name : class-shapely-builder.php <?php /** * */ class Shapely_Builder { private static $instance = null; private $pages = array(); private $sidebars = array(); function __construct() { $this->get_all_pages(); // Hooks if ( ! empty( $this->pages ) ) { add_action( 'widgets_init', array( $this, 'register_sidebars' ) ); add_action( 'customize_controls_enqueue_scripts', array( $this, 'enqueue_builder_js' ) ); add_filter( 'sidebars_widgets', array( $this, 'remove_specific_widget' ) ); } } public function get_all_pages() { $args = array( 'post_type' => 'page', 'posts_per_page' => -1, 'meta_query' => array( array( 'key' => '_wp_page_template', 'value' => 'page-templates/template-widget.php', ), ), ); $the_pages = new WP_Query( $args ); if ( $the_pages->have_posts() ) { foreach ( $the_pages->posts as $post ) { $this->pages[ $post->post_name ] = array( 'id' => absint( $post->ID ), 'title' => esc_html( $post->post_title ), ); $this->sidebars[] = 'shapely-' . $post->post_name; } } } public static function get_instance() { if ( is_null( self::$instance ) ) { self::$instance = new self(); } return self::$instance; } public function register_sidebars() { foreach ( $this->pages as $slug => $page ) { register_sidebar( array( 'name' => sprintf( esc_html__( 'Page: %s', 'shapely' ), $page['title'] ), 'id' => 'shapely-' . $slug, 'description' => sprintf( esc_html__( 'This widgets will appear in %s page', 'shapely' ), $page['title'] ), 'before_widget' => '<div id="%1$s" class="widget %2$s">', 'after_widget' => '</div>', 'before_title' => '<h2 class="widget-title">', 'after_title' => '</h2>', ) ); } } public function enqueue_builder_js() { $builder_settings = array( 'siteURL' => esc_url( site_url() ), 'pages' => $this->pages, ); wp_enqueue_script( 'shapely_builder_customizer', get_template_directory_uri() . '/assets/js/customizer-builder.js', array(), '20140317', true ); wp_localize_script( 'shapely_builder_customizer', 'ShapelyBuilder', $builder_settings ); } public function remove_specific_widget( $sidebars_widgets ) { foreach ( $sidebars_widgets as $widget_area => $widget_list ) { if ( ! in_array( $widget_area, $this->sidebars ) && 'sidebar-home' != $widget_area ) { foreach ( $widget_list as $pos => $widget_id ) { if ( strpos( $widget_id, 'shapely-page-content' ) !== false || strpos( $widget_id, 'shapely-page-title' ) !== false ) { unset( $sidebars_widgets[ $widget_area ][ $pos ] ); ; } } } } return $sidebars_widgets; } }