<?php /** * BackPress script procedural API. * * @package BackPress * @since r16 */ /** * Prints script tags in document head. * * Called by admin-header.php and by wp_head hook. Since it is called by wp_head * on every page load, the function does not instantiate the WP_Scripts object * unless script names are explicitly passed. Does make use of already * instantiated $wp_scripts if present. Use provided wp_print_scripts hook to * register/enqueue new scripts. * * @since r16 * @see WP_Scripts::print_scripts() */ function wp_print_scripts( $handles = false ) { do_action( 'wp_print_scripts' ); if ( '' === $handles ) // for wp_head $handles = false; global $wp_scripts; if ( !is_a($wp_scripts, 'WP_Scripts') ) { if ( !$handles ) return array(); // No need to instantiate if nothing's there. else $wp_scripts = new WP_Scripts(); } return $wp_scripts->do_items( $handles ); } /** * Register new JavaScript file. * * @since r16 * @see WP_Scripts::add() For parameter information. */ function wp_register_script( $handle, $src, $deps = array(), $ver = false ) { global $wp_scripts; if ( !is_a($wp_scripts, 'WP_Scripts') ) $wp_scripts = new WP_Scripts(); $wp_scripts->add( $handle, $src, $deps, $ver ); } /** * Localizes a script. * * Localizes only if script has already been added. * * @since r16 * @see WP_Script::localize() */ function wp_localize_script( $handle, $object_name, $l10n ) { global $wp_scripts; if ( !is_a($wp_scripts, 'WP_Scripts') ) return false; return $wp_scripts->localize( $handle, $object_name, $l10n ); } /** * Remove a registered script. * * @since r16 * @see WP_Scripts::remove() For parameter information. */ function wp_deregister_script( $handle ) { global $wp_scripts; if ( !is_a($wp_scripts, 'WP_Scripts') ) $wp_scripts = new WP_Scripts(); $wp_scripts->remove( $handle ); } /** * Enqueues script. * * Registers the script if src provided (does NOT overwrite) and enqueues. * * @since r16 * @see WP_Script::add(), WP_Script::enqueue() */ function wp_enqueue_script( $handle, $src = false, $deps = array(), $ver = false ) { global $wp_scripts; if ( !is_a($wp_scripts, 'WP_Scripts') ) $wp_scripts = new WP_Scripts(); if ( $src ) { $_handle = explode('?', $handle); $wp_scripts->add( $_handle[0], $src, $deps, $ver ); } $wp_scripts->enqueue( $handle ); }