From 7b0e57380aee122f19aea64e09b63670a51662fb Mon Sep 17 00:00:00 2001
From: Alexander Sulfrian <alexander.sulfrian@fu-berlin.de>
Date: Tue, 16 Aug 2016 17:29:01 +0200
Subject: Models: Remove user from all objects on board leave (Fixes: #667)

Remove the user as member and watcher of all lists, cards and the board itself
when leaving the board.
---
 models/boards.js | 36 ++++++++++++++++++++++++++++++++++++
 1 file changed, 36 insertions(+)

(limited to 'models')

diff --git a/models/boards.js b/models/boards.js
index 9fef92a7..02f28b5a 100644
--- a/models/boards.js
+++ b/models/boards.js
@@ -462,6 +462,42 @@ if (Meteor.isServer) {
     });
   };
 
+  // Remove a member from all objects of the board before leaving the board
+  Boards.before.update((userId, doc, fieldNames, modifier) => {
+    if (!_.contains(fieldNames, 'members')) {
+      return;
+    }
+
+    if (modifier.$set) {
+      const boardId = doc._id;
+      foreachRemovedMember(doc, modifier.$set, (memberId) => {
+        Cards.update(
+          { boardId },
+          {
+            $pull: {
+              members: memberId,
+              watchers: memberId,
+            },
+          },
+          { multi: true }
+        );
+
+        Lists.update(
+          { boardId },
+          {
+            $pull: {
+              watchers: memberId,
+            },
+          },
+          { multi: true }
+        );
+
+        const board = Boards._transform(doc);
+        board.setWatcher(memberId, false);
+      });
+    }
+  });
+
   // Add a new activity if we add or remove a member to the board
   Boards.after.update((userId, doc, fieldNames, modifier) => {
     if (!_.contains(fieldNames, 'members')) {
-- 
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