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| 1 | <?php |
| 2 | |
| 3 | /** |
| 4 | * This program is free software; you can redistribute it and/or |
| 5 | * modify it under the terms of the GNU General Public License |
| 6 | * as published by the Free Software Foundation; under version 2 |
| 7 | * of the License (non-upgradable). |
| 8 | * |
| 9 | * This program is distributed in the hope that it will be useful, |
| 10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 12 | * GNU General Public License for more details. |
| 13 | * |
| 14 | * You should have received a copy of the GNU General Public License |
| 15 | * along with this program; if not, write to the Free Software |
| 16 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. |
| 17 | * |
| 18 | * Copyright (c) 2013-2018 Open Assessment Technologies S.A. |
| 19 | * |
| 20 | */ |
| 21 | |
| 22 | use oat\tao\model\lock\LockManager; |
| 23 | use oat\tao\helpers\UserHelper; |
| 24 | use oat\tao\model\accessControl\AclProxy; |
| 25 | use oat\generis\model\OntologyAwareTrait; |
| 26 | |
| 27 | /** |
| 28 | * control the lock on a given resource |
| 29 | * |
| 30 | * @author plichart |
| 31 | * @package taoGroups |
| 32 | * @license GPLv2 http://www.opensource.org/licenses/gpl-2.0.php |
| 33 | */ |
| 34 | class tao_actions_Lock extends tao_actions_CommonModule |
| 35 | { |
| 36 | use OntologyAwareTrait; |
| 37 | |
| 38 | /** |
| 39 | * actions that get prevented by a lock are forwareded to this action |
| 40 | * parameter view is currently ignored |
| 41 | */ |
| 42 | public function locked() |
| 43 | { |
| 44 | $this->defaultData(); |
| 45 | $resource = $this->getResource($this->getRequestParameter('id')); |
| 46 | $lockData = LockManager::getImplementation()->getLockData($resource); |
| 47 | |
| 48 | $this->setData( |
| 49 | 'topclass-label', |
| 50 | $this->hasRequestParameter('topclass-label') ? $this->getRequestParameter('topclass-label') : __('Resource') |
| 51 | ); |
| 52 | |
| 53 | if ( |
| 54 | AclProxy::hasAccess( |
| 55 | $this->getSession()->getUser(), |
| 56 | __CLASS__, |
| 57 | 'forceRelease', |
| 58 | ['uri' => $resource->getUri()] |
| 59 | ) |
| 60 | ) { |
| 61 | $this->setData('id', $resource->getUri()); |
| 62 | $this->setData('forceRelease', true); |
| 63 | } |
| 64 | |
| 65 | $this->setData('lockDate', $lockData->getCreationTime()); |
| 66 | $this->setData('ownerHtml', UserHelper::renderHtmlUser($lockData->getOwnerId())); |
| 67 | |
| 68 | if ($this->hasRequestParameter('view') && $this->hasRequestParameter('ext')) { |
| 69 | $this->setView($this->getRequestParameter('view'), $this->getRequestParameter('ext')); |
| 70 | } else { |
| 71 | $this->setView('Lock/locked.tpl', 'tao'); |
| 72 | } |
| 73 | } |
| 74 | |
| 75 | public function release($uri) |
| 76 | { |
| 77 | $resource = $this->getResource($uri); |
| 78 | try { |
| 79 | $userId = $this->getSession()->getUser()->getIdentifier(); |
| 80 | $success = LockManager::getImplementation()->releaseLock($resource, $userId); |
| 81 | return $this->returnJson([ |
| 82 | 'success' => $success, |
| 83 | 'message' => $success |
| 84 | ? __('%s has been released', $resource->getLabel()) |
| 85 | : __('%s could not be released', $resource->getLabel()) |
| 86 | ]); |
| 87 | |
| 88 | //the connected user is not the owner of the lock |
| 89 | } catch (common_exception_Unauthorized $e) { |
| 90 | return $this->returnJson([ |
| 91 | 'success' => false, |
| 92 | 'message' => __('You are not authorised to remove this lock') |
| 93 | ]); |
| 94 | } |
| 95 | } |
| 96 | |
| 97 | public function forceRelease($uri) |
| 98 | { |
| 99 | $success = LockManager::getImplementation()->forceReleaseLock( |
| 100 | $this->getResource($uri) |
| 101 | ); |
| 102 | return $this->returnJson([ |
| 103 | 'success' => $success |
| 104 | ]); |
| 105 | } |
| 106 | } |