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编辑当前文件:/home2/sdektunc/public_html/administrator/components/com_media/src/Controller/PluginController.php

<?php
/**
 * @package     Joomla.Administrator
 * @subpackage  com_media
 *
 * @copyright   (C) 2017 Open Source Matters, Inc. <https://www.joomla.org>
 * @license     GNU General Public License version 2 or later; see LICENSE.txt
 */

namespace Joomla\Component\Media\Administrator\Controller;

\defined('_JEXEC') or die;

use Joomla\CMS\MVC\Controller\BaseController;
use Joomla\CMS\Plugin\PluginHelper;
use Joomla\CMS\Router\Route;
use Joomla\Component\Media\Administrator\Event\OAuthCallbackEvent;

/**
 * Plugin Controller for OAuth2.0 callbacks
 *
 * This controller handles OAuth2 Callbacks
 *
 * @since  4.0.0
 */
class PluginController extends BaseController
{
	/**
	 * Handles an OAuth Callback request for a specified plugin.
	 *
	 * URLs containing [sitename]/administrator/index.php?option=com_media&task=plugin.oauthcallback
	 *  &plugin=[plugin_name]
	 *
	 * will be handled by this endpoint.
	 * It will select the plugin specified by plugin_name and pass all the data received from the provider
	 *
	 * @return void
	 *
	 * @since  4.0.0
	 */
	public function oauthcallback()
	{
		try
		{
			// Load plugin names
			$pluginName = $this->input->getString('plugin', null);
			$plugins    = PluginHelper::getPlugin('filesystem');

// If plugin name was not found in parameters redirect back to control panel
			if (!$pluginName || !$this->containsPlugin($plugins, $pluginName))
			{
				throw new \Exception('Plugin not found!');
			}

// Check if the plugin is disabled, if so redirect to control panel
			if (!PluginHelper::isEnabled('filesystem', $pluginName))
			{
				throw new \Exception('Plugin ' . $pluginName . ' is disabled.');
			}

// Only import our required plugin, not entire group
			PluginHelper::importPlugin('filesystem', $pluginName);

// Event parameters
			$eventParameters = ['context' => $pluginName, 'input' => $this->input];
			$event           = new OAuthCallbackEvent('onFileSystemOAuthCallback', $eventParameters);

// Get results from event
			$eventResults = (array) $this->app->triggerEvent('onFileSystemOAuthCallback', $event);

// If event was not triggered in the selected Plugin, raise a warning and fallback to Control Panel
			if (!$eventResults)
			{
				throw new \Exception(
					'Plugin ' . $pluginName . ' should have implemented onFileSystemOAuthCallback method'
				);
			}

$action  = $eventResults['action'] ?? null;
			$message = null;

// If there are any messages display them
			if (isset($eventResults['message']))
			{
				$message     = $eventResults['message'];
				$messageType = ($eventResults['message_type'] ?? '');

$this->app->enqueueMessage($message, $messageType);
			}

/**
			 * Execute actions defined by the plugin
			 * Supported actions
			 *  - close         : Closes the current window, use this only for windows opened by javascript
			 *  - redirect      : Redirect to a URI defined in 'redirect_uri' parameter, if not fallback to control panel
			 *  - media-manager : Redirect to Media Manager
			 *  - control-panel : Redirect to Control Panel
			 */
			switch ($action)
			{
				/**
				 * Close a window opened by developer
				 * Use this for close New Windows opened for OAuth Process
				 */
				case 'close':
					$this->setRedirect(Route::_('index.php?option=com_media&view=plugin&action=close', false));
					break;

// Redirect browser to any page specified by the user
				case 'redirect':
					if (!isset($eventResults['redirect_uri']))
					{
						throw new \Exception("Redirect URI must be set in the plugin");
					}

$this->setRedirect($eventResults['redirect_uri']);
					break;

// Redirect browser to Control Panel
				case 'control-panel':
					$this->setRedirect(Route::_('index.php', false));
					break;

// Redirect browser to Media Manager
				case 'media-manager':
				default:
					$this->setRedirect(Route::_('index.php?option=com_media&view=media', false));
			}
		}
		catch (\Exception $e)
		{
			// Display any error
			$this->app->enqueueMessage($e->getMessage(), 'error');
			$this->setRedirect(Route::_('index.php', false));
		}

// Redirect
		$this->redirect();
	}

/**
	 * Check whether a plugin exists in given plugin array.
	 *
	 * @param   array   $plugins     Array of plugin names
	 * @param   string  $pluginName  Plugin name to look up
	 *
	 * @return bool
	 *
	 * @since  4.0.0
	 */
	private function containsPlugin($plugins, $pluginName)
	{
		foreach ($plugins as $plugin)
		{
			if ($plugin->name == $pluginName)
			{
				return true;
			}
		}

return false;
	}
}