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msd2/wordpress/wp-content/plugins/amp/includes/embeds/class-amp-reddit-embed-handler.php

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+<?php
+/**
+ * Class AMP_Reddit_Embed_Handler
+ *
+ * @package AMP
+ * @since 0.7
+ */
+
+/**
+ * Class AMP_Reddit_Embed_Handler
+ */
+class AMP_Reddit_Embed_Handler extends AMP_Base_Embed_Handler {
+	/**
+	 * Regex matched to produce output amp-reddit.
+	 *
+	 * @const string
+	 */
+	const URL_PATTERN = '#https?://(www\.)?reddit\.com/r/[^/]+/comments/.*#i';
+
+	/**
+	 * Register embed.
+	 */
+	public function register_embed() {
+		wp_embed_register_handler( 'amp-reddit', self::URL_PATTERN, array( $this, 'oembed' ), -1 );
+	}
+
+	/**
+	 * Unregister embed.
+	 */
+	public function unregister_embed() {
+		wp_embed_unregister_handler( 'amp-reddit', -1 );
+	}
+
+	/**
+	 * Embed found with matching URL callback.
+	 *
+	 * @param array $matches URL regex matches.
+	 * @param array $attr    Additional parameters.
+	 * @param array $url     URL.
+	 * @return string Embed.
+	 */
+	public function oembed( $matches, $attr, $url ) {
+		return $this->render( array( 'url' => $url ) );
+	}
+
+	/**
+	 * Output the Reddit amp element.
+	 *
+	 * @param array $args parameters used for output.
+	 * @return string Rendered content.
+	 */
+	public function render( $args ) {
+		$args = wp_parse_args(
+			$args,
+			array(
+				'url' => false,
+			)
+		);
+
+		if ( empty( $args['url'] ) ) {
+			return '';
+		}
+
+		// @todo Sizing is not yet correct. See <https://github.com/ampproject/amphtml/issues/11869>.
+		return AMP_HTML_Utils::build_tag(
+			'amp-reddit',
+			array(
+				'layout'         => 'responsive',
+				'data-embedtype' => 'post',
+				'width'          => '100',
+				'height'         => '100',
+				'data-src'       => $args['url'],
+			)
+		);
+	}
+}
+