From c630701958e19ae7250ef96c168193d3018735b2 Mon Sep 17 00:00:00 2001
From: urs_hunkler <urs_hunkler>
Date: Fri, 9 Feb 2007 13:25:48 +0000
Subject: [PATCH] 'add a second parameter to enable YUI loading from
 header.html in the themes - MDL-8374'

---
 lib/ajax/ajaxlib.php | 29 ++++++++++++++++++++---------
 1 file changed, 20 insertions(+), 9 deletions(-)

diff --git a/lib/ajax/ajaxlib.php b/lib/ajax/ajaxlib.php
index e9eb01055c..689f7a7e65 100644
--- a/lib/ajax/ajaxlib.php
+++ b/lib/ajax/ajaxlib.php
@@ -17,9 +17,11 @@
  * @param $lib - string or array of strings
  *               string(s) should be the shortname for the library or the
  *               full path to the library file.
+ *        $add - 1 to return the libraries in lib
+ *               not already loaded.
  * @return string or false or nothing.
  */
-function require_js($lib='') {
+function require_js($lib='', $add = 0) {
     global $CFG;
     static $loadlibs = array();
 
@@ -30,20 +32,29 @@ function require_js($lib='') {
     if (!empty($lib)) {
         // Add the lib to the list of libs to be loaded, if it isn't already
         // in the list.
-        if (is_array($lib)) {
-            array_map('require_js', $lib);
-        } else {
-            $libpath = ajax_get_lib($lib);
+        // if (is_array($lib)) {
+            // array_map('require_js', $lib);
+        // } else {
+        foreach ($lib as $lib1)  {
+            // $libpath = ajax_get_lib($lib);
+            $libpath = ajax_get_lib($lib1);
             if (array_search($libpath, $loadlibs) === false) {
-                array_push($loadlibs, $libpath);
+                // array_push($loadlibs, $libpath);
+                // array_push($addedlibs, $libpath);
+                $loadlibs[] = $libpath;
+                $addedlibs[] = $libpath;
             }
         }
-    } else {
+    }
+    // } else {
+    if (empty($lib) || ((!empty($addedlibs)) && ($add != 0))) {
         // Return the html needed to load the JavaScript files defined in
         // our list of libs to be loaded.
         $output = '';
 
-        foreach ($loadlibs as $loadlib) {
+        $thelibs = (!empty($addedlibs)) ? $addedlibs : $loadlibs;
+        // foreach ($loadlibs as $loadlib) {
+        foreach ($thelibs as $loadlib) {
             $output .= '<script type="text/javascript" ';
             $output .= " src=\"$loadlib\"></script>\n";
             if ($loadlib == $CFG->wwwroot.'/lib/yui/logger/logger-min.js') {
@@ -194,4 +205,4 @@ class jsportal {
 
 }
 
-?>
\ No newline at end of file
+?>
-- 
2.39.5