nextcloud/apps/workflowengine/lib/AppInfo/Application.php

146 lines
4.6 KiB
PHP

<?php
/**
* @copyright Copyright (c) 2016 Morris Jobke <hey@morrisjobke.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\AppInfo;
use OCA\WorkflowEngine\Controller\RequestTime;
use OCA\WorkflowEngine\Helper\LogContext;
use OCA\WorkflowEngine\Manager;
use OCA\WorkflowEngine\Service\Logger;
use OCP\AppFramework\QueryException;
use OCP\EventDispatcher\Event;
use OCP\Template;
use OCP\WorkflowEngine\IEntity;
use OCP\WorkflowEngine\IEntityCompat;
use OCP\WorkflowEngine\IOperation;
use OCP\WorkflowEngine\IOperationCompat;
use Symfony\Component\EventDispatcher\EventDispatcherInterface;
class Application extends \OCP\AppFramework\App {
const APP_ID = 'workflowengine';
/** @var EventDispatcherInterface */
protected $dispatcher;
/** @var Manager */
protected $manager;
public function __construct() {
parent::__construct(self::APP_ID);
$this->getContainer()->registerAlias('RequestTimeController', RequestTime::class);
$this->dispatcher = $this->getContainer()->getServer()->getEventDispatcher();
$this->manager = $this->getContainer()->query(Manager::class);
}
/**
* Register all hooks and listeners
*/
public function registerHooksAndListeners() {
$this->dispatcher->addListener(
'OCP\WorkflowEngine::loadAdditionalSettingScripts',
function () {
if (!function_exists('style')) {
// This is hacky, but we need to load the template class
class_exists(Template::class, true);
}
script('core', [
'files/fileinfo',
'files/client',
'systemtags/systemtags',
'systemtags/systemtagmodel',
'systemtags/systemtagscollection',
]);
script(self::APP_ID, [
'workflowengine',
]);
},
-100
);
}
public function registerRuleListeners() {
$configuredEvents = $this->manager->getAllConfiguredEvents();
foreach ($configuredEvents as $operationClass => $events) {
foreach ($events as $entityClass => $eventNames) {
array_map(function (string $eventName) use ($operationClass, $entityClass) {
$this->dispatcher->addListener(
$eventName,
function ($event) use ($eventName, $operationClass, $entityClass) {
$ruleMatcher = $this->manager->getRuleMatcher();
try {
/** @var IEntity $entity */
$entity = $this->getContainer()->query($entityClass);
/** @var IOperation $operation */
$operation = $this->getContainer()->query($operationClass);
$ruleMatcher->setEntity($entity);
$ruleMatcher->setOperation($operation);
$ctx = new LogContext();
$ctx
->setOperation($operation)
->setEntity($entity)
->setEventName($eventName);
/** @var Logger $flowLogger */
$flowLogger = $this->getContainer()->query(Logger::class);
$flowLogger->logEventInit($ctx);
if ($event instanceof Event) {
$entity->prepareRuleMatcher($ruleMatcher, $eventName, $event);
$operation->onEvent($eventName, $event, $ruleMatcher);
} else if ($entity instanceof IEntityCompat && $operation instanceof IOperationCompat) {
// TODO: Remove this block (and the compat classes) in the first major release in 2023
$entity->prepareRuleMatcherCompat($ruleMatcher, $eventName, $event);
$operation->onEventCompat($eventName, $event, $ruleMatcher);
} else {
$logger = $this->getContainer()->getServer()->getLogger();
$logger->debug(
'Cannot handle event {name} of {event} against entity {entity} and operation {operation}',
[
'app' => self::APP_ID,
'name' => $eventName,
'event' => get_class($event),
'entity' => $entityClass,
'operation' => $operationClass,
]
);
}
$flowLogger->logEventDone($ctx);
} catch (QueryException $e) {
// Ignore query exceptions since they might occur when an entity/operation were setup before by an app that is disabled now
}
}
);
}, $eventNames ?? []);
}
}
}
}