register_hooks(); } /** * Get class instance. * * @since 4.14.5 * * @return ET_GB_Block_Post_Excerpt Class instance. */ public static function instance() { if ( null === self::$_instance ) { self::$_instance = new self(); } return self::$_instance; } /** * Register hooks * * @since 4.14.5 */ public function register_hooks() { add_filter( 'render_block_core/post-excerpt', array( $this, 'render_block' ), 10, 2 ); add_filter( 'get_the_excerpt', array( $this, 'get_the_post_excerpt' ) ); } /** * Filter rendered Core - Post Excerpt block on FE. * * @since 4.14.5 * * @param string $block_content Saved & serialized block data. * @param array $parsed_block Block info. * * @return string Modified block post excerpt. */ public function render_block( $block_content, $parsed_block ) { $attributes = ! empty( $parsed_block['attrs'] ) ? $parsed_block['attrs'] : array(); return $this->get_rendered_post_excerpt( $block_content, true, $attributes ); } /** * Filter post excerpt of REST API request. * * Only filter post excerpt rendered from REST API request. This API request is being * used by Block Editor. * * @since 4.14.5 * * @param string $post_excerpt Current post excerpt rendered. * * @return string Modified post excerpt. */ public function get_the_post_excerpt( $post_excerpt ) { // Bail early if current request is not REST API request. if ( ! defined( 'REST_REQUEST' ) || ! REST_REQUEST ) { return $post_excerpt; } return $this->get_rendered_post_excerpt( $post_excerpt ); } /** * Get rendered post excerpt built with builder. Always return rendered $block_excerpt * because it's already wrapped with Post Excerpt block wrapper. * * @since 4.14.5 * * @param string $block_excerpt Current rendered post excerpt. * @param boolean $is_wrapped Whether the post excerpt is wrapped or not. * @param array $attributes Block attributes values. * * @return string Old or new rendered post excerpt. */ public function get_rendered_post_excerpt( $block_excerpt, $is_wrapped = false, $attributes = array() ) { // Bail early if no global post. Need to get the post here due to some issues with // 3rd party plugins regarding missing 2nd arg on the `get_the_excerpt` filter. $post_id = ! empty( $attributes['postId'] ) ? (int) $attributes['postId'] : 0; $post = $post_id ? get_post( $post_id ) : get_post(); if ( empty( $post ) ) { return $block_excerpt; } if ( ! empty( $post->post_excerpt ) ) { return $block_excerpt; } // Bail early if Builder framework is not loaded. There are some cases where 3rd // party plugins run scan without visiting theme functions file. if ( ! function_exists( 'et_builder_load_framework' ) ) { return $block_excerpt; } if ( ! et_pb_is_pagebuilder_used( $post->ID ) ) { return $block_excerpt; } static $et_rendered_post_excerpt = array(); // Bail early if current post is already processed. if ( isset( $et_rendered_post_excerpt[ $post->ID ] ) ) { return $et_rendered_post_excerpt[ $post->ID ]; } // 1. Ensure all the ET shortcode are registered. if ( ! did_action( 'et_builder_ready' ) ) { // When the `get_the_excerpt` filter is called by Query Loop block on the FE, // the `ET_Builder_Element` class is loaded properly but no ET shortcode is // registered yet. In this case, we can call `et_builder_init_global_settings` // & `et_builder_add_main_elements` methods directly. However, this class is not // loaded on the Block Editor, so we have to load all related files manually // before we can call those methods to register the shortcode. if ( ! class_exists( 'ET_Builder_Element' ) ) { require_once ET_BUILDER_DIR . 'class-et-builder-value.php'; require_once ET_BUILDER_DIR . 'class-et-builder-element.php'; require_once ET_BUILDER_DIR . 'ab-testing.php'; } et_builder_init_global_settings(); et_builder_add_main_elements(); et_builder_settings_init(); } // 2. Generate Builder post excerpt. // WordPress post excerpt length comes from `excerpt_length` filter. And, it's // words based length, not characters based length. $excerpt_length = apply_filters( 'excerpt_length', 55 ); $new_post_excerpt = et_core_intentionally_unescaped( wpautop( et_delete_post_first_video( truncate_post( $excerpt_length, false, $post, true, true ) ) ), 'html' ); // 3. Ensure to return the block wrapper if the $block_excerpt is already wrapped. if ( $is_wrapped && ! empty( $new_post_excerpt ) ) { $new_post_excerpt = wp_strip_all_tags( $new_post_excerpt ); // If generated block excerpt is not empty, we just need to replace the excerpt // text with the new one. Otherwise, we have to rebuilt the block excerpt. if ( ! empty( $block_excerpt ) ) { $wrapper = '/(

)(.*?)()/'; $new_post_excerpt = preg_replace( $wrapper, "$1{$new_post_excerpt}$3", $block_excerpt ); } else { // 3.a. More Text. $more_text = ! empty( $attributes['moreText'] ) ? '' . esc_html( $attributes['moreText'] ) . '' : ''; // 3.b. Text Align Class. $classes = ! empty( $attributes['textAlign'] ) ? 'has-text-align-' . esc_attr( $attributes['textAlign'] ) : ''; $wrapper_attrs = get_block_wrapper_attributes( array( 'class' => $classes ) ); // 3.c. Post Excerpt Content. $content = '

' . $new_post_excerpt; $show_more_on_new_line = et_()->array_get( $attributes, 'showMoreOnNewLine', true ); if ( $show_more_on_new_line && ! empty( $more_text ) ) { $content .= '

' . $more_text . '

'; } else { $content .= $more_text . '

'; } $new_post_excerpt = sprintf( '
%2$s
', $wrapper_attrs, $content ); } } $et_rendered_post_excerpt[ $post->ID ] = $new_post_excerpt; return $new_post_excerpt; } } // Initialize ET_GB_Block_Post_Excerpt. ET_GB_Block_Post_Excerpt::instance();