mirror of
https://github.com/EGroupware/egroupware.git
synced 2024-12-14 10:41:23 +01:00
689 lines
18 KiB
PHP
689 lines
18 KiB
PHP
<?php
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/**
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* InfoLog - iCalendar Parser
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*
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* @link http://www.egroupware.org
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* @author Lars Kneschke <lkneschke@egroupware.org>
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* @author Joerg Lehrke <jlehrke@noc.de>
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* @package infolog
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* @subpackage syncml
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* @license http://opensource.org/licenses/gpl-license.php GPL - GNU General Public License
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* @version $Id$
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*/
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require_once EGW_SERVER_ROOT.'/phpgwapi/inc/horde/lib/core.php';
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/**
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* InfoLog: Create and parse iCal's
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*
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*/
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class infolog_ical extends infolog_bo
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{
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/**
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* @var array conversion of the priority egw => ical
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*/
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var $egw_priority2vcal_priority = array(
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0 => 9, // low
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1 => 5, // normal
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2 => 3, // high
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3 => 1, // urgent
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);
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/**
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* @var array conversion of the priority ical => egw
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*/
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var $vcal_priority2egw_priority = array(
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9 => 0, 8 => 0, 7 => 0, // low
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6 => 1, 5 => 1, 4 => 1, 0 => 1, // normal
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3 => 2, 2 => 2, // high
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1 => 3, // urgent
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);
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/**
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* manufacturer and name of the sync-client
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*
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* @var string
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*/
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var $productManufacturer = 'file';
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var $productName = '';
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/**
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* Shall we use the UID extensions of the description field?
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*
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* @var boolean
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*/
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var $uidExtension = false;
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/**
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* Client CTCap Properties
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*
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* @var array
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*/
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var $clientProperties;
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/**
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* Constructor
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*
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* @param array $_clientProperties client properties
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*/
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function __construct(&$_clientProperties = array())
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{
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parent::__construct();
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$this->clientProperties = $_clientProperties;
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}
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/**
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* Exports one InfoLog tast to an iCalendar VTODO
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*
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* @param int $_taskID info_id
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* @param string $_version='2.0' could be '1.0' too
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* @param string $_method='PUBLISH'
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* @return string/boolean string with vCal or false on error (eg. no permission to read the event)
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*/
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function exportVTODO($_taskID, $_version='2.0',$_method='PUBLISH')
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{
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$taskData = $this->read($_taskID);
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if ($taskData['info_id_parent'])
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{
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$parent = $this->read($taskData['info_id_parent']);
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$taskData['info_id_parent'] = $parent['info_uid'];
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}
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else
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{
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$taskData['info_id_parent'] = '';
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}
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if ($this->uidExtension)
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{
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if (!preg_match('/\[UID:.+\]/m', $taskData['info_des']))
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{
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$taskData['info_des'] .= "\n[UID:" . $taskData['info_uid'] . "]";
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if ($taskData['info_id_parent'] != '')
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{
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$taskData['info_des'] .= "\n[PARENT_UID:" . $taskData['info_id_parent'] . "]";
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}
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}
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}
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if (!empty($taskData['info_cat']))
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{
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$cats = $this->get_categories(array($taskData['info_cat']));
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$taskData['info_cat'] = $cats[0];
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}
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$taskData = $GLOBALS['egw']->translation->convert($taskData,
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$GLOBALS['egw']->translation->charset(), 'UTF-8');
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$vcal = new Horde_iCalendar;
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$vcal->setAttribute('VERSION',$_version);
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$vcal->setAttribute('METHOD',$_method);
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$vevent = Horde_iCalendar::newComponent('VTODO',$vcal);
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if (!isset($this->clientProperties['SUMMARY']['Size']))
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{
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// make SUMMARY a required field
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$this->clientProperties['SUMMARY']['Size'] = 0xFFFF;
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$this->clientProperties['SUMMARY']['NoTruncate'] = false;
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}
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// set fields that may contain non-ascii chars and encode them if necessary
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foreach (array(
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'SUMMARY' => $taskData['info_subject'],
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'DESCRIPTION' => $taskData['info_des'],
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'LOCATION' => $taskData['info_location'],
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'RELATED-TO' => $taskData['info_id_parent'],
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'UID' => $taskData['info_uid'],
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'CATEGORIES' => $taskData['info_cat'],
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) as $field => $value)
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{
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if (isset($this->clientProperties[$field]['Size']))
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{
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$size = $this->clientProperties[$field]['Size'];
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$noTruncate = $this->clientProperties[$field]['NoTruncate'];
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#Horde::logMessage("VTODO $field Size: $size, NoTruncate: " .
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# ($noTruncate ? 'TRUE' : 'FALSE'), __FILE__, __LINE__, PEAR_LOG_DEBUG);
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}
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else
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{
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$size = -1;
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$noTruncate = false;
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}
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$cursize = strlen($value);
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if (($size > 0) && $cursize > $size)
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{
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if ($noTruncate)
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{
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Horde::logMessage("VTODO $field omitted due to maximum size $size",
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__FILE__, __LINE__, PEAR_LOG_WARNING);
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continue; // skip field
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}
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// truncate the value to size
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$value = substr($value, 0, $size -1);
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#Horde::logMessage("VTODO $field truncated to maximum size $size",
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# __FILE__, __LINE__, PEAR_LOG_INFO);
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}
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if (empty($value) && ($size < 0 || $noTruncate)) continue;
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if ($field == 'RELATED-TO')
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{
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$options = array('RELTYPE' => 'PARENT');
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}
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else
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{
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$options = array();
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}
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/*if(preg_match('/([\000-\012\015\016\020-\037\075])/', $value)) {
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$options['ENCODING'] = 'QUOTED-PRINTABLE';
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}*/
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if ($this->productManufacturer != 'groupdav'
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&& preg_match('/([\177-\377])/',$value))
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{
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$options['CHARSET'] = 'UTF-8';
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}
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$vevent->setAttribute($field, $value, $options);
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}
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$dateOnly = false;
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if ($taskData['info_startdate'])
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{
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$dateOnly = self::setDateOrTime($vevent, 'DTSTART', $taskData['info_startdate']);
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}
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if ($taskData['info_enddate'])
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{
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$parts = @getdate($taskData['info_enddate']);
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if ($dateOnly)
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{
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$value = @mktime(0, 0, 0, $parts['mon'], $parts['mday'], $parts['year']);
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}
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else
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{
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$value = @mktime(12, 0, 0, $parts['mon'], $parts['mday'], $parts['year']);
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}
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self::setDateOrTime($vevent, 'DUE', $taskData['info_enddate']);
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}
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if ($taskData['info_datecompleted'])
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{
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self::setDateOrTime($vevent, 'COMPLETED', $taskData['info_datecompleted']);
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}
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$vevent->setAttribute('DTSTAMP',time());
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$vevent->setAttribute('CREATED',$GLOBALS['egw']->contenthistory->getTSforAction('infolog_task',$_taskID,'add'));
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$vevent->setAttribute('LAST-MODIFIED',$GLOBALS['egw']->contenthistory->getTSforAction('infolog_task',$_taskID,'modify'));
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$vevent->setAttribute('CLASS',$taskData['info_access'] == 'public' ? 'PUBLIC' : 'PRIVATE');
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$vevent->setAttribute('STATUS',$this->status2vtodo($taskData['info_status']));
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// we try to preserv the original infolog status as X-INFOLOG-STATUS, so we can restore it, if the user does not modify STATUS
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$vevent->setAttribute('X-INFOLOG-STATUS',$taskData['info_status']);
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$vevent->setAttribute('PERCENT-COMPLETE',$taskData['info_percent']);
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$vevent->setAttribute('PRIORITY',$this->egw_priority2vcal_priority[$taskData['info_priority']]);
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$vcal->addComponent($vevent);
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$retval = $vcal->exportvCalendar();
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Horde::logMessage("exportVTODO:\n" . print_r($retval, true), __FILE__, __LINE__, PEAR_LOG_DEBUG);
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return $retval;
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}
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/**
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* Import a VTODO component of an iCal
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*
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* @param string $_vcalData
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* @param int $_taskID=-1 info_id, default -1 = new entry
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* @param boolean $merge=false merge data with existing entry
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* @return int|boolean integer info_id or false on error
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*/
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function importVTODO(&$_vcalData, $_taskID=-1, $merge=false)
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{
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if (!$taskData = $this->vtodotoegw($_vcalData,$_taskID)) return false;
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// we suppose that a not set status in a vtodo means that the task did not started yet
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if (empty($taskData['info_status']))
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{
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$taskData['info_status'] = 'not-started';
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}
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if (empty($taskData['info_datecompleted']))
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{
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$taskData['info_datecompleted'] = 0;
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}
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return $this->write($taskData);
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}
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/**
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* Search a matching infolog entry for the VTODO data
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*
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* @param string $_vcalData VTODO
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* @param int $contentID=null infolog_id (or null, if unkown)
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* @param boolean $relax=false if true, a weaker match algorithm is used
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* @return infolog_id of a matching entry or false, if nothing was found
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*/
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function searchVTODO($_vcalData, $contentID=null, $relax=false) {
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$result = false;
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if (($egwData = $this->vtodotoegw($_vcalData)))
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{
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if ($contentID)
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{
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$egwData['info_id'] = $contentID;
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}
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$result = $this->findVTODO($egwData, $relax);
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}
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return $result;
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}
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/**
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* Convert VTODO into a eGW infolog entry
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*
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* @param string $_vcalData VTODO data
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* @param int $_taskID=-1 infolog_id of the entry
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* @return array infolog entry or false on error
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*/
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function vtodotoegw($_vcalData, $_taskID=-1)
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{
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$vcal = new Horde_iCalendar;
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if (!($vcal->parsevCalendar($_vcalData))) return false;
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if (isset($GLOBALS['egw_info']['user']['preferences']['syncml']['minimum_uid_length']))
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{
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$minimum_uid_length = $GLOBALS['egw_info']['user']['preferences']['syncml']['minimum_uid_length'];
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}
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else
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{
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$minimum_uid_length = 8;
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}
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$components = $vcal->getComponents();
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foreach ($components as $component)
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{
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if (is_a($component, 'Horde_iCalendar_vtodo'))
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{
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$taskData = array();
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$taskData['info_type'] = 'task';
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if ($_taskID > 0)
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{
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$taskData['info_id'] = $_taskID;
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}
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foreach ($component->_attributes as $attributes)
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{
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//$attributes['value'] = trim($attributes['value']);
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if (empty($attributes['value'])) continue;
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switch ($attributes['name'])
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{
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case 'CLASS':
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$taskData['info_access'] = strtolower($attributes['value']);
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break;
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case 'DESCRIPTION':
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$value = $attributes['value'];
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if (preg_match('/\s*\[UID:(.+)?\]/Usm', $value, $matches))
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{
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if (!isset($taskData['info_uid'])
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&& strlen($matches[1]) >= $minimum_uid_length)
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{
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$taskData['info_uid'] = $matches[1];
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}
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//$value = str_replace($matches[0], '', $value);
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}
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if (preg_match('/\s*\[PARENT_UID:(.+)?\]/Usm', $value, $matches))
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{
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if (!isset($taskData['info_id_parent'])
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&& strlen($matches[1]) >= $minimum_uid_length)
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{
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$taskData['info_id_parent'] = $this->getParentID($matches[1]);
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}
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//$value = str_replace($matches[0], '', $value);
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}
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$taskData['info_des'] = $value;
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break;
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case 'LOCATION':
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$taskData['info_location'] = $attributes['value'];
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break;
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case 'DUE':
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// eGroupWare uses date only
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$parts = @getdate($attributes['value']);
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$value = @mktime(0, 0, 0, $parts['mon'], $parts['mday'], $parts['year']);
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$taskData['info_enddate'] = $value;
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break;
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case 'COMPLETED':
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$taskData['info_datecompleted'] = $attributes['value'];
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break;
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case 'DTSTART':
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$taskData['info_startdate'] = $attributes['value'];
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break;
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case 'PRIORITY':
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if (1 <= $attributes['value'] && $attributes['value'] <= 3) {
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$taskData['info_priority'] = $this->vcal_priority2egw_priority[$attributes['value']];
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} else {
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$taskData['info_priority'] = 1; // default = normal
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}
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break;
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case 'STATUS':
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// check if we (still) have X-INFOLOG-STATUS set AND it would give an unchanged status (no change by the user)
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foreach($component->_attributes as $attr)
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{
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if ($attr['name'] == 'X-INFOLOG-STATUS') break;
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}
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$taskData['info_status'] = $this->vtodo2status($attributes['value'],
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$attr['name'] == 'X-INFOLOG-STATUS' ? $attr['value'] : null);
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break;
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case 'SUMMARY':
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$taskData['info_subject'] = $attributes['value'];
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break;
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case 'RELATED-TO':
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$taskData['info_id_parent'] = $this->getParentID($attributes['value']);
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break;
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case 'CATEGORIES':
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$cats = $this->find_or_add_categories(explode(',', $attributes['value']));
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$taskData['info_cat'] = $cats[0];
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break;
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case 'UID':
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if (strlen($attributes['value']) >= $minimum_uid_length) {
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$taskData['info_uid'] = $attributes['value'];
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}
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break;
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case 'PERCENT-COMPLETE':
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$taskData['info_percent'] = (int) $attributes['value'];
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break;
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}
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}
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# the horde ical class does already convert in parsevCalendar
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# do NOT convert here
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#$taskData = $GLOBALS['egw']->translation->convert($taskData, 'UTF-8');
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Horde::logMessage("vtodotoegw:\n" . print_r($taskData, true), __FILE__, __LINE__, PEAR_LOG_DEBUG);
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return $taskData;
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}
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}
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return false;
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}
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/**
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* Export an infolog entry as VNOTE
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*
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* @param int $_noteID the infolog_id of the entry
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* @param string $_type content type (e.g. text/plain)
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* @return string VNOTE representation of the infolog entry
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*/
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function exportVNOTE($_noteID, $_type)
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{
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$note = $this->read($_noteID);
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$note = $GLOBALS['egw']->translation->convert($note,
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$GLOBALS['egw']->translation->charset(), 'UTF-8');
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switch ($_type)
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{
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case 'text/plain':
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$txt = $note['info_subject']."\n\n".$note['info_des'];
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return $txt;
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break;
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case 'text/x-vnote':
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$vnote = new Horde_iCalendar_vnote();
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$options = array('CHARSET' => 'UTF-8');
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$vNote->setAttribute('VERSION', '1.1');
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foreach (array( 'SUMMARY' => $note['info_subject'],
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'BODY' => $note['info_des'],
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) as $field => $value)
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{
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$vnote->setAttribute($field, $value);
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if ($this->productManufacturer != 'groupdav'
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&& preg_match('/([\177-\377])/', $value))
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{
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$vevent->setParameter($field, $options);
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}
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}
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if ($note['info_startdate'])
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{
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$vnote->setAttribute('DCREATED',$note['info_startdate']);
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}
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$vnote->setAttribute('DCREATED',$GLOBALS['egw']->contenthistory->getTSforAction('infolog_note',$_noteID,'add'));
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$vnote->setAttribute('LAST-MODIFIED',$GLOBALS['egw']->contenthistory->getTSforAction('infolog_note',$_noteID,'modify'));
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if (!empty($note['info_cat']))
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{
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$cats = $this->get_categories(array($note['info_cat']));
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$value = $cats[0];
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$vnote->setAttribute('CATEGORIES', $value);
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if ($this->productManufacturer != 'groupdav'
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&& preg_match('/([\177-\377])/', $value))
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{
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$vevent->setParameter('CATEGORIES', $options);
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}
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}
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#$vnote->setAttribute('CLASS',$taskData['info_access'] == 'public' ? 'PUBLIC' : 'PRIVATE');
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return $vnote->exportvCalendar();
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break;
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}
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return false;
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}
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/**
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* Check whether to export a date or date+time
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*
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* @param Horde_iCalendar_* $vevent
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* @param string $attr attribute name
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* @param int $value timestamp
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* @return boolean true, if date only
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*/
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static function setDateOrTime($vevent,$attr,$value)
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{
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if (date('Hi',$value) == '0000')
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{
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$vevent->setAttribute($attr, array(
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'year' => date('Y',$value),
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'month' => date('m',$value),
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'mday' => date('d',$value),
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), array('VALUE' => 'DATE'));
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return true;
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}
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else
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{
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$vevent->setAttribute($attr, $value);
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}
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return false;
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}
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/**
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* Import a VNOTE component of an iCal
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*
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* @param string $_vcalData
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* @param string $_type content type (eg.g text/plain)
|
|
* @param int $_taskID=-1 info_id, default -1 = new entry
|
|
* @param boolean $merge=false merge data with existing entry
|
|
* @return int|boolean integer info_id or false on error
|
|
*/
|
|
function importVNOTE(&$_vcalData, $_type, $_noteID = -1, $merge=false)
|
|
{
|
|
if (!($note = $this->vnotetoegw($_vcalData, $_type))) return false;
|
|
|
|
if($_noteID > 0) $note['info_id'] = $_noteID;
|
|
|
|
if (empty($note['info_status'])) $note['info_status'] = 'done';
|
|
|
|
#_debug_array($taskData);exit;
|
|
return $this->write($note);
|
|
}
|
|
|
|
/**
|
|
* Search a matching infolog entry for the VNOTE data
|
|
*
|
|
* @param string $_vcalData VNOTE
|
|
* @param int $contentID=null infolog_id (or null, if unkown)
|
|
* @return infolog_id of a matching entry or false, if nothing was found
|
|
*/
|
|
function searchVNOTE($_vcalData, $_type, $contentID=null)
|
|
{
|
|
if (!($note = $this->vnotetoegw($_vcalData,$_type))) return false;
|
|
|
|
if ($contentID) $note['info_id'] = $contentID;
|
|
|
|
unset($note['info_startdate']);
|
|
|
|
$filter = array();
|
|
|
|
if (!empty($note['info_des']))
|
|
{
|
|
$description = trim(preg_replace("/\r?\n?\\[[A-Z_]+:.*\\]/i", '', $note['info_des']));
|
|
unset($note['info_des']);
|
|
if (strlen($description))
|
|
{
|
|
$filter['search'] = $description;
|
|
}
|
|
}
|
|
|
|
$filter['col_filter'] = $note;
|
|
|
|
if (($foundItems = $this->search($filter)))
|
|
{
|
|
if (count($foundItems) > 0)
|
|
{
|
|
$itemIDs = array_keys($foundItems);
|
|
return $itemIDs[0];
|
|
}
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
/**
|
|
* Convert VTODO into a eGW infolog entry
|
|
*
|
|
* @param string $_data VNOTE data
|
|
* @param string $_type content type (eg.g text/plain)
|
|
* @return array infolog entry or false on error
|
|
*/
|
|
function vnotetoegw($_data, $_type)
|
|
{
|
|
switch ($_type)
|
|
{
|
|
case 'text/plain':
|
|
$note = array();
|
|
$note['info_type'] = 'note';
|
|
$botranslation =& CreateObject('phpgwapi.translation');
|
|
$txt = $botranslation->convert($_data, 'utf-8');
|
|
$txt = str_replace("\r\n", "\n", $txt);
|
|
|
|
if (preg_match("/^(^\n)\n\n(.*)$/", $txt, $match))
|
|
{
|
|
$note['info_subject'] = $match[0];
|
|
$note['info_des'] = $match[1];
|
|
}
|
|
else
|
|
{
|
|
// should better be imported as subject, but causes duplicates
|
|
// TODO: should be examined
|
|
$note['info_des'] = $txt;
|
|
}
|
|
|
|
return $note;
|
|
break;
|
|
|
|
case 'text/x-vnote':
|
|
$vnote = new Horde_iCalendar;
|
|
if (!$vcal->parsevCalendar($_data)) return false;
|
|
|
|
$components = $vnote->getComponent();
|
|
foreach ($components as $component)
|
|
{
|
|
if (is_a($component, 'Horde_iCalendar_vnote'))
|
|
{
|
|
$note = array();
|
|
$note['info_type'] = 'note';
|
|
|
|
foreach ($component->_attributes as $attribute)
|
|
{
|
|
switch ($attribute['name'])
|
|
{
|
|
case 'BODY':
|
|
$note['info_des'] = $attribute['value'];
|
|
break;
|
|
|
|
case 'SUMMARY':
|
|
$note['info_subject'] = $attribute['value'];
|
|
break;
|
|
|
|
case 'CATEGORIES':
|
|
$cats = $this->find_or_add_categories(explode(',', $attribute['value']));
|
|
$note['info_cat'] = $cats[0];
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
return $note;
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
|
|
/**
|
|
* Set the supported fields
|
|
*
|
|
* Currently we only store manufacturer and name
|
|
*
|
|
* @param string $_productManufacturer
|
|
* @param string $_productName
|
|
*/
|
|
function setSupportedFields($_productManufacturer='', $_productName='')
|
|
{
|
|
$state = &$_SESSION['SyncML.state'];
|
|
if (isset($state))
|
|
{
|
|
$deviceInfo = $state->getClientDeviceInfo();
|
|
}
|
|
|
|
// store product manufacturer and name, to be able to use it elsewhere
|
|
if ($_productManufacturer)
|
|
{
|
|
$this->productManufacturer = strtolower($_productManufacturer);
|
|
$this->productName = strtolower($_productName);
|
|
}
|
|
|
|
if (isset($deviceInfo) && is_array($deviceInfo))
|
|
{
|
|
if (!isset($this->productManufacturer)
|
|
|| $this->productManufacturer == ''
|
|
|| $this->productManufacturer == 'file')
|
|
{
|
|
$this->productManufacturer = strtolower($deviceInfo['manufacturer']);
|
|
}
|
|
if (!isset($this->productName) || $this->productName == '')
|
|
{
|
|
$this->productName = strtolower($deviceInfo['model']);
|
|
}
|
|
if (isset($deviceInfo['uidExtension'])
|
|
&& $deviceInfo['uidExtension'])
|
|
{
|
|
$this->uidExtension = true;
|
|
}
|
|
}
|
|
|
|
Horde::logMessage('setSupportedFields(' . $this->productManufacturer . ', ' . $this->productName .')', __FILE__, __LINE__, PEAR_LOG_DEBUG);
|
|
|
|
}
|
|
}
|