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<?php /* Plugin Name: Better AMP - WordPress Complete AMP Plugin URI: https://betterstudio.com/wp-plugins/better-amp/ Description: Add FULL AMP support to your WordPress site. Author: Better Studio Version: 1.10.0 Author URI: http://betterstudio.com / /** * BetterAMP is BetterStudio solution for implementing Google AMP completely in WordPress. * * ______ _ _ ___ ___ ________ * \| ___ \ \| \| \| \| / _ \\| \/ \| ___ \ * \| \|_/ / ___\| \|_\| \|_ ___ _ __/ /_\ \ . . \| \|_/ / * \| ___ \/ _ \ __\| __/ _ \ '__\| _ \| \|\/\| \| __/ * \| \|_/ / __/ \|_\| \|\| __/ \| \| \| \| \| \| \| \| \| * \____/ \___\|\__\|\__\___\|_\| \_\| \|_\|_\| \|_\|_\| * * Copyright © 2017 Better Studio * * * Our portfolio is here: http://themeforest.net/user/Better-Studio/portfolio * * \--> BetterStudio, 2017 <--/ / // Fire up! Better_AMP::get_instance(); /* * Main class for BetterAMP * * @since 1.0.0 / class Better_AMP { /* * Main Better AMP instance * * @since 1.0.0 * * @var self / private static $instance; /* * Better AMP version number * * @since 1.0.0 / const VERSION = '1.10.0'; /* * Default endpoint for AMP URL of site. * * @since 1.9.0 / const SLUG = 'amp'; /* * @since 1.0.0 / const STARTPOINT = self::SLUG; /* * Default template directory * This can be overridden by filter * * @since 1.0.0 / const TEMPLATE_DIR = 'better-amp'; /* * pre_get_posts hook priority * * @since 1.1 / const ISOLATE_QUERY_HOOK_PRIORITY = 100; /* * Store array of posts id to exlucde transform permalinks to amp * * Array structure: array { * 'post id' => dont care, * ... * } * * @see transform_post_link_to_amp * * @var array / public $excluded_posts_id = array(); /* * Get live instance of Better AMP * * @since 1.1 * @return self / public static function get_instance() { if ( ! self::$instance instanceof self ) { self::$instance = new self(); self::$instance->init(); } return self::$instance; } // get_instance /* * Cloning is forbidden. * * @since 1.0.0 / public function __clone() { _doing_it_wrong( __FUNCTION__, __( 'Cloning Better_AMP is forbidden', 'better-amp' ), '' ); } /* * Unserializing is forbidden. * * @since 1.0.0 / public function __wakeup() { _doing_it_wrong( __FUNCTION__, __( 'Unserializing Better_AMP is forbidden', 'better-amp' ), '' ); } /* * Initialize * * @since 1.0.0 / public function init() { $this->initial_constants(); $this->load_text_domain(); $this->register_autoload(); $this->include_files(); $this->apply_hooks(); $this->admin_hooks(); $this->metaboxes(); $this->admin_init(); } /* * Define core constants * * @since 1.0.0 / protected function initial_constants() { define( 'BETTER_AMP_PATH', dirname( __FILE__ ) . '/' ); define( 'BETTER_AMP_INC', dirname( __FILE__ ) . '/includes/' ); define( '__BETTER_AMP_FILE__', __FILE__ ); define( 'BETTER_AMP_OVERRIDE_TPL_DIR', apply_filters( 'better-amp/template/dir-name', Better_AMP::TEMPLATE_DIR ) ); define( 'BETTER_AMP_TPL_COMPAT_ABSPATH', BETTER_AMP_PATH . 'theme-compat/' ); } /* * Load plugin textdomain file * * @since 1.0.0 / protected function load_text_domain() { load_plugin_textdomain( 'better-amp', false, plugin_basename( BETTER_AMP_PATH ) . '/languages' ); } /* * Include Dependencies * * @since 1.0.0 / protected function include_files() { require_once BETTER_AMP_PATH . 'bootstrap.php'; } /* * Register WP filters and actions * * @since 1.0.0 / protected function apply_hooks() { // Registers the AMP rewrite rules add_action( 'init', array( $this, 'add_rewrite' ) ); add_action( 'init', array( $this, 'append_index_rewrite_rule' ) ); add_action( 'template_redirect', array( $this, 'plugins_compatibility' ) ); // Initialize AMP components add_action( 'init', array( $this, 'include_components' ) ); // Changes page template file with AMP template file add_filter( 'template_include', array( $this, 'include_template_file' ), 9999 ); // override template file add_filter( 'comments_template', array( $this, 'override_comments_template' ), 9999 ); // Initialize AMP theme and it's functionality add_action( 'after_setup_theme', array( $this, 'include_template_functions_php' ), 1 ); // Register the AMP special shortcode ports add_filter( 'the_content', array( $this, 'register_components_shortcodes' ), 1 ); // Replace all links inside contents to AMP version. // Stops user to go outside of AMP version. add_action( 'wp', array( $this, 'replace_internal_links_with_amp_version' ) ); // Registers all components scripts into the header style and scripts add_action( 'better-amp/template/enqueue-scripts', array( $this, 'enqueue_components_scripts' ) ); // Let the components to do their functionality in head add_action( 'better-amp/template/head', array( $this, 'trigger_component_head' ), 0 ); // Collect all output to can enqueue only needed scripts and styles in pages. add_filter( 'template_include', array( $this, 'buffer_better_amp_start' ), 1 ); add_action( 'better-amp/template/footer', array( $this, 'buffer_better_amp_end' ), 999 ); // Collect and rollback all main query posts to disable thirdparty codes to change main query! // action after 1000 priority can work add_action( 'pre_get_posts', array( $this, 'isolate_pre_get_posts_start' ), 1 ); add_action( 'pre_get_posts', array( $this, 'isolate_pre_get_posts_end' ), self::ISOLATE_QUERY_HOOK_PRIORITY ); add_action( 'pre_get_posts', array( $this, 'compatible_plugins_themes' ), 0 ); register_activation_hook( __FILE__, array( $this, 'install' ) ); add_filter( 'request', array( $this, 'fix_search_page_queries' ) ); add_filter( 'redirect_canonical', array( $this, '_fix_prevent_extra_redirect_single_pagination' ) ); // Auto Redirect Mobile Users add_action( 'template_redirect', array( $this, 'auto_redirect_to_amp' ), 1 ); // Init BF JSON-LD add_action( 'template_redirect', 'Better_AMP::init_json_ld', 1 ); $this->fix_front_page_display_options(); // Fire the modules Better_Amp_Redirect_Router::Run(); } // apply_hooks /* * Get WordPress option * * @param string $option * @param mixed $default * * @since 1.3.0 * @return mixed / public static function get_option( $option, $default = false ) { $tmp = isset( $GLOBALS['_amp_bypass_option'] ) ? $GLOBALS['_amp_bypass_option'] : false; $GLOBALS['_amp_bypass_option'] = true; $results = get_option( $option, $default ); $GLOBALS['_amp_bypass_option'] = $tmp; return $results; } /* * Fix front page display option to detect homepage / public function fix_front_page_display_options() { add_filter( 'pre_option_page_on_front', array( $this, '_return_zero_in_amp' ) ); add_filter( 'pre_option_show_on_front', array( $this, '_fix_show_on_front' ) ); } /* * Prevent redirect pages within single post * * @param $redirect * * @since 1.1 * @return bool / public function _fix_prevent_extra_redirect_single_pagination( $redirect ) { if ( $redirect && is_better_amp() && get_query_var( 'page' ) > 1 ) { return false; } return $redirect; } public function admin_hooks() { if ( ! is_admin() ) { return; } if ( get_transient( 'better-amp-flush-rules' ) ) { add_action( 'admin_init', 'flush_rewrite_rules' ); delete_transient( 'better-amp-flush-rules' ); } add_action( 'admin_head', array( $this, 'admin_styles' ) ); add_action( 'admin_menu', array( $this, 'fix_admin_sub_menu' ), 999 ); } /* * Register rewrite rules and flush permalink in installation * * @since 1.0.0 / public function install() { $this->add_rewrite(); set_transient( 'better-amp-flush-rules', true ); } /* * Check AMP version of the posts exists * * @since 1.1 * @return bool of exists / public function amp_version_exists() { static $filters; if ( $this->is_amp_excluded_by_url() ) { return apply_filters( 'better-amp/amp-version-exists', false ); } if ( ! isset( $filters ) ) { $filters = wp_parse_args( apply_filters( 'better-amp/filter/config', array() ), array( 'disabled_post_types' => array(), 'disabled_taxonomies' => array(), 'disabled_homepage' => false, 'disabled_search' => false, ) ); } if ( is_singular() ) { $post_id = get_queried_object_id(); } elseif ( is_home() && better_amp_is_static_home_page() ) { $post_id = intval( apply_filters( 'better-amp/template/page-on-front', 0 ) ); } else { $post_id = 0; } if ( $post_id ) { if ( get_post_meta( $post_id, 'disable-better-amp', true ) \|\| isset( $this->excluded_posts_id[ $post_id ] ) ) { return apply_filters( 'better-amp/amp-version-exists', false ); } } if ( empty( $filters ) ) { return apply_filters( 'better-amp/amp-version-exists', true ); } if ( is_home() \|\| is_front_page() ) { return apply_filters( 'better-amp/amp-version-exists', ! $filters['disabled_homepage'] ); } if ( is_search() ) { return apply_filters( 'better-amp/amp-version-exists', ! $filters['disabled_search'] ); } if ( is_singular() ) { return apply_filters( 'better-amp/amp-version-exists', ! in_array( get_queried_object()->post_type, $filters['disabled_post_types'] ) ); } if ( is_post_type_archive() ) { $queried_object = get_queried_object(); if ( $queried_object instanceof WP_Post_Type ) { # WP >= 4.6.0 $post_type = $queried_object->name; } elseif ( $queried_object instanceof WP_Post ) { # WP < 4.6.0 $post_type = $queried_object->post_type; } else { return apply_filters( 'better-amp/amp-version-exists', false ); } return apply_filters( 'better-amp/amp-version-exists', ! in_array( $post_type, $filters['disabled_post_types'] ) ); } if ( is_tax() \|\| is_category() \|\| is_tag() ) { return apply_filters( 'better-amp/amp-version-exists', ! in_array( get_queried_object()->taxonomy, $filters['disabled_taxonomies'] ) ); } return apply_filters( 'better-amp/amp-version-exists', true ); } /* * Whether to check if current page has been marked as none-AMP version? * * @since 1.9.8 * * @return bool / protected function is_amp_excluded_by_url() { if ( ! $excluded_patterns = better_amp_excluded_urls_format() ) { return false; } // Get current page $current_path = trim( str_replace( home_url(), '', better_amp_guess_none_amp_url() ), '/' ); foreach ( $excluded_patterns as $url_format ) { if ( empty( $url_format ) ) { continue; } $url_format = trim( $url_format, '/' ); // throw surrounded slash away // Format given url to valid PCRE regex $pattern = better_amp_transpile_text_to_pattern( $url_format, '#' ); $pattern = '#^/?' . $pattern . '/$#i'; // Check if the given url is match with current page url path if ( preg_match( $pattern, $current_path ) ) { return true; } } return false; } /** * Callback: Prevent third party codes to change the main query on AMP version * * You can add action to 'pre_get_posts' with priority grater than 1000 to change it. * * Action: pre_get_posts * * @see isolate_pre_get_posts_end * * @since 1.0.0 * * @param WP_Query $wp_query / public function isolate_pre_get_posts_start( $wp_query ) { global $better_amp_isolate_pre_get_posts; if ( is_better_amp( $wp_query ) && ! is_admin() && $wp_query->is_main_query() ) { $better_amp_isolate_pre_get_posts = $wp_query->query_vars; } } /* * Rollback the main query vars. * * @param WP_Query $wp_query * * @since 1.0.0 * * @see isolate_pre_get_posts_end for more documentation * * Action: pre_get_posts / public function isolate_pre_get_posts_end( &$wp_query ) { global $better_amp_isolate_pre_get_posts; if ( is_better_amp( $wp_query ) && ! is_admin() && $wp_query->is_main_query() ) { if ( $better_amp_isolate_pre_get_posts ) { $wp_query->query_vars = $better_amp_isolate_pre_get_posts; unset( $better_amp_isolate_pre_get_posts ); } } } /* * Register missed hooks for supported plugins/themes to bypass isolation * * @see isolate_pre_get_posts_start * @see isolate_pre_get_posts_end * * @since 1.1 / public function compatible_plugins_themes() { if ( ! is_better_amp() ) { return; } $priority = self::ISOLATE_QUERY_HOOK_PRIORITY + 1; // WooCommerce compatibility if ( class_exists( 'WooCommerce' ) ) { $callback = array( WooCommerce::instance()->query, 'pre_get_posts' ); if ( is_callable( $callback ) ) { add_action( 'pre_get_posts', $callback, $priority ); } // WooCommerce didn't change main query in "shop" page add_action( 'pre_get_posts', array( $this, '_fix_woocommerce_shop_page_query' ), $priority + 1 ); $this->excluded_posts_id[ wc_get_page_id( 'checkout' ) ] = true; } // BetterStudio themes compatibility add_action( 'better-framework/menu/walker/init', array( $this, 'disable_bf_mega_menu' ) ); } /* * Fixes global WP_Query for shop pages in AMP! * * @param $q / function _fix_woocommerce_shop_page_query( $q ) { // We only want to affect the main query if ( ! $q->is_main_query() ) { return; } if ( isset( $q->queried_object->ID ) && $q->queried_object->ID === wc_get_page_id( 'shop' ) ) { $q->set( 'post_type', 'product' ); $q->set( 'posts_per_page', 8 ); $q->set( 'page', '' ); $q->set( 'pagename', '' ); // Fix conditional Functions $q->is_archive = true; $q->is_post_type_archive = true; $q->is_singular = false; $q->is_page = false; } } /* * Disable BetterStudio themes mega menu in AMP pages * * @param BF_Menu_Walker $walker * * @since 1.1 / public function disable_bf_mega_menu( &$walker ) { $fields = $walker->get_mega_menu_fields_id(); unset( $fields['mega_menu'] ); $walker->set_mega_menu_fields_id( $fields ); } /* * Callback: Add rewrite rules * Action: init * * @since 1.0.0 / public function add_rewrite() { better_amp_add_rewrite_startpoint( self::STARTPOINT, EP_ALL ); /* * Automattic amp compatibility / $amp_qv = defined( 'AMP_QUERY_VAR' ) ? AMP_QUERY_VAR : self::STARTPOINT; better_amp_add_rewrite_endpoint( $amp_qv, EP_ALL ); } /* * Add a rewrite rule to detect site.com/amp/ requests * * @since 1.0.0 * * @return array / public function append_index_rewrite_rule() { add_rewrite_rule( self::STARTPOINT . '/?$', "index.php?amp=index", 'top' ); } /* * Callback: Include AMP template file in AMP pages * Action : template_include * * @param string $template_file_path original template file path * * @since 1.0.0 * * @return string / public function include_template_file( $template_file_path ) { if ( ! is_better_amp() ) { return $template_file_path; } $include = $this->template_loader(); if ( $include = apply_filters( 'better-amp/template/include', $include ) ) { return $include; } elseif ( current_user_can( 'switch_themes' ) ) { wp_die( __( 'Better-AMP Theme Was Not Found!', 'better-amp' ) ); } else { return BETTER_AMP_TPL_COMPAT_ABSPATH . '/no-template.php'; } } /* * Include WooCommerce AMP templates in AMP pages * * @param string $located * @param string $template_name * * @since 1.1 * @return string / public function include_wc_template_file( $located, $template_name ) { $template_name = 'woocommerce/' . ltrim( $template_name, '/' ); if ( $new_path = better_amp_locate_template( $template_name, false, false ) ) { return $new_path; } return $located; } /* * Replace amp comment file with theme file * * @param string $file * * @since 1.1 * @return string / public function override_comments_template( $file ) { if ( is_better_amp() ) { if ( $path = better_amp_locate_template( basename( $file ) ) ) { return $path; } } return $file; } /* * Get AMP template file base on page of WordPress * * @link https://developer.wordpress.org/themes/basics/template-hierarchy/ * @copyright credit goes to WordPress team @see wp-includes/template-loader.php * @access private * * @since 1.0.0 * * @return string / protected function template_loader() { if ( function_exists( 'is_embed' ) && is_embed() && $template = better_amp_embed_template() ) : elseif ( function_exists( 'is_woocommerce' ) && is_woocommerce() && is_page( wc_get_page_id( 'shop' ) ) && $template = better_amp_locate_template( 'woocommerce.php' ) ) : elseif ( is_404() && $template = better_amp_404_template() ) : elseif ( is_search() && $template = better_amp_search_template() ) : elseif ( better_amp_is_static_home_page() && $template = better_amp_static_home_page_template() ) : $this->set_page_query( apply_filters( 'better-amp/template/page-on-front', 0 ) ); elseif ( is_front_page() && $template = better_amp_front_page_template() ) : elseif ( is_home() && $template = better_amp_home_template() ) : elseif ( is_post_type_archive() && $template = better_amp_post_type_archive_template() ) : elseif ( is_tax() && $template = better_amp_taxonomy_template() ) : elseif ( is_attachment() && $template = better_amp_attachment_template() ) : remove_filter( 'the_content', 'prepend_attachment' ); elseif ( is_single() && $template = better_amp_single_template() ) : elseif ( is_page() && $template = better_amp_page_template() ) : elseif ( is_singular() && $template = better_amp_singular_template() ) : elseif ( is_category() && $template = better_amp_category_template() ) : elseif ( is_tag() && $template = better_amp_tag_template() ) : elseif ( is_author() && $template = better_amp_author_template() ) : elseif ( is_date() && $template = better_amp_date_template() ) : elseif ( is_archive() && $template = better_amp_archive_template() ) : elseif ( is_paged() && $template = better_amp_paged_template() ) : else : $template = better_amp_index_template(); endif; return $template; } /* * Include active template functions.php file if exits * * Callback: include * action : after_setup_theme * * @since 1.0.0 / public function include_template_functions_php() { if ( $theme_root = better_amp_get_template_directory() ) { if ( file_exists( $theme_root . '/functions.php' ) ) { include $theme_root . '/functions.php'; } apply_filters( 'better-amp/template/init', $theme_root ); } } /* * Callback: Include registered AMP components * Action: init * * @since 1.0.0 / public function include_components() { include BETTER_AMP_INC . 'components/class-better-amp-img-component.php'; include BETTER_AMP_INC . 'components/class-better-amp-iframe-component.php'; include BETTER_AMP_INC . 'components/class-better-amp-instagram-component.php'; include BETTER_AMP_INC . 'components/class-better-amp-carousel-component.php'; include BETTER_AMP_INC . 'components/class-better-amp-playbuzz-component.php'; } /* * Transforms HTML content to AMP content * * todo: Add file caching * * @param Better_AMP_HTML_Util $instance * @param boolean $sanitize * * @since 1.0.0 / public function render_content( Better_AMP_HTML_Util $instance, $sanitize = false ) { $this->call_components_method( 'render', $instance ); if ( $sanitize ) { $sanitizer = new Better_AMP_Content_Sanitizer( $instance ); $sanitizer->sanitize(); } } // render_content /* * Register an autoloader for Better AMP classes * * @since 1.0.0 / public function register_autoload() { spl_autoload_register( array( __CLASS__, 'autoload_amp_classes' ) ); } /* * Autoload handler for better AMP classes only * * @param string $class_name class to include * * @since 1.0.0 / public static function autoload_amp_classes( $class_name ) { if ( substr( $class_name, 0, 11 ) !== 'Better_AMP_' ) { return; } $is_interface = substr( $class_name, - 10 ) === '_Interface'; $class_name_prefix = $is_interface ? 'interface-' : 'class-'; $sanitized_class_name = strtolower( $class_name ); $sanitized_class_name = str_replace( '_', '-', $sanitized_class_name ); // Remove interface suffix if ( $is_interface ) { $sanitized_class_name = substr( $sanitized_class_name, 0, - 10 ); } $class_file = BETTER_AMP_INC . 'classes/' . $class_name_prefix . $sanitized_class_name . '.php'; if ( file_exists( $class_file ) ) { require_once $class_file; } } /* * Transform HTML content to AMP version when AMP version requested * * @param string $content html * * @since 1.0.0 * * @return string / public function convert_content_to_amp( $content ) { if ( is_better_amp() ) { $content = $this->render_content( $content ); } return $content; } // convert_content_to_amp /* * Determines that method exists and is callable on object instance * * @param Better_AMP_Component $instance Live object of Better_AMP_Component * @param string $method_name Method of object * @param array $args * * @since 1.0.0 * * @return bool / private function _can_call_component_method( &$instance, &$method_name, &$args ) { $return = is_callable( array( $instance, $method_name ) ); switch ( $method_name ) { case 'enqueue_amp_scripts': $return = $return && $instance->can_enqueue_scripts(); break; } return $return; } /* * Fire specific method of all components * * @param string $method_name component method * * @param mixed $param * * @return mixed * @since 1.0.0 * / public function call_components_method( $method_name, $param = null ) { global $better_amp_registered_components; if ( ! $better_amp_registered_components ) { return $param; } // collect and prepare method arguments $args = func_get_args(); $args = array_slice( $args, 1 ); if ( ! isset( $args[0] ) ) { $args[0] = null; } // iterate registered components and call method on them foreach ( $better_amp_registered_components as $component ) { $instance = Better_AMP_Component::instance( $component['component_class'] ); if ( $this->_can_call_component_method( $instance, $method_name, $args ) ) { $args[0] = call_user_func_array( array( $instance, $method_name ), $args ); } } return $args[0]; } /* * Add components shortcode before do_shortcodes * * @param string $content * * @since 1.0.0 * * @return string / public function register_components_shortcodes( $content = '' ) { if ( ! is_better_amp() ) { return $content; } $this->call_components_method( 'register_shortcodes' ); return $content; } /* * Callback: Fire head method of component for following purpose: * 1) Component able to add_filter or add_action if needed * 2) Create fresh instance of each component and cache * * Action : better-amp/template/head * * @since 1.0.0 / public function trigger_component_head() { $this->call_components_method( 'head' ); } /* * Clean components instances and free up the memory * * @param string $content * * @since 1.0.0 * * @return string / public function component_actions_finished( $content = '' ) { Better_AMP_Component::flush_instances(); return $content; } /* * Append AMP components javascript if AMP version requested * * @since 1.0.0 / public function enqueue_components_scripts() { $deps = array( 'ampproject' ); better_amp_enqueue_script( $deps[0], 'https://cdn.ampproject.org/v0.js' ); // Enqueues all needed scripts of components with 'ampproject' dependency $this->call_components_method( 'enqueue_amp_scripts', $deps ); if ( current_theme_supports( 'better-amp-navigation' ) && current_theme_supports( 'better-amp-has-nav-child' ) ) { better_amp_enqueue_script( 'amp-accordion', 'https://cdn.ampproject.org/v0/amp-accordion-0.1.js' ); } if ( current_theme_supports( 'better-amp-form' ) ) { better_amp_enqueue_script( 'amp-form', 'https://cdn.ampproject.org/v0/amp-form-0.1.js' ); } } /* * Replaces all website internal links with AMP version * * @hooked wp * * @param WP $wp * * @since 1.0.0 * @return string / public function replace_internal_links_with_amp_version( $wp ) { if ( ! isset( $wp->query_vars['amp'] ) ) { return; } add_filter( 'nav_menu_link_attributes', array( 'Better_AMP_Content_Sanitizer', 'replace_href_with_amp' ) ); add_filter( 'the_content', array( 'Better_AMP_Content_Sanitizer', 'transform_all_links_to_amp' ) ); add_filter( 'author_link', array( 'Better_AMP_Content_Sanitizer', 'transform_to_amp_url' ) ); add_filter( 'term_link', array( 'Better_AMP_Content_Sanitizer', 'transform_to_amp_url' ) ); add_filter( 'post_link', array( $this, 'transform_post_link_to_amp' ), 20, 2 ); add_filter( 'page_link', array( $this, 'transform_post_link_to_amp' ), 20, 2 ); add_filter( 'attachment_link', array( 'Better_AMP_Content_Sanitizer', 'transform_to_amp_url' ) ); add_filter( 'post_type_link', array( 'Better_AMP_Content_Sanitizer', 'transform_to_amp_url' ) ); } /* * Callback: Starts the collecting output to enable components to add style into head * Print theme completely then fire better_amp_head() callbacks and append it before </head> * * Action : template_include * * @param string $template * * @since 1.0.0 * @return string * @see buffer_better_amp_end * / public function buffer_better_amp_start( $template ) { if ( is_better_amp() ) { ob_start(); } return $template; } /* * Callback: Fire better_amp_head() and print buffered output * Action : better-amp/template/footer * * @since 1.0.0 * @see buffer_better_amp_start * / public function buffer_better_amp_end() { $content = ob_get_clean(); if ( ! better_amp_is_customize_preview() ) { /* * Convert output to valid amp html / $instance = new Better_AMP_HTML_Util(); $instance->loadHTML( $content . '</body></html>', null, false ); $this->render_content( $instance, true ); // Convert HTML top amp html // @see Better_AMP_Component::enqueue_amp_tags_script $this->call_components_method( 'enqueue_amp_tags_script', $instance ); $content = $instance->saveHTML(); $instance = null; } if ( ! preg_match( '#^(.?)(<\s\/\shead[^>]> .+) $#isx', $content, $match ) ) { echo $content; return; } $content = null; echo $match[1]; // markup upto </head> tag do_action( 'better-amp/template/head-deferred' ); echo $match[2]; // markup </head> and <body> } /* * Init metaboxes * * @since 1.0.0 / public function metaboxes() { if ( is_admin() ) { add_action( 'add_meta_boxes', array( $this, 'append_metaboxes' ) ); add_action( 'save_post', array( $this, 'save_metaboxes' ) ); } } /* * Adds meta box for posts * * @since 1.0.0 / public function append_metaboxes() { add_meta_box( 'better-amp-settings', esc_html__( 'Better AMP Settings', 'better-amp' ), array( $this, 'metabox_output' ), array( 'post', 'page' ), 'side', 'low' ); } /* * Prints post metabox * * @since 1.0.0 * * @param $post / public function metabox_output( $post ) { ?> <div class="inside"> <p> <label for="better-amp-enable"> <?php _e( 'Disable amp version', 'better-amp' ) ?> </label> <input type="checkbox" name="better-amp-enable" id="better-amp-enable" value="1" <?php checked( true, get_post_meta( $post->ID, 'disable-better-amp', true ) ) ?>> </p> </div> <?php } /* * Callback to save post metabox * * @since 1.0.0 * * @param $post_id / public function save_metaboxes( $post_id ) { if ( $_SERVER['REQUEST_METHOD'] !== 'POST' ) { return; } if ( empty( $_POST['better-amp-enable'] ) ) { delete_post_meta( $post_id, 'disable-better-amp' ); } else { update_post_meta( $post_id, 'disable-better-amp', '1' ); } } /* * Admin functionality * * @since 1.0.0 / public function admin_init() { if ( ! is_admin() ) { return; } if ( ! class_exists( 'Redux' ) ) { require_once BETTER_AMP_INC . 'redux/redux-framework.php'; } require_once BETTER_AMP_INC . 'admin-fields.php'; } /* * Fix to change first menu name! * * @since 1.0.0 / public function fix_admin_sub_menu() { global $submenu; if ( isset( $submenu['better-amp-translation'][0] ) ) { $submenu['better-amp-translation'][0][0] = __( 'Translation', 'better-amp' ); } elseif ( isset( $submenu['better-amp-translation'][1] ) ) { $submenu['better-amp-translation'][1][0] = __( 'Translation', 'better-amp' ); } } /* * Handy fix for changing search query * * @param $q * * @since 1.0.0 * @return mixed / public function fix_search_page_queries( $q ) { if ( ! empty( $q['amp'] ) && ! empty( $q['s'] ) ) { $q['post_type'] = array( 'post' ); } return $q; } /* * Change most popular cache plugins in amp version to compatible with it * * @since 1.0.0 / public function plugins_compatibility() { if ( ! is_better_amp() ) { return; } // Override WooCommerce template files add_action( 'wc_get_template', array( $this, 'include_wc_template_file' ), 9999, 2 ); /* * W3 total cache / add_filter( 'w3tc_minify_js_enable', '__return_false' ); add_filter( 'w3tc_minify_css_enable', '__return_false' ); /* * WP Rocket / if ( defined( 'WP_ROCKET_VERSION' ) ) { if ( ! defined( 'DONOTMINIFYCSS' ) ) { define( 'DONOTMINIFYCSS', true ); } if ( ! defined( 'DONOTMINIFYJS' ) ) { define( 'DONOTMINIFYJS', true ); } // Disable WP Rocket lazy load add_filter( 'do_rocket_lazyload', '__return_false', PHP_INT_MAX ); add_filter( 'do_rocket_lazyload_iframes', '__return_false', PHP_INT_MAX ); // Disable HTTP protocol removing on script, link, img, srcset and form tags. remove_filter( 'rocket_buffer', '__rocket_protocol_rewrite', PHP_INT_MAX ); remove_filter( 'wp_calculate_image_srcset', '__rocket_protocol_rewrite_srcset', PHP_INT_MAX ); // Disable Concatenate Google Fonts add_filter( 'get_rocket_option_minify_google_fonts', '__return_false', PHP_INT_MAX ); // Disable CSS & JS magnification add_filter( 'get_rocket_option_minify_js', '__return_false', PHP_INT_MAX ); add_filter( 'get_rocket_option_minify_css', '__return_false', PHP_INT_MAX ); } /* * WP Speed of Light * * https://wordpress.org/plugins-wp/wp-speed-of-light/ / if ( defined( 'WPSOL_VERSION' ) ) { add_filter( 'wpsol_filter_js_noptimize', '__return_true', PHP_INT_MAX ); add_filter( 'wpsol_filter_css_noptimize', '__return_true', PHP_INT_MAX ); } /* * Lazy Load * https://wordpress.org/plugins/lazy-load/ / if ( class_exists( 'LazyLoad_Images' ) ) { add_filter( 'lazyload_is_enabled', '__return_false', PHP_INT_MAX ); } /* * Lazy Load XT * https://wordpress.org/plugins/lazy-load-xt/ / if ( class_exists( 'Image_Lazy_Load' ) ) { global $lazyloadxt; if ( is_object( $lazyloadxt ) ) { remove_filter( 'the_content', array( $lazyloadxt, 'filter_html' ) ); remove_filter( 'widget_text', array( $lazyloadxt, 'filter_html' ) ); remove_filter( 'post_thumbnail_html', array( $lazyloadxt, 'filter_html' ) ); remove_filter( 'get_avatar', array( $lazyloadxt, 'filter_html' ) ); } } /** * Facebook Comments Plugin * https://wordpress.org/plugins/facebook-comments-plugin/ / if ( function_exists( 'fbcommentshortcode' ) ) { remove_action( 'wp_footer', 'fbmlsetup', 100 ); remove_filter( 'the_content', 'fbcommentbox', 100 ); remove_filter( 'widget_text', 'do_shortcode' ); } /** * Ultimate Tweaker * https://ultimate-tweaker.com/ / if ( class_exists( 'ultimate_tweaker_Plugin_File' ) && defined( 'UT_VERSION' ) ) { bf_remove_class_filter( 'post_thumbnail_html', 'OT_media_image_no_width_height_Tweak', '_do', 10 ); bf_remove_class_filter( 'image_send_to_editor', 'OT_media_image_no_width_height_Tweak', '_do', 10 ); } /* * WPO Tweaks * * https://servicios.ayudawp.com/ / if ( function_exists( 'wpo_tweaks_init' ) ) { remove_filter( 'script_loader_tag', 'wpo_defer_parsing_of_js' ); } } /* * Just return false in amp version * * @param bool $current * * @since 1.0.0 * @return bool / public function _return_false_in_amp( $current ) { if ( is_better_amp() ) { return false; } return $current; } /* * Just return zero in amp version * * @param mixed $current * * @return mixed / public function _return_zero_in_amp( $current ) { if ( is_better_amp() && empty( $GLOBALS['_amp_bypass_option'] ) ) { return 0; } return $current; } /* * Just return 'posts' string in amp version * * @param mixed $current * * @return mixed / public function _fix_show_on_front( $current ) { if ( is_better_amp() && empty( $GLOBALS['_amp_bypass_option'] ) ) { return 'posts'; } return $current; } /* * Setup page query * * @param $page_id / public function set_page_query( $page_id ) { query_posts( 'page_id=' . $page_id . '&amp=' . get_query_var( 'amp' ) ); } /* * Transform allowed posts url to amp * * @param string $url The post's permalink. * @param WP_Post\|int $post The post object/id of the post. * * @since 1.1 * @return string / public function transform_post_link_to_amp( $url, $post ) { $post_id = isset( $post->ID ) ? $post->ID : $post; if ( 'page' == $this->get_option( 'show_on_front' ) && $post_id == $this->get_option( 'page_on_front' ) ) { $url = home_url( '/' ); } if ( isset( $this->excluded_posts_id[ $post_id ] ) ) { return $url; } return Better_AMP_Content_Sanitizer::transform_to_amp_url( $url ); } /* * Fix admin menu margins for better UX / public function admin_styles() { ?> <style> .toplevel_page_better-amp-translation .wp-menu-image img { width: 12px; padding-top: 7px !important; } #adminmenu li#toplevel_page_better-studio-better-ads-manager, #adminmenu .toplevel_page_better-amp-translation { margin-top: 10px; margin-bottom: 10px; } #adminmenu li[id^="toplevel_page_better-studio"] + li#toplevel_page_better-studio-better-ads-manager, #adminmenu li[id^="toplevel_page_better-studio"] + .toplevel_page_better-amp-translation { margin-top: -10px; margin-bottom: 10px; } </style> <?php } /* * Get requested page url * * @since 1.6.0 * @return string / public static function get_requested_page_url() { if ( isset( $_SERVER['HTTP_HOST'] ) ) { $requested_url = is_ssl() ? 'https://' : 'http://'; $requested_url .= $_SERVER['HTTP_HOST']; $requested_url .= $_SERVER['REQUEST_URI']; return $requested_url; } return ''; } /* * Print script to redirect mobile devices to amp version * * @since 1.6.0 / public function print_mobile_redirect_script() { $requested_url = self::get_requested_page_url(); $amp_permalink = Better_AMP_Content_Sanitizer::transform_to_amp_url( $requested_url ); if ( ! $requested_url \|\| ! $amp_permalink \|\| $amp_permalink === $requested_url ) { return; } $script = file_get_contents( better_amp_min_suffix( BETTER_AMP_PATH . 'js/mobile_redirect', '.js' ) ); $script = str_replace( '%%amp_permalink%%', $amp_permalink, $script ); ?> <script><?php echo $script; ?></script><?php } /* * is any caching plugin install on this WordPress installation * * @since 1.6.0 * @return bool / public function have_cache_plugin() { if ( defined( 'WP_CACHE' ) && WP_CACHE ) { return true; } // Fix for "WP Fastest Cache" plugin if ( $plugins = array_flip( wp_get_active_and_valid_plugins() ) ) { return isset( $plugins[ WP_PLUGIN_DIR . '/wp-fastest-cache/wpFastestCache.php' ] ); } return false; } /* * Redirect users to amp version of the page automatically * * @since 1.6.0 / public function auto_redirect_to_amp() { if ( is_better_amp() ) { return; } if ( ! apply_filters( 'better-amp/template/auto-redirect', false ) ) { return; } if ( ! empty( $_GET['bamp-skip-redirect'] ) \|\| ! empty( $_COOKIE['bamp-skip-redirect'] ) ) { if ( ! isset( $_COOKIE['bamp-skip-redirect'] ) ) { setcookie( 'bamp-skip-redirect', true, time() + DAY_IN_SECONDS, '/' ); } return; } else { if ( isset( $_COOKIE['bamp-skip-redirect'] ) ) { unset( $_COOKIE['bamp-skip-redirect'] ); } } // if post have not AMP version if ( ! $this->amp_version_exists() ) { return; } if ( wp_is_mobile() ) { $requested_url = self::get_requested_page_url(); $amp_permalink = Better_AMP_Content_Sanitizer::transform_to_amp_url( $requested_url ); if ( $requested_url && $amp_permalink && $amp_permalink !== $requested_url ) { wp_redirect( $amp_permalink ); exit; } } elseif ( Better_AMP::have_cache_plugin() ) { // Adds advanced javascript code to page to redirect page in front end! // Last and safest way to redirect but it will have a little delay! add_action( 'wp_print_scripts', array( $this, 'print_mobile_redirect_script' ) ); } } /* * Initialize BF JSON-LD / public static function init_json_ld() { if ( ! is_better_amp() ) { return; } // // Include BF_Json_LD_Generator if was not included inside BF // if ( ! class_exists( 'BF_Json_LD_Generator' ) ) { include BETTER_AMP_PATH . 'includes/libs/class-bf-json-ld-generator.php'; } // Config BF JSON-LD add_filter( 'better-framework/json-ld/config', 'Better_AMP::config_json_ld', 15 ); } /* * Configurations of JSON-LD * * @param $config * * @return mixed */ public static function config_json_ld( $config ) { $branding = better_amp_get_branding_info(); if ( ! empty( $branding['logo']['src'] ) ) { $config['logo'] = $branding['logo']['src']; } return $config; } }

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