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egroupware_official/calendar/inc/class.bocalendar.inc.php
2007-03-09 11:39:47 +00:00

341 lines
9.6 KiB
PHP
Executable File

<?php
/**
* eGroupWare - Calendar's XMLRPC or SOAP access
*
* @link http://www.egroupware.org
* @package calendar
* @author Ralf Becker <RalfBecker-AT-outdoor-training.de>
* @copyright (c) 2005-7 by RalfBecker-At-outdoor-training.de
* @license http://opensource.org/licenses/gpl-license.php GPL - GNU General Public License
* @version $Id$
*/
require_once(EGW_INCLUDE_ROOT.'/calendar/inc/class.bocalupdate.inc.php');
/**
* Class to access AND manipulate calendar data via XMLRPC or SOAP
*
* eGW's xmlrpc interface is documented at http://egroupware.org/wiki/xmlrpc
*
* @link http://egroupware.org/wiki/xmlrpc
*/
class bocalendar
{
var $xmlrpc_date_format = 'Y-m-d\\TH:i:s';
var $debug = false; // log function call to the apache error_log
var $cal;
var $public_functions = Array(
'read' => True,
'delete' => True,
'write' => True,
'search' => True,
'categories'=> True,
'list_methods' => True,
);
function bocalendar()
{
$this->cal =& new bocalupdate();
if (is_object($GLOBALS['server']) && $GLOBALS['server']->simpledate)
{
$this->xmlrpc_date_format = 'Ymd\\TH:i:s';
}
}
/**
* This handles introspection or discovery by the logged in client,
* in which case the input might be an array. The server always calls
* this function to fill the server dispatch map using a string.
*
* @param string/array $_type string or array with key 'type' for type of interface: xmlrpc or soap
* @return array
*/
function list_methods($_type='xmlrpc')
{
switch(is_array($_type) ? ($_type['type'] ? $_type['type'] : $_type[0]) : $_type)
{
case 'xmlrpc':
return array(
'list_methods' => array(
'function' => 'list_methods',
'signature' => array(array(xmlrpcStruct,xmlrpcString)),
'docstring' => 'Read this list of methods.'
),
'read' => array(
'function' => 'read',
'signature' => array(array(xmlrpcStruct,xmlrpcInt)),
'docstring' => 'Read a single entry by passing the id or uid.'
),
'write' => array(
'function' => 'write',
'signature' => array(array(xmlrpcStruct,xmlrpcStruct)),
'docstring' => 'Add or update a single entry by passing the fields.'
),
'delete' => array(
'function' => 'delete',
'signature' => array(array(xmlrpcInt,xmlrpcInt)),
'docstring' => 'Delete a single entry by passing the id.'
),
'search' => array(
'function' => 'search',
'signature' => array(array(xmlrpcStruct,xmlrpcStruct)),
'docstring' => 'Read a list of entries.'
),
'categories' => array(
'function' => 'categories',
'signature' => array(array(xmlrpcStruct,xmlrpcStruct)),
'docstring' => 'List all categories.'
),
);
case 'soap':
return Array(
'read' => Array(
'in' => Array('int'),
'out' => Array('SOAPStruct')
),
'delete' => Array(
'in' => Array('int'),
'out' => Array('int')
),
'write' => Array(
'in' => Array('array'),
'out' => Array('array')
),
'search' => Array(
'in' => Array('struct'),
'out' => Array('SOAPStruct')
),
'categories' => array(
'in' => array('bool'),
'out' => array('array')
),
);
}
return array();
}
/**
* Read a single entry
*
* @param int/array $id
* @return array with event(s) or XMLRPC error not_existent or no_access
*/
function read($id)
{
if ($this->debug) error_log('bocalendar::read('.print_r($id,true).')');
$events =& $this->cal->read($id,null,true,$this->xmlrpc_date_format); // true = ignore acl!!!
if (!$events) // only id not found, as ignore_acl=true
{
// xmlrpc_error does NOT return
$GLOBALS['server']->xmlrpc_error($GLOBALS['xmlrpcerr']['not_existent'],$GLOBALS['xmlrpcstr']['not_existent']);
}
if (is_array($id) && count($id) > 1)
{
foreach($events as $key => $event)
{
if (!$this->cal->check_perms(EGW_ACL_READ,$event,0,$this->xmlrpc_date_format))
{
// xmlrpc_error does NOT return
$GLOBALS['server']->xmlrpc_error($GLOBALS['xmlrpcerr']['no_access'],$GLOBALS['xmlrpcstr']['no_access']);
}
$events[$key] = $this->xmlrpc_prepare($event);
}
}
else
{
// for a single id the event is returned and not an array with the event
if (is_array($id)) $events = array_shift($events);
if (!$this->cal->check_perms(EGW_ACL_READ,$events,0,$this->xmlrpc_date_format))
{
// xmlrpc_error does NOT return
$GLOBALS['server']->xmlrpc_error($GLOBALS['xmlrpcerr']['no_access'],$GLOBALS['xmlrpcstr']['no_access']);
}
$events = $this->xmlrpc_prepare($events);
}
return $events;
}
/**
* Delete an event
*
* @param array $ids event-id(s)
* @return boolean true or XMLRPC error not_existent or no_access
*/
function delete($ids)
{
if ($this->debug) error_log('bocalendar::delete('.print_r($ids,true).')');
foreach((array) $ids as $id)
{
if (!$event = $this->cal->read($id,null,true)) // id not found, as ignore_acl=true
{
// xmlrpc_error does NOT return
$GLOBALS['server']->xmlrpc_error($GLOBALS['xmlrpcerr']['not_existent'],$GLOBALS['xmlrpcstr']['not_existent']);
}
if (!$this->cal->check_perms(EGW_ACL_DELETE,$event))
{
// xmlrpc_error does NOT return
$GLOBALS['server']->xmlrpc_error($GLOBALS['xmlrpcerr']['no_access'],$GLOBALS['xmlrpcstr']['no_access']);
}
if (!$this->cal->delete($id))
{
return false; // other db-problem
}
}
return true;
}
/**
* Add/update an event
*
* @param array $event event-data
* @return int cal-id
*/
function write($event)
{
if ($this->debug) error_log('bocalendar::write('.print_r($event,true).')');
// convert xmlrpc specific values back
$event['category'] = $event['category'] ? $GLOBALS['server']->xmlrpc2cats($event['category']) : null;
// using access={public|private} in all modules via xmlrpc
$event['public'] = $event['access'] != 'private';
unset($event['access']);
if (is_array($event['participants']))
{
foreach($event['participants'] as $user => $data)
{
if (!is_numeric($user))
{
unset($event['participants'][$user]);
$user = $GLOBALS['egw']->accounts->name2id($data['email'],'account_email');
}
if (!$user) continue;
$event['participants'][$user] = in_array($data['status'],array('U','A','R','T')) ? $data['status'] : 'U';
}
}
if (!is_array($event['participants']) || !count($event['participants']))
{
$event['participants'] = array($GLOBALS['egw_info']['user']['account_id'] => 'A');
}
if (!($id = $this->cal->update($event,true))) // true=no conflict check for now
{
$GLOBALS['server']->xmlrpc_error($GLOBALS['xmlrpcerr']['no_access'],$GLOBALS['xmlrpcstr']['no_access']);
}
return (int) $id;
}
/**
* search calendar for events
*
* If daywise is not set or false, an XMLRPC array of events is returned, otherwise an
* XMLRCP struct with date as string (eg. '20060101') and an array of events is returned.
*
* @param array $params following keys are allowed: start, end, user (more see bocal::search)
* @return array with events
*/
function search($params)
{
if ($this->debug) error_log('bocalendar::search('.print_r($params,true).')');
// some defaults for xmlrpc
if (!isset($params['date_format'])) $params['date_format'] = $this->xmlrpc_date_format;
if (!isset($params['enum_recuring'])) $params['enum_recuring'] = false;
// security precausion
unset($params['ignore_acl']);
$events =& $this->cal->search($params);
foreach($events as $key => $event)
{
$events[$key] = $this->xmlrpc_prepare($event);
}
return !$params['daywise'] ? array_values($events) : $events;
}
/**
* prepare regular event-array (already with iso8601 dates) to be send by xmlrpc
* - participants are send as struct/array with keys: name, email, status
* - categories are send as array with cat_id - title pairs
* - public is transformed to access={public|private}
* - new (1.2) values get unset (eg. participant_types)
*
* @param array &$event
* @return array
*/
function xmlrpc_prepare(&$event)
{
$event['rights'] = $this->cal->grants[$event['owner']];
static $user_cache = array();
foreach((array) $event['participants'] as $uid => $status)
{
if (!is_numeric($uid)) continue; // resources
if (!isset($user_cache[$uid]))
{
$user_cache[$uid] = array(
'name' => $GLOBALS['egw']->common->grab_owner_name($uid),
'email' => $GLOBALS['egw']->accounts->id2name($uid,'account_email')
);
}
$event['participants'][$uid] = $user_cache[$uid] + array(
'status' => $status,
);
}
if (is_array($event['alarm']))
{
foreach($event['alarm'] as $id => $alarm)
{
if ($alarm['owner'] != $GLOBALS['egw_info']['user']['account_id'])
{
unset($event['alarm'][$id]);
}
}
}
if ($event['category'])
{
$event['category'] = $GLOBALS['server']->cats2xmlrpc(explode(',',$event['category']));
}
else
{
unset($event['category']);
}
// using access={public|private} in all modules via xmlrpc
$event['access'] = $event['public'] ? 'public' : 'private';
// unset everything not known in version 1.0
foreach(array('public','participant_types') as $key)
{
unset($event[$key]);
}
// unsetting everything which could result in an typeless <value />
foreach($event as $key => $value)
{
if (is_null($value) || is_array($value) && !$value)
{
unset($event[$key]);
}
}
return $event;
}
/**
* return array with all categories
*
* @param boolean $complete=false false: return id => title pairs, true array with full data instead of title
* @return array
*/
function categories($complete = False)
{
return $GLOBALS['server']->categories($complete);
}
}