671 lines
22 KiB
PHP
671 lines
22 KiB
PHP
<?php
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if ( ! defined( 'ABSPATH' ) ) {
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exit; // Exit if accessed directly
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}
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class ET_GB_Block_Layout {
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/**
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* @var ET_GB_Block_Layout
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*/
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private static $_instance;
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private $block_name = 'divi/layout';
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function __construct() {
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if ( ! et_core_is_gutenberg_active() ) {
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return;
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}
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$this->register_block();
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$this->register_hooks();
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}
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/**
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* Get class instance
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*
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* @since 4.1.0
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*
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* @return object class instance
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*/
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public static function instance() {
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if ( null === self::$_instance ) {
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self::$_instance = new self();
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}
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return self::$_instance;
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}
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/**
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* Register block
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*
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* @since 4.1.0
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*/
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public function register_block() {
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register_block_type(
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$this->block_name,
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array(
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'attributes' => array(
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'layoutContent' => array(
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'type' => 'string',
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),
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),
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)
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);
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}
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/**
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* Register hooks
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*
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* @since 4.1.0
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*/
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public function register_hooks() {
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// Admin screen
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add_action( 'admin_init', array( $this, 'register_portability_on_builder_page' ) );
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// Block preview inside gutenberg
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add_action( 'template_include', array( $this, 'register_preview_template' ) );
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add_action( 'wp_enqueue_scripts', array( $this, 'enqueue_block_preview_styles_scripts' ), 15 );
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add_action( 'wp_footer', array( $this, 'enqueue_block_preview_footer_styles_scripts' ) );
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add_action( 'pre_get_posts', array( $this, 'modify_layout_content_condition' ), 20 );
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add_filter( 'body_class', array( $this, 'add_body_classnames' ) );
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add_filter( 'et_pb_section_data_attributes', array( $this, 'add_section_boxshadow_attributes' ), 10, 3 );
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add_filter( 'the_content', array( $this, 'modify_layout_content_output' ), 1 );
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add_filter( 'get_post_metadata', array( $this, 'modify_layout_content_builder_meta' ), 10, 4 );
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add_filter( 'et_fb_load_raw_post_content', array( $this, 'modify_layout_content_visual_builder_raw_post_content' ) );
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add_filter( 'et_builder_render_layout', array( $this, 'modify_theme_builder_body_layout' ), 7 );
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// Block rendering on frontend
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add_filter( 'render_block', array( $this, 'render_block' ), 100, 2 );
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add_filter( 'get_the_excerpt', array( $this, 'get_the_post_excerpt' ) );
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}
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/**
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* Check if current request is Divi Layout preview for block request. Layout block preview page
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* is only valid for logged in user with edit_posts cap with query string for activating block
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* layout preview and its nonce to verify it.
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*
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* Initially, is_singular() check existed but reusable block at `wp_block` CPT and any other CPT
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* that has no frontend due to its post type registration sets `public` attribute to `false`
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* renders layout block preview at non singular page makes is_singular() check need to be dropped
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*
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* @since 4.1.0
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*
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* @return bool
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*/
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public static function is_layout_block_preview() {
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return isset( $_GET['et_block_layout_preview'] ) && et_core_security_check(
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'edit_posts',
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'et_block_layout_preview',
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'et_block_layout_preview_nonce',
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'_GET',
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false
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);
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}
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/**
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* Check if current builder shortcode rendering is done inside layout block
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*
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* @since 4.1.0
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*
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* @return bool
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*/
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public static function is_layout_block() {
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global $et_is_layout_block;
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// Ensure the returned value is bool
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return $et_is_layout_block ? true : false;
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}
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/**
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* Register portability which is needed to import premade and saved Layout via Divi Library;
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* Portability is intentionally disabled on builder page by `et_builder_should_load_framework()`
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* nevertheless excluding GB there doesn't work because it is being too early before any
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* GB check is hooked. Thus Register another portability for GB + builder page
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*
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* @since 4.1.0
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*/
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public function register_portability_on_builder_page() {
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global $pagenow;
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// No permission, can't load library UI in the first place
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if ( ! et_pb_is_allowed( 'divi_library' ) ) {
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return;
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}
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// Exit if current page is not saved edit page
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$is_edit_page = 'post.php' === $pagenow && isset( $_GET['post'] );
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if ( ! $is_edit_page ) {
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return;
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}
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$post_id = intval( $_GET['post'] );
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// Exit if current page doesn't use Gutenberg
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if ( ! use_block_editor_for_post_type( get_post_type( $post_id ) ) ) {
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return;
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}
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// Exit if current page doesn't use builder
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if ( ! et_pb_is_pagebuilder_used( $post_id ) ) {
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return;
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}
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// Register portability
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et_core_portability_register(
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'et_builder',
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array(
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'name' => esc_html__( 'Divi Builder Layout', 'et_builder' ),
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'type' => 'post',
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'view' => true,
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)
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);
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}
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/**
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* Filter rendered blocks on FE.
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*
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* @since 4.1.0
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* @since 4.10.0 Filter core/post-excerpt rendered output.
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*
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* @param string $block_content Saved & serialized block data.
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* @param array $block Block info.
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*/
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public function render_block( $block_content, $block ) {
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// Core - Post Excerpt block.
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if ( 'core/post-excerpt' === $block['blockName'] ) {
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return $this->get_rendered_post_excerpt( $block_content, true );
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}
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// Divi - Layout block.
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if ( 'divi/layout' === $block['blockName'] ) {
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global $et_is_layout_block;
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// Set flag.
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$et_is_layout_block = true;
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// Render block content's shortcode. Block content actually can be rendered without this
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// method and only depending to WordPress' `do_shortcode` hooked into `the_content`. However
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// layout block need to set global for detecting that shortcode is rendered inside layout
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// block hence the early shortcode rendering between global variables.
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$block_content = do_shortcode( $block_content );
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// Reset flag.
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$et_is_layout_block = false;
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return $block_content;
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}
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return $block_content;
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}
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/**
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* Filter post excerpt of REST API request.
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*
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* @since 4.9.10
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* @since 4.10.0 Only filter post excerpt rendered from REST API request. This API request
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* is being used by Block Editor.
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*
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* @param string $post_excerpt Current post excerpt rendered.
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*
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* @return string Modified post excerpt.
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*/
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public function get_the_post_excerpt( $post_excerpt ) {
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// Bail early if current request is not REST API request.
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if ( ! defined( 'REST_REQUEST' ) || ! REST_REQUEST ) {
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return $post_excerpt;
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}
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return $this->get_rendered_post_excerpt( $post_excerpt );
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}
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/**
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* Get rendered post excerpt built with builder. Always return rendered $post_excerpt
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* because it's already wrapped with Post Excerpt block wrapper.
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*
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* @since 4.10.0
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*
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* @param string $post_excerpt Current rendered post excerpt.
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* @param boolean $is_wrapped Whether the post excerpt is wrapped or not.
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*
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* @return string Old or new rendered post excerpt.
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*/
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public function get_rendered_post_excerpt( $post_excerpt, $is_wrapped = false ) {
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// Bail early if no global post. Need to get the post here due to some issues with
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// 3rd party plugins regarding missing 2nd arg on the `get_the_excerpt` filter.
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$post = get_post();
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if ( empty( $post ) ) {
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return $post_excerpt;
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}
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if ( ! empty( $post->post_excerpt ) ) {
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return $post_excerpt;
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}
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// Bail early if Builder framework is not loaded. There are some cases where 3rd
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// party plugins run scan without visiting theme functions file.
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if ( ! function_exists( 'et_builder_load_framework' ) ) {
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return $post_excerpt;
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}
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if ( ! et_pb_is_pagebuilder_used( $post->ID ) ) {
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return $post_excerpt;
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}
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static $et_rendered_post_excerpt = array();
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// Bail early if current post is already processed.
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if ( isset( $et_rendered_post_excerpt[ $post->ID ] ) ) {
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return $et_rendered_post_excerpt[ $post->ID ];
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}
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// 1. Ensure all the ET shortcode are registered.
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if ( ! did_action( 'et_builder_ready' ) ) {
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// When the `get_the_excerpt` filter is called by Query Loop block on the FE,
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// the `ET_Builder_Element` class is loaded properly but no ET shortcode is
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// registered yet. In this case, we can call `et_builder_init_global_settings`
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// & `et_builder_add_main_elements` methods directly. However, this class is not
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// loaded on the Block Editor, so we have to load all related files manually
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// before we can call those methods to register the shortcode.
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if ( ! class_exists( 'ET_Builder_Element' ) ) {
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require_once ET_BUILDER_DIR . 'class-et-builder-value.php';
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require_once ET_BUILDER_DIR . 'class-et-builder-element.php';
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require_once ET_BUILDER_DIR . 'ab-testing.php';
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}
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et_builder_init_global_settings();
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et_builder_add_main_elements();
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et_builder_settings_init();
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}
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// 2. Generate Builder post excerpt.
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// WordPress post excerpt length comes from `excerpt_length` filter. And, it's
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// words based length, not characters based length.
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$excerpt_length = apply_filters( 'excerpt_length', 55 );
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$new_post_excerpt = et_core_intentionally_unescaped( wpautop( et_delete_post_first_video( truncate_post( $excerpt_length, false, $post, true, true ) ) ), 'html' );
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// 3. Ensure to return the block wrapper if the $post_excerpt is already wrapped.
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if ( $is_wrapped ) {
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$wrapper = '/(<p class="wp-block-post-excerpt__excerpt">)(.*?)(<a|<\/p>)/';
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$new_post_excerpt = wp_strip_all_tags( $new_post_excerpt );
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$new_post_excerpt = preg_replace( $wrapper, "$1{$new_post_excerpt}$3", $post_excerpt );
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}
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$et_rendered_post_excerpt[ $post->ID ] = $new_post_excerpt;
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return $new_post_excerpt;
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}
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/**
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* Overwrite template path if current request is Divi Layout block preview
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*
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* @since 4.1.0
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*
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* @return string
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*/
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public function register_preview_template( $template ) {
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if ( self::is_layout_block_preview() ) {
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// disable admin bar
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show_admin_bar( false );
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// Use layout block specific template for render layout block preview (headerless
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// and footerless templates). BFB template was initialy used for this for DRY reason
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// but its #page-container-bfb causing styling issues
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return ET_BUILDER_DIR . 'templates/block-layout-preview.php';
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}
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// return original template
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return $template;
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}
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/**
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* Get Theme Builder's template settings of current (layout block preview) page
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*
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* @since 4.3.4
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*
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* @return array
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*/
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public static function get_preview_tb_template() {
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// Identify current request, and get applicable TB template for current page
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$request = ET_Theme_Builder_Request::from_current();
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$templates = et_theme_builder_get_theme_builder_templates( true );
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$settings = et_theme_builder_get_flat_template_settings_options();
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$tb_template = $request->get_template( $templates, $settings );
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// Define template properties as variables for readability
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$template_id = et_()->array_get( $tb_template, 'id', 0 );
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$layout_id = et_()->array_get( $tb_template, 'layouts.body.id', 0 );
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$layout_enabled = et_()->array_get( $tb_template, 'layouts.body.enabled', false );
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$layout_override = et_()->array_get( $tb_template, 'layouts.body.override', false );
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$has_layout = $layout_id && $layout_enabled && $layout_override;
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return array(
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'layout_id' => $layout_id,
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'layout_enabled' => $layout_enabled,
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'template_id' => $template_id,
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'has_layout' => $has_layout,
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);
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}
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/**
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* Early scripts and styles queue for Layout Block Preview page
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* Need to queue early because `et-builder-modules-script` uses localize scripts on this method
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*
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* @since 4.4.1 Compatibility fixes for WP 5.4
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* @since 4.1.0
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*/
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public function enqueue_block_preview_styles_scripts() {
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if ( ! self::is_layout_block_preview() ) {
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return;
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}
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if ( et_fb_enabled() ) {
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return;
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}
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// Enqueue frame helper if it hasn't been queued
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if ( ! wp_script_is( 'et-frame-helpers', 'enqueued' ) ) {
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wp_enqueue_script(
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'et-frame-helpers',
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ET_BUILDER_URI . '/frontend-builder/build/frame-helpers.js',
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array(),
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ET_BUILDER_VERSION
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);
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}
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wp_localize_script(
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et_get_combined_script_handle(),
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'ETBlockLayoutModulesScript',
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array(
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// blockId is dash separated alphanumeric uuid value
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'blockId' => sanitize_title( et_()->array_get( $_POST, 'et_editor_block_id', 0 ) ),
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// Make layout shortcode available for ajax pagination request by outputting it
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// as JS params so the pagination ajax request can have identical page on next
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// request. Thus any custom script has no business being here: as long as the same
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// module shortcode exist on next page it should be okay. Hence, kses em all
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// regardless user capability to reduce security concern
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'layoutContent' => wp_kses_post( et_()->array_get( $_POST, 'et_layout_block_layout_content', '' ) ),
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)
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);
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}
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/**
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* Late scripts and styles queue for Layout Block Preview page
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* Need to queue late because localize script needs to populate settings from rendered modules
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*
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* @since 4.4.1 Renamed into `enqueue_block_preview_footer_styles_scripts`. Localize script
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* value which is used by `et-builder-modules-script` is queued on earlier hook
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* @since 4.1.0
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*/
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public function enqueue_block_preview_footer_styles_scripts() {
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if ( ! self::is_layout_block_preview() ) {
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return;
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}
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// Frontend preview adjustment should only be called on layout block preview frame
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// and shouldn't be called on layout block builder
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if ( ! et_fb_enabled() ) {
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wp_enqueue_script(
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'et-block-layout-preview',
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ET_BUILDER_URI . '/scripts/block-layout-frontend-preview.js',
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array( 'jquery' ),
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ET_BUILDER_PRODUCT_VERSION
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);
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}
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wp_localize_script(
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'et-block-layout-preview',
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'ETBlockLayoutPreview',
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array(
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// blockId is dash separated alphanumeric uuid value
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'blockId' => sanitize_title( et_()->array_get( $_POST, 'et_editor_block_id', 0 ) ),
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// Exposed module settings for layout block preview for making nescessary adjustments
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'assistiveSettings' => ET_Builder_Element::get_layout_block_assistive_settings(),
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// Exposed Divi breakpoint minimum widths
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'breakpointMinWidths' => et_pb_responsive_options()->get_breakpoint_min_widths(),
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// Divi style mode
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'styleModes' => array(
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'desktop',
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'tablet',
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'phone',
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'hover',
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),
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)
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);
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// Disabled link modal, originally added for classic builder preview
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wp_enqueue_style(
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'et-block-layout-preview-style',
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ET_BUILDER_URI . '/styles/preview-layout-block.css',
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array(),
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ET_BUILDER_VERSION
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);
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}
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/**
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* Add builder classname on body class if layout block exist on the page
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*
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* @since 4.1.0
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*
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* @param array classname
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*
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* @return array modified classname
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*/
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public function add_body_classnames( $classes ) {
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if ( self::is_layout_block_preview() ) {
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$classes[] = 'et-db';
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$classes[] = 'et-block-layout-preview';
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}
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return $classes;
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}
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/**
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* Add box shadow's highest offset value if box shadow is used on section so block preview area
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* can adjust its padding to make section's box shadow previewable on block preview
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*
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* @since 4.1.0
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*
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* @return array
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*/
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public function add_section_boxshadow_attributes( $attributes, $props, $render_count ) {
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$box_shadow_style = et_()->array_get( $props, 'box_shadow_style', '' );
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// Only apply on layout block and box shadow is set
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if ( ! self::is_layout_block_preview() || '' === $box_shadow_style || 'none' === $box_shadow_style ) {
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return $attributes;
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}
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// List of box shadow attribute that might affect how tall the box shadow is
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$spread = et_()->array_get( $props, 'box_shadow_spread', '' );
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$blur = et_()->array_get( $props, 'box_shadow_blur', '' );
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$vertical = et_()->array_get( $props, 'box_shadow_vertical', '' );
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$values = array(
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'spread' => absint( $spread ),
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'blur' => absint( $blur ),
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'vertical' => absint( $vertical ),
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);
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// Sort attributes; there's no way to safely convert all unit (em, rem, etc) into one
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// specific unit accurately, so this assumes that all values are in px
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asort( $values );
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// Point to the last array
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end( $values );
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// Get last array keys
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$highest_attribute_key = key( $values );
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|
|
// Add attribute with higest value into DOM data-* attribute so it can be referenced
|
|
$attributes['box-shadow-offset'] = et_()->array_get( $props, 'box_shadow_' . $highest_attribute_key, '' );
|
|
|
|
return $attributes;
|
|
}
|
|
|
|
/**
|
|
* Modify layout content condition. Preview template should consider itself is_single = true
|
|
*
|
|
* @since 4.1.0
|
|
* @since 4.4.1 don't overwrite `p` and `post_type` query vars if homepage displays static page
|
|
*
|
|
* @param object
|
|
*/
|
|
public function modify_layout_content_condition( $query ) {
|
|
if ( $query->is_main_query() && self::is_layout_block_preview() ) {
|
|
// Set to `false` to avoid home specific classname and attribute being printed. This is
|
|
// specifically needed on CPT which is not publicly queryable / doesn't have frontend
|
|
// page such as reusable block's `wp_block` CPT
|
|
$query->is_home = false;
|
|
|
|
// Set to `true` so `#et-boc` wrapper is correctly added
|
|
$query->is_single = true;
|
|
$query->is_singular = true;
|
|
|
|
// Query name doesn't exist while post_id is passed via query string means current
|
|
// layout block preview is rendered on CPT that doesn't publicly queryable / doesn't
|
|
// have registered frontend page such `wp_block`. Manually set post id and post type
|
|
// to avoid current query fetches ALL posts on `post` post type. However, bail if
|
|
// current page has page_id. This means the current page, most likely homepage URL when
|
|
// it has `name` query like this, renders static page on its homepage URL (defined at
|
|
// dashboard > settings > your homepage display). Not doing this will cause current
|
|
// homepage has incorrect post type and id which leads to 404 preview page which
|
|
// will prevent the preview page from being rendered
|
|
if ( ! isset( $query->query['name'] ) && 0 === $query->get( 'page_id' ) ) {
|
|
if ( isset( $_GET['et_post_id'] ) ) {
|
|
$query->set( 'p', intval( $_GET['et_post_id'] ) );
|
|
}
|
|
|
|
if ( isset( $_GET['et_post_type'] ) ) {
|
|
$query->set( 'post_type', sanitize_text_field( $_GET['et_post_type'] ) );
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Modify layout content content output based on layout shortcode layout sent over POST for
|
|
* previewing layout block on gutenberg editor
|
|
*
|
|
* @since 4.1.0
|
|
*
|
|
* @param string $content post's content
|
|
*
|
|
* @return string
|
|
*/
|
|
public function modify_layout_content_output( $content ) {
|
|
if ( self::is_layout_block_preview() && is_main_query() ) {
|
|
$content = et_()->array_get( $_POST, 'et_layout_block_layout_content', '' );
|
|
|
|
// If user don't have posting unfiltered html capability, strip scripts
|
|
if ( ! current_user_can( 'unfiltered_html' ) ) {
|
|
$content = wp_kses_post( $content );
|
|
}
|
|
|
|
return wp_unslash( $content );
|
|
}
|
|
|
|
return $content;
|
|
}
|
|
|
|
/**
|
|
* Modify post meta for enabling builder status and disabling static css if current request is
|
|
* layout block preview
|
|
*
|
|
* @since 4.1.0
|
|
*
|
|
* @param null $value
|
|
* @param int $object_id
|
|
* @param string $meta_key
|
|
* @param bool $single
|
|
*
|
|
* @return mixed
|
|
*/
|
|
public function modify_layout_content_builder_meta( $value, $object_id, $meta_key, $single ) {
|
|
// Force enable builder on layout block preview page request
|
|
if ( '_et_pb_use_builder' === $meta_key && self::is_layout_block_preview() ) {
|
|
return 'on';
|
|
}
|
|
|
|
// Force disable static CSS on layout block preview page request so static CSS doesn't cache
|
|
// incorrect stylesheet and break layout block styling
|
|
if ( '_et_pb_static_css_file' === $meta_key && self::is_layout_block_preview() ) {
|
|
return 'off';
|
|
}
|
|
|
|
return $value;
|
|
}
|
|
|
|
/**
|
|
* Modify raw post content for visual builder for layout content edit screen
|
|
*
|
|
* @since 4.1.0
|
|
*
|
|
* @param string $post_content
|
|
*
|
|
* @return string modified post content
|
|
*/
|
|
public function modify_layout_content_visual_builder_raw_post_content( $post_content ) {
|
|
if ( self::is_layout_block_preview() ) {
|
|
// Explicitly set post_id value based on query string because layout block's edit
|
|
// window of CPT that has no frontend page such as reusable block's `wp_block` CPT
|
|
// might use other / last post loop for rendering visual builder structure since its
|
|
// own post data isn't publicly queryable
|
|
$post_id = intval( et_()->array_get( $_GET, 'et_post_id', get_the_ID() ) );
|
|
$block_id = sanitize_title( et_()->array_get( $_GET, 'blockId' ) );
|
|
|
|
$key = "_et_block_layout_preview_{$block_id}";
|
|
$post_content = wp_unslash( get_post_meta( $post_id, $key, true ) );
|
|
}
|
|
|
|
return $post_content;
|
|
}
|
|
|
|
/**
|
|
* Modify Theme Builder body layout that is used on layout block preview
|
|
*
|
|
* @since 4.3.4
|
|
*
|
|
* @param string $content
|
|
*
|
|
* @return string
|
|
*/
|
|
public function modify_theme_builder_body_layout( $content ) {
|
|
// Skip if current request isn't layout block preview
|
|
if ( ! self::is_layout_block_preview() ) {
|
|
return $content;
|
|
}
|
|
|
|
// Get `et_pb_post_content` shortcode inside layout by pulling regex and matching it.
|
|
// `et_pb_post_content` has to exist, otherwise `the_content()` won't be rendered; Return
|
|
// plain `et_pb_post_content` shortcode if current layout doesn't have any
|
|
$post_content_regex = get_shortcode_regex( et_theme_builder_get_post_content_modules() );
|
|
|
|
preg_match_all( "/$post_content_regex/", $content, $post_content_module, PREG_SET_ORDER );
|
|
|
|
$post_content_shortcode = et_()->array_get(
|
|
$post_content_module,
|
|
'0.0',
|
|
'[et_pb_post_content][/et_pb_post_content]'
|
|
);
|
|
|
|
// Return `et_pb_post_content` wrapped by section > row > column which has no unwanted
|
|
// styling. TB body layout might have any module imaginable while in context of layout block
|
|
// preview, only `et_pb_post_content` matters because its typography setting can override
|
|
// default typography styling
|
|
return '[et_pb_section admin_label="section" custom_padding="0px|0px|0px|0px"]
|
|
[et_pb_row admin_label="row" custom_padding="0px|0px|0px|0px" custom_margin="0px|0px|0px|0px" width="100%"]
|
|
[et_pb_column type="4_4"]' . $post_content_shortcode . '[/et_pb_column]
|
|
[/et_pb_row]
|
|
[/et_pb_section]';
|
|
}
|
|
}
|
|
|
|
// Initialize ET_GB_Block_Layout
|
|
ET_GB_Block_Layout::instance();
|