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BackendPage.php
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BackendPage.php
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<?php
/*
* This file is part of Contao.
*
* (c) Leo Feyer
*
* @license LGPL-3.0-or-later
*/
namespace Contao;
use Contao\CoreBundle\Exception\AccessDeniedException;
use Symfony\Component\HttpFoundation\Response;
use Symfony\Component\HttpFoundation\Session\Attribute\AttributeBagInterface;
use Symfony\Component\HttpFoundation\Session\Session;
/**
* Back end page picker.
*
* @author Leo Feyer <https://github.com/leofeyer>
*/
class BackendPage extends Backend
{
/**
* Current Ajax object
* @var Ajax
*/
protected $objAjax;
/**
* Initialize the controller
*
* 1. Import the user
* 2. Call the parent constructor
* 3. Authenticate the user
* 4. Load the language files
* DO NOT CHANGE THIS ORDER!
*/
public function __construct()
{
$this->import(BackendUser::class, 'User');
parent::__construct();
if (!System::getContainer()->get('security.authorization_checker')->isGranted('ROLE_USER'))
{
throw new AccessDeniedException('Access denied');
}
System::loadLanguageFile('default');
}
/**
* Run the controller and parse the template
*
* @return Response
*/
public function run()
{
/** @var Session $objSession */
$objSession = System::getContainer()->get('session');
$objTemplate = new BackendTemplate('be_picker');
$objTemplate->main = '';
// Ajax request
if ($_POST && Environment::get('isAjaxRequest'))
{
$this->objAjax = new Ajax(Input::post('action'));
$this->objAjax->executePreActions();
}
$strTable = Input::get('table');
$strField = Input::get('field');
// Define the current ID
\define('CURRENT_ID', (Input::get('table') ? $objSession->get('CURRENT_ID') : Input::get('id')));
$this->loadDataContainer($strTable);
$strDriver = 'DC_' . $GLOBALS['TL_DCA'][$strTable]['config']['dataContainer'];
$objDca = new $strDriver($strTable);
$objDca->field = $strField;
// Set the active record
if ($this->Database->tableExists($strTable))
{
/** @var Model $strModel */
$strModel = Model::getClassFromTable($strTable);
if (class_exists($strModel))
{
$objModel = $strModel::findByPk(Input::get('id'));
if ($objModel !== null)
{
$objDca->activeRecord = $objModel;
}
}
}
// AJAX request
if ($_POST && Environment::get('isAjaxRequest'))
{
$this->objAjax->executePostActions($objDca);
}
$objSession->set('filePickerRef', Environment::get('request'));
$arrValues = array_filter(explode(',', Input::get('value')));
// Call the load_callback
if (\is_array($GLOBALS['TL_DCA'][$strTable]['fields'][$strField]['load_callback']))
{
foreach ($GLOBALS['TL_DCA'][$strTable]['fields'][$strField]['load_callback'] as $callback)
{
if (\is_array($callback))
{
$this->import($callback[0]);
$arrValues = $this->{$callback[0]}->{$callback[1]}($arrValues, $objDca);
}
elseif (\is_callable($callback))
{
$arrValues = $callback($arrValues, $objDca);
}
}
}
/** @var PageSelector $strClass */
$strClass = $GLOBALS['BE_FFL']['pageSelector'];
/** @var PageSelector $objPageTree */
$objPageTree = new $strClass($strClass::getAttributesFromDca($GLOBALS['TL_DCA'][$strTable]['fields'][$strField], $strField, $arrValues, $strField, $strTable, $objDca));
/** @var AttributeBagInterface $objSessionBag */
$objSessionBag = $objSession->getBag('contao_backend');
$objTemplate->main = $objPageTree->generate();
$objTemplate->theme = Backend::getTheme();
$objTemplate->base = Environment::get('base');
$objTemplate->language = $GLOBALS['TL_LANGUAGE'];
$objTemplate->title = StringUtil::specialchars($GLOBALS['TL_LANG']['MSC']['pagepicker']);
$objTemplate->host = Backend::getDecodedHostname();
$objTemplate->charset = Config::get('characterSet');
$objTemplate->addSearch = true;
$objTemplate->search = $GLOBALS['TL_LANG']['MSC']['search'];
$objTemplate->action = ampersand(Environment::get('request'));
$objTemplate->value = $objSessionBag->get('page_selector_search');
$objTemplate->breadcrumb = $GLOBALS['TL_DCA']['tl_page']['list']['sorting']['breadcrumb'];
if ($this->User->hasAccess('page', 'modules'))
{
$objTemplate->manager = $GLOBALS['TL_LANG']['MSC']['pageManager'];
$objTemplate->managerHref = 'contao/main.php?do=page&popup=1';
}
if (Input::get('switch') && $this->User->hasAccess('files', 'modules'))
{
$objTemplate->switch = $GLOBALS['TL_LANG']['MSC']['filePicker'];
$objTemplate->switchHref = str_replace('contao/page?', 'contao/file?', ampersand(Environment::get('request')));
}
return $objTemplate->getResponse();
}
}
class_alias(BackendPage::class, 'BackendPage');