post_excerpt ) ) { return $post->post_excerpt; } return $post->post_content; } /** * Returns post's custom meta description if it is set, and if * SEO tools are enabled for current blog. * * @param WP_Post $post Source of data for custom description * * @return string Custom description or empty string */ public static function get_post_custom_description( $post ) { if ( empty( $post ) ) { return ''; } $custom_description = get_post_meta( $post->ID, self::DESCRIPTION_META_KEY, true ); if ( empty( $custom_description ) || ! Jetpack_SEO_Utils::is_enabled_jetpack_seo() ) { return ''; } return $custom_description; } /** * Registers the self::DESCRIPTION_META_KEY post_meta for use in the REST API. */ public static function register_post_meta() { $args = array( 'type' => 'string', 'description' => __( 'Custom post description to be used in HTML tag.', 'jetpack' ), 'single' => true, 'default' => '', 'show_in_rest' => array( 'name' => self::DESCRIPTION_META_KEY ), ); register_meta( 'post', self::DESCRIPTION_META_KEY, $args ); } /** * Register the Advanced SEO Gutenberg extension */ public static function register_gutenberg_extension() { if ( Jetpack_SEO_Utils::is_enabled_jetpack_seo() ) { Jetpack_Gutenberg::set_extension_available( 'jetpack-seo' ); } else { Jetpack_Gutenberg::set_extension_unavailable( 'jetpack-seo', 'jetpack_seo_disabled' ); } } }