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File: Connector.php
<?php /* * Copyright (C) 2022 Xibo Signage Ltd * * Xibo - Digital Signage - http://www.xibo.org.uk * * This file is part of Xibo. * * Xibo 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 * any later version. * * Xibo 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 Xibo. If not, see <http://www.gnu.org/licenses/>. */ namespace Xibo\Controller; use Slim\Exception\HttpMethodNotAllowedException; use Slim\Http\Response as Response; use Slim\Http\ServerRequest as Request; use Xibo\Event\ConnectorDeletingEvent; use Xibo\Event\ConnectorEnabledChangeEvent; use Xibo\Factory\ConnectorFactory; use Xibo\Factory\WidgetFactory; use Xibo\Support\Exception\AccessDeniedException; use Xibo\Support\Exception\ControllerNotImplemented; use Xibo\Support\Exception\GeneralException; use Xibo\Support\Exception\NotFoundException; /** * Connector controller to view, activate and install connectors. */ class Connector extends Base { /** @var \Xibo\Factory\ConnectorFactory */ private $connectorFactory; /** @var WidgetFactory */ private $widgetFactory; public function __construct(ConnectorFactory $connectorFactory, WidgetFactory $widgetFactory) { $this->connectorFactory = $connectorFactory; $this->widgetFactory = $widgetFactory; } /** * @param \Slim\Http\ServerRequest $request * @param \Slim\Http\Response $response * @return \Psr\Http\Message\ResponseInterface|\Slim\Http\Response * @throws \Xibo\Support\Exception\ControllerNotImplemented * @throws \Xibo\Support\Exception\GeneralException */ public function grid(Request $request, Response $response) { $params = $this->getSanitizer($request->getParams()); $connectors = $this->connectorFactory->query($request->getParams()); // Should we show uninstalled connectors? if ($params->getCheckbox('showUninstalled')) { $connectors = array_merge($connectors, $this->connectorFactory->getUninstalled()); } foreach ($connectors as $connector) { // Instantiate and decorate the entity try { $connector->decorate($this->connectorFactory->create($connector)); } catch (\Exception $e) { $this->getLog()->error('Incorrectly configured connector ' . $connector->className . '. e=' . $e->getMessage()); } } $this->getState()->template = 'grid'; $this->getState()->recordsTotal = count($connectors); $this->getState()->setData($connectors); return $this->render($request, $response); } /** * Edit Connector Form * @param Request $request * @param Response $response * @param $id * @return \Psr\Http\Message\ResponseInterface|Response * @throws AccessDeniedException * @throws ControllerNotImplemented * @throws GeneralException * @throws NotFoundException */ public function editForm(Request $request, Response $response, $id) { // Is this an installed connector, or not. if (is_numeric($id)) { $connector = $this->connectorFactory->getById($id); } else { $connector = $this->connectorFactory->getUninstalledById($id); } $interface = $this->connectorFactory->create($connector); $this->getState()->template = $interface->getSettingsFormTwig() ?: 'connector-form-edit'; $this->getState()->setData([ 'connector' => $connector, 'interface' => $interface ]); return $this->render($request, $response); } /** * Edit Connector Form Proxy * this is a magic method used to call a connector method which returns some JSON data * @param Request $request * @param Response $response * @param $id * @param $method * @return \Psr\Http\Message\ResponseInterface|Response * @throws \Slim\Exception\HttpMethodNotAllowedException * @throws \Xibo\Support\Exception\GeneralException * @throws \Xibo\Support\Exception\NotFoundException */ public function editFormProxy(Request $request, Response $response, $id, $method) { $connector = $this->connectorFactory->getById($id); $interface = $this->connectorFactory->create($connector); if (method_exists($interface, $method)) { return $response->withJson($interface->{$method}($this->getSanitizer($request->getParams()))); } else { throw new HttpMethodNotAllowedException($request); } } /** * Edit Connector * @param Request $request * @param Response $response * @param $id * @return \Psr\Http\Message\ResponseInterface|Response * @throws AccessDeniedException * @throws ControllerNotImplemented * @throws GeneralException * @throws NotFoundException */ public function edit(Request $request, Response $response, $id) { $params = $this->getSanitizer($request->getParams()); if (is_numeric($id)) { $connector = $this->connectorFactory->getById($id); } else { $connector = $this->connectorFactory->getUninstalledById($id); // Null the connectorId so that we add this to the database. $connector->connectorId = null; } $interface = $this->connectorFactory->create($connector); // Is this an uninstallation request if ($params->getCheckbox('shouldUninstall')) { $event = new ConnectorDeletingEvent($connector, $this->getConfig()); if ($connector->isEnabled == 1) { $this->getDispatcher()->dispatch($event, ConnectorDeletingEvent::$NAME); } else if (method_exists($interface, 'onDeleting')) { $interface->onDeleting($event); } $connector->delete(); // Successful $this->getState()->hydrate([ 'message' => sprintf(__('Uninstalled %s'), $interface->getTitle()) ]); } else { // Core properties $connector->isEnabled = $params->getCheckbox('isEnabled'); if ($connector->hasPropertyChanged('isEnabled')) { $event = new ConnectorEnabledChangeEvent($connector, $this->getConfig()); if ($connector->getOriginalValue('isEnabled') == 1) { $this->getDispatcher()->dispatch($event, ConnectorEnabledChangeEvent::$NAME); } else if (method_exists($interface, 'onEnabledChange')) { $interface->onEnabledChange($event); } } $connector->settings = $interface->processSettingsForm($params, $connector->settings); $connector->save(); // Successful $this->getState()->hydrate([ 'message' => sprintf(__('Edited %s'), $interface->getTitle()), 'id' => $id, 'data' => $connector ]); } return $this->render($request, $response); } /** * @param Request $request * @param Response $response * @param $token * @return \Psr\Http\Message\ResponseInterface * @throws AccessDeniedException */ public function connectorPreview(Request $request, Response $response) { $params = $this->getSanitizer($request->getParams()); $token = $params->getString('token'); $isDebug = $params->getCheckbox('isDebug'); if (empty($token)) { throw new AccessDeniedException(); } // Dispatch an event to check the token $tokenEvent = new \Xibo\Event\XmdsConnectorTokenEvent(); $tokenEvent->setToken($token); $this->getDispatcher()->dispatch($tokenEvent, \Xibo\Event\XmdsConnectorTokenEvent::$NAME); if (empty($tokenEvent->getWidgetId())) { throw new AccessDeniedException(); } // Get the widget $widget = $this->widgetFactory->getById($tokenEvent->getWidgetId()); // It has been found, so we raise an event here to see if any connector can provide a file for it. $event = new \Xibo\Event\XmdsConnectorFileEvent($widget, $isDebug); $this->getDispatcher()->dispatch($event, \Xibo\Event\XmdsConnectorFileEvent::$NAME); // What now? return $event->getResponse(); } }