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Current File : /www/capitalgmcbuickregina_830/public/wp-includes/block-supports/custom-css.php

<?php
/**
 * Custom CSS block support.
 *
 * @package WordPress
 */

/**
 * Render the custom CSS stylesheet and add class name to block as required.
 *
 * @since 7.0.0
 *
 * @param array $parsed_block The parsed block.
 * @return array The same parsed block with custom CSS class name added if appropriate.
 *
 * @phpstan-param array{
 *     blockName: string|null,
 *     attrs: array{
 *         className?: string,
 *         style?: array{
 *             css?: string,
 *             ...
 *         },
 *         ...
 *     },
 *     ...
 * } $parsed_block
 */
function wp_render_custom_css_support_styles( $parsed_block ) {
	$custom_css = $parsed_block['attrs']['style']['css'] ?? null;
	if ( ! is_string( $custom_css ) || '' === trim( $custom_css ) ) {
		return $parsed_block;
	}

	$block_type = WP_Block_Type_Registry::get_instance()->get_registered( $parsed_block['blockName'] );
	if ( ! block_has_support( $block_type, 'customCSS', true ) ) {
		return $parsed_block;
	}

	// Validate CSS doesn't contain HTML markup (same validation as global styles REST API).
	if ( preg_match( '#</?\w+#', $custom_css ) ) {
		return $parsed_block;
	}

	// Generate a unique class name for this block instance.
	$class_name          = wp_unique_id_from_values( $parsed_block, 'wp-custom-css-' );
	$existing_class_name = $parsed_block['attrs']['className'] ?? null;
	$updated_class_name  = is_string( $existing_class_name )
		? "$existing_class_name $class_name"
		: $class_name;

	_wp_array_set( $parsed_block, array( 'attrs', 'className' ), $updated_class_name );

	// Process the custom CSS using the same method as global styles.
	$selector      = '.' . $class_name;
	$processed_css = WP_Theme_JSON::process_blocks_custom_css( $custom_css, $selector );

	if ( ! empty( $processed_css ) ) {
		/*
		 * Register and add inline style for block custom CSS.
		 * The style depends on global-styles to ensure custom CSS loads after
		 * and can override global styles.
		 */
		wp_register_style( 'wp-block-custom-css', false, array( 'global-styles' ) );
		wp_add_inline_style( 'wp-block-custom-css', $processed_css );
	}

	return $parsed_block;
}

/**
 * Enqueues the block custom CSS styles.
 *
 * @since 7.0.0
 */
function wp_enqueue_block_custom_css() {
	wp_enqueue_style( 'wp-block-custom-css' );
}

/**
 * Applies the custom CSS class name to the block's rendered HTML.
 *
 * The class name is generated in {@see wp_render_custom_css_support_styles()}
 * and stored in block attributes. This filter adds it to the actual markup.
 *
 * @since 7.0.0
 *
 * @param string $block_content Rendered block content.
 * @param array  $block         Block object.
 * @return string               Filtered block content.
 *
 * @phpstan-param array{
 *     attrs: array{
 *         className?: string,
 *         ...
 *     },
 *     ...
 * } $block
 */
function wp_render_custom_css_class_name( $block_content, $block ) {
	$class_name_attr = $block['attrs']['className'] ?? null;

	if ( ! is_string( $class_name_attr ) || ! str_contains( $class_name_attr, 'wp-custom-css-' ) ) {
		return $block_content;
	}

	// Parse out the 'wp-custom-css-*' class name added by wp_render_custom_css_support_styles().
	$custom_class_name = null;
	$token_delimiter   = " \t\f\r\n";
	$class_token       = strtok( $class_name_attr, $token_delimiter );
	while ( false !== $class_token ) {
		if ( str_starts_with( $class_token, 'wp-custom-css-' ) ) {
			$custom_class_name = $class_token;
			break;
		}
		$class_token = strtok( $token_delimiter );
	}
	if ( null === $custom_class_name ) {
		return $block_content;
	}

	$tags = new WP_HTML_Tag_Processor( $block_content );

	if ( $tags->next_tag() ) {
		$tags->add_class( 'has-custom-css' );
		$tags->add_class( $custom_class_name );
	}

	return $tags->get_updated_html();
}

add_filter( 'render_block', 'wp_render_custom_css_class_name', 10, 2 );
add_filter( 'render_block_data', 'wp_render_custom_css_support_styles', 10, 1 );
add_action( 'wp_enqueue_scripts', 'wp_enqueue_block_custom_css', 1 );

/**
 * Registers the style block attribute for block types that support it.
 *
 * @param WP_Block_Type $block_type Block Type.
 */
function wp_register_custom_css_support( $block_type ) {
	// Setup attributes and styles within that if needed.
	if ( ! $block_type->attributes ) {
		$block_type->attributes = array();
	}

	// Check for existing style attribute definition e.g. from block.json.
	if ( array_key_exists( 'style', $block_type->attributes ) ) {
		return;
	}

	$has_custom_css_support = block_has_support( $block_type, array( 'customCSS' ), true );

	if ( $has_custom_css_support ) {
		$block_type->attributes['style'] = array(
			'type' => 'object',
		);
	}
}

/**
 * Strips custom CSS (`style.css` in attributes) from all blocks in post content.
 *
 * Uses {@see WP_Block_Parser::next_token()} to scan block tokens and surgically
 * replace only the attribute JSON that changed — no parse_blocks() +
 * serialize_blocks() round-trip needed.
 *
 * @since 7.0.0
 * @access private
 *
 * @param string $content Post content to filter, expected to be escaped with slashes.
 * @return string Filtered post content with block custom CSS removed.
 */
function wp_strip_custom_css_from_blocks( $content ) {
	if ( ! has_blocks( $content ) ) {
		return $content;
	}

	$unslashed = stripslashes( $content );

	$parser           = new WP_Block_Parser();
	$parser->document = $unslashed;
	$parser->offset   = 0;
	$end              = strlen( $unslashed );
	$replacements     = array();

	while ( $parser->offset < $end ) {
		$next_token = $parser->next_token();

		if ( 'no-more-tokens' === $next_token[0] ) {
			break;
		}

		list( $token_type, , $attrs, $start_offset, $token_length ) = $next_token;

		$parser->offset = $start_offset + $token_length;

		if ( 'block-opener' !== $token_type && 'void-block' !== $token_type ) {
			continue;
		}

		if ( ! isset( $attrs['style']['css'] ) ) {
			continue;
		}

		// Remove css and clean up empty style.
		unset( $attrs['style']['css'] );
		if ( empty( $attrs['style'] ) ) {
			unset( $attrs['style'] );
		}

		// Locate the JSON portion within the token.
		$token_string   = substr( $unslashed, $start_offset, $token_length );
		$json_rel_start = strcspn( $token_string, '{' );
		$json_rel_end   = strrpos( $token_string, '}' );

		$json_start  = $start_offset + $json_rel_start;
		$json_length = $json_rel_end - $json_rel_start + 1;

		// Re-encode attributes. If attrs is now empty, remove JSON and trailing space.
		if ( empty( $attrs ) ) {
			// Remove the trailing space after JSON.
			$replacements[] = array( $json_start, $json_length + 1, '' );
		} else {
			$replacements[] = array( $json_start, $json_length, serialize_block_attributes( $attrs ) );
		}
	}

	if ( empty( $replacements ) ) {
		return $content;
	}

	// Build the result by splicing replacements into the original string.
	$result = '';
	$was_at = 0;

	foreach ( $replacements as $replacement ) {
		list( $offset, $length, $new_json ) = $replacement;
		$result                            .= substr( $unslashed, $was_at, $offset - $was_at ) . $new_json;
		$was_at                             = $offset + $length;
	}

	if ( $was_at < $end ) {
		$result .= substr( $unslashed, $was_at );
	}

	return addslashes( $result );
}

/**
 * Adds the filters to strip custom CSS from block content on save.
 * Priority of 8 to run before wp_filter_global_styles_post (priority 9) and wp_filter_post_kses (priority 10).
 *
 * @since 7.0.0
 * @access private
 */
function wp_custom_css_kses_init_filters() {
	add_filter( 'content_save_pre', 'wp_strip_custom_css_from_blocks', 8 );
	add_filter( 'content_filtered_save_pre', 'wp_strip_custom_css_from_blocks', 8 );
}

/**
 * Removes the filters that strip custom CSS from block content on save.
 * Priority of 8 to run before wp_filter_global_styles_post (priority 9) and wp_filter_post_kses (priority 10).
 *
 * @since 7.0.0
 * @access private
 */
function wp_custom_css_remove_filters() {
	remove_filter( 'content_save_pre', 'wp_strip_custom_css_from_blocks', 8 );
	remove_filter( 'content_filtered_save_pre', 'wp_strip_custom_css_from_blocks', 8 );
}

/**
 * Registers the custom CSS content filters if the user does not have the edit_css capability.
 *
 * @since 7.0.0
 * @access private
 */
function wp_custom_css_kses_init() {
	wp_custom_css_remove_filters();
	if ( ! current_user_can( 'edit_css' ) ) {
		wp_custom_css_kses_init_filters();
	}
}

/**
 * Initializes custom CSS content filters when imported data should be filtered.
 *
 * Runs at priority 999 on {@see 'force_filtered_html_on_import'} to ensure it
 * fires after general KSES initialization, independently of user capabilities.
 * If the input of the filter is true it means we are in an import situation and should
 * enable the custom CSS filters, independently of the user capabilities.
 *
 * @since 7.0.0
 * @access private
 *
 * @param mixed $arg Input argument of the filter.
 * @return mixed Input argument of the filter.
 */
function wp_custom_css_force_filtered_html_on_import_filter( $arg ) {
	if ( $arg ) {
		wp_custom_css_kses_init_filters();
	}
	return $arg;
}

// Run before wp_filter_global_styles_post (priority 9) and wp_filter_post_kses (priority 10).
add_action( 'init', 'wp_custom_css_kses_init', 20 );
add_action( 'set_current_user', 'wp_custom_css_kses_init' );
add_filter( 'force_filtered_html_on_import', 'wp_custom_css_force_filtered_html_on_import_filter', 999 );

// Register the block support.
WP_Block_Supports::get_instance()->register(
	'custom-css',
	array(
		'register_attribute' => 'wp_register_custom_css_support',
	)
);

Home - Capital GMC Buick Regina

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Welcome to Capital GMC BUICK – REGINA

Thank you for choosing Capital GMC Buick | Regina, your premier certified Buick and GMC dealership proudly serving drivers in Regina and the surrounding communities. Whether you’re searching for a brand-new Buick or GMC vehicle or a meticulously inspected pre-owned model, we have a diverse selection to match your needs and lifestyle.

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But our commitment to you doesn’t stop at the sale. Our state-of-the-art service centre is staffed with skilled Buick and GMC technicians who use the latest equipment and genuine OEM parts to keep your vehicle running at its best. From routine maintenance to complex repairs, we’ve got you covered.

Experience top-tier customer service, quality vehicles, and expert care, all in one place. Visit Capital GMC Buick | Regina today or call us at 306-205-8072 with any questions. We’re here to help!

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