X-Git-Url: https://git.enpas.org/?a=blobdiff_plain;f=core%2Frostermanager.lua;h=5266afb52679b5bbe7677df3180350de8bc847ce;hb=38145a934e37c615fbab1626f24c9eb0ec3012ac;hp=59ba6579a24af27fe78470de5473bb4ff1347698;hpb=a3ba9ca433354d0092b9e86f553b23fba2113506;p=prosody.git

diff --git a/core/rostermanager.lua b/core/rostermanager.lua
index 59ba6579..5266afb5 100644
--- a/core/rostermanager.lua
+++ b/core/rostermanager.lua
@@ -1,7 +1,7 @@
 -- Prosody IM
 -- Copyright (C) 2008-2010 Matthew Wild
 -- Copyright (C) 2008-2010 Waqas Hussain
--- 
+--
 -- This project is MIT/X11 licensed. Please see the
 -- COPYING file in the source package for more information.
 --
@@ -11,16 +11,14 @@
 
 local log = require "util.logger".init("rostermanager");
 
-local setmetatable = setmetatable;
-local format = string.format;
-local loadfile, setfenv, pcall = loadfile, setfenv, pcall;
-local pairs, ipairs = pairs, ipairs;
+local pairs = pairs;
 local tostring = tostring;
 
 local hosts = hosts;
 local bare_sessions = bare_sessions;
 
 local datamanager = require "util.datamanager"
+local um_user_exists = require "core.usermanager".user_exists;
 local st = require "util.stanza";
 
 module "rostermanager"
@@ -83,15 +81,15 @@ end
 
 function load_roster(username, host)
 	local jid = username.."@"..host;
-	log("debug", "load_roster: asked for: "..jid);
+	log("debug", "load_roster: asked for: %s", jid);
 	local user = bare_sessions[jid];
 	local roster;
 	if user then
 		roster = user.roster;
 		if roster then return roster; end
-		log("debug", "load_roster: loading for new user: "..username.."@"..host);
+		log("debug", "load_roster: loading for new user: %s@%s", username, host);
 	else -- Attempt to load roster for non-loaded user
-		log("debug", "load_roster: loading for offline user: "..username.."@"..host);
+		log("debug", "load_roster: loading for offline user: %s@%s", username, host);
 	end
 	local data, err = datamanager.load(username, host, "roster");
 	roster = data or {};
@@ -99,16 +97,21 @@ function load_roster(username, host)
 	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");
+		log("warn", "roster for %s has a self-contact", jid);
 	end
 	if not err then
-		hosts[host].events.fire_event("roster-load", username, host, roster);
+		hosts[host].events.fire_event("roster-load", { username = username, host = host, roster = roster });
 	end
 	return roster, err;
 end
 
 function save_roster(username, host, roster)
-	log("debug", "save_roster: saving roster for "..username.."@"..host);
+	if not um_user_exists(username, host) then
+		log("debug", "not saving roster for %s@%s: the user doesn't exist", username, host);
+		return nil;
+	end
+
+	log("debug", "save_roster: saving roster for %s@%s", username, host);
 	if not roster then
 		roster = hosts[host] and hosts[host].sessions[username] and hosts[host].sessions[username].roster;
 		--if not roster then
@@ -238,7 +241,7 @@ function set_contact_pending_out(username, host, jid) -- subscribe
 		roster[jid] = item;
 	end
 	item.ask = "subscribe";
-	log("debug", "set_contact_pending_out: saving roster; set "..username.."@"..host..".roster["..jid.."].ask=subscribe");
+	log("debug", "set_contact_pending_out: saving roster; set %s@%s.roster[%q].ask=subscribe", username, host, jid);
 	return save_roster(username, host, roster);
 end
 function unsubscribe(username, host, jid)
@@ -278,23 +281,21 @@ function unsubscribed(username, host, jid)
 	local roster = load_roster(username, host);
 	local item = roster[jid];
 	local pending = is_contact_pending_in(username, host, jid);
-	local changed = nil;
-	if is_contact_pending_in(username, host, jid) then
+	if pending then
 		roster.pending[jid] = nil; -- TODO maybe delete roster.pending if empty?
-		changed = true;
 	end
+	local subscribed;
 	if item then
 		if item.subscription == "from" then
 			item.subscription = "none";
-			changed = true;
+			subscribed = true;
 		elseif item.subscription == "both" then
 			item.subscription = "to";
-			changed = true;
+			subscribed = true;
 		end
 	end
-	if changed then
-		return save_roster(username, host, roster);
-	end
+	local success = (pending or subscribed) and save_roster(username, host, roster);
+	return success, pending, subscribed;
 end
 
 function process_outbound_subscription_request(username, host, jid)