egroupware_official/infolog/inc/class.infolog_groupdav.inc.php

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<?php
/**
* EGroupware: GroupDAV access: infolog handler
*
* @link http://www.egroupware.org
* @license http://opensource.org/licenses/gpl-license.php GPL - GNU General Public License
* @package infolog
* @subpackage groupdav
* @author Ralf Becker <RalfBecker-AT-outdoor-training.de>
* @copyright (c) 2007-13 by Ralf Becker <RalfBecker-AT-outdoor-training.de>
* @version $Id$
*/
require_once EGW_SERVER_ROOT.'/phpgwapi/inc/horde/lib/core.php';
/**
* EGroupware: GroupDAV access: infolog handler
*
* Permanent error_log() calls should use $this->groupdav->log($str) instead, to be send to PHP error_log()
* and our request-log (prefixed with "### " after request and response, like exceptions).
*/
class infolog_groupdav extends groupdav_handler
{
/**
* bo class of the application
*
* @var infolog_bo
*/
var $bo;
/**
* vCalendar Instance for parsing
*
* @var array
*/
var $vCalendar;
var $filter_prop2infolog = array(
'SUMMARY' => 'info_subject',
'UID' => 'info_uid',
'DTSTART' => 'info_startdate',
'DUE' => 'info_enddate',
'DESCRIPTION' => 'info_des',
'STATUS' => 'info_status',
'PRIORITY' => 'info_priority',
'LOCATION' => 'info_location',
'COMPLETED' => 'info_datecompleted',
'CREATED' => 'info_created',
);
/**
* Are we using info_id, info_uid or caldav_name for the path/url
*
* Get's set in constructor to 'caldav_name' and groupdav_handler::$path_extension = ''!
*/
static $path_attr = 'info_id';
/**
* Constructor
*
* @param string $app 'calendar', 'addressbook' or 'infolog'
* @param groupdav $groupdav calling class
*/
function __construct($app, groupdav $groupdav)
{
parent::__construct($app, $groupdav);
$this->bo = new infolog_bo();
$this->vCalendar = new Horde_iCalendar;
// since 1.9.002 we allow clients to specify the URL when creating a new event, as specified by CalDAV
if (version_compare($GLOBALS['egw_info']['apps']['calendar']['version'], '1.9.002', '>='))
{
self::$path_attr = 'caldav_name';
groupdav_handler::$path_extension = '';
}
}
/**
* Create the path for an event
*
* @param array|int $info
* @return string
*/
function get_path($info)
{
if (is_numeric($info) && self::$path_attr == 'info_id')
{
$name = $info;
}
else
{
if (!is_array($info)) $info = $this->bo->read($info);
$name = $info[self::$path_attr];
}
return $name.groupdav_handler::$path_extension;
}
/**
* Get filter-array for infolog_bo::search used by getctag and propfind
*
* @param string $path
* @param int $user account_id
* @return array
*/
private function get_infolog_filter($path, $user)
{
if (!($infolog_types = $GLOBALS['egw_info']['user']['preferences']['groupdav']['infolog-types']))
{
$infolog_types = 'task';
}
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if ($path == '/infolog/')
{
$task_filter= 'own';
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}
else
{
if ($user == $GLOBALS['egw_info']['user']['account_id'])
{
$task_filter = 'own';
}
else
{
$task_filter = 'user' . $user;
}
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}
$ret = array(
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'filter' => $task_filter,
'info_type' => explode(',', $infolog_types),
);
//error_log(__METHOD__."('$path', $user) returning ".array2string($ret));
return $ret;
}
/**
* Handle propfind in the infolog folder
*
* @param string $path
* @param array &$options
* @param array &$files
* @param int $user account_id
* @return mixed boolean true on success, false on failure or string with http status (eg. '404 Not Found')
*/
function propfind($path,&$options,&$files,$user,$id='')
{
// todo add a filter to limit how far back entries from the past get synced
$filter = $this->get_infolog_filter($path, $user);
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// process REPORT filters or multiget href's
if (($id || $options['root']['name'] != 'propfind') && !$this->_report_filters($options, $filter, $id, $nresults))
{
// return empty collection, as iCal under iOS 5 had problems with returning "404 Not found" status
// when trying to request not supported components, eg. VTODO on a calendar collection
return true;
}
// enable time-range filter for tests via propfind / autoindex
//$filter[] = $sql = $this->_time_range_filter(array('end' => '20001231T000000Z'));
if ($id) $path = dirname($path).'/'; // caldav_name get's added anyway in the callback
if ($this->debug > 1)
{
error_log(__METHOD__."($path,,,$user,$id) filter=".
array2string($filter));
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}
// check if we have to return the full calendar data or just the etag's
if (!($filter['calendar_data'] = $options['props'] == 'all' &&
$options['root']['ns'] == groupdav::CALDAV) && is_array($options['props']))
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{
foreach($options['props'] as $prop)
{
if ($prop['name'] == 'calendar-data')
{
$filter['calendar_data'] = true;
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break;
}
}
}
// rfc 6578 sync-collection report: filter for sync-token is already set in _report_filters
if ($options['root']['name'] == 'sync-collection')
{
// callback to query sync-token, after propfind_callbacks / iterator is run and
// stored max. modification-time in $this->sync_collection_token
$files['sync-token'] = array($this, 'get_sync_collection_token');
$files['sync-token-params'] = array($path, $user);
$this->sync_collection_token = null;
$filter['order'] = 'info_datemodified ASC'; // return oldest modifications first
$filter['sync-collection'] = true;
}
if (isset($nresults))
{
$files['files'] = $this->propfind_callback($path, $filter, array(0, (int)$nresults));
// hack to support limit with sync-collection report: contacts are returned in modified ASC order (oldest first)
// if limit is smaller then full result, return modified-1 as sync-token, so client requests next chunk incl. modified
// (which might contain further entries with identical modification time)
if ($options['root']['name'] == 'sync-collection' && $this->bo->total > $nresults)
{
--$this->sync_collection_token;
$files['sync-token-params'][] = true; // tel get_sync_collection_token that we have more entries
}
}
else
{
// return iterator, calling ourself to return result in chunks
$files['files'] = new groupdav_propfind_iterator($this,$path,$filter,$files['files']);
}
return true;
}
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/**
* Callback for profind interator
*
* @param string $path
* @param array $filter
* @param array|boolean $start=false false=return all or array(start,num)
* @return array with "files" array with values for keys path and props
*/
function &propfind_callback($path,array $filter,$start=false)
{
if ($this->debug) $starttime = microtime(true);
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if (($calendar_data = $filter['calendar_data']))
{
$handler = self::_get_handler();
}
unset($filter['calendar_data']);
$task_filter = $filter['filter'];
unset($filter['filter']);
$order = 'info_datemodified';
$sort = 'DESC';
if (preg_match('/^([a-z0-9_]+)( DESC| ASC)?$/i', $filter['order'], $matches))
{
$order = $matches[1];
if ($matches[2]) $sort = $matches[2];
unset($filter['order']);
}
$query = array(
'order' => $order,
'sort' => $sort,
'filter' => $task_filter,
'date_format' => 'server',
'col_filter' => $filter,
'custom_fields' => true, // otherwise custom fields get NOT loaded!
);
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if (!$calendar_data)
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{
$query['cols'] = array('info_id', 'info_datemodified', 'info_uid', 'caldav_name', 'info_subject', 'info_status');
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}
if (is_array($start))
{
$query['start'] = $offset = $start[0];
$query['num_rows'] = $start[1];
}
else
{
$offset = 0;
}
$requested_multiget_ids = (array)$filter[self::$path_attr];
$files = array();
// ToDo: add parameter to only return id & etag
$tasks =& $this->bo->search($query);
if ($tasks && $offset == $query['start'])
{
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foreach($tasks as $task)
{
// remove task from requested multiget ids, to be able to report not found urls
if ($requested_multiget_ids && ($k = array_search($task[self::$path_attr], $requested_multiget_ids)) !== false)
{
unset($requested_multiget_ids[$k]);
}
// sync-collection report: deleted entry need to be reported without properties
if ($task['info_status'] == 'deleted')
{
$files[] = array('path' => $path.urldecode($this->get_path($task)));
continue;
}
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$props = array(
'getcontenttype' => $this->agent != 'kde' ? 'text/calendar; charset=utf-8; component=VTODO' : 'text/calendar', // Konqueror (3.5) dont understand it otherwise
'getlastmodified' => $task['info_datemodified'],
'displayname' => $task['info_subject'],
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);
if ($calendar_data)
{
$content = $handler->exportVTODO($task, '2.0', null); // no METHOD:PUBLISH for CalDAV
$props['getcontentlength'] = bytes($content);
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$props[] = HTTP_WebDAV_Server::mkprop(groupdav::CALDAV,'calendar-data',$content);
}
$files[] = $this->add_resource($path, $task, $props);
}
}
// report not found multiget urls
if ($requested_multiget_ids)
{
foreach($requested_multiget_ids as $id)
{
$files[] = array('path' => $path.$id.self::$path_extension);
}
}
// sync-collection report --> return modified of last contact as sync-token
$sync_collection_report = $filter['sync-collection'];
if ($sync_collection_report)
{
$this->sync_collection_token = $task['date_modified'];
// hack to support limit with sync-collection report: tasks are returned in modified ASC order (oldest first)
// if limit is smaller then full result, return modified-1 as sync-token, so client requests next chunk incl. modified
// (which might contain further entries with identical modification time)
if ($start[0] == 0 && $start[1] != groupdav_propfind_iterator::CHUNK_SIZE && $this->bo->total > $start[1])
{
--$this->sync_collection_token;
}
}
if ($this->debug) error_log(__METHOD__."($path) took ".(microtime(true) - $starttime).' to return '.count($files).' items');
return $files;
}
/**
* Process the filters from the CalDAV REPORT request
*
* @param array $options
* @param array &$cal_filters
* @param string $id
* @param int &$nresult on return limit for number or results or unchanged/null
* @return boolean true if filter could be processed
*/
function _report_filters($options,&$cal_filters,$id, &$nresults)
{
if ($options['filters'])
{
$cal_filters_in = $cal_filters; // remember filter, to be able to reset standard open-filter, if client sets own filters
foreach($options['filters'] as $filter)
{
switch($filter['name'])
{
case 'comp-filter':
if ($this->debug > 1) error_log(__METHOD__."($options[path],...) comp-filter='{$filter['attrs']['name']}'");
switch($filter['attrs']['name'])
{
case 'VTODO':
case 'VCALENDAR':
break;
default:
return false;
}
break;
case 'prop-filter':
if ($this->debug > 1) error_log(__METHOD__."($options[path],...) prop-filter='{$filter['attrs']['name']}'");
$prop_filter = $filter['attrs']['name'];
break;
case 'text-match':
if ($this->debug > 1) error_log(__METHOD__."($options[path],...) text-match: $prop_filter='{$filter['data']}'");
if (!isset($this->filter_prop2infolog[strtoupper($prop_filter)]))
{
if ($this->debug) error_log(__METHOD__."($options[path],".array2string($options).",...) unknown property '$prop_filter' --> ignored");
}
else
{
$cal_filters[$this->filter_prop2infolog[strtoupper($prop_filter)]] = $filter['data'];
}
unset($prop_filter);
break;
case 'param-filter':
if ($this->debug) error_log(__METHOD__."($options[path],...) param-filter='{$filter['attrs']['name']}' not (yet) implemented!");
break;
case 'time-range':
$cal_filters[] = $this->_time_range_filter($filter['attrs']);
break;
default:
if ($this->debug) error_log(__METHOD__."($options[path],".array2string($options).",...) unknown filter --> ignored");
break;
}
}
}
// parse limit from $options['other']
/* Example limit
<B:limit>
<B:nresults>10</B:nresults>
</B:limit>
*/
foreach((array)$options['other'] as $option)
{
switch($option['name'])
{
case 'nresults':
$nresults = (int)$option['data'];
//error_log(__METHOD__."(...) options[other]=".array2string($options['other'])." --> nresults=$nresults");
break;
case 'limit':
break;
case 'href':
break; // from addressbook-multiget, handled below
// rfc 6578 sync-report
case 'sync-token':
if (!empty($option['data']))
{
$parts = explode('/', $option['data']);
$sync_token = array_pop($parts);
$cal_filters[] = 'info_datemodified>'.(int)$sync_token;
$cal_filters['filter'] .= '+deleted'; // to return deleted entries too
}
break;
case 'sync-level':
if ($option['data'] != '1')
{
$this->groupdav->log(__METHOD__."(...) only sync-level {$option['data']} requested, but only 1 supported! options[other]=".array2string($options['other']));
}
break;
default:
$this->groupdav->log(__METHOD__."(...) unknown xml tag '{$option['name']}': options[other]=".array2string($options['other']));
break;
}
}
// multiget or propfind on a given id
//error_log(__FILE__ . __METHOD__ . "multiget of propfind:");
if ($options['root']['name'] == 'calendar-multiget' || $id)
{
$ids = array();
if ($id)
{
$cal_filters[self::$path_attr] = groupdav_handler::$path_extension ?
basename($id,groupdav_handler::$path_extension) : $id;
}
else // fetch all given url's
{
foreach($options['other'] as $option)
{
if ($option['name'] == 'href')
{
$parts = explode('/',$option['data']);
if (($id = basename(urldecode(array_pop($parts)))))
{
$cal_filters[self::$path_attr][] = groupdav_handler::$path_extension ?
basename($id,groupdav_handler::$path_extension) : $id;
}
}
}
}
if ($this->debug > 1) error_log(__METHOD__ ."($options[path],...,$id) calendar-multiget: ids=".implode(',',$ids));
}
return true;
}
/**
* Create SQL filter from time-range filter attributes
*
* CalDAV time-range for VTODO checks DTSTART, DTEND, DUE, CREATED and allways includes tasks if none given
* @see http://tools.ietf.org/html/rfc4791#section-9.9
*
* @param array $attrs values for keys 'start' and/or 'end', at least one is required by CalDAV rfc!
* @return string with sql
*/
private function _time_range_filter(array $attrs)
{
$to_or = $to_and = array();
if (!empty($attrs['start']))
{
$start = (int)$this->vCalendar->_parseDateTime($attrs['start']);
}
if (!empty($attrs['end']))
{
$end = (int)$this->vCalendar->_parseDateTime($attrs['end']);
}
elseif (empty($attrs['start']))
{
$this->groupdav->log(__METHOD__.'('.array2string($attrs).') minimum one of start or end is required!');
return '1'; // to not give sql error, but simply not filter out anything
}
// we dont need to care for DURATION line in rfc4791#section-9.9, as we always put that in DUE/info_enddate
// we have start- and/or enddate
if (isset($start))
{
$to_and[] = "($start < info_enddate OR $start <= info_startdate)";
}
if (isset($end))
{
$to_and[] = "(info_startdate < $end OR info_enddate <= $end)";
}
$to_or[] = '('.implode(' AND ', $to_and).')';
/* either start or enddate is already included in the above, because of OR!
// only a startdate, no enddate
$to_or[] = "NOT info_enddate > 0".($start ? " AND $start <= info_startdate" : '').
($end ? " AND info_startdate < $end" : '');
// only an enddate, no startdate
$to_or[] = "NOT info_startdate > 0".($start ? " AND $start < info_enddate" : '').
($end ? " AND info_enddate <= $end" : '');*/
// no startdate AND no enddate (2. half of rfc4791#section-9.9) --> use created and due dates instead
$to_or[] = 'NOT info_startdate > 0 AND NOT info_enddate > 0 AND ('.
// we have a completed date
"info_datecompleted > 0".(isset($start) ? " AND ($start <= info_datecompleted OR $start <= info_created)" : '').
(isset($end) ? " AND (info_datecompleted <= $end OR info_created <= $end)" : '').' OR '.
// we have no completed date, but always a created date
"NOT info_datecompleted > 0". (isset($end) ? " AND info_created < $end" : '').
')';
$sql = '('.implode(' OR ', $to_or).')';
if ($this->debug > 1) error_log(__FILE__ . __METHOD__.'('.array2string($attrs).") time-range={$filter['attrs']['start']}-{$filter['attrs']['end']} --> $sql");
return $sql;
}
/**
* Handle get request for a task / infolog entry
*
* @param array &$options
* @param int $id
* @param int $user=null account_id
* @return mixed boolean true on success, false on failure or string with http status (eg. '404 Not Found')
*/
function get(&$options,$id,$user=null)
{
if (!is_array($task = $this->_common_get_put_delete('GET',$options,$id)))
{
return $task;
}
$handler = $this->_get_handler();
$options['data'] = $handler->exportVTODO($task, '2.0', null); // no METHOD:PUBLISH for CalDAV
$options['mimetype'] = 'text/calendar; charset=utf-8';
header('Content-Encoding: identity');
header('ETag: "'.$this->get_etag($task).'"');
return true;
}
/**
* Handle put request for a task / infolog entry
*
* @param array &$options
* @param int $id
* @param int $user=null account_id of owner, default null
* @param string $prefix=null user prefix from path (eg. /ralf from /ralf/addressbook)
* @return mixed boolean true on success, false on failure or string with http status (eg. '404 Not Found')
*/
function put(&$options,$id,$user=null,$prefix=null)
{
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if ($this->debug) error_log(__METHOD__."($id, $user)".print_r($options,true));
$oldTask = $this->_common_get_put_delete('PUT',$options,$id);
if (!is_null($oldTask) && !is_array($oldTask))
{
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return $oldTask;
}
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$handler = $this->_get_handler();
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$vTodo = htmlspecialchars_decode($options['content']);
if (is_array($oldTask))
{
$taskId = $oldTask['info_id'];
$retval = true;
}
else // new entry
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{
$taskId = 0;
$retval = '201 Created';
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}
if ($GLOBALS['egw_info']['user']['preferences']['groupdav']['infolog-cat-action'] &&
$GLOBALS['egw_info']['user']['preferences']['groupdav']['infolog-cat-action'] !== 'none')
{
$callback_data = array(array($this, 'cat_action'), $oldTask);
}
if (!($infoId = $handler->importVTODO($vTodo, $taskId, false, $user, null, $id, $callback_data)))
{
if ($this->debug) error_log(__METHOD__."(,$id) import_vtodo($options[content]) returned false");
return '403 Forbidden';
}
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if ($infoId != $taskId)
{
$retval = '201 Created';
}
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// send evtl. necessary respose headers: Location, etag, ...
// but only for new entries, as X-INFOLOG-STATUS get's not updated on client, if we confirm with an etag
if ($retval !== true && (!$path_attr_is_name ||
// POST with add-member query parameter
$_SERVER['REQUEST_METHOD'] == 'POST' && isset($_GET['add-member'])))
{
$this->put_response_headers($infoId, $options['path'], $retval, self::$path_attr == 'caldav_name');
}
return $retval;
}
/**
* Update etag, ctag and sync-token to reflect changed attachments
*
* @param array|string|int $entry array with entry data from read, or id
*/
public function update_tags($entry)
{
if (!is_array($entry)) $entry = $this->read($entry);
$this->bo->write($entry, true);
}
/**
* Callback for infolog_ical::importVTODO to implement infolog-cat-action
*
* @param array $task
* @param array $oldTask=null
* @return array modified task data
*/
public function cat_action(array $task, $oldTask=null)
{
$action = $GLOBALS['egw_info']['user']['preferences']['groupdav']['infolog-cat-action'];
//error_log(__METHOD__.'('.array2string($task).', '.array2string($oldTask).") action=$action");
if ($task['info_cat'] && ($new_cat = categories::id2name($task['info_cat'])) &&
strpos($new_cat, '@') !== false)
{
$new_user = $GLOBALS['egw']->accounts->name2id($new_cat, 'account_email');
}
$old_responsible = $task['info_responsible'];
// no action taken, if cat is not email of user
if ($new_user)
{
// make sure category is global, as otherwise it will not be transmitted to other users
if (!categories::is_global($task['info_cat']))
{
$cat_obj = new categories(categories::GLOBAL_ACCOUNT, 'infolog');
$cat = categories::read($task['info_cat']);
$cat['owner'] = categories::GLOBAL_ACCOUNT;
$cat['access'] = 'public';
$cat_obj->edit($cat);
}
// if replace, remove user of old category from responsible
if ($action == 'replace' && $oldTask && $oldTask['info_cat'] &&
($old_cat = categories::id2name($oldTask['info_cat'])) && strpos($old_cat, '@') !== false &&
($old_user = $GLOBALS['egw']->accounts->name2id($old_cat, 'account_email')) &&
($key = array_search($old_user, (array)$task['info_responsible'])) !== false)
{
unset($task['info_responsible'][$key]);
}
switch($action)
{
case 'set':
$task['info_responsible'] = array();
// fall through
case 'set-user':
foreach($task['info_responsible'] as $key => $account_id)
{
if ($GLOBALS['egw']->accounts->get_type($account_id) == 'u')
{
unset($task['info_responsible'][$key]);
}
}
// fall-through
case 'add':
case 'replace':
if (!in_array($new_user, (array)$task['info_responsible']))
{
$task['info_responsible'][] = $new_user;
}
break;
}
}
error_log(__METHOD__."() action=$action, new_cat=$new_cat --> new_user=$new_user, old_cat=$old_cat --> old_user=$old_user: responsible: ".array2string($old_responsible).' --> '.array2string($task['info_responsible']));
return $task;
}
/**
* Handle delete request for a task / infolog entry
*
* @param array &$options
* @param int $id
* @return mixed boolean true on success, false on failure or string with http status (eg. '404 Not Found')
*/
function delete(&$options,$id)
{
if (!is_array($task = $this->_common_get_put_delete('DELETE',$options,$id)))
{
return $task;
}
return $this->bo->delete($task['info_id']);
}
/**
* Read an entry
*
* We have to make sure to not return or even consider in read deleted infologs, as the might have
* the same UID and/or caldav_name as not deleted ones and would block access to valid entries
*
* @param string|id $id
* @return array|boolean array with entry, false if no read rights, null if $id does not exist
*/
function read($id)
{
return $this->bo->read(array(self::$path_attr => $id, "info_status!='deleted'"),false,'server');
}
/**
* Get id from entry-array returned by read()
*
* Reimplemented because id uses key 'info_id'
*
* @param int|string|array $entry
* @return int|string
*/
function get_id($entry)
{
return is_array($entry) ? $entry['info_id'] : $entry;
}
/**
* Check if user has the neccessary rights on a task / infolog entry
*
* @param int $acl EGW_ACL_READ, EGW_ACL_EDIT or EGW_ACL_DELETE
* @param array|int $task task-array or id
* @return boolean null if entry does not exist, false if no access, true if access permitted
*/
function check_access($acl,$task)
{
if (is_null($task)) return true;
$access = $this->bo->check_access($task,$acl);
if (!$access && $acl == EGW_ACL_EDIT && $this->bo->is_responsible($task))
{
$access = true; // access limited to $this->bo->responsible_edit fields (handled in infolog_bo::write())
}
if ($this->debug > 1) error_log(__METHOD__."($acl, ".array2string($task).') returning '.array2string($access));
return $access;
}
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/**
* Query ctag for infolog
*
* @return string
*/
public function getctag($path,$user)
{
return $this->bo->getctag($this->get_infolog_filter($path, $user));
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}
/**
* Get the etag for an infolog entry
*
* etag currently uses the modifcation time (info_datemodified), 1.9.002 adds etag column, but it's not yet used!
*
* @param array|int $info array with infolog entry or info_id
* @return string|boolean string with etag or false
*/
function get_etag($info)
{
if (!is_array($info))
{
$info = $this->bo->read($info,true,'server');
}
if (!is_array($info) || !isset($info['info_id']) || !isset($info['info_datemodified']))
{
return false;
}
return $info['info_id'].':'.$info['info_datemodified'];
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}
/**
* Add extra properties for calendar collections
*
* @param array $props=array() regular props by the groupdav handler
* @param string $displayname
* @param string $base_uri=null base url of handler
* @param int $user=null account_id of owner of collection
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* @return array
*/
public function extra_properties(array $props=array(), $displayname, $base_uri=null,$user=null)
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{
// calendar description
$displayname = translation::convert(lang('Tasks of'),translation::charset(),'utf-8').' '.$displayname;
$props['calendar-description'] = HTTP_WebDAV_Server::mkprop(groupdav::CALDAV,'calendar-description',$displayname);
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// supported components, currently only VEVENT
$props['supported-calendar-component-set'] = HTTP_WebDAV_Server::mkprop(groupdav::CALDAV,'supported-calendar-component-set',array(
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HTTP_WebDAV_Server::mkprop(groupdav::CALDAV,'comp',array('name' => 'VCALENDAR')),
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HTTP_WebDAV_Server::mkprop(groupdav::CALDAV,'comp',array('name' => 'VTODO')),
));
// supported reports
$props['supported-report-set'] = array(
'calendar-query' => HTTP_WebDAV_Server::mkprop('supported-report',array(
HTTP_WebDAV_Server::mkprop('report',array(
HTTP_WebDAV_Server::mkprop(groupdav::CALDAV,'calendar-query',''))))),
'calendar-multiget' => HTTP_WebDAV_Server::mkprop('supported-report',array(
HTTP_WebDAV_Server::mkprop('report',array(
HTTP_WebDAV_Server::mkprop(groupdav::CALDAV,'calendar-multiget',''))))),
);
// only advertice rfc 6578 sync-collection report, if "delete-prevention" is switched on (deleted entries get marked deleted but not actualy deleted
$config = config::read('infolog');
if ($config['history'])
{
$props['supported-report-set']['sync-collection'] = HTTP_WebDAV_Server::mkprop('supported-report',array(
HTTP_WebDAV_Server::mkprop('report',array(
HTTP_WebDAV_Server::mkprop('sync-collection','')))));
}
// get timezone of calendar
if ($this->groupdav->prop_requested('calendar-timezone'))
{
$props['calendar-timezone'] = HTTP_WebDAV_Server::mkprop(groupdav::CALDAV,'calendar-timezone',
calendar_timezones::user_timezone($user));
}
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return $props;
}
/**
* Get the handler and set the supported fields
*
* @return infolog_ical
*/
private function _get_handler()
{
$handler = new infolog_ical();
$handler->tzid = false; // as we read server-time timestamps (!= null=user-time), exports UTC times
$handler->setSupportedFields('GroupDAV',$this->agent);
return $handler;
}
/**
* Return appliction specific settings
*
* @param array $hook_data
* @return array of array with settings
*/
static function get_settings($hook_data)
{
if (!isset($hook_data['setup']))
{
translation::add_app('infolog');
$infolog = new infolog_bo();
$types = $infolog->enums['type'];
}
if (!isset($types))
{
$types = array(
'task' => 'Tasks',
);
}
$settings = array();
$settings['infolog-types'] = array(
'type' => 'multiselect',
'label' => 'InfoLog types to sync',
'name' => 'infolog-types',
'help' => 'Which InfoLog types should be synced with the device, default only tasks.',
'values' => $types,
'default' => 'task',
'xmlrpc' => True,
'admin' => False,
);
$settings['infolog-cat-action'] = array(
'type' => 'select',
'label' => 'Action when category is an EMail address',
'name' => 'infolog-cat-action',
'help' => 'Allows to modify responsible users from devices not supporting them, by setting EMail address of a user as category.',
'values' => array(
'none' => lang('none'),
'add' => lang('add user to responsibles'),
'replace' => lang('add user to responsibles, removing evtl. previous category user'),
'set' => lang('set user as only responsible, removing all existing responsibles'),
'set-user' => lang('set user as only responsible user, but keeping groups'),
),
'default' => 'none',
'xmlrpc' => True,
'admin' => False,
);
return $settings;
}
}