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egroupware_official/calendar/inc/class.calendar_sif.inc.php

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<?php
/**
* eGroupWare calendar - SIF Parser for SyncML
*
* @link http://www.egroupware.org
* @author Lars Kneschke <lkneschke@egroupware.org>
* @author Joerg Lehrke <jlehrke@noc.de>
* @license http://opensource.org/licenses/gpl-license.php GPL - GNU General Public License
* @package calendar
* @subpackage export
* @version $Id$
*/
require_once EGW_SERVER_ROOT.'/phpgwapi/inc/horde/lib/core.php';
/**
* SIF Parser for SyncML
*/
class calendar_sif extends calendar_boupdate
{
var $sifMapping = array(
'Start' => 'start',
'End' => 'end',
'AllDayEvent' => 'alldayevent',
'Attendees' => '',
'BillingInformation' => '',
'Body' => 'description',
'BusyStatus' => '',
'Categories' => 'category',
'Companies' => '',
'Importance' => 'priority',
'IsRecurring' => 'isrecurring',
'Location' => 'location',
'MeetingStatus' => '',
'Mileage' => '',
'ReminderMinutesBeforeStart' => 'reminderstart',
'ReminderSet' => 'reminderset',
'ReminderSoundFile' => '',
'ReminderOptions' => '',
'ReminderInterval' => '',
'ReminderRepeatCount' => '',
'Exceptions' => '',
'ReplyTime' => '',
'Sensitivity' => 'public',
'Subject' => 'title',
'RecurrenceType' => 'recur_type',
'Interval' => 'recur_interval',
'MonthOfYear' => '',
'DayOfMonth' => '',
'DayOfWeekMask' => 'recur_weekmask',
'Instance' => '',
'PatternStartDate' => '',
'NoEndDate' => 'recur_noenddate',
'PatternEndDate' => 'recur_enddate',
'Occurrences' => '',
);
/**
* the calendar event array for the XML Parser
*/
var $event;
/**
* name and sorftware version of the Funambol client
*
* @var string
*/
var $productName = 'mozilla plugin';
var $productSoftwareVersion = '0.3';
/**
* user preference: import all-day events as non blocking
*
* @var boolean
*/
var $nonBlockingAllday = false;
/**
* user preference: attach UID entries to the DESCRIPTION
*
* @var boolean
*/
var $uidExtension = false;
/**
* user preference: calendar to synchronize with
*
* @var int
*/
var $calendarOwner = 0;
/**
* user preference: Use this timezone for import from and export to device
*
* @var string
*/
var $tzid = null;
/**
* Cached timezone data
*
* @var array id => data
*/
protected static $tz_cache = array();
/**
* Device CTCap Properties
*
* @var array
*/
var $clientProperties;
/**
* vCalendar Instance for parsing
*
* @var array
*/
var $vCalendar;
/**
* Set Logging
*
* @var boolean
*/
var $log = false;
var $logfile="/tmp/log-sifcal";
// constants for recurence type
const olRecursDaily = 0;
const olRecursWeekly = 1;
const olRecursMonthly = 2;
const olRecursMonthNth = 3;
const olRecursYearly = 5;
const olRecursYearNth = 6;
// constants for weekdays
const olSunday = 1;
const olMonday = 2;
const olTuesday = 4;
const olWednesday = 8;
const olThursday = 16;
const olFriday = 32;
const olSaturday = 64;
// standard headers
const xml_decl = '<?xml version="1.0" encoding="UTF-8"?>';
const SIF_decl = '<SIFVersion>1.1</SIFVersion>';
/**
* Constructor
*
* @param array $_clientProperties client properties
*/
function __construct(&$_clientProperties = array())
{
parent::__construct();
if ($this->log) $this->logfile = $GLOBALS['egw_info']['server']['temp_dir']."/log-sifcal";
$this->clientProperties = $_clientProperties;
$this->vCalendar = new Horde_iCalendar;
}
function startElement($_parser, $_tag, $_attributes)
{
}
function endElement($_parser, $_tag)
{
switch (strtolower($_tag))
{
case 'excludedate':
$this->event['recur_exception'][] = trim($this->sifData);
break;
default:
if(!empty($this->sifMapping[$_tag]))
{
$this->event[$this->sifMapping[$_tag]] = trim($this->sifData);
}
}
unset($this->sifData);
}
function characterData($_parser, $_data)
{
$this->sifData .= $_data;
}
/**
* Get DateTime value for a given time and timezone
*
* @param int|string|DateTime $time in server-time as returned by calendar_bo for $data_format='server'
* @param string $tzid TZID of event or 'UTC' or NULL for palmos timestamps in usertime
* @return mixed attribute value to set: integer timestamp if $tzid == 'UTC' otherwise Ymd\THis string IN $tzid
*/
function getDateTime($time, $tzid)
{
if (empty($tzid) || $tzid == 'UTC')
{
return $this->vCalendar->_exportDateTime(egw_time::to($time,'ts'));
}
if (!is_a($time,'DateTime'))
{
$time = new egw_time($time,egw_time::$server_timezone);
}
if (!isset(self::$tz_cache[$tzid]))
{
self::$tz_cache[$tzid] = calendar_timezones::DateTimeZone($tzid);
}
$time->setTimezone(self::$tz_cache[$tzid]);
return $this->vCalendar->_exportDateTime($time->format('Ymd\THis'));
}
function siftoegw($sifData, $_calID=-1)
{
$finalEvent = array();
$this->event = array();
$sysCharSet = $GLOBALS['egw']->translation->charset();
if ($this->tzid)
{
// enforce device settings
date_default_timezone_set($this->tzid);
$finalEvent['tzid'] = $this->tzid;
}
$this->xml_parser = xml_parser_create('UTF-8');
xml_set_object($this->xml_parser, $this);
xml_parser_set_option($this->xml_parser, XML_OPTION_CASE_FOLDING, false);
xml_set_element_handler($this->xml_parser, "startElement", "endElement");
xml_set_character_data_handler($this->xml_parser, "characterData");
$this->strXmlData = xml_parse($this->xml_parser, $sifData);
if (!$this->strXmlData)
{
error_log(sprintf("XML error: %s at line %d",
xml_error_string(xml_get_error_code($this->xml_parser)),
xml_get_current_line_number($this->xml_parser)));
if ($this->tzid)
{
date_default_timezone_set($GLOBALS['egw_info']['server']['server_timezone']);
}
return false;
}
foreach ($this->event as $key => $value)
{
$value = preg_replace('/<\!\[CDATA\[(.+)\]\]>/Usim', '$1', $value);
$value = $GLOBALS['egw']->translation->convert($value, 'utf-8', $sysCharSet);
/*
if ($this->log)
{
error_log(__FILE__.'['.__LINE__.'] '.__METHOD__.
"() $key => $value\n",3,$this->logfile);
}
*/
switch ($key)
{
case 'alldayevent':
if ($value == 1)
{
$finalEvent['whole_day'] = true;
$startParts = explode('-',$this->event['start']);
$finalEvent['startdate']['hour'] = $finalEvent['startdate']['minute'] = $finalEvent['startdate']['second'] = 0;
$finalEvent['startdate']['year'] = $startParts[0];
$finalEvent['startdate']['month'] = $startParts[1];
$finalEvent['startdate']['day'] = $startParts[2];
$finalEvent['start'] = $this->date2ts($finalEvent['startdate']);
$endParts = explode('-',$this->event['end']);
$finalEvent['enddate']['hour'] = 23; $finalEvent['enddate']['minute'] = $finalEvent['enddate']['second'] = 59;
$finalEvent['enddate']['year'] = $endParts[0];
$finalEvent['enddate']['month'] = $endParts[1];
$finalEvent['enddate']['day'] = $endParts[2];
$finalEvent['end'] = $this->date2ts($finalEvent['enddate']);
}
break;
case 'public':
$finalEvent[$key] = ((int)$value > 0) ? 0 : 1;
break;
case 'category':
if (!empty($value))
{
$categories1 = explode(',', $value);
$categories2 = explode(';', $value);
$categories = count($categories1) > count($categories2) ? $categories1 : $categories2;
$finalEvent[$key] = $this->find_or_add_categories($categories, $_calID);
}
break;
case 'end':
case 'start':
if ($this->event['alldayevent'] < 1)
{
$finalEvent[$key] = $this->vCalendar->_parseDateTime($value);
}
break;
case 'isrecurring':
if ($value == 1)
{
$finalEvent['recur_exception'] = array();
if (is_array($this->event['recur_exception']))
{
foreach ($this->event['recur_exception'] as $day)
{
$finalEvent['recur_exception'][] = $this->vCalendar->_parseDateTime($day);
}
array_unique($finalEvent['recur_exception']);
}
$finalEvent['recur_interval'] = $this->event['recur_interval'];
$finalEvent['recur_data'] = 0;
if ($this->event['recur_noenddate'] == 0)
{
$recur_enddate = $this->vCalendar->_parseDateTime($this->event['recur_enddate']);
$finalEvent['recur_enddate'] = mktime(
date('H', 23),
date('i', 59),
date('s', 59),
date('m', $recur_enddate),
date('d', $recur_enddate),
date('Y', $recur_enddate));
}
switch ($this->event['recur_type'])
{
case self::olRecursDaily:
$finalEvent['recur_type'] = MCAL_RECUR_DAILY;
break;
case self::olRecursWeekly:
$finalEvent['recur_type'] = MCAL_RECUR_WEEKLY;
$finalEvent['recur_data'] = $this->event['recur_weekmask'];
break;
case self::olRecursMonthly:
$finalEvent['recur_type'] = MCAL_RECUR_MONTHLY_MDAY;
break;
case self::olRecursMonthNth:
$finalEvent['recur_type'] = MCAL_RECUR_MONTHLY_WDAY;
break;
case self::olRecursYearly:
$finalEvent['recur_type'] = MCAL_RECUR_YEARLY;
$finalEvent['recur_interval'] = 1;
break;
}
}
break;
case 'priority':
$finalEvent[$key] = $value + 1;
break;
case 'reminderset':
if ($value == 1)
{
$finalEvent['alarm'] = $this->event['reminderstart'];
}
break;
case 'recur_type':
case 'recur_enddate':
case 'recur_interval':
case 'recur_weekmask':
case 'reminderstart':
case 'recur_exception':
// do nothing, get's handled in isrecuring clause
break;
case 'description':
if (preg_match('/\s*\[UID:(.+)?\]/Usm', $value, $matches))
{
$finalEvent['uid'] = $matches[1];
}
default:
$finalEvent[$key] = $value;
break;
}
}
if ($this->calendarOwner) $finalEvent['owner'] = $this->calendarOwner;
if ($this->tzid)
{
date_default_timezone_set($GLOBALS['egw_info']['server']['server_timezone']);
}
if ($_calID > 0) $finalEvent['id'] = $_calID;
if ($this->log)
{
error_log(__FILE__.'['.__LINE__.'] '.__METHOD__."()\n" .
array2string($finalEvent)."\n",3,$this->logfile);
}
return $finalEvent;
}
function search($_sifdata, $contentID=null, $relax=false)
{
$result = array();
$filter = $relax ? 'relax' : 'exact';
if ($event = $this->siftoegw($_sifdata, $contentID))
{
if ($contentID) {
$event['id'] = $contentID;
}
$result = $this->find_event($event, $filter);
}
return $result;
}
/**
* @return int event id
* @param string $_sifdata the SIFE data
* @param int $_calID=-1 the internal addressbook id
* @param boolean $merge=false merge data with existing entry
* @param int $recur_date=0 if set, import the recurrence at this timestamp,
* default 0 => import whole series (or events, if not recurring)
* @desc import a SIFE into the calendar
*/
function addSIF($_sifdata, $_calID=-1, $merge=false, $recur_date=0)
{
if ($this->log)
{
error_log(__FILE__.'['.__LINE__.'] '.__METHOD__."()\n" .
array2string($_sifdata)."\n",3,$this->logfile);
}
if (!$event = $this->siftoegw($_sifdata, $_calID))
{
return false;
}
if ($event['recur_type'] != MCAL_RECUR_NONE)
{
// Adjust the event start -- no exceptions before and at the start
$length = $event['end'] - $event['start'];
$rriter = calendar_rrule::event2rrule($event, false);
$rriter->rewind();
if (!$rriter->valid()) continue; // completely disolved into exceptions
$newstart = egw_time::to($rriter->current, 'server');
if ($newstart != $event['start'])
{
// leading exceptions skiped
$event['start'] = $newstart;
$event['end'] = $newstart + $length;
}
$exceptions = $event['recur_exception'];
foreach($exceptions as $key => $day)
{
// remove leading exceptions
if ($day <= $event['start'])
{
if ($this->log)
{
error_log(__FILE__.'['.__LINE__.'] '.__METHOD__.
'(): event SERIES-MASTER skip leading exception ' .
$day . "\n",3,$this->logfile);
}
unset($exceptions[$key]);
}
}
$event['recur_exception'] = $exceptions;
}
if ($recur_date) $event['recurrence'] = $recur_date;
$event_info = $this->get_event_info($event);
// common adjustments for existing events
if (is_array($event_info['stored_event']))
{
if (empty($event['uid']))
{
$event['uid'] = $event_info['stored_event']['uid']; // restore the UID if it was not delivered
}
if ($merge)
{
// overwrite with server data for merge
foreach ($event_info['stored_event'] as $key => $value)
{
if (!empty($value)) $event[$key] = $value;
}
}
else
{
// not merge
// SIF clients do not support participants => add them back
$event['participants'] = $event_info['stored_event']['participants'];
$event['participant_types'] = $event_info['stored_event']['participant_types'];
if ($event['whole_day'] && $event['tzid'] != $event_info['stored_event']['tzid'])
{
if (!isset(self::$tz_cache[$event_info['stored_event']['tzid']]))
{
self::$tz_cache[$event_info['stored_event']['tzid']] =
calendar_timezones::DateTimeZone($event_info['stored_event']['tzid']);
}
// Adjust dates to original TZ
$time = new egw_time($event['startdate'],self::$tz_cache[$event_info['stored_event']['tzid']]);
$event['start'] = egw_time::to($time, 'server');
$time = new egw_time($event['enddate'],self::$tz_cache[$event_info['stored_event']['tzid']]);
$event['end'] = egw_time::to($time, 'server');
if ($event['recur_type'] != MCAL_RECUR_NONE)
{
foreach ($event['recur_exception'] as $key => $day)
{
$time = new egw_time($day,egw_time::$server_timezone);
$time =& $this->so->startOfDay($time, $event_info['stored_event']['tzid']);
$event['recur_exception'][$key] = egw_time::to($time,'server');
}
}
}
calendar_rrule::rrule2tz($event, $event_info['stored_event']['start'],
$event_info['stored_event']['tzid']);
$event['tzid'] = $event_info['stored_event']['tzid'];
// avoid that iCal changes the organizer, which is not allowed
$event['owner'] = $event_info['stored_event']['owner'];
}
}
else // common adjustments for new events
{
// set non blocking all day depending on the user setting
if (isset($event['whole_day'])
&& $event['whole_day']
&& $this->nonBlockingAllday)
{
$event['non_blocking'] = 1;
}
// check if an owner is set and the current user has add rights
// for that owners calendar; if not set the current user
if (!isset($event['owner'])
|| !$this->check_perms(EGW_ACL_ADD, 0, $event['owner']))
{
$event['owner'] = $this->user;
}
$status = $event['owner'] == $this->user ? 'A' : 'U';
$status = calendar_so::combine_status($status, 1, 'CHAIR');
$event['participants'] = array($event['owner'] => $status);
}
unset($event['startdate']);
unset($event['enddate']);
$alarmData = array();
if (isset($event['alarm']))
{
$alarmData['offset'] = $event['alarm'] * 60;
$alarmData['time'] = $event['start'] - $alarmData['offset'];
$alarmData['owner'] = $this->user;
$alarmData['all'] = false;
}
// update alarms depending on the given event type
if (!empty($alarmData) || isset($this->supportedFields['alarm']))
{
switch ($event_info['type'])
{
case 'SINGLE':
case 'SERIES-MASTER':
case 'SERIES-EXCEPTION':
case 'SERIES-EXCEPTION-PROPAGATE':
if (isset($event['alarm']))
{
if (is_array($event_info['stored_event'])
&& count($event_info['stored_event']['alarm']) > 0)
{
foreach ($event_info['stored_event']['alarm'] as $alarm_id => $alarm_data)
{
if ($alarmData['time'] == $alarm_data['time'] &&
($alarm_data['all'] || $alarm_data['owner'] == $this->user))
{
unset($alarmData);
unset($event_info['stored_event']['alarm'][$alarm_id]);
break;
}
}
if (isset($alarmData)) $event['alarm'][] = $alarmData;
}
}
break;
case 'SERIES-PSEUDO-EXCEPTION':
// nothing to do here
break;
}
if (is_array($event_info['stored_event'])
&& count($event_info['stored_event']['alarm']) > 0)
{
foreach ($event_info['stored_event']['alarm'] as $alarm_id => $alarm_data)
{
// only touch own alarms
if ($alarm_data['all'] == false && $alarm_data['owner'] == $this->user)
{
$this->delete_alarm($alarm_id);
}
}
}
}
// save event depending on the given event type
switch ($event_info['type'])
{
case 'SINGLE':
if ($this->log)
{
error_log(__FILE__.'['.__LINE__.'] '.__METHOD__.
"(): event SINGLE\n",3,$this->logfile);
}
// update the event
if ($event_info['acl_edit'])
{
// Force SINGLE
unset($event['recurrence']);
$event['reference'] = 0;
$event_to_store = $event; // prevent $event from being changed by the update method
$updated_id = $this->update($event_to_store, true);
unset($event_to_store);
}
break;
case 'SERIES-MASTER':
if ($this->log)
{
error_log(__FILE__.'['.__LINE__.'] '.__METHOD__.
"(): event SERIES-MASTER\n",3,$this->logfile);
}
// remove all known pseudo exceptions and update the event
if ($event_info['acl_edit'])
{
$days = $this->so->get_recurrence_exceptions($event_info['stored_event'], $this->tzid, 0, 0, 'tz_map');
if ($this->log)
{
error_log(__FILE__.'['.__LINE__.'] '.__METHOD__."(EXCEPTIONS MAPPING):\n" .
array2string($days)."\n",3,$this->logfile);
}
if (is_array($days))
{
$exceptions = array();
foreach ($event['recur_exception'] as $recur_exception)
{
if (isset($days[$recur_exception]))
{
$exceptions[] = $days[$recur_exception];
}
}
$event['recur_exception'] = $exceptions;
}
$event_to_store = $event; // prevent $event from being changed by the update method
$updated_id = $this->update($event_to_store, true);
unset($event_to_store);
}
break;
case 'SERIES-EXCEPTION':
case 'SERIES-EXCEPTION-PROPAGATE':
if ($this->log)
{
error_log(__FILE__.'['.__LINE__.'] '.__METHOD__.
"(): event SERIES-EXCEPTION\n",3,$this->logfile);
}
// update event
if ($event_info['acl_edit'])
{
if (isset($event_info['stored_event']['id']))
{
// We update an existing exception
$event['id'] = $event_info['stored_event']['id'];
$event['category'] = $event_info['stored_event']['category'];
}
else
{
// We create a new exception
unset($event['id']);
unset($event_info['stored_event']);
$event['recur_type'] = MCAL_RECUR_NONE;
$event_info['master_event']['recur_exception'] =
array_unique(array_merge($event_info['master_event']['recur_exception'],
array($event['recurrence'])));
// Adjust the event start -- must not be an exception
$length = $event_info['master_event']['end'] - $event_info['master_event']['start'];
$rriter = calendar_rrule::event2rrule($event_info['master_event'], false);
$rriter->rewind();
if ($rriter->valid())
{
$newstart = egw_time::to($rriter->current, 'server');
foreach($event_info['master_event']['recur_exception'] as $key => $day)
{
// remove leading exceptions
if ($day < $newstart)
{
unset($event_info['master_event']['recur_exception'][$key]);
}
}
}
if ($event_info['master_event']['start'] < $newstart)
{
$event_info['master_event']['start'] = $newstart;
$event_info['master_event']['end'] = $newstart + $length;
$event_to_store = $event_info['master_event']; // prevent the master_event from being changed by the update method
$this->server2usertime($event_to_store);
$this->update($event_to_store, true);
unset($event_to_store);
}
$event['reference'] = $event_info['master_event']['id'];
$event['category'] = $event_info['master_event']['category'];
$event['owner'] = $event_info['master_event']['owner'];
}
$event_to_store = $event; // prevent $event from being changed by update method
$updated_id = $this->update($event_to_store, true);
unset($event_to_store);
}
break;
case 'SERIES-PSEUDO-EXCEPTION':
if ($this->log)
{
error_log(__FILE__.'['.__LINE__.'] '.__METHOD__.
"(): event SERIES-PSEUDO-EXCEPTION\n",3,$this->logfile);
}
if ($event_info['acl_edit'])
{
// truncate the status only exception from the series master
$recur_exceptions = array();
foreach ($event_info['master_event']['recur_exception'] as $recur_exception)
{
if ($recur_exception != $event['recurrence'])
{
$recur_exceptions[] = $recur_exception;
}
}
$event_info['master_event']['recur_exception'] = $recur_exceptions;
// save the series master with the adjusted exceptions
$event_to_store = $event_info['master_event']; // prevent the master_event from being changed by the update method
$updated_id = $this->update($event_to_store, true, true, false, false);
unset($event_to_store);
}
}
// read stored event into info array for fresh stored (new) events
if (!is_array($event_info['stored_event']) && $updated_id > 0)
{
$event_info['stored_event'] = $this->read($updated_id);
}
// choose which id to return to the client
switch ($event_info['type'])
{
case 'SINGLE':
case 'SERIES-MASTER':
case 'SERIES-EXCEPTION':
$return_id = $updated_id;
break;
case 'SERIES-PSEUDO-EXCEPTION':
$return_id = is_array($event_info['master_event']) ? $event_info['master_event']['id'] . ':' . $event['recurrence'] : false;
break;
case 'SERIES-EXCEPTION-PROPAGATE':
if ($event_info['acl_edit'] && is_array($event_info['stored_event']))
{
// we had sufficient rights to propagate the status only exception to a real one
$return_id = $event_info['stored_event']['id'];
}
else
{
// we did not have sufficient rights to propagate the status only exception to a real one
// we have to keep the SERIES-PSEUDO-EXCEPTION id and keep the event untouched
$return_id = $event_info['master_event']['id'] . ':' . $event['recurrence'];
}
break;
}
if ($this->log)
{
$recur_date = $this->date2usertime($event_info['stored_event']['start']);
$event_info['stored_event'] = $this->read($event_info['stored_event']['id'], $recur_date);
error_log(__FILE__.'['.__LINE__.'] '.__METHOD__."()\n" .
array2string($event_info['stored_event'])."\n",3,$this->logfile);
}
return $return_id;
}
/**
* return a sife
*
* @param int $_id the id of the event
* @param int $recur_date=0 if set export the next recurrence at or after the timestamp,
* default 0 => export whole series (or events, if not recurring)
* @return string containing the SIFE
*/
function getSIF($_id, $recur_date=0)
{
if ($this->log)
{
error_log(__FILE__.'['.__LINE__.'] '.__METHOD__.
"($_id, $recur_date)\n",3,$this->logfile);
}
$sysCharSet = $GLOBALS['egw']->translation->charset();
$fields = array_unique(array_values($this->sifMapping));
sort($fields);
$tzid = null;
if (!($event = $this->read($_id, $recur_date, false, 'server')))
{
if ($this->read($_id, $recur_date, true, 'server'))
{
$retval = -1; // Permission denied
if($this->xmlrpc)
{
$GLOBALS['server']->xmlrpc_error($GLOBALS['xmlrpcerr']['no_access'],
$GLOBALS['xmlrpcstr']['no_access']);
}
if ($this->log)
{
error_log(__FILE__.'['.__LINE__.'] '.__METHOD__.
"() User does not have the permission to read event $_id.\n",
3,$this->logfile);
}
}
else
{
$retval = false; // Entry does not exist
if ($this->log)
{
error_log(__FILE__.'['.__LINE__.'] '.__METHOD__.
"() Event $_id not found.\n",3,$this->logfile);
}
}
return $retval;
}
if ($this->log)
{
error_log(__FILE__.'['.__LINE__.'] '.__METHOD__."()\n" .
array2string($event)."\n",3,$this->logfile);
}
if ($this->tzid)
{
// explicit device timezone
$tzid = $this->tzid;
}
else
{
// use event's timezone
$tzid = $event['tzid'];
}
if ($this->so->isWholeDay($event)) $event['whole_day'] = true;
if ($tzid)
{
if (!isset(self::$tz_cache[$tzid]))
{
self::$tz_cache[$tzid] = calendar_timezones::DateTimeZone($tzid);
}
}
if (!isset(self::$tz_cache[$event['tzid']]))
{
self::$tz_cache[$event['tzid']] = calendar_timezones::DateTimeZone($event['tzid']);
}
if ($recur_date && ($master = $this->read($_id, 0, true, 'server')))
{
$days = $this->so->get_recurrence_exceptions($master, $tzid, 0, 0, 'tz_rrule');
if (isset($days[$recur_date]))
{
$recur_date = $days[$recur_date]; // use remote representation
}
else
{
if ($this->log)
{
error_log(__FILE__.'['.__LINE__.'] '.__METHOD__.
"($_id, $recur_date) Unsupported status only exception, skipped ...\n",
3, $this->logfile);
}
return false; // unsupported pseudo exception
}
/*
$time = new egw_time($master['start'], egw_time::$server_timezone);
$time->setTimezone(self::$tz_cache[$tzid]);
$first_start = $time->format('His');
$time = new egw_time($event['start'], egw_time::$server_timezone);
$time->setTimezone(self::$tz_cache[$tzid]);
$recur_start = $time->format('His');
if ($first_start == $recur_start) return false; // Nothing to export
*/
$event['recur_type'] = MCAL_RECUR_NONE;
}
elseif (!$recur_date &&
$event['recur_type'] != MCAL_RECUR_NONE &&
!isset($event['whole_day'])) // whole-day events are not shifted
{
// Add the timezone transition related pseudo exceptions
$exceptions = $this->so->get_recurrence_exceptions($event, $tzid, 0, 0, 'tz_rrule');
if ($this->log)
{
error_log(__FILE__.'['.__LINE__.'] '.__METHOD__."(EXCEPTIONS)\n" .
array2string($exceptions)."\n",3,$this->logfile);
}
$event['recur_exception'] = $exceptions;
// Adjust the event start -- must not be an exception
$length = $event['end'] - $event['start'];
$rriter = calendar_rrule::event2rrule($event, false, $tzid);
$rriter->rewind();
if (!$rriter->valid()) return false; // completely disolved into exceptions
$event['start'] = egw_time::to($rriter->current, 'server');
$event['end'] = $event['start'] + $length;
foreach($exceptions as $key => $day)
{
// remove leading exceptions
if ($day <= $event['start']) unset($exceptions[$key]);
}
$event['recur_exception'] = $exceptions;
}
if ($this->uidExtension)
{
if (!preg_match('/\[UID:.+\]/m', $event['description']))
{
$event['description'] .= "\n[UID:" . $event['uid'] . "]";
}
}
$sifEvent = self::xml_decl . "<appointment>" . self::SIF_decl;
foreach ($this->sifMapping as $sifField => $egwField)
{
if (empty($egwField)) continue;
$value = $GLOBALS['egw']->translation->convert($event[$egwField], $sysCharSet, 'utf-8');
switch ($sifField)
{
case 'Importance':
$value = $value-1;
$sifEvent .= "<$sifField>$value</$sifField>";
break;
case 'RecurrenceType':
case 'Interval':
case 'PatternStartDate':
case 'NoEndDate':
case 'DayOfWeekMask':
case 'PatternEndDate':
break;
case 'IsRecurring':
if ($event['recur_type'] == MCAL_RECUR_NONE)
{
$sifEvent .= "<$sifField>0</$sifField>";
break;
}
$occurrences = 0;
if ($event['recur_enddate'] == 0)
{
$sifEvent .= '<NoEndDate>1</NoEndDate>';
}
else
{
$rriter = calendar_rrule::event2rrule($event, false, $tzid);
$rriter->rewind();
while ($rriter->valid())
{
$occurrences++;
$recur_date = $rriter->current();
if ($this->log)
{
error_log(__FILE__.'['.__LINE__.'] '.__METHOD__.
"() Client Recurrence[$occurrences] $recur_date\n", 3, $this->logfile);
}
if (!$rriter->exceptions || !in_array($recur_date->format('Ymd'),$rriter->exceptions))
{
$recur_end = $recur_date;
}
$rriter->next_no_exception();
}
$recurEndDate = egw_time::to($recur_end, 'server');
$sifEvent .= '<NoEndDate>0</NoEndDate>';
$sifEvent .= '<PatternEndDate>'. self::getDateTime($recurEndDate,$tzid) .'</PatternEndDate>';
}
calendar_rrule::rrule2tz($event, $event['start'], $tzid);
$eventInterval = ($event['recur_interval'] > 1 ? $event['recur_interval'] : 1);
switch ($event['recur_type'])
{
case MCAL_RECUR_DAILY:
$sifEvent .= "<$sifField>1</$sifField>";
$sifEvent .= '<RecurrenceType>'. self::olRecursDaily .'</RecurrenceType>';
$sifEvent .= '<Interval>'. $eventInterval .'</Interval>';
$sifEvent .= '<PatternStartDate>'. self::getDateTime($event['start'],$tzid) .'</PatternStartDate>';
if ($event['recur_enddate'])
{
$sifEvent .= '<Occurrences>'. $occurrences .'</Occurrences>';
}
break;
case MCAL_RECUR_WEEKLY:
$sifEvent .= "<$sifField>1</$sifField>";
$sifEvent .= '<RecurrenceType>'. self::olRecursWeekly .'</RecurrenceType>';
$sifEvent .= '<Interval>'. $eventInterval .'</Interval>';
$sifEvent .= '<PatternStartDate>'. self::getDateTime($event['start'],$tzid) .'</PatternStartDate>';
$sifEvent .= '<DayOfWeekMask>'. $event['recur_data'] .'</DayOfWeekMask>';
if ($event['recur_enddate'])
{
$sifEvent .= '<Occurrences>'. $occurrences .'</Occurrences>';
}
break;
case MCAL_RECUR_MONTHLY_MDAY:
$sifEvent .= "<$sifField>1</$sifField>";
$sifEvent .= '<RecurrenceType>'. self::olRecursMonthly .'</RecurrenceType>';
$sifEvent .= '<Interval>'. $eventInterval .'</Interval>';
$sifEvent .= '<PatternStartDate>'. self::getDateTime($event['start'],$tzid) .'</PatternStartDate>';
break;
case MCAL_RECUR_MONTHLY_WDAY:
$weekMaskMap = array('Sun' => self::olSunday, 'Mon' => self::olMonday, 'Tue' => self::olTuesday,
'Wed' => self::olWednesday, 'Thu' => self::olThursday, 'Fri' => self::olFriday,
'Sat' => self::olSaturday);
$sifEvent .= "<$sifField>1</$sifField>";
$sifEvent .= '<RecurrenceType>'. self::olRecursMonthNth .'</RecurrenceType>';
$sifEvent .= '<Interval>'. $eventInterval .'</Interval>';
$sifEvent .= '<PatternStartDate>'. self::getDateTime($event['start'],$tzid) .'</PatternStartDate>';
$sifEvent .= '<Instance>' . (1 + (int) ((date('d',$event['start'])-1) / 7)) . '</Instance>';
$sifEvent .= '<DayOfWeekMask>' . $weekMaskMap[date('D',$event['start'])] . '</DayOfWeekMask>';
break;
case MCAL_RECUR_YEARLY:
$sifEvent .= "<$sifField>1</$sifField>";
$sifEvent .= '<RecurrenceType>'. self::olRecursYearly .'</RecurrenceType>';
break;
}
if (is_array($event['recur_exception']))
{
$sifEvent .= '<Exceptions>';
foreach ($event['recur_exception'] as $day)
{
if (isset($event['whole_day']))
{
if (!is_a($day,'DateTime'))
{
$day = new egw_time($day,egw_time::$server_timezone);
$day->setTimezone(self::$tz_cache[$event['tzid']]);
}
$sifEvent .= '<ExcludeDate>' . $day->format('Y-m-d') . '</ExcludeDate>';
}
else
{
if ($this->log && is_a($day,'DateTime'))
{
error_log(__FILE__.'['.__LINE__.'] '.__METHOD__.
'() exception[' . $day->getTimezone()->getName() . ']: ' .
$day->format('Ymd\THis') . "\n",3,$this->logfile);
}
$sifEvent .= '<ExcludeDate>' . self::getDateTime($day,$tzid) . '</ExcludeDate>';
}
}
$sifEvent .= '</Exceptions>';
}
break;
case 'Sensitivity':
$value = (!$value ? '2' : '0');
$sifEvent .= "<$sifField>$value</$sifField>";
break;
case 'Folder':
# skip currently. This is the folder where Outlook stores the contact.
#$sifEvent .= "<$sifField>/</$sifField>";
break;
case 'AllDayEvent':
case 'End':
// get's handled by Start clause
break;
case 'Start':
if (isset($event['whole_day']))
{
// for whole-day events we use the date in event timezone
$time = new egw_time($event['start'],egw_time::$server_timezone);
$time->setTimezone(self::$tz_cache[$event['tzid']]);
$sifEvent .= '<Start>' . $time->format('Y-m-d') . '</Start>';
$time = new egw_time($event['end'],egw_time::$server_timezone);
$time->setTimezone(self::$tz_cache[$event['tzid']]);
$sifEvent .= '<End>' . $time->format('Y-m-d') . '</End>';
$sifEvent .= "<AllDayEvent>1</AllDayEvent>";
}
else
{
$sifEvent .= '<Start>' . self::getDateTime($event['start'],$tzid) . '</Start>';
$sifEvent .= '<End>' . self::getDateTime($event['end'],$tzid) . '</End>';
$sifEvent .= "<AllDayEvent>0</AllDayEvent>";
}
break;
case 'ReminderMinutesBeforeStart':
break;
case 'ReminderSet':
if (count((array)$event['alarm']) > 0)
{
$sifEvent .= "<$sifField>1</$sifField>";
foreach ($event['alarm'] as $alarmID => $alarmData)
{
$sifEvent .= '<ReminderMinutesBeforeStart>'. $alarmData['offset']/60 .'</ReminderMinutesBeforeStart>';
// lets take only the first alarm
break;
}
}
else
{
$sifEvent .= "<$sifField>0</$sifField>";
}
break;
case 'Categories':
if (!empty($value) && ($values = $this->get_categories($value)))
{
$value = implode(', ', $values);
$value = $GLOBALS['egw']->translation->convert($value, $sysCharSet, 'utf-8');
}
else
{
break;
}
default:
$value = @htmlspecialchars($value, ENT_QUOTES, 'utf-8');
$sifEvent .= "<$sifField>$value</$sifField>";
}
}
$sifEvent .= "</appointment>";
if ($this->log)
{
error_log(__FILE__.'['.__LINE__.'] '.__METHOD__ .
"() '$this->productName','$this->productSoftwareVersion'\n",3,$this->logfile);
error_log(__FILE__.'['.__LINE__.'] '.__METHOD__ .
"()\n".array2string($sifEvent)."\n",3,$this->logfile);
}
return $sifEvent;
}
/**
* Set the supported fields
*
* Currently we only store name and version, manucfacturer is always Funambol
*
* @param string $_productName
* @param string $_productSoftwareVersion
*/
function setSupportedFields($_productName='', $_productSoftwareVersion='')
{
$state =& $_SESSION['SyncML.state'];
if (isset($state))
{
$deviceInfo = $state->getClientDeviceInfo();
}
if (isset($deviceInfo) && is_array($deviceInfo))
{
if (isset($deviceInfo['uidExtension']) &&
$deviceInfo['uidExtension'])
{
$this->uidExtension = true;
}
if (isset($deviceInfo['nonBlockingAllday']) &&
$deviceInfo['nonBlockingAllday'])
{
$this->nonBlockingAllday = true;
}
if (isset($deviceInfo['tzid']) &&
$deviceInfo['tzid'])
{
$this->tzid = $deviceInfo['tzid'];
}
if (isset($GLOBALS['egw_info']['user']['preferences']['syncml']['calendar_owner']))
{
$owner = $GLOBALS['egw_info']['user']['preferences']['syncml']['calendar_owner'];
if (0 < (int)$owner && $this->check_perms(EGW_ACL_EDIT,0,$owner))
{
$this->calendarOwner = $owner;
}
}
}
// store product name and software version for futher usage
if ($_productName)
{
$this->productName = strtolower($_productName);
if (preg_match('/^[^\d]*(\d+\.?\d*)[\.|\d]*$/', $_productSoftwareVersion, $matches))
{
$this->productSoftwareVersion = $matches[1];
}
}
if ($this->log)
{
error_log(__FILE__.'['.__LINE__.'] '.__METHOD__.
'(' . $this->productName .
', '. $this->productSoftwareVersion . ")\n",3,$this->logfile);
}
}
}
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