Merge ratings fix for PHP5 from stable

diff --git a/mod/forum/rate.php b/mod/forum/rate.php
index 7baacab933d7ea0b2447f55758bf430ba112200d..d3ae2bd7e5d0aa0e1cee2ddd1e1bcc7e2ca55725 100644 (file)
--- a/mod/forum/rate.php
+++ b/mod/forum/rate.php
@@ -29,10 +29,11 @@
 
     if ($data) {
 
-        foreach ($data as $postid => $rating) {
+        foreach ((array)$data as $postid => $rating) {
             if ($postid == "id") {
                 continue;
             }
+
             if ($oldrating = get_record("forum_ratings", "userid", $USER->id, "post", $postid)) {
                 if ($rating != $oldrating->rating) {
                     $oldrating->rating = $rating;