From 30c82426e3ffa64b4cc12b33fce825830d54cb4d Mon Sep 17 00:00:00 2001
From: toyomoyo <toyomoyo>
Date: Mon, 4 Dec 2006 01:54:24 +0000
Subject: [PATCH] merged fixed a bug where admin can't unassign himself from
 non-admin role in site context

---
 admin/roles/assign.php | 14 +++++++++++---
 1 file changed, 11 insertions(+), 3 deletions(-)

diff --git a/admin/roles/assign.php b/admin/roles/assign.php
index 48db1878166..a8419543a6b 100755
--- a/admin/roles/assign.php
+++ b/admin/roles/assign.php
@@ -155,9 +155,17 @@
         } else if ($remove and !empty($frm->removeselect) and confirm_sesskey()) {
 
             $sitecontext = get_context_instance(CONTEXT_SYSTEM);
-            $topleveladmin = ( ($context->id == $sitecontext->id) && 
-                                has_capability('moodle/site:doanything', $sitecontext) );
-
+            $topleveladmin = false;
+   
+            // we only worry about this if the role has doanything capability at site level
+            if ($adminroles = get_roles_with_capability('moodle/site:doanything', CAP_ALLOW, $sitecontext)) {
+                foreach ($adminroles as $adminrole) {
+                    if ($adminrole->id == $roleid) {
+                        $topleveladmin = true;
+                    }
+                }
+            }
+            
             foreach ($frm->removeselect as $removeuser) {
                 $removeuser = clean_param($removeuser, PARAM_INT);