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<?php
/**
 * @package     Joomla.Administrator
 * @subpackage  com_users
 *
 * @copyright   (C) 2007 Open Source Matters, Inc. <https://www.joomla.org>
 * @license     GNU General Public License version 2 or later; see LICENSE.txt
 */
namespace Joomla\Component\Users\Administrator\Controller;

\defined('_JEXEC') or die;

use Joomla\CMS\Access\Access;
use Joomla\CMS\MVC\Controller\FormController;
use Joomla\CMS\MVC\Model\BaseDatabaseModel;
use Joomla\CMS\Router\Route;
use Joomla\CMS\Uri\Uri;

/**
 * User controller class.
 *
 * @since  1.6
 */
class UserController extends FormController
{
	/**
	 * @var    string  The prefix to use with controller messages.
	 * @since  1.6
	 */
	protected $text_prefix = 'COM_USERS_USER';

/**
	 * Overrides Joomla\CMS\MVC\Controller\FormController::allowEdit
	 *
	 * Checks that non-Super Admins are not editing Super Admins.
	 *
	 * @param   array   $data  An array of input data.
	 * @param   string  $key   The name of the key for the primary key.
	 *
	 * @return  boolean  True if allowed, false otherwise.
	 *
	 * @since   1.6
	 */
	protected function allowEdit($data = array(), $key = 'id')
	{
		// Check if this person is a Super Admin
		if (Access::check($data[$key], 'core.admin'))
		{
			// If I'm not a Super Admin, then disallow the edit.
			if (!$this->app->getIdentity()->authorise('core.admin'))
			{
				return false;
			}
		}

// Allow users to edit their own account
		if (isset($data[$key]) && (int) $this->app->getIdentity()->id === (int) $data[$key])
		{
			return true;
		}

return parent::allowEdit($data, $key);
	}

/**
	 * Override parent cancel to redirect when using status edit account.
	 *
	 * @param   string  $key  The name of the primary key of the URL variable.
	 *
	 * @return  boolean  True if access level checks pass, false otherwise.
	 *
	 * @since  4.0.0
	 */
	public function cancel($key = null)
	{
		$result = parent::cancel();

if ($return = $this->input->get('return', '', 'BASE64'))
		{
			$return = base64_decode($return);

// Don't redirect to an external URL.
			if (!Uri::isInternal($return))
			{
				$return = Uri::base();
			}

$this->app->redirect($return);
		}

return $result;
	}

/**
	 * Override parent save to redirect when using status edit account.
	 *
	 * @param   string  $key     The name of the primary key of the URL variable.
	 * @param   string  $urlVar  The name of the URL variable if different from the primary key (sometimes required to avoid router collisions).
	 *
	 * @return  boolean  True if successful, false otherwise.
	 *
	 * @since   4.0.0
	 */
	public function save($key = null, $urlVar = null)
	{
		$result = parent::save($key, $urlVar);

$task   = $this->getTask();

if ($task === 'save' && $return = $this->input->get('return', '', 'BASE64'))
		{
			$return = base64_decode($return);

// Don't redirect to an external URL.
			if (!Uri::isInternal($return))
			{
				$return = Uri::base();
			}

$this->setRedirect($return);
		}

return $result;
	}

/**
	 * Method to run batch operations.
	 *
	 * @param   object  $model  The model.
	 *
	 * @return  boolean  True on success, false on failure
	 *
	 * @since   2.5
	 */
	public function batch($model = null)
	{
		$this->checkToken();

// Set the model
		$model = $this->getModel('User', 'Administrator', array());

// Preset the redirect
		$this->setRedirect(Route::_('index.php?option=com_users&view=users' . $this->getRedirectToListAppend(), false));

return parent::batch($model);
	}

/**
	 * Function that allows child controller access to model data after the data has been saved.
	 *
	 * @param   BaseDatabaseModel  $model      The data model object.
	 * @param   array              $validData  The validated data.
	 *
	 * @return  void
	 *
	 * @since   3.1
	 */
	protected function postSaveHook(BaseDatabaseModel $model, $validData = array())
	{
	}
}