WP Merge with revision 8075

git-svn-id: http://svn.automattic.com/wordpress-mu/trunk@1328 7be80a69-a1ef-0310-a953-fb0f7c49ff36

1 files changed, 77 insertions, 0 deletions

diff --git a/wp-includes/functions.wp-scripts.php b/wp-includes/functions.wp-scripts.php
new file mode 100644
index 0000000..87995a4
--- /dev/null
+++ b/wp-includes/functions.wp-scripts.php
@@ -0,0 +1,77 @@
+<?php
+
+/**
+ * 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.
+ *
+ * @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 );
+}
+
+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
+ *
+ * @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 );
+}
+
+function wp_deregister_script( $handle ) {
+	global $wp_scripts;
+	if ( !is_a($wp_scripts, 'WP_Scripts') )
+		$wp_scripts = new WP_Scripts();
+
+	$wp_scripts->remove( $handle );
+}
+
+/**
+ * Equeues script
+ *
+ * Registers the script if src provided (does NOT overwrite) and enqueues.
+ *
+ * @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 );
+}