/** * {@inheritdoc} */ public function process($text, $langcode) { $response = new FilterProcessResult($text); // Use a look ahead to match the capture groups in any order. if (preg_match_all('/(<p>)?(?<json>{(?=.*preview_thumbnail\\b)(?=.*settings\\b)(?=.*video_url\\b)(?=.*settings_summary)(.*)})(<\\/p>)?/', $text, $matches)) { foreach ($matches['json'] as $delta => $match) { // Ensure the JSON string is valid. $embed_data = json_decode($match, TRUE); if (!is_array($embed_data)) { continue; } // If the URL can't matched to a provider or the settings are invalid, // ignore it. $provider = $this->providerManager->loadProviderFromInput($embed_data['video_url']); if (!$provider || !$this->validSettings($embed_data['settings'])) { continue; } $autoplay = $this->currentUser->hasPermission('never autoplay videos') ? FALSE : $embed_data['settings']['autoplay']; $embed_code = $provider->renderEmbedCode($embed_data['settings']['width'], $embed_data['settings']['height'], $autoplay); // Add the container to make the video responsive if it's been // configured as such. This usually is attached to field output in the // case of a formatter, but a custom container must be used where one is // not present. if ($embed_data['settings']['responsive']) { $embed_code = ['#type' => 'container', '#attributes' => ['class' => ['video-embed-field-responsive-video']], 'children' => $embed_code]; } // Replace the JSON settings with a video. $text = str_replace($matches[0][$delta], $this->renderer->renderRoot($embed_code), $text); } } // Add the required responsive video library and update the response text. $response->setProcessedText($text); $response->addAttachments(['library' => ['video_embed_field/responsive-video']]); $response->setCacheContexts(['user.permissions']); return $response; }