Jetpack_AMP_Support::is_amp_available() - Code Metrics - Inspection of "Replace "yarn" with "pnpm" in docs" - Automattic/jetpack - Measure and Improve Code Quality continuously with Scrutinizer

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created 2021-05-19 17:10 UTC

Jetpack_AMP_Support::is_amp_available() A

↳ Parent: Jetpack_AMP_Support

Complexity

Conditions	2
Paths	2

Size

Total Lines

Duplication

Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
cc	2
nc	2
nop	0
dl	0
loc	3
rs	10
c	0
b	0
f	0

<?php //phpcs:ignore WordPress.Files.FileName.InvalidClassFileName

use Automattic\Jetpack\Assets;
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( 'stats' )
			&& ! ( defined( 'IS_WPCOM' ) && IS_WPCOM )
		) {
			add_action( 'amp_post_template_footer', array( 'Jetpack_AMP_Support', 'add_stats_pixel' ) );
		}

		/**
		 * Remove this during the init hook in case users have enabled it during
		 * the after_setup_theme hook, which triggers before init.
		 */
		remove_theme_support( 'jetpack-devicepx' );

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

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

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

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

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

		// Disable Comment Likes.
		add_filter( 'jetpack_comment_likes_enabled', array( 'Jetpack_AMP_Support', 'comment_likes_enabled' ) );

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

		// Remove the Likes button from the admin bar.
		add_filter( 'jetpack_admin_bar_likes_enabled', array( 'Jetpack_AMP_Support', 'disable_likes_admin_bar' ) );

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

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

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

	/**
	 * 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 && ! 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( 'post_flair_disable', array( 'Jetpack_AMP_Support', 'is_amp_canonical' ), 99 );
	}

	/**
	 * Is the page in AMP 'canonical mode'.
	 * Used when themes register support for AMP with `add_theme_support( 'amp' )`.
	 *
	 * @return bool is_amp_canonical
	 */
	public static function is_amp_canonical() {
		return function_exists( 'amp_is_canonical' ) && 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( 'amp_is_available' ) && 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( 'is_amp_endpoint' ) && 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( 'jetpack_is_amp_request', $is_amp_request );
	}

	/**
	 * Remove content filters added by Jetpack.
	 */
	public static function amp_disable_the_content_filters() {
		if ( defined( 'IS_WPCOM' ) && IS_WPCOM ) {
			add_filter( 'videopress_show_2015_player', '__return_true' );
			add_filter( 'protected_embeds_use_form_post', '__return_false' );
			remove_filter( 'the_title', 'widont' );
		}

		remove_filter( 'pre_kses', array( 'Filter_Embedded_HTML_Objects', 'filter' ), 11 );
		remove_filter( 'pre_kses', array( 'Filter_Embedded_HTML_Objects', 'maybe_create_links' ), 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( 'comment_text', 'comment_like_button', 12, 2 );

		}
		return $content;
	}

	/**
	 * Do not display the Likes' Admin bar on AMP requests.
	 *
	 * @param bool $is_admin_bar_button_visible Should the Like button be visible in the Admin bar. Default to true.
	 */
	public static function disable_likes_admin_bar( $is_admin_bar_button_visible ) {
		if ( self::is_amp_request() ) {
			return false;
		}
		return $is_admin_bar_button_visible;
	}

	/**
	 * Add Jetpack stats pixel.
	 *
	 * @since 6.2.1
	 */
	public static function add_stats_pixel() {
		if ( ! has_action( 'wp_footer', 'stats_footer' ) ) {
			return;
		}
		stats_render_amp_footer( stats_build_view_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['publisher'] ) && ! isset( $metadata['publisher']['logo'] ) ) {
			$metadata = self::add_site_icon_to_metadata( $metadata );
		}

		if ( ! isset( $metadata['image'] ) && ! 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( 'Automattic\\Jetpack\\Sync\\Functions' ) ? Functions::site_icon_url( $size ) : '';

		if ( function_exists( 'blavatar_domain' ) ) {
			$metadata['publisher']['logo'] = array(
				'@type'  => 'ImageObject',
				'url'    => blavatar_url( blavatar_domain( site_url() ), 'img', $size, self::staticize_subdomain( 'https://wordpress.com/i/favicons/apple-touch-icon-60x60.png' ) ),
				'width'  => $size,
				'height' => $size,
			);
		} elseif ( $site_icon_url ) {
			$metadata['publisher']['logo'] = array(
				'@type'  => 'ImageObject',
				'url'    => $site_icon_url,
				'width'  => $size,
				'height' => $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 = Jetpack_PostImages::get_image(
			$post->ID,
			array(
				'fallback_to_avatars' => true,
				'avatar_size'         => 200,
				// AMP already attempts these.
				'from_thumbnail'      => false,
				'from_attachment'     => false,
			)
		);

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

		if ( ! isset( $image['src_width'] ) ) {
			$dimensions = self::extract_image_dimensions_from_getimagesize(
				array(
					$image['src'] => false,
				)
			);

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

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

		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( 'jetpack_open_graph_image_default', 'https://wordpress.com/i/blank.jpg' );

		$metadata['image'] = array(
			'@type'  => 'ImageObject',
			'url'    => self::staticize_subdomain( $default_image ),
			'width'  => 200,
			'height' => 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( 'staticize_subdomain' ) ) {
			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( 'IS_WPCOM' ) && IS_WPCOM && function_exists( 'jetpack_require_lib' ) ) ) {
			return $dimensions;
		}
		jetpack_require_lib( 'wpcom/imagesize' );

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

		return $dimensions;
	}

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

		if ( function_exists( 'jetpack_og_tags' ) ) {
			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['freedom'] = 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 '';
		}

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

		remove_action( 'wp_footer', 'sharing_add_footer' );
		if ( empty( $sharing_enabled ) ) {
			return $markup;
		}

		$sharing_links = array();
		foreach ( $sharing_enabled['visible'] as $service ) {
			$sharing_link = $service->get_amp_display( $post );
			if ( ! empty( $sharing_link ) ) {
				$sharing_links[] = $sharing_link;
			}
		}

		// Replace the existing unordered list with AMP sharing buttons.
		$markup = preg_replace( '#<ul>(.+)</ul>#', implode( '', $sharing_links ), $markup );

		// Remove any lingering share-end list items.
		$markup = str_replace( '<li class="share-end"></li>', '', $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 ( self::is_amp_request() ) {
			wp_enqueue_style( 'sharedaddy-amp', plugin_dir_url( __DIR__ ) . 'modules/sharedaddy/amp-sharing.css', array( 'social-logos' ), 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( 'JETPACK_SOCIAL_LOGOS_DIR' ) | ! defined( 'JETPACK_SOCIAL_LOGOS_URL' ) || ! defined( 'WP_SHARING_PLUGIN_DIR' ) ) {
			return;
		}

		/*
		 * We'll need to output the full contents of the 2 files
		 * in the head on AMP views. We can'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 . 'social-logos.css' );
		$css = preg_replace( '#(?<=url\(")(?=social-logos\.)#', JETPACK_SOCIAL_LOGOS_URL, $css ); // Make sure font files get their absolute paths.
		echo $css;
		echo file_get_contents( WP_SHARING_PLUGIN_DIR . 'amp-sharing.css' );

		/*
		 * 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( 'amp_story' ) ) {
			return $args;
		}

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

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

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

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

		if ( false !== $width && false !== $height ) {
			$args[ $transform ] = $width . ',' . $height;
		} elseif ( false !== $width ) {
			$args['w'] = $width;
		} elseif ( false !== $height ) {
			$args['h'] = $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( 'is_amp_endpoint' ) ) {
			$options_safelist[] = 'amp-options';
		}
		return $options_safelist;
	}
}

add_action( 'init', array( 'Jetpack_AMP_Support', 'init' ), 1 );

add_action( 'admin_init', array( 'Jetpack_AMP_Support', 'admin_init' ), 1 );


1		<?php //phpcs:ignore WordPress.Files.FileName.InvalidClassFileName
2
3		use Automattic\Jetpack\Assets;
4		use Automattic\Jetpack\Sync\Functions;
5
6		/**
7		* Manages compatibility with the amp-wp plugin
8		*
9		* @see https://github.com/Automattic/amp-wp
10		*/
11		class Jetpack_AMP_Support {
12
13		/**
14		* Apply custom AMP changes on the front-end.
15		*/
16		public static function init() {
17
18		// Add Stats tracking pixel on Jetpack sites when the Stats module is active.
19		if (
20		Jetpack::is_module_active( 'stats' )
21		&& ! ( defined( 'IS_WPCOM' ) && IS_WPCOM )
22		) {
23		add_action( 'amp_post_template_footer', array( 'Jetpack_AMP_Support', 'add_stats_pixel' ) );
24		}
25
26		/**
27		* Remove this during the init hook in case users have enabled it during
28		* the after_setup_theme hook, which triggers before init.
29		*/
30		remove_theme_support( 'jetpack-devicepx' );
31
32		// Sharing.
33		add_filter( 'jetpack_sharing_display_markup', array( 'Jetpack_AMP_Support', 'render_sharing_html' ), 10, 2 );
34		add_filter( 'sharing_enqueue_scripts', array( 'Jetpack_AMP_Support', 'amp_disable_sharedaddy_css' ) );
35		add_action( 'wp_enqueue_scripts', array( 'Jetpack_AMP_Support', 'amp_enqueue_sharing_css' ) );
36
37		// Sharing for Reader mode.
38		if ( function_exists( 'jetpack_social_menu_include_svg_icons' ) ) {
39		add_action( 'amp_post_template_footer', 'jetpack_social_menu_include_svg_icons' );
40		}
41		add_action( 'amp_post_template_css', array( 'Jetpack_AMP_Support', 'amp_reader_sharing_css' ), 10, 0 );
42
43		// enforce freedom mode for videopress.
44		add_filter( 'videopress_shortcode_options', array( 'Jetpack_AMP_Support', 'videopress_enable_freedom_mode' ) );
45
46		// include Jetpack og tags when rendering native AMP head.
47		add_action( 'amp_post_template_head', array( 'Jetpack_AMP_Support', 'amp_post_jetpack_og_tags' ) );
48
49		// Post rendering changes for legacy AMP.
50		add_action( 'pre_amp_render_post', array( 'Jetpack_AMP_Support', 'amp_disable_the_content_filters' ) );
51
52		// Disable Comment Likes.
53		add_filter( 'jetpack_comment_likes_enabled', array( 'Jetpack_AMP_Support', 'comment_likes_enabled' ) );
54
55		// Transitional mode AMP should not have comment likes.
56		add_filter( 'the_content', array( 'Jetpack_AMP_Support', 'disable_comment_likes_before_the_content' ) );
57
58		// Remove the Likes button from the admin bar.
59		add_filter( 'jetpack_admin_bar_likes_enabled', array( 'Jetpack_AMP_Support', 'disable_likes_admin_bar' ) );
60
61		// Add post template metadata for legacy AMP.
62		add_filter( 'amp_post_template_metadata', array( 'Jetpack_AMP_Support', 'amp_post_template_metadata' ), 10, 2 );
63
64		// Filter photon image args for AMP Stories.
65		add_filter( 'jetpack_photon_post_image_args', array( 'Jetpack_AMP_Support', 'filter_photon_post_image_args_for_stories' ), 10, 2 );
66
67		// Sync the amp-options.
68		add_filter( 'jetpack_options_whitelist', array( 'Jetpack_AMP_Support', 'filter_jetpack_options_safelist' ) );
69		}
70
71		/**
72		* Disable the Comment Likes feature on AMP views.
73		*
74		* @param bool $enabled Should comment likes be enabled.
75		*/
76		public static function comment_likes_enabled( $enabled ) {
77		return $enabled && ! self::is_amp_request();
78		}
79
80		/**
81		* Apply custom AMP changes in wp-admin.
82		*/
83		public static function admin_init() {
84		// disable Likes metabox for post editor if AMP canonical disabled.
85		add_filter( 'post_flair_disable', array( 'Jetpack_AMP_Support', 'is_amp_canonical' ), 99 );
86		}
87
88		/**
89		* Is the page in AMP 'canonical mode'.
90		* Used when themes register support for AMP with `add_theme_support( 'amp' )`.
91		*
92		* @return bool is_amp_canonical
93		*/
94		public static function is_amp_canonical() {
95		return function_exists( 'amp_is_canonical' ) && amp_is_canonical();
96		}
97
98		/**
99		* Is AMP available for this request
100		* This returns false for admin, CLI requests etc.
101		*
102		* @return bool is_amp_available
103		*/
104		public static function is_amp_available() {
105		return ( function_exists( 'amp_is_available' ) && amp_is_available() );
106		}
107
108		/**
109		* Does the page return AMP content.
110		*
111		* @return bool $is_amp_request Are we on am AMP view.
112		*/
113		public static function is_amp_request() {
114		$is_amp_request = ( function_exists( 'is_amp_endpoint' ) && is_amp_endpoint() );
115
116		/**
117		* Returns true if the current request should return valid AMP content.
118		*
119		* @since 6.2.0
120		*
121		* @param boolean $is_amp_request Is this request supposed to return valid AMP content?
122		*/
123		return apply_filters( 'jetpack_is_amp_request', $is_amp_request );
124		}
125
126		/**
127		* Remove content filters added by Jetpack.
128		*/
129		public static function amp_disable_the_content_filters() {
130		if ( defined( 'IS_WPCOM' ) && IS_WPCOM ) {
131		add_filter( 'videopress_show_2015_player', '__return_true' );
132		add_filter( 'protected_embeds_use_form_post', '__return_false' );
133		remove_filter( 'the_title', 'widont' );
134		}
135
136		remove_filter( 'pre_kses', array( 'Filter_Embedded_HTML_Objects', 'filter' ), 11 );
137		remove_filter( 'pre_kses', array( 'Filter_Embedded_HTML_Objects', 'maybe_create_links' ), 100 );
138		}
139
140		/**
141		* Do not add comment likes on AMP requests.
142		*
143		* @param string $content Post content.
144		*/
145		public static function disable_comment_likes_before_the_content( $content ) {
146		if ( self::is_amp_request() ) {
147		remove_filter( 'comment_text', 'comment_like_button', 12, 2 );
		0 ignored issues – show Unused Code introduced 2020-10-21 19:39 UTC by Report Bug Copy Issue Report The call to `remove_filter()` has too many arguments starting with `2`. This check compares calls to functions or methods with their respective definitions. If the call has more arguments than are defined, it raises an issue. If a function is defined several times with a different number of parameters, the check may pick up the wrong definition and report false positives. One codebase where this has been known to happen is Wordpress. In this case you can add the `@ignore` PhpDoc annotation to the duplicate definition and it will be ignored. Loading history...
148		}
149		return $content;
150		}
151
152		/**
153		* Do not display the Likes' Admin bar on AMP requests.
154		*
155		* @param bool $is_admin_bar_button_visible Should the Like button be visible in the Admin bar. Default to true.
156		*/
157		public static function disable_likes_admin_bar( $is_admin_bar_button_visible ) {
158		if ( self::is_amp_request() ) {
159		return false;
160		}
161		return $is_admin_bar_button_visible;
162		}
163
164		/**
165		* Add Jetpack stats pixel.
166		*
167		* @since 6.2.1
168		*/
169		public static function add_stats_pixel() {
170		if ( ! has_action( 'wp_footer', 'stats_footer' ) ) {
171		return;
172		}
173		stats_render_amp_footer( stats_build_view_data() );
174		}
175
176		/**
177		* Add publisher and image metadata to legacy AMP post.
178		*
179		* @since 6.2.0
180		*
181		* @param array $metadata Metadata array.
182		* @param WP_Post $post Post.
183		* @return array Modified metadata array.
184		*/
185		public static function amp_post_template_metadata( $metadata, $post ) {
186		if ( isset( $metadata['publisher'] ) && ! isset( $metadata['publisher']['logo'] ) ) {
187		$metadata = self::add_site_icon_to_metadata( $metadata );
188		}
189
190		if ( ! isset( $metadata['image'] ) && ! empty( $post ) ) {
191		$metadata = self::add_image_to_metadata( $metadata, $post );
192		}
193
194		return $metadata;
195		}
196
197		/**
198		* Add blavatar to legacy AMP post metadata.
199		*
200		* @since 6.2.0
201		*
202		* @param array $metadata Metadata.
203		*
204		* @return array Metadata.
205		*/
206		private static function add_site_icon_to_metadata( $metadata ) {
207		$size = 60;
208		$site_icon_url = class_exists( 'Automattic\\Jetpack\\Sync\\Functions' ) ? Functions::site_icon_url( $size ) : '';
209
210		if ( function_exists( 'blavatar_domain' ) ) {
211		$metadata['publisher']['logo'] = array(
212		'@type' => 'ImageObject',
213		'url' => blavatar_url( blavatar_domain( site_url() ), 'img', $size, self::staticize_subdomain( 'https://wordpress.com/i/favicons/apple-touch-icon-60x60.png' ) ),
214		'width' => $size,
215		'height' => $size,
216		);
217		} elseif ( $site_icon_url ) {
218		$metadata['publisher']['logo'] = array(
219		'@type' => 'ImageObject',
220		'url' => $site_icon_url,
221		'width' => $size,
222		'height' => $size,
223		);
224		}
225
226		return $metadata;
227		}
228
229		/**
230		* Add image to legacy AMP post metadata.
231		*
232		* @since 6.2.0
233		*
234		* @param array $metadata Metadata.
235		* @param WP_Post $post Post.
236		* @return array Metadata.
237		*/
238		private static function add_image_to_metadata( $metadata, $post ) {
239		$image = Jetpack_PostImages::get_image(
240		$post->ID,
241		array(
242		'fallback_to_avatars' => true,
243		'avatar_size' => 200,
244		// AMP already attempts these.
245		'from_thumbnail' => false,
246		'from_attachment' => false,
247		)
248		);
249
250		if ( empty( $image ) ) {
251		return self::add_fallback_image_to_metadata( $metadata );
252		}
253
254		if ( ! isset( $image['src_width'] ) ) {
255		$dimensions = self::extract_image_dimensions_from_getimagesize(
256		array(
257		$image['src'] => false,
258		)
259		);
260
261		if ( false !== $dimensions[ $image['src'] ] ) {
262		$image['src_width'] = $dimensions['width'];
263		$image['src_height'] = $dimensions['height'];
264		}
265		}
266
267		$metadata['image'] = array(
268		'@type' => 'ImageObject',
269		'url' => $image['src'],
270		);
271		if ( isset( $image['src_width'] ) ) {
272		$metadata['image']['width'] = $image['src_width'];
273		}
274		if ( isset( $image['src_width'] ) ) {
275		$metadata['image']['height'] = $image['src_height'];
276		}
277
278		return $metadata;
279		}
280
281		/**
282		* Add fallback image to legacy AMP post metadata.
283		*
284		* @since 6.2.0
285		*
286		* @param array $metadata Metadata.
287		* @return array Metadata.
288		*/
289		private static function add_fallback_image_to_metadata( $metadata ) {
290		/** This filter is documented in functions.opengraph.php */
291		$default_image = apply_filters( 'jetpack_open_graph_image_default', 'https://wordpress.com/i/blank.jpg' );
292
293		$metadata['image'] = array(
294		'@type' => 'ImageObject',
295		'url' => self::staticize_subdomain( $default_image ),
296		'width' => 200,
297		'height' => 200,
298		);
299
300		return $metadata;
301		}
302
303		/**
304		* Return static WordPress.com domain to use to load resources from WordPress.com.
305		*
306		* @param string $domain Asset URL.
307		*/
308		private static function staticize_subdomain( $domain ) {
309		// deal with WPCOM vs Jetpack.
310		if ( function_exists( 'staticize_subdomain' ) ) {
311		return staticize_subdomain( $domain );
312		} else {
313		return Assets::staticize_subdomain( $domain );
314		}
315		}
316
317		/**
318		* Extract image dimensions via wpcom/imagesize, only on WPCOM
319		*
320		* @since 6.2.0
321		*
322		* @param array $dimensions Dimensions.
323		* @return array Dimensions.
324		*/
325		private static function extract_image_dimensions_from_getimagesize( $dimensions ) {
326		if ( ! ( defined( 'IS_WPCOM' ) && IS_WPCOM && function_exists( 'jetpack_require_lib' ) ) ) {
327		return $dimensions;
328		}
329		jetpack_require_lib( 'wpcom/imagesize' );
330
331		foreach ( $dimensions as $url => $value ) {
332		if ( is_array( $value ) ) {
333		continue;
334		}
335		$result = wpcom_getimagesize( $url );
336		if ( is_array( $result ) ) {
337		$dimensions[ $url ] = array(
338		'width' => $result[0],
339		'height' => $result[1],
340		);
341		}
342		}
343
344		return $dimensions;
345		}
346
347		/**
348		* Display Open Graph Meta tags in AMP views.
349		*/
350		public static function amp_post_jetpack_og_tags() {
351		if ( ! ( defined( 'IS_WPCOM' ) && IS_WPCOM ) ) {
352		Jetpack::init()->check_open_graph();
353		}
354
355		if ( function_exists( 'jetpack_og_tags' ) ) {
356		jetpack_og_tags();
357		}
358		}
359
360		/**
361		* Force Freedom mode in VideoPress.
362		*
363		* @param array $options Array of VideoPress shortcode options.
364		*/
365		public static function videopress_enable_freedom_mode( $options ) {
366		if ( self::is_amp_request() ) {
367		$options['freedom'] = true;
368		}
369		return $options;
370		}
371
372		/**
373		* Display custom markup for the sharing buttons when in an AMP view.
374		*
375		* @param string $markup Content markup of the Jetpack sharing links.
376		* @param array $sharing_enabled Array of Sharing Services currently enabled.
377		*/
378		public static function render_sharing_html( $markup, $sharing_enabled ) {
379		global $post;
380
381		if ( empty( $post ) ) {
382		return '';
383		}
384
385		if ( ! self::is_amp_request() ) {
386		return $markup;
387		}
388
389		remove_action( 'wp_footer', 'sharing_add_footer' );
390		if ( empty( $sharing_enabled ) ) {
391		return $markup;
392		}
393
394		$sharing_links = array();
395		foreach ( $sharing_enabled['visible'] as $service ) {
396		$sharing_link = $service->get_amp_display( $post );
397		if ( ! empty( $sharing_link ) ) {
398		$sharing_links[] = $sharing_link;
399		}
400		}
401
402		// Replace the existing unordered list with AMP sharing buttons.
403		$markup = preg_replace( '#<ul>(.+)</ul>#', implode( '', $sharing_links ), $markup );
404
405		// Remove any lingering share-end list items.
406		$markup = str_replace( '<li class="share-end"></li>', '', $markup );
407
408		return $markup;
409		}
410
411		/**
412		* Tells Jetpack not to enqueue CSS for share buttons.
413		*
414		* @param bool $enqueue Whether or not to enqueue.
415		* @return bool Whether or not to enqueue.
416		*/
417		public static function amp_disable_sharedaddy_css( $enqueue ) {
418		if ( self::is_amp_request() ) {
419		$enqueue = false;
420		}
421
422		return $enqueue;
423		}
424
425		/**
426		* Enqueues the AMP specific sharing styles for the sharing icons.
427		*/
428		public static function amp_enqueue_sharing_css() {
429		if ( self::is_amp_request() ) {
430		wp_enqueue_style( 'sharedaddy-amp', plugin_dir_url( __DIR__ ) . 'modules/sharedaddy/amp-sharing.css', array( 'social-logos' ), JETPACK__VERSION );
431		}
432		}
433
434		/**
435		* For the AMP Reader mode template, include styles that we need.
436		*/
437		public static function amp_reader_sharing_css() {
438		// If sharing is not enabled, we should not proceed to render the CSS.
439		if ( ! defined( 'JETPACK_SOCIAL_LOGOS_DIR' ) \| ! defined( 'JETPACK_SOCIAL_LOGOS_URL' ) \|\| ! defined( 'WP_SHARING_PLUGIN_DIR' ) ) {
440		return;
441		}
442
443		/*
444		* We'll need to output the full contents of the 2 files
445		* in the head on AMP views. We can't rely on regular enqueues here.
446		* @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.
447		*
448		* phpcs:disable WordPress.WP.AlternativeFunctions.file_get_contents_file_get_contents
449		* phpcs:disable WordPress.Security.EscapeOutput.OutputNotEscaped
450		*/
451		$css = file_get_contents( JETPACK_SOCIAL_LOGOS_DIR . 'social-logos.css' );
452		$css = preg_replace( '#(?<=url\(")(?=social-logos\.)#', JETPACK_SOCIAL_LOGOS_URL, $css ); // Make sure font files get their absolute paths.
453		echo $css;
454		echo file_get_contents( WP_SHARING_PLUGIN_DIR . 'amp-sharing.css' );
455
456		/*
457		* phpcs:enable WordPress.WP.AlternativeFunctions.file_get_contents_file_get_contents
458		* phpcs:enable WordPress.Security.EscapeOutput.OutputNotEscaped
459		*/
460		}
461
462		/**
463		* Ensure proper Photon image dimensions for AMP Stories.
464		*
465		* @param array $args Array of Photon Arguments.
466		* @param array $details {
467		* Array of image details.
468		*
469		* @type string $tag Image tag (Image HTML output).
470		* @type string $src Image URL.
471		* @type string $src_orig Original Image URL.
472		* @type int\|false $width Image width.
473		* @type int\|false $height Image height.
474		* @type int\|false $width_orig Original image width before constrained by content_width.
475		* @type int\|false $height_orig Original Image height before constrained by content_width.
476		* @type string $transform_orig Original transform before constrained by content_width.
477		* }
478		* @return array Args.
479		*/
480		public static function filter_photon_post_image_args_for_stories( $args, $details ) {
481		if ( ! is_singular( 'amp_story' ) ) {
482		return $args;
483		}
484
485		// Percentage-based dimensions are not allowed in AMP, so this shouldn't happen, but short-circuit just in case.
486		if ( false !== strpos( $details['width_orig'], '%' ) \|\| false !== strpos( $details['height_orig'], '%' ) ) {
487		return $args;
488		}
489
490		$max_height = 1280; // See image size with the slug \AMP_Story_Post_Type::MAX_IMAGE_SIZE_SLUG.
491		$transform = $details['transform_orig'];
492		$width = $details['width_orig'];
493		$height = $details['height_orig'];
494
495		// If height is available, constrain to $max_height.
496		if ( false !== $height ) {
497		if ( $height > $max_height && false !== $height ) {
498		$width = ( $max_height * $width ) / $height;
499		$height = $max_height;
500		} elseif ( $height > $max_height ) {
501		$height = $max_height;
502		}
503		}
504
505		/*
506		* Set a height if none is found.
507		* If height is set in this manner and height is available, use `fit` instead of `resize` to prevent skewing.
508		*/
509		if ( false === $height ) {
510		$height = $max_height;
511		if ( false !== $width ) {
512		$transform = 'fit';
513		}
514		}
515
516		// Build array of Photon args and expose to filter before passing to Photon URL function.
517		$args = array();
518
519	View Code Duplication	if ( false !== $width && false !== $height ) {
520		$args[ $transform ] = $width . ',' . $height;
521		} elseif ( false !== $width ) {
522		$args['w'] = $width;
523		} elseif ( false !== $height ) {
524		$args['h'] = $height;
525		}
526
527		return $args;
528		}
529
530		/**
531		* Adds amp-options to the list of options to sync, if AMP is available
532		*
533		* @param array $options_safelist Safelist of options to sync.
534		*
535		* @return array Updated options safelist
536		*/
537		public static function filter_jetpack_options_safelist( $options_safelist ) {
538		if ( function_exists( 'is_amp_endpoint' ) ) {
539		$options_safelist[] = 'amp-options';
540		}
541		return $options_safelist;
542		}
543		}
544
545		add_action( 'init', array( 'Jetpack_AMP_Support', 'init' ), 1 );
546
547		add_action( 'admin_init', array( 'Jetpack_AMP_Support', 'admin_init' ), 1 );
548

Automattic / jetpack

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Jetpack_AMP_Support::is_amp_available() A

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