add( 'wp-tinymce', includes_url( 'js/tinymce/' ) . 'wp-tinymce.js', array(), $tinymce_version ); } else { $scripts->add( 'wp-tinymce-root', includes_url( 'js/tinymce/' ) . "tinymce$dev_suffix.js", array(), $tinymce_version ); $scripts->add( 'wp-tinymce', includes_url( 'js/tinymce/' ) . "plugins/compat3x/plugin$dev_suffix.js", array( 'wp-tinymce-root' ), $tinymce_version ); } $scripts->add( 'wp-tinymce-lists', includes_url( "js/tinymce/plugins/lists/plugin$suffix.js" ), array( 'wp-tinymce' ), $tinymce_version ); } /** * Registers all the WordPress vendor scripts that are in the standardized * `js/dist/vendor/` location. * * For the order of `$scripts->add` see `wp_default_scripts`. * * @since 5.0.0 * * @global WP_Locale $wp_locale WordPress date and time locale object. * * @param WP_Scripts $scripts WP_Scripts object. */ function wp_default_packages_vendor( $scripts ) { global $wp_locale; $suffix = wp_scripts_get_suffix(); $vendor_scripts = array( 'react', 'react-dom' => array( 'react' ), 'react-jsx-runtime' => array( 'react' ), 'regenerator-runtime', 'moment', 'lodash', 'wp-polyfill-fetch', 'wp-polyfill-formdata', 'wp-polyfill-node-contains', 'wp-polyfill-url', 'wp-polyfill-dom-rect', 'wp-polyfill-element-closest', 'wp-polyfill-object-fit', 'wp-polyfill-inert', 'wp-polyfill', ); $vendor_scripts_versions = array( 'react' => '18.3.1.1', // Final .1 due to switch to UMD build, can be removed in the next update. 'react-dom' => '18.3.1.1', // Final .1 due to switch to UMD build, can be removed in the next update. 'react-jsx-runtime' => '18.3.1', 'regenerator-runtime' => '0.14.1', 'moment' => '2.30.1', 'lodash' => '4.17.21', 'wp-polyfill-fetch' => '3.6.20', 'wp-polyfill-formdata' => '4.0.10', 'wp-polyfill-node-contains' => '4.8.0', 'wp-polyfill-url' => '3.6.4', 'wp-polyfill-dom-rect' => '4.8.0', 'wp-polyfill-element-closest' => '3.0.2', 'wp-polyfill-object-fit' => '2.3.5', 'wp-polyfill-inert' => '3.1.3', 'wp-polyfill' => '3.15.0', ); foreach ( $vendor_scripts as $handle => $dependencies ) { if ( is_string( $dependencies ) ) { $handle = $dependencies; $dependencies = array(); } $path = "/wp-includes/js/dist/vendor/$handle$suffix.js"; $version = $vendor_scripts_versions[ $handle ]; $scripts->add( $handle, $path, $dependencies, $version, 1 ); } did_action( 'init' ) && $scripts->add_inline_script( 'lodash', 'window.lodash = _.noConflict();' ); did_action( 'init' ) && $scripts->add_inline_script( 'moment', sprintf( "moment.updateLocale( '%s', %s );", esc_js( get_user_locale() ), wp_json_encode( array( 'months' => array_values( $wp_locale->month ), 'monthsShort' => array_values( $wp_locale->month_abbrev ), 'weekdays' => array_values( $wp_locale->weekday ), 'weekdaysShort' => array_values( $wp_locale->weekday_abbrev ), 'week' => array( 'dow' => (int) get_option( 'start_of_week', 0 ), ), 'longDateFormat' => array( 'LT' => get_option( 'time_format', __( 'g:i a' ) ), 'LTS' => null, 'L' => null, 'LL' => get_option( 'date_format', __( 'F j, Y' ) ), 'LLL' => __( 'F j, Y g:i a' ), 'LLLL' => null, ), ), JSON_HEX_TAG | JSON_UNESCAPED_SLASHES ) ), 'after' ); } /** * Returns contents of an inline script used in appending polyfill scripts for * browsers which fail the provided tests. The provided array is a mapping from * a condition to verify feature support to its polyfill script handle. * * @since 5.0.0 * * @param WP_Scripts $scripts WP_Scripts object. * @param string[] $tests Features to detect. * @return string Conditional polyfill inline script. */ function wp_get_script_polyfill( $scripts, $tests ) { $polyfill = ''; foreach ( $tests as $test => $handle ) { if ( ! array_key_exists( $handle, $scripts->registered ) ) { continue; } $src = $scripts->registered[ $handle ]->src; $ver = $scripts->registered[ $handle ]->ver; if ( ! preg_match( '|^(https?:)?//|', $src ) && ! ( $scripts->content_url && str_starts_with( $src, $scripts->content_url ) ) ) { $src = $scripts->base_url . $src; } if ( ! empty( $ver ) ) { $src = add_query_arg( 'ver', $ver, $src ); } /** This filter is documented in wp-includes/class-wp-scripts.php */ $src = esc_url( apply_filters( 'script_loader_src', $src, $handle ) ); if ( ! $src ) { continue; } $polyfill .= ( // Test presence of feature... '( ' . $test . ' ) || ' . /* * ...appending polyfill on any failures. Cautious viewers may balk * at the `document.write`. Its caveat of synchronous mid-stream * blocking write is exactly the behavior we need though. */ 'document.write( \'\n"; } $concat = str_split( $concat, 128 ); $concatenated = ''; foreach ( $concat as $key => $chunk ) { $concatenated .= "&load%5Bchunk_{$key}%5D={$chunk}"; } $src = $wp_scripts->base_url . "/wp-admin/load-scripts.php?c={$zip}" . $concatenated . '&ver=' . $wp_scripts->default_version; echo "\n"; } if ( ! empty( $wp_scripts->print_html ) ) { echo $wp_scripts->print_html; } } /** * Prints the script queue in the HTML head on the front end. * * Postpones the scripts that were queued for the footer. * wp_print_footer_scripts() is called in the footer to print these scripts. * * @since 2.8.0 * * @global WP_Scripts $wp_scripts * * @return string[] Handles of the scripts that were printed. */ function wp_print_head_scripts() { global $wp_scripts; if ( ! did_action( 'wp_print_scripts' ) ) { /** This action is documented in wp-includes/functions.wp-scripts.php */ do_action( 'wp_print_scripts' ); } if ( ! ( $wp_scripts instanceof WP_Scripts ) ) { return array(); // No need to run if nothing is queued. } return print_head_scripts(); } /** * Private, for use in *_footer_scripts hooks * * In classic themes, when block styles are loaded on demand via wp_load_classic_theme_block_styles_on_demand(), * this function is replaced by a closure in wp_hoist_late_printed_styles() which will capture the printing of * two sets of "late" styles to be hoisted to the HEAD by means of the template enhancement output buffer: * * 1. Styles related to blocks are inserted right after the wp-block-library stylesheet. * 2. All other styles are appended to the end of the HEAD. * * The closure calls print_footer_scripts() to print scripts in the footer as usual. * * @since 3.3.0 */ function _wp_footer_scripts() { print_late_styles(); print_footer_scripts(); } /** * Hooks to print the scripts and styles in the footer. * * @since 2.8.0 */ function wp_print_footer_scripts() { /** * Fires when footer scripts are printed. * * @since 2.8.0 */ do_action( 'wp_print_footer_scripts' ); } /** * Wrapper for do_action( 'wp_enqueue_scripts' ). * * Allows plugins to queue scripts for the front end using wp_enqueue_script(). * Runs first in wp_head() where all is_home(), is_page(), etc. functions are available. * * @since 2.8.0 */ function wp_enqueue_scripts() { /** * Fires when scripts and styles are enqueued. * * @since 2.8.0 */ do_action( 'wp_enqueue_scripts' ); } /** * Prints the styles queue in the HTML head on admin pages. * * @since 2.8.0 * * @global bool $concatenate_scripts * * @return string[] Handles of the styles that were printed. */ function print_admin_styles() { global $concatenate_scripts; $wp_styles = wp_styles(); script_concat_settings(); $wp_styles->do_concat = $concatenate_scripts; $wp_styles->do_items( false ); /** * Filters whether to print the admin styles. * * @since 2.8.0 * * @param bool $print Whether to print the admin styles. Default true. */ if ( apply_filters( 'print_admin_styles', true ) ) { _print_styles(); } $wp_styles->reset(); return $wp_styles->done; } /** * Prints the styles that were queued too late for the HTML head. * * @since 3.3.0 * * @global WP_Styles $wp_styles * @global bool $concatenate_scripts * * @return array|void */ function print_late_styles() { global $wp_styles, $concatenate_scripts; if ( ! ( $wp_styles instanceof WP_Styles ) ) { return; } script_concat_settings(); $wp_styles->do_concat = $concatenate_scripts; $wp_styles->do_footer_items(); /** * Filters whether to print the styles queued too late for the HTML head. * * @since 3.3.0 * * @param bool $print Whether to print the 'late' styles. Default true. */ if ( apply_filters( 'print_late_styles', true ) ) { _print_styles(); } $wp_styles->reset(); return $wp_styles->done; } /** * Prints styles (internal use only). * * @ignore * @since 3.3.0 * * @global bool $compress_css */ function _print_styles() { global $compress_css; $wp_styles = wp_styles(); $zip = $compress_css ? 1 : 0; if ( $zip && defined( 'ENFORCE_GZIP' ) && ENFORCE_GZIP ) { $zip = 'gzip'; } $concat = trim( $wp_styles->concat, ', ' ); $type_attr = current_theme_supports( 'html5', 'style' ) ? '' : ' type="text/css"'; if ( $concat ) { $dir = $wp_styles->text_direction; $ver = $wp_styles->default_version; $concat_source_url = 'css-inline-concat-' . $concat; $concat = str_split( $concat, 128 ); $concatenated = ''; foreach ( $concat as $key => $chunk ) { $concatenated .= "&load%5Bchunk_{$key}%5D={$chunk}"; } $href = $wp_styles->base_url . "/wp-admin/load-styles.php?c={$zip}&dir={$dir}" . $concatenated . '&ver=' . $ver; echo "\n"; if ( ! empty( $wp_styles->print_code ) ) { echo "\n"; echo $wp_styles->print_code; echo sprintf( "\n/*# sourceURL=%s */", rawurlencode( $concat_source_url ) ); echo "\n\n"; } } if ( ! empty( $wp_styles->print_html ) ) { echo $wp_styles->print_html; } } /** * Determines the concatenation and compression settings for scripts and styles. * * @since 2.8.0 * * @global bool $concatenate_scripts * @global bool $compress_scripts * @global bool $compress_css */ function script_concat_settings() { global $concatenate_scripts, $compress_scripts, $compress_css; $compressed_output = ( ini_get( 'zlib.output_compression' ) || 'ob_gzhandler' === ini_get( 'output_handler' ) ); $can_compress_scripts = ! wp_installing() && get_site_option( 'can_compress_scripts' ); if ( ! isset( $concatenate_scripts ) ) { $concatenate_scripts = defined( 'CONCATENATE_SCRIPTS' ) ? CONCATENATE_SCRIPTS : true; if ( ( ! is_admin() && ! did_action( 'login_init' ) ) || ( defined( 'SCRIPT_DEBUG' ) && SCRIPT_DEBUG ) ) { $concatenate_scripts = false; } } if ( ! isset( $compress_scripts ) ) { $compress_scripts = defined( 'COMPRESS_SCRIPTS' ) ? COMPRESS_SCRIPTS : true; if ( $compress_scripts && ( ! $can_compress_scripts || $compressed_output ) ) { $compress_scripts = false; } } if ( ! isset( $compress_css ) ) { $compress_css = defined( 'COMPRESS_CSS' ) ? COMPRESS_CSS : true; if ( $compress_css && ( ! $can_compress_scripts || $compressed_output ) ) { $compress_css = false; } } } /** * Handles the enqueueing of block scripts and styles that are common to both * the editor and the front-end. * * @since 5.0.0 */ function wp_common_block_scripts_and_styles() { if ( is_admin() && ! wp_should_load_block_editor_scripts_and_styles() ) { return; } wp_enqueue_style( 'wp-block-library' ); if ( current_theme_supports( 'wp-block-styles' ) && ! wp_should_load_separate_core_block_assets() ) { wp_enqueue_style( 'wp-block-library-theme' ); } /** * Fires after enqueuing block assets for both editor and front-end. * * Call `add_action` on any hook before 'wp_enqueue_scripts'. * * In the function call you supply, simply use `wp_enqueue_script` and * `wp_enqueue_style` to add your functionality to the Gutenberg editor. * * @since 5.0.0 */ do_action( 'enqueue_block_assets' ); } /** * Applies a filter to the list of style nodes that comes from WP_Theme_JSON::get_style_nodes(). * * This particular filter removes all of the blocks from the array. * * We want WP_Theme_JSON to be ignorant of the implementation details of how the CSS is being used. * This filter allows us to modify the output of WP_Theme_JSON depending on whether or not we are * loading separate assets, without making the class aware of that detail. * * @since 6.1.0 * * @param array $nodes The nodes to filter. * @return array A filtered array of style nodes. */ function wp_filter_out_block_nodes( $nodes ) { return array_filter( $nodes, static function ( $node ) { return ! in_array( 'blocks', $node['path'], true ); }, ARRAY_FILTER_USE_BOTH ); } /** * Enqueues the global styles defined via theme.json. * * @since 5.8.0 */ function wp_enqueue_global_styles() { $assets_on_demand = wp_should_load_block_assets_on_demand(); $is_block_theme = wp_is_block_theme(); $is_classic_theme = ! $is_block_theme; /* * Global styles should be printed in the head for block themes, or for classic themes when loading assets on * demand is disabled, which is the default. * The footer should only be used for classic themes when loading assets on demand is enabled. * * See https://core.trac.wordpress.org/ticket/53494 and https://core.trac.wordpress.org/ticket/61965. */ if ( ( $is_block_theme && doing_action( 'wp_footer' ) ) || ( $is_classic_theme && doing_action( 'wp_footer' ) && ! $assets_on_demand ) || ( $is_classic_theme && doing_action( 'wp_enqueue_scripts' ) && $assets_on_demand ) ) { return; } /* * If loading the CSS for each block separately, then load the theme.json CSS conditionally. * This removes the CSS from the global-styles stylesheet and adds it to the inline CSS for each block. * This filter must be registered before calling wp_get_global_stylesheet(); */ add_filter( 'wp_theme_json_get_style_nodes', 'wp_filter_out_block_nodes' ); $stylesheet = wp_get_global_stylesheet(); if ( $is_block_theme ) { /* * Dequeue the Customizer's custom CSS * and add it before the global styles custom CSS. */ remove_action( 'wp_head', 'wp_custom_css_cb', 101 ); /* * Get the custom CSS from the Customizer and add it to the global stylesheet. * Always do this in Customizer preview for the sake of live preview since it be empty. */ $custom_css = trim( wp_get_custom_css() ); if ( $custom_css || is_customize_preview() ) { if ( is_customize_preview() ) { /* * When in the Customizer preview, wrap the Custom CSS in milestone comments to allow customize-preview.js * to locate the CSS to replace for live previewing. Make sure that the milestone comments are omitted from * the stored Custom CSS if by chance someone tried to add them, which would be highly unlikely, but it * would break live previewing. */ $before_milestone = '/*BEGIN_CUSTOMIZER_CUSTOM_CSS*/'; $after_milestone = '/*END_CUSTOMIZER_CUSTOM_CSS*/'; $custom_css = str_replace( array( $before_milestone, $after_milestone ), '', $custom_css ); $custom_css = $before_milestone . "\n" . $custom_css . "\n" . $after_milestone; } $custom_css = "\n" . $custom_css; } $stylesheet .= $custom_css; // Add the global styles custom CSS at the end. $stylesheet .= wp_get_global_stylesheet( array( 'custom-css' ) ); } if ( empty( $stylesheet ) ) { return; } wp_register_style( 'global-styles', false ); wp_add_inline_style( 'global-styles', $stylesheet ); wp_enqueue_style( 'global-styles' ); // Add each block as an inline css. wp_add_global_styles_for_blocks(); } /** * Checks if the editor scripts and styles for all registered block types * should be enqueued on the current screen. * * @since 5.6.0 * * @global WP_Screen $current_screen WordPress current screen object. * * @return bool Whether scripts and styles should be enqueued. */ function wp_should_load_block_editor_scripts_and_styles() { global $current_screen; $is_block_editor_screen = ( $current_screen instanceof WP_Screen ) && $current_screen->is_block_editor(); /** * Filters the flag that decides whether or not block editor scripts and styles * are going to be enqueued on the current screen. * * @since 5.6.0 * * @param bool $is_block_editor_screen Current value of the flag. */ return apply_filters( 'should_load_block_editor_scripts_and_styles', $is_block_editor_screen ); } /** * Checks whether separate styles should be loaded for core blocks. * * When this function returns true, other functions ensure that core blocks use their own separate stylesheets. * When this function returns false, all core blocks will use the single combined 'wp-block-library' stylesheet. * * As a side effect, the return value will by default result in block assets to be loaded on demand, via the * {@see wp_should_load_block_assets_on_demand()} function. This behavior can be separately altered via that function. * * This only affects front end and not the block editor screens. * * @since 5.8.0 * @see @see wp_should_load_block_assets_on_demand() * @see wp_enqueue_registered_block_scripts_and_styles() * @see register_block_style_handle() * * @return bool Whether separate core block assets will be loaded. */ function wp_should_load_separate_core_block_assets() { if ( is_admin() || is_feed() || wp_is_rest_endpoint() ) { return false; } /** * Filters whether block styles should be loaded separately. * * Returning false loads all core block assets, regardless of whether they are rendered * in a page or not. Returning true loads core block assets only when they are rendered. * * @since 5.8.0 * * @param bool $load_separate_assets Whether separate assets will be loaded. * Default false (all block assets are loaded, even when not used). */ return apply_filters( 'should_load_separate_core_block_assets', false ); } /** * Checks whether block styles should be loaded only on-render. * * When this function returns true, other functions ensure that blocks only load their assets on-render. * When this function returns false, all block assets are loaded regardless of whether they are rendered in a page. * * The default return value depends on the result of {@see wp_should_load_separate_core_block_assets()}, which controls * whether Core block stylesheets should be loaded separately or via a combined 'wp-block-library' stylesheet. * * This only affects front end and not the block editor screens. * * @since 6.8.0 * @see wp_should_load_separate_core_block_assets() * * @return bool Whether to load block assets only when they are rendered. */ function wp_should_load_block_assets_on_demand() { if ( is_admin() || is_feed() || wp_is_rest_endpoint() ) { return false; } /* * For backward compatibility, the default return value for this function is based on the return value of * `wp_should_load_separate_core_block_assets()`. Initially, this function used to control both of these concerns. */ $load_assets_on_demand = wp_should_load_separate_core_block_assets(); /** * Filters whether block styles should be loaded on demand. * * Returning false loads all block assets, regardless of whether they are rendered in a page or not. * Returning true loads block assets only when they are rendered. * * The default value of the filter depends on the result of {@see wp_should_load_separate_core_block_assets()}, * which controls whether Core block stylesheets should be loaded separately or via a combined 'wp-block-library' * stylesheet. * * @since 6.8.0 * * @param bool $load_assets_on_demand Whether to load block assets only when they are rendered. */ return apply_filters( 'should_load_block_assets_on_demand', $load_assets_on_demand ); } /** * Enqueues registered block scripts and styles, depending on current rendered * context (only enqueuing editor scripts while in context of the editor). * * @since 5.0.0 */ function wp_enqueue_registered_block_scripts_and_styles() { if ( wp_should_load_block_assets_on_demand() ) { return; } $load_editor_scripts_and_styles = is_admin() && wp_should_load_block_editor_scripts_and_styles(); $block_registry = WP_Block_Type_Registry::get_instance(); /* * Block styles are only enqueued if they're registered. For core blocks, this is only the case if * `wp_should_load_separate_core_block_assets()` returns true. Otherwise they use the single combined * 'wp-block-library` stylesheet. See also `register_core_block_style_handles()`. * Since `wp_enqueue_style()` does not trigger warnings if the style is not registered, it is okay to not cater for * this behavior here and simply call `wp_enqueue_style()` unconditionally. */ foreach ( $block_registry->get_all_registered() as $block_name => $block_type ) { // Front-end and editor styles. foreach ( $block_type->style_handles as $style_handle ) { wp_enqueue_style( $style_handle ); } // Front-end and editor scripts. foreach ( $block_type->script_handles as $script_handle ) { wp_enqueue_script( $script_handle ); } if ( $load_editor_scripts_and_styles ) { // Editor styles. foreach ( $block_type->editor_style_handles as $editor_style_handle ) { wp_enqueue_style( $editor_style_handle ); } // Editor scripts. foreach ( $block_type->editor_script_handles as $editor_script_handle ) { wp_enqueue_script( $editor_script_handle ); } } } } /** * Function responsible for enqueuing the styles required for block styles functionality on the editor and on the frontend. * * @since 5.3.0 * * @global WP_Styles $wp_styles */ function enqueue_block_styles_assets() { global $wp_styles; $block_styles = WP_Block_Styles_Registry::get_instance()->get_all_registered(); foreach ( $block_styles as $block_name => $styles ) { foreach ( $styles as $style_properties ) { if ( isset( $style_properties['style_handle'] ) ) { // If the site loads block styles on demand, enqueue the stylesheet on render. if ( wp_should_load_block_assets_on_demand() ) { add_filter( 'render_block', static function ( $html, $block ) use ( $block_name, $style_properties ) { if ( $block['blockName'] === $block_name ) { wp_enqueue_style( $style_properties['style_handle'] ); } return $html; }, 10, 2 ); } else { wp_enqueue_style( $style_properties['style_handle'] ); } } if ( isset( $style_properties['inline_style'] ) ) { // Default to "wp-block-library". $handle = 'wp-block-library'; // If the site loads block styles on demand, check if the block has a stylesheet registered. if ( wp_should_load_block_assets_on_demand() ) { $block_stylesheet_handle = generate_block_asset_handle( $block_name, 'style' ); if ( isset( $wp_styles->registered[ $block_stylesheet_handle ] ) ) { $handle = $block_stylesheet_handle; } } // Add inline styles to the calculated handle. wp_add_inline_style( $handle, $style_properties['inline_style'] ); } } } } /** * Function responsible for enqueuing the assets required for block styles functionality on the editor. * * @since 5.3.0 */ function enqueue_editor_block_styles_assets() { $block_styles = WP_Block_Styles_Registry::get_instance()->get_all_registered(); $register_script_lines = array( '( function() {' ); foreach ( $block_styles as $block_name => $styles ) { foreach ( $styles as $style_properties ) { $block_style = array( 'name' => $style_properties['name'], 'label' => $style_properties['label'], ); if ( isset( $style_properties['is_default'] ) ) { $block_style['isDefault'] = $style_properties['is_default']; } $register_script_lines[] = sprintf( ' wp.blocks.registerBlockStyle( \'%s\', %s );', $block_name, wp_json_encode( $block_style, JSON_HEX_TAG | JSON_UNESCAPED_SLASHES ) ); } } $register_script_lines[] = '} )();'; $inline_script = implode( "\n", $register_script_lines ); wp_register_script( 'wp-block-styles', false, array( 'wp-blocks' ), true, array( 'in_footer' => true ) ); wp_add_inline_script( 'wp-block-styles', $inline_script ); wp_enqueue_script( 'wp-block-styles' ); } /** * Enqueues the assets required for the block directory within the block editor. * * @since 5.5.0 */ function wp_enqueue_editor_block_directory_assets() { wp_enqueue_script( 'wp-block-directory' ); wp_enqueue_style( 'wp-block-directory' ); } /** * Enqueues the assets required for the format library within the block editor. * * @since 5.8.0 */ function wp_enqueue_editor_format_library_assets() { wp_enqueue_script( 'wp-format-library' ); wp_enqueue_style( 'wp-format-library' ); } /** * Sanitizes an attributes array into an attributes string to be placed inside a `\n", wp_sanitize_script_attributes( $attributes ) ); } /** * Prints formatted ` * * In an HTML document this would print "…" to the console, * but in an XHTML document it would print "…" to the console. * * * * In an HTML document this would print "An image is in HTML", * but it's an invalid XHTML document because it interprets the `` * as an empty tag missing its closing `/`. * * @see https://www.w3.org/TR/xhtml1/#h-4.8 */ if ( ! $is_html5 && ( ! isset( $attributes['type'] ) || 'module' === $attributes['type'] || str_contains( $attributes['type'], 'javascript' ) || str_contains( $attributes['type'], 'ecmascript' ) || str_contains( $attributes['type'], 'jscript' ) || str_contains( $attributes['type'], 'livescript' ) ) ) { /* * If the string `]]>` exists within the JavaScript it would break * out of any wrapping CDATA section added here, so to start, it's * necessary to escape that sequence which requires splitting the * content into two CDATA sections wherever it's found. * * Note: it's only necessary to escape the closing `]]>` because * an additional `', ']]]]>', $data ); // Wrap the entire escaped script inside a CDATA section. $data = sprintf( "/* */", $data ); } $data = "\n" . trim( $data, "\n\r " ) . "\n"; /** * Filters attributes to be added to a script tag. * * @since 5.7.0 * * @param array $attributes Key-value pairs representing `\n", wp_sanitize_script_attributes( $attributes ), $data ); } /** * Prints an inline script tag. * * It is possible to inject attributes in the `" from * around an inline script after trimming whitespace. Typically this * is used in conjunction with output buffering, where `ob_get_clean()` * is passed as the `$contents` argument. * * Example: * * // Strips exact literal empty SCRIPT tags. * $js = '; * 'sayHello();' === wp_remove_surrounding_empty_script_tags( $js ); * * // Otherwise if anything is different it warns in the JS console. * $js = ''; * 'console.error( ... )' === wp_remove_surrounding_empty_script_tags( $js ); * * @since 6.4.0 * @access private * * @see wp_print_inline_script_tag() * @see wp_get_inline_script_tag() * * @param string $contents Script body with manually created SCRIPT tag literals. * @return string Script body without surrounding script tag literals, or * original contents if both exact literals aren't present. */ function wp_remove_surrounding_empty_script_tags( $contents ) { $contents = trim( $contents ); $opener = ''; if ( strlen( $contents ) > strlen( $opener ) + strlen( $closer ) && strtoupper( substr( $contents, 0, strlen( $opener ) ) ) === $opener && strtoupper( substr( $contents, -strlen( $closer ) ) ) === $closer ) { return substr( $contents, strlen( $opener ), -strlen( $closer ) ); } else { $error_message = __( 'Expected string to start with script tag (without attributes) and end with script tag, with optional whitespace.' ); _doing_it_wrong( __FUNCTION__, $error_message, '6.4' ); return sprintf( 'console.error(%s)', wp_json_encode( sprintf( /* translators: %s: wp_remove_surrounding_empty_script_tags() */ __( 'Function %s used incorrectly in PHP.' ), 'wp_remove_surrounding_empty_script_tags()' ) . ' ' . $error_message ) ); } } /** * Adds hooks to load block styles on demand in classic themes. * * @since 6.9.0 * * @see _add_default_theme_supports() */ function wp_load_classic_theme_block_styles_on_demand() { // This is not relevant to block themes, as they are opted in to loading separate styles on demand via _add_default_theme_supports(). if ( wp_is_block_theme() ) { return; } /* * Make sure that wp_should_output_buffer_template_for_enhancement() returns true even if there aren't any * `wp_template_enhancement_output_buffer` filters added, but do so at priority zero so that applications which * wish to stream responses can more easily turn this off. */ add_filter( 'wp_should_output_buffer_template_for_enhancement', '__return_true', 0 ); // If a site has opted out of the template enhancement output buffer, then bail. if ( ! wp_should_output_buffer_template_for_enhancement() ) { return; } // The following two filters are added by default for block themes in _add_default_theme_supports(). /* * Load separate block styles so that the large block-library stylesheet is not enqueued unconditionally, and so * that block-specific styles will only be enqueued when they are used on the page. A priority of zero allows for * this to be easily overridden by themes which wish to opt out. If a site has explicitly opted out of loading * separate block styles, then abort. */ add_filter( 'should_load_separate_core_block_assets', '__return_true', 0 ); if ( ! wp_should_load_separate_core_block_assets() ) { return; } /* * Also ensure that block assets are loaded on demand (although the default value is from should_load_separate_core_block_assets). * As above, a priority of zero allows for this to be easily overridden by themes which wish to opt out. If a site * has explicitly opted out of loading block styles on demand, then abort. */ add_filter( 'should_load_block_assets_on_demand', '__return_true', 0 ); if ( ! wp_should_load_block_assets_on_demand() ) { return; } // Add hooks which require the presence of the output buffer. Ideally the above two filters could be added here, but they run too early. add_action( 'wp_template_enhancement_output_buffer_started', 'wp_hoist_late_printed_styles' ); } /** * Adds the hooks needed for CSS output to be delayed until after the content of the page has been established. * * @since 6.9.0 * * @see wp_load_classic_theme_block_styles_on_demand() * @see _wp_footer_scripts() */ function wp_hoist_late_printed_styles() { // Skip the embed template on-demand styles aren't relevant, and there is no wp_head action. if ( is_embed() ) { return; } /* * Add a placeholder comment into the inline styles for wp-block-library, after which where the late block styles * can be hoisted from the footer to be printed in the header by means of a filter below on the template enhancement * output buffer. The `wp_print_styles` action is used to ensure that if the inline style gets replaced at * `enqueue_block_assets` or `wp_enqueue_scripts` that the placeholder will be sure to be present. */ $placeholder = sprintf( '/*%s*/', uniqid( 'wp_block_styles_on_demand_placeholder:' ) ); add_action( 'wp_print_styles', static function () use ( $placeholder ) { wp_add_inline_style( 'wp-block-library', $placeholder ); } ); /* * Create a substitute for `print_late_styles()` which is aware of block styles. This substitute does not print * the styles, but it captures what would be printed for block styles and non-block styles so that they can be * later hoisted to the HEAD in the template enhancement output buffer. This will run at `wp_print_footer_scripts` * before `print_footer_scripts()` is called. */ $printed_block_styles = ''; $printed_late_styles = ''; $capture_late_styles = static function () use ( &$printed_block_styles, &$printed_late_styles ) { // Gather the styles related to on-demand block enqueues. $all_block_style_handles = array(); foreach ( WP_Block_Type_Registry::get_instance()->get_all_registered() as $block_type ) { foreach ( $block_type->style_handles as $style_handle ) { $all_block_style_handles[] = $style_handle; } } $all_block_style_handles = array_merge( $all_block_style_handles, array( 'global-styles', 'block-style-variation-styles', 'core-block-supports', 'core-block-supports-duotone', ) ); /* * First print all styles related to blocks which should inserted right after the wp-block-library stylesheet * to preserve the CSS cascade. The logic in this `if` statement is derived from `wp_print_styles()`. */ $enqueued_block_styles = array_values( array_intersect( $all_block_style_handles, wp_styles()->queue ) ); if ( count( $enqueued_block_styles ) > 0 ) { ob_start(); wp_styles()->do_items( $enqueued_block_styles ); $printed_block_styles = ob_get_clean(); } /* * Print all remaining styles not related to blocks. This contains a subset of the logic from * `print_late_styles()`, without admin-specific logic and the `print_late_styles` filter to control whether * late styles are printed (since they are being hoisted anyway). */ ob_start(); wp_styles()->do_footer_items(); $printed_late_styles = ob_get_clean(); }; /* * If `_wp_footer_scripts()` was unhooked from the `wp_print_footer_scripts` action, or if `wp_print_footer_scripts()` * was unhooked from running at the `wp_footer` action, then only add a callback to `wp_footer` which will capture the * late-printed styles. * * Otherwise, in the normal case where `_wp_footer_scripts()` will run at the `wp_print_footer_scripts` action, then * swap out `_wp_footer_scripts()` with an alternative which captures the printed styles (for hoisting to HEAD) before * proceeding with printing the footer scripts. */ $wp_print_footer_scripts_priority = has_action( 'wp_print_footer_scripts', '_wp_footer_scripts' ); if ( false === $wp_print_footer_scripts_priority || false === has_action( 'wp_footer', 'wp_print_footer_scripts' ) ) { // The normal priority for wp_print_footer_scripts() is to run at 20. add_action( 'wp_footer', $capture_late_styles, 20 ); } else { remove_action( 'wp_print_footer_scripts', '_wp_footer_scripts', $wp_print_footer_scripts_priority ); add_action( 'wp_print_footer_scripts', static function () use ( $capture_late_styles ) { $capture_late_styles(); print_footer_scripts(); }, $wp_print_footer_scripts_priority ); } // Replace placeholder with the captured late styles. add_filter( 'wp_template_enhancement_output_buffer', static function ( $buffer ) use ( $placeholder, &$printed_block_styles, &$printed_late_styles ) { // Anonymous subclass of WP_HTML_Tag_Processor which exposes underlying bookmark spans. $processor = new class( $buffer ) extends WP_HTML_Tag_Processor { /** * Gets the span for the current token. * * @return WP_HTML_Span Current token span. */ private function get_span(): WP_HTML_Span { // Note: This call will never fail according to the usage of this class, given it is always called after ::next_tag() is true. $this->set_bookmark( 'here' ); return $this->bookmarks['here']; } /** * Inserts text before the current token. * * @param string $text Text to insert. */ public function insert_before( string $text ) { $this->lexical_updates[] = new WP_HTML_Text_Replacement( $this->get_span()->start, 0, $text ); } /** * Inserts text after the current token. * * @param string $text Text to insert. */ public function insert_after( string $text ) { $span = $this->get_span(); $this->lexical_updates[] = new WP_HTML_Text_Replacement( $span->start + $span->length, 0, $text ); } /** * Removes the current token. */ public function remove() { $span = $this->get_span(); $this->lexical_updates[] = new WP_HTML_Text_Replacement( $span->start, $span->length, '' ); } }; /* * Insert block styles right after wp-block-library (if it is present), and then insert any remaining styles * at (or else print everything there). The placeholder CSS comment will always be added to the * wp-block-library inline style since it gets printed at `wp_head` before the blocks are rendered. * This means that there may not actually be any block styles to hoist from the footer to insert after this * inline style. The placeholder CSS comment needs to be added so that the inline style gets printed, but * if the resulting inline style is empty after the placeholder is removed, then the inline style is * removed. */ while ( $processor->next_tag( array( 'tag_closers' => 'visit' ) ) ) { if ( 'STYLE' === $processor->get_tag() && 'wp-block-library-inline-css' === $processor->get_attribute( 'id' ) ) { $css_text = $processor->get_modifiable_text(); /* * A placeholder CSS comment is added to the inline style in order to force an inline STYLE tag to * be printed. Now that we've located the inline style, the placeholder comment can be removed. If * there is no CSS left in the STYLE tag after removing the placeholder (aside from the sourceURL * comment, then remove the STYLE entirely.) */ $css_text = str_replace( $placeholder, '', $css_text ); if ( preg_match( ':^/\*# sourceURL=\S+? \*/$:', trim( $css_text ) ) ) { $processor->remove(); } else { $processor->set_modifiable_text( $css_text ); } // Insert the $printed_late_styles immediately after the closing inline STYLE tag. This preserves the CSS cascade. if ( '' !== $printed_block_styles ) { $processor->insert_after( $printed_block_styles ); // Prevent printing them again at . $printed_block_styles = ''; } // If there aren't any late styles, there's no need to continue to finding . if ( '' === $printed_late_styles ) { break; } } elseif ( 'HEAD' === $processor->get_tag() && $processor->is_tag_closer() ) { $processor->insert_before( $printed_block_styles . $printed_late_styles ); break; } } return $processor->get_updated_html(); } ); } /** * Return the corresponding JavaScript `dataset` name for an attribute * if it represents a custom data attribute, or `null` if not. * * Custom data attributes appear in an element's `dataset` property in a * browser, but there's a specific way the names are translated from HTML * into JavaScript. This function indicates how the name would appear in * JavaScript if a browser would recognize it as a custom data attribute. * * Example: * * // Dash-letter pairs turn into capital letters. * 'postId' === wp_js_dataset_name( 'data-post-id' ); * 'Before' === wp_js_dataset_name( 'data--before' ); * '-One--Two---' === wp_js_dataset_name( 'data---one---two---' ); * * // Not every attribute name will be interpreted as a custom data attribute. * null === wp_js_dataset_name( 'post-id' ); * null === wp_js_dataset_name( 'data' ); * * // Some very surprising names will; for example, a property whose name is the empty string. * '' === wp_js_dataset_name( 'data-' ); * 0 === strlen( wp_js_dataset_name( 'data-' ) ); * * @since 6.9.0 * * @see https://html.spec.whatwg.org/#concept-domstringmap-pairs * @see \wp_html_custom_data_attribute_name() * * @param string $html_attribute_name Raw attribute name as found in the source HTML. * @return string|null Transformed `dataset` name, if interpretable as a custom data attribute, else `null`. */ function wp_js_dataset_name( string $html_attribute_name ): ?string { if ( 0 !== substr_compare( $html_attribute_name, 'data-', 0, 5, true ) ) { return null; } $end = strlen( $html_attribute_name ); /* * If it contains characters which would end the attribute name parsing then * something else is wrong and this contains more than just an attribute name. */ if ( ( $end - 5 ) !== strcspn( $html_attribute_name, "=/> \t\f\r\n", 5 ) ) { return null; } /** * > For each name in list, for each U+002D HYPHEN-MINUS character (-) * > in the name that is followed by an ASCII lower alpha, remove the * > U+002D HYPHEN-MINUS character (-) and replace the character that * > followed it by the same character converted to ASCII uppercase. * * @see https://html.spec.whatwg.org/#concept-domstringmap-pairs */ $custom_name = ''; $at = 5; $was_at = $at; while ( $at < $end ) { $next_dash_at = strpos( $html_attribute_name, '-', $at ); if ( false === $next_dash_at || $next_dash_at === $end - 1 ) { break; } // Transform `-a` to `A`, for example. $c = $html_attribute_name[ $next_dash_at + 1 ]; if ( ( $c >= 'A' && $c <= 'Z' ) || ( $c >= 'a' && $c <= 'z' ) ) { $prefix = substr( $html_attribute_name, $was_at, $next_dash_at - $was_at ); $custom_name .= strtolower( $prefix ); $custom_name .= strtoupper( $c ); $at = $next_dash_at + 2; $was_at = $at; continue; } $at = $next_dash_at + 1; } // If nothing has been added it means there are no dash-letter pairs; return the name as-is. return '' === $custom_name ? strtolower( substr( $html_attribute_name, 5 ) ) : ( $custom_name . strtolower( substr( $html_attribute_name, $was_at ) ) ); } /** * Returns a corresponding HTML attribute name for the given name, * if that name were found in a JS element’s `dataset` property. * * Example: * * 'data-post-id' === wp_html_custom_data_attribute_name( 'postId' ); * 'data--before' === wp_html_custom_data_attribute_name( 'Before' ); * 'data---one---two---' === wp_html_custom_data_attribute_name( '-One--Two---' ); * * // Not every attribute name will be interpreted as a custom data attribute. * null === wp_html_custom_data_attribute_name( '/not-an-attribute/' ); * null === wp_html_custom_data_attribute_name( 'no spaces' ); * * // Some very surprising names will; for example, a property whose name is the empty string. * 'data-' === wp_html_custom_data_attribute_name( '' ); * * @since 6.9.0 * * @see https://html.spec.whatwg.org/#concept-domstringmap-pairs * @see \wp_js_dataset_name() * * @param string $js_dataset_name Name of JS `dataset` property to transform. * @return string|null Corresponding name of an HTML custom data attribute for the given dataset name, * if possible to represent in HTML, otherwise `null`. */ function wp_html_custom_data_attribute_name( string $js_dataset_name ): ?string { $end = strlen( $js_dataset_name ); if ( 0 === $end ) { return 'data-'; } /* * If it contains characters which would end the attribute name parsing then * something it’s not possible to represent this in HTML. */ if ( strcspn( $js_dataset_name, "=/> \t\f\r\n" ) !== $end ) { return null; } $html_name = 'data-'; $at = 0; $was_at = $at; while ( $at < $end ) { $next_upper_after = strcspn( $js_dataset_name, 'ABCDEFGHIJKLMNOPQRSTUVWXYZ', $at ); $next_upper_at = $at + $next_upper_after; if ( $next_upper_at >= $end ) { break; } $prefix = substr( $js_dataset_name, $was_at, $next_upper_at - $was_at ); $html_name .= strtolower( $prefix ); $html_name .= '-' . strtolower( $js_dataset_name[ $next_upper_at ] ); $at = $next_upper_at + 1; $was_at = $at; } if ( $was_at < $end ) { $html_name .= strtolower( substr( $js_dataset_name, $was_at ) ); } return $html_name; }