nextcloud/apps/workflowengine/lib/Entity/File.php

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<?php
declare(strict_types=1);
/**
* @copyright Copyright (c) 2019 Arthur Schiwon <blizzz@arthur-schiwon.de>
*
* @author Arthur Schiwon <blizzz@arthur-schiwon.de>
*
* @license GNU AGPL version 3 or any later version
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program 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 program. If not, see <http://www.gnu.org/licenses/>.
*
*/
namespace OCA\WorkflowEngine\Entity;
use OCA\WorkflowEngine\AppInfo\Application;
use OCP\EventDispatcher\Event;
use OCP\Files\IRootFolder;
use OCP\IL10N;
use OCP\ILogger;
use OCP\IURLGenerator;
use OCP\SystemTag\MapperEvent;
use OCP\WorkflowEngine\GenericEntityEvent;
use OCP\WorkflowEngine\IEntity;
use OCP\WorkflowEngine\IRuleMatcher;
use Symfony\Component\EventDispatcher\GenericEvent;
class File implements IEntity {
/** @var IL10N */
protected $l10n;
/** @var IURLGenerator */
protected $urlGenerator;
/** @var IRootFolder */
protected $root;
/** @var ILogger */
protected $logger;
public function __construct(IL10N $l10n, IURLGenerator $urlGenerator, IRootFolder $root, ILogger $logger) {
$this->l10n = $l10n;
$this->urlGenerator = $urlGenerator;
$this->root = $root;
$this->logger = $logger;
}
public function getName(): string {
return $this->l10n->t('File');
}
public function getIcon(): string {
return $this->urlGenerator->imagePath('core', 'categories/files.svg');
}
public function getEvents(): array {
$namespace = '\OCP\Files::';
return [
new GenericEntityEvent($this->l10n->t('File created'), $namespace . 'postCreate'),
new GenericEntityEvent($this->l10n->t('File updated'), $namespace . 'postWrite'),
new GenericEntityEvent($this->l10n->t('File renamed'), $namespace . 'postRename'),
new GenericEntityEvent($this->l10n->t('File deleted'), $namespace . 'postDelete'),
new GenericEntityEvent($this->l10n->t('File accessed'), $namespace . 'postTouch'),
new GenericEntityEvent($this->l10n->t('File copied'), $namespace . 'postCopy'),
new GenericEntityEvent($this->l10n->t('Tag assigned'), MapperEvent::EVENT_ASSIGN),
];
}
public function prepareRuleMatcher(IRuleMatcher $ruleMatcher, string $eventName, Event $event): void {
if (!$event instanceof GenericEvent && !$event instanceof MapperEvent) {
return;
}
switch ($eventName) {
case 'postCreate':
case 'postWrite':
case 'postDelete':
case 'postTouch':
$ruleMatcher->setEntitySubject($this, $event->getSubject());
break;
case 'postRename':
case 'postCopy':
$ruleMatcher->setEntitySubject($this, $event->getSubject()[1]);
break;
case MapperEvent::EVENT_ASSIGN:
if (!$event instanceof MapperEvent || $event->getObjectType() !== 'files') {
break;
}
$nodes = $this->root->getById((int)$event->getObjectId());
if (is_array($nodes) && !empty($nodes)) {
$node = array_shift($nodes);
$ruleMatcher->setEntitySubject($this, $node);
}
break;
}
}
}