467 lines
16 KiB
PHP
467 lines
16 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 The hook transitioned to support also screens that don't contain the $post instance.
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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|array 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, defaulting to `true`
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* (all registered block types supported).
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*
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*
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* @since 5.8.0
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*
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* @param bool|array $allowed_block_types Array of block type slugs, or
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* boolean to enable/disable all.
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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, defaulting to true (all
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* block types supported).
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*
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* @since 5.0.0
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* @deprecated 5.8.0 The hook transitioned to support also screens that don't contain $post instance.
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*
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* @param bool|array $allowed_block_types Array of block type slugs, or
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* boolean to enable/disable all.
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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 $allowed_block_types;
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}
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/**
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* Returns the default block editor settings.
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*
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* @since 5.8.0
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*
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* @return array The default block editor settings.
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*/
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function get_default_block_editor_settings() {
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// Media settings.
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$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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/** 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[ $key ];
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}
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}
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$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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'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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'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' => $max_upload_size,
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);
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// Theme settings.
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$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 array $widgets An array of excluded widget-type IDs.
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*/
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$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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* Returns the contextualized block editor settings 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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$theme_json = WP_Theme_JSON_Resolver::get_merged_data( $editor_settings );
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if ( WP_Theme_JSON_Resolver::theme_has_support() ) {
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$editor_settings['styles'][] = array(
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'css' => $theme_json->get_stylesheet( 'block_styles' ),
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'__unstableType' => 'globalStyles',
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);
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$editor_settings['styles'][] = array(
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'css' => $theme_json->get_stylesheet( 'css_variables' ),
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'__experimentalNoWrapper' => true,
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'__unstableType' => 'globalStyles',
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);
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}
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$editor_settings['__experimentalFeatures'] = $theme_json->get_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( $settings['__experimentalFeatures']['color']['palette'] ) ) {
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$colors_by_origin = $settings['__experimentalFeatures']['color']['palette'];
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$settings['colors'] = isset( $colors_by_origin['user'] ) ?
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$colors_by_origin['user'] : (
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isset( $colors_by_origin['theme'] ) ?
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$colors_by_origin['theme'] :
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$colors_by_origin['core']
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);
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}
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if ( isset( $settings['__experimentalFeatures']['color']['gradients'] ) ) {
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$gradients_by_origin = $settings['__experimentalFeatures']['color']['gradients'];
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$settings['gradients'] = isset( $gradients_by_origin['user'] ) ?
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$gradients_by_origin['user'] : (
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isset( $gradients_by_origin['theme'] ) ?
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$gradients_by_origin['theme'] :
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$gradients_by_origin['core']
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);
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}
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if ( isset( $settings['__experimentalFeatures']['typography']['fontSizes'] ) ) {
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$font_sizes_by_origin = $settings['__experimentalFeatures']['typography']['fontSizes'];
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$settings['fontSizes'] = isset( $font_sizes_by_origin['user'] ) ?
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$font_sizes_by_origin['user'] : (
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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['core']
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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( $editor_settings['__experimentalFeatures']['typography']['customLineHeight'] ) ) {
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$editor_settings['enableCustomLineHeight'] = $editor_settings['__experimentalFeatures']['typography']['customLineHeight'];
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unset( $editor_settings['__experimentalFeatures']['typography']['customLineHeight'] );
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}
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if ( isset( $editor_settings['__experimentalFeatures']['spacing']['units'] ) ) {
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if ( ! is_array( $editor_settings['__experimentalFeatures']['spacing']['units'] ) ) {
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$editor_settings['enableCustomUnits'] = false;
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} else {
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$editor_settings['enableCustomUnits'] = count( $editor_settings['__experimentalFeatures']['spacing']['units'] ) > 0;
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}
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unset( $editor_settings['__experimentalFeatures']['spacing']['units'] );
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}
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if ( isset( $editor_settings['__experimentalFeatures']['spacing']['customPadding'] ) ) {
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$editor_settings['enableCustomSpacing'] = $editor_settings['__experimentalFeatures']['spacing']['customPadding'];
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unset( $editor_settings['__experimentalFeatures']['spacing']['customPadding'] );
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}
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/**
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* Filters the settings to pass to the block editor for all editor type.
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*
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* @since 5.8.0
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*
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* @param array $editor_settings Default editor settings.
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* @param WP_Block_Editor_Context $block_editor_context The current block editor context.
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*/
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$editor_settings = apply_filters( 'block_editor_settings_all', $editor_settings, $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 settings to pass to the block editor.
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*
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* @since 5.0.0
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* @deprecated 5.8.0 The hook transitioned to support also screens that don't contain $post instance.
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*
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* @param array $editor_settings Default editor settings.
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* @param WP_Post $post Post being edited.
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*/
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$editor_settings = apply_filters_deprecated( 'block_editor_settings', array( $editor_settings, $post ), '5.8.0', 'block_editor_settings_all' );
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}
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return $editor_settings;
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}
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/**
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* Preloads common data used with the block editor by specifying an array of
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* REST API paths that will be preloaded for a given block editor context.
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*
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* @since 5.8.0
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*
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* @global WP_Post $post Global post object.
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*
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* @param array $preload_paths List of paths to preload.
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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 void
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*/
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function block_editor_rest_api_preload( array $preload_paths, $block_editor_context ) {
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global $post;
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/**
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* Filters the array of REST API paths that will be used to preloaded common data
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* to use with the block editor.
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*
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* @since 5.8.0
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*
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* @param string[] $preload_paths Array of paths to preload.
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*/
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$preload_paths = apply_filters( 'block_editor_rest_api_preload_paths', $preload_paths, $block_editor_context );
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if ( ! empty( $block_editor_context->post ) ) {
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$selected_post = $block_editor_context->post;
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/**
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* Preload common data by specifying an array of REST API paths that will be preloaded.
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*
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* Filters the array of paths that will be preloaded.
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*
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* @since 5.0.0
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* @deprecated 5.8.0 The hook transitioned to support also screens that don't contain $post instance.
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*
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* @param string[] $preload_paths Array of paths to preload.
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* @param WP_Post $selected_post Post being edited.
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*/
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$preload_paths = apply_filters_deprecated( 'block_editor_preload_paths', array( $preload_paths, $selected_post ), '5.8.0', 'block_editor_rest_api_preload_paths' );
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}
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if ( empty( $preload_paths ) ) {
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return;
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}
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/*
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* Ensure the global $post remains the same after API data is preloaded.
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* Because API preloading can call the_content and other filters, plugins
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* can unexpectedly modify $post.
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*/
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$backup_global_post = ! empty( $post ) ? clone $post : $post;
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$preload_data = array_reduce(
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$preload_paths,
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'rest_preload_api_request',
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array()
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);
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// Restore the global $post as it was before API preloading.
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$post = $backup_global_post;
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wp_add_inline_script(
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'wp-api-fetch',
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sprintf(
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'wp.apiFetch.use( wp.apiFetch.createPreloadingMiddleware( %s ) );',
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wp_json_encode( $preload_data )
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),
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'after'
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);
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}
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