1 files changed, 31 insertions, 21 deletions

diff --git a/mod/groups/actions/addtogroup.php b/mod/groups/actions/addtogroup.php
index db697d573..af99c3edf 100644
--- a/mod/groups/actions/addtogroup.php
+++ b/mod/groups/actions/addtogroup.php
@@ -19,25 +19,27 @@
 	$group_guid = get_input('group_guid');
 	
 	$user = get_entity($user_guid);	
-	$group = get_entity($group);
-	
-	if ($_SESSION['user']->getGUID() == $group->getGUID())
+	$group = get_entity($group_guid);
+
+	if ($_SESSION['user']->getGUID() == $group->owner_guid)
 	{
 		$requests = $user->group_join_request;
+		
 		if ($requests)
 		{
 			foreach ($requests as $request) 
 			{
 				if ($request == $group->getGUID())
 				{
+					
 					// User has requested to join this group previously, so we can safely add them
 
 					// add them
-					if ($group->join($user))
+					if ((!$group->isMember($user)) && ($group->join($user)))
 					{
 						
 						// send welcome email
-						notify_user($user->getGUID(), "", 
+						notify_user($user->getGUID(), $group->owner_guid, 
 							sprintf(elgg_echo('groups:welcome:subject'), $group->title), 
 							sprintf(elgg_echo('groups:welcome:body'), $user->name, $group->title, $group->getURL()),
 							NULL, "email");
@@ -52,28 +54,36 @@
 					exit;	
 				}
 			}
+		}
 			
-			// Not found in request array, so send an invite and set invite flag
-			
-			// Set invite flag
-			if (!$user->setMetaData('group_invite', $group->getGUID(), "", true))
-				system_message(elgg_echo("groups:usernotinvited"));
+		// Not found in request array, so send an invite and set invite flag
+		$methods = $user->group_invite;
+		if (($methods) && (!is_array($methods)))
+			$methods = array($methods);
+		if (!$methods) $methods=array();
+		$methods[] = $group->getGUID();
+		$methods = array_unique($methods);
+		
+		// Set invite flag
+		//if (!$user->setMetaData('group_invite', $group->getGUID(), "", true))
+		if (!$user->group_invite = $methods)
+			system_message(elgg_echo("groups:usernotinvited"));
+		else
+		{
+			// Send email
+			if (notify_user($user->getGUID(), $group->owner_guid, 
+					sprintf(elgg_echo('groups:invite:subject'), $user->name, $group->title), 
+					sprintf(elgg_echo('groups:invite:body'), $user->name, $group->title, "{$CONFIG->url}action/groups/join?user_guid={$user->guid}&group_guid={$group->guid}"),
+					NULL, "email"))
+				system_message(elgg_echo("groups:userinvited"));
 			else
-			{
-				// Send email
-				if (notify_user($user->getGUID(), "", 
-						sprintf(elgg_echo('groups:invite:subject'), $user->name, $group->title), 
-						sprintf(elgg_echo('groups:invite:body'), $user->name, $group->title, "http://{$CONFIG->url}action/groups/join?user_guid={$user->guid}&group_guid={$group->guid}"),
-						NULL, "email"))
-					system_message(elgg_echo("groups:userinvited"));
-				else
-					system_message(elgg_echo("groups:usernotinvited"));
-			}
+				system_message(elgg_echo("groups:usernotinvited"));
 		}
+		
 	}
 	else
 		system_message(elgg_echo("groups:notowner"));
 		
-	forward($_SERVER['HTTP_REFERER']);
+	//forward($_SERVER['HTTP_REFERER']);
 	exit;	
 ?>
\ No newline at end of file