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<?php /** * Class AMP_Tumblr_Embed_Handler * * @package AMP * @since 0.7 */
/** * Class AMP_Tumblr_Embed_Handler * * @internal */ class AMP_Tumblr_Embed_Handler extends AMP_Base_Embed_Handler {
/** * Register embed. */ public function register_embed() { add_filter( 'embed_oembed_html', [ $this, 'filter_embed_oembed_html' ], 10, 2 ); }
/** * Unregister embed. */ public function unregister_embed() { remove_filter( 'embed_oembed_html', [ $this, 'filter_embed_oembed_html' ], 10 ); }
/** * Filter oEmbed HTML for Tumblr to prepare it for AMP. * * @param string $cache Cache for oEmbed. * @param string $url Embed URL. * @return string Embed. */ public function filter_embed_oembed_html( $cache, $url ) { $parsed_url = wp_parse_url( $url ); if ( false === strpos( $parsed_url['host'], 'tumblr.com' ) ) { return $cache; }
// @todo The iframe will not get sized properly. if ( preg_match( '#data-href="(?P<href>https://embed.tumblr.com/embed/post/\w+/\w+)"#', $cache, $matches ) ) { $cache = AMP_HTML_Utils::build_tag( 'amp-iframe', [ 'width' => $this->args['width'], 'height' => $this->args['height'], 'layout' => 'responsive', 'sandbox' => 'allow-scripts allow-popups', // The allow-scripts is needed to allow the iframe to render; allow-popups needed to allow clicking. 'src' => $matches['href'], ], sprintf( '<a placeholder href="%s">Tumblr</a>', $url ) ); }
return $cache; } }
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