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Clean mod_roster.erl from DB specific code

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This commit is contained in:
Evgeniy Khramtsov 2016-04-14 10:58:32 +03:00
parent 0b439a7d5b
commit 398f1de5ae
4 changed files with 657 additions and 586 deletions
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651
src/mod_roster.erl
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@ -49,7 +49,6 @@
get_jid_info/4, item_to_xml/1, webadmin_page/3,
webadmin_user/4, get_versioning_feature/2,
roster_versioning_enabled/1, roster_version/2,
record_to_string/1, groups_to_string/1,
mod_opt_type/1, set_roster/1]).
-include("ejabberd.hrl").
@ -65,23 +64,27 @@
-export_type([subscription/0]).
-callback init(binary(), gen_mod:opts()) -> any().
-callback import(binary(), #roster{} | #roster_version{}) -> ok | pass.
-callback read_roster_version(binary(), binary()) -> binary() | error.
-callback write_roster_version(binary(), binary(), boolean(), binary()) -> any().
-callback get_roster(binary(), binary()) -> [#roster{}].
-callback get_roster_by_jid(binary(), binary(), ljid()) -> #roster{}.
-callback get_only_items(binary(), binary()) -> [#roster{}].
-callback roster_subscribe(binary(), binary(), ljid(), #roster{}) -> any().
-callback transaction(binary(), function()) -> {atomic, any()} | {aborted, any()}.
-callback get_roster_by_jid_with_groups(binary(), binary(), ljid()) -> #roster{}.
-callback remove_user(binary(), binary()) -> {atomic, any()}.
-callback update_roster(binary(), binary(), ljid(), #roster{}) -> any().
-callback del_roster(binary(), binary(), ljid()) -> any().
-callback read_subscription_and_groups(binary(), binary(), ljid()) ->
{subscription(), [binary()]}.
start(Host, Opts) ->
IQDisc = gen_mod:get_opt(iqdisc, Opts, fun gen_iq_handler:check_type/1,
one_queue),
case gen_mod:db_type(Host, Opts) of
mnesia ->
mnesia:create_table(roster,
[{disc_copies, [node()]},
{attributes, record_info(fields, roster)}]),
mnesia:create_table(roster_version,
[{disc_copies, [node()]},
{attributes,
record_info(fields, roster_version)}]),
update_tables(),
mnesia:add_table_index(roster, us),
mnesia:add_table_index(roster_version, us);
_ -> ok
end,
Mod = gen_mod:db_mod(Host, Opts, ?MODULE),
Mod:init(Host, Opts),
ejabberd_hooks:add(roster_get, Host, ?MODULE,
get_user_roster, 50),
ejabberd_hooks:add(roster_in_subscription, Host,
@ -194,26 +197,8 @@ roster_version(LServer, LUser) ->
end.
read_roster_version(LUser, LServer) ->
read_roster_version(LUser, LServer,
gen_mod:db_type(LServer, ?MODULE)).
read_roster_version(LUser, LServer, mnesia) ->
US = {LUser, LServer},
case mnesia:dirty_read(roster_version, US) of
[#roster_version{version = V}] -> V;
[] -> error
end;
read_roster_version(LUser, LServer, odbc) ->
case odbc_queries:get_roster_version(LServer, LUser) of
{selected, [{Version}]} -> Version;
{selected, []} -> error
end;
read_roster_version(LServer, LUser, riak) ->
case ejabberd_riak:get(roster_version, roster_version_schema(),
{LUser, LServer}) of
{ok, #roster_version{version = V}} -> V;
_Err -> error
end.
Mod = gen_mod:db_mod(LServer, ?MODULE),
Mod:read_roster_version(LUser, LServer).
write_roster_version(LUser, LServer) ->
write_roster_version(LUser, LServer, false).
@ -223,38 +208,10 @@ write_roster_version_t(LUser, LServer) ->
write_roster_version(LUser, LServer, InTransaction) ->
Ver = p1_sha:sha(term_to_binary(p1_time_compat:unique_integer())),
write_roster_version(LUser, LServer, InTransaction, Ver,
gen_mod:db_type(LServer, ?MODULE)),
Mod = gen_mod:db_mod(LServer, ?MODULE),
Mod:write_roster_version(LUser, LServer, InTransaction, Ver),
Ver.
write_roster_version(LUser, LServer, InTransaction, Ver,
mnesia) ->
US = {LUser, LServer},
if InTransaction ->
mnesia:write(#roster_version{us = US, version = Ver});
true ->
mnesia:dirty_write(#roster_version{us = US,
version = Ver})
end;
write_roster_version(LUser, LServer, InTransaction, Ver,
odbc) ->
Username = ejabberd_odbc:escape(LUser),
EVer = ejabberd_odbc:escape(Ver),
if InTransaction ->
odbc_queries:set_roster_version(Username, EVer);
true ->
odbc_queries:sql_transaction(LServer,
fun () ->
odbc_queries:set_roster_version(Username,
EVer)
end)
end;
write_roster_version(LUser, LServer, _InTransaction, Ver,
riak) ->
US = {LUser, LServer},
ejabberd_riak:put(#roster_version{us = US, version = Ver},
roster_version_schema()).
%% Load roster from DB only if neccesary.
%% It is neccesary if
%% - roster versioning is disabled in server OR
@ -350,56 +307,8 @@ get_user_roster(Acc, {LUser, LServer}) ->
++ Acc.
get_roster(LUser, LServer) ->
get_roster(LUser, LServer,
gen_mod:db_type(LServer, ?MODULE)).
get_roster(LUser, LServer, mnesia) ->
US = {LUser, LServer},
case catch mnesia:dirty_index_read(roster, US,
#roster.us)
of
Items when is_list(Items)-> Items;
_ -> []
end;
get_roster(LUser, LServer, riak) ->
case ejabberd_riak:get_by_index(roster, roster_schema(),
<<"us">>, {LUser, LServer}) of
{ok, Items} -> Items;
_Err -> []
end;
get_roster(LUser, LServer, odbc) ->
case catch odbc_queries:get_roster(LServer, LUser) of
{selected, Items} when is_list(Items) ->
JIDGroups = case catch odbc_queries:get_roster_jid_groups(
LServer, LUser) of
{selected, JGrps}
when is_list(JGrps) ->
JGrps;
_ -> []
end,
GroupsDict = lists:foldl(fun({J, G}, Acc) ->
dict:append(J, G, Acc)
end,
dict:new(), JIDGroups),
RItems =
lists:flatmap(
fun(I) ->
case raw_to_record(LServer, I) of
%% Bad JID in database:
error -> [];
R ->
SJID = jid:to_string(R#roster.jid),
Groups = case dict:find(SJID, GroupsDict) of
{ok, Gs} -> Gs;
error -> []
end,
[R#roster{groups = Groups}]
end
end,
Items),
RItems;
_ -> []
end.
Mod = gen_mod:db_mod(LServer, ?MODULE),
Mod:get_roster(LUser, LServer).
set_roster(#roster{us = {LUser, LServer}, jid = LJID} = Item) ->
transaction(
@ -437,48 +346,8 @@ item_to_xml(Item) ->
children = SubEls}.
get_roster_by_jid_t(LUser, LServer, LJID) ->
DBType = gen_mod:db_type(LServer, ?MODULE),
get_roster_by_jid_t(LUser, LServer, LJID, DBType).
get_roster_by_jid_t(LUser, LServer, LJID, mnesia) ->
case mnesia:read({roster, {LUser, LServer, LJID}}) of
[] ->
#roster{usj = {LUser, LServer, LJID},
us = {LUser, LServer}, jid = LJID};
[I] ->
I#roster{jid = LJID, name = <<"">>, groups = [],
xs = []}
end;
get_roster_by_jid_t(LUser, LServer, LJID, odbc) ->
{selected, Res} =
odbc_queries:get_roster_by_jid(LServer, LUser, jid:to_string(LJID)),
case Res of
[] ->
#roster{usj = {LUser, LServer, LJID},
us = {LUser, LServer}, jid = LJID};
[I] ->
R = raw_to_record(LServer, I),
case R of
%% Bad JID in database:
error ->
#roster{usj = {LUser, LServer, LJID},
us = {LUser, LServer}, jid = LJID};
_ ->
R#roster{usj = {LUser, LServer, LJID},
us = {LUser, LServer}, jid = LJID, name = <<"">>}
end
end;
get_roster_by_jid_t(LUser, LServer, LJID, riak) ->
case ejabberd_riak:get(roster, roster_schema(), {LUser, LServer, LJID}) of
{ok, I} ->
I#roster{jid = LJID, name = <<"">>, groups = [],
xs = []};
{error, notfound} ->
#roster{usj = {LUser, LServer, LJID},
us = {LUser, LServer}, jid = LJID};
Err ->
exit(Err)
end.
Mod = gen_mod:db_mod(LServer, ?MODULE),
Mod:get_roster_by_jid(LUser, LServer, LJID).
try_process_iq_set(From, To, #iq{sub_el = SubEl, lang = Lang} = IQ) ->
#jid{server = Server} = From,
@ -632,77 +501,37 @@ push_item_version(Server, User, From, Item,
end,
ejabberd_sm:get_user_resources(User, Server)).
get_subscription_lists(Acc, User, Server) ->
get_subscription_lists(_Acc, User, Server) ->
LUser = jid:nodeprep(User),
LServer = jid:nameprep(Server),
DBType = gen_mod:db_type(LServer, ?MODULE),
Items = get_subscription_lists(Acc, LUser, LServer,
DBType),
Mod = gen_mod:db_mod(LServer, ?MODULE),
Items = Mod:get_only_items(LUser, LServer),
fill_subscription_lists(LServer, Items, [], []).
get_subscription_lists(_, LUser, LServer, mnesia) ->
US = {LUser, LServer},
case mnesia:dirty_index_read(roster, US, #roster.us) of
Items when is_list(Items) -> Items;
_ -> []
end;
get_subscription_lists(_, LUser, LServer, odbc) ->
case catch odbc_queries:get_roster(LServer, LUser) of
{selected, Items} when is_list(Items) ->
lists:map(fun(I) -> raw_to_record(LServer, I) end, Items);
_ -> []
end;
get_subscription_lists(_, LUser, LServer, riak) ->
case ejabberd_riak:get_by_index(roster, roster_schema(),
<<"us">>, {LUser, LServer}) of
{ok, Items} -> Items;
_Err -> []
end.
fill_subscription_lists(LServer, [#roster{} = I | Is],
F, T) ->
fill_subscription_lists(LServer, [I | Is], F, T) ->
J = element(3, I#roster.usj),
case I#roster.subscription of
both ->
fill_subscription_lists(LServer, Is, [J | F], [J | T]);
from ->
fill_subscription_lists(LServer, Is, [J | F], T);
to -> fill_subscription_lists(LServer, Is, F, [J | T]);
_ -> fill_subscription_lists(LServer, Is, F, T)
both ->
fill_subscription_lists(LServer, Is, [J | F], [J | T]);
from ->
fill_subscription_lists(LServer, Is, [J | F], T);
to -> fill_subscription_lists(LServer, Is, F, [J | T]);
_ -> fill_subscription_lists(LServer, Is, F, T)
end;
fill_subscription_lists(LServer, [RawI | Is], F, T) ->
I = raw_to_record(LServer, RawI),
case I of
%% Bad JID in database:
error -> fill_subscription_lists(LServer, Is, F, T);
_ -> fill_subscription_lists(LServer, [I | Is], F, T)
end;
fill_subscription_lists(_LServer, [], F, T) -> {F, T}.
fill_subscription_lists(_LServer, [], F, T) ->
{F, T}.
ask_to_pending(subscribe) -> out;
ask_to_pending(unsubscribe) -> none;
ask_to_pending(Ask) -> Ask.
roster_subscribe_t(LUser, LServer, LJID, Item) ->
DBType = gen_mod:db_type(LServer, ?MODULE),
roster_subscribe_t(LUser, LServer, LJID, Item, DBType).
roster_subscribe_t(_LUser, _LServer, _LJID, Item,
mnesia) ->
mnesia:write(Item);
roster_subscribe_t(_LUser, _LServer, _LJID, Item, odbc) ->
ItemVals = record_to_row(Item),
odbc_queries:roster_subscribe(ItemVals);
roster_subscribe_t(LUser, LServer, _LJID, Item, riak) ->
ejabberd_riak:put(Item, roster_schema(),
[{'2i', [{<<"us">>, {LUser, LServer}}]}]).
Mod = gen_mod:db_mod(LServer, ?MODULE),
Mod:roster_subscribe(LUser, LServer, LJID, Item).
transaction(LServer, F) ->
case gen_mod:db_type(LServer, ?MODULE) of
mnesia -> mnesia:transaction(F);
odbc -> ejabberd_odbc:sql_transaction(LServer, F);
riak -> {atomic, F()}
end.
Mod = gen_mod:db_mod(LServer, ?MODULE),
Mod:transaction(LServer, F).
in_subscription(_, User, Server, JID, Type, Reason) ->
process_subscription(in, User, Server, JID, Type,
@ -712,45 +541,8 @@ out_subscription(User, Server, JID, Type) ->
process_subscription(out, User, Server, JID, Type, <<"">>).
get_roster_by_jid_with_groups_t(LUser, LServer, LJID) ->
DBType = gen_mod:db_type(LServer, ?MODULE),
get_roster_by_jid_with_groups_t(LUser, LServer, LJID,
DBType).
get_roster_by_jid_with_groups_t(LUser, LServer, LJID,
mnesia) ->
case mnesia:read({roster, {LUser, LServer, LJID}}) of
[] ->
#roster{usj = {LUser, LServer, LJID},
us = {LUser, LServer}, jid = LJID};
[I] -> I
end;
get_roster_by_jid_with_groups_t(LUser, LServer, LJID,
odbc) ->
SJID = jid:to_string(LJID),
case odbc_queries:get_roster_by_jid(LServer, LUser, SJID) of
{selected, [I]} ->
R = raw_to_record(LServer, I),
Groups =
case odbc_queries:get_roster_groups(LServer, LUser, SJID) of
{selected, JGrps} when is_list(JGrps) ->
[JGrp || {JGrp} <- JGrps];
_ -> []
end,
R#roster{groups = Groups};
{selected, []} ->
#roster{usj = {LUser, LServer, LJID},
us = {LUser, LServer}, jid = LJID}
end;
get_roster_by_jid_with_groups_t(LUser, LServer, LJID, riak) ->
case ejabberd_riak:get(roster, roster_schema(), {LUser, LServer, LJID}) of
{ok, I} ->
I;
{error, notfound} ->
#roster{usj = {LUser, LServer, LJID},
us = {LUser, LServer}, jid = LJID};
Err ->
exit(Err)
end.
Mod = gen_mod:db_mod(LServer, ?MODULE),
Mod:get_roster_by_jid_with_groups(LUser, LServer, LJID).
process_subscription(Direction, User, Server, JID1,
Type, Reason) ->
@ -948,21 +740,8 @@ remove_user(User, Server) ->
LUser = jid:nodeprep(User),
LServer = jid:nameprep(Server),
send_unsubscription_to_rosteritems(LUser, LServer),
remove_user(LUser, LServer,
gen_mod:db_type(LServer, ?MODULE)).
remove_user(LUser, LServer, mnesia) ->
US = {LUser, LServer},
F = fun () ->
lists:foreach(fun (R) -> mnesia:delete_object(R) end,
mnesia:index_read(roster, US, #roster.us))
end,
mnesia:transaction(F);
remove_user(LUser, LServer, odbc) ->
odbc_queries:del_user_roster_t(LServer, LUser),
ok;
remove_user(LUser, LServer, riak) ->
{atomic, ejabberd_riak:delete_by_index(roster, <<"us">>, {LUser, LServer})}.
Mod = gen_mod:db_mod(LServer, ?MODULE),
Mod:remove_user(LUser, LServer).
%% For each contact with Subscription:
%% Both or From, send a "unsubscribed" presence stanza;
@ -1020,33 +799,12 @@ set_items(User, Server, SubEl) ->
transaction(LServer, F).
update_roster_t(LUser, LServer, LJID, Item) ->
DBType = gen_mod:db_type(LServer, ?MODULE),
update_roster_t(LUser, LServer, LJID, Item, DBType).
update_roster_t(_LUser, _LServer, _LJID, Item,
mnesia) ->
mnesia:write(Item);
update_roster_t(LUser, LServer, LJID, Item, odbc) ->
SJID = jid:to_string(LJID),
ItemVals = record_to_row(Item),
ItemGroups = Item#roster.groups,
odbc_queries:update_roster(LServer, LUser, SJID, ItemVals,
ItemGroups);
update_roster_t(LUser, LServer, _LJID, Item, riak) ->
ejabberd_riak:put(Item, roster_schema(),
[{'2i', [{<<"us">>, {LUser, LServer}}]}]).
Mod = gen_mod:db_mod(LServer, ?MODULE),
Mod:update_roster(LUser, LServer, LJID, Item).
del_roster_t(LUser, LServer, LJID) ->
DBType = gen_mod:db_type(LServer, ?MODULE),
del_roster_t(LUser, LServer, LJID, DBType).
del_roster_t(LUser, LServer, LJID, mnesia) ->
mnesia:delete({roster, {LUser, LServer, LJID}});
del_roster_t(LUser, LServer, LJID, odbc) ->
SJID = jid:to_string(LJID),
odbc_queries:del_roster(LServer, LUser, SJID);
del_roster_t(LUser, LServer, LJID, riak) ->
ejabberd_riak:delete(roster, {LUser, LServer, LJID}).
Mod = gen_mod:db_mod(LServer, ?MODULE),
Mod:del_roster(LUser, LServer, LJID).
process_item_set_t(LUser, LServer,
#xmlel{attrs = Attrs, children = Els}) ->
@ -1109,13 +867,12 @@ process_item_attrs_ws(Item, []) -> Item.
get_in_pending_subscriptions(Ls, User, Server) ->
LServer = jid:nameprep(Server),
get_in_pending_subscriptions(Ls, User, Server,
gen_mod:db_type(LServer, ?MODULE)).
Mod = gen_mod:db_mod(LServer, ?MODULE),
get_in_pending_subscriptions(Ls, User, Server, Mod).
get_in_pending_subscriptions(Ls, User, Server, DBType)
when DBType == mnesia; DBType == riak ->
get_in_pending_subscriptions(Ls, User, Server, Mod) ->
JID = jid:make(User, Server, <<"">>),
Result = get_roster(JID#jid.luser, JID#jid.lserver, DBType),
Result = Mod:get_only_items(JID#jid.luser, JID#jid.lserver),
Ls ++ lists:map(fun (R) ->
Message = R#roster.askmessage,
Status = if is_binary(Message) -> (Message);
@ -1140,93 +897,15 @@ get_in_pending_subscriptions(Ls, User, Server, DBType)
_ -> false
end
end,
Result));
get_in_pending_subscriptions(Ls, User, Server, odbc) ->
JID = jid:make(User, Server, <<"">>),
LUser = JID#jid.luser,
LServer = JID#jid.lserver,
case catch odbc_queries:get_roster(LServer, LUser) of
{selected, Items} when is_list(Items) ->
Ls ++
lists:map(fun (R) ->
Message = R#roster.askmessage,
#xmlel{name = <<"presence">>,
attrs =
[{<<"from">>,
jid:to_string(R#roster.jid)},
{<<"to">>, jid:to_string(JID)},
{<<"type">>, <<"subscribe">>}],
children =
[#xmlel{name = <<"status">>,
attrs = [],
children =
[{xmlcdata, Message}]}]}
end,
lists:flatmap(fun (I) ->
case raw_to_record(LServer, I) of
%% Bad JID in database:
error -> [];
R ->
case R#roster.ask of
in -> [R];
both -> [R];
_ -> []
end
end
end,
Items));
_ -> Ls
end.
Result)).
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
read_subscription_and_groups(User, Server, LJID) ->
LUser = jid:nodeprep(User),
LServer = jid:nameprep(Server),
read_subscription_and_groups(LUser, LServer, LJID,
gen_mod:db_type(LServer, ?MODULE)).
read_subscription_and_groups(LUser, LServer, LJID,
mnesia) ->
case catch mnesia:dirty_read(roster,
{LUser, LServer, LJID})
of
[#roster{subscription = Subscription,
groups = Groups}] ->
{Subscription, Groups};
_ -> error
end;
read_subscription_and_groups(LUser, LServer, LJID,
odbc) ->
SJID = jid:to_string(LJID),
case catch odbc_queries:get_subscription(LServer, LUser, SJID) of
{selected, [{SSubscription}]} ->
Subscription = case SSubscription of
<<"B">> -> both;
<<"T">> -> to;
<<"F">> -> from;
_ -> none
end,
Groups = case catch
odbc_queries:get_rostergroup_by_jid(LServer, LUser,
SJID)
of
{selected, JGrps} when is_list(JGrps) ->
[JGrp || {JGrp} <- JGrps];
_ -> []
end,
{Subscription, Groups};
_ -> error
end;
read_subscription_and_groups(LUser, LServer, LJID,
riak) ->
case ejabberd_riak:get(roster, roster_schema(), {LUser, LServer, LJID}) of
{ok, #roster{subscription = Subscription,
groups = Groups}} ->
{Subscription, Groups};
_ ->
error
end.
Mod = gen_mod:db_mod(LServer, ?MODULE),
Mod:read_subscription_and_groups(LUser, LServer, LJID).
get_jid_info(_, User, Server, JID) ->
LJID = jid:tolower(JID),
@ -1246,155 +925,6 @@ get_jid_info(_, User, Server, JID) ->
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
raw_to_record(LServer,
[User, SJID, Nick, SSubscription, SAsk, SAskMessage,
_SServer, _SSubscribe, _SType]) ->
raw_to_record(LServer,
{User, SJID, Nick, SSubscription, SAsk, SAskMessage,
_SServer, _SSubscribe, _SType});
raw_to_record(LServer,
{User, SJID, Nick, SSubscription, SAsk, SAskMessage,
_SServer, _SSubscribe, _SType}) ->
case jid:from_string(SJID) of
error -> error;
JID ->
LJID = jid:tolower(JID),
Subscription = case SSubscription of
<<"B">> -> both;
<<"T">> -> to;
<<"F">> -> from;
_ -> none
end,
Ask = case SAsk of
<<"S">> -> subscribe;
<<"U">> -> unsubscribe;
<<"B">> -> both;
<<"O">> -> out;
<<"I">> -> in;
_ -> none
end,
#roster{usj = {User, LServer, LJID},
us = {User, LServer}, jid = LJID, name = Nick,
subscription = Subscription, ask = Ask,
askmessage = SAskMessage}
end.
record_to_string(#roster{us = {User, _Server},
jid = JID, name = Name, subscription = Subscription,
ask = Ask, askmessage = AskMessage}) ->
Username = ejabberd_odbc:escape(User),
SJID =
ejabberd_odbc:escape(jid:to_string(jid:tolower(JID))),
Nick = ejabberd_odbc:escape(Name),
SSubscription = case Subscription of
both -> <<"B">>;
to -> <<"T">>;
from -> <<"F">>;
none -> <<"N">>
end,
SAsk = case Ask of
subscribe -> <<"S">>;
unsubscribe -> <<"U">>;
both -> <<"B">>;
out -> <<"O">>;
in -> <<"I">>;
none -> <<"N">>
end,
SAskMessage = ejabberd_odbc:escape(AskMessage),
[Username, SJID, Nick, SSubscription, SAsk, SAskMessage,
<<"N">>, <<"">>, <<"item">>].
record_to_row(
#roster{us = {LUser, _LServer},
jid = JID, name = Name, subscription = Subscription,
ask = Ask, askmessage = AskMessage}) ->
SJID = jid:to_string(jid:tolower(JID)),
SSubscription = case Subscription of
both -> <<"B">>;
to -> <<"T">>;
from -> <<"F">>;
none -> <<"N">>
end,
SAsk = case Ask of
subscribe -> <<"S">>;
unsubscribe -> <<"U">>;
both -> <<"B">>;
out -> <<"O">>;
in -> <<"I">>;
none -> <<"N">>
end,
{LUser, SJID, Name, SSubscription, SAsk, AskMessage}.
groups_to_string(#roster{us = {User, _Server},
jid = JID, groups = Groups}) ->
Username = ejabberd_odbc:escape(User),
SJID =
ejabberd_odbc:escape(jid:to_string(jid:tolower(JID))),
lists:foldl(fun (<<"">>, Acc) -> Acc;
(Group, Acc) ->
G = ejabberd_odbc:escape(Group),
[[Username, SJID, G] | Acc]
end,
[], Groups).
update_tables() ->
update_roster_table(),
update_roster_version_table().
update_roster_table() ->
Fields = record_info(fields, roster),
case mnesia:table_info(roster, attributes) of
Fields ->
ejabberd_config:convert_table_to_binary(
roster, Fields, set,
fun(#roster{usj = {U, _, _}}) -> U end,
fun(#roster{usj = {U, S, {LU, LS, LR}},
us = {U1, S1},
jid = {U2, S2, R2},
name = Name,
groups = Gs,
askmessage = Ask,
xs = Xs} = R) ->
R#roster{usj = {iolist_to_binary(U),
iolist_to_binary(S),
{iolist_to_binary(LU),
iolist_to_binary(LS),
iolist_to_binary(LR)}},
us = {iolist_to_binary(U1),
iolist_to_binary(S1)},
jid = {iolist_to_binary(U2),
iolist_to_binary(S2),
iolist_to_binary(R2)},
name = iolist_to_binary(Name),
groups = [iolist_to_binary(G) || G <- Gs],
askmessage = try iolist_to_binary(Ask)
catch _:_ -> <<"">> end,
xs = [fxml:to_xmlel(X) || X <- Xs]}
end);
_ ->
?INFO_MSG("Recreating roster table", []),
mnesia:transform_table(roster, ignore, Fields)
end.
%% Convert roster table to support virtual host
%% Convert roster table: xattrs fields become
update_roster_version_table() ->
Fields = record_info(fields, roster_version),
case mnesia:table_info(roster_version, attributes) of
Fields ->
ejabberd_config:convert_table_to_binary(
roster_version, Fields, set,
fun(#roster_version{us = {U, _}}) -> U end,
fun(#roster_version{us = {U, S}, version = Ver} = R) ->
R#roster_version{us = {iolist_to_binary(U),
iolist_to_binary(S)},
version = iolist_to_binary(Ver)}
end);
_ ->
?INFO_MSG("Recreating roster_version table", []),
mnesia:transform_table(roster_version, ignore, Fields)
end.
webadmin_page(_, Host,
#request{us = _US, path = [<<"user">>, U, <<"roster">>],
q = Query, lang = Lang} =
@ -1692,68 +1222,17 @@ is_managed_from_id(<<"roster-remotely-managed">>) ->
is_managed_from_id(_Id) ->
false.
roster_schema() ->
{record_info(fields, roster), #roster{}}.
roster_version_schema() ->
{record_info(fields, roster_version), #roster_version{}}.
export(_Server) ->
[{roster,
fun(Host, #roster{usj = {LUser, LServer, LJID}} = R)
when LServer == Host ->
Username = ejabberd_odbc:escape(LUser),
SJID = ejabberd_odbc:escape(jid:to_string(LJID)),
ItemVals = record_to_string(R),
ItemGroups = groups_to_string(R),
odbc_queries:update_roster_sql(Username, SJID,
ItemVals, ItemGroups);
(_Host, _R) ->
[]
end},
{roster_version,
fun(Host, #roster_version{us = {LUser, LServer}, version = Ver})
when LServer == Host ->
Username = ejabberd_odbc:escape(LUser),
SVer = ejabberd_odbc:escape(Ver),
[[<<"delete from roster_version where username='">>,
Username, <<"';">>],
[<<"insert into roster_version(username, version) values('">>,
Username, <<"', '">>, SVer, <<"');">>]];
(_Host, _R) ->
[]
end}].
export(LServer) ->
Mod = gen_mod:db_mod(LServer, ?MODULE),
Mod:export(LServer).
import(LServer) ->
[{<<"select username, jid, nick, subscription, "
"ask, askmessage, server, subscribe, type from rosterusers;">>,
fun([LUser, JID|_] = Row) ->
Item = raw_to_record(LServer, Row),
Username = ejabberd_odbc:escape(LUser),
SJID = ejabberd_odbc:escape(JID),
{selected, _, Rows} =
ejabberd_odbc:sql_query_t(
[<<"select grp from rostergroups where username='">>,
Username, <<"' and jid='">>, SJID, <<"'">>]),
Groups = [Grp || [Grp] <- Rows],
Item#roster{groups = Groups}
end},
{<<"select username, version from roster_version;">>,
fun([LUser, Ver]) ->
#roster_version{us = {LUser, LServer}, version = Ver}
end}].
Mod = gen_mod:db_mod(LServer, ?MODULE),
Mod:import(LServer).
import(_LServer, mnesia, #roster{} = R) ->
mnesia:dirty_write(R);
import(_LServer, mnesia, #roster_version{} = RV) ->
mnesia:dirty_write(RV);
import(_LServer, riak, #roster{us = {LUser, LServer}} = R) ->
ejabberd_riak:put(R, roster_schema(),
[{'2i', [{<<"us">>, {LUser, LServer}}]}]);
import(_LServer, riak, #roster_version{} = RV) ->
ejabberd_riak:put(RV, roster_version_schema());
import(_, _, _) ->
pass.
import(LServer, DBType, R) ->
Mod = gen_mod:db_mod(DBType, ?MODULE),
Mod:import(LServer, R).
mod_opt_type(access) ->
fun (A) when is_atom(A) -> A end;

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@ -0,0 +1,171 @@
%%%-------------------------------------------------------------------
%%% @author Evgeny Khramtsov <ekhramtsov@process-one.net>
%%% @copyright (C) 2016, Evgeny Khramtsov
%%% @doc
%%%
%%% @end
%%% Created : 13 Apr 2016 by Evgeny Khramtsov <ekhramtsov@process-one.net>
%%%-------------------------------------------------------------------
-module(mod_roster_mnesia).
-behaviour(mod_roster).
%% API
-export([init/2, read_roster_version/2, write_roster_version/4,
get_roster/2, get_roster_by_jid/3, get_only_items/2,
roster_subscribe/4, get_roster_by_jid_with_groups/3,
remove_user/2, update_roster/4, del_roster/3, transaction/2,
read_subscription_and_groups/3, import/2]).
-include("jlib.hrl").
-include("mod_roster.hrl").
-include("logger.hrl").
%%%===================================================================
%%% API
%%%===================================================================
init(_Host, _Opts) ->
mnesia:create_table(roster,
[{disc_copies, [node()]},
{attributes, record_info(fields, roster)}]),
mnesia:create_table(roster_version,
[{disc_copies, [node()]},
{attributes,
record_info(fields, roster_version)}]),
update_tables(),
mnesia:add_table_index(roster, us),
mnesia:add_table_index(roster_version, us).
read_roster_version(LUser, LServer) ->
US = {LUser, LServer},
case mnesia:dirty_read(roster_version, US) of
[#roster_version{version = V}] -> V;
[] -> error
end.
write_roster_version(LUser, LServer, InTransaction, Ver) ->
US = {LUser, LServer},
if InTransaction ->
mnesia:write(#roster_version{us = US, version = Ver});
true ->
mnesia:dirty_write(#roster_version{us = US, version = Ver})
end.
get_roster(LUser, LServer) ->
mnesia:dirty_index_read(roster, {LUser, LServer}, #roster.us).
get_roster_by_jid(LUser, LServer, LJID) ->
case mnesia:read({roster, {LUser, LServer, LJID}}) of
[] ->
#roster{usj = {LUser, LServer, LJID},
us = {LUser, LServer}, jid = LJID};
[I] ->
I#roster{jid = LJID, name = <<"">>, groups = [],
xs = []}
end.
get_only_items(LUser, LServer) ->
get_roster(LUser, LServer).
roster_subscribe(_LUser, _LServer, _LJID, Item) ->
mnesia:write(Item).
get_roster_by_jid_with_groups(LUser, LServer, LJID) ->
case mnesia:read({roster, {LUser, LServer, LJID}}) of
[] ->
#roster{usj = {LUser, LServer, LJID},
us = {LUser, LServer}, jid = LJID};
[I] -> I
end.
remove_user(LUser, LServer) ->
US = {LUser, LServer},
F = fun () ->
lists:foreach(
fun (R) -> mnesia:delete_object(R) end,
mnesia:index_read(roster, US, #roster.us))
end,
mnesia:transaction(F).
update_roster(_LUser, _LServer, _LJID, Item) ->
mnesia:write(Item).
del_roster(LUser, LServer, LJID) ->
mnesia:delete({roster, {LUser, LServer, LJID}}).
read_subscription_and_groups(LUser, LServer, LJID) ->
case mnesia:dirty_read(roster, {LUser, LServer, LJID}) of
[#roster{subscription = Subscription, groups = Groups}] ->
{Subscription, Groups};
_ ->
error
end.
transaction(_LServer, F) ->
mnesia:transaction(F).
import(_LServer, #roster{} = R) ->
mnesia:dirty_write(R);
import(_LServer, #roster_version{} = RV) ->
mnesia:dirty_write(RV).
%%%===================================================================
%%% Internal functions
%%%===================================================================
update_tables() ->
update_roster_table(),
update_roster_version_table().
update_roster_table() ->
Fields = record_info(fields, roster),
case mnesia:table_info(roster, attributes) of
Fields ->
ejabberd_config:convert_table_to_binary(
roster, Fields, set,
fun(#roster{usj = {U, _, _}}) -> U end,
fun(#roster{usj = {U, S, {LU, LS, LR}},
us = {U1, S1},
jid = {U2, S2, R2},
name = Name,
groups = Gs,
askmessage = Ask,
xs = Xs} = R) ->
R#roster{usj = {iolist_to_binary(U),
iolist_to_binary(S),
{iolist_to_binary(LU),
iolist_to_binary(LS),
iolist_to_binary(LR)}},
us = {iolist_to_binary(U1),
iolist_to_binary(S1)},
jid = {iolist_to_binary(U2),
iolist_to_binary(S2),
iolist_to_binary(R2)},
name = iolist_to_binary(Name),
groups = [iolist_to_binary(G) || G <- Gs],
askmessage = try iolist_to_binary(Ask)
catch _:_ -> <<"">> end,
xs = [fxml:to_xmlel(X) || X <- Xs]}
end);
_ ->
?INFO_MSG("Recreating roster table", []),
mnesia:transform_table(roster, ignore, Fields)
end.
%% Convert roster table to support virtual host
%% Convert roster table: xattrs fields become
update_roster_version_table() ->
Fields = record_info(fields, roster_version),
case mnesia:table_info(roster_version, attributes) of
Fields ->
ejabberd_config:convert_table_to_binary(
roster_version, Fields, set,
fun(#roster_version{us = {U, _}}) -> U end,
fun(#roster_version{us = {U, S}, version = Ver} = R) ->
R#roster_version{us = {iolist_to_binary(U),
iolist_to_binary(S)},
version = iolist_to_binary(Ver)}
end);
_ ->
?INFO_MSG("Recreating roster_version table", []),
mnesia:transform_table(roster_version, ignore, Fields)
end.

113
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@ -0,0 +1,113 @@
%%%-------------------------------------------------------------------
%%% @author Evgeny Khramtsov <ekhramtsov@process-one.net>
%%% @copyright (C) 2016, Evgeny Khramtsov
%%% @doc
%%%
%%% @end
%%% Created : 14 Apr 2016 by Evgeny Khramtsov <ekhramtsov@process-one.net>
%%%-------------------------------------------------------------------
-module(mod_roster_riak).
-behaviour(mod_roster).
%% API
-export([init/2, read_roster_version/2, write_roster_version/4,
get_roster/2, get_roster_by_jid/3,
roster_subscribe/4, get_roster_by_jid_with_groups/3,
remove_user/2, update_roster/4, del_roster/3, transaction/2,
read_subscription_and_groups/3, get_only_items/2, import/2]).
-include("jlib.hrl").
-include("mod_roster.hrl").
%%%===================================================================
%%% API
%%%===================================================================
init(_Host, _Opts) ->
ok.
read_roster_version(LUser, LServer) ->
case ejabberd_riak:get(roster_version, roster_version_schema(),
{LUser, LServer}) of
{ok, #roster_version{version = V}} -> V;
_Err -> error
end.
write_roster_version(LUser, LServer, _InTransaction, Ver) ->
US = {LUser, LServer},
ejabberd_riak:put(#roster_version{us = US, version = Ver},
roster_version_schema()).
get_roster(LUser, LServer) ->
case ejabberd_riak:get_by_index(roster, roster_schema(),
<<"us">>, {LUser, LServer}) of
{ok, Items} -> Items;
_Err -> []
end.
get_roster_by_jid(LUser, LServer, LJID) ->
case ejabberd_riak:get(roster, roster_schema(), {LUser, LServer, LJID}) of
{ok, I} ->
I#roster{jid = LJID, name = <<"">>, groups = [], xs = []};
{error, notfound} ->
#roster{usj = {LUser, LServer, LJID},
us = {LUser, LServer}, jid = LJID};
Err ->
exit(Err)
end.
get_only_items(LUser, LServer) ->
get_roster(LUser, LServer).
roster_subscribe(LUser, LServer, _LJID, Item) ->
ejabberd_riak:put(Item, roster_schema(),
[{'2i', [{<<"us">>, {LUser, LServer}}]}]).
transaction(_LServer, F) ->
{atomic, F()}.
get_roster_by_jid_with_groups(LUser, LServer, LJID) ->
case ejabberd_riak:get(roster, roster_schema(), {LUser, LServer, LJID}) of
{ok, I} ->
I;
{error, notfound} ->
#roster{usj = {LUser, LServer, LJID},
us = {LUser, LServer}, jid = LJID};
Err ->
exit(Err)
end.
remove_user(LUser, LServer) ->
{atomic, ejabberd_riak:delete_by_index(roster, <<"us">>, {LUser, LServer})}.
update_roster(LUser, LServer, _LJID, Item) ->
ejabberd_riak:put(Item, roster_schema(),
[{'2i', [{<<"us">>, {LUser, LServer}}]}]).
del_roster(LUser, LServer, LJID) ->
ejabberd_riak:delete(roster, {LUser, LServer, LJID}).
read_subscription_and_groups(LUser, LServer, LJID) ->
case ejabberd_riak:get(roster, roster_schema(), {LUser, LServer, LJID}) of
{ok, #roster{subscription = Subscription,
groups = Groups}} ->
{Subscription, Groups};
_ ->
error
end.
import(_LServer, #roster{us = {LUser, LServer}} = R) ->
ejabberd_riak:put(R, roster_schema(),
[{'2i', [{<<"us">>, {LUser, LServer}}]}]);
import(_LServer, #roster_version{} = RV) ->
ejabberd_riak:put(RV, roster_version_schema()).
%%%===================================================================
%%% Internal functions
%%%===================================================================
roster_schema() ->
{record_info(fields, roster), #roster{}}.
roster_version_schema() ->
{record_info(fields, roster_version), #roster_version{}}.

308
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@ -0,0 +1,308 @@
%%%-------------------------------------------------------------------
%%% @author Evgeny Khramtsov <ekhramtsov@process-one.net>
%%% @copyright (C) 2016, Evgeny Khramtsov
%%% @doc
%%%
%%% @end
%%% Created : 14 Apr 2016 by Evgeny Khramtsov <ekhramtsov@process-one.net>
%%%-------------------------------------------------------------------
-module(mod_roster_sql).
-behaviour(mod_roster).
%% API
-export([init/2, read_roster_version/2, write_roster_version/4,
get_roster/2, get_roster_by_jid/3,
roster_subscribe/4, get_roster_by_jid_with_groups/3,
remove_user/2, update_roster/4, del_roster/3, transaction/2,
read_subscription_and_groups/3, get_only_items/2,
import/1, import/2, export/1]).
-include("jlib.hrl").
-include("mod_roster.hrl").
%%%===================================================================
%%% API
%%%===================================================================
init(_Host, _Opts) ->
ok.
read_roster_version(LUser, LServer) ->
case odbc_queries:get_roster_version(LServer, LUser) of
{selected, [{Version}]} -> Version;
{selected, []} -> error
end.
write_roster_version(LUser, LServer, InTransaction, Ver) ->
Username = ejabberd_odbc:escape(LUser),
EVer = ejabberd_odbc:escape(Ver),
if InTransaction ->
odbc_queries:set_roster_version(Username, EVer);
true ->
odbc_queries:sql_transaction(
LServer,
fun () ->
odbc_queries:set_roster_version(Username, EVer)
end)
end.
get_roster(LUser, LServer) ->
case catch odbc_queries:get_roster(LServer, LUser) of
{selected, Items} when is_list(Items) ->
JIDGroups = case catch odbc_queries:get_roster_jid_groups(
LServer, LUser) of
{selected, JGrps} when is_list(JGrps) ->
JGrps;
_ ->
[]
end,
GroupsDict = lists:foldl(fun({J, G}, Acc) ->
dict:append(J, G, Acc)
end,
dict:new(), JIDGroups),
lists:flatmap(
fun(I) ->
case raw_to_record(LServer, I) of
%% Bad JID in database:
error -> [];
R ->
SJID = jid:to_string(R#roster.jid),
Groups = case dict:find(SJID, GroupsDict) of
{ok, Gs} -> Gs;
error -> []
end,
[R#roster{groups = Groups}]
end
end, Items);
_ ->
[]
end.
get_roster_by_jid(LUser, LServer, LJID) ->
{selected, Res} =
odbc_queries:get_roster_by_jid(LServer, LUser, jid:to_string(LJID)),
case Res of
[] ->
#roster{usj = {LUser, LServer, LJID},
us = {LUser, LServer}, jid = LJID};
[I] ->
R = raw_to_record(LServer, I),
case R of
%% Bad JID in database:
error ->
#roster{usj = {LUser, LServer, LJID},
us = {LUser, LServer}, jid = LJID};
_ ->
R#roster{usj = {LUser, LServer, LJID},
us = {LUser, LServer}, jid = LJID, name = <<"">>}
end
end.
get_only_items(LUser, LServer) ->
case catch odbc_queries:get_roster(LServer, LUser) of
{selected, Is} when is_list(Is) ->
lists:map(fun(I) -> raw_to_record(LServer, I) end, Is);
_ -> []
end.
roster_subscribe(_LUser, _LServer, _LJID, Item) ->
ItemVals = record_to_row(Item),
odbc_queries:roster_subscribe(ItemVals).
transaction(LServer, F) ->
ejabberd_odbc:sql_transaction(LServer, F).
get_roster_by_jid_with_groups(LUser, LServer, LJID) ->
SJID = jid:to_string(LJID),
case odbc_queries:get_roster_by_jid(LServer, LUser, SJID) of
{selected, [I]} ->
R = raw_to_record(LServer, I),
Groups =
case odbc_queries:get_roster_groups(LServer, LUser, SJID) of
{selected, JGrps} when is_list(JGrps) ->
[JGrp || {JGrp} <- JGrps];
_ -> []
end,
R#roster{groups = Groups};
{selected, []} ->
#roster{usj = {LUser, LServer, LJID},
us = {LUser, LServer}, jid = LJID}
end.
remove_user(LUser, LServer) ->
odbc_queries:del_user_roster_t(LServer, LUser),
{atomic, ok}.
update_roster(LUser, LServer, LJID, Item) ->
SJID = jid:to_string(LJID),
ItemVals = record_to_row(Item),
ItemGroups = Item#roster.groups,
odbc_queries:update_roster(LServer, LUser, SJID, ItemVals,
ItemGroups).
del_roster(LUser, LServer, LJID) ->
SJID = jid:to_string(LJID),
odbc_queries:del_roster(LServer, LUser, SJID).
read_subscription_and_groups(LUser, LServer, LJID) ->
SJID = jid:to_string(LJID),
case catch odbc_queries:get_subscription(LServer, LUser, SJID) of
{selected, [{SSubscription}]} ->
Subscription = case SSubscription of
<<"B">> -> both;
<<"T">> -> to;
<<"F">> -> from;
_ -> none
end,
Groups = case catch odbc_queries:get_rostergroup_by_jid(
LServer, LUser, SJID) of
{selected, JGrps} when is_list(JGrps) ->
[JGrp || {JGrp} <- JGrps];
_ -> []
end,
{Subscription, Groups};
_ ->
error
end.
export(_Server) ->
[{roster,
fun(Host, #roster{usj = {LUser, LServer, LJID}} = R)
when LServer == Host ->
Username = ejabberd_odbc:escape(LUser),
SJID = ejabberd_odbc:escape(jid:to_string(LJID)),
ItemVals = record_to_string(R),
ItemGroups = groups_to_string(R),
odbc_queries:update_roster_sql(Username, SJID,
ItemVals, ItemGroups);
(_Host, _R) ->
[]
end},
{roster_version,
fun(Host, #roster_version{us = {LUser, LServer}, version = Ver})
when LServer == Host ->
Username = ejabberd_odbc:escape(LUser),
SVer = ejabberd_odbc:escape(Ver),
[[<<"delete from roster_version where username='">>,
Username, <<"';">>],
[<<"insert into roster_version(username, version) values('">>,
Username, <<"', '">>, SVer, <<"');">>]];
(_Host, _R) ->
[]
end}].
import(LServer) ->
[{<<"select username, jid, nick, subscription, "
"ask, askmessage, server, subscribe, type from rosterusers;">>,
fun([LUser, JID|_] = Row) ->
Item = raw_to_record(LServer, Row),
Username = ejabberd_odbc:escape(LUser),
SJID = ejabberd_odbc:escape(JID),
{selected, _, Rows} =
ejabberd_odbc:sql_query_t(
[<<"select grp from rostergroups where username='">>,
Username, <<"' and jid='">>, SJID, <<"'">>]),
Groups = [Grp || [Grp] <- Rows],
Item#roster{groups = Groups}
end},
{<<"select username, version from roster_version;">>,
fun([LUser, Ver]) ->
#roster_version{us = {LUser, LServer}, version = Ver}
end}].
import(_, _) ->
pass.
%%%===================================================================
%%% Internal functions
%%%===================================================================
raw_to_record(LServer,
[User, SJID, Nick, SSubscription, SAsk, SAskMessage,
_SServer, _SSubscribe, _SType]) ->
raw_to_record(LServer,
{User, SJID, Nick, SSubscription, SAsk, SAskMessage,
_SServer, _SSubscribe, _SType});
raw_to_record(LServer,
{User, SJID, Nick, SSubscription, SAsk, SAskMessage,
_SServer, _SSubscribe, _SType}) ->
case jid:from_string(SJID) of
error -> error;
JID ->
LJID = jid:tolower(JID),
Subscription = case SSubscription of
<<"B">> -> both;
<<"T">> -> to;
<<"F">> -> from;
_ -> none
end,
Ask = case SAsk of
<<"S">> -> subscribe;
<<"U">> -> unsubscribe;
<<"B">> -> both;
<<"O">> -> out;
<<"I">> -> in;
_ -> none
end,
#roster{usj = {User, LServer, LJID},
us = {User, LServer}, jid = LJID, name = Nick,
subscription = Subscription, ask = Ask,
askmessage = SAskMessage}
end.
record_to_string(#roster{us = {User, _Server},
jid = JID, name = Name, subscription = Subscription,
ask = Ask, askmessage = AskMessage}) ->
Username = ejabberd_odbc:escape(User),
SJID =
ejabberd_odbc:escape(jid:to_string(jid:tolower(JID))),
Nick = ejabberd_odbc:escape(Name),
SSubscription = case Subscription of
both -> <<"B">>;
to -> <<"T">>;
from -> <<"F">>;
none -> <<"N">>
end,
SAsk = case Ask of
subscribe -> <<"S">>;
unsubscribe -> <<"U">>;
both -> <<"B">>;
out -> <<"O">>;
in -> <<"I">>;
none -> <<"N">>
end,
SAskMessage = ejabberd_odbc:escape(AskMessage),
[Username, SJID, Nick, SSubscription, SAsk, SAskMessage,
<<"N">>, <<"">>, <<"item">>].
record_to_row(
#roster{us = {LUser, _LServer},
jid = JID, name = Name, subscription = Subscription,
ask = Ask, askmessage = AskMessage}) ->
SJID = jid:to_string(jid:tolower(JID)),
SSubscription = case Subscription of
both -> <<"B">>;
to -> <<"T">>;
from -> <<"F">>;
none -> <<"N">>
end,
SAsk = case Ask of
subscribe -> <<"S">>;
unsubscribe -> <<"U">>;
both -> <<"B">>;
out -> <<"O">>;
in -> <<"I">>;
none -> <<"N">>
end,
{LUser, SJID, Name, SSubscription, SAsk, AskMessage}.
groups_to_string(#roster{us = {User, _Server},
jid = JID, groups = Groups}) ->
Username = ejabberd_odbc:escape(User),
SJID =
ejabberd_odbc:escape(jid:to_string(jid:tolower(JID))),
lists:foldl(fun (<<"">>, Acc) -> Acc;
(Group, Acc) ->
G = ejabberd_odbc:escape(Group),
[[Username, SJID, G] | Acc]
end,
[], Groups).