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<?php |
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/** |
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* @file |
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* Contains \Drupal\url_embed\Form\UrlEmbedDialog. |
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*/ |
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namespace Drupal\url_embed\Form; |
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use Drupal\Core\Ajax\AjaxResponse; |
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use Drupal\Core\Ajax\CloseModalDialogCommand; |
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use Drupal\Core\Ajax\HtmlCommand; |
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use Drupal\Core\Form\FormBase; |
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use Drupal\Core\Form\FormBuilderInterface; |
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use Drupal\Core\Form\FormStateInterface; |
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use Drupal\editor\Ajax\EditorDialogSave; |
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use Drupal\editor\EditorInterface; |
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use Drupal\embed\EmbedButtonInterface; |
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use Drupal\url_embed\UrlEmbedHelperTrait; |
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use Drupal\url_embed\UrlEmbedInterface; |
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use Symfony\Component\DependencyInjection\ContainerInterface; |
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/** |
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* Provides a form to embed URLs. |
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*/ |
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class UrlEmbedDialog extends FormBase { |
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use UrlEmbedHelperTrait; |
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/** |
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* The form builder. |
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* |
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* @var \Drupal\Core\Form\FormBuilderInterface |
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*/ |
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protected $formBuilder; |
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/** |
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* Constructs a UrlEmbedDialog object. |
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* |
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* @param \Drupal\url_embed\UrlEmbedInterface $url_embed |
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* The URL embed service. |
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* @param \Drupal\Core\Form\FormBuilderInterface $form_builder |
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* The Form Builder. |
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*/ |
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public function __construct(UrlEmbedInterface $url_embed, FormBuilderInterface $form_builder) { |
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$this->setUrlEmbed($url_embed); |
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$this->formBuilder = $form_builder; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public static function create(ContainerInterface $container) { |
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return new static( |
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$container->get('url_embed'), |
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$container->get('form_builder') |
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); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function getFormId() { |
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return 'url_embed_dialog'; |
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} |
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/** |
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* {@inheritdoc} |
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* |
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* @param \Drupal\editor\EditorInterface $editor |
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* The editor to which this dialog corresponds. |
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* @param \Drupal\embed\EmbedButtonInterface $embed_button |
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* The URL button to which this dialog corresponds. |
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*/ |
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public function buildForm(array $form, FormStateInterface $form_state, EditorInterface $editor = NULL, EmbedButtonInterface $embed_button = NULL) { |
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$values = $form_state->getValues(); |
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$input = $form_state->getUserInput(); |
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// Set URL button element in form state, so that it can be used later in |
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// validateForm() function. |
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$form_state->set('embed_button', $embed_button); |
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$form_state->set('editor', $editor); |
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// Initialize URL element with form attributes, if present. |
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$url_element = empty($values['attributes']) ? array() : $values['attributes']; |
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$url_element += empty($input['attributes']) ? array() : $input['attributes']; |
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// The default values are set directly from \Drupal::request()->request, |
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// provided by the editor plugin opening the dialog. |
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if (!$form_state->get('url_element')) { |
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$form_state->set('url_element', isset($input['editor_object']) ? $input['editor_object'] : array()); |
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} |
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$url_element += $form_state->get('url_element'); |
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$url_element += array( |
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'data-embed-url' => '', |
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'data-url-provider' => '', |
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); |
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$form_state->set('url_element', $url_element); |
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$form['#tree'] = TRUE; |
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$form['#attached']['library'][] = 'editor/drupal.editor.dialog'; |
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$form['#prefix'] = '<div id="url-embed-dialog-form">'; |
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$form['#suffix'] = '</div>'; |
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$form['attributes']['data-embed-url'] = array( |
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'#type' => 'textfield', |
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'#title' => 'URL', |
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'#default_value' => $url_element['data-embed-url'], |
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'#required' => TRUE, |
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); |
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try { |
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if (!empty($url_element['data-embed-url']) && $info = $this->urlEmbed()->getEmbed($url_element['data-embed-url'])) { |
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$url_element['data-url-provider'] = $info->getProviderName(); |
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} |
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} |
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catch (\Exception $e) { |
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watchdog_exception('url_embed', $e); |
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} |
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$form['attributes']['data-url-provider'] = array( |
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'#type' => 'value', |
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'#value' => $url_element['data-url-provider'], |
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); |
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$form['attributes']['data-embed-button'] = array( |
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'#type' => 'value', |
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'#value' => $embed_button->id(), |
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); |
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$form['attributes']['data-entity-label'] = array( |
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'#type' => 'value', |
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'#value' => $embed_button->label(), |
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); |
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$form['actions'] = array( |
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'#type' => 'actions', |
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); |
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$form['actions']['save_modal'] = array( |
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'#type' => 'submit', |
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'#value' => $this->t('Embed'), |
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'#button_type' => 'primary', |
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// No regular submit-handler. This form only works via JavaScript. |
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'#submit' => array(), |
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'#ajax' => array( |
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'callback' => '::submitForm', |
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'event' => 'click', |
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), |
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); |
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return $form; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function submitForm(array &$form, FormStateInterface $form_state) { |
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$response = new AjaxResponse(); |
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$values = $form_state->getValues(); |
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// Display errors in form, if any. |
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if ($form_state->hasAnyErrors()) { |
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unset($form['#prefix'], $form['#suffix']); |
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$form['status_messages'] = array( |
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'#type' => 'status_messages', |
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'#weight' => -10, |
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); |
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$response->addCommand(new HtmlCommand('#url-embed-dialog-form', $form)); |
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} |
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else { |
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$response->addCommand(new EditorDialogSave($values)); |
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$response->addCommand(new CloseModalDialogCommand()); |
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} |
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return $response; |
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} |
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} |
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drupal-media /
url_embed
