if ($result) { $response["error"] = FALSE; $response["success_msg"] = "Registration successful"; $response["user"]["username"] = $username; $response["user"]["password"] = $password; echo json_encode($response); } else { $response["error"] = TRUE; $response["error_msg"] = "An error occured during registration"; echo json_encode($response); } } } else { if ($tag == 'retrieve_Friends') { $username = $_POST['username']; $result = $dbFunctions->retrieveFriends($username); if ($result) { $response["error"] = FALSE; $response["friends"] = $result; echo json_encode($response); } else { $response["error"] = TRUE; $response["error_msg"] = "No friends were found"; echo json_encode($response); } } else { if ($tag == 'retrieve_friendInvites') { $username = $_POST['username']; $result = $dbFunctions->retrieveFriendInvites($username); if ($result != false) { $response["error"] = FALSE;