697 lines
23 KiB
PHP
697 lines
23 KiB
PHP
<?php
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/**
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* Block Editor API.
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*
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* @package WordPress
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* @subpackage Editor
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* @since 5.8.0
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*/
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/**
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* Returns the list of default categories for block types.
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*
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* @since 5.8.0
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*
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* @return array[] Array of categories for block types.
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*/
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function get_default_block_categories() {
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return array(
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array(
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'slug' => 'text',
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'title' => _x( 'Text', 'block category' ),
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'icon' => null,
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),
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array(
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'slug' => 'media',
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'title' => _x( 'Media', 'block category' ),
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'icon' => null,
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),
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array(
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'slug' => 'design',
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'title' => _x( 'Design', 'block category' ),
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'icon' => null,
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),
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array(
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'slug' => 'widgets',
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'title' => _x( 'Widgets', 'block category' ),
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'icon' => null,
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),
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array(
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'slug' => 'theme',
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'title' => _x( 'Theme', 'block category' ),
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'icon' => null,
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),
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array(
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'slug' => 'embed',
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'title' => _x( 'Embeds', 'block category' ),
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'icon' => null,
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),
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array(
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'slug' => 'reusable',
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'title' => _x( 'Reusable Blocks', 'block category' ),
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'icon' => null,
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),
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);
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}
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/**
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* Returns all the categories for block types that will be shown in the block editor.
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*
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* @since 5.0.0
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* @since 5.8.0 It is possible to pass the block editor context as param.
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*
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* @param WP_Post|WP_Block_Editor_Context $post_or_block_editor_context The current post object or
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* the block editor context.
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*
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* @return array[] Array of categories for block types.
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*/
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function get_block_categories( $post_or_block_editor_context ) {
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$block_categories = get_default_block_categories();
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$block_editor_context = $post_or_block_editor_context instanceof WP_Post ?
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new WP_Block_Editor_Context(
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array(
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'post' => $post_or_block_editor_context,
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)
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) : $post_or_block_editor_context;
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/**
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* Filters the default array of categories for block types.
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*
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* @since 5.8.0
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*
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* @param array[] $block_categories Array of categories for block types.
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* @param WP_Block_Editor_Context $block_editor_context The current block editor context.
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*/
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$block_categories = apply_filters( 'block_categories_all', $block_categories, $block_editor_context );
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if ( ! empty( $block_editor_context->post ) ) {
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$post = $block_editor_context->post;
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/**
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* Filters the default array of categories for block types.
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*
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* @since 5.0.0
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* @deprecated 5.8.0 Use the {@see 'block_categories_all'} filter instead.
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*
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* @param array[] $block_categories Array of categories for block types.
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* @param WP_Post $post Post being loaded.
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*/
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$block_categories = apply_filters_deprecated( 'block_categories', array( $block_categories, $post ), '5.8.0', 'block_categories_all' );
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}
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return $block_categories;
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}
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/**
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* Gets the list of allowed block types to use in the block editor.
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*
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* @since 5.8.0
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*
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* @param WP_Block_Editor_Context $block_editor_context The current block editor context.
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*
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* @return bool|string[] Array of block type slugs, or boolean to enable/disable all.
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*/
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function get_allowed_block_types( $block_editor_context ) {
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$allowed_block_types = true;
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/**
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* Filters the allowed block types for all editor types.
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*
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* @since 5.8.0
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*
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* @param bool|string[] $allowed_block_types Array of block type slugs, or boolean to enable/disable all.
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* Default true (all registered block types supported).
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* @param WP_Block_Editor_Context $block_editor_context The current block editor context.
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*/
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$allowed_block_types = apply_filters( 'allowed_block_types_all', $allowed_block_types, $block_editor_context );
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if ( ! empty( $block_editor_context->post ) ) {
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$post = $block_editor_context->post;
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/**
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* Filters the allowed block types for the editor.
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*
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* @since 5.0.0
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* @deprecated 5.8.0 Use the {@see 'allowed_block_types_all'} filter instead.
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*
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* @param bool|string[] $allowed_block_types Array of block type slugs, or boolean to enable/disable all.
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* Default true (all registered block types supported)
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* @param WP_Post $post The post resource data.
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*/
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$allowed_block_types = apply_filters_deprecated( 'allowed_block_types', array( $allowed_block_types, $post ), '5.8.0', 'allowed_block_types_all' );
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}
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return $allowed_block_types;
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}
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/**
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* Returns the default block editor settings.
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*
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* @since 5.8.0
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*
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* @return array The default block editor settings.
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*/
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function get_default_block_editor_settings() {
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// Media settings.
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// wp_max_upload_size() can be expensive, so only call it when relevant for the current user.
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$max_upload_size = 0;
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if ( current_user_can( 'upload_files' ) ) {
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$max_upload_size = wp_max_upload_size();
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if ( ! $max_upload_size ) {
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$max_upload_size = 0;
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}
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}
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/** This filter is documented in wp-admin/includes/media.php */
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$image_size_names = apply_filters(
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'image_size_names_choose',
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array(
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'thumbnail' => __( 'Thumbnail' ),
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'medium' => __( 'Medium' ),
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'large' => __( 'Large' ),
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'full' => __( 'Full Size' ),
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)
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);
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$available_image_sizes = array();
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foreach ( $image_size_names as $image_size_slug => $image_size_name ) {
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$available_image_sizes[] = array(
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'slug' => $image_size_slug,
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'name' => $image_size_name,
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);
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}
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$default_size = get_option( 'image_default_size', 'large' );
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$image_default_size = in_array( $default_size, array_keys( $image_size_names ), true ) ? $default_size : 'large';
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$image_dimensions = array();
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$all_sizes = wp_get_registered_image_subsizes();
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foreach ( $available_image_sizes as $size ) {
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$key = $size['slug'];
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if ( isset( $all_sizes[ $key ] ) ) {
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$image_dimensions[ $key ] = $all_sizes[ $key ];
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}
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}
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// These styles are used if the "no theme styles" options is triggered or on
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// themes without their own editor styles.
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$default_editor_styles_file = ABSPATH . WPINC . '/css/dist/block-editor/default-editor-styles.css';
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static $default_editor_styles_file_contents = false;
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if ( ! $default_editor_styles_file_contents && file_exists( $default_editor_styles_file ) ) {
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$default_editor_styles_file_contents = file_get_contents( $default_editor_styles_file );
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}
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$default_editor_styles = array();
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if ( $default_editor_styles_file_contents ) {
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$default_editor_styles = array(
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array( 'css' => $default_editor_styles_file_contents ),
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);
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}
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$editor_settings = array(
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'alignWide' => get_theme_support( 'align-wide' ),
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'allowedBlockTypes' => true,
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'allowedMimeTypes' => get_allowed_mime_types(),
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'defaultEditorStyles' => $default_editor_styles,
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'blockCategories' => get_default_block_categories(),
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'disableCustomColors' => get_theme_support( 'disable-custom-colors' ),
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'disableCustomFontSizes' => get_theme_support( 'disable-custom-font-sizes' ),
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'disableCustomGradients' => get_theme_support( 'disable-custom-gradients' ),
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'disableLayoutStyles' => get_theme_support( 'disable-layout-styles' ),
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'enableCustomLineHeight' => get_theme_support( 'custom-line-height' ),
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'enableCustomSpacing' => get_theme_support( 'custom-spacing' ),
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'enableCustomUnits' => get_theme_support( 'custom-units' ),
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'isRTL' => is_rtl(),
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'imageDefaultSize' => $image_default_size,
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'imageDimensions' => $image_dimensions,
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'imageEditing' => true,
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'imageSizes' => $available_image_sizes,
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'maxUploadFileSize' => $max_upload_size,
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// The following flag is required to enable the new Gallery block format on the mobile apps in 5.9.
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'__unstableGalleryWithImageBlocks' => true,
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);
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// Theme settings.
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$color_palette = current( (array) get_theme_support( 'editor-color-palette' ) );
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if ( false !== $color_palette ) {
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$editor_settings['colors'] = $color_palette;
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}
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$font_sizes = current( (array) get_theme_support( 'editor-font-sizes' ) );
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if ( false !== $font_sizes ) {
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$editor_settings['fontSizes'] = $font_sizes;
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}
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$gradient_presets = current( (array) get_theme_support( 'editor-gradient-presets' ) );
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if ( false !== $gradient_presets ) {
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$editor_settings['gradients'] = $gradient_presets;
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}
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return $editor_settings;
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}
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/**
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* Returns the block editor settings needed to use the Legacy Widget block which
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* is not registered by default.
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*
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* @since 5.8.0
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*
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* @return array Settings to be used with get_block_editor_settings().
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*/
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function get_legacy_widget_block_editor_settings() {
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$editor_settings = array();
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/**
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* Filters the list of widget-type IDs that should **not** be offered by the
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* Legacy Widget block.
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*
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* Returning an empty array will make all widgets available.
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*
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* @since 5.8.0
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*
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* @param string[] $widgets An array of excluded widget-type IDs.
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*/
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$editor_settings['widgetTypesToHideFromLegacyWidgetBlock'] = apply_filters(
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'widget_types_to_hide_from_legacy_widget_block',
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array(
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'pages',
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'calendar',
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'archives',
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'media_audio',
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'media_image',
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'media_gallery',
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'media_video',
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'search',
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'text',
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'categories',
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'recent-posts',
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'recent-comments',
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'rss',
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'tag_cloud',
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'custom_html',
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'block',
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)
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);
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return $editor_settings;
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}
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/**
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* Collect the block editor assets that need to be loaded into the editor's iframe.
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*
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* @since 6.0.0
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* @access private
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*
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* @global string $pagenow The filename of the current screen.
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*
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* @return array {
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* The block editor assets.
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*
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* @type string|false $styles String containing the HTML for styles.
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* @type string|false $scripts String containing the HTML for scripts.
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* }
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*/
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function _wp_get_iframed_editor_assets() {
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global $pagenow;
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$script_handles = array();
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$style_handles = array(
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'wp-block-editor',
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'wp-block-library',
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'wp-edit-blocks',
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);
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if ( current_theme_supports( 'wp-block-styles' ) ) {
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$style_handles[] = 'wp-block-library-theme';
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}
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if ( 'widgets.php' === $pagenow || 'customize.php' === $pagenow ) {
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$style_handles[] = 'wp-widgets';
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$style_handles[] = 'wp-edit-widgets';
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}
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$block_registry = WP_Block_Type_Registry::get_instance();
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foreach ( $block_registry->get_all_registered() as $block_type ) {
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$style_handles = array_merge(
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$style_handles,
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$block_type->style_handles,
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$block_type->editor_style_handles
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);
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$script_handles = array_merge(
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$script_handles,
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$block_type->script_handles
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);
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}
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$style_handles = array_unique( $style_handles );
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$done = wp_styles()->done;
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ob_start();
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// We do not need reset styles for the iframed editor.
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wp_styles()->done = array( 'wp-reset-editor-styles' );
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wp_styles()->do_items( $style_handles );
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wp_styles()->done = $done;
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$styles = ob_get_clean();
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$script_handles = array_unique( $script_handles );
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$done = wp_scripts()->done;
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ob_start();
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wp_scripts()->done = array();
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wp_scripts()->do_items( $script_handles );
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wp_scripts()->done = $done;
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$scripts = ob_get_clean();
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return array(
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'styles' => $styles,
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'scripts' => $scripts,
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);
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}
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/**
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* Returns the contextualized block editor settings for a selected editor context.
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*
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* @since 5.8.0
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*
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* @param array $custom_settings Custom settings to use with the given editor type.
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* @param WP_Block_Editor_Context $block_editor_context The current block editor context.
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*
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* @return array The contextualized block editor settings.
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*/
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function get_block_editor_settings( array $custom_settings, $block_editor_context ) {
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$editor_settings = array_merge(
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get_default_block_editor_settings(),
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array(
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'allowedBlockTypes' => get_allowed_block_types( $block_editor_context ),
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'blockCategories' => get_block_categories( $block_editor_context ),
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),
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$custom_settings
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);
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$global_styles = array();
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$presets = array(
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array(
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'css' => 'variables',
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'__unstableType' => 'presets',
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'isGlobalStyles' => true,
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),
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array(
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'css' => 'presets',
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'__unstableType' => 'presets',
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'isGlobalStyles' => true,
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),
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);
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foreach ( $presets as $preset_style ) {
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$actual_css = wp_get_global_stylesheet( array( $preset_style['css'] ) );
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if ( '' !== $actual_css ) {
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$preset_style['css'] = $actual_css;
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$global_styles[] = $preset_style;
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}
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}
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if ( WP_Theme_JSON_Resolver::theme_has_support() ) {
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$block_classes = array(
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'css' => 'styles',
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'__unstableType' => 'theme',
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'isGlobalStyles' => true,
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);
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$actual_css = wp_get_global_stylesheet( array( $block_classes['css'] ) );
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if ( '' !== $actual_css ) {
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$block_classes['css'] = $actual_css;
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$global_styles[] = $block_classes;
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}
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} else {
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// If there is no `theme.json` file, ensure base layout styles are still available.
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$block_classes = array(
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'css' => 'base-layout-styles',
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'__unstableType' => 'base-layout',
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'isGlobalStyles' => true,
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);
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$actual_css = wp_get_global_stylesheet( array( $block_classes['css'] ) );
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if ( '' !== $actual_css ) {
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$block_classes['css'] = $actual_css;
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$global_styles[] = $block_classes;
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}
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}
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$editor_settings['styles'] = array_merge( $global_styles, get_block_editor_theme_styles() );
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$editor_settings['__experimentalFeatures'] = wp_get_global_settings();
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// These settings may need to be updated based on data coming from theme.json sources.
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if ( isset( $editor_settings['__experimentalFeatures']['color']['palette'] ) ) {
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$colors_by_origin = $editor_settings['__experimentalFeatures']['color']['palette'];
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$editor_settings['colors'] = isset( $colors_by_origin['custom'] ) ?
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$colors_by_origin['custom'] : (
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isset( $colors_by_origin['theme'] ) ?
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$colors_by_origin['theme'] :
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$colors_by_origin['default']
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);
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}
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if ( isset( $editor_settings['__experimentalFeatures']['color']['gradients'] ) ) {
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$gradients_by_origin = $editor_settings['__experimentalFeatures']['color']['gradients'];
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$editor_settings['gradients'] = isset( $gradients_by_origin['custom'] ) ?
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$gradients_by_origin['custom'] : (
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isset( $gradients_by_origin['theme'] ) ?
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$gradients_by_origin['theme'] :
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$gradients_by_origin['default']
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);
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}
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if ( isset( $editor_settings['__experimentalFeatures']['typography']['fontSizes'] ) ) {
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$font_sizes_by_origin = $editor_settings['__experimentalFeatures']['typography']['fontSizes'];
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$editor_settings['fontSizes'] = isset( $font_sizes_by_origin['custom'] ) ?
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$font_sizes_by_origin['custom'] : (
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isset( $font_sizes_by_origin['theme'] ) ?
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$font_sizes_by_origin['theme'] :
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$font_sizes_by_origin['default']
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);
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}
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if ( isset( $editor_settings['__experimentalFeatures']['color']['custom'] ) ) {
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$editor_settings['disableCustomColors'] = ! $editor_settings['__experimentalFeatures']['color']['custom'];
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unset( $editor_settings['__experimentalFeatures']['color']['custom'] );
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}
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if ( isset( $editor_settings['__experimentalFeatures']['color']['customGradient'] ) ) {
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$editor_settings['disableCustomGradients'] = ! $editor_settings['__experimentalFeatures']['color']['customGradient'];
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unset( $editor_settings['__experimentalFeatures']['color']['customGradient'] );
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}
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if ( isset( $editor_settings['__experimentalFeatures']['typography']['customFontSize'] ) ) {
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$editor_settings['disableCustomFontSizes'] = ! $editor_settings['__experimentalFeatures']['typography']['customFontSize'];
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unset( $editor_settings['__experimentalFeatures']['typography']['customFontSize'] );
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}
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if ( isset( $editor_settings['__experimentalFeatures']['typography']['lineHeight'] ) ) {
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$editor_settings['enableCustomLineHeight'] = $editor_settings['__experimentalFeatures']['typography']['lineHeight'];
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unset( $editor_settings['__experimentalFeatures']['typography']['lineHeight'] );
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}
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if ( isset( $editor_settings['__experimentalFeatures']['spacing']['units'] ) ) {
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$editor_settings['enableCustomUnits'] = $editor_settings['__experimentalFeatures']['spacing']['units'];
|
|
unset( $editor_settings['__experimentalFeatures']['spacing']['units'] );
|
|
}
|
|
if ( isset( $editor_settings['__experimentalFeatures']['spacing']['padding'] ) ) {
|
|
$editor_settings['enableCustomSpacing'] = $editor_settings['__experimentalFeatures']['spacing']['padding'];
|
|
unset( $editor_settings['__experimentalFeatures']['spacing']['padding'] );
|
|
}
|
|
if ( isset( $editor_settings['__experimentalFeatures']['spacing']['customSpacingSize'] ) ) {
|
|
$editor_settings['disableCustomSpacingSizes'] = ! $editor_settings['__experimentalFeatures']['spacing']['customSpacingSize'];
|
|
unset( $editor_settings['__experimentalFeatures']['spacing']['customSpacingSize'] );
|
|
}
|
|
|
|
if ( isset( $editor_settings['__experimentalFeatures']['spacing']['spacingSizes'] ) ) {
|
|
$spacing_sizes_by_origin = $editor_settings['__experimentalFeatures']['spacing']['spacingSizes'];
|
|
$editor_settings['spacingSizes'] = isset( $spacing_sizes_by_origin['custom'] ) ?
|
|
$spacing_sizes_by_origin['custom'] : (
|
|
isset( $spacing_sizes_by_origin['theme'] ) ?
|
|
$spacing_sizes_by_origin['theme'] :
|
|
$spacing_sizes_by_origin['default']
|
|
);
|
|
}
|
|
|
|
$editor_settings['__unstableResolvedAssets'] = _wp_get_iframed_editor_assets();
|
|
$editor_settings['localAutosaveInterval'] = 15;
|
|
$editor_settings['disableLayoutStyles'] = current_theme_supports( 'disable-layout-styles' );
|
|
$editor_settings['__experimentalDiscussionSettings'] = array(
|
|
'commentOrder' => get_option( 'comment_order' ),
|
|
'commentsPerPage' => get_option( 'comments_per_page' ),
|
|
'defaultCommentsPage' => get_option( 'default_comments_page' ),
|
|
'pageComments' => get_option( 'page_comments' ),
|
|
'threadComments' => get_option( 'thread_comments' ),
|
|
'threadCommentsDepth' => get_option( 'thread_comments_depth' ),
|
|
'defaultCommentStatus' => get_option( 'default_comment_status' ),
|
|
'avatarURL' => get_avatar_url(
|
|
'',
|
|
array(
|
|
'size' => 96,
|
|
'force_default' => true,
|
|
'default' => get_option( 'avatar_default' ),
|
|
)
|
|
),
|
|
);
|
|
|
|
/**
|
|
* Filters the settings to pass to the block editor for all editor type.
|
|
*
|
|
* @since 5.8.0
|
|
*
|
|
* @param array $editor_settings Default editor settings.
|
|
* @param WP_Block_Editor_Context $block_editor_context The current block editor context.
|
|
*/
|
|
$editor_settings = apply_filters( 'block_editor_settings_all', $editor_settings, $block_editor_context );
|
|
|
|
if ( ! empty( $block_editor_context->post ) ) {
|
|
$post = $block_editor_context->post;
|
|
|
|
/**
|
|
* Filters the settings to pass to the block editor.
|
|
*
|
|
* @since 5.0.0
|
|
* @deprecated 5.8.0 Use the {@see 'block_editor_settings_all'} filter instead.
|
|
*
|
|
* @param array $editor_settings Default editor settings.
|
|
* @param WP_Post $post Post being edited.
|
|
*/
|
|
$editor_settings = apply_filters_deprecated( 'block_editor_settings', array( $editor_settings, $post ), '5.8.0', 'block_editor_settings_all' );
|
|
}
|
|
|
|
return $editor_settings;
|
|
}
|
|
|
|
/**
|
|
* Preloads common data used with the block editor by specifying an array of
|
|
* REST API paths that will be preloaded for a given block editor context.
|
|
*
|
|
* @since 5.8.0
|
|
*
|
|
* @global WP_Post $post Global post object.
|
|
* @global WP_Scripts $wp_scripts The WP_Scripts object for printing scripts.
|
|
* @global WP_Styles $wp_styles The WP_Styles object for printing styles.
|
|
*
|
|
* @param string[] $preload_paths List of paths to preload.
|
|
* @param WP_Block_Editor_Context $block_editor_context The current block editor context.
|
|
*/
|
|
function block_editor_rest_api_preload( array $preload_paths, $block_editor_context ) {
|
|
global $post, $wp_scripts, $wp_styles;
|
|
|
|
/**
|
|
* Filters the array of REST API paths that will be used to preloaded common data for the block editor.
|
|
*
|
|
* @since 5.8.0
|
|
*
|
|
* @param string[] $preload_paths Array of paths to preload.
|
|
* @param WP_Block_Editor_Context $block_editor_context The current block editor context.
|
|
*/
|
|
$preload_paths = apply_filters( 'block_editor_rest_api_preload_paths', $preload_paths, $block_editor_context );
|
|
|
|
if ( ! empty( $block_editor_context->post ) ) {
|
|
$selected_post = $block_editor_context->post;
|
|
|
|
/**
|
|
* Filters the array of paths that will be preloaded.
|
|
*
|
|
* Preload common data by specifying an array of REST API paths that will be preloaded.
|
|
*
|
|
* @since 5.0.0
|
|
* @deprecated 5.8.0 Use the {@see 'block_editor_rest_api_preload_paths'} filter instead.
|
|
*
|
|
* @param string[] $preload_paths Array of paths to preload.
|
|
* @param WP_Post $selected_post Post being edited.
|
|
*/
|
|
$preload_paths = apply_filters_deprecated( 'block_editor_preload_paths', array( $preload_paths, $selected_post ), '5.8.0', 'block_editor_rest_api_preload_paths' );
|
|
}
|
|
|
|
if ( empty( $preload_paths ) ) {
|
|
return;
|
|
}
|
|
|
|
/*
|
|
* Ensure the global $post, $wp_scripts, and $wp_styles remain the same after
|
|
* API data is preloaded.
|
|
* Because API preloading can call the_content and other filters, plugins
|
|
* can unexpectedly modify the global $post or enqueue assets which are not
|
|
* intended for the block editor.
|
|
*/
|
|
$backup_global_post = ! empty( $post ) ? clone $post : $post;
|
|
$backup_wp_scripts = ! empty( $wp_scripts ) ? clone $wp_scripts : $wp_scripts;
|
|
$backup_wp_styles = ! empty( $wp_styles ) ? clone $wp_styles : $wp_styles;
|
|
|
|
foreach ( $preload_paths as &$path ) {
|
|
if ( is_string( $path ) && ! str_starts_with( $path, '/' ) ) {
|
|
$path = '/' . $path;
|
|
continue;
|
|
}
|
|
|
|
if ( is_array( $path ) && is_string( $path[0] ) && ! str_starts_with( $path[0], '/' ) ) {
|
|
$path[0] = '/' . $path[0];
|
|
}
|
|
}
|
|
|
|
unset( $path );
|
|
|
|
$preload_data = array_reduce(
|
|
$preload_paths,
|
|
'rest_preload_api_request',
|
|
array()
|
|
);
|
|
|
|
// Restore the global $post, $wp_scripts, and $wp_styles as they were before API preloading.
|
|
$post = $backup_global_post;
|
|
$wp_scripts = $backup_wp_scripts;
|
|
$wp_styles = $backup_wp_styles;
|
|
|
|
wp_add_inline_script(
|
|
'wp-api-fetch',
|
|
sprintf(
|
|
'wp.apiFetch.use( wp.apiFetch.createPreloadingMiddleware( %s ) );',
|
|
wp_json_encode( $preload_data )
|
|
),
|
|
'after'
|
|
);
|
|
}
|
|
|
|
/**
|
|
* Creates an array of theme styles to load into the block editor.
|
|
*
|
|
* @since 5.8.0
|
|
*
|
|
* @global array $editor_styles
|
|
*
|
|
* @return array An array of theme styles for the block editor.
|
|
*/
|
|
function get_block_editor_theme_styles() {
|
|
global $editor_styles;
|
|
|
|
$styles = array();
|
|
|
|
if ( $editor_styles && current_theme_supports( 'editor-styles' ) ) {
|
|
foreach ( $editor_styles as $style ) {
|
|
if ( preg_match( '~^(https?:)?//~', $style ) ) {
|
|
$response = wp_remote_get( $style );
|
|
if ( ! is_wp_error( $response ) ) {
|
|
$styles[] = array(
|
|
'css' => wp_remote_retrieve_body( $response ),
|
|
'__unstableType' => 'theme',
|
|
'isGlobalStyles' => false,
|
|
);
|
|
}
|
|
} else {
|
|
$file = get_theme_file_path( $style );
|
|
if ( is_file( $file ) ) {
|
|
$styles[] = array(
|
|
'css' => file_get_contents( $file ),
|
|
'baseURL' => get_theme_file_uri( $style ),
|
|
'__unstableType' => 'theme',
|
|
'isGlobalStyles' => false,
|
|
);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
return $styles;
|
|
}
|