Index: /modules/branches/2.10/ringgroups/functions.inc.php
===================================================================
--- /modules/branches/2.10/ringgroups/functions.inc.php (revision 13091)
+++ /modules/branches/2.10/ringgroups/functions.inc.php (revision 13456)
@@ -428,3 +428,40 @@
         }
 }
+
+if ($amp_conf['EXTENSION_LIST_RINGGROUPS']) {
+
+	function ringgroups_configpageinit($pagename) {
+		global $currentcomponent;
+		// On a 'new' user, 'tech_hardware' is set, and there's no extension.
+		if (($_REQUEST['display'] == 'users'||$_REQUEST['display'] == 'extensions')&& isset($_REQUEST['extdisplay']) && $_REQUEST['extdisplay'] != '') {
+		$currentcomponent->addprocessfunc('ringgroups_configpageload', 1);
+		}
+	}
+
+	// This is called before the page is actually displayed, so we can use addguielem(). draws hook on the extensions/users page
+	function ringgroups_configpageload() {
+		global $currentcomponent;
+		global $display;
+		$extdisplay=isset($_REQUEST['extdisplay'])?$_REQUEST['extdisplay']:'';
+	
+		if ($display == 'extensions' || $display == 'users') {
+			$section = _('Ring Group Membership');
+		
+			$sql = "SELECT grpnum, description FROM ringgroups WHERE grplist LIKE '$extdisplay-%' OR grplist LIKE '%-$extdisplay-%' OR grplist LIKE '%-$extdisplay' OR grplist = '$extdisplay'";
+			$results = sql($sql,"getAll",DB_FETCHMODE_ASSOC);
+		
+			$ringgroup_count = 0;
+			foreach($results as $result) {
+				$addURL = $_SERVER['PHP_SELF'].'?display=ringgroups&extdisplay='.$result['grpnum'];
+				$ringgroup_icon = 'images/email_edit.png';
+				$ringgroup_label = $result['grpnum']." ".$result['description'];
+				$ringgroup_label = '&nbsp;<span>
+					<img width="16" height="16" border="0" title="'.$ringgroup_label.'" alt="" src="'.$ringgroup_icon.'"/> '.$ringgroup_label.
+				'</span> ';
+				$currentcomponent->addguielem($section, new gui_link('ringgroup_'.$ringgroup_count++, $ringgroup_label, $addURL, true, false), 9);
+			}
+		}
+	}
+
+} // only included if feature enabled
 ?>
Index: /modules/branches/2.10/ringgroups/install.php
===================================================================
--- /modules/branches/2.10/ringgroups/install.php (revision 13091)
+++ /modules/branches/2.10/ringgroups/install.php (revision 13456)
@@ -321,3 +321,22 @@
 	}
 }
+
+$freepbx_conf =& freepbx_conf::create();
+
+// EXTENSION_LIST_RINGGROUPS
+//
+$set['value'] = false;
+$set['defaultval'] =& $set['value'];
+$set['readonly'] = 0;
+$set['hidden'] = 0;
+$set['level'] = 0;
+$set['module'] = 'ringgroups';
+$set['category'] = 'Ring Group Module';
+$set['emptyok'] = 0;
+$set['sortorder'] = 50;
+$set['name'] = 'Display Extension Ring Group Members';
+$set['description'] = 'When set to true extensions that belong to one or more Ring Groups will have a Ring Group section and link back to each group they are a member of.';
+$set['type'] = CONF_TYPE_BOOL;
+$freepbx_conf->define_conf_setting('EXTENSION_LIST_RINGGROUPS',$set);
+
 ?>