egroupware/infolog/calendar/inc/class.socalendar_sql.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. *
\**************************************************************************/
/* $Id$ */
if (@$GLOBALS['phpgw_info']['flags']['included_classes']['socalendar_'])
{
return;
}
$GLOBALS['phpgw_info']['flags']['included_classes']['socalendar_'] = True;
class socalendar_ extends socalendar__
{
var $deleted_events = Array();
var $cal_event;
var $today = Array('raw','day','month','year','full','dow','dm','bd');
function socalendar_()
{
$this->socalendar__();
}
function open($calendar='',$user='',$passwd='',$options='')
{
if($user=='')
{
// settype($user,'integer');
$this->user = $GLOBALS['phpgw_info']['user']['account_id'];
}
elseif(is_int($user))
{
$this->user = $user;
}
elseif(is_string($user))
{
$this->user = $GLOBALS['phpgw']->accounts->name2id($user);
}
$this->stream = $GLOBALS['phpgw']->db;
return $this->stream;
}
function popen($calendar='',$user='',$passwd='',$options='')
{
return $this->open($calendar,$user,$passwd,$options);
}
function reopen($calendar,$options='')
{
return $this->stream;
}
function close($options='')
{
return True;
}
function create_calendar($calendar='')
{
return $calendar;
}
function rename_calendar($old_name='',$new_name='')
{
return $new_name;
}
function delete_calendar($calendar='')
{
$this->stream->query('SELECT cal_id FROM phpgw_cal WHERE owner='.intval($calendar),__LINE__,__FILE__);
if($this->stream->num_rows())
{
while($this->stream->next_record())
{
$this->delete_event(intval($this->stream->f('cal_id')));
}
$this->expunge();
}
$this->stream->lock(array('phpgw_cal_user'));
$this->stream->query('DELETE FROM phpgw_cal_user WHERE cal_login='.intval($calendar),__LINE__,__FILE__);
$this->stream->unlock();
return $calendar;
}
function fetch_event($event_id,$options='')
{
if(!isset($this->stream))
{
return False;
}
$this->stream->lock(array('phpgw_cal','phpgw_cal_user','phpgw_cal_repeats','phpgw_cal_alarm'));
$this->stream->query('SELECT * FROM phpgw_cal WHERE cal_id='.$event_id,__LINE__,__FILE__);
if($this->stream->num_rows() > 0)
{
$this->event_init();
$this->stream->next_record();
// Load the calendar event data from the db into $event structure
// Use http://www.php.net/manual/en/function.mcal-fetch-event.php as the reference
$this->add_attribute('owner',intval($this->stream->f('owner')));
$this->add_attribute('id',intval($this->stream->f('cal_id')));
$this->set_class(intval($this->stream->f('is_public')));
$this->set_category($this->stream->f('category'));
$this->set_title($GLOBALS['phpgw']->strip_html($this->stream->f('title')));
$this->set_description($GLOBALS['phpgw']->strip_html($this->stream->f('description')));
$this->add_attribute('uid',$GLOBALS['phpgw']->strip_html($this->stream->f('uid')));
$this->add_attribute('location',$GLOBALS['phpgw']->strip_html($this->stream->f('location')));
$this->add_attribute('reference',intval($this->stream->f('reference')));
// This is the preferred method once everything is normalized...
//$this->event->alarm = intval($this->stream->f('alarm'));
// But until then, do it this way...
//Legacy Support (New)
$datetime = $this->datetime->localdates($this->stream->f('datetime'));
$this->set_start($datetime['year'],$datetime['month'],$datetime['day'],$datetime['hour'],$datetime['minute'],$datetime['second']);
$datetime = $this->datetime->localdates($this->stream->f('mdatetime'));
$this->set_date('modtime',$datetime['year'],$datetime['month'],$datetime['day'],$datetime['hour'],$datetime['minute'],$datetime['second']);
$datetime = $this->datetime->localdates($this->stream->f('edatetime'));
$this->set_end($datetime['year'],$datetime['month'],$datetime['day'],$datetime['hour'],$datetime['minute'],$datetime['second']);
//Legacy Support
$this->add_attribute('priority',intval($this->stream->f('priority')));
if($this->stream->f('cal_group') || $this->stream->f('groups') != 'NULL')
{
$groups = explode(',',$this->stream->f('groups'));
for($j=1;$j<count($groups) - 1;$j++)
{
$this->add_attribute('groups',$groups[$j],$j-1);
}
}
$this->stream->query('SELECT * FROM phpgw_cal_repeats WHERE cal_id='.$event_id,__LINE__,__FILE__);
if($this->stream->num_rows())
{
$this->stream->next_record();
$this->add_attribute('recur_type',intval($this->stream->f('recur_type')));
$this->add_attribute('recur_interval',intval($this->stream->f('recur_interval')));
$enddate = $this->stream->f('recur_enddate');
if($enddate != 0 && $enddate != Null)
{
$datetime = $this->datetime->localdates($enddate);
$this->add_attribute('recur_enddate',$datetime['year'],'year');
$this->add_attribute('recur_enddate',$datetime['month'],'month');
$this->add_attribute('recur_enddate',$datetime['day'],'mday');
$this->add_attribute('recur_enddate',$datetime['hour'],'hour');
$this->add_attribute('recur_enddate',$datetime['minute'],'min');
$this->add_attribute('recur_enddate',$datetime['second'],'sec');
}
else
{
$this->add_attribute('recur_enddate',0,'year');
$this->add_attribute('recur_enddate',0,'month');
$this->add_attribute('recur_enddate',0,'mday');
$this->add_attribute('recur_enddate',0,'hour');
$this->add_attribute('recur_enddate',0,'min');
$this->add_attribute('recur_enddate',0,'sec');
}
$this->add_attribute('recur_enddate',0,'alarm');
if($this->debug)
{
echo 'Event ID#'.$this->event['id'].' : Enddate = '.$enddate."<br>\n";
}
$this->add_attribute('recur_data',$this->stream->f('recur_data'));
$exception_list = $this->stream->f('recur_exception');
$exceptions = Array();
if(strpos(' '.$exception_list,','))
{
$exceptions = explode(',',$exception_list);
}
elseif($exception_list != '')
{
$exceptions[]= $exception_list;
}
$this->add_attribute('recur_exception',$exceptions);
}
//Legacy Support
$this->stream->query('SELECT * FROM phpgw_cal_user WHERE cal_id='.$event_id,__LINE__,__FILE__);
if($this->stream->num_rows())
{
while($this->stream->next_record())
{
if(intval($this->stream->f('cal_login')) == intval($this->user))
{
$this->add_attribute('users_status',$this->stream->f('cal_status'));
}
$this->add_attribute('participants',$this->stream->f('cal_status'),intval($this->stream->f('cal_login')));
}
}
if($this->event['reference'])
{
$alarm_cal_id = $event_id.','.$this->event['reference'];
}
else
{
$alarm_cal_id = $event_id;
}
$this->stream->query('SELECT * FROM phpgw_cal_alarm WHERE cal_id in ('.$alarm_cal_id.') AND cal_owner='.$this->user,__LINE__,__FILE__);
if($this->stream->num_rows())
{
while($this->stream->next_record())
{
$this->event['alarm'][] = Array(
'id' => intval($this->stream->f('alarm_id')),
'time' => intval($this->stream->f('cal_time')),
'text' => $this->stream->f('cal_text'),
'enabled' => intval($this->stream->f('alarm_enabled'))
);
}
}
}
else
{
$this->event = False;
}
$this->stream->unlock();
return $this->event;
}
function list_events($startYear,$startMonth,$startDay,$endYear=0,$endMonth=0,$endDay=0,$extra='',$tz_offset=0,$owner_id=0)
{
if(!isset($this->stream))
{
return False;
}
$datetime = mktime(0,0,0,$startMonth,$startDay,$startYear) - $tz_offset;
$user_where = ' AND (phpgw_cal_user.cal_login in (';
if($owner_id)
{
$user_where .= implode(',',$owner_id);
}
else
{
$user_where .= $this->user;
}
$member_groups = $GLOBALS['phpgw']->accounts->membership($this->user);
@reset($member_groups);
while($member_groups != False && list($key,$group_info) = each($member_groups))
{
$member[] = $group_info['account_id'];
}
@reset($member);
// $user_where .= ','.implode(',',$member);
$user_where .= ')) ';
if($this->debug)
{
echo '<!-- '.$user_where.' -->'."\n";
}
$startDate = 'AND ( ( (phpgw_cal.datetime >= '.$datetime.') ';
$enddate = '';
if($endYear != 0 && $endMonth != 0 && $endDay != 0)
{
$edatetime = mktime(23,59,59,intval($endMonth),intval($endDay),intval($endYear)) - $tz_offset;
$endDate .= 'AND (phpgw_cal.edatetime <= '.$edatetime.') ) '
. 'OR ( (phpgw_cal.datetime <= '.$datetime.') '
. 'AND (phpgw_cal.edatetime >= '.$edatetime.') ) '
. 'OR ( (phpgw_cal.datetime >= '.$datetime.') '
. 'AND (phpgw_cal.datetime <= '.$edatetime.') '
. 'AND (phpgw_cal.edatetime >= '.$edatetime.') ) '
. 'OR ( (phpgw_cal.datetime <= '.$datetime.') '
. 'AND (phpgw_cal.edatetime >= '.$datetime.') '
. 'AND (phpgw_cal.edatetime <= '.$edatetime.') ';
}
$endDate .= ') ) ';
$order_by = 'ORDER BY phpgw_cal.datetime ASC, phpgw_cal.edatetime ASC, phpgw_cal.priority ASC';
if($this->debug)
{
echo "SQL : ".$user_where.$startDate.$endDate.$extra."<br>\n";
}
return $this->get_event_ids(False,$user_where.$startDate.$endDate.$extra.$order_by);
}
function append_event()
{
$this->save_event($this->event);
$this->send_update(MSG_ADDED,$this->event->participants,'',$this->event);
return $this->event['id'];
}
function store_event()
{
return $this->save_event(&$this->event);
}
function delete_event($event_id)
{
$this->deleted_events[] = $event_id;
}
function snooze($event_id)
{
//Turn off an alarm for an event
//Returns true.
}
function list_alarms($begin_year='',$begin_month='',$begin_day='',$end_year='',$end_month='',$end_day='')
{
//Return a list of events that has an alarm triggered at the given datetime
//Returns an array of event ID's
}
// The function definition doesn't look correct...
// Need more information for this function
function next_recurrence($weekstart,$next)
{
// return next_recurrence (int stream, int weekstart, array next);
}
function expunge()
{
reset($this->deleted_events);
if(count($this->deleted_events) <= 0)
{
return 1;
}
$this_event = $this->event;
$locks = Array(
'phpgw_cal',
'phpgw_cal_user',
'phpgw_cal_repeats',
'phpgw_cal_alarm'
);
$this->stream->lock($locks);
for($i=0;$i<count($this->deleted_events);$i++)
{
for($k=0;$k<count($locks);$k++)
{
$this->stream->query('DELETE FROM '.$locks[$k].' WHERE cal_id='.$this->deleted_events[$i],__LINE__,__FILE__);
}
}
$this->stream->unlock();
$this->event = $this_event;
return 1;
}
/***************** Local functions for SQL based Calendar *****************/
function get_event_ids($search_repeats=False,$extra='')
{
if($search_repeats == True)
{
$repeats_from = ', phpgw_cal_repeats ';
$repeats_where = 'AND (phpgw_cal_repeats.cal_id = phpgw_cal.cal_id) ';
}
else
{
$repeats_from = ' ';
$repeats_where = '';
}
$sql = 'SELECT DISTINCT phpgw_cal.cal_id,'
. 'phpgw_cal.datetime,phpgw_cal.edatetime,'
. 'phpgw_cal.priority '
. 'FROM phpgw_cal, phpgw_cal_user'
. $repeats_from
. 'WHERE (phpgw_cal_user.cal_id = phpgw_cal.cal_id) '
. $repeats_where . $extra;
if($this->debug)
{
echo "FULL SQL : ".$sql."<br>\n";
}
$this->stream->query($sql,__LINE__,__FILE__);
$retval = Array();
if($this->stream->num_rows() == 0)
{
if($this->debug)
{
echo "No records found!<br>\n";
}
return $retval;
}
while($this->stream->next_record())
{
$retval[] = intval($this->stream->f('cal_id'));
}
if($this->debug)
{
echo "Records found!<br>\n";
}
return $retval;
}
function save_event(&$event)
{
$locks = Array(
'phpgw_cal',
'phpgw_cal_user',
'phpgw_cal_repeats'
);
$this->stream->lock($locks);
if($event['id'] == 0)
{
if(!$event['uid'])
{
if ($GLOBALS['phpgw_info']['server']['hostname'] != '')
{
$id_suffix = $GLOBALS['phpgw_info']['server']['hostname'];
}
else
{
$id_suffix = $GLOBALS['phpgw']->common->randomstring(3).'local';
}
$parts = Array(
0 => 'title',
1 => 'description'
);
@reset($parts);
while(list($key,$field) = each($parts))
{
$part[$key] = substr($GLOBALS['phpgw']->crypto->encrypt($event[$field]),0,20);
if(!$GLOBALS['phpgw']->crypto->enabled)
{
$part[$key] = bin2hex(unserialize($part[$key]));
}
}
$event['uid'] = $part[0].'-'.$part[1].'@'.$id_suffix;
}
$temp_name = tempnam($GLOBALS['phpgw_info']['server']['temp_dir'],'cal');
$this->stream->query('INSERT INTO phpgw_cal(uid,title,owner,priority,is_public,category) '
. "values('".$event['uid']."','".$temp_name."',".$event['owner'].','.$event['priority'].','.$event['public'].",'".$event['category']."')");
$this->stream->query("SELECT cal_id FROM phpgw_cal WHERE title='".$temp_name."'");
$this->stream->next_record();
$event['id'] = $this->stream->f('cal_id');
}
$date = $this->maketime($event['start']) - $this->datetime->tz_offset;
$enddate = $this->maketime($event['end']) - $this->datetime->tz_offset;
$today = time() - $this->datetime->tz_offset;
if($event['recur_type'] != MCAL_RECUR_NONE)
{
$type = 'M';
}
else
{
$type = 'E';
}
$sql = 'UPDATE phpgw_cal SET '
. 'owner='.$event['owner'].', '
. 'datetime='.$date.', '
. 'mdatetime='.$today.', '
. 'edatetime='.$enddate.', '
. 'priority='.$event['priority'].', '
. "category='".$event['category']."', "
. "cal_type='".$type."', "
. 'is_public='.$event['public'].', '
. "title='".$this->stream->db_addslashes($event['title'])."', "
. "description='".$this->stream->db_addslashes($event['description'])."', "
. "location='".$event['location']."', "
. ($event['groups']?"groups='".(count($event['groups'])>1?implode(',',$event['groups']):','.$event['groups'][0].',')."', ":'')
. 'reference='.$event['reference'].' '
. 'WHERE cal_id='.$event['id'];
$this->stream->query($sql,__LINE__,__FILE__);
$this->stream->query('DELETE FROM phpgw_cal_user WHERE cal_id='.$event['id'],__LINE__,__FILE__);
@reset($event['participants']);
while (list($key,$value) = @each($event['participants']))
{
if(intval($key) == intval($this->user))
{
$value = 'A';
}
$this->stream->query('INSERT INTO phpgw_cal_user(cal_id,cal_login,cal_status) '
. 'VALUES('.$event['id'].','.intval($key).",'".$value."')",__LINE__,__FILE__);
}
if($event['recur_type'] != MCAL_RECUR_NONE)
{
if($event['recur_enddate']['month'] != 0 && $event['recur_enddate']['mday'] != 0 && $event['recur_enddate']['year'] != 0)
{
$end = $this->maketime($event['recur_enddate']) - $this->datetime->tz_offset;
}
else
{
$end = 0;
}
$this->stream->query('SELECT count(cal_id) FROM phpgw_cal_repeats WHERE cal_id='.$event['id'],__LINE__,__FILE__);
$this->stream->next_record();
$num_rows = $this->stream->f(0);
if($num_rows == 0)
{
$this->stream->query('INSERT INTO phpgw_cal_repeats(cal_id,recur_type,recur_enddate,recur_data,recur_interval) '
.'VALUES('.$event['id'].','.$event['recur_type'].','.$end.','.$event['recur_data'].','.$event['recur_interval'].')',__LINE__,__FILE__);
}
else
{
$this->stream->query('UPDATE phpgw_cal_repeats '
. 'SET recur_type='.$event['recur_type'].', '
. 'recur_enddate='.$end.', '
. 'recur_data='.$event['recur_data'].', '
. 'recur_interval='.$event['recur_interval'].', '
. "recur_exception='".(count($event['recur_exception'])>1?implode(',',$event['recur_exception']):(count($event['recur_exception'])==1?$event['recur_exception'][0]:''))."' "
. 'WHERE cal_id='.$event['id'],__LINE__,__FILE__);
}
}
else
{
$this->stream->query('DELETE FROM phpgw_cal_repeats WHERE cal_id='.$event['id'],__LINE__,__FILE__);
}
if($this->debug)
{
echo '<!-- Event ID #'.$event['id'].' saved! -->'."\n";
}
$this->stream->unlock();
return True;
}
function get_alarm($id)
{
$this->stream->query('SELECT cal_time, cal_text FROM phpgw_cal_alarm WHERE cal_id='.$id.' AND cal_owner='.$this->user,__LINE__,__FILE__);
if($this->stream->num_rows())
{
while($this->stream->next_record())
{
$alarm[$this->stream->f('cal_time')] = $this->stream->f('cal_text');
}
@reset($alarm);
return $alarm;
}
else
{
return False;
}
}
function set_status($id,$owner,$status)
{
$status_code_short = Array(
REJECTED => 'R',
NO_RESPONSE => 'U',
TENTATIVE => 'T',
ACCEPTED => 'A'
);
$this->stream->query("UPDATE phpgw_cal_user SET cal_status='".$status_code_short[$status]."' WHERE cal_id=".$id." AND cal_login=".$owner,__LINE__,__FILE__);
return True;
}
// End of ICal style support.......
function group_search($owner=0)
{
$owner = ($owner==$GLOBALS['phpgw_info']['user']['account_id']?0:$owner);
$groups = substr($GLOBALS['phpgw']->common->sql_search('phpgw_cal.groups',intval($owner)),4);
if (!$groups)
{
return '';
}
else
{
return "(phpgw_cal.is_public=2 AND (". $groups .')) ';
}
}
function splittime_($time)
{
$temp = array('hour','minute','second','ampm');
$time = strrev($time);
$second = (int)strrev(substr($time,0,2));
$minute = (int)strrev(substr($time,2,2));
$hour = (int)strrev(substr($time,4));
$temp['second'] = (int)$second;
$temp['minute'] = (int)$minute;
$temp['hour'] = (int)$hour;
$temp['ampm'] = ' ';
return $temp;
}
function date_to_epoch($d)
{
return $this->localdates(mktime(0,0,0,intval(substr($d,4,2)),intval(substr($d,6,2)),intval(substr($d,0,4))));
}
}