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egroupware/calendar/inc/class.bocalendar.inc.php

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<?php
/**************************************************************************\
* phpGroupWare - Calendar *
* http://www.phpgroupware.org *
* Based on Webcalendar by Craig Knudsen <cknudsen@radix.net> *
* http://www.radix.net/~cknudsen *
* 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 bocalendar
{
var $public_functions = Array(
'read_entry' => True,
'delete_entry' => True,
'delete_calendar' => True,
'update' => True,
'preferences' => True,
'store_to_cache' => True,
'export_event' => True
);
var $soap_functions = Array(
'read_entry' => Array(
'in' => Array(
'int'
),
'out' => Array(
'SOAPStruct'
)
),
'delete_entry' => Array(
'in' => Array(
'int'
),
'out' => Array(
'int'
)
),
'delete_calendar' => Array(
'in' => Array(
'int'
),
'out' => Array(
'int'
)
),
'update' => Array(
'in' => Array(
'array',
'array',
'array',
'array',
'array'
),
'out' => Array(
'array'
)
),
'store_to_cache' => Array(
'in' => Array(
'struct'
),
'out' => Array(
'SOAPStruct'
)
),
'store_to_cache' => Array(
'in' => Array(
'array'
),
'out' => Array(
'string'
)
)
);
var $debug = False;
// var $debug = True;
var $so;
var $cached_events;
var $repeating_events;
var $datetime;
var $day;
var $month;
var $year;
var $prefs;
var $owner;
var $holiday_color;
var $printer_friendly = False;
var $cached_holidays;
var $filter;
var $cat_id;
var $users_timeformat;
var $modified;
var $deleted;
var $added;
var $soap = False;
var $use_session = False;
var $today;
function bocalendar($session=0)
{
$this->grants = $GLOBALS['phpgw']->acl->get_grants('calendar');
if($this->debug) { echo "Read Use_Session : (".$session.")<br>\n"; }
if($session)
{
$this->read_sessiondata();
$this->use_session = True;
}
if($this->debug)
{
echo "BO Filter : (".$this->filter.")<br>\n";
echo "Owner : ".$this->owner."<br>\n";
}
if(isset($GLOBALS['owner']))
{
$this->owner = intval($GLOBALS['owner']);
}
elseif(!@isset($this->owner) || !@$this->owner)
{
$this->owner = intval($GLOBALS['phpgw_info']['user']['account_id']);
}
$this->prefs['common'] = $GLOBALS['phpgw_info']['user']['preferences']['common'];
$this->prefs['calendar'] = $GLOBALS['phpgw_info']['user']['preferences']['calendar'];
if ($this->prefs['common']['timeformat'] == '12')
{
$this->users_timeformat = 'h:i a';
}
else
{
$this->users_timeformat = 'H:i';
}
$this->holiday_color = (substr($GLOBALS['phpgw_info']['theme']['bg07'],0,1)=='#'?'':'#').$GLOBALS['phpgw_info']['theme']['bg07'];
$this->printer_friendly = ($GLOBALS['friendly'] == 1?True:False);
if(isset($GLOBALS['filter'])) { $this->filter = $GLOBALS['filter']; }
if(isset($GLOBALS['cat_id'])) { $this->cat_id = $GLOBALS['cat_id']; }
if(!isset($this->filter))
{
$this->filter = ' '.$this->prefs['calendar']['defaultfilter'].' ';
}
$date = (isset($GLOBALS['HTTP_GET_VARS']['date'])?$GLOBALS['HTTP_GET_VARS']['date']:(isset($GLOBALS['HTTP_POST_VARS']['date'])?$GLOBALS['HTTP_POST_VARS']['date']:''));
$year = (isset($GLOBALS['HTTP_GET_VARS']['year'])?$GLOBALS['HTTP_GET_VARS']['year']:(isset($GLOBALS['HTTP_POST_VARS']['year'])?$GLOBALS['HTTP_POST_VARS']['year']:''));
$month = (isset($GLOBALS['HTTP_GET_VARS']['month'])?$GLOBALS['HTTP_GET_VARS']['month']:(isset($GLOBALS['HTTP_POST_VARS']['month'])?$GLOBALS['HTTP_POST_VARS']['month']:''));
$day = (isset($GLOBALS['HTTP_GET_VARS']['day'])?$GLOBALS['HTTP_GET_VARS']['day']:(isset($GLOBALS['HTTP_POST_VARS']['day'])?$GLOBALS['HTTP_POST_VARS']['day']:''));
if(isset($date))
{
$this->year = intval(substr($date,0,4));
$this->month = intval(substr($date,4,2));
$this->day = intval(substr($date,6,2));
}
else
{
if(isset($year))
{
$this->year = $year;
}
elseif($this->year == 0)
{
$this->year = date('Y',time());
}
if(isset($month))
{
$this->month = $month;
}
elseif($this->month == 0)
{
$this->month = date('m',time());
}
if(isset($day))
{
$this->day = $day;
}
elseif($this->day == 0)
{
$this->day = date('d',time());
}
}
$this->so = CreateObject('calendar.socalendar',
Array(
'owner' => $this->owner,
'filter' => $this->filter,
'category' => $this->cat_id
)
);
$this->datetime = $this->so->datetime;
$this->today = date('Ymd',time());
if($this->debug)
{
echo "BO Filter : (".$this->filter.")<br>\n";
echo "Owner : ".$this->owner."<br>\n";
}
}
function list_methods($_type='xmlrpc')
{
/*
This handles introspection or discovery by the logged in client,
in which case the input might be an array. The server always calls
this function to fill the server dispatch map using a string.
*/
if (is_array($_type))
{
$_type = $_type['type'];
}
switch($_type)
{
case 'xmlrpc':
$xml_functions = array(
'list_methods' => array(
'function' => 'list_methods',
'signature' => array(array(xmlrpcStruct,xmlrpcString)),
'docstring' => lang('Read this list of methods.')
),
'read_entry' => array(
'function' => 'read_entry',
'signature' => array(array(xmlrpcStruct,xmlrpcInt)),
'docstring' => lang('Read a single entry by passing the id and fieldlist.')
),
'add_entry' => array(
'function' => 'update',
'signature' => array(array(xmlrpcStruct,xmlrpcStruct)),
'docstring' => lang('Add a single entry by passing the fields.')
),
'update_entry' => array(
'function' => 'update',
'signature' => array(array(xmlrpcStruct,xmlrpcStruct)),
'docstring' => lang('Update a single entry by passing the fields.')
),
'delete_entry' => array(
'function' => 'delete_entry',
'signature' => array(array(xmlrpcInt,xmlrpcInt)),
'docstring' => lang('Delete a single entry by passing the id.')
),
'delete_calendar' => array(
'function' => 'delete_calendar',
'signature' => array(array(xmlrpcInt,xmlrpcInt)),
'docstring' => lang('Delete an entire users calendar.')
),
'store_to_cache' => array(
'function' => 'store_to_cache',
'signature' => array(array(xmlrpcStruct,xmlrpcStruct)),
'docstring' => lang('Read a list of entries.')
),
'export_event' => array(
'function' => 'export_event',
'signature' => array(array(xmlrpcString,xmlrpcStruct)),
'docstring' => lang('Export a list of entries in iCal format.')
)
);
return $xml_functions;
break;
case 'soap':
return $this->soap_functions;
break;
default:
return array();
break;
}
}
function save_sessiondata($data)
{
if ($this->use_session)
{
if($this->debug) { echo '<br>Save:'; _debug_array($data); }
$GLOBALS['phpgw']->session->appsession('session_data','calendar',$data);
}
}
function read_sessiondata()
{
$data = $GLOBALS['phpgw']->session->appsession('session_data','calendar');
if($this->debug) { echo '<br>Read:'; _debug_array($data); }
$this->filter = $data['filter'];
$this->cat_id = $data['cat_id'];
$this->owner = intval($data['owner']);
$this->year = intval($data['year']);
$this->month = intval($data['month']);
$this->day = intval($data['day']);
}
function read_entry($id)
{
if($this->check_perms(PHPGW_ACL_READ))
{
$event = $this->so->read_entry($id);
return $event;
}
}
function delete_entry($id)
{
if($this->check_perms(PHPGW_ACL_DELETE))
{
$temp_event = $this->read_entry($id);
if($this->owner == $temp_event['owner'])
{
$this->so->delete_entry($id);
$cd = 16;
}
else
{
$cd = 60;
}
}
return $cd;
}
function delete_calendar($owner)
{
if($GLOBALS['phpgw_info']['user']['apps']['admin'])
{
$this->so->delete_calendar($owner);
}
}
function change_owner($account_id,$new_owner)
{
if($GLOBALS['phpgw_info']['server']['calendar_type'] == 'sql')
{
$this->so->change_owner($account_id,$new_owner);
}
}
function expunge()
{
if($this->check_perms(PHPGW_ACL_DELETE))
{
reset($this->so->cal->deleted_events);
for($i=0;$i<count($this->so->cal->deleted_events);$i++)
{
$event_id = $this->so->cal->deleted_events[$i];
$event = $this->so->read_entry($event_id);
$this->send_update(MSG_DELETED,$event['participants'],$event);
}
$this->so->expunge();
}
}
function search_keywords($keywords)
{
return $this->so->list_events_keyword($keywords);
}
function update($params='')
{
$l_cal = (@isset($params['cal']) && $params['cal']?$params['cal']:$GLOBALS['HTTP_POST_VARS']['cal']);
$l_participants = (@$params['participants']?$params['participants']:$GLOBALS['HTTP_POST_VARS']['participants']);
$l_categories = (@$params['categories']?$params['categories']:$GLOBALS['HTTP_POST_VARS']['categories']);
$l_start = (@isset($params['start']) && $params['start']?$params['start']:$GLOBALS['HTTP_POST_VARS']['start']);
$l_end = (@isset($params['end']) && $params['end']?$params['end']:$GLOBALS['HTTP_POST_VARS']['end']);
$l_recur_enddate = (@isset($params['recur_enddate']) && $params['recur_enddate']?$params['recur_enddate']:$GLOBALS['HTTP_POST_VARS']['recur_enddate']);
$send_to_ui = True;
if($p_cal || $p_participants || $p_start || $p_end || $p_recur_enddata)
{
$send_to_ui = False;
}
if($this->debug)
{
echo "ID : ".$l_cal['id']."<br>\n";
}
$ui = CreateObject('calendar.uicalendar');
if(isset($GLOBALS['HTTP_GET_VARS']['readsess']))
{
$event = $this->restore_from_appsession();
$event['title'] = stripslashes($event['title']);
$event['description'] = stripslashes($event['description']);
$datetime_check = $this->validate_update($event);
if($datetime_check)
{
$ui->edit(
Array(
'cd' => $datetime_check,
'readsess' => 1
)
);
}
$overlapping_events = False;
}
else
{
if(!$l_cal['id'] && !$this->check_perms(PHPGW_ACL_ADD))
{
$ui->index();
}
elseif($l_cal['id'] && !$this->check_perms(PHPGW_ACL_EDIT))
{
$ui->index();
}
$this->fix_update_time($l_start);
$this->fix_update_time($l_end);
if(!isset($l_cal['private']))
{
$l_cal['private'] = 'public';
}
if(!isset($l_categories))
{
$l_categories = 0;
}
$is_public = ($l_cal['private'] == 'public'?1:0);
$this->so->event_init();
$this->add_attribute('uid',$l_cal['uid']);
$this->so->set_category(implode($l_categories,','));
$this->so->set_title($l_cal['title']);
$this->so->set_description($l_cal['description']);
$this->so->set_start($l_start['year'],$l_start['month'],$l_start['mday'],$l_start['hour'],$l_start['min'],0);
$this->so->set_end($l_end['year'],$l_end['month'],$l_end['mday'],$l_end['hour'],$l_end['min'],0);
$this->so->set_class($is_public);
$this->so->add_attribute('reference',(@isset($l_cal['reference']) && $l_cal['reference']?$l_cal['reference']:0));
$this->so->add_attribute('location',(@isset($l_cal['location']) && $l_cal['location']?$l_cal['location']:''));
if($l_cal['id'])
{
$this->so->add_attribute('id',$l_cal['id']);
}
if($l_cal['rpt_use_end'] != 'y')
{
$l_recur_enddate['year'] = 0;
$l_recur_enddate['month'] = 0;
$l_recur_enddate['mday'] = 0;
}
switch(intval($l_cal['recur_type']))
{
case MCAL_RECUR_NONE:
$this->so->set_recur_none();
break;
case MCAL_RECUR_DAILY:
$this->so->set_recur_daily(intval($l_recur_enddate['year']),intval($l_recur_enddate['month']),intval($l_recur_enddate['mday']),intval($l_cal['recur_interval']));
break;
case MCAL_RECUR_WEEKLY:
$cal['recur_data'] = intval($l_cal['rpt_sun']) + intval($l_cal['rpt_mon']) + intval($l_cal['rpt_tue']) + intval($l_cal['rpt_wed']) + intval($l_cal['rpt_thu']) + intval($l_cal['rpt_fri']) + intval($l_cal['rpt_sat']);
$this->so->set_recur_weekly(intval($l_recur_enddate['year']),intval($l_recur_enddate['month']),intval($l_recur_enddate['mday']),intval($l_cal['recur_interval']),$l_cal['recur_data']);
break;
case MCAL_RECUR_MONTHLY_MDAY:
$this->so->set_recur_monthly_mday(intval($l_recur_enddate['year']),intval($l_recur_enddate['month']),intval($l_recur_enddate['mday']),intval($l_cal['recur_interval']));
break;
case MCAL_RECUR_MONTHLY_WDAY:
$this->so->set_recur_monthly_wday(intval($l_recur_enddate['year']),intval($l_recur_enddate['month']),intval($l_recur_enddate['mday']),intval($l_cal['recur_interval']));
break;
case MCAL_RECUR_YEARLY:
$this->so->set_recur_yearly(intval($l_recur_enddate['year']),intval($l_recur_enddate['month']),intval($l_recur_enddate['mday']),intval($l_cal['recur_interval']));
break;
}
if($l_participants)
{
$parts = $l_participants;
$minparts = min($l_participants);
$part = Array();
for($i=0;$i<count($parts);$i++)
{
$acct_type = $GLOBALS['phpgw']->accounts->get_type(intval($parts[$i]));
if($acct_type == 'u')
{
$part[$parts[$i]] = 1;
}
elseif($acct_type == 'g')
{
/* This pulls ALL users of a group and makes them as participants to the event */
/* I would like to turn this back into a group thing. */
$acct = CreateObject('phpgwapi.accounts',intval($parts[$i]));
$members = $acct->members(intval($parts[$i]));
unset($acct);
if($members == False)
{
continue;
}
while($member = each($members))
{
$part[$member[1]['account_id']] = 1;
}
}
}
}
else
{
$part = False;
}
if($part)
{
@reset($part);
while(list($key,$value) = each($part))
{
$this->so->add_attribute('participants','U',intval($key));
}
}
$event = $this->get_cached_event();
if(!@isset($event['participants'][$l_cal['owner']]))
{
$this->so->add_attribute('owner',$minparts);
}
else
{
$this->so->add_attribute('owner',$l_cal['owner']);
}
$this->so->add_attribute('priority',$l_cal['priority']);
$event = $this->get_cached_event();
$event['title'] = $GLOBALS['phpgw']->db->db_addslashes($event['title']);
$event['description'] = $GLOBALS['phpgw']->db->db_addslashes($event['description']);
$this->store_to_appsession($event);
$datetime_check = $this->validate_update($event);
if($datetime_check)
{
$ui->edit(
Array(
'cd' => $datetime_check,
'readsess' => 1
)
);
}
$event_ids = Array();
if($event['id'])
{
$event_ids[] = $event['id'];
}
if($event['reference'])
{
$event_ids[] = $event['reference'];
}
$overlapping_events = $this->overlap(
$this->maketime($event['start']) - $this->datetime->tz_offset,
$this->maketime($event['end']) - $this->datetime->tz_offset,
$event['participants'],
$event['owner'],
$event_ids
);
}
if($overlapping_events)
{
if($send_to_ui)
{
unset($GLOBALS['phpgw_info']['flags']['noheader']);
unset($GLOBALS['phpgw_info']['flags']['nonavbar']);
$ui->overlap($overlapping_events,$event);
$GLOBALS['phpgw_info']['flags']['nofooter'] = True;
return;
}
else
{
return $overlapping_events;
}
}
else
{
if(!$event['id'])
{
$this->so->add_entry($event);
$this->send_update(MSG_ADDED,$event['participants'],'',$this->get_cached_event());
}
else
{
$new_event = $event;
$old_event = $this->read_entry($event['id']);
$this->prepare_recipients($new_event,$old_event);
$this->so->cal->event = $event;
$this->so->add_entry($event);
}
$date = sprintf("%04d%02d%02d",$event['start']['year'],$event['start']['month'],$event['start']['mday']);
if($send_to_ui)
{
$ui->index();
}
}
}
/* Private functions */
function read_holidays()
{
$holiday = CreateObject('calendar.boholiday');
$holiday->prepare_read_holidays($this->year,$this->owner);
$this->cached_holidays = $holiday->read_holiday();
unset($holiday);
}
function maketime($time)
{
return mktime($time['hour'],$time['min'],$time['sec'],$time['month'],$time['mday'],$time['year']);
}
function can_user_edit($event)
{
$can_edit = False;
if(($event['owner'] == $this->owner) && ($this->check_perms(PHPGW_ACL_EDIT) == True))
{
if($event['public'] == False || $event['public'] == 0)
{
if($this->check_perms(PHPGW_ACL_PRIVATE) == True)
{
$can_edit = True;
}
}
else
{
$can_edit = True;
}
}
return $can_edit;
}
function fix_update_time(&$time_param)
{
if ($this->prefs['common']['timeformat'] == '12')
{
if ($time_param['ampm'] == 'pm')
{
if ($time_param['hour'] <> 12)
{
$time_param['hour'] += 12;
}
}
elseif ($time_param['ampm'] == 'am')
{
if ($time_param['hour'] == 12)
{
$time_param['hour'] -= 12;
}
}
if($time_param['hour'] > 24)
{
$time_param['hour'] -= 12;
}
}
}
function validate_update($event)
{
$error = 0;
// do a little form verifying
if (!count($event['participants']))
{
$error = 43;
}
elseif ($event['title'] == '')
{
$error = 40;
}
elseif (($this->datetime->time_valid($event['start']['hour'],$event['start']['min'],0) == False) || ($this->datetime->time_valid($event['end']['hour'],$event['end']['min'],0) == False))
{
$error = 41;
}
elseif (($this->datetime->date_valid($event['start']['year'],$event['start']['month'],$event['start']['mday']) == False) || ($this->datetime->date_valid($event['end']['year'],$event['end']['month'],$event['end']['mday']) == False) || ($this->datetime->date_compare($event['start']['year'],$event['start']['month'],$event['start']['mday'],$event['end']['year'],$event['end']['month'],$event['end']['mday']) == 1))
{
$error = 42;
}
elseif ($this->datetime->date_compare($event['start']['year'],$event['start']['month'],$event['start']['mday'],$event['end']['year'],$event['end']['month'],$event['end']['mday']) == 0)
{
if ($this->datetime->time_compare($event['start']['hour'],$event['start']['min'],0,$event['end']['hour'],$event['end']['min'],0) == 1)
{
$error = 42;
}
}
return $error;
}
function overlap($starttime,$endtime,$participants,$owner=0,$id=0)
{
$retval = Array();
$ok = False;
/* This needs some attention.. by commenting this chunk of code it will fix bug #444265 */
if($starttime == $endtime && $GLOBALS['phpgw']->common->show_date($starttime,'Hi') == 0)
{
$endtime = mktime(23,59,59,$GLOBALS['phpgw']->common->show_date($starttime,'m'),$GLOBALS['phpgw']->common->show_date($starttime,'d') + 1,$GLOBALS['phpgw']->common->show_date($starttime,'Y')) - $this->datetime->tz_offset;
}
$sql = 'AND ((('.$starttime.' <= phpgw_cal.datetime) AND ('.$endtime.' >= phpgw_cal.datetime) AND ('.$endtime.' <= phpgw_cal.edatetime)) '
. 'OR (('.$starttime.' >= phpgw_cal.datetime) AND ('.$starttime.' < phpgw_cal.edatetime) AND ('.$endtime.' >= phpgw_cal.edatetime)) '
. 'OR (('.$starttime.' <= phpgw_cal.datetime) AND ('.$endtime.' >= phpgw_cal.edatetime)) '
. 'OR (('.$starttime.' >= phpgw_cal.datetime) AND ('.$endtime.' <= phpgw_cal.edatetime))) ';
if(count($participants) > 0)
{
$p_g = '';
if(count($participants))
{
$users = Array();
while(list($user,$status) = each($participants))
{
$users[] = $user;
}
if($users)
{
$p_g .= 'phpgw_cal_user.cal_login IN ('.implode(',',$users).')';
}
}
if($p_g)
{
$sql .= ' AND (' . $p_g . ')';
}
}
if($id)
{
@reset($id);
$sql .= ' AND phpgw_cal.cal_id NOT IN ('.(count($id)==1?$id[0]:implode(',',$id)).')';
}
$sql .= ' ORDER BY phpgw_cal.datetime ASC, phpgw_cal.edatetime ASC, phpgw_cal.priority ASC';
$events = $this->so->get_event_ids(False,$sql);
if($events == False)
{
return false;
}
$db2 = $GLOBALS['phpgw']->db;
for($i=0;$i<count($events);$i++)
{
$db2->query('SELECT recur_type FROM phpgw_cal_repeats WHERE cal_id='.$events[$i],__LINE__,__FILE__);
if($db2->num_rows() == 0)
{
$retval[] = $events[$i];
$ok = True;
}
else
{
$db2->next_record();
if($db2->f('recur_type') <> MCAL_RECUR_MONTHLY_MDAY)
{
$retval[] = $events[$i];
$ok = True;
}
}
}
if($ok == True)
{
return $retval;
}
else
{
return False;
}
}
function check_perms($needed,$user=0)
{
if($user == 0)
{
return !!($this->grants[$this->owner] & $needed);
}
else
{
return !!($this->grants[intval($user)] & $needed);
}
}
function get_fullname($accountid)
{
$account_id = get_account_id($accountid);
if($GLOBALS['phpgw']->accounts->exists($account_id) == False)
{
return False;
}
$GLOBALS['phpgw']->accounts->get_account_name($account_id,$lid,$fname,$lname);
$fullname = $lid;
if($lname && $fname)
{
$fullname = $lname.', '.$fname;
}
return $fullname;
}
function display_status($user_status)
{
if(@$this->prefs['calendar']['display_status'])
{
return ' ('.$user_status.')';
}
else
{
return '';
}
}
function get_long_status($status_short)
{
switch ($status_short)
{
case 'A':
$status = lang('Accepted');
break;
case 'R':
$status = lang('Rejected');
break;
case 'T':
$status = lang('Tentative');
break;
case 'U':
$status = lang('No Response');
break;
}
return $status;
}
function is_private($event,$owner)
{
if($owner == 0)
{
$owner = $this->owner;
}
if ($owner == $GLOBALS['phpgw_info']['user']['account_id'] || ($event['public']==1) || ($this->check_perms(PHPGW_ACL_PRIVATE,$owner) && $event['public']==0))
{
return False;
}
elseif($event['public'] == 0)
{
return True;
}
elseif($event['public'] == 2)
{
$is_private = True;
$groups = $GLOBALS['phpgw']->accounts->membership($owner);
while (list($key,$group) = each($groups))
{
if (strpos(' '.implode($event['groups'],',').' ',$group['account_id']))
{
return False;
}
}
}
else
{
return False;
}
return $is_private;
}
function get_short_field($event,$is_private=True,$field='')
{
if ($is_private)
{
return 'private';
}
elseif (strlen($event[$field]) > 19)
{
return substr($event[$field], 0 , 19) . '...';
}
else
{
return $event[$field];
}
}
function get_week_label()
{
$first = $this->datetime->gmtdate($this->datetime->get_weekday_start($this->year, $this->month, $this->day));
$last = $this->datetime->gmtdate($first['raw'] + 518400);
// Week Label
$week_id = lang(strftime("%B",$first['raw'])).' '.$first['day'];
if($first['month'] <> $last['month'] && $first['year'] <> $last['year'])
{
$week_id .= ', '.$first['year'];
}
$week_id .= ' - ';
if($first['month'] <> $last['month'])
{
$week_id .= lang(strftime("%B",$last['raw'])).' ';
}
$week_id .= $last['day'].', '.$last['year'];
return $week_id;
}
function normalizeminutes(&$minutes)
{
$hour = 0;
$min = intval($minutes);
if($min >= 60)
{
$hour += $min / 60;
$min %= 60;
}
settype($minutes,'integer');
$minutes = $min;
return $hour;
}
function splittime($time,$follow_24_rule=True)
{
$temp = array('hour','minute','second','ampm');
$time = strrev($time);
$second = intval(strrev(substr($time,0,2)));
$minute = intval(strrev(substr($time,2,2)));
$hour = intval(strrev(substr($time,4)));
$hour += $this->normalizeminutes(&$minute);
$temp['second'] = $second;
$temp['minute'] = $minute;
$temp['hour'] = $hour;
$temp['ampm'] = ' ';
if($follow_24_rule == True)
{
if ($this->prefs['common']['timeformat'] == '24')
{
return $temp;
}
$temp['ampm'] = 'am';
if ((int)$temp['hour'] > 12)
{
$temp['hour'] = (int)((int)$temp['hour'] - 12);
$temp['ampm'] = 'pm';
}
elseif ((int)$temp['hour'] == 12)
{
$temp['ampm'] = 'pm';
}
}
return $temp;
}
function build_time_for_display($fixed_time)
{
$time = $this->splittime($fixed_time);
$str = $time['hour'].':'.((int)$time['minute']<=9?'0':'').$time['minute'];
if ($this->prefs['common']['timeformat'] == '12')
{
$str .= ' ' . $time['ampm'];
}
return $str;
}
function sort_event($event,$date)
{
$inserted = False;
if($this->cached_events[$date])
{
$year = substr($date,0,4);
$month = substr($date,4,2);
$day = substr($date,6,2);
if($this->debug)
{
echo "Date : ".$date." Count : ".count($this->cached_events[$date])."<br>\n";
}
for($i=0;$i<count($this->cached_events[$date]);$i++)
{
$events = $this->cached_events[$date][$i];
if($this->cached_events[$date][$i]['id'] == $event['id'] || $this->cached_events[$date][$i]['reference'] == $event['id'])
{
if($this->debug)
{
echo "Item already inserted!<br>\n";
}
$inserted = True;
break;
}
/* This puts all spanning events across multiple days up at the top. */
if($this->cached_events[$date][$i]['recur_type'] == MCAL_RECUR_NONE)
{
if($this->cached_events[$date][$i]['start']['mday'] != $day && $this->cached_events[$date][$i]['end']['mday'] >= $day)
{
continue;
}
}
if(date('Hi',mktime($event['start']['hour'],$event['start']['min'],$event['start']['sec'],$month,$day,$year)) < date('Hi',mktime($this->cached_events[$date][$i]['start']['hour'],$this->cached_events[$date][$i]['start']['min'],$this->cached_events[$date][$i]['start']['sec'],$month,$day,$year)))
{
for($j=count($this->cached_events[$date]);$j>=$i;$j--)
{
$this->cached_events[$date][$j] = $this->cached_events[$date][$j-1];
}
$inserted = True;
$this->cached_events[$date][$i] = $event;
break;
}
}
}
if(!$inserted)
{
$this->cached_events[$date][] = $event;
}
}
function check_repeating_events($datetime)
{
@reset($this->repeating_events);
$search_date_full = date('Ymd',$datetime);
$search_date_year = date('Y',$datetime);
$search_date_month = date('m',$datetime);
$search_date_day = date('d',$datetime);
$search_date_dow = date('w',$datetime);
$search_beg_day = mktime(0,0,0,$search_date_month,$search_date_day,$search_date_year);
$repeated = $this->repeating_events;
$r_events = count($repeated);
for ($i=0;$i<$r_events;$i++)
{
$rep_events = $this->repeating_events[$i];
$id = $rep_events->id;
$event_beg_day = mktime(0,0,0,$rep_events['start']['month'],$rep_events['start']['mday'],$rep_events['start']['year']);
if($rep_events['recur_enddate']['month'] != 0 && $rep_events['recur_enddate']['mday'] != 0 && $rep_events['recur_enddate']['year'] != 0)
{
$event_recur_time = $this->maketime($rep_events['recur_enddate']);
}
else
{
$event_recur_time = mktime(0,0,0,1,1,2030);
}
$end_recur_date = date('Ymd',$event_recur_time);
$full_event_date = date('Ymd',$event_beg_day);
// only repeat after the beginning, and if there is an rpt_end before the end date
if (($search_date_full > $end_recur_date) || ($search_date_full < $full_event_date))
{
continue;
}
if ($search_date_full == $full_event_date)
{
$this->sort_event($rep_events,$search_date_full);
continue;
}
else
{
$freq = $rep_events['recur_interval'];
$type = $rep_events['recur_type'];
switch($type)
{
case MCAL_RECUR_DAILY:
if (floor(($search_beg_day - $event_beg_day)/86400) % $freq)
{
continue;
}
else
{
$this->sort_event($rep_events,$search_date_full);
}
break;
case MCAL_RECUR_WEEKLY:
if (floor(($search_beg_day - $event_beg_day)/604800) % $freq)
{
continue;
}
$check = 0;
switch($search_date_dow)
{
case 0:
$check = MCAL_M_SUNDAY;
break;
case 1:
$check = MCAL_M_MONDAY;
break;
case 2:
$check = MCAL_M_TUESDAY;
break;
case 3:
$check = MCAL_M_WEDNESDAY;
break;
case 4:
$check = MCAL_M_THURSDAY;
break;
case 5:
$check = MCAL_M_FRIDAY;
break;
case 6:
$check = MCAL_M_SATURDAY;
break;
}
if ($rep_events['recur_data'] & $check)
{
$this->sort_event($rep_events,$search_date_full);
}
break;
case MCAL_RECUR_MONTHLY_WDAY:
if ((($search_date_year - $rep_events['start']['year']) * 12 + $search_date_month - $rep_events['start']['month']) % $freq)
{
continue;
}
if (($this->datetime->day_of_week($rep_events['start']['year'],$rep_events['start']['month'],$rep_events['start']['mday']) == $this->datetime->day_of_week($search_date_year,$search_date_month,$search_date_day)) &&
(ceil($rep_events['start']['mday']/7) == ceil($search_date_day/7)))
{
$this->sort_event($rep_events,$search_date_full);
}
break;
case MCAL_RECUR_MONTHLY_MDAY:
if ((($search_date_year - $rep_events['start']['year']) * 12 + $search_date_month - $rep_events['start']['month']) % $freq)
{
continue;
}
if ($search_date_day == $rep_events['start']['mday'])
{
$this->sort_event($rep_events,$search_date_full);
}
break;
case MCAL_RECUR_YEARLY:
if (($search_date_year - $rep_events['start']['year']) % $freq)
{
continue;
}
if (date('dm',$datetime) == date('dm',$event_beg_day))
{
$this->sort_event($rep_events,$search_date_full);
}
break;
}
}
} // end for loop
} // end function
function store_to_cache($params)
{
if(!is_array($params))
{
return False;
}
$syear = $params['syear'];
$smonth = $params['smonth'];
$sday = $params['sday'];
$eyear = (isset($params['eyear'])?$params['eyear']:0);
$emonth = (isset($params['emonth'])?$params['emonth']:0);
$eday = (isset($params['eday'])?$params['eday']:0);
if(!$eyear && !$emonth && !$eday)
{
$edate = mktime(23,59,59,$smonth + 1,$sday + 1,$syear);
$eyear = date('Y',$edate);
$emonth = date('m',$edate);
$eday = date('d',$edate);
}
else
{
if(!$eyear)
{
$eyear = $syear;
}
if(!$emonth)
{
$emonth = $smonth + 1;
if($emonth > 12)
{
$emonth = 1;
$eyear++;
}
}
if(!$eday)
{
$eday = $sday + 1;
}
$edate = mktime(23,59,59,$emonth,$eday,$eyear);
}
if($this->debug)
{
echo "Start Date : ".sprintf("%04d%02d%02d",$syear,$smonth,$sday)."<br>\n";
echo "End Date : ".sprintf("%04d%02d%02d",$eyear,$emonth,$eday)."<br>\n";
}
$cached_event_ids = $this->so->list_events($syear,$smonth,$sday,$eyear,$emonth,$eday);
$cached_event_ids_repeating = $this->so->list_repeated_events($syear,$smonth,$sday,$eyear,$emonth,$eday);
$c_cached_ids = count($cached_event_ids);
$c_cached_ids_repeating = count($cached_event_ids_repeating);
if($this->debug)
{
echo "events cached : $c_cached_ids : for : ".sprintf("%04d%02d%02d",$syear,$smonth,$sday)."<br>\n";
echo "repeating events cached : $c_cached_ids_repeating : for : ".sprintf("%04d%02d%02d",$syear,$smonth,$sday)."<br>\n";
}
$this->cached_events = Array();
if($c_cached_ids == 0 && $c_cached_ids_repeating == 0)
{
return;
}
$this->cached_events = Array();
if($c_cached_ids)
{
for($i=0;$i<$c_cached_ids;$i++)
{
$event = $this->so->read_entry($cached_event_ids[$i]);
$startdate = intval(date('Ymd',$this->maketime($event['start'])));
$enddate = intval(date('Ymd',$this->maketime($event['end'])));
$this->cached_events[$startdate][] = $event;
if($startdate != $enddate)
{
$start['year'] = intval(substr($startdate,0,4));
$start['month'] = intval(substr($startdate,4,2));
$start['mday'] = intval(substr($startdate,6,2));
for($j=$startdate,$k=0;$j<=$enddate;$k++,$j=intval(date('Ymd',mktime(0,0,0,$start['month'],$start['mday'] + $k,$start['year']))))
{
$c_evt_day = count($this->cached_events[$j]) - 1;
if($c_evt_day < 0)
{
$c_evt_day = 0;
}
if($this->debug)
{
echo "Date: ".$j." Count : ".$c_evt_day."<br>\n";
}
if($this->cached_events[$j][$c_evt_day]['id'] != $event['id'])
{
if($this->debug)
{
echo "Adding Event for Date: ".$j."<br>\n";
}
$this->cached_events[$j][] = $event;
}
}
}
}
}
$this->repeating_events = Array();
if($c_cached_ids_repeating)
{
for($i=0;$i<$c_cached_ids_repeating;$i++)
{
$this->repeating_events[$i] = $this->so->read_entry($cached_event_ids_repeating[$i]);
}
$edate -= $this->datetime->tz_offset;
for($date=mktime(0,0,0,$smonth,$sday,$syear) - $this->datetime->tz_offset;$date<$edate;$date += 86400)
{
$this->check_repeating_events($date);
}
}
$retval = Array();
for($j=date('Ymd',mktime(0,0,0,$smonth,$sday,$syear)),$k=0;$j<=date('Ymd',mktime(0,0,0,$emonth,$eday,$eyear));$k++,$j=date('Ymd',mktime(0,0,0,$smonth,$sday + $k,$syear)))
{
if(is_array($this->cached_events[$j]))
{
$retval[$j] = $this->cached_events[$j];
}
}
return $retval;
// return $this->cached_events;
}
/* Begin Appsession Data */
function store_to_appsession($event)
{
$GLOBALS['phpgw']->session->appsession('entry','calendar',$event);
}
function restore_from_appsession()
{
$this->event_init();
$event = $GLOBALS['phpgw']->session->appsession('entry','calendar');
$this->so->cal->event = $event;
return $event;
}
/* End Appsession Data */
/* Begin of SO functions */
function get_cached_event()
{
return $this->so->get_cached_event();
}
function add_attribute($var,$value)
{
$this->so->add_attribute($var,$value);
}
function event_init()
{
$this->so->event_init();
}
function set_start($year,$month,$day=0,$hour=0,$min=0,$sec=0)
{
$this->so->set_start($year,$month,$day,$hour,$min,$sec);
}
function set_end($year,$month,$day=0,$hour=0,$min=0,$sec=0)
{
$this->so->set_end($year,$month,$day,$hour,$min,$sec);
}
function set_title($title='')
{
$this->so->set_title($title);
}
function set_description($description='')
{
$this->so->set_description($description);
}
function set_class($class)
{
$this->so->set_class($class);
}
function set_category($category='')
{
$this->so->set_category($category);
}
function set_alarm($alarm)
{
$this->so->set_alarm($alarm);
}
function set_recur_none()
{
$this->so->set_recur_none();
}
function set_recur_daily($year,$month,$day,$interval)
{
$this->so->set_recur_daily($year,$month,$day,$interval);
}
function set_recur_weekly($year,$month,$day,$interval,$weekdays)
{
$this->so->set_recur_weekly($year,$month,$day,$interval,$weekdays);
}
function set_recur_monthly_mday($year,$month,$day,$interval)
{
$this->so->set_recur_monthly_mday($year,$month,$day,$interval);
}
function set_recur_monthly_wday($year,$month,$day,$interval)
{
$this->so->set_recur_monthly_wday($year,$month,$day,$interval);
}
function set_recur_yearly($year,$month,$day,$interval)
{
$this->so->set_recur_yearly($year,$month,$day,$interval);
}
/* End of SO functions */
function prepare_matrix($interval,$increment,$part,$status,$fulldate)
{
for($h=0;$h<24;$h++)
{
for($m=0;$m<$interval;$m++)
{
$index = (($h * 10000) + (($m * $increment) * 100));
$time_slice[$index]['marker'] = '&nbsp';
$time_slice[$index]['description'] = '';
}
}
for($k=0;$k<count($this->cached_events[$fulldate]);$k++)
{
$event = $this->cached_events[$fulldate][$k];
$eventstart = $this->datetime->localdates($event->datetime);
$eventend = $this->datetime->localdates($event->edatetime);
$start = ($eventstart['hour'] * 10000) + ($eventstart['minute'] * 100);
$starttemp = $this->splittime("$start",False);
$subminute = 0;
for($m=0;$m<$interval;$m++)
{
$minutes = $increment * $m;
if(intval($starttemp['minute']) > $minutes && intval($starttemp['minute']) < ($minutes + $increment))
{
$subminute = ($starttemp['minute'] - $minutes) * 100;
}
}
$start -= $subminute;
$end = ($eventend['hour'] * 10000) + ($eventend['minute'] * 100);
$endtemp = $this->splittime("$end",False);
$addminute = 0;
for($m=0;$m<$interval;$m++)
{
$minutes = ($increment * $m);
if($endtemp['minute'] < ($minutes + $increment) && $endtemp['minute'] > $minutes)
{
$addminute = ($minutes + $increment - $endtemp['minute']) * 100;
}
}
$end += $addminute;
$starttemp = $this->splittime("$start",False);
$endtemp = $this->splittime("$end",False);
// Do not display All-Day events in this free/busy time
if((($starttemp['hour'] == 0) && ($starttemp['minute'] == 0)) && (($endtemp['hour'] == 23) && ($endtemp['minute'] == 59)))
{
}
else
{
for($h=$starttemp['hour'];$h<=$endtemp['hour'];$h++)
{
$startminute = 0;
$endminute = $interval;
$hour = $h * 10000;
if($h == intval($starttemp['hour']))
{
$startminute = ($starttemp['minute'] / $increment);
}
if($h == intval($endtemp['hour']))
{
$endminute = ($endtemp['minute'] / $increment);
}
$private = $this->is_private($event,$part);
$time_display = $GLOBALS['phpgw']->common->show_date($eventstart['raw'],$this->users_timeformat).'-'.$GLOBALS['phpgw']->common->show_date($eventend['raw'],$this->users_timeformat);
$time_description = '('.$time_display.') '.$this->get_short_field($event,$private,'title').$this->display_status($event['participants'][$part]);
for($m=$startminute;$m<=$endminute;$m++)
{
$index = ($hour + (($m * $increment) * 100));
$time_slice[$index]['marker'] = '-';
$time_slice[$index]['description'] = $time_description;
}
}
}
}
return $time_slice;
}
function set_status($cal_id,$status)
{
$old_event = $this->so->read_entry($cal_id);
switch($status)
{
case REJECTED:
$this->send_update(MSG_REJECTED,$old_event['participants'],$old_event);
$this->so->set_status($cal_id,$status);
break;
case TENTATIVE:
$this->send_update(MSG_TENTATIVE,$old_event['participants'],$old_event);
$this->so->set_status($cal_id,$status);
break;
case ACCEPTED:
$this->send_update(MSG_ACCEPTED,$old_event['participants'],$old_event);
$this->so->set_status($cal_id,$status);
break;
}
return True;
}
function send_update($msg_type,$participants,$old_event=False,$new_event=False)
{
$db = $GLOBALS['phpgw']->db;
$db->query("SELECT app_version FROM phpgw_applications WHERE app_name='calendar'",__LINE__,__FILE__);
$db->next_record();
$version = $db->f('app_version');
unset($db);
$GLOBALS['phpgw_info']['user']['preferences'] = $GLOBALS['phpgw']->common->create_emailpreferences($GLOBALS['phpgw_info']['user']['preferences']);
$sender = $GLOBALS['phpgw_info']['user']['preferences']['email']['address'];
$temp_tz_offset = $this->prefs['common']['tz_offset'];
$temp_timeformat = $this->prefs['common']['timeformat'];
$temp_dateformat = $this->prefs['common']['dateformat'];
$tz_offset = ((60 * 60) * intval($temp_tz_offset));
if($old_event != False)
{
$t_old_start_time = $this->maketime($old_event['start']);
if($t_old_start_time < (time() - 86400))
{
return False;
}
}
$temp_user = $GLOBALS['phpgw_info']['user'];
if($this->owner != $temp_user['account_id'])
{
$user = $this->owner;
$accounts = CreateObject('phpgwapi.accounts',$user);
$phpgw_info['user'] = $accounts->read_repository();
$pref = CreateObject('phpgwapi.preferences',$user);
$GLOBALS['phpgw_info']['user']['preferences'] = $pref->read_repository();
}
else
{
$user = $GLOBALS['phpgw_info']['user']['account_id'];
}
$GLOBALS['phpgw_info']['user']['preferences'] = $GLOBALS['phpgw']->common->create_emailpreferences($GLOBALS['phpgw_info']['user']['preferences'],$user);
switch($msg_type)
{
case MSG_DELETED:
$action = 'Deleted';
$event_id = $old_event['id'];
$msgtype = '"calendar";';
break;
case MSG_MODIFIED:
$action = 'Modified';
$event_id = $old_event['id'];
$msgtype = '"calendar"; Version="'.$version.'"; Id="'.$new_event['id'].'"';
break;
case MSG_ADDED:
$action = 'Added';
$event_id = $new_event['id'];
$msgtype = '"calendar"; Version="'.$version.'"; Id="'.$new_event['id'].'"';
break;
case MSG_REJECTED:
$action = 'Rejected';
$event_id = $old_event['id'];
$msgtype = '"calendar";';
break;
case MSG_TENTATIVE:
$action = 'Tentative';
$event_id = $old_event['id'];
$msgtype = '"calendar";';
break;
case MSG_ACCEPTED:
$action = 'Accepted';
$event_id = $old_event['id'];
$msgtype = '"calendar";';
break;
}
if($old_event != False)
{
$old_event_datetime = $t_old_start_time - $this->datetime->tz_offset;
}
if($new_event != False)
{
$new_event_datetime = $this->maketime($new_event['start']) - $this->datetime->tz_offset;
}
while(list($userid,$statusid) = each($participants))
{
if((intval($userid) != $GLOBALS['phpgw_info']['user']['account_id']) &&
(
(
($msg_type == MSG_REJECTED || $msg_type == MSG_TENTATIVE || $msg_type == MSG_ACCEPTED) &&
($old_event['owner'] == $userid)
) ||
($msg_type == MSG_DELETED || $msg_type == MSG_MODIFIED || $msg_type == MSG_ADDED)
)
)
{
if($this->debug)
{
echo "Msg Type = ".$msg_type."<br>\n";
echo "userid = ".$userid."<br>\n";
}
if(!is_object($send))
{
$send = CreateObject('phpgwapi.send');
}
$preferences = CreateObject('phpgwapi.preferences',intval($userid));
$part_prefs = $preferences->read_repository();
if(!isset($part_prefs['calendar']['send_updates']) || !$part_prefs['calendar']['send_updates'])
{
continue;
}
$part_prefs = $GLOBALS['phpgw']->common->create_emailpreferences($part_prefs,intval($userid));
$to = $part_prefs['email']['address'];
if($this->debug)
{
echo "Email being sent to: ".$to."<br>\n";
}
$GLOBALS['phpgw_info']['user']['preferences']['common']['tz_offset'] = $part_prefs['common']['tz_offset'];
$GLOBALS['phpgw_info']['user']['preferences']['common']['timeformat'] = $part_prefs['common']['timeformat'];
$GLOBALS['phpgw_info']['user']['preferences']['common']['dateformat'] = $part_prefs['common']['dateformat'];
$new_tz_offset = ((60 * 60) * intval($GLOBALS['phpgw_info']['user']['preferences']['common']['tz_offset']));
if($old_event != False)
{
$old_event_date = $GLOBALS['phpgw']->common->show_date($old_event_datetime);
}
if($new_event != False)
{
$new_event_date = $GLOBALS['phpgw']->common->show_date($new_event_datetime);
}
switch($msg_type)
{
case MSG_DELETED:
$action_date = $old_event_date;
$body = 'Your meeting scehduled for '.$old_event_date.' has been canceled';
break;
case MSG_MODIFIED:
$action_date = $new_event_date;
$body = 'Your meeting that had been scheduled for '.$old_event_date.' has been rescheduled to '.$new_event_date;
break;
case MSG_ADDED:
$action_date = $new_event_date;
$body = 'You have a meeting scheduled for '.$new_event_date;
break;
case MSG_REJECTED:
case MSG_TENTATIVE:
case MSG_ACCEPTED:
$action_date = $old_event_date;
$body = 'On '.$GLOBALS['phpgw']->common->show_date(time() - $new_tz_offset).' '.$GLOBALS['phpgw']->common->grab_owner_name($GLOBALS['phpgw_info']['user']['account_id']).' '.$action.' your meeting request for '.$old_event_date;
break;
}
$subject = 'Calendar Event ('.$action.') #'.$event_id.': '.$action_date.' (L)';
$returncode = $send->msg('email',$to,$subject,$body,$msgtype,'','','',$sender);
}
}
unset($send);
if((is_int($this->user) && $this->user != $temp_user['account_id']) ||
(is_string($this->user) && $this->user != $temp_user['account_lid']))
{
$GLOBALS['phpgw_info']['user'] = $temp_user;
}
$GLOBALS['phpgw_info']['user']['preferences']['common']['tz_offset'] = $temp_tz_offset;
$GLOBALS['phpgw_info']['user']['preferences']['common']['timeformat'] = $temp_timeformat;
$GLOBALS['phpgw_info']['user']['preferences']['common']['dateformat'] = $temp_dateformat;
}
function get_alarms($event_id)
{
return $this->so->get_alarm($event_id);
}
function alarm_today($event,$today,$starttime)
{
$found = False;
@reset($event['alarm']);
$starttime_hi = $GLOBALS['phpgw']->common->show_date($starttime,'Hi');
$t_appt['month'] =$GLOBALS['phpgw']->common->show_date($today,'m');
$t_appt['mday'] = $GLOBALS['phpgw']->common->show_date($today,'d');
$t_appt['year'] = $GLOBALS['phpgw']->common->show_date($today,'Y');
$t_appt['hour'] = $GLOBALS['phpgw']->common->show_date($starttime,'H');
$t_appt['min'] = $GLOBALS['phpgw']->common->show_date($starttime,'i');
$t_appt['sec'] = 0;
$t_time = $this->maketime($t_appt) - $this->datetime->tz_offset;
$y_time = $t_time - 86400;
$tt_time = $t_time + 86399;
//echo 'T_TIME : '.$t_time."<br>\n";
//echo 'Y_TIME : '.$y_time."<br>\n";
//echo 'TT_TIME : '.$tt_time."<br>\n";
while(list($key,$alarm) = each($event['alarm']))
{
//echo 'TIME : '.$alarm['time']."<br>\n";
if($event['recur_type'] != MCAL_RECUR_NONE) /* Recurring Event */
{
if($alarm['time'] > $y_time && $GLOBALS['phpgw']->common->show_date($alarm['time'],'Hi') < $starttime_hi && $alarm['time'] < $t_time)
{
$found = True;
}
}
elseif($GLOBALS['phpgw']->common->show_date($alarm['time'],'Hi') < $starttime_hi)
{
$found = True;
}
}
return $found;
}
function prepare_recipients(&$new_event,$old_event)
{
// Find modified and deleted users.....
while(list($old_userid,$old_status) = each($old_event['participants']))
{
if(isset($new_event['participants'][$old_userid]))
{
if($this->debug)
{
echo "Modifying event for user ".$old_userid."<br>\n";
}
$this->modified[intval($old_userid)] = $new_status;
}
else
{
if($this->debug)
{
echo "Deleting user ".$old_userid." from the event<br>\n";
}
$this->deleted[intval($old_userid)] = $old_status;
}
}
// Find new users.....
while(list($new_userid,$new_status) = each($new_event['participants']))
{
if(!isset($old_event['participants'][$new_userid]))
{
if($this->debug)
{
echo "Adding event for user ".$new_userid."<br>\n";
}
$this->added[$new_userid] = 'U';
$new_event['participants'][$new_userid] = 'U';
}
}
if(count($this->added) > 0 || count($this->modified) > 0 || count($this->deleted) > 0)
{
if(count($this->added) > 0)
{
$this->send_update(MSG_ADDED,$this->added,'',$new_event);
}
if(count($this->modified) > 0)
{
$this->send_update(MSG_MODIFIED,$this->modified,$old_event,$new_event);
}
if(count($this->deleted) > 0)
{
$this->send_update(MSG_DELETED,$this->deleted,$old_event);
}
}
}
function remove_doubles_in_cache($firstday,$lastday)
{
$already_moved = Array();
for($v=$firstday;$v<=$lastday;$v++)
{
if (!$this->cached_events[$v])
{
continue;
}
while (list($g,$event) = each($this->cached_events[$v]))
{
$start = sprintf('%04d%02d%02d',$event['start']['year'],$event['start']['month'],$event['start']['mday']);
if($this->debug)
{
echo "<p>Event:<br>"; print_r($event); echo "</p>";
echo "<p>start='$start', v='$v' ";
}
// if ($start != $v && $event['recur_type'] == MCAL_RECUR_NONE) // this is an enddate-entry --> remove it
if ($start != $v) // this is an enddate-entry --> remove it
{
unset($this->cached_events[$v][$g]);
if($g != count($this->cached_events[$v]))
{
for($h=$g + 1;$h<$c_daily;$h++)
{
$this->cached_events[$v][$h - 1] = $this->cached_events[$v][$h];
}
unset($this->cached_events[$v][$h]);
}
// if ($start < $firstday && $event['recur_type'] == MCAL_RECUR_NONE) // start before period --> move it to the beginning
if ($start < $firstday) // start before period --> move it to the beginning
{
if($already_moved[$event['id']] > 0)
{
continue;
}
$add_event = True;
$c_events = count($this->cached_events[$firstday]);
for($i=0;$i<$c_events;$i++)
{
$add_event = ($this->cached_events[$firstday][$i]['id'] == $event['id']?False:$add_event);
}
if($add_event)
{
$this->cached_events[$firstday][] = $event;
$already_moved[$event['id']] = 1;
if($this->debug)
{
echo "moved</p>\n";
}
}
else
{
$already_moved[$event['id']] = 2;
if($this->debug)
{
echo "removed (not moved)</p>\n";
}
}
}
elseif($this->debug)
{
echo "removed</p>\n";
}
}
elseif($this->debug)
{
echo "ok</p>\n";
}
}
flush();
}
}
function _debug_array($data)
{
echo '<br>UI:';
_debug_array($data);
}
}
?>
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