| <?php |
| /** |
| * File containing the ezcWebdavLockMakeCollectionRequestResponseHandler class. |
| * |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| * |
| * @package Webdav |
| * @version //autogentag// |
| * @copyright Copyright (C) 2005-2010 eZ Systems AS. All rights reserved. |
| * @license http://www.apache.org/licenses/LICENSE-2.0 Apache License, Version 2.0 |
| * |
| * @access private |
| */ |
| /** |
| * Handler class for the MKCOL request. |
| * |
| * This class provides plugin callbacks for the MKCOL request for {@link |
| * ezcWebdavLockPlugin}. |
| * |
| * @package Webdav |
| * @version //autogen// |
| * |
| * @access private |
| */ |
| class ezcWebdavLockMakeCollectionRequestResponseHandler extends ezcWebdavLockRequestResponseHandler |
| { |
| /** |
| * MKCOL request. |
| * |
| * @var ezcWebdavMakeCollectionRequst |
| */ |
| protected $request; |
| |
| /** |
| * Lock property to be updated after processing. |
| * |
| * @var ezcWebdavLockDiscoveryProperty |
| */ |
| protected $lockDiscoveryProp; |
| |
| /** |
| * If the lock property above is from the parent or the destination itself. |
| * |
| * @var book |
| */ |
| protected $isParentProp = false; |
| |
| /** |
| * Handles MKCOL requests. |
| * |
| * Performs all lock related checks necessary for the MKCOL request. In |
| * case a violation with locks is detected or any other pre-condition check |
| * fails, this method returns an instance of {@link ezcWebdavResponse}. If |
| * everything is correct, null is returned, so that the $request is handled |
| * by the backend. |
| * |
| * @param ezcWebdavRequest $request ezcWebdavMakeCollectionRequest |
| * @return ezcWebdavResponse|null |
| */ |
| public function receivedRequest( ezcWebdavRequest $request ) |
| { |
| $this->request = $request; |
| |
| $target = $request->requestUri; |
| $parent = dirname( $target ); |
| |
| $ifHeader = $request->getHeader( 'If' ); |
| $authHeader = $request->getHeader( 'Authorization' ); |
| |
| $targetLockRefresher = null; |
| if ( $ifHeader !== null ) |
| { |
| $targetLockRefresher = new ezcWebdavLockRefreshRequestGenerator( |
| $request |
| ); |
| } |
| |
| $violation = $this->tools->checkViolations( |
| new ezcWebdavLockCheckInfo( |
| $target, |
| ezcWebdavRequest::DEPTH_ZERO, |
| $ifHeader, |
| $authHeader, |
| ezcWebdavAuthorizer::ACCESS_WRITE, |
| $targetLockRefresher |
| ), |
| true |
| ); |
| |
| if ( $violation !== null && $violation->status !== ezcWebdavResponse::STATUS_404 ) |
| { |
| // Desired collection exists and conditions are violated |
| return $violation; |
| } |
| |
| if ( $violation !== null && $violation->status === ezcWebdavResponse::STATUS_404 ) |
| { |
| // Desired collection does not exist, check parent |
| $violation = $this->tools->checkViolations( |
| new ezcWebdavLockCheckInfo( |
| $parent, |
| ezcWebdavRequest::DEPTH_ZERO, |
| $ifHeader, |
| $authHeader, |
| ezcWebdavAuthorizer::ACCESS_WRITE, |
| $targetLockRefresher |
| ), |
| true |
| ); |
| if ( $violation !== null ) |
| { |
| if ( $violation->status === ezcWebdavResponse::STATUS_404 ) |
| { |
| // The parent does not exist, not the target. |
| $violation->status = ezcWebdavResponse::STATUS_409; |
| } |
| return $violation; |
| } |
| } |
| |
| // Lock refresh must occur no matter if the request succeeds |
| if ( $targetLockRefresher !== null ) |
| { |
| $targetLockRefresher->sendRequests(); |
| |
| // Store property for later patching |
| $this->lockDiscoveryProp = $targetLockRefresher->getLockDiscoveryProperty( |
| $target |
| ); |
| if ( $this->lockDiscoveryProp === null ) |
| { |
| $this->lockDiscoveryProp = $targetLockRefresher->getLockDiscoveryProperty( |
| $parent |
| ); |
| $this->isParentProp = true; |
| } |
| } |
| |
| return null; |
| } |
| |
| /** |
| * Handles responses to the MKCOL request. |
| * |
| * This method reacts on the response generated by the backend for a MKCOL |
| * request. It takes care of adding all necessary locks to the newly |
| * created collection, indicated by its parent. |
| * |
| * Returns null, if no errors occured, an {@link ezcWebdavErrorResponse} |
| * otherwise. |
| * |
| * @param ezcWebdavResponse $response |
| * @return ezcWebdavResponse|null |
| */ |
| public function generatedResponse( ezcWebdavResponse $response ) |
| { |
| if ( !( $response instanceof ezcWebdavMakeCollectionResponse ) ) |
| { |
| return null; |
| } |
| |
| $this->updateLockProperties(); |
| } |
| |
| /** |
| * Updates the lock properties on the target. |
| * |
| * Performs the neccessary PROPPATCH requests to update the lock properties |
| * on the target (parent is locked or was lock null before). |
| */ |
| protected function updateLockProperties() |
| { |
| if ( !$this->isParentProp ) |
| { |
| // No need to update |
| return null; |
| } |
| |
| $lockDiscoveryProp = ( |
| $this->lockDiscoveryProp !== null |
| ? clone $this->lockDiscoveryProp |
| : new ezcWebdavLockDiscoveryProperty() |
| ); |
| |
| $destParent = dirname( $this->request->requestUri ); |
| |
| foreach ( $lockDiscoveryProp->activeLock as $id => $activeLock ) |
| { |
| if ( $activeLock->depth !== ezcWebdavRequest::DEPTH_INFINITY ) |
| { |
| unset( $lockDiscoveryProp->activeLock[$id] ); |
| continue; |
| } |
| |
| if ( $activeLock->baseUri === null ) |
| { |
| $activeLock->baseUri = $destParent; |
| $activeLock->lastAccess = null; |
| } |
| } |
| |
| $propPatchReq = new ezcWebdavPropPatchRequest( |
| $this->request->requestUri |
| ); |
| |
| ezcWebdavLockTools::cloneRequestHeaders( |
| $this->request, |
| $propPatchReq |
| ); |
| $propPatchReq->validateHeaders(); |
| |
| $propPatchReq->updates->attach( |
| $lockDiscoveryProp, |
| ezcWebdavPropPatchRequest::SET |
| ); |
| |
| $propPatchRes = ezcWebdavServer::getInstance()->backend->propPatch( |
| $propPatchReq |
| ); |
| |
| if ( !( $propPatchRes instanceof ezcWebdavPropPatchResponse ) ) |
| { |
| throw new ezcWebdavInconsistencyException( |
| 'Could not patch lock properties on newly created resource/collection.' |
| ); |
| } |
| } |
| } |
| |
| ?> |