checking if categories are set before looping (hellekin)

git-svn-id: http://code.elgg.org/elgg/trunk@7637 36083f99-b078-4883-b0ff-0f9b5a30f544

diff --git a/views/default/admin/plugins/advanced.php b/views/default/admin/plugins/advanced.php
index 195df5169aa3da763541d1c9ef7541e189933cf4..f2eb56324566723954340692736308c572a135c5 100644 (file)
--- a/views/default/admin/plugins/advanced.php
+++ b/views/default/admin/plugins/advanced.php
@@ -26,9 +26,11 @@ foreach ($installed_plugins as $id => $plugin) {
                unset($installed_plugins[$id]);
        }
 
-       foreach ($plugin_categories as $category) {
-               if (!array_key_exists($category, $categories)) {
-                       $categories[$category] = elgg_echo("admin:plugins:label:moreinfo:categories:$category");
+       if (isset($plugin_categories)) {
+               foreach ($plugin_categories as $category) {
+                       if (!array_key_exists($category, $categories)) {
+                               $categories[$category] = elgg_echo("admin:plugins:label:moreinfo:categories:$category");
+                       }
                }
        }
 }