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<?php
namespace Drupal\views\Plugin\views\area;
use Drupal\Core\Form\FormStateInterface;
/**
* Views area title override handler.
*
* @ingroup views_area_handlers
*
* @ViewsArea("title")
*/
class Title extends AreaPluginBase {
/**
* {@inheritdoc}
*/
protected function defineOptions() {
$options = parent::defineOptions();
$options['title'] = ['default' => ''];
return $options;
}
/**
* {@inheritdoc}
*/
public function buildOptionsForm(&$form, FormStateInterface $form_state) {
parent::buildOptionsForm($form, $form_state);
$form['title'] = [
'#type' => 'textfield',
'#title' => $this->t('Overridden title'),
'#default_value' => $this->options['title'],
'#description' => $this->t('Override the title of this view when it is empty. The available global tokens below can be used here.'),
];
// Don't use the AreaPluginBase tokenForm method, we don't want row tokens.
$this->globalTokenForm($form, $form_state);
}
/**
* {@inheritdoc}
*/
public function preRender(array $results) {
parent::preRender($results);
// If a title is provided, process it.
if (!empty($this->options['title'])) {
$value = $this->globalTokenReplace($this->options['title']);
$this->view->setTitle($this->sanitizeValue($value, 'xss_admin'));
}
}
/**
* {@inheritdoc}
*/
public function render($empty = FALSE) {
// Do nothing for this handler by returning an empty render array.
return [];
}
}