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enqueue_editor_block_styles_assets()

Function responsible for enqueuing the assets required for block styles functionality on the editor.

Source

File: wp-includes/script-loader.php 

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 ) {
			$register_script_lines[] = sprintf(
				'	wp.blocks.registerBlockStyle( \'%s\', %s );',
				$block_name,
				wp_json_encode(
					array(
						'name'  => $style_properties['name'],
						'label' => $style_properties['label'],
					)
				)
			);
		}
	}
	$register_script_lines[] = '} )();';
	$inline_script           = implode( "\n", $register_script_lines );

	wp_register_script( 'wp-block-styles', false, array( 'wp-blocks' ), true, true );
	wp_add_inline_script( 'wp-block-styles', $inline_script );
	wp_enqueue_script( 'wp-block-styles' );
}

Uses

Uses Description
wp-includes/class-wp-block-styles-registry.php: WP_Block_Styles_Registry::get_instance()

Utility method to retrieve the main instance of the class.
wp-includes/functions.wp-scripts.php: wp_add_inline_script()

Adds extra code to a registered script.
wp-includes/functions.php: wp_json_encode()

Encode a variable into JSON, with some sanity checks.
wp-includes/functions.wp-scripts.php: wp_register_script()

Register a new script.
wp-includes/functions.wp-scripts.php: wp_enqueue_script()

Enqueue a script.

Changelog

Version Description
5.3.0 Introduced.

© 2003–2019 WordPress Foundation
Licensed under the GNU GPLv2+ License.
https://developer.wordpress.org/reference/functions/enqueue_editor_block_styles_assets