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122 lines
3.5 KiB
122 lines
3.5 KiB
<?php
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declare(strict_types=1);
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/**
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* @copyright Copyright (c) 2020 Julius Härtl <jus@bitgrid.net>
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*
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* @author Julius Härtl <jus@bitgrid.net>
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*
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* @license GNU AGPL version 3 or any later version
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as
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* published by the Free Software Foundation, either version 3 of the
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* License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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namespace OC\Dashboard;
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use InvalidArgumentException;
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use OCP\AppFramework\QueryException;
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use OCP\Dashboard\IManager;
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use OCP\Dashboard\IWidget;
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use OCP\ILogger;
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use OCP\IServerContainer;
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use Throwable;
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class Manager implements IManager {
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/** @var array */
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private $lazyWidgets = [];
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/** @var IWidget[] */
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private $widgets = [];
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/** @var IServerContainer */
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private $serverContainer;
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public function __construct(IServerContainer $serverContainer) {
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$this->serverContainer = $serverContainer;
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}
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private function registerWidget(IWidget $widget): void {
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if (array_key_exists($widget->getId(), $this->widgets)) {
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throw new InvalidArgumentException('Dashboard widget with this id has already been registered');
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}
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$this->widgets[$widget->getId()] = $widget;
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}
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public function lazyRegisterWidget(string $widgetClass): void {
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$this->lazyWidgets[] = $widgetClass;
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}
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public function loadLazyPanels(): void {
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$classes = $this->lazyWidgets;
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foreach ($classes as $class) {
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try {
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/** @var IWidget $widget */
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$widget = $this->serverContainer->query($class);
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} catch (QueryException $e) {
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/*
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* There is a circular dependency between the logger and the registry, so
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* we can not inject it. Thus the static call.
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*/
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\OC::$server->getLogger()->logException($e, [
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'message' => 'Could not load lazy dashbaord widget: ' . $e->getMessage(),
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'level' => ILogger::FATAL,
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]);
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}
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/**
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* Try to register the loaded reporter. Theoretically it could be of a wrong
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* type, so we might get a TypeError here that we should catch.
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*/
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try {
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$this->registerWidget($widget);
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} catch (Throwable $e) {
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/*
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* There is a circular dependency between the logger and the registry, so
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* we can not inject it. Thus the static call.
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*/
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\OC::$server->getLogger()->logException($e, [
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'message' => 'Could not register lazy dashboard widget: ' . $e->getMessage(),
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'level' => ILogger::FATAL,
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]);
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}
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try {
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$startTime = microtime(true);
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$widget->load();
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$endTime = microtime(true);
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$duration = $endTime - $startTime;
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if ($duration > 1) {
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\OC::$server->getLogger()->error('Dashboard widget {widget} took {duration} seconds to load.', [
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'widget' => $widget->getId(),
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'duration' => round($duration, 2),
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]);
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}
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} catch (Throwable $e) {
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\OC::$server->getLogger()->logException($e, [
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'message' => 'Error during dashboard widget loading: ' . $e->getMessage(),
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'level' => ILogger::FATAL,
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]);
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}
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}
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$this->lazyWidgets = [];
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}
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public function getWidgets(): array {
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$this->loadLazyPanels();
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return $this->widgets;
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}
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}
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