WP_Script_Modules::add_hooks()

Source

public function add_hooks() {
	$is_block_theme = wp_is_block_theme();
	$position       = $is_block_theme ? 'wp_head' : 'wp_footer';
	add_action( $position, array( $this, 'print_import_map' ) );
	if ( $is_block_theme ) {
		/*
		 * Modules can only be printed in the head for block themes because only with
		 * block themes will import map be fully populated by modules discovered by
		 * rendering the block template. In classic themes, modules are enqueued during
		 * template rendering, thus the import map must be printed in the footer,
		 * followed by all enqueued modules.
		 */
		add_action( 'wp_head', array( $this, 'print_head_enqueued_script_modules' ) );
	}
	add_action( 'wp_footer', array( $this, 'print_enqueued_script_modules' ) );
	add_action( $position, array( $this, 'print_script_module_preloads' ) );

	add_action( 'admin_print_footer_scripts', array( $this, 'print_import_map' ), 9 );
	add_action( 'admin_print_footer_scripts', array( $this, 'print_enqueued_script_modules' ) );
	add_action( 'admin_print_footer_scripts', array( $this, 'print_script_module_preloads' ) );

	/*
	 * Print translations after classic scripts like wp-i18n are loaded (at
	 * priority 10 via _wp_footer_scripts), but before the script modules
	 * execute. Script modules with type="module" are deferred by default,
	 * so inline translation scripts at priority 11 will execute before them.
	 */
	add_action( 'wp_footer', array( $this, 'print_script_module_translations' ), 21 );
	add_action( 'admin_print_footer_scripts', array( $this, 'print_script_module_translations' ), 11 );

	add_action( 'wp_footer', array( $this, 'print_script_module_data' ) );
	add_action( 'admin_print_footer_scripts', array( $this, 'print_script_module_data' ) );
	add_action( 'wp_footer', array( $this, 'print_a11y_script_module_html' ), 20 );
	add_action( 'admin_print_footer_scripts', array( $this, 'print_a11y_script_module_html' ), 20 );
}

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