From 0fc14f129d81a9363f9b8044f061e4f23151043a Mon Sep 17 00:00:00 2001
From: Alys <alice.harris@oldgods.net>
Date: Sat, 27 Jun 2015 14:19:40 +1000
Subject: [PATCH] prevent challenge tasks being deleted when challenge ID (cid)
 has been lost - possible fix for
 https://github.com/HabitRPG/habitrpg/issues/4466

---
 website/src/models/user.js | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/website/src/models/user.js b/website/src/models/user.js
index c77df6ab56..7000cdf5a8 100644
--- a/website/src/models/user.js
+++ b/website/src/models/user.js
@@ -539,6 +539,9 @@ UserSchema.pre('save', function(next) {
 
 UserSchema.methods.unlink = function(options, cb) {
   var cid = options.cid, keep = options.keep, tid = options.tid;
+  if (!cid) {
+    return cb("Could not remove challenge tasks. Please delete them manually.");
+  }
   var self = this;
   switch (keep) {
     case 'keep':