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-rw-r--r--include/mod_muc_room.hrl1
-rw-r--r--src/mod_muc_room.erl45
2 files changed, 34 insertions, 12 deletions
diff --git a/include/mod_muc_room.hrl b/include/mod_muc_room.hrl
index 47489f3d0..551da7285 100644
--- a/include/mod_muc_room.hrl
+++ b/include/mod_muc_room.hrl
@@ -106,6 +106,7 @@
config = #config{} :: config(),
users = (?DICT):new() :: ?TDICT,
subscribers = (?DICT):new() :: ?TDICT,
+ subscriber_nicks = (?DICT):new() :: ?TDICT,
last_voice_request_time = treap:empty() :: treap:treap(),
robots = (?DICT):new() :: ?TDICT,
nicks = (?DICT):new() :: ?TDICT,
diff --git a/src/mod_muc_room.erl b/src/mod_muc_room.erl
index 340f935ec..ac2f5daf1 100644
--- a/src/mod_muc_room.erl
+++ b/src/mod_muc_room.erl
@@ -1743,12 +1743,15 @@ update_online_user(JID, #user{nick = Nick} = User, StateData) ->
set_subscriber(JID, Nick, Nodes, StateData) ->
BareJID = jid:remove_resource(JID),
- Subscribers = ?DICT:store(jid:tolower(BareJID),
+ LBareJID = jid:tolower(BareJID),
+ Subscribers = ?DICT:store(LBareJID,
#subscriber{jid = BareJID,
nick = Nick,
nodes = Nodes},
StateData#state.subscribers),
- NewStateData = StateData#state{subscribers = Subscribers},
+ Nicks = ?DICT:store(Nick, [LBareJID], StateData#state.subscriber_nicks),
+ NewStateData = StateData#state{subscribers = Subscribers,
+ subscriber_nicks = Nicks},
store_room(NewStateData),
NewStateData.
@@ -1833,10 +1836,13 @@ add_user_presence_un(JID, Presence, StateData) ->
%% Find and return a list of the full JIDs of the users of Nick.
%% Return jid record.
find_jids_by_nick(Nick, StateData) ->
- case (?DICT):find(Nick, StateData#state.nicks) of
- {ok, [User]} -> [jid:make(User)];
- {ok, Users} -> [jid:make(LJID) || LJID <- Users];
- error -> false
+ Nicks = ?DICT:merge(fun(_, Val, _) -> Val end,
+ StateData#state.nicks,
+ StateData#state.subscriber_nicks),
+ case (?DICT):find(Nick, Nicks) of
+ {ok, [User]} -> [jid:make(User)];
+ {ok, Users} -> [jid:make(LJID) || LJID <- Users];
+ error -> false
end.
%% Find and return the full JID of the user of Nick with
@@ -1903,7 +1909,14 @@ is_nick_change(JID, Nick, StateData) ->
end.
nick_collision(User, Nick, StateData) ->
- UserOfNick = find_jid_by_nick(Nick, StateData),
+ UserOfNick = case find_jid_by_nick(Nick, StateData) of
+ false ->
+ case ?DICT:find(Nick, StateData#state.subscriber_nicks) of
+ {ok, [J]} -> J;
+ error -> false
+ end;
+ J -> J
+ end,
(UserOfNick /= false andalso
jid:remove_resource(jid:tolower(UserOfNick))
/= jid:remove_resource(jid:tolower(User))).
@@ -4646,10 +4659,17 @@ process_iq_mucsub(From, _Packet,
sub_el = #xmlel{name = <<"unsubscribe">>}},
StateData) ->
LBareJID = jid:tolower(jid:remove_resource(From)),
- Subscribers = ?DICT:erase(LBareJID, StateData#state.subscribers),
- NewStateData = StateData#state{subscribers = Subscribers},
- store_room(NewStateData),
- {result, [], NewStateData};
+ case ?DICT:find(LBareJID, StateData#state.subscribers) of
+ {ok, #subscriber{nick = Nick}} ->
+ Nicks = ?DICT:erase(Nick, StateData#state.subscriber_nicks),
+ Subscribers = ?DICT:erase(LBareJID, StateData#state.subscribers),
+ NewStateData = StateData#state{subscribers = Subscribers,
+ subscriber_nicks = Nicks},
+ store_room(NewStateData),
+ {result, [], NewStateData};
+ error ->
+ {result, [], StateData}
+ end;
process_iq_mucsub(From, _Packet,
#iq{type = get, lang = Lang,
sub_el = #xmlel{name = <<"subscriptions">>}},
@@ -4674,7 +4694,8 @@ process_iq_mucsub(_From, _Packet, #iq{lang = Lang}, _StateData) ->
remove_subscriptions(StateData) ->
if not (StateData#state.config)#config.allow_subscription ->
- StateData#state{subscribers = ?DICT:new()};
+ StateData#state{subscribers = ?DICT:new(),
+ subscriber_nicks = ?DICT:new()};
true ->
StateData
end.