/**
* Initialize the backend view.
*
* @param DataContainer $dataContainer The data container.
*
* @return void
*/
public function initialize($dataContainer)
{
if (TL_MODE !== 'BE') {
return;
}
$this->getServiceContainer()->getAssetsManager()->addStylesheet('system/modules/content-node/assets/css/backend.css');
$callback = $this->definition->get('list/sorting/child_record_callback');
if (is_array($callback)) {
$callback[0] = \System::importStatic($callback[0]);
}
$renderer = new BackendRenderer($this->registry, $callback);
$definition = $this->getServiceContainer()->getDcaManager()->get('tl_content');
$definition->set('list/sorting/child_record_callback', $renderer);
$parentType = null;
if ($dataContainer->parentTable === 'tl_content_node') {
$parent = \ContentModel::findByPk(CURRENT_ID);
if ($parent && $this->registry->hasNodeType($parent->tye)) {
$parentType = $this->registry->getNode($parent->type);
}
}
try {
$restriction = new ContentElementAccess($this->definition, $this->registry, $this->getServiceContainer()->getDatabaseConnection(), $this->getServiceContainer()->getSession(), $this->getServiceContainer()->getInput());
$restriction->restrict($dataContainer->id, $parentType);
} catch (AccessDeniedException $e) {
\Controller::log($e->getMessage(), 'ContentElementAccess::resitrct', TL_ACCESS);
\Controller::redirect(\Environment::get('script') . '?act=error');
}
}
/**
* Restrict the content elements.
*
* @param int $contentId The id of the current content element.
* @param Node $node The node type.
*
* @return void
* @throws AccessDeniedException When an invalid content element type is accessed.
*
* @SuppressWarnings(PHPMD.Superglobals)
*/
public function restrict($contentId, Node $node = null)
{
$nodeType = $node ? $node->getName() : null;
$allowedElements = $this->registry->filterContentElements($GLOBALS['TL_CTE'], $nodeType);
if (empty($allowedElements)) {
$this->closeDataContainer();
} elseif (!in_array($this->definition->get('fields/type/default'), $allowedElements)) {
$this->setDefaults($allowedElements);
}
if ($this->input->get('act') != '' && $this->input->get('act') !== 'select') {
$GLOBALS['TL_CTE'] = $allowedElements;
$this->restrictIds($allowedElements, $contentId);
}
}
/**
* Generate a child.
*
* @param ContentModel $model The model.
*
* @return string
*/
private function generateChild(ContentModel $model)
{
$callback = $this->definition->get('list/sorting/child_record_callback');
if (!$callback) {
return '';
}
if (is_array($callback)) {
$callback[0] = new $callback[0]();
}
if (is_callable($callback)) {
return call_user_func($callback, $model->row());
}
// Invalid callback.
return '';
}
/**
* Generate the move button.
*
* @param array $row The current row.
*
* @return string
*/
private function generateMoveButton($row)
{
$clipboard = \Session::getInstance()->get('CLIPBOARD');
$isClipboard = !empty($clipboard[$this->definition->getName()]);
// Paste buttons
if ($isClipboard) {
$clipboard = $clipboard[$this->definition->getName()];
if (\Input::get('mode') == 'cut' && $this->isChildOf($row, $clipboard['id'])) {
return \Image::getHtml('pasteafter_.gif', $this->translator->translate('pasteafter.0', $this->definition->getName()));
}
$url = \Backend::addToUrl('act=' . $clipboard['mode'] . '&mode=1&pid=' . $row['id'] . '&id=' . $clipboard['id']);
return sprintf(' <a href="%s" title="%s" onclick="Backend.getScrollOffset()">%s</a>', $url, specialchars(sprintf($this->translator->translate('pasteafter.1', $this->definition->getName()), $row['id'])), \Image::getHtml('pasteafter.gif', $this->translator->translate('pasteafter.0', $this->definition->getName())));
}
return '';
}
/**
* Save new state in database.
*
* @param Definition $definition Data container definition.
* @param int $recordId Data record id.
* @param array $data Change data set.
*
* @return void
*/
private function save(Definition $definition, $recordId, array $data)
{
// Filter empty values which should not be saved.
foreach ($data as $column => $value) {
if ($value != '') {
continue;
}
$alwaysSave = $definition->get(['fields', $column, 'eval', 'alwaysSave'], false);
$doNotSaveEmpty = $definition->get(['fields', $column, 'eval', 'doNotSaveEmpty'], false);
if (!$alwaysSave && $doNotSaveEmpty) {
unset($data[$column]);
}
}
// Add tstamp if field exists.
if (empty($data['tstamp'] && $this->database->fieldExists('tstamp', $definition->getName()))) {
$data['tstamp'] = time();
}
// Store the data.
$this->database->prepare(sprintf('UPDATE %s %s WHERE id=?', $definition->getName(), '%s'))->set($data)->execute($recordId);
}
/**
* Format field options.
*
* @param string $field Field name.
* @param array $values Field values.
* @param mixed $context Data container object.
*
* @return array
*/
public function formatOptions($field, array $values, $context = null)
{
$definition = $this->definition->get(['fields', $field]);
return $this->optionsFormatter->format($values, $field, $definition, $context);
}
