From d56a4dc5f5a2f309e0f10532e2ecd4f7bf730bd2 Mon Sep 17 00:00:00 2001
From: Jordi Piguillem <pigui0@hotmail.com>
Date: Fri, 14 May 2010 08:27:15 +0000
Subject: [PATCH] Fixing problems like in [MDL-22352].

---
 mod/wiki/renderer.php | 4 +++-
 mod/wiki/search.php   | 4 +++-
 mod/wiki/view.php     | 4 +++-
 3 files changed, 9 insertions(+), 3 deletions(-)

diff --git a/mod/wiki/renderer.php b/mod/wiki/renderer.php
index dad659eece2..289e86c1272 100644
--- a/mod/wiki/renderer.php
+++ b/mod/wiki/renderer.php
@@ -35,7 +35,9 @@ class mod_wiki_renderer extends plugin_renderer_base {
         }
 
         // @TODO: Fix call to wiki_get_subwiki_by_group
-        $gid = groups_get_activity_group($this->page->cm);
+        if ($gid = groups_get_activity_group($this->page->cm)){
+            $gid = 0;
+        }
         if (!$subwiki = wiki_get_subwiki_by_group($this->page->cm->instance, $gid)) {
             return false;
         }
diff --git a/mod/wiki/search.php b/mod/wiki/search.php
index 766e10dd555..750938f2bc1 100644
--- a/mod/wiki/search.php
+++ b/mod/wiki/search.php
@@ -41,7 +41,9 @@ if (! $cm = get_coursemodule_from_id('wiki', $cmid)) {
 require_course_login($course, true, $cm);
 
 // @TODO: Fix call to wiki_get_subwiki_by_group
-$gid = groups_get_activity_group($cm);
+if (!$gid = groups_get_activity_group($cm)){
+    $gid = 0;
+}
 if (!$subwiki = wiki_get_subwiki_by_group($cm->instance, $gid)){
     return false;
 }
diff --git a/mod/wiki/view.php b/mod/wiki/view.php
index c5d7830a1c9..ad6f359e9e4 100644
--- a/mod/wiki/view.php
+++ b/mod/wiki/view.php
@@ -241,7 +241,9 @@ if ($id) {
 
     // Checking subwiki instance
     // @TODO: Fix call to wiki_get_subwiki_by_group
-    $currentgroup = groups_get_activity_group($cm);
+    if (!$currentgroup = groups_get_activity_group($cm)){
+        $currentgroup = 0;
+    }
     if (!$subwiki = wiki_get_subwiki_by_group($wid, $currentgroup)) {
         print_error('incorrectsubwikiid', 'wiki');
     }