block_assets() ) { $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 ) ); } } $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 ) ); } }