']->common->grab_owner_name($event['owner']).' '.lang('Participates'),
                              'data'      => '<input type="checkbox" name="participants[]" value="'.$event['owner'].$event['participants'][$event['owner']].'"'.$checked.'>'
                        );
                  }

// Reminder
                  // The user must use "Alarm Management" to change/modify an alarm
                  // so only display the email reminder fields if this is a new event
                  // i.e. not editing an existing event

                  if ($event['id'] == 0) {
                        // get defaults
                        $days = $this->bo->prefs['calendar']['default_email_days'];
                        $hours = $this->bo->prefs['calendar']['default_email_hours'];
                        $min = $this->bo->prefs['calendar']['default_email_min'];
                        if (count($event['alarm']) > 1)
                        {
                              // this should not happen because when creating a new event
                              // only 1 alarm is displayed on the screen
                              // if the user wants more than 1 alarm they should
                              // use "Alarm Management"
                              echo '<!-- how did this happen, too many alarms -->'."\n";
                        }
                        // if there was an error pick up what the user entered
                        if (@isset($event['alarm']))
                        {
                              @reset($event['alarm']);
                              // just get the first one see above!!!
                              list($key,$alarm) = @each($event['alarm']);
                              $diff  = $start - $alarm['time'];
                              $days  = (int)($diff / (24*3600));
                              $hours = (int)(($diff - ($days * 24 * 3600))/3600);
                              $min   = (int)(($diff - ($days * 24 * 3600) - ($hours * 3600))/60);
                        }

                        // days
                        $dout = '<select name="cal[alarmdays]">'."\n";
                        for($i=0;$i<32;$i++)
                        {
                              $dout .= '<option value="'.$i.'"'.($i==$days?' selected':'').'>'.$i.'</option>'."\n";
                        }
                        $dout .= '</select>'."\n".' '.lang('days').' ';
                        // hours
                        $hout = '<select name="cal[alarmhours]">'."\n";
                        for($i=0;$i<25;$i++)
                        {
                              $hout .= '<option value="'.$i.'"'.($i==$hours?' selected':'').'>'.$i.'</option>'."\n";
                        }
                        $hout .= '</select>'."\n".' '.lang('hours').' ';
                        // minutes
                        $mout = '<select name="cal[alarmminutes]">'."\n";
                        for($i=0;$i<61;$i++)
                        {
                              $mout .= '<option value="'.$i.'"'.($i==$min?' selected':'').'>'.$i.'</option>'."\n";
                        }
                        $mout .= '</select>'."\n".' '.lang('minutes').' ';

                        $var['alarm'] = Array(
                              'field' => lang('Alarm'),
                              'data'      => $dout.$hout.$mout.lang('before the event')
                        );

                  }

// Repeat Type
                  $str = '';
                  foreach($this->bo->rpt_type as $type => $label)
                  {
                        $str .= '<option value="'.$type.'"'.($event['recur_type']==$type?' selected':'').'>'.lang($label).'</option>';
                  }
                  $var['recur_type'] = Array(
                        'field'     => lang('Repeat Type'),
                        'data'      => '<select name="cal[recur_type]">'."\n".$str.'</select>'."\n"
                  );

                  if($event['recur_enddate']['year'] != 0 && $event['recur_enddate']['month'] != 0 && $event['recur_enddate']['mday'] != 0)
                  {
                        $checked = ' checked';
                        $recur_end = $this->bo->maketime($event['recur_enddate']) - $GLOBALS['phpgw']->datetime->tz_offset;
                  }
                  else
                  {
                        $checked = '';
                        $recur_end = $this->bo->maketime($event['start']) + 86400 - $GLOBALS['phpgw']->datetime->tz_offset;
                  }

                  $var['recur_enddate'] = Array(
                        'field'     => lang('Repeat End Date'),
                        'data'      => '<input type="checkbox" name="cal[rpt_use_end]" value="y"'.$checked.'>'.lang('Use End Date').'  '.
/*
                              $GLOBALS['phpgw']->common->dateformatorder(
                                    $sb->getYears('recur_enddate[year]',(int)$GLOBALS['phpgw']->common->show_date($recur_end,'Y')),
                                    $sb->getMonthText('recur_enddate[month]',(int)$GLOBALS['phpgw']->common->show_date($recur_end,'n')),
                                    $sb->getDays('recur_enddate[mday]',(int)$GLOBALS['phpgw']->common->show_date($recur_end,'d'))
                              )
*/
                              $jscal->input('recur_enddate[str]',$recur_end)
                  );

                  $i = 0; $boxes = '';
                  foreach ($this->bo->rpt_day as $mask => $name)
                  {
                        $boxes .= '<input type="checkbox" name="cal[rpt_day][]" value="'.$mask.'"'.($event['recur_data'] & $mask ? ' checked' : '').'>&nbsp;'.lang($name)."\n";
                        if (++$i == 5) $boxes .= '<br>';
                  }
                  $var['recur_day'] = Array(
                        'field'     => lang('Repeat Day').'<br>'.lang('(for weekly)'),
                        'data'      => $boxes
                  );

                  $var['recur_interval'] = Array(
                        'field'     => lang('Interval'),
                        'data'      => '<input name="cal[recur_interval]" size="4" maxlength="4" value="'.$event['recur_interval'].'">'
                  );

                  if (!isset($this->fields))
                  {
                        $this->custom_fields = CreateObject('calendar.bocustom_fields');
                        $this->fields = &$this->custom_fields->fields;
                        $this->stock_fields = &$this->custom_fields->stock_fields;
                  }
                  $ownerApps = $GLOBALS['phpgw']->acl->get_user_applications($event['owner']);
                  if($ownerApps['projects'])
                  {
                        // enable project app
                        $this->fields['project']['disabled'] = false;
                  }
                  $preserved = False;
                  foreach($this->fields as $field => $data)
                  {
                        if (!$data['disabled'])
                        {
                              if (isset($var[$field]))
                              {
                                    switch($field)
                                    {
                                          case 'startdate':
                                                $this->output_template_array($p,'row','list',$var['startdate']);
                                                $this->output_template_array($p,'row','list',$var['starttime']);
                                                break;
                                          case 'enddate':
                                                $this->output_template_array($p,'row','list',$var['enddate']);
                                                $this->output_template_array($p,'row','list',$var['endtime']);
                                                break;
                                          case 'recur_type':
                                                $p->set_var('tr_color',$this->theme['th_bg']);
                                                $p->set_var('hr_text','<center><b>'.lang('Repeating Event Information').'</b></center>');
                                                $p->parse('row','hr',True);
                                                $this->output_template_array($p,'row','list',$var['recur_type']);
                                                $this->output_template_array($p,'row','list',$var['recur_enddate']);
                                                $this->output_template_array($p,'row','list',$var['recur_day']);
                                                $this->output_template_array($p,'row','list',$var['recur_interval']);
                                                break;
                                          default:
                                                $this->output_template_array($p,'row','list',$var[$field]);
                                    }
                              }
                              elseif (!isset($this->stock_fields[$field]))    // Custom field
                              {
                                    $lang = lang($name = substr($field,1));
                                    $size = 'SIZE='.($data['shown'] ? $data['shown'] : ($data['length'] ? $data['length'] : 30)).
                                          ' MAXLENGTH='.($data['length'] ? $data['length'] : 255);
                                    $v = array(
                                          'field'     => $lang == $name.'*' ? $name : $lang,
                                          'data'      => '<input name="cal['.htmlspecialchars($field).']" '.$size.' value="'.$event['#'.$name].'">'
                                    );
                                    if ($data['title'])
                                    {
                                          $v['tr_color'] = $this->theme['th_bg'];
                                    }
                                    if (!$data['length'] && $data['title'])
                                    {
                                          $p->set_var('tr_color',$this->theme['th_bg']);
                                          $p->set_var('hr_text','<center><b>'.$v['field'].'</b></center>');
                                          $p->parse('row','hr',True);
                                    }
                                    else
                                    {
                                          $this->output_template_array($p,'row','list',$v);
                                    }
                              }
                        }
                        else  // preserve disabled fields
                        {
                              switch ($field)
                              {
                                    case 'owner':
                                          $preserved[$field] = $event['id'] ? $event['participants'][$event['owner']] : 'A';
                                          break;
                                    case 'recur_type':
                                          foreach(array('recur_type','recur_enddate','recur_data','recur_interval') as $field)
                                          {
                                                $preserved[$field] = $event[$field];
                                          }
                                          break;
                                    case 'startdate':
                                    case 'enddate':
                                          $field = substr($field,0,-4);
                                    default:
                                          $preserved[$field] = $event[$field];
                              }
                        }
                  }
                  unset($var);
                  if (is_array($preserved))
                  {
                        //echo "preserving<pre>"; print_r($preserved); echo "</pre>\n";
                        $p->set_var('common_hidden',$p->get_var('common_hidden').$this->html->input_hidden('preserved',serialize($preserved)));
                  }
                  $p->set_var('submit_button',lang('Save'));

                  $delete_button = $cancel_button = '';
                  if ($event['id'] > 0)
                  {
                        $var = Array(
                              'action_url_button'     => $this->page('delete','&cal_id='.$event['id']),
                              'action_text_button'    => lang('Delete'),
                              'action_confirm_button' => "onClick=\"return confirm('".lang("Are you sure\\nyou want to\\ndelete this entry ?\\n\\nThis will delete\\nthis entry for all users.")."')\"",
                              'action_extra_field'    => ''
                        );
                        $p->set_var($var);
                        $delete_button = $p->fp('out','form_button');
                  }
                  $p->set_var('delete_button',$delete_button);

                  if ($this->bo->return_to)
                  {
                        $var = Array(
                              'action_url_button'     => $GLOBALS['phpgw']->link('/index.php','menuaction='.$this->bo->return_to),
                              'action_text_button'    => lang('Cancel'),
                              'action_confirm_button' => '',
                              'action_extra_field'    => ''
                        );
                        $p->set_var($var);
                        $cancel_button = $p->fp('out','form_button');
                  }
                  $p->set_var('cancel_button',$cancel_button);
                  $p->pparse('out','edit_entry');
            }

            // modify list of an event's external participants (i.e. non pgpgw users)
            //
            function modify_ext_partlist()
            {
                  $GLOBALS['phpgw_info']['flags']['noheader'] = True;
                  $GLOBALS['phpgw_info']['flags']['nonavbar'] = True;
                  $GLOBALS['phpgw_info']['flags']['noappheader'] = True;
                  $GLOBALS['phpgw_info']['flags']['noappfooter'] = True;

                  $total_contacts = 0;
                  $participant = array();
                  $control_data= array();

                  $control_data['action'] = '';
                  $control_data['delete'] = array();
                  $control_data['part'] = array();

                  $p = CreateObject('phpgwapi.Template',$this->template_dir);
                  $p->set_file(
                        Array(
                              'T_edit_partlist' => 'edit_partlist.tpl',
                              'T_edit_partlist_blocks' => 'edit_partlist_blocks.tpl'
                        )
                  );

                  $p->set_block('T_edit_partlist_blocks','B_alert_msg','V_alert_msg');
                  $p->set_block('T_edit_partlist_blocks','B_partlist','V_partlist');
                  $p->set_block('T_edit_partlist_blocks','B_participants_none','V_participants_none');
                  $p->set_block('T_edit_partlist_blocks','B_delete_btn','V_delete_btn');

                  global $query_addr;
                  $sb = CreateObject('phpgwapi.sbox2');
                  $addy = $sb->getAddress('addr','',$query_addr);

                  $add_ext  = $addy['doSearchFkt'];
                  $add_ext .= $addy['addr_title']!=lang('Address Book')?$addy['addr_title']:'';
                  $add_ext .= "&nbsp;".$addy['addr'].$addy['addr_nojs'];

                  $p->set_var('text_add_name',$add_ext);

                  if(isset($_GET['part']) && $_GET['part'])
                  {
                        $control_data['part'] = split(",", $_GET['part']);
                  }
                  else
                  {
                        $control_data['part'] = $_POST['participant'];
                        $control_data['action'] = $_POST['action'];
                        $control_data['delete'] = $_POST['delete'];
                  }

                  for ($i=0; $i<count($control_data['part']); $i++)
                  {
                        $id = $control_data['part'][$i];
                        list($contact) = $this->read_contact($id);

                        $participant[$id] = array();
                        $participant[$id]['name'] = $contact['n_given'].' '.$contact['n_family'];
                  }

                  if ($control_data['action'] == lang('Delete selected contacts'))
                  {
                        for ($i=0; $i<count($control_data['delete']); $i++)
                        {
                              $id = $control_data['delete'][$i];
                              unset($participant[$id]);
                        }
                  }

                  if ($control_data['action'] == lang('Add Contact'))
                  {
                        $id = $_POST['id_addr'];
                        if (isset($id) && (int)$id != 0)
                        {
                              list($contact) = $this->read_contact($id);
                              $participant[$id] = array();
                              $participant[$id]['name'] = $contact['n_given'].' '.$contact['n_family'];
                        }
                  }

                  // create list of currently selected contacts
                  //
                  while(list($id,$contact) = each($participant))
                  {
                        $p->set_var('hidden_delete_name','participant[]');
                        $p->set_var('hidden_delete_value',$id);
                        $p->set_var('ckbox_delete_name','delete[]');
                        $p->set_var('ckbox_delete_value',$id);
                        $p->set_var('ckbox_delete_participant',$contact['name']);
                        $p->parse('V_partlist','B_partlist',True);
                        $total_contacts++;
                  }

                  if ($total_contacts == 0)
                  {
                        // no contacts have been selected
                        // => clear the delete form, remove delete button and show the none block
                        //
                        $p->set_var('V_partlist','');
                        $p->set_var('V_delete_btn','');
                        $p->set_var('text_none',lang('None'));
                        $p->parse('V_participants_none','B_participants_none');
                  }
                  else
                  {
                        // at least one contact has been selected
                        // => clear the none block, fill the delete form and add delete button
                        //
                        $p->set_var('V_participants_none','');
                        $p->set_var('btn_delete_name','action');
                        $p->set_var('btn_delete_value',lang('Delete selected contacts'));
                        $p->parse('V_delete_btn','B_delete_btn');
                  }

                  $body_tags  = 'bgcolor="'.$GLOBALS['phpgw_info']['theme']['bg_color']
                                          . '" alink="'.$GLOBALS['phpgw_info']['theme']['alink']
                                          . '" link="'.$GLOBALS['phpgw_info']['theme']['link']
                                          .'" vlink="'.$GLOBALS['phpgw_info']['theme']['vlink'].'"';

                  $form_action = $GLOBALS['phpgw']->link('/index.php', array('menuaction' => 'calendar.uicalendar.modify'));

                  $charset = lang('charset');
                  $p->set_var('charset',$charset);
                  $p->set_var('page_title',$GLOBALS['phpgw_flags']['currentapp']
                        . ' - ' .lang('External Participants'));
                  $p->set_var('font_family',$GLOBALS['phpgw_info']['theme']['font']);
                  $p->set_var('body_tags',$body_tags);
                  $p->set_var('form_method','POST');
                  $p->set_var('form_action',$form_action);
                  $p->set_var('text_add_contact',lang('External Participants'));
                  $p->set_var('text_contacts_selected',lang('Selected contacts (%1)',$total_contacts));
                  $p->set_var('btn_add_name','action');
                  $p->set_var('btn_add_value',lang('Add Contact'));
                  $p->set_var('btn_done_name','done');
                  $p->set_var('btn_done_value',lang('Done'));
                  $p->set_var('btn_done_js','copyback()');
                  $p->set_var('form1_name','ext_form');

                  $p->pfp('out','T_edit_partlist');
            }

            function read_contact($id)
            {
                  $query_fields = Array(
                        'n_given' => 'n_given',
                        'n_family' => 'n_family',
                        'email' => 'email',
                        'email_home' => 'email_home'
                  );

                  /*
                  if ($this->rights & PHPGW_ACL_READ)
                  {
                        return $this->contacts->read_single_entry($id,$fields);
                  }
                  else
                  {
                        $rtrn = array(0 => array('No access' => 'No access'));
                        return $rtrn;
                  }
                  */

                  $contacts = CreateObject('phpgwapi.contacts', False);
                  return $contacts->read_single_entry($id,$query_fields);
            }

            function build_part_list(&$users,$accounts,$owner)
            {
                  if(!is_array($accounts))
                  {
                        return;
                  }
                  foreach($accounts as $id)
                  {
                        $id = (int)$id;
                        if($id == $owner)
                        {
                              continue;
                        }
                        elseif(!isset($users[$id]))
                        {
                              if($GLOBALS['phpgw']->accounts->exists($id) == True)
                              {
                                    $users[$id] = Array(
                                          'name'      => $GLOBALS['phpgw']->common->grab_owner_name($id),
                                          'type'      => $GLOBALS['phpgw']->accounts->get_type($id)
                                    );
                              }
                              if($GLOBALS['phpgw']->accounts->get_type($id) == 'g')
                              {
                                    $this->build_part_list($users,$GLOBALS['phpgw']->acl->get_ids_for_location($id,1,'phpgw_group'),$owner);
                              }
                        }
                  }
                  if (!function_exists('strcmp_name'))
                  {
                        function strcmp_name($arr1,$arr2)
                        {
                              if ($diff = strcmp($arr1['type'],$arr2['type']))
                              {
                                    return $diff;     // groups before users
                              }
                              return strnatcasecmp($arr1['name'],$arr2['name']);
                        }
                  }
                  uasort($users,'strcmp_name');
            }

            function set_week_array($startdate,$cellcolor,$weekly)
            {
                  for ($j=0,$datetime=$startdate;$j<7;$j++,$datetime += 86400)
                  {
                        $date = date('Ymd',$datetime + (60 * 60 * 2)); // +2h to be save when switching to and from dst, $datetime is alreay + TZ-Offset
                        print_debug('set_week_array : Date ',$date);

                        if($events = $this->bo->cached_events[$date])
                        {
                              print_debug('Date',$date);
                              print_debug('Appointments Found',count($events));

                              if (!$this->bo->prefs['calendar']['show_rejected'])
                              {
                                    $appts = False;
                                    foreach($events as $event)    // check for a not-rejected event
                                    {
                                          if (!$this->bo->rejected_no_show($event))
                                          {
                                                $appts = True;
                                                break;
                                          }
                                    }
                              }
                              else
                              {
                                    $appts = True;
                              }
                        }
                        else
                        {
                              $appts = False;
                        }

                        $holidays = $this->bo->cached_holidays[$date];
                        if($weekly)
                        {
                              $cellcolor = $GLOBALS['phpgw']->nextmatchs->alternate_row_color($cellcolor);
                        }

                        $day_image = '';
                        if($holidays)
                        {
                              $extra = ' bgcolor="'.$this->bo->holiday_color.'"';
                              $class = ($appts?'b':'').'minicalhol';
                              if ($date == $this->bo->today)
                              {
                                    $day_image = ' background="'.$GLOBALS['phpgw']->common->image('calendar','mini_day_block').'"';
                              }
                        }
                        elseif ($date != $this->bo->today)
                        {
                              $extra = ' bgcolor="'.$cellcolor.'"';
                              $class = ($appts?'b':'').'minicalendar';
                        }
                        else
                        {
                              $extra = ' bgcolor="'.$GLOBALS['phpgw_info']['theme']['cal_today'].'"';
                              $class = ($appts?'b':'').'minicalendar';
                              $day_image = ' background="'.$GLOBALS['phpgw']->common->image('calendar','mini_day_block').'"';
                        }

                        if($this->bo->printer_friendly && @$this->bo->prefs['calendar']['print_black_white'])
                        {
                              $extra = '';
                        }

                        if(!$this->bo->printer_friendly && $this->bo->check_perms(PHPGW_ACL_ADD))
                        {
                              $new_event = True;
                        }
                        else
                        {
                              $new_event = False;
                        }
                        $holiday_name = Array();
                        if($holidays)
                        {
                              for($k=0;$k<count($holidays);$k++)
                              {
                                    $holiday_name[] = $holidays[$k]['name'];
                              }
                        }
                        $week = '';
                        if (!$j || (!$weekly && $j && substr($date,6,2) == '01'))
                        {
                              $week = lang('week').' '.(int)((date('z',($startdate+(24*3600*4)))+7)/7);
                        }
                        $daily[$date] = Array(
                              'extra'           => $extra,
                              'new_event' => $new_event,
                              'holidays'  => $holiday_name,
                              'appts'           => $appts,
                              'week'            => $week,
                              'day_image' => $day_image,
                              'class'           => $class
                        );
                  }

                  if($this->debug)
                  {
                        _debug_array($daily);
                  }

                  return $daily;
            }
      }
?>

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