diff -r 000000000000 -r d970ebf37754 wp/wp-includes/class.wp-scripts.php
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/wp/wp-includes/class.wp-scripts.php	Wed Nov 06 03:21:17 2013 +0000
@@ -0,0 +1,220 @@
+<?php
+/**
+ * BackPress Scripts enqueue.
+ *
+ * These classes were refactored from the WordPress WP_Scripts and WordPress
+ * script enqueue API.
+ *
+ * @package BackPress
+ * @since r16
+ */
+
+/**
+ * BackPress Scripts enqueue class.
+ *
+ * @package BackPress
+ * @uses WP_Dependencies
+ * @since r16
+ */
+class WP_Scripts extends WP_Dependencies {
+	var $base_url; // Full URL with trailing slash
+	var $content_url;
+	var $default_version;
+	var $in_footer = array();
+	var $concat = '';
+	var $concat_version = '';
+	var $do_concat = false;
+	var $print_html = '';
+	var $print_code = '';
+	var $ext_handles = '';
+	var $ext_version = '';
+	var $default_dirs;
+
+	function __construct() {
+		$this->init();
+		add_action( 'init', array( $this, 'init' ), 0 );
+	}
+
+	function init() {
+		do_action_ref_array( 'wp_default_scripts', array(&$this) );
+	}
+
+	/**
+	 * Prints scripts
+	 *
+	 * Prints the scripts passed to it or the print queue. Also prints all necessary dependencies.
+	 *
+	 * @param mixed $handles (optional) Scripts to be printed. (void) prints queue, (string) prints that script, (array of strings) prints those scripts.
+	 * @param int $group (optional) If scripts were queued in groups prints this group number.
+	 * @return array Scripts that have been printed
+	 */
+	function print_scripts( $handles = false, $group = false ) {
+		return $this->do_items( $handles, $group );
+	}
+
+	// Deprecated since 3.3, see print_extra_script()
+	function print_scripts_l10n( $handle, $echo = true ) {
+		_deprecated_function( __FUNCTION__, '3.3', 'print_extra_script()' );
+		return $this->print_extra_script( $handle, $echo );
+	}
+
+	function print_extra_script( $handle, $echo = true ) {
+		if ( !$output = $this->get_data( $handle, 'data' ) )
+			return;
+
+		if ( !$echo )
+			return $output;
+
+		echo "<script type='text/javascript'>\n"; // CDATA and type='text/javascript' is not needed for HTML 5
+		echo "/* <![CDATA[ */\n";
+		echo "$output\n";
+		echo "/* ]]> */\n";
+		echo "</script>\n";
+
+		return true;
+	}
+
+	function do_item( $handle, $group = false ) {
+		if ( !parent::do_item($handle) )
+			return false;
+
+		if ( 0 === $group && $this->groups[$handle] > 0 ) {
+			$this->in_footer[] = $handle;
+			return false;
+		}
+
+		if ( false === $group && in_array($handle, $this->in_footer, true) )
+			$this->in_footer = array_diff( $this->in_footer, (array) $handle );
+
+		if ( null === $this->registered[$handle]->ver )
+			$ver = '';
+		else
+			$ver = $this->registered[$handle]->ver ? $this->registered[$handle]->ver : $this->default_version;
+
+		if ( isset($this->args[$handle]) )
+			$ver = $ver ? $ver . '&amp;' . $this->args[$handle] : $this->args[$handle];
+
+		$src = $this->registered[$handle]->src;
+
+		if ( $this->do_concat ) {
+			$srce = apply_filters( 'script_loader_src', $src, $handle );
+			if ( $this->in_default_dir($srce) ) {
+				$this->print_code .= $this->print_extra_script( $handle, false );
+				$this->concat .= "$handle,";
+				$this->concat_version .= "$handle$ver";
+				return true;
+			} else {
+				$this->ext_handles .= "$handle,";
+				$this->ext_version .= "$handle$ver";
+			}
+		}
+
+		$this->print_extra_script( $handle );
+		if ( !preg_match('|^(https?:)?//|', $src) && ! ( $this->content_url && 0 === strpos($src, $this->content_url) ) ) {
+			$src = $this->base_url . $src;
+		}
+
+		if ( !empty($ver) )
+			$src = add_query_arg('ver', $ver, $src);
+
+		$src = esc_url( apply_filters( 'script_loader_src', $src, $handle ) );
+
+		if ( ! $src )
+			return true;
+
+		if ( $this->do_concat )
+			$this->print_html .= "<script type='text/javascript' src='$src'></script>\n";
+		else
+			echo "<script type='text/javascript' src='$src'></script>\n";
+
+		return true;
+	}
+
+	/**
+	 * Localizes a script
+	 *
+	 * Localizes only if the script has already been added
+	 */
+	function localize( $handle, $object_name, $l10n ) {
+		if ( $handle === 'jquery' )
+			$handle = 'jquery-core';
+
+		if ( is_array($l10n) && isset($l10n['l10n_print_after']) ) { // back compat, preserve the code in 'l10n_print_after' if present
+			$after = $l10n['l10n_print_after'];
+			unset($l10n['l10n_print_after']);
+		}
+
+		foreach ( (array) $l10n as $key => $value ) {
+			if ( !is_scalar($value) )
+				continue;
+
+			$l10n[$key] = html_entity_decode( (string) $value, ENT_QUOTES, 'UTF-8');
+		}
+
+		$script = "var $object_name = " . json_encode($l10n) . ';';
+
+		if ( !empty($after) )
+			$script .= "\n$after;";
+
+		$data = $this->get_data( $handle, 'data' );
+
+		if ( !empty( $data ) )
+			$script = "$data\n$script";
+
+		return $this->add_data( $handle, 'data', $script );
+	}
+
+	function set_group( $handle, $recursion, $group = false ) {
+
+		if ( $this->registered[$handle]->args === 1 )
+			$grp = 1;
+		else
+			$grp = (int) $this->get_data( $handle, 'group' );
+
+		if ( false !== $group && $grp > $group )
+			$grp = $group;
+
+		return parent::set_group( $handle, $recursion, $grp );
+	}
+
+	function all_deps( $handles, $recursion = false, $group = false ) {
+		$r = parent::all_deps( $handles, $recursion );
+		if ( !$recursion )
+			$this->to_do = apply_filters( 'print_scripts_array', $this->to_do );
+		return $r;
+	}
+
+	function do_head_items() {
+		$this->do_items(false, 0);
+		return $this->done;
+	}
+
+	function do_footer_items() {
+		$this->do_items(false, 1);
+		return $this->done;
+	}
+
+	function in_default_dir($src) {
+		if ( ! $this->default_dirs )
+			return true;
+
+		if ( 0 === strpos( $src, '/wp-includes/js/l10n' ) )
+			return false;
+
+		foreach ( (array) $this->default_dirs as $test ) {
+			if ( 0 === strpos($src, $test) )
+				return true;
+		}
+		return false;
+	}
+
+	function reset() {
+		$this->do_concat = false;
+		$this->print_code = '';
+		$this->concat = '';
+		$this->concat_version = '';
+		$this->print_html = '';
+		$this->ext_version = '';
+		$this->ext_handles = '';
+	}
+}