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<?php
namespace Drupal\fb_instant_articles\Plugin\Field\FieldFormatter;
use Drupal\Core\Config\ConfigFactoryInterface;
use Drupal\Core\Field\FieldDefinitionInterface;
use Drupal\Core\Field\FieldItemListInterface;
use Drupal\Core\Form\FormStateInterface;
use Drupal\Core\Plugin\ContainerFactoryPluginInterface;
use Drupal\fb_instant_articles\Plugin\Field\InstantArticleFormatterInterface;
use Drupal\fb_instant_articles\Regions;
use Drupal\file\Plugin\Field\FieldFormatter\GenericFileFormatter;
use Facebook\InstantArticles\Elements\Header;
use Facebook\InstantArticles\Elements\InstantArticle;
use Facebook\InstantArticles\Elements\Video;
use Symfony\Component\DependencyInjection\ContainerInterface;
use Symfony\Component\Serializer\Normalizer\NormalizerInterface;
class VideoFormatter extends GenericFileFormatter implements InstantArticleFormatterInterface, ContainerFactoryPluginInterface {
protected $config;
public function __construct($plugin_id, $plugin_definition, FieldDefinitionInterface $field_definition, array $settings, $label, $view_mode, array $third_party_settings, ConfigFactoryInterface $config_factory) {
parent::__construct($plugin_id, $plugin_definition, $field_definition, $settings, $label, $view_mode, $third_party_settings);
$this->config = $config_factory
->get('fb_instant_articles.settings');
}
public static function create(ContainerInterface $container, array $configuration, $plugin_id, $plugin_definition) {
return new static($plugin_id, $plugin_definition, $configuration['field_definition'], $configuration['settings'], $configuration['label'], $configuration['view_mode'], $configuration['third_party_settings'], $container
->get('config.factory'));
}
public static function defaultSettings() {
return [
'presentation' => '',
'controls' => FALSE,
'autoplay' => TRUE,
'feed_cover' => FALSE,
] + parent::defaultSettings();
}
public function settingsForm(array $form, FormStateInterface $form_state) {
$element['presentation'] = [
'#type' => 'select',
'#title' => $this
->t('Presentation'),
'#default_value' => $this
->getSetting('presentation'),
'#options' => [
Video::ASPECT_FIT => $this
->presentationLabel(Video::ASPECT_FIT),
Video::ASPECT_FIT_ONLY => $this
->presentationLabel(Video::ASPECT_FIT_ONLY),
Video::FULLSCREEN => $this
->presentationLabel(Video::FULLSCREEN),
Video::NON_INTERACTIVE => $this
->presentationLabel(Video::NON_INTERACTIVE),
],
'#empty_option' => $this
->t('None'),
];
$element['controls'] = [
'#type' => 'checkbox',
'#title' => $this
->t('Enable player controls'),
'#default_value' => $this
->getSetting('controls'),
];
$element['autoplay'] = [
'#type' => 'checkbox',
'#title' => $this
->t('Enable autoplay'),
'#default_value' => $this
->getSetting('autoplay'),
];
$element['feed_cover'] = [
'#type' => 'checkbox',
'#title' => $this
->t('Newsfeed cover'),
'#description' => $this
->t('Enable this setting to use this video as the cover when the article is shown in the newsfeed. If set, the first video in a multivalue field is used as the cover.'),
'#default_value' => $this
->getSetting('feed_cover'),
];
return $element;
}
public function settingsSummary() {
$summary = [];
if ($presentation = $this
->getSetting('presentation')) {
$summary[] = $this
->t('Presentation: @presentation', [
'@presentation' => $this
->presentationLabel($presentation),
]);
}
if ($this
->getSetting('controls')) {
$summary[] = $this
->t('Show controls');
}
if ($this
->getSetting('autoplay')) {
$summary[] = $this
->t('Autoplay');
}
if ($this
->getSetting('feed_cover')) {
$summary[] = $this
->t('Newsfeed cover');
}
return $summary;
}
public function viewElements(FieldItemListInterface $items, $langcode) {
return [];
}
public function viewInstantArticle(FieldItemListInterface $items, InstantArticle $article, $region, NormalizerInterface $normalizer, $langcode = NULL) {
$this
->prepareView([
$items
->getEntity()
->id() => $items,
]);
if (empty($videos = $this
->getEntitiesToView($items, $langcode))) {
return;
}
if ($region === Regions::REGION_HEADER) {
$header = $article
->getHeader();
if (!$header) {
$header = Header::create();
$article
->withHeader($header);
}
}
foreach ($videos as $delta => $video) {
$video_uri = file_create_url($video
->getFileUri());
if ($canonical_url = $this->config
->get('canonical_url_override')) {
$video_uri = preg_replace('~^https?://.*?(?=/)~', rtrim($canonical_url, '/'), $video_uri);
}
$video = Video::create();
$video
->withURL($video_uri);
if ($presentation = $this
->getSetting('presentation')) {
$video
->withPresentation($presentation);
}
if ($this
->getSetting('controls')) {
$video
->enableControls();
}
else {
$video
->disableControls();
}
if ($this
->getSetting('autoplay')) {
$video
->enableAutoplay();
}
else {
$video
->disableAutoplay();
}
if ($this
->getSetting('feed_cover') && $delta === 0) {
$video
->enableFeedCover();
}
else {
$video
->disableFeedCover();
}
if ($region === Regions::REGION_HEADER) {
$header
->withCover($video);
}
else {
$article
->addChild($video);
}
}
}
protected function presentationLabel($presentation) {
switch ($presentation) {
case Video::ASPECT_FIT:
$label = $this
->t('Fit');
break;
case Video::ASPECT_FIT_ONLY:
$label = $this
->t('Fit only');
break;
case Video::FULLSCREEN:
$label = $this
->t('Fullscreen');
break;
case Video::NON_INTERACTIVE:
$label = $this
->t('Non-interactive');
break;
default:
$label = $this
->t('None');
break;
}
return $label;
}
}