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<?php /** * @package admintools * @copyright Copyright (c)2010-2022 Nicholas K. Dionysopoulos / Akeeba Ltd * @license GNU General Public License version 3, or later */ namespace Akeeba\AdminTools\Admin\Controller\Mixin; defined('_JEXEC') || die(); /** * Force a Controller to allow access to specific tasks only, no matter which tasks are already defined in this * Controller. */ trait PredefinedTaskList { /** * A list of predefined tasks. Trying to access any other task will result in the first task of this list being * executed instead. * * @var array */ protected $predefinedTaskList = []; /** * Overrides the execute method to implement the predefined task list feature * * @param string $task The task to execute * * @return mixed The controller task result */ public function execute($task) { if (!in_array($task, $this->predefinedTaskList)) { $task = reset($this->predefinedTaskList); } return parent::execute($task); } /** * Sets the predefined task list and registers the first task in the list as the Controller's default task * * @param array $taskList The task list to register */ public function setPredefinedTaskList(array $taskList) { // First, unregister all known tasks which are not in the taskList $allTasks = $this->getTasks(); foreach ($allTasks as $task) { if (in_array($task, $taskList)) { continue; } $this->unregisterTask($task); } // Set the predefined task list $this->predefinedTaskList = $taskList; // Set the default task $this->registerDefaultTask(reset($this->predefinedTaskList)); } }