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<?php |
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/** |
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* Manages compatibility with the amp-wp plugin |
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* |
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* @see https://github.com/Automattic/amp-wp |
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*/ |
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class Jetpack_AMP_Support { |
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// static $modules_to_disable = array( 'likes', 'comment-likes', 'related-posts', 'carousel', 'photon', 'lazy-images', 'notes' ); |
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static function init() { |
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if ( ! self::is_amp_request() ) { |
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return; |
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} |
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// carousel |
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add_filter( 'jp_carousel_maybe_disable', '__return_true' ); |
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// sharing |
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add_filter( 'sharing_enqueue_scripts', '__return_false' ); |
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add_filter( 'jetpack_sharing_counts', '__return_false' ); |
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add_filter( 'sharing_js', '__return_false' ); |
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add_filter( 'jetpack_sharing_display_markup', array( 'Jetpack_AMP_Support', 'render_sharing_html' ), 10, 2 ); |
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// disable imploding CSS |
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add_filter( 'jetpack_implode_frontend_css', array( 'Jetpack_AMP_Support', 'should_implode_css' ) ); |
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// DONE |
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// disable likes |
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// disable comment likes |
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// disable related posts |
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// disable carousel |
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// disable photon |
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// disable notifications |
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// disable devicepx |
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// modify social sharing |
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// disable milestone widget |
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// force using separate stylesheets to avoid unnecessary tree shaking |
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// TODO |
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// import functions from jetpack-helper.php in amp-wp |
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} |
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static function init_filter_jetpack_modules() { |
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if ( ! self::is_amp_request() ) { |
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return; |
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} |
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// widgets |
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add_filter( 'jetpack_widgets_to_include', array( 'Jetpack_AMP_Support', 'filter_available_widgets' ) ); |
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} |
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static function is_amp_request() { |
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// can't use is_amp_endpoint() since it's not ready early enough in init. |
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// is_amp_endpoint() implementation calls is_feed, which bails with a notice if plugins_loaded isn't finished |
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// "Conditional query tags do not work before the query is run" |
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return ! is_admin() // this is necessary so that modules can still be enabled/disabled/configured as per normal via Jetpack admin |
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&& |
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function_exists( 'amp_is_canonical' ) // this is really just testing if the plugin exists |
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&& |
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( amp_is_canonical() || isset( $_GET[ amp_get_slug() ] ) ); |
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} |
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static function filter_available_widgets( $widgets ) { |
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if ( self::is_amp_request() ) { |
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$widgets = array_filter( $widgets, array( 'Jetpack_AMP_Support', 'is_supported_widget' ) ); |
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} |
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return $widgets; |
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} |
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static function is_supported_widget( $widget_path ) { |
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return substr($widget_path, -14) !== '/milestone.php'; |
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} |
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static function should_implode_css( $implode ) { |
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if ( self::is_amp_request() ) { |
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return false; |
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} |
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return $implode; |
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} |
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static function render_sharing_html( $markup, $sharing_enabled ) { |
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remove_action( 'wp_footer', 'sharing_add_footer' ); |
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if ( empty( $sharing_enabled ) ) { |
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return $markup; |
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} |
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$supported_services = array( |
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'facebook' => array( |
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/** This filter is documented in modules/sharedaddy/sharing-sources.php */ |
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'data-param-app_id' => apply_filters( 'jetpack_sharing_facebook_app_id', '249643311490' ), |
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), |
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'twitter' => array(), |
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'pinterest' => array(), |
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'whatsapp' => array(), |
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'google-plus-1' => array( |
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'type' => 'gplus', |
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), |
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'tumblr' => array(), |
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'linkedin' => array(), |
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); |
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$sharing_links = array(); |
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foreach ( $sharing_enabled['visible'] as $id => $service ) { |
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if ( ! isset( $supported_services[ $id ] ) ) { |
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$sharing_links[] = "<!-- not supported: $id -->"; |
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continue; |
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} |
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$args = array_merge( |
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array( |
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'type' => $id, |
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), |
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$supported_services[ $id ] |
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); |
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$sharing_link = '<amp-social-share'; |
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foreach ( $args as $key => $value ) { |
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$sharing_link .= sprintf( ' %s="%s"', sanitize_key( $key ), esc_attr( $value ) ); |
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} |
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$sharing_link .= '></amp-social-share>'; |
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$sharing_links[] = $sharing_link; |
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} |
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return preg_replace( '#(?<=<div class="sd-content">).+?(?=</div>)#s', implode( '', $sharing_links ), $markup ); |
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} |
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} |
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add_action( 'init', array( 'Jetpack_AMP_Support', 'init' ), 1 ); |
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// this is necessary since for better or worse Jetpack modules are loaded during plugins_loaded, which means we must |
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// take the opportunity to intercept initialisation before that point, either by adding explicit detection into the module, |
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// or preventing it from loading in the first place (better for performance) |
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add_action( 'plugins_loaded', array( 'Jetpack_AMP_Support', 'init_filter_jetpack_modules' ), 1 ); |
Automattic /
jetpack
This check looks
TODOcomments that have been left in the code.``TODO``s show that something is left unfinished and should be attended to.