From 7675816307ee6fc5403200a0e9cea98a5f745443 Mon Sep 17 00:00:00 2001
From: ccd0 <admin@containerchan.org>
Date: Thu, 6 Dec 2018 23:37:25 -0800
Subject: [PATCH] Fix bugs in cross-site data access.

---
 src/classes/DataBoard.coffee | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/classes/DataBoard.coffee b/src/classes/DataBoard.coffee
index ca0fa5ce3..3a07e3d4c 100644
--- a/src/classes/DataBoard.coffee
+++ b/src/classes/DataBoard.coffee
@@ -48,6 +48,7 @@ class DataBoard
 
   delete: ({siteID, boardID, threadID, postID}) ->
     siteID or= Site.hostname
+    return unless @data[siteID]
     @save =>
       if postID
         return unless @data[siteID].boards[boardID]?[threadID]
@@ -61,6 +62,7 @@ class DataBoard
         delete @data[siteID].boards[boardID]
 
   deleteIfEmpty: ({siteID, boardID, threadID}) ->
+    return unless @data[siteID]
     if threadID
       unless Object.keys(@data[siteID].boards[boardID][threadID]).length
         delete @data[siteID].boards[boardID][threadID]
@@ -75,6 +77,7 @@ class DataBoard
 
   setUnsafe: ({siteID, boardID, threadID, postID, val}) ->
     siteID or= Site.hostname
+    @data[siteID] or= boards: {}
     if postID isnt undefined
       ((@data[siteID].boards[boardID] or= {})[threadID] or= {})[postID] = val
     else if threadID isnt undefined
@@ -96,7 +99,7 @@ class DataBoard
 
   get: ({siteID, boardID, threadID, postID, defaultValue}) ->
     siteID or= Site.hostname
-    if board = @data[siteID].boards[boardID]
+    if board = @data[siteID]?.boards[boardID]
       unless threadID?
         if postID?
           for ID, thread in board