From a415c29efee45520ae252d2aa28f1083a521cd7b Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Wed, 17 Apr 2024 09:56:49 +0200 Subject: Adding upstream version 6.4.3+dfsg1. Signed-off-by: Daniel Baumann --- wp-includes/block-editor.php | 848 +++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 848 insertions(+) create mode 100644 wp-includes/block-editor.php (limited to 'wp-includes/block-editor.php') diff --git a/wp-includes/block-editor.php b/wp-includes/block-editor.php new file mode 100644 index 0000000..e04b012 --- /dev/null +++ b/wp-includes/block-editor.php @@ -0,0 +1,848 @@ + 'text', + 'title' => _x( 'Text', 'block category' ), + 'icon' => null, + ), + array( + 'slug' => 'media', + 'title' => _x( 'Media', 'block category' ), + 'icon' => null, + ), + array( + 'slug' => 'design', + 'title' => _x( 'Design', 'block category' ), + 'icon' => null, + ), + array( + 'slug' => 'widgets', + 'title' => _x( 'Widgets', 'block category' ), + 'icon' => null, + ), + array( + 'slug' => 'theme', + 'title' => _x( 'Theme', 'block category' ), + 'icon' => null, + ), + array( + 'slug' => 'embed', + 'title' => _x( 'Embeds', 'block category' ), + 'icon' => null, + ), + array( + 'slug' => 'reusable', + 'title' => _x( 'Patterns', 'block category' ), + 'icon' => null, + ), + ); +} + +/** + * Returns all the categories for block types that will be shown in the block editor. + * + * @since 5.0.0 + * @since 5.8.0 It is possible to pass the block editor context as param. + * + * @param WP_Post|WP_Block_Editor_Context $post_or_block_editor_context The current post object or + * the block editor context. + * + * @return array[] Array of categories for block types. + */ +function get_block_categories( $post_or_block_editor_context ) { + $block_categories = get_default_block_categories(); + $block_editor_context = $post_or_block_editor_context instanceof WP_Post ? + new WP_Block_Editor_Context( + array( + 'post' => $post_or_block_editor_context, + ) + ) : $post_or_block_editor_context; + + /** + * Filters the default array of categories for block types. + * + * @since 5.8.0 + * + * @param array[] $block_categories Array of categories for block types. + * @param WP_Block_Editor_Context $block_editor_context The current block editor context. + */ + $block_categories = apply_filters( 'block_categories_all', $block_categories, $block_editor_context ); + + if ( ! empty( $block_editor_context->post ) ) { + $post = $block_editor_context->post; + + /** + * Filters the default array of categories for block types. + * + * @since 5.0.0 + * @deprecated 5.8.0 Use the {@see 'block_categories_all'} filter instead. + * + * @param array[] $block_categories Array of categories for block types. + * @param WP_Post $post Post being loaded. + */ + $block_categories = apply_filters_deprecated( 'block_categories', array( $block_categories, $post ), '5.8.0', 'block_categories_all' ); + } + + return $block_categories; +} + +/** + * Gets the list of allowed block types to use in the block editor. + * + * @since 5.8.0 + * + * @param WP_Block_Editor_Context $block_editor_context The current block editor context. + * + * @return bool|string[] Array of block type slugs, or boolean to enable/disable all. + */ +function get_allowed_block_types( $block_editor_context ) { + $allowed_block_types = true; + + /** + * Filters the allowed block types for all editor types. + * + * @since 5.8.0 + * + * @param bool|string[] $allowed_block_types Array of block type slugs, or boolean to enable/disable all. + * Default true (all registered block types supported). + * @param WP_Block_Editor_Context $block_editor_context The current block editor context. + */ + $allowed_block_types = apply_filters( 'allowed_block_types_all', $allowed_block_types, $block_editor_context ); + + if ( ! empty( $block_editor_context->post ) ) { + $post = $block_editor_context->post; + + /** + * Filters the allowed block types for the editor. + * + * @since 5.0.0 + * @deprecated 5.8.0 Use the {@see 'allowed_block_types_all'} filter instead. + * + * @param bool|string[] $allowed_block_types Array of block type slugs, or boolean to enable/disable all. + * Default true (all registered block types supported) + * @param WP_Post $post The post resource data. + */ + $allowed_block_types = apply_filters_deprecated( 'allowed_block_types', array( $allowed_block_types, $post ), '5.8.0', 'allowed_block_types_all' ); + } + + return $allowed_block_types; +} + +/** + * Returns the default block editor settings. + * + * @since 5.8.0 + * + * @return array The default block editor settings. + */ +function get_default_block_editor_settings() { + // Media settings. + + // wp_max_upload_size() can be expensive, so only call it when relevant for the current user. + $max_upload_size = 0; + if ( current_user_can( 'upload_files' ) ) { + $max_upload_size = wp_max_upload_size(); + if ( ! $max_upload_size ) { + $max_upload_size = 0; + } + } + + /** This filter is documented in wp-admin/includes/media.php */ + $image_size_names = apply_filters( + 'image_size_names_choose', + array( + 'thumbnail' => __( 'Thumbnail' ), + 'medium' => __( 'Medium' ), + 'large' => __( 'Large' ), + 'full' => __( 'Full Size' ), + ) + ); + + $available_image_sizes = array(); + foreach ( $image_size_names as $image_size_slug => $image_size_name ) { + $available_image_sizes[] = array( + 'slug' => $image_size_slug, + 'name' => $image_size_name, + ); + } + + $default_size = get_option( 'image_default_size', 'large' ); + $image_default_size = in_array( $default_size, array_keys( $image_size_names ), true ) ? $default_size : 'large'; + + $image_dimensions = array(); + $all_sizes = wp_get_registered_image_subsizes(); + foreach ( $available_image_sizes as $size ) { + $key = $size['slug']; + if ( isset( $all_sizes[ $key ] ) ) { + $image_dimensions[ $key ] = $all_sizes[ $key ]; + } + } + + // These styles are used if the "no theme styles" options is triggered or on + // themes without their own editor styles. + $default_editor_styles_file = ABSPATH . WPINC . '/css/dist/block-editor/default-editor-styles.css'; + + static $default_editor_styles_file_contents = false; + if ( ! $default_editor_styles_file_contents && file_exists( $default_editor_styles_file ) ) { + $default_editor_styles_file_contents = file_get_contents( $default_editor_styles_file ); + } + + $default_editor_styles = array(); + if ( $default_editor_styles_file_contents ) { + $default_editor_styles = array( + array( 'css' => $default_editor_styles_file_contents ), + ); + } + + $editor_settings = array( + 'alignWide' => get_theme_support( 'align-wide' ), + 'allowedBlockTypes' => true, + 'allowedMimeTypes' => get_allowed_mime_types(), + 'defaultEditorStyles' => $default_editor_styles, + 'blockCategories' => get_default_block_categories(), + 'isRTL' => is_rtl(), + 'imageDefaultSize' => $image_default_size, + 'imageDimensions' => $image_dimensions, + 'imageEditing' => true, + 'imageSizes' => $available_image_sizes, + 'maxUploadFileSize' => $max_upload_size, + // The following flag is required to enable the new Gallery block format on the mobile apps in 5.9. + '__unstableGalleryWithImageBlocks' => true, + ); + + $theme_settings = get_classic_theme_supports_block_editor_settings(); + foreach ( $theme_settings as $key => $value ) { + $editor_settings[ $key ] = $value; + } + + return $editor_settings; +} + +/** + * Returns the block editor settings needed to use the Legacy Widget block which + * is not registered by default. + * + * @since 5.8.0 + * + * @return array Settings to be used with get_block_editor_settings(). + */ +function get_legacy_widget_block_editor_settings() { + $editor_settings = array(); + + /** + * Filters the list of widget-type IDs that should **not** be offered by the + * Legacy Widget block. + * + * Returning an empty array will make all widgets available. + * + * @since 5.8.0 + * + * @param string[] $widgets An array of excluded widget-type IDs. + */ + $editor_settings['widgetTypesToHideFromLegacyWidgetBlock'] = apply_filters( + 'widget_types_to_hide_from_legacy_widget_block', + array( + 'pages', + 'calendar', + 'archives', + 'media_audio', + 'media_image', + 'media_gallery', + 'media_video', + 'search', + 'text', + 'categories', + 'recent-posts', + 'recent-comments', + 'rss', + 'tag_cloud', + 'custom_html', + 'block', + ) + ); + + return $editor_settings; +} + +/** + * Collect the block editor assets that need to be loaded into the editor's iframe. + * + * @since 6.0.0 + * @access private + * + * @global WP_Styles $wp_styles The WP_Styles current instance. + * @global WP_Scripts $wp_scripts The WP_Scripts current instance. + * + * @return array { + * The block editor assets. + * + * @type string|false $styles String containing the HTML for styles. + * @type string|false $scripts String containing the HTML for scripts. + * } + */ +function _wp_get_iframed_editor_assets() { + global $wp_styles, $wp_scripts; + + // Keep track of the styles and scripts instance to restore later. + $current_wp_styles = $wp_styles; + $current_wp_scripts = $wp_scripts; + + // Create new instances to collect the assets. + $wp_styles = new WP_Styles(); + $wp_scripts = new WP_Scripts(); + + /* + * Register all currently registered styles and scripts. The actions that + * follow enqueue assets, but don't necessarily register them. + */ + $wp_styles->registered = $current_wp_styles->registered; + $wp_scripts->registered = $current_wp_scripts->registered; + + /* + * We generally do not need reset styles for the iframed editor. + * However, if it's a classic theme, margins will be added to every block, + * which is reset specifically for list items, so classic themes rely on + * these reset styles. + */ + $wp_styles->done = + wp_theme_has_theme_json() ? array( 'wp-reset-editor-styles' ) : array(); + + wp_enqueue_script( 'wp-polyfill' ); + // Enqueue the `editorStyle` handles for all core block, and dependencies. + wp_enqueue_style( 'wp-edit-blocks' ); + + if ( current_theme_supports( 'wp-block-styles' ) ) { + wp_enqueue_style( 'wp-block-library-theme' ); + } + + /* + * We don't want to load EDITOR scripts in the iframe, only enqueue + * front-end assets for the content. + */ + add_filter( 'should_load_block_editor_scripts_and_styles', '__return_false' ); + do_action( 'enqueue_block_assets' ); + remove_filter( 'should_load_block_editor_scripts_and_styles', '__return_false' ); + + $block_registry = WP_Block_Type_Registry::get_instance(); + + /* + * Additionally, do enqueue `editorStyle` assets for all blocks, which + * contains editor-only styling for blocks (editor content). + */ + foreach ( $block_registry->get_all_registered() as $block_type ) { + if ( isset( $block_type->editor_style_handles ) && is_array( $block_type->editor_style_handles ) ) { + foreach ( $block_type->editor_style_handles as $style_handle ) { + wp_enqueue_style( $style_handle ); + } + } + } + + /** + * Remove the deprecated `print_emoji_styles` handler. + * It avoids breaking style generation with a deprecation message. + */ + $has_emoji_styles = has_action( 'wp_print_styles', 'print_emoji_styles' ); + if ( $has_emoji_styles ) { + remove_action( 'wp_print_styles', 'print_emoji_styles' ); + } + + ob_start(); + wp_print_styles(); + wp_print_font_faces(); + $styles = ob_get_clean(); + + if ( $has_emoji_styles ) { + add_action( 'wp_print_styles', 'print_emoji_styles' ); + } + + ob_start(); + wp_print_head_scripts(); + wp_print_footer_scripts(); + $scripts = ob_get_clean(); + + // Restore the original instances. + $wp_styles = $current_wp_styles; + $wp_scripts = $current_wp_scripts; + + return array( + 'styles' => $styles, + 'scripts' => $scripts, + ); +} + +/** + * Finds the first occurrence of a specific block in an array of blocks. + * + * @since 6.3.0 + * + * @param array $blocks Array of blocks. + * @param string $block_name Name of the block to find. + * @return array Found block, or empty array if none found. + */ +function wp_get_first_block( $blocks, $block_name ) { + foreach ( $blocks as $block ) { + if ( $block_name === $block['blockName'] ) { + return $block; + } + if ( ! empty( $block['innerBlocks'] ) ) { + $found_block = wp_get_first_block( $block['innerBlocks'], $block_name ); + + if ( ! empty( $found_block ) ) { + return $found_block; + } + } + } + + return array(); +} + +/** + * Retrieves Post Content block attributes from the current post template. + * + * @since 6.3.0 + * @since 6.4.0 Return null if there is no post content block. + * @access private + * + * @global int $post_ID + * + * @return array|null Post Content block attributes array or null if Post Content block doesn't exist. + */ +function wp_get_post_content_block_attributes() { + global $post_ID; + + $is_block_theme = wp_is_block_theme(); + + if ( ! $is_block_theme || ! $post_ID ) { + return null; + } + + $template_slug = get_page_template_slug( $post_ID ); + + if ( ! $template_slug ) { + $post_slug = 'singular'; + $page_slug = 'singular'; + $template_types = get_block_templates(); + + foreach ( $template_types as $template_type ) { + if ( 'page' === $template_type->slug ) { + $page_slug = 'page'; + } + if ( 'single' === $template_type->slug ) { + $post_slug = 'single'; + } + } + + $what_post_type = get_post_type( $post_ID ); + switch ( $what_post_type ) { + case 'page': + $template_slug = $page_slug; + break; + default: + $template_slug = $post_slug; + break; + } + } + + $current_template = get_block_templates( array( 'slug__in' => array( $template_slug ) ) ); + + if ( ! empty( $current_template ) ) { + $template_blocks = parse_blocks( $current_template[0]->content ); + $post_content_block = wp_get_first_block( $template_blocks, 'core/post-content' ); + + if ( isset( $post_content_block['attrs'] ) ) { + return $post_content_block['attrs']; + } + } + + return null; +} + +/** + * Returns the contextualized block editor settings for a selected editor context. + * + * @since 5.8.0 + * + * @param array $custom_settings Custom settings to use with the given editor type. + * @param WP_Block_Editor_Context $block_editor_context The current block editor context. + * + * @return array The contextualized block editor settings. + */ +function get_block_editor_settings( array $custom_settings, $block_editor_context ) { + $editor_settings = array_merge( + get_default_block_editor_settings(), + array( + 'allowedBlockTypes' => get_allowed_block_types( $block_editor_context ), + 'blockCategories' => get_block_categories( $block_editor_context ), + ), + $custom_settings + ); + + $global_styles = array(); + $presets = array( + array( + 'css' => 'variables', + '__unstableType' => 'presets', + 'isGlobalStyles' => true, + ), + array( + 'css' => 'presets', + '__unstableType' => 'presets', + 'isGlobalStyles' => true, + ), + ); + foreach ( $presets as $preset_style ) { + $actual_css = wp_get_global_stylesheet( array( $preset_style['css'] ) ); + if ( '' !== $actual_css ) { + $preset_style['css'] = $actual_css; + $global_styles[] = $preset_style; + } + } + + if ( wp_theme_has_theme_json() ) { + $block_classes = array( + 'css' => 'styles', + '__unstableType' => 'theme', + 'isGlobalStyles' => true, + ); + $actual_css = wp_get_global_stylesheet( array( $block_classes['css'] ) ); + if ( '' !== $actual_css ) { + $block_classes['css'] = $actual_css; + $global_styles[] = $block_classes; + } + + /* + * Add the custom CSS as a separate stylesheet so any invalid CSS + * entered by users does not break other global styles. + */ + $global_styles[] = array( + 'css' => wp_get_global_styles_custom_css(), + '__unstableType' => 'user', + 'isGlobalStyles' => true, + ); + } else { + // If there is no `theme.json` file, ensure base layout styles are still available. + $block_classes = array( + 'css' => 'base-layout-styles', + '__unstableType' => 'base-layout', + 'isGlobalStyles' => true, + ); + $actual_css = wp_get_global_stylesheet( array( $block_classes['css'] ) ); + if ( '' !== $actual_css ) { + $block_classes['css'] = $actual_css; + $global_styles[] = $block_classes; + } + } + + $editor_settings['styles'] = array_merge( $global_styles, get_block_editor_theme_styles() ); + + $editor_settings['__experimentalFeatures'] = wp_get_global_settings(); + // These settings may need to be updated based on data coming from theme.json sources. + if ( isset( $editor_settings['__experimentalFeatures']['color']['palette'] ) ) { + $colors_by_origin = $editor_settings['__experimentalFeatures']['color']['palette']; + $editor_settings['colors'] = isset( $colors_by_origin['custom'] ) ? + $colors_by_origin['custom'] : ( + isset( $colors_by_origin['theme'] ) ? + $colors_by_origin['theme'] : + $colors_by_origin['default'] + ); + } + if ( isset( $editor_settings['__experimentalFeatures']['color']['gradients'] ) ) { + $gradients_by_origin = $editor_settings['__experimentalFeatures']['color']['gradients']; + $editor_settings['gradients'] = isset( $gradients_by_origin['custom'] ) ? + $gradients_by_origin['custom'] : ( + isset( $gradients_by_origin['theme'] ) ? + $gradients_by_origin['theme'] : + $gradients_by_origin['default'] + ); + } + if ( isset( $editor_settings['__experimentalFeatures']['typography']['fontSizes'] ) ) { + $font_sizes_by_origin = $editor_settings['__experimentalFeatures']['typography']['fontSizes']; + $editor_settings['fontSizes'] = isset( $font_sizes_by_origin['custom'] ) ? + $font_sizes_by_origin['custom'] : ( + isset( $font_sizes_by_origin['theme'] ) ? + $font_sizes_by_origin['theme'] : + $font_sizes_by_origin['default'] + ); + } + if ( isset( $editor_settings['__experimentalFeatures']['color']['custom'] ) ) { + $editor_settings['disableCustomColors'] = ! $editor_settings['__experimentalFeatures']['color']['custom']; + unset( $editor_settings['__experimentalFeatures']['color']['custom'] ); + } + if ( isset( $editor_settings['__experimentalFeatures']['color']['customGradient'] ) ) { + $editor_settings['disableCustomGradients'] = ! $editor_settings['__experimentalFeatures']['color']['customGradient']; + unset( $editor_settings['__experimentalFeatures']['color']['customGradient'] ); + } + if ( isset( $editor_settings['__experimentalFeatures']['typography']['customFontSize'] ) ) { + $editor_settings['disableCustomFontSizes'] = ! $editor_settings['__experimentalFeatures']['typography']['customFontSize']; + unset( $editor_settings['__experimentalFeatures']['typography']['customFontSize'] ); + } + if ( isset( $editor_settings['__experimentalFeatures']['typography']['lineHeight'] ) ) { + $editor_settings['enableCustomLineHeight'] = $editor_settings['__experimentalFeatures']['typography']['lineHeight']; + unset( $editor_settings['__experimentalFeatures']['typography']['lineHeight'] ); + } + if ( isset( $editor_settings['__experimentalFeatures']['spacing']['units'] ) ) { + $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['__unstableIsBlockBasedTheme'] = wp_is_block_theme(); + $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' ), + ) + ), + ); + + $post_content_block_attributes = wp_get_post_content_block_attributes(); + + if ( isset( $post_content_block_attributes ) ) { + $editor_settings['postContentAttributes'] = $post_content_block_attributes; + } + + /** + * 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|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|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|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; +} + +/** + * Returns the classic theme supports settings for block editor. + * + * @since 6.2.0 + * + * @return array The classic theme supports settings. + */ +function get_classic_theme_supports_block_editor_settings() { + $theme_settings = array( + 'disableCustomColors' => get_theme_support( 'disable-custom-colors' ), + 'disableCustomFontSizes' => get_theme_support( 'disable-custom-font-sizes' ), + 'disableCustomGradients' => get_theme_support( 'disable-custom-gradients' ), + 'disableLayoutStyles' => get_theme_support( 'disable-layout-styles' ), + 'enableCustomLineHeight' => get_theme_support( 'custom-line-height' ), + 'enableCustomSpacing' => get_theme_support( 'custom-spacing' ), + 'enableCustomUnits' => get_theme_support( 'custom-units' ), + ); + + // Theme settings. + $color_palette = current( (array) get_theme_support( 'editor-color-palette' ) ); + if ( false !== $color_palette ) { + $theme_settings['colors'] = $color_palette; + } + + $font_sizes = current( (array) get_theme_support( 'editor-font-sizes' ) ); + if ( false !== $font_sizes ) { + $theme_settings['fontSizes'] = $font_sizes; + } + + $gradient_presets = current( (array) get_theme_support( 'editor-gradient-presets' ) ); + if ( false !== $gradient_presets ) { + $theme_settings['gradients'] = $gradient_presets; + } + + return $theme_settings; +} -- cgit v1.2.3