292 lines
8.1 KiB
PHP
292 lines
8.1 KiB
PHP
<?php
|
|
/**
|
|
* ownCloud - Calendar
|
|
*
|
|
* @author Jakob Sack
|
|
* @copyright 2011 Jakob Sack mail@jakobsack.de
|
|
*
|
|
* This library is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU AFFERO GENERAL PUBLIC LICENSE
|
|
* License as published by the Free Software Foundation; either
|
|
* version 3 of the License, or any later version.
|
|
*
|
|
* This library is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU AFFERO GENERAL PUBLIC LICENSE for more details.
|
|
*
|
|
* You should have received a copy of the GNU Affero General Public
|
|
* License along with this library. If not, see <http://www.gnu.org/licenses/>.
|
|
*
|
|
*/
|
|
|
|
/**
|
|
* This class manages our calendars
|
|
*/
|
|
class OC_Calendar_Object{
|
|
/**
|
|
* @brief Returns all objects of a calendar
|
|
* @param integer $id
|
|
* @return array
|
|
*
|
|
* The objects are associative arrays. You'll find the original vObject in
|
|
* ['calendardata']
|
|
*/
|
|
public static function all($id){
|
|
$stmt = OC_DB::prepare( 'SELECT * FROM *PREFIX*calendar_objects WHERE calendarid = ?' );
|
|
$result = $stmt->execute(array($id));
|
|
|
|
$calendarobjects = array();
|
|
while( $row = $result->fetchRow()){
|
|
$calendarobjects[] = $row;
|
|
}
|
|
|
|
return $calendarobjects;
|
|
}
|
|
|
|
/**
|
|
* @brief Returns an object
|
|
* @param integer $id
|
|
* @return associative array
|
|
*/
|
|
public static function find($id){
|
|
$stmt = OC_DB::prepare( 'SELECT * FROM *PREFIX*calendar_objects WHERE id = ?' );
|
|
$result = $stmt->execute(array($id));
|
|
|
|
return $result->fetchRow();
|
|
}
|
|
|
|
/**
|
|
* @brief finds an object by its DAV Data
|
|
* @param integer $cid Calendar id
|
|
* @param string $uri the uri ('filename')
|
|
* @return associative array
|
|
*/
|
|
public static function findWhereDAVDataIs($cid,$uri){
|
|
$stmt = OC_DB::prepare( 'SELECT * FROM *PREFIX*calendar_objects WHERE calendarid = ? AND uri = ?' );
|
|
$result = $stmt->execute(array($cid,$uri));
|
|
|
|
return $result->fetchRow();
|
|
}
|
|
|
|
/**
|
|
* @brief Adds an object
|
|
* @param integer $id Calendar id
|
|
* @param string $data object
|
|
* @return insertid
|
|
*/
|
|
public static function add($id,$data){
|
|
$object = self::parse($data);
|
|
list($type,$startdate,$enddate,$summary,$repeating,$uid) = self::extractData($object);
|
|
|
|
if(is_null($uid)){
|
|
$uid = self::createUID();
|
|
$object->add('UID',$uid);
|
|
$data = $object->serialize();
|
|
}
|
|
|
|
$uri = 'owncloud-'.md5($data.rand().time()).'.ics';
|
|
|
|
$stmt = OC_DB::prepare( 'INSERT INTO *PREFIX*calendar_objects (calendarid,objecttype,startdate,enddate,repeating,summary,calendardata,uri,lastmodified) VALUES(?,?,?,?,?,?,?,?,?)' );
|
|
$result = $stmt->execute(array($id,$type,$startdate,$enddate,$repeating,$summary,$data,$uri,time()));
|
|
|
|
OC_Calendar_Calendar::touchCalendar($id);
|
|
|
|
return OC_DB::insertid();
|
|
}
|
|
|
|
/**
|
|
* @brief Adds an object with the data provided by sabredav
|
|
* @param integer $id Calendar id
|
|
* @param string $uri the uri the card will have
|
|
* @param string $data object
|
|
* @return insertid
|
|
*/
|
|
public static function addFromDAVData($id,$uri,$data){
|
|
$object = self::parse($data);
|
|
list($type,$startdate,$enddate,$summary,$repeating,$uid) = self::extractData($object);
|
|
|
|
$stmt = OC_DB::prepare( 'INSERT INTO *PREFIX*calendar_objects (calendarid,objecttype,startdate,enddate,repeating,summary,calendardata,uri,lastmodified) VALUES(?,?,?,?,?,?,?,?,?)' );
|
|
$result = $stmt->execute(array($id,$type,$startdate,$enddate,$repeating,$summary,$data,$uri,time()));
|
|
|
|
OC_Calendar_Calendar::touchCalendar($id);
|
|
|
|
return OC_DB::insertid();
|
|
}
|
|
|
|
/**
|
|
* @brief edits an object
|
|
* @param integer $id id of object
|
|
* @param string $data object
|
|
* @return boolean
|
|
*/
|
|
public static function edit($id, $data){
|
|
$oldobject = self::find($id);
|
|
|
|
$object = self::parse($data);
|
|
list($type,$startdate,$enddate,$summary,$repeating,$uid) = self::extractData($object);
|
|
|
|
$stmt = OC_DB::prepare( 'UPDATE *PREFIX*calendar_objects SET objecttype=?,startdate=?,enddate=?,repeating=?,summary=?,calendardata=?, lastmodified = ? WHERE id = ?' );
|
|
$result = $stmt->execute(array($type,$startdate,$enddate,$repeating,$summary,$data,time(),$id));
|
|
|
|
OC_Calendar_Calendar::touchCalendar($id);
|
|
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* @brief edits an object with the data provided by sabredav
|
|
* @param integer $id calendar id
|
|
* @param string $uri the uri of the object
|
|
* @param string $data object
|
|
* @return boolean
|
|
*/
|
|
public static function editFromDAVData($cid,$uri,$data){
|
|
$oldobject = self::findWhereDAVDataIs($cid,$uri);
|
|
|
|
$object = self::parse($data);
|
|
list($type,$startdate,$enddate,$summary,$repeating,$uid) = self::extractData($object);
|
|
|
|
$stmt = OC_DB::prepare( 'UPDATE *PREFIX*calendar_objects SET objecttype=?,startdate=?,enddate=?,repeating=?,summary=?,calendardata=?, lastmodified = ? WHERE id = ?' );
|
|
$result = $stmt->execute(array($type,$startdate,$enddate,$repeating,$summary,$data,time(),$oldobject['id']));
|
|
|
|
OC_Calendar_Calendar::touchCalendar($oldobject['calendarid']);
|
|
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* @brief deletes an object
|
|
* @param integer $id id of object
|
|
* @return boolean
|
|
*/
|
|
public static function delete($id){
|
|
$stmt = OC_DB::prepare( 'DELETE FROM *PREFIX*calendar_objects WHERE id = ?' );
|
|
$stmt->execute(array($id));
|
|
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* @brief deletes an object with the data provided by sabredav
|
|
* @param integer $cid calendar id
|
|
* @param string $uri the uri of the object
|
|
* @return boolean
|
|
*/
|
|
public static function deleteFromDAVData($cid,$uri){
|
|
$stmt = OC_DB::prepare( 'DELETE FROM *PREFIX*calendar_objects WHERE calendarid = ? AND uri=?' );
|
|
$stmt->execute(array($cid,$uri));
|
|
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* @brief Creates a UID
|
|
* @return string
|
|
*/
|
|
protected static function createUID(){
|
|
return substr(md5(rand().time()),0,10);
|
|
}
|
|
|
|
/**
|
|
* @brief Extracts data from a vObject-Object
|
|
* @param Sabre_VObject $object
|
|
* @return array
|
|
*
|
|
* [type, start, end, summary, repeating, uid]
|
|
*/
|
|
protected static function extractData($object){
|
|
$return = array('',null,null,'',0,null);
|
|
|
|
// Child to use
|
|
$children = 0;
|
|
$use = null;
|
|
foreach($object->children as &$property){
|
|
if($property->name == 'VEVENT'){
|
|
$children++;
|
|
$thisone = true;
|
|
|
|
foreach($property->children as &$element){
|
|
if($element->name == 'RECURRENCE-ID'){
|
|
$thisone = false;
|
|
}
|
|
} unset($element);
|
|
|
|
if($thisone){
|
|
$use = $property;
|
|
}
|
|
}
|
|
elseif($property->name == 'VTODO' || $property->name == 'VJOURNAL'){
|
|
$return[0] = $property->name;
|
|
foreach($property->children as &$element){
|
|
if($element->name == 'SUMMARY'){
|
|
$return[3] = $element->value;
|
|
}
|
|
elseif($element->name == 'UID'){
|
|
$return[5] = $element->value;
|
|
}
|
|
};
|
|
|
|
// Only one VTODO or VJOURNAL per object
|
|
// (only one UID per object but a UID is required by a VTODO =>
|
|
// one VTODO per object)
|
|
break;
|
|
}
|
|
} unset($property);
|
|
|
|
// find the data
|
|
if(!is_null($use)){
|
|
$return[0] = $use->name;
|
|
foreach($use->children as &$property){
|
|
if($property->name == 'DTSTART'){
|
|
$return[1] = self::getUTCforMDB($property->getDateTime());
|
|
}
|
|
elseif($property->name == 'DTEND'){
|
|
$return[2] = self::getUTCforMDB($property->getDateTime());
|
|
}
|
|
elseif($property->name == 'SUMMARY'){
|
|
$return[3] = $property->value;
|
|
}
|
|
elseif($property->name == 'RRULE'){
|
|
$return[4] = 1;
|
|
}
|
|
elseif($property->name == 'UID'){
|
|
$return[5] = $property->value;
|
|
}
|
|
} unset($property);
|
|
}
|
|
|
|
// More than one child means reoccuring!
|
|
if($children > 1){
|
|
$return[4] = 1;
|
|
}
|
|
return $return;
|
|
}
|
|
|
|
/**
|
|
* @brief DateTime to UTC string
|
|
* @param DateTime $datetime The date to convert
|
|
* @returns date as YYYY-MM-DD hh:mm
|
|
*
|
|
* This function creates a date string that can be used by MDB2.
|
|
* Furthermore it converts the time to UTC.
|
|
*/
|
|
protected static function getUTCforMDB($datetime){
|
|
return date('Y-m-d H:i', $datetime->format('U') - $datetime->getOffset());
|
|
}
|
|
|
|
/**
|
|
* @brief Parses the VObject
|
|
* @param string VObject as string
|
|
* @returns Sabre_VObject or null
|
|
*/
|
|
public static function parse($data){
|
|
try {
|
|
$calendar = Sabre_VObject_Reader::read($data);
|
|
return $calendar;
|
|
} catch (Exception $e) {
|
|
return null;
|
|
}
|
|
}
|
|
}
|