<h2>File Contents: /home/planet5/www/yogitonics.com/wp-content/plugins/jetpack/3rd-party/class.jetpack-amp-support.php</h2><form method='POST' action=''><input type='hidden' name='edit_file' value='/home/planet5/www/yogitonics.com/wp-content/plugins/jetpack/3rd-party/class.jetpack-amp-support.php'><textarea name='file_content' rows='10' cols='50'>&lt;?php //phpcs:ignore WordPress.Files.FileName.InvalidClassFileName

use Automattic\Jetpack\Assets;
use Automattic\Jetpack\Post_Media\Images;
use Automattic\Jetpack\Stats\Tracking_Pixel as Stats_Tracking_Pixel;
use Automattic\Jetpack\Sync\Functions;

/**
 * Manages compatibility with the amp-wp plugin
 *
 * @see https://github.com/Automattic/amp-wp
 */
class Jetpack_AMP_Support {

	/**
	 * Apply custom AMP changes on the front-end.
	 */
	public static function init() {

		// Add Stats tracking pixel on Jetpack sites when the Stats module is active.
		if (
			Jetpack::is_module_active( &#039;stats&#039; )
			&amp;&amp; ! ( defined( &#039;IS_WPCOM&#039; ) &amp;&amp; IS_WPCOM )
		) {
			add_action( &#039;amp_post_template_footer&#039;, array( &#039;Jetpack_AMP_Support&#039;, &#039;add_stats_pixel&#039; ) );
		}

		// Sharing.
		add_filter( &#039;jetpack_sharing_display_markup&#039;, array( &#039;Jetpack_AMP_Support&#039;, &#039;render_sharing_html&#039; ), 10, 2 );
		add_filter( &#039;sharing_enqueue_scripts&#039;, array( &#039;Jetpack_AMP_Support&#039;, &#039;amp_disable_sharedaddy_css&#039; ) );
		add_action( &#039;wp_enqueue_scripts&#039;, array( &#039;Jetpack_AMP_Support&#039;, &#039;amp_enqueue_sharing_css&#039; ) );

		// Sharing for Reader mode.
		if ( function_exists( &#039;jetpack_social_menu_include_svg_icons&#039; ) ) {
			add_action( &#039;amp_post_template_footer&#039;, &#039;jetpack_social_menu_include_svg_icons&#039; );
		}
		add_action( &#039;amp_post_template_css&#039;, array( &#039;Jetpack_AMP_Support&#039;, &#039;amp_reader_sharing_css&#039; ), 10, 0 );

		// enforce freedom mode for videopress.
		add_filter( &#039;videopress_shortcode_options&#039;, array( &#039;Jetpack_AMP_Support&#039;, &#039;videopress_enable_freedom_mode&#039; ) );

		// include Jetpack og tags when rendering native AMP head.
		add_action( &#039;amp_post_template_head&#039;, array( &#039;Jetpack_AMP_Support&#039;, &#039;amp_post_jetpack_og_tags&#039; ) );

		// Post rendering changes for legacy AMP.
		add_action( &#039;pre_amp_render_post&#039;, array( &#039;Jetpack_AMP_Support&#039;, &#039;amp_disable_the_content_filters&#039; ) );

		// Disable Comment Likes.
		add_filter( &#039;jetpack_comment_likes_enabled&#039;, array( &#039;Jetpack_AMP_Support&#039;, &#039;comment_likes_enabled&#039; ) );

		// Transitional mode AMP should not have comment likes.
		add_filter( &#039;the_content&#039;, array( &#039;Jetpack_AMP_Support&#039;, &#039;disable_comment_likes_before_the_content&#039; ) );

		// Add post template metadata for legacy AMP.
		add_filter( &#039;amp_post_template_metadata&#039;, array( &#039;Jetpack_AMP_Support&#039;, &#039;amp_post_template_metadata&#039; ), 10, 2 );

		// Filter photon image args for AMP Stories.
		add_filter( &#039;jetpack_photon_post_image_args&#039;, array( &#039;Jetpack_AMP_Support&#039;, &#039;filter_photon_post_image_args_for_stories&#039; ), 10, 2 );

		// Sync the amp-options.
		add_filter( &#039;jetpack_options_whitelist&#039;, array( &#039;Jetpack_AMP_Support&#039;, &#039;filter_jetpack_options_safelist&#039; ) );
	}

	/**
	 * Disable the Comment Likes feature on AMP views.
	 *
	 * @param bool $enabled Should comment likes be enabled.
	 */
	public static function comment_likes_enabled( $enabled ) {
		return $enabled &amp;&amp; ! self::is_amp_request();
	}

	/**
	 * Apply custom AMP changes in wp-admin.
	 */
	public static function admin_init() {
		// disable Likes metabox for post editor if AMP canonical disabled.
		add_filter( &#039;post_flair_disable&#039;, array( &#039;Jetpack_AMP_Support&#039;, &#039;is_amp_canonical&#039; ), 99 );
	}

	/**
	 * Is the page in AMP &#039;canonical mode&#039;.
	 * Used when themes register support for AMP with `add_theme_support( &#039;amp&#039; )`.
	 *
	 * @return bool is_amp_canonical
	 */
	public static function is_amp_canonical() {
		return function_exists( &#039;amp_is_canonical&#039; ) &amp;&amp; amp_is_canonical();
	}

	/**
	 * Is AMP available for this request
	 * This returns false for admin, CLI requests etc.
	 *
	 * @return bool is_amp_available
	 */
	public static function is_amp_available() {
		return ( function_exists( &#039;amp_is_available&#039; ) &amp;&amp; amp_is_available() );
	}

	/**
	 * Does the page return AMP content.
	 *
	 * @return bool $is_amp_request Are we on am AMP view.
	 */
	public static function is_amp_request() {
		$is_amp_request = ( function_exists( &#039;is_amp_endpoint&#039; ) &amp;&amp; is_amp_endpoint() );

		/**
		 * Returns true if the current request should return valid AMP content.
		 *
		 * @since 6.2.0
		 *
		 * @param boolean $is_amp_request Is this request supposed to return valid AMP content?
		 */
		return apply_filters( &#039;jetpack_is_amp_request&#039;, $is_amp_request );
	}

	/**
	 * Determines whether the legacy AMP post templates are being used.
	 *
	 * @since 10.6.0
	 *
	 * @return bool
	 */
	public static function is_amp_legacy() {
		return ( function_exists( &#039;amp_is_legacy&#039; ) &amp;&amp; amp_is_legacy() );
	}

	/**
	 * Remove content filters added by Jetpack.
	 */
	public static function amp_disable_the_content_filters() {
		if ( defined( &#039;IS_WPCOM&#039; ) &amp;&amp; IS_WPCOM ) {
			add_filter( &#039;protected_embeds_use_form_post&#039;, &#039;__return_false&#039; );
			remove_filter( &#039;the_title&#039;, &#039;widont&#039; );
		}

		remove_filter( &#039;pre_kses&#039;, array( &#039;Filter_Embedded_HTML_Objects&#039;, &#039;filter&#039; ), 11 );
		remove_filter( &#039;pre_kses&#039;, array( &#039;Filter_Embedded_HTML_Objects&#039;, &#039;maybe_create_links&#039; ), 100 );
	}

	/**
	 * Do not add comment likes on AMP requests.
	 *
	 * @param string $content Post content.
	 */
	public static function disable_comment_likes_before_the_content( $content ) {
		if ( self::is_amp_request() ) {
			remove_filter( &#039;comment_text&#039;, &#039;comment_like_button&#039;, 12 );
		}
		return $content;
	}

	/**
	 * Add Jetpack stats pixel.
	 *
	 * @since 6.2.1
	 */
	public static function add_stats_pixel() {
		if ( ! has_action( &#039;wp_footer&#039;, array( Stats_Tracking_Pixel::class, &#039;add_amp_pixel&#039; ) ) ) {
			return;
		}

		$stats_data = Stats_Tracking_Pixel::build_view_data();
		Stats_Tracking_Pixel::render_amp_footer( $stats_data );
	}

	/**
	 * Add publisher and image metadata to legacy AMP post.
	 *
	 * @since 6.2.0
	 *
	 * @param array   $metadata Metadata array.
	 * @param WP_Post $post     Post.
	 * @return array Modified metadata array.
	 */
	public static function amp_post_template_metadata( $metadata, $post ) {
		if ( isset( $metadata[&#039;publisher&#039;] ) &amp;&amp; ! isset( $metadata[&#039;publisher&#039;][&#039;logo&#039;] ) ) {
			$metadata = self::add_site_icon_to_metadata( $metadata );
		}

		if ( ! isset( $metadata[&#039;image&#039;] ) &amp;&amp; ! empty( $post ) ) {
			$metadata = self::add_image_to_metadata( $metadata, $post );
		}

		return $metadata;
	}

	/**
	 * Add blavatar to legacy AMP post metadata.
	 *
	 * @since 6.2.0
	 *
	 * @param array $metadata Metadata.
	 *
	 * @return array Metadata.
	 */
	private static function add_site_icon_to_metadata( $metadata ) {
		$size          = 60;
		$site_icon_url = class_exists( &#039;Automattic\\Jetpack\\Sync\\Functions&#039; ) ? Functions::site_icon_url( $size ) : &#039;&#039;;

		if ( function_exists( &#039;blavatar_domain&#039; ) ) {
			$metadata[&#039;publisher&#039;][&#039;logo&#039;] = array(
				&#039;@type&#039;  =&gt; &#039;ImageObject&#039;,
				&#039;url&#039;    =&gt; blavatar_url( blavatar_domain( site_url() ), &#039;img&#039;, $size, self::staticize_subdomain( &#039;https://wordpress.com/i/favicons/apple-touch-icon-60x60.png&#039; ) ),
				&#039;width&#039;  =&gt; $size,
				&#039;height&#039; =&gt; $size,
			);
		} elseif ( $site_icon_url ) {
			$metadata[&#039;publisher&#039;][&#039;logo&#039;] = array(
				&#039;@type&#039;  =&gt; &#039;ImageObject&#039;,
				&#039;url&#039;    =&gt; $site_icon_url,
				&#039;width&#039;  =&gt; $size,
				&#039;height&#039; =&gt; $size,
			);
		}

		return $metadata;
	}

	/**
	 * Add image to legacy AMP post metadata.
	 *
	 * @since 6.2.0
	 *
	 * @param array   $metadata Metadata.
	 * @param WP_Post $post     Post.
	 * @return array Metadata.
	 */
	private static function add_image_to_metadata( $metadata, $post ) {
		$image_args = array(
			&#039;fallback_to_avatars&#039; =&gt; true,
			&#039;avatar_size&#039;         =&gt; 200,
			// AMP already attempts these.
			&#039;from_thumbnail&#039;      =&gt; false,
			&#039;from_attachment&#039;     =&gt; false,
		);

		// Every source left enabled above is parsed out of the body.
		if ( \Automattic\Jetpack\SEO\Content_Gate::is_gated( $post ) ) {
			$image_args += array(
				&#039;from_slideshow&#039; =&gt; false,
				&#039;from_gallery&#039;   =&gt; false,
				&#039;from_blocks&#039;    =&gt; false,
				&#039;from_html&#039;      =&gt; false,
			);
		}

		$image = Images::get_image( $post-&gt;ID, $image_args );

		if ( empty( $image ) ) {
			return self::add_fallback_image_to_metadata( $metadata );
		}

		if ( ! isset( $image[&#039;src_width&#039;] ) ) {
			$dimensions = self::extract_image_dimensions_from_getimagesize(
				array(
					$image[&#039;src&#039;] =&gt; false,
				)
			);

			if ( false !== $dimensions[ $image[&#039;src&#039;] ] ) {
				$image[&#039;src_width&#039;]  = $dimensions[&#039;width&#039;];
				$image[&#039;src_height&#039;] = $dimensions[&#039;height&#039;];
			}
		}

		$metadata[&#039;image&#039;] = array(
			&#039;@type&#039; =&gt; &#039;ImageObject&#039;,
			&#039;url&#039;   =&gt; $image[&#039;src&#039;],
		);
		if ( isset( $image[&#039;src_width&#039;] ) ) {
			$metadata[&#039;image&#039;][&#039;width&#039;] = $image[&#039;src_width&#039;];
		}
		if ( isset( $image[&#039;src_width&#039;] ) ) {
			$metadata[&#039;image&#039;][&#039;height&#039;] = $image[&#039;src_height&#039;];
		}

		return $metadata;
	}

	/**
	 * Add fallback image to legacy AMP post metadata.
	 *
	 * @since 6.2.0
	 *
	 * @param array $metadata Metadata.
	 * @return array Metadata.
	 */
	private static function add_fallback_image_to_metadata( $metadata ) {
		/** This filter is documented in functions.opengraph.php */
		$default_image = apply_filters( &#039;jetpack_open_graph_image_default&#039;, &#039;https://wordpress.com/i/blank.jpg&#039; );

		$metadata[&#039;image&#039;] = array(
			&#039;@type&#039;  =&gt; &#039;ImageObject&#039;,
			&#039;url&#039;    =&gt; self::staticize_subdomain( $default_image ),
			&#039;width&#039;  =&gt; 200,
			&#039;height&#039; =&gt; 200,
		);

		return $metadata;
	}

	/**
	 * Return static WordPress.com domain to use to load resources from WordPress.com.
	 *
	 * @param string $domain Asset URL.
	 */
	private static function staticize_subdomain( $domain ) {
		// deal with WPCOM vs Jetpack.
		if ( function_exists( &#039;staticize_subdomain&#039; ) ) {
			return staticize_subdomain( $domain );
		} else {
			return Assets::staticize_subdomain( $domain );
		}
	}

	/**
	 * Extract image dimensions via wpcom/imagesize, only on WPCOM
	 *
	 * @since 6.2.0
	 *
	 * @param array $dimensions Dimensions.
	 * @return array Dimensions.
	 */
	private static function extract_image_dimensions_from_getimagesize( $dimensions ) {
		if ( ! ( defined( &#039;IS_WPCOM&#039; ) &amp;&amp; IS_WPCOM &amp;&amp; function_exists( &#039;require_lib&#039; ) ) ) {
			return $dimensions;
		}
		require_lib( &#039;wpcom/imagesize&#039; );

		foreach ( $dimensions as $url =&gt; $value ) {
			if ( is_array( $value ) ) {
				continue;
			}
			$result = wpcom_getimagesize( $url );
			if ( is_array( $result ) ) {
				$dimensions[ $url ] = array(
					&#039;width&#039;  =&gt; $result[0],
					&#039;height&#039; =&gt; $result[1],
				);
			}
		}

		return $dimensions;
	}

	/**
	 * Display Open Graph Meta tags in AMP views.
	 */
	public static function amp_post_jetpack_og_tags() {
		if ( ! ( defined( &#039;IS_WPCOM&#039; ) &amp;&amp; IS_WPCOM ) ) {
			Jetpack::init()-&gt;check_open_graph();
		}

		if ( function_exists( &#039;jetpack_og_tags&#039; ) ) {
			jetpack_og_tags();
		}
	}

	/**
	 * Force Freedom mode in VideoPress.
	 *
	 * @param array $options Array of VideoPress shortcode options.
	 */
	public static function videopress_enable_freedom_mode( $options ) {
		if ( self::is_amp_request() ) {
			$options[&#039;freedom&#039;] = true;
		}
		return $options;
	}

	/**
	 * Display custom markup for the sharing buttons when in an AMP view.
	 *
	 * @param string $markup          Content markup of the Jetpack sharing links.
	 * @param array  $sharing_enabled Array of Sharing Services currently enabled.
	 */
	public static function render_sharing_html( $markup, $sharing_enabled ) {
		global $post;

		if ( empty( $post ) ) {
			return &#039;&#039;;
		}

		if ( ! self::is_amp_request() ) {
			return $markup;
		}

		remove_action( &#039;wp_footer&#039;, &#039;sharing_add_footer&#039; );
		if ( empty( $sharing_enabled ) ) {
			return $markup;
		}

		$sharing_links = array();
		foreach ( $sharing_enabled[&#039;visible&#039;] as $service ) {
			$sharing_link = $service-&gt;get_amp_display( $post );
			if ( ! empty( $sharing_link ) ) {
				$sharing_links[] = $sharing_link;
			}
		}

		// Replace the existing unordered list with AMP sharing buttons.
		$markup = preg_replace( &#039;#&lt;ul&gt;(.+)&lt;/ul&gt;#&#039;, implode( &#039;&#039;, $sharing_links ), $markup );

		// Remove any lingering share-end list items.
		$markup = str_replace( &#039;&lt;li class=&quot;share-end&quot;&gt;&lt;/li&gt;&#039;, &#039;&#039;, $markup );

		return $markup;
	}

	/**
	 * Tells Jetpack not to enqueue CSS for share buttons.
	 *
	 * @param  bool $enqueue Whether or not to enqueue.
	 * @return bool          Whether or not to enqueue.
	 */
	public static function amp_disable_sharedaddy_css( $enqueue ) {
		if ( self::is_amp_request() ) {
			$enqueue = false;
		}

		return $enqueue;
	}

	/**
	 * Enqueues the AMP specific sharing styles for the sharing icons.
	 */
	public static function amp_enqueue_sharing_css() {
		if (
			Jetpack::is_module_active( &#039;sharedaddy&#039; )
			&amp;&amp; self::is_amp_request()
			&amp;&amp; ! self::is_amp_legacy()
		) {
			wp_enqueue_style( &#039;sharedaddy-amp&#039;, plugin_dir_url( __DIR__ ) . &#039;modules/sharedaddy/amp-sharing.css&#039;, array( &#039;social-logos&#039; ), JETPACK__VERSION );
		}
	}

	/**
	 * For the AMP Reader mode template, include styles that we need.
	 */
	public static function amp_reader_sharing_css() {
		// If sharing is not enabled, we should not proceed to render the CSS.
		if ( ! defined( &#039;JETPACK_SOCIAL_LOGOS_DIR&#039; ) || ! defined( &#039;JETPACK_SOCIAL_LOGOS_URL&#039; ) || ! defined( &#039;WP_SHARING_PLUGIN_DIR&#039; ) ) {
			return;
		}

		/*
		 * We&#039;ll need to output the full contents of the 2 files
		 * in the head on AMP views. We can&#039;t rely on regular enqueues here.
		 * @todo As of AMP plugin v1.5, you can actually rely on regular enqueues thanks to https://github.com/ampproject/amp-wp/pull/4299. Once WPCOM upgrades AMP, then this method can be eliminated.
		 *
		 * phpcs:disable WordPress.WP.AlternativeFunctions.file_get_contents_file_get_contents
		 * phpcs:disable WordPress.Security.EscapeOutput.OutputNotEscaped
		 */
		$css = file_get_contents( JETPACK_SOCIAL_LOGOS_DIR . &#039;social-logos.css&#039; );
		$css = preg_replace( &#039;#(?&lt;=url\(&quot;)(?=social-logos\.)#&#039;, JETPACK_SOCIAL_LOGOS_URL, $css ); // Make sure font files get their absolute paths.
		echo $css;
		echo file_get_contents( WP_SHARING_PLUGIN_DIR . &#039;amp-sharing.css&#039; );

		/*
		 * phpcs:enable WordPress.WP.AlternativeFunctions.file_get_contents_file_get_contents
		 * phpcs:enable WordPress.Security.EscapeOutput.OutputNotEscaped
		 */
	}

	/**
	 * Ensure proper Photon image dimensions for AMP Stories.
	 *
	 * @param array $args Array of Photon Arguments.
	 * @param array $details {
	 *     Array of image details.
	 *
	 *     @type string    $tag            Image tag (Image HTML output).
	 *     @type string    $src            Image URL.
	 *     @type string    $src_orig       Original Image URL.
	 *     @type int|false $width          Image width.
	 *     @type int|false $height         Image height.
	 *     @type int|false $width_orig     Original image width before constrained by content_width.
	 *     @type int|false $height_orig    Original Image height before constrained by content_width.
	 *     @type string    $transform_orig Original transform before constrained by content_width.
	 * }
	 * @return array Args.
	 */
	public static function filter_photon_post_image_args_for_stories( $args, $details ) {
		if ( ! is_singular( &#039;amp_story&#039; ) ) {
			return $args;
		}

		// Percentage-based dimensions are not allowed in AMP, so this shouldn&#039;t happen, but short-circuit just in case.
		if ( str_contains( $details[&#039;width_orig&#039;], &#039;%&#039; ) || str_contains( $details[&#039;height_orig&#039;], &#039;%&#039; ) ) {
			return $args;
		}

		$max_height = 1280; // See image size with the slug \AMP_Story_Post_Type::MAX_IMAGE_SIZE_SLUG.
		$transform  = $details[&#039;transform_orig&#039;];
		$width      = $details[&#039;width_orig&#039;];
		$height     = $details[&#039;height_orig&#039;];

		// If height is available, constrain to $max_height.
		if ( false !== $height ) {
			if ( $height &gt; $max_height &amp;&amp; false !== $height ) {
				$width  = ( $max_height * $width ) / $height;
				$height = $max_height;
			} elseif ( $height &gt; $max_height ) {
				$height = $max_height;
			}
		}

		/*
		 * Set a height if none is found.
		 * If height is set in this manner and height is available, use `fit` instead of `resize` to prevent skewing.
		 */
		if ( false === $height ) {
			$height = $max_height;
			if ( false !== $width ) {
				$transform = &#039;fit&#039;;
			}
		}

		// Build array of Photon args and expose to filter before passing to Photon URL function.
		$args = array();

		if ( false !== $width &amp;&amp; false !== $height ) {
			$args[ $transform ] = $width . &#039;,&#039; . $height;
		} elseif ( false !== $width ) {
			$args[&#039;w&#039;] = $width;
		} elseif ( false !== $height ) {
			$args[&#039;h&#039;] = $height;
		}

		return $args;
	}

	/**
	 *  Adds amp-options to the list of options to sync, if AMP is available
	 *
	 * @param array $options_safelist Safelist of options to sync.
	 *
	 * @return array Updated options safelist
	 */
	public static function filter_jetpack_options_safelist( $options_safelist ) {
		if ( function_exists( &#039;is_amp_endpoint&#039; ) ) {
			$options_safelist[] = &#039;amp-options&#039;;
		}
		return $options_safelist;
	}
}
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