WP Merge with revision 8075

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

1 files changed, 89 insertions, 0 deletions

diff --git a/wp-includes/class.wp-scripts.php b/wp-includes/class.wp-scripts.php
new file mode 100644
index 0000000..d829c8e
--- /dev/null
+++ b/wp-includes/class.wp-scripts.php
@@ -0,0 +1,89 @@
+<?php
+
+class WP_Scripts extends WP_Dependencies {
+	var $base_url; // Full URL with trailing slash
+	var $default_version;
+
+	function __construct() {
+		do_action_ref_array( 'wp_default_scripts', array(&$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.
+	 * @return array Scripts that have been printed
+	 */
+	function print_scripts( $handles = false ) {
+		return $this->do_items( $handles );
+	}
+
+	function print_scripts_l10n( $handle ) {
+		if ( empty($this->registered[$handle]->extra['l10n']) || empty($this->registered[$handle]->extra['l10n'][0]) || !is_array($this->registered[$handle]->extra['l10n'][1]) )
+			return false;
+
+		$object_name = $this->registered[$handle]->extra['l10n'][0];
+
+		echo "<script type='text/javascript'>\n";
+		echo "/* <![CDATA[ */\n";
+		echo "\t$object_name = {\n";
+		$eol = '';
+		foreach ( $this->registered[$handle]->extra['l10n'][1] as $var => $val ) {
+			echo "$eol\t\t$var: \"" . js_escape( $val ) . '"';
+			$eol = ",\n";
+		}
+		echo "\n\t}\n";
+		echo "/* ]]> */\n";
+		echo "</script>\n";
+
+		return true;
+	}
+
+	function do_item( $handle ) {
+		if ( !parent::do_item($handle) )
+			return false;
+
+		$ver = $this->registered[$handle]->ver ? $this->registered[$handle]->ver : $this->default_version;
+		if ( isset($this->args[$handle]) )
+			$ver .= '&amp;' . $this->args[$handle];
+
+		$src = $this->registered[$handle]->src;
+		if ( !preg_match('|^https?://|', $src) ) {
+			$src = $this->base_url . $src;
+		}
+
+		$src = add_query_arg('ver', $ver, $src);
+		$src = clean_url(apply_filters( 'script_loader_src', $src, $handle ));
+
+		$this->print_scripts_l10n( $handle );
+
+		echo "<script type='text/javascript' src='$src'></script>\n";
+
+		return true;
+	}
+
+	/**
+	 * Localizes a script
+	 *
+	 * Localizes only if script has already been added
+	 *
+	 * @param string handle Script name
+	 * @param string object_name Name of JS object to hold l10n info
+	 * @param array l10n Array of JS var name => localized string
+	 * @return bool Successful localization
+	 */
+	function localize( $handle, $object_name, $l10n ) {
+		if ( !$object_name || !$l10n )
+			return false;
+		return $this->add_data( $handle, 'l10n', array( $object_name, $l10n ) );
+	}
+
+	function all_deps( $handles, $recursion = false ) {
+		$r = parent::all_deps( $handles, $recursion );
+		if ( !$recursion )
+			$this->to_do = apply_filters( 'print_scripts_array', $this->to_do );
+		return $r;
+	}
+}