forked from extern/egroupware
bdc3456ed6
- added cal_ prefix to phpgw_cal - hol_ prefix to phpgw_cal_holidays - renamed cal_login=>cal_user_id,cal_type=>cal_user_type in phpgw_cal_user
746 lines
22 KiB
PHP
Executable File
746 lines
22 KiB
PHP
Executable File
<?php
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/**************************************************************************\
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* eGroupWare - Calendar *
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* http://www.eGroupWare.org *
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* Maintained and further developed by RalfBecker@outdoor-training.de *
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* Based on Webcalendar by Craig Knudsen <cknudsen@radix.net> *
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* http://www.radix.net/~cknudsen *
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* Originaly modified by Mark Peters <skeeter@phpgroupware.org> *
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* -------------------------------------------- *
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* This program is free software; you can redistribute it and/or modify it *
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* under the terms of the GNU General Public License as published by the *
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* Free Software Foundation; either version 2 of the License, or (at your *
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* option) any later version. *
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\**************************************************************************/
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/* $Id$ */
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if (@$GLOBALS['phpgw_info']['flags']['included_classes']['socalendar_'])
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{
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return;
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}
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$GLOBALS['phpgw_info']['flags']['included_classes']['socalendar_'] = True;
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class socalendar_ extends socalendar__
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{
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var $deleted_events = Array();
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var $cal_event;
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var $today = Array('raw','day','month','year','full','dow','dm','bd');
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function socalendar_()
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{
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$this->socalendar__();
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if (!is_object($GLOBALS['phpgw']->asyncservice))
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{
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$GLOBALS['phpgw']->asyncservice = CreateObject('phpgwapi.asyncservice');
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}
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$this->async = &$GLOBALS['phpgw']->asyncservice;
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$this->table = 'phpgw_cal';
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$this->all_tables = array(
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'table' => $this->table,
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'user_table' => ($this->user_table = $this->table.'_user'),
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'recur_table' => ($this->recur_table = $this->table.'_repeats'),
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'extra_table' => ($this->extra_table = $this->table.'_extra'),
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);
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$this->db = $GLOBALS['phpgw']->db;
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$this->db->set_app('calendar');
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$this->stream = &$this->db; // legacy support
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}
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function open($calendar='',$user='',$passwd='',$options='')
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{
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if($user=='')
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{
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$this->user = $GLOBALS['phpgw_info']['user']['account_id'];
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}
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elseif(is_int($user))
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{
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$this->user = $user;
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}
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elseif(is_string($user))
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{
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$this->user = $GLOBALS['phpgw']->accounts->name2id($user);
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}
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return $this->db;
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}
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function popen($calendar='',$user='',$passwd='',$options='')
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{
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return $this->open($calendar,$user,$passwd,$options);
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}
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function reopen($calendar,$options='')
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{
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return $this->db;
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}
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function close($options='')
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{
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return True;
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}
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function create_calendar($calendar='')
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{
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return $calendar;
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}
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function rename_calendar($old_name='',$new_name='')
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{
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return $new_name;
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}
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function delete_calendar($calendar='')
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{
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$this->db->select($this->table,'cal_id',array('cal_owner' => $calendar),__LINE__,__FILE__);
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if($this->db->num_rows())
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{
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while($this->db->next_record())
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{
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$this->delete_event((int)$this->db->f('cal_id'));
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}
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$this->expunge();
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}
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$this->db->lock(array($this->user_table));
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$this->db->delete($this->user_table,array('cal_user_id' => $calendar),__LINE__,__FILE__);
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$this->db->unlock();
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return $calendar;
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}
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/*!
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@function read_alarms
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@abstract read the alarms of a calendar-event specified by $cal_id
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@returns array of alarms with alarm-id as key
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@note the alarm-id is a string of 'cal:'.$cal_id.':'.$alarm_nr, it is used as the job-id too
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*/
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function read_alarms($cal_id)
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{
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$alarms = array();
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if ($jobs = $this->async->read('cal:'.(int)$cal_id.':%'))
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{
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foreach($jobs as $id => $job)
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{
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$alarm = $job['data']; // text, enabled
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$alarm['id'] = $id;
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$alarm['time'] = $job['next'];
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$alarms[$id] = $alarm;
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}
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}
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return $alarms;
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}
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/*!
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@function read_alarm
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@abstract read a single alarm specified by it's $id
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@returns array with data of the alarm
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@note the alarm-id is a string of 'cal:'.$cal_id.':'.$alarm_nr, it is used as the job-id too
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*/
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function read_alarm($id)
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{
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if (!($jobs = $this->async->read($id)))
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{
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return False;
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}
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list($id,$job) = each($jobs);
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$alarm = $job['data']; // text, enabled
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$alarm['id'] = $id;
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$alarm['time'] = $job['next'];
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//echo "<p>read_alarm('$id')="; print_r($alarm); echo "</p>\n";
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return $alarm;
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}
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/*!
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@function save_alarm
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@abstract saves a new or updated alarm
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@syntax save_alarm($cal_id,$alarm,$id=False)
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@param $cal_id Id of the calendar-entry
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@param $alarm array with fields: text, owner, enabled, ..
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@returns the id of the alarm
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*/
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function save_alarm($cal_id,$alarm)
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{
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//echo "<p>save_alarm(cal_id=$cal_id, alarm="; print_r($alarm); echo ")</p>\n";
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if (!($id = $alarm['id']))
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{
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$alarms = $this->read_alarms($cal_id); // find a free alarm#
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$n = count($alarms);
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do
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{
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$id = 'cal:'.(int)$cal_id.':'.$n;
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++$n;
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}
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while (@isset($alarms[$id]));
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}
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else
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{
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$this->async->cancel_timer($id);
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}
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$alarm['cal_id'] = $cal_id; // we need the back-reference
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$alarm['time'] -= $GLOBALS['phpgw']->datetime->tz_offset; // time should be stored in server timezone
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if (!$this->async->set_timer($alarm['time'],$id,'calendar.bocalendar.send_alarm',$alarm))
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{
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return False;
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}
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return $id;
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}
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/*!
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@function delete_alarms($cal_id)
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@abstract delete all alarms of a calendar-entry
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@returns the number of alarms deleted
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*/
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function delete_alarms($cal_id)
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{
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$alarms = $this->read_alarms($cal_id);
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foreach($alarms as $id => $alarm)
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{
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$this->async->cancel_timer($id);
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}
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return count($alarms);
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}
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/*!
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@function delete_alarm($id)
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@abstract delete one alarms identified by its id
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@returns the number of alarms deleted
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*/
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function delete_alarm($id)
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{
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return $this->async->cancel_timer($id);
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}
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function fetch_event($event_id,$options='')
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{
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if(!isset($this->db))
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{
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return False;
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}
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$this->db->lock($this->all_tables);
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$this->db->select($this->table,'*',array('cal_id'=>$event_id),__LINE__,__FILE__);
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if($this->db->num_rows() > 0)
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{
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$this->event_init();
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$this->db->next_record();
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// Load the calendar event data from the db into $event structure
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// Use http://www.php.net/manual/en/function.mcal-fetch-event.php as the reference
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$this->add_attribute('owner',(int)$this->db->f('cal_owner'));
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$this->add_attribute('id',(int)$this->db->f('cal_id'));
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$this->set_class((int)$this->db->f('cal_public'));
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$this->set_category($this->db->f('cal_category'));
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$this->set_title(stripslashes($GLOBALS['phpgw']->strip_html($this->db->f('cal_title'))));
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$this->set_description(stripslashes($GLOBALS['phpgw']->strip_html($this->db->f('cal_description'))));
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$this->add_attribute('uid',$GLOBALS['phpgw']->strip_html($this->db->f('cal_uid')));
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$this->add_attribute('location',stripslashes($GLOBALS['phpgw']->strip_html($this->db->f('cal_location'))));
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$this->add_attribute('reference',(int)$this->db->f('cal_reference'));
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// This is the preferred method once everything is normalized...
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//$this->event->alarm = (int)$this->db->f('alarm');
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// But until then, do it this way...
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//Legacy Support (New)
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$datetime = $GLOBALS['phpgw']->datetime->localdates($this->db->f('cal_starttime'));
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$this->set_start($datetime['year'],$datetime['month'],$datetime['day'],$datetime['hour'],$datetime['minute'],$datetime['second']);
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$datetime = $GLOBALS['phpgw']->datetime->localdates($this->db->f('cal_modified'));
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$this->set_date('modtime',$datetime['year'],$datetime['month'],$datetime['day'],$datetime['hour'],$datetime['minute'],$datetime['second']);
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$datetime = $GLOBALS['phpgw']->datetime->localdates($this->db->f('cal_endtime'));
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$this->set_end($datetime['year'],$datetime['month'],$datetime['day'],$datetime['hour'],$datetime['minute'],$datetime['second']);
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//Legacy Support
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$this->add_attribute('priority',(int)$this->db->f('cal_priority'));
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if($this->db->f('cal_group') || $this->db->f('cal_groups') != 'NULL')
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{
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for($j=1;$j<count($groups) - 1;$j++)
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{
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$this->add_attribute('groups',$groups[$j],$j-1);
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}
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}
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$this->db->select($this->recur_table,'*',array('cal_id'=>$event_id),__LINE__,__FILE__);
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if($this->db->num_rows())
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{
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$this->db->next_record();
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$this->add_attribute('recur_type',(int)$this->db->f('recur_type'));
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$this->add_attribute('recur_interval',(int)$this->db->f('recur_interval'));
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$enddate = $this->db->f('recur_enddate');
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if($enddate != 0 && $enddate != Null)
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{
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$datetime = $GLOBALS['phpgw']->datetime->localdates($enddate);
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$this->add_attribute('recur_enddate',$datetime['year'],'year');
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$this->add_attribute('recur_enddate',$datetime['month'],'month');
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$this->add_attribute('recur_enddate',$datetime['day'],'mday');
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$this->add_attribute('recur_enddate',$datetime['hour'],'hour');
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$this->add_attribute('recur_enddate',$datetime['minute'],'min');
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$this->add_attribute('recur_enddate',$datetime['second'],'sec');
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}
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else
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{
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$this->add_attribute('recur_enddate',0,'year');
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$this->add_attribute('recur_enddate',0,'month');
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$this->add_attribute('recur_enddate',0,'mday');
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$this->add_attribute('recur_enddate',0,'hour');
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$this->add_attribute('recur_enddate',0,'min');
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$this->add_attribute('recur_enddate',0,'sec');
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}
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$this->add_attribute('recur_enddate',0,'alarm');
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if($this->debug)
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{
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echo 'Event ID#'.$this->event['id'].' : Enddate = '.$enddate."<br>\n";
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}
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$this->add_attribute('recur_data',$this->db->f('recur_data'));
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$exception_list = $this->db->f('recur_exception');
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$exceptions = Array();
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if(strpos(' '.$exception_list,','))
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{
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$exceptions = explode(',',$exception_list);
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}
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elseif($exception_list != '')
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{
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$exceptions[]= $exception_list;
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}
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$this->add_attribute('recur_exception',$exceptions);
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}
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//Legacy Support
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$this->db->select($this->user_table,'*',array('cal_id'=>$event_id),__LINE__,__FILE__);
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if($this->db->num_rows())
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{
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while($this->db->next_record())
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{
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if((int)$this->db->f('cal_user_id') == (int)$this->user)
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{
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$this->add_attribute('users_status',$this->db->f('cal_status'));
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}
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$this->add_attribute('participants',$this->db->f('cal_status'),(int)$this->db->f('cal_user_id'));
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}
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}
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// Custom fields
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$this->db->select($this->extra_table,'*',array('cal_id'=>$event_id),__LINE__,__FILE__);
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if($this->db->num_rows())
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{
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while($this->db->next_record())
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{
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$this->add_attribute('#'.$this->db->f('cal_extra_name'),$this->db->f('cal_extra_value'));
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}
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}
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}
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else
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{
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$this->event = False;
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}
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$this->db->unlock();
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if ($this->event)
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{
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$this->event['alarm'] = $this->read_alarms($event_id);
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if($this->event['reference'])
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{
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$this->event['alarm'] += $this->read_alarms($event_id);
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}
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}
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return $this->event;
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}
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function list_events($startYear,$startMonth,$startDay,$endYear=0,$endMonth=0,$endDay=0,$extra='',$tz_offset=0,$owner_id=0)
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{
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if(!isset($this->db))
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{
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return False;
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}
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$user_where = " AND ($this->user_table.cal_user_id IN (";
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if(is_array($owner_id) && count($owner_id))
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{
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array_walk($owner_id,create_function('$key,&$val','$val = (int) $val;'));
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$user_where .= implode(',',$owner_id);
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}
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else
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{
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$user_where .= (int)$this->user;
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}
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/* why ???
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$member_groups = $GLOBALS['phpgw']->accounts->membership($this->user);
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@reset($member_groups);
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while($member_groups != False && list($key,$group_info) = each($member_groups))
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{
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$member[] = $group_info['account_id'];
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}
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@reset($member);
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// $user_where .= ','.implode(',',$member);
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*/
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$user_where .= ')) ';
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if($this->debug)
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{
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echo '<!-- '.$user_where.' -->'."\n";
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}
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$datetime = mktime(0,0,0,$startMonth,$startDay,$startYear) - $tz_offset;
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$startDate = "AND ( ( ($this->table.cal_starttime >= $datetime) ";
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$enddate = '';
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if($endYear != 0 && $endMonth != 0 && $endDay != 0)
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{
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$edatetime = mktime(23,59,59,(int)$endMonth,(int)$endDay,(int)$endYear) - $tz_offset;
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$endDate .= "AND ($this->table.cal_endtime <= $edatetime) ) "
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. "OR ( ($this->table.cal_starttime <= $datetime) "
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. "AND ($this->table.cal_endtime >= $edatetime) ) "
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. "OR ( ($this->table.cal_starttime >= $datetime) "
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. "AND ($this->table.cal_starttime <= $edatetime) "
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. "AND ($this->table.cal_endtime >= $edatetime) ) "
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. "OR ( ($this->table.cal_starttime <= $datetime) "
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. "AND ($this->table.cal_endtime >= $datetime) "
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. "AND ($this->table.cal_endtime <= $edatetime) ";
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}
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$endDate .= ') ) ';
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$order_by = "ORDER BY $this->table.cal_starttime ASC, $this->table.cal_endtime ASC, $this->table.cal_priority ASC";
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if($this->debug)
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{
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echo "SQL : ".$user_where.$startDate.$endDate.$extra."<br>\n";
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}
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return $this->get_event_ids(False,$user_where.$startDate.$endDate.$extra.$order_by);
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}
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function append_event()
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{
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$this->save_event($this->event);
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$this->send_update(MSG_ADDED,$this->event->participants,'',$this->event);
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return $this->event['id'];
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}
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function store_event()
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{
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return $this->save_event($this->event);
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}
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function delete_event($event_id)
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{
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$this->deleted_events[] = $event_id;
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}
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function snooze($event_id)
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{
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//Turn off an alarm for an event
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//Returns true.
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}
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function list_alarms($begin_year='',$begin_month='',$begin_day='',$end_year='',$end_month='',$end_day='')
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{
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//Return a list of events that has an alarm triggered at the given datetime
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//Returns an array of event ID's
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}
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// The function definition doesn't look correct...
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// Need more information for this function
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function next_recurrence($weekstart,$next)
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{
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// return next_recurrence (int stream, int weekstart, array next);
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}
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function expunge()
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{
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if(count($this->deleted_events) <= 0)
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{
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return 1;
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}
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$this_event = $this->event;
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$this->db->lock($this->all_tables);
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foreach($this->deleted_events as $cal_id)
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{
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foreach ($this->all_tables as $table)
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{
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$this->db->delete($table,array('cal_id'=>$cal_id),__LINE__,__FILE__);
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}
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}
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$this->db->unlock();
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foreach($this->deleted_events as $cal_id)
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{
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$this->delete_alarms($cal_id);
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}
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$this->deleted_events = array();
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$this->event = $this_event;
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return 1;
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}
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/***************** Local functions for SQL based Calendar *****************/
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function get_event_ids($search_repeats=False,$extra='',$search_extra=False)
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{
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$from = $where = ' ';
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if($search_repeats)
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{
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$from = ",$this->recur_table ";
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$where = "AND ($this->recur_table.cal_id = $this->table.cal_id) ";
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}
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if($search_extra)
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{
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$from .= "LEFT JOIN $this->extra_table ON $this->extra_table.cal_id = $this->table.cal_id ";
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}
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$sql = "SELECT DISTINCT $this->table.cal_id,$this->table.cal_starttime,$this->table.cal_endtime,$this->table.cal_priority".
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" FROM $this->user_table,$this->table$from".
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" WHERE ($this->user_table.cal_id=$this->table.cal_id) $where $extra";
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if($this->debug)
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{
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echo "FULL SQL : ".$sql."<br>\n";
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}
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$this->db->query($sql,__LINE__,__FILE__);
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$retval = Array();
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if($this->db->num_rows() == 0)
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{
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if($this->debug)
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{
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echo "No records found!<br>\n";
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}
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return $retval;
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}
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while($this->db->next_record())
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{
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$retval[] = (int)$this->db->f('cal_id');
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}
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if($this->debug)
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{
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echo "Records found!<br>\n";
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}
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return $retval;
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}
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function generate_uid($event)
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{
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if (!$event['id']) return False; // we need the id !!!
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$suffix = $GLOBALS['phpgw_info']['server']['hostname'] ? $GLOBALS['phpgw_info']['server']['hostname'] : 'local';
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$prefix = 'cal-'.$event['id'].'-'.$GLOBALS['phpgw_info']['server']['install_id'];
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return $prefix . '@' . $suffix;
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}
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function save_event(&$event)
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{
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$this->db->lock($this->all_tables);
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if($event['id'] == 0)
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{
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$this->db->insert($this->table,array(
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'cal_uid' => '*new*',
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'cal_title' => $event['title'],
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'cal_owner' => $event['owner'],
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'cal_priority' => $event['priority'],
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'cal_public' => $event['public'],
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'cal_category' => $event['category']
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),False,__LINE__,__FILE__);
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$event['id'] = $this->db->get_last_insert_id($this->table,'cal_id');
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}
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// new event or new created referencing event
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if (!$event['uid'] || $event['reference'] && strstr($event['uid'],'cal-'.$event['reference'].'-'))
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{
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$event['uid'] = $this->generate_uid($event);
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}
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$this->db->update($this->table,array(
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'cal_uid' => $event['uid'],
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'cal_owner' => $event['owner'],
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'cal_starttime' => $this->maketime($event['start']) - $GLOBALS['phpgw']->datetime->tz_offset,
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'cal_modified' => time() - $GLOBALS['phpgw']->datetime->tz_offset,
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'cal_endtime' => $this->maketime($event['end']) - $GLOBALS['phpgw']->datetime->tz_offset,
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'cal_priority' => $event['priority'],
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'cal_category' => $event['category'],
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'cal_type' => $event['recur_type'] != MCAL_RECUR_NONE ? 'M' : 'E',
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'cal_public' => $event['public'],
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'cal_title' => $event['title'],
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'cal_description'=> $event['description'],
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'cal_location' => $event['location'],
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'cal_groups' => count($event['groups']) ? ','.implode(',',$event['groups']).',' : '',
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'cal_reference' => $event['reference'],
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),array('cal_id' => $event['id']),__LINE__,__FILE__);
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$this->db->delete($this->user_table,array('cal_id' => $event['id']),__LINE__,__FILE__);
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foreach($event['participants'] as $uid => $status)
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{
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$this->db->insert($this->user_table,array(
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'cal_id' => $event['id'],
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'cal_user_id' => $uid,
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'cal_status' => (int)$uid == $event['owner'] ? 'A' : $status,
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),False,__LINE__,__FILE__);
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}
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if($event['recur_type'] != MCAL_RECUR_NONE)
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{
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$this->db->insert($this->recur_table,array(
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'recure_type' => $event['recur_type'],
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'recure_enddate' => $event['recur_enddate']['month'] != 0 && $event['recur_enddate']['mday'] != 0 && $event['recur_enddate']['year'] != 0 ?
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$this->maketime($event['recur_enddate']) - $GLOBALS['phpgw']->datetime->tz_offset : 0,
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'recur_data' => $event['recur_data'],
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'recur_interval' => $event['recur_interval'],
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'recur_exception'=> implode(',',$event['recur_exception']),
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),array('cal_id' => $event['id']),__LINE__,__FILE__);
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}
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else
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{
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$this->db->delete($this->recur_table,array('cal_id' => $event['id']),__LINE__,__FILE__);
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}
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// Custom fields
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$this->db->delete($this->extra_table,array('cal_id' => $event['id']),__LINE__,__FILE__);
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foreach($event as $name => $value)
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{
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if ($name[0] == '#' && strlen($value))
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{
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$this->db->insert($this->extra_table,array(
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'cal_id' => $event['id'],
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'cal_extra_name' => substr($name,1),
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'cal_extra_value' => $value,
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),False,__LINE__,__FILE__);
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}
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}
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print_debug('Event Saved: ID #',$event['id']);
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$this->db->unlock();
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if (is_array($event['alarm']))
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{
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foreach ($event['alarm'] as $alarm) // this are all new alarms
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{
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$this->save_alarm($event['id'],$alarm);
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}
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}
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$GLOBALS['phpgw_info']['cal_new_event_id'] = $event['id'];
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$this->event = $event;
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return True;
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}
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function get_alarm($cal_id)
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{
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$alarms = $this->read_alarms($cal_id);
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$ret = False;
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foreach($alarms as $alarm)
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{
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if ($alarm['owner'] == $this->user || !$alarm['owner'])
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{
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$ret[$alarm['time']] = $alarm['text'];
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}
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}
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return $ret;
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}
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function set_status($id,$owner,$status)
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{
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$status_code_short = Array(
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REJECTED => 'R',
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NO_RESPONSE => 'U',
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TENTATIVE => 'T',
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ACCEPTED => 'A'
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);
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$this->db->query($this->user_table,array(
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'cal_status' => $status_code_short[$status],
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),array(
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'cal_id' => $id,
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'cal_user_id' => $owner,
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),__LINE__,__FILE__);
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return True;
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}
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// End of ICal style support.......
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function group_search($owner=0)
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{
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$owner = ($owner==$GLOBALS['phpgw_info']['user']['account_id']?0:$owner);
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$groups = substr($GLOBALS['phpgw']->common->sql_search("$this->table.groups",(int)$owner),4);
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if (!$groups)
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{
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return '';
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}
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else
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{
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return "($this->table.is_public=2 AND (". $groups .')) ';
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}
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}
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function splittime_($time)
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{
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$temp = array('hour','minute','second','ampm');
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$time = strrev($time);
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$second = (int)strrev(substr($time,0,2));
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$minute = (int)strrev(substr($time,2,2));
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$hour = (int)strrev(substr($time,4));
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$temp['second'] = (int)$second;
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$temp['minute'] = (int)$minute;
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$temp['hour'] = (int)$hour;
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$temp['ampm'] = ' ';
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return $temp;
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}
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function date_to_epoch($d)
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{
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return $this->localdates(mktime(0,0,0,(int)(substr($d,4,2)),(int)(substr($d,6,2)),(int)(substr($d,0,4))));
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}
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function list_dirty_events($lastmod=-1,$repeats=false)
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{
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if(!isset($this->db))
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{
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return False;
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}
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$lastmod = (int) $lastmod;
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$repeats = (bool) $repeats;
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$user_where = " AND $this->user_table.cal_user_id=".(int)$this->user;
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/* why not used ???
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if ($member_groups = $GLOBALS['phpgw']->accounts->membership($this->user))
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{
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foreach($member_groups as $key => $group_info)
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{
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$member[] = $group_info['account_id'];
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}
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}
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$user_where .= ','.implode(',',$member) . ')) ';
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*/
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if($this->debug)
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{
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echo '<!-- '.$user_where.' -->'."\n";
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}
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if($lastmod > 0)
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{
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$wheremod = "AND $this->table.cal_modified=".(int)$lastmod;
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}
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$order_by = " ORDER BY $this->table.cal_id ASC";
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if($this->debug)
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{
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echo "SQL : ".$user_where.$wheremod.$extra."<br>\n";
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}
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return $this->get_event_ids($repeats,$user_where.$wheremod.$extra.$order_by);
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}
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}
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