From 054a2d38c1ab12bf6bda2c22b775a91b9fb4dd4a Mon Sep 17 00:00:00 2001
From: Waqas Hussain <waqas20@gmail.com>
Date: Mon, 24 May 2010 00:29:45 +0500
Subject: rostermanager: Mark rosters which fail to load as broken, and never
 save them.

---
 core/rostermanager.lua | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/core/rostermanager.lua b/core/rostermanager.lua
index a3315245..285cf4f6 100644
--- a/core/rostermanager.lua
+++ b/core/rostermanager.lua
@@ -96,7 +96,7 @@ function load_roster(username, host)
 	local data, err = datamanager.load(username, host, "roster");
 	roster = data or {};
 	if user then user.roster = roster; end
-	if not roster[false] then roster[false] = { }; end
+	if not roster[false] then roster[false] = { broken = err or nil }; end
 	if roster[jid] then
 		roster[jid] = nil;
 		log("warn", "roster for "..jid.." has a self-contact");
@@ -125,6 +125,7 @@ function save_roster(username, host, roster)
 		if metadata.version ~= true then
 			metadata.version = (metadata.version or 0) + 1;
 		end
+		if roster[false].broken then return nil, "Not saving broken roster" end
 		return datamanager.store(username, host, "roster", roster);
 	end
 	log("warn", "save_roster: user had no roster to save");
-- 
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