mirror of
https://github.com/processone/ejabberd.git
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Clean mod_announce.erl from DB specific code
This commit is contained in:
Evgeniy Khramtsov
parent
cd094bc903
commit
b5d1ce795f
5
include/mod_announce.hrl
Normal file
5
include/mod_announce.hrl
Normal file
@ -0,0 +1,5 @@
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-record(motd, {server = <<"">> :: binary(),
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packet = #xmlel{} :: xmlel()}).
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-record(motd_users, {us = {<<"">>, <<"">>} :: {binary(), binary()} | '$1',
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dummy = [] :: [] | '_'}).
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@ -41,11 +41,16 @@
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-include("logger.hrl").
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-include("jlib.hrl").
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-include("adhoc.hrl").
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-include("mod_announce.hrl").
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-record(motd, {server = <<"">> :: binary(),
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packet = #xmlel{} :: xmlel()}).
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-record(motd_users, {us = {<<"">>, <<"">>} :: {binary(), binary()} | '$1',
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dummy = [] :: [] | '_'}).
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-callback init(binary(), gen_mod:opts()) -> any().
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-callback import(binary(), #motd{} | #motd_users{}) -> ok | pass.
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-callback set_motd_users(binary(), [{binary(), binary(), binary()}]) -> {atomic, any()}.
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-callback set_motd(binary(), xmlel()) -> {atomic, any()}.
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-callback delete_motd(binary()) -> {atomic, any()}.
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-callback get_motd(binary()) -> {ok, xmlel()} | error.
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-callback is_motd_user(binary(), binary()) -> boolean().
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-callback set_motd_user(binary(), binary()) -> {atomic, any()}.
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-define(PROCNAME, ejabberd_announce).
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@ -55,20 +60,8 @@
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tokenize(Node) -> str:tokens(Node, <<"/#">>).
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start(Host, Opts) ->
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case gen_mod:db_type(Host, Opts) of
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mnesia ->
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mnesia:create_table(motd,
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[{disc_copies, [node()]},
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{attributes,
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record_info(fields, motd)}]),
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mnesia:create_table(motd_users,
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[{disc_copies, [node()]},
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{attributes,
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record_info(fields, motd_users)}]),
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update_tables();
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_ ->
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ok
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end,
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Mod = gen_mod:db_mod(Host, Opts, ?MODULE),
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Mod:init(Host, Opts),
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ejabberd_hooks:add(local_send_to_resource_hook, Host,
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?MODULE, announce, 50),
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ejabberd_hooks:add(disco_local_identity, Host, ?MODULE, disco_identity, 50),
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@ -789,41 +782,8 @@ announce_motd(Host, Packet) ->
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announce_motd_update(LServer, Packet),
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Sessions = ejabberd_sm:get_vh_session_list(LServer),
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announce_online1(Sessions, LServer, Packet),
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case gen_mod:db_type(LServer, ?MODULE) of
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mnesia ->
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F = fun() ->
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lists:foreach(
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fun({U, S, _R}) ->
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mnesia:write(#motd_users{us = {U, S}})
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end, Sessions)
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end,
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mnesia:transaction(F);
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riak ->
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try
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lists:foreach(
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fun({U, S, _R}) ->
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ok = ejabberd_riak:put(#motd_users{us = {U, S}},
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motd_users_schema(),
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[{'2i', [{<<"server">>, S}]}])
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end, Sessions),
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{atomic, ok}
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catch _:{badmatch, Err} ->
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{atomic, Err}
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end;
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odbc ->
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F = fun() ->
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lists:foreach(
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fun({U, _S, _R}) ->
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Username = ejabberd_odbc:escape(U),
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odbc_queries:update_t(
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<<"motd">>,
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[<<"username">>, <<"xml">>],
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[Username, <<"">>],
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[<<"username='">>, Username, <<"'">>])
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end, Sessions)
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end,
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ejabberd_odbc:sql_transaction(LServer, F)
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end.
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Mod = gen_mod:db_mod(LServer, ?MODULE),
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Mod:set_motd_users(LServer, Sessions).
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announce_motd_update(From, To, Packet) ->
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Host = To#jid.lserver,
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@ -853,27 +813,8 @@ announce_all_hosts_motd_update(From, To, Packet) ->
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announce_motd_update(LServer, Packet) ->
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announce_motd_delete(LServer),
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case gen_mod:db_type(LServer, ?MODULE) of
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mnesia ->
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F = fun() ->
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mnesia:write(#motd{server = LServer, packet = Packet})
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end,
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mnesia:transaction(F);
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riak ->
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{atomic, ejabberd_riak:put(#motd{server = LServer,
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packet = Packet},
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motd_schema())};
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odbc ->
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XML = ejabberd_odbc:escape(fxml:element_to_binary(Packet)),
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F = fun() ->
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odbc_queries:update_t(
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<<"motd">>,
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[<<"username">>, <<"xml">>],
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[<<"">>, XML],
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[<<"username=''">>])
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end,
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ejabberd_odbc:sql_transaction(LServer, F)
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end.
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Mod = gen_mod:db_mod(LServer, ?MODULE),
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Mod:set_motd(LServer, Packet).
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announce_motd_delete(From, To, Packet) ->
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Host = To#jid.lserver,
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@ -902,112 +843,30 @@ announce_all_hosts_motd_delete(From, To, Packet) ->
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end.
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announce_motd_delete(LServer) ->
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case gen_mod:db_type(LServer, ?MODULE) of
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mnesia ->
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F = fun() ->
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mnesia:delete({motd, LServer}),
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mnesia:write_lock_table(motd_users),
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Users = mnesia:select(
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motd_users,
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[{#motd_users{us = '$1', _ = '_'},
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[{'==', {element, 2, '$1'}, LServer}],
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['$1']}]),
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lists:foreach(fun(US) ->
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mnesia:delete({motd_users, US})
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end, Users)
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end,
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mnesia:transaction(F);
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riak ->
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try
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ok = ejabberd_riak:delete(motd, LServer),
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ok = ejabberd_riak:delete_by_index(motd_users,
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<<"server">>,
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LServer),
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{atomic, ok}
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catch _:{badmatch, Err} ->
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{atomic, Err}
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end;
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odbc ->
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F = fun() ->
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ejabberd_odbc:sql_query_t([<<"delete from motd;">>])
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end,
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ejabberd_odbc:sql_transaction(LServer, F)
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end.
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Mod = gen_mod:db_mod(LServer, ?MODULE),
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Mod:delete_motd(LServer).
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send_motd(JID) ->
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send_motd(JID, gen_mod:db_type(JID#jid.lserver, ?MODULE)).
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send_motd(#jid{luser = LUser, lserver = LServer} = JID, mnesia) ->
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case catch mnesia:dirty_read({motd, LServer}) of
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[#motd{packet = Packet}] ->
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US = {LUser, LServer},
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case catch mnesia:dirty_read({motd_users, US}) of
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[#motd_users{}] ->
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ok;
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_ ->
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send_motd(#jid{luser = LUser, lserver = LServer} = JID) when LUser /= <<>> ->
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Mod = gen_mod:db_mod(LServer, ?MODULE),
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case Mod:get_motd(LServer) of
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{ok, Packet} ->
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case Mod:is_motd_user(LUser, LServer) of
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false ->
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Local = jid:make(<<>>, LServer, <<>>),
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ejabberd_router:route(Local, JID, Packet),
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F = fun() ->
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mnesia:write(#motd_users{us = US})
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end,
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mnesia:transaction(F)
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Mod:set_motd_user(LUser, LServer);
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true ->
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ok
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end;
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_ ->
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error ->
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ok
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end;
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send_motd(#jid{luser = LUser, lserver = LServer} = JID, riak) ->
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case catch ejabberd_riak:get(motd, motd_schema(), LServer) of
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{ok, #motd{packet = Packet}} ->
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US = {LUser, LServer},
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case ejabberd_riak:get(motd_users, motd_users_schema(), US) of
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{ok, #motd_users{}} ->
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ok;
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_ ->
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Local = jid:make(<<>>, LServer, <<>>),
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ejabberd_router:route(Local, JID, Packet),
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{atomic, ejabberd_riak:put(
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#motd_users{us = US}, motd_users_schema(),
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[{'2i', [{<<"server">>, LServer}]}])}
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end;
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_ ->
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ok
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end;
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send_motd(#jid{luser = LUser, lserver = LServer} = JID, odbc) when LUser /= <<>> ->
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case catch ejabberd_odbc:sql_query(
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LServer, [<<"select xml from motd where username='';">>]) of
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{selected, [<<"xml">>], [[XML]]} ->
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case fxml_stream:parse_element(XML) of
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{error, _} ->
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ok;
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Packet ->
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Username = ejabberd_odbc:escape(LUser),
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case catch ejabberd_odbc:sql_query(
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LServer,
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[<<"select username from motd "
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"where username='">>, Username, <<"';">>]) of
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{selected, [<<"username">>], []} ->
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Local = jid:make(<<"">>, LServer, <<"">>),
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ejabberd_router:route(Local, JID, Packet),
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F = fun() ->
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odbc_queries:update_t(
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<<"motd">>,
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[<<"username">>, <<"xml">>],
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[Username, <<"">>],
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[<<"username='">>, Username, <<"'">>])
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end,
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ejabberd_odbc:sql_transaction(LServer, F);
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_ ->
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ok
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end
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end;
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_ ->
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ok
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end;
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send_motd(_, odbc) ->
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send_motd(_) ->
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ok.
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get_stored_motd(LServer) ->
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case get_stored_motd_packet(LServer, gen_mod:db_type(LServer, ?MODULE)) of
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Mod = gen_mod:db_mod(LServer, ?MODULE),
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case Mod:get_motd(LServer) of
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{ok, Packet} ->
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{fxml:get_subtag_cdata(Packet, <<"subject">>),
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fxml:get_subtag_cdata(Packet, <<"body">>)};
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@ -1015,34 +874,6 @@ get_stored_motd(LServer) ->
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{<<>>, <<>>}
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end.
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get_stored_motd_packet(LServer, mnesia) ->
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case catch mnesia:dirty_read({motd, LServer}) of
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[#motd{packet = Packet}] ->
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{ok, Packet};
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_ ->
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error
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end;
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get_stored_motd_packet(LServer, riak) ->
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case ejabberd_riak:get(motd, motd_schema(), LServer) of
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{ok, #motd{packet = Packet}} ->
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{ok, Packet};
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_ ->
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error
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end;
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get_stored_motd_packet(LServer, odbc) ->
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case catch ejabberd_odbc:sql_query(
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LServer, [<<"select xml from motd where username='';">>]) of
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{selected, [<<"xml">>], [[XML]]} ->
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case fxml_stream:parse_element(XML) of
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{error, _} ->
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error;
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Packet ->
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{ok, Packet}
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end;
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_ ->
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error
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end.
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%% This function is similar to others, but doesn't perform any ACL verification
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send_announcement_to_all(Host, SubjectS, BodyS) ->
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SubjectEls = if SubjectS /= <<>> ->
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@ -1076,96 +907,17 @@ get_access(Host) ->
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none).
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%%-------------------------------------------------------------------------
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update_tables() ->
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update_motd_table(),
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update_motd_users_table().
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update_motd_table() ->
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Fields = record_info(fields, motd),
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case mnesia:table_info(motd, attributes) of
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Fields ->
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ejabberd_config:convert_table_to_binary(
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motd, Fields, set,
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fun(#motd{server = S}) -> S end,
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fun(#motd{server = S, packet = P} = R) ->
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NewS = iolist_to_binary(S),
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NewP = fxml:to_xmlel(P),
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R#motd{server = NewS, packet = NewP}
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end);
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_ ->
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?INFO_MSG("Recreating motd table", []),
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mnesia:transform_table(motd, ignore, Fields)
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end.
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update_motd_users_table() ->
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Fields = record_info(fields, motd_users),
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case mnesia:table_info(motd_users, attributes) of
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Fields ->
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ejabberd_config:convert_table_to_binary(
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motd_users, Fields, set,
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fun(#motd_users{us = {U, _}}) -> U end,
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fun(#motd_users{us = {U, S}} = R) ->
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NewUS = {iolist_to_binary(U),
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iolist_to_binary(S)},
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R#motd_users{us = NewUS}
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end);
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_ ->
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?INFO_MSG("Recreating motd_users table", []),
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mnesia:transform_table(motd_users, ignore, Fields)
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end.
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motd_schema() ->
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{record_info(fields, motd), #motd{}}.
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motd_users_schema() ->
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{record_info(fields, motd_users), #motd_users{}}.
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export(_Server) ->
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[{motd,
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fun(Host, #motd{server = LServer, packet = El})
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when LServer == Host ->
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[[<<"delete from motd where username='';">>],
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[<<"insert into motd(username, xml) values ('', '">>,
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ejabberd_odbc:escape(fxml:element_to_binary(El)),
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<<"');">>]];
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(_Host, _R) ->
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[]
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end},
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{motd_users,
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fun(Host, #motd_users{us = {LUser, LServer}})
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when LServer == Host, LUser /= <<"">> ->
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Username = ejabberd_odbc:escape(LUser),
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[[<<"delete from motd where username='">>, Username, <<"';">>],
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[<<"insert into motd(username, xml) values ('">>,
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Username, <<"', '');">>]];
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(_Host, _R) ->
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[]
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end}].
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export(LServer) ->
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Mod = gen_mod:db_mod(LServer, ?MODULE),
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Mod:export(LServer).
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import(LServer) ->
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[{<<"select xml from motd where username='';">>,
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fun([XML]) ->
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El = fxml_stream:parse_element(XML),
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#motd{server = LServer, packet = El}
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end},
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{<<"select username from motd where xml='';">>,
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fun([LUser]) ->
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#motd_users{us = {LUser, LServer}}
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end}].
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Mod = gen_mod:db_mod(LServer, ?MODULE),
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Mod:import(LServer).
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import(_LServer, mnesia, #motd{} = Motd) ->
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mnesia:dirty_write(Motd);
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import(_LServer, mnesia, #motd_users{} = Users) ->
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mnesia:dirty_write(Users);
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import(_LServer, riak, #motd{} = Motd) ->
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ejabberd_riak:put(Motd, motd_schema());
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import(_LServer, riak, #motd_users{us = {_, S}} = Users) ->
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ejabberd_riak:put(Users, motd_users_schema(),
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[{'2i', [{<<"server">>, S}]}]);
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import(_, _, _) ->
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pass.
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import(LServer, DBType, LA) ->
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Mod = gen_mod:db_mod(DBType, ?MODULE),
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Mod:import(LServer, LA).
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mod_opt_type(access) ->
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fun (A) when is_atom(A) -> A end;
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129
src/mod_announce_mnesia.erl
Normal file
129
src/mod_announce_mnesia.erl
Normal file
@ -0,0 +1,129 @@
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%%%-------------------------------------------------------------------
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%%% @author Evgeny Khramtsov <ekhramtsov@process-one.net>
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%%% @copyright (C) 2016, Evgeny Khramtsov
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%%% @doc
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%%%
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%%% @end
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%%% Created : 13 Apr 2016 by Evgeny Khramtsov <ekhramtsov@process-one.net>
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%%%-------------------------------------------------------------------
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-module(mod_announce_mnesia).
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-behaviour(mod_announce).
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%% API
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-export([init/2, set_motd_users/2, set_motd/2, delete_motd/1,
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get_motd/1, is_motd_user/2, set_motd_user/2, import/2]).
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-include("jlib.hrl").
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-include("mod_announce.hrl").
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-include("logger.hrl").
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%%%===================================================================
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%%% API
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%%%===================================================================
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init(_Host, _Opts) ->
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mnesia:create_table(motd,
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[{disc_copies, [node()]},
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{attributes,
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record_info(fields, motd)}]),
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mnesia:create_table(motd_users,
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[{disc_copies, [node()]},
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{attributes,
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record_info(fields, motd_users)}]),
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update_tables().
|
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set_motd_users(_LServer, USRs) ->
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F = fun() ->
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lists:foreach(
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fun({U, S, _R}) ->
|
||||
mnesia:write(#motd_users{us = {U, S}})
|
||||
end, USRs)
|
||||
end,
|
||||
mnesia:transaction(F).
|
||||
|
||||
set_motd(LServer, Packet) ->
|
||||
F = fun() ->
|
||||
mnesia:write(#motd{server = LServer, packet = Packet})
|
||||
end,
|
||||
mnesia:transaction(F).
|
||||
|
||||
delete_motd(LServer) ->
|
||||
F = fun() ->
|
||||
mnesia:delete({motd, LServer}),
|
||||
mnesia:write_lock_table(motd_users),
|
||||
Users = mnesia:select(
|
||||
motd_users,
|
||||
[{#motd_users{us = '$1', _ = '_'},
|
||||
[{'==', {element, 2, '$1'}, LServer}],
|
||||
['$1']}]),
|
||||
lists:foreach(fun(US) ->
|
||||
mnesia:delete({motd_users, US})
|
||||
end, Users)
|
||||
end,
|
||||
mnesia:transaction(F).
|
||||
|
||||
get_motd(LServer) ->
|
||||
case mnesia:dirty_read({motd, LServer}) of
|
||||
[#motd{packet = Packet}] ->
|
||||
{ok, Packet};
|
||||
_ ->
|
||||
error
|
||||
end.
|
||||
|
||||
is_motd_user(LUser, LServer) ->
|
||||
case mnesia:dirty_read({motd_users, {LUser, LServer}}) of
|
||||
[#motd_users{}] -> true;
|
||||
_ -> false
|
||||
end.
|
||||
|
||||
set_motd_user(LUser, LServer) ->
|
||||
F = fun() ->
|
||||
mnesia:write(#motd_users{us = {LUser, LServer}})
|
||||
end,
|
||||
mnesia:transaction(F).
|
||||
|
||||
import(_LServer, #motd{} = Motd) ->
|
||||
mnesia:dirty_write(Motd);
|
||||
import(_LServer, #motd_users{} = Users) ->
|
||||
mnesia:dirty_write(Users).
|
||||
|
||||
%%%===================================================================
|
||||
%%% Internal functions
|
||||
%%%===================================================================
|
||||
update_tables() ->
|
||||
update_motd_table(),
|
||||
update_motd_users_table().
|
||||
|
||||
update_motd_table() ->
|
||||
Fields = record_info(fields, motd),
|
||||
case mnesia:table_info(motd, attributes) of
|
||||
Fields ->
|
||||
ejabberd_config:convert_table_to_binary(
|
||||
motd, Fields, set,
|
||||
fun(#motd{server = S}) -> S end,
|
||||
fun(#motd{server = S, packet = P} = R) ->
|
||||
NewS = iolist_to_binary(S),
|
||||
NewP = fxml:to_xmlel(P),
|
||||
R#motd{server = NewS, packet = NewP}
|
||||
end);
|
||||
_ ->
|
||||
?INFO_MSG("Recreating motd table", []),
|
||||
mnesia:transform_table(motd, ignore, Fields)
|
||||
end.
|
||||
|
||||
|
||||
update_motd_users_table() ->
|
||||
Fields = record_info(fields, motd_users),
|
||||
case mnesia:table_info(motd_users, attributes) of
|
||||
Fields ->
|
||||
ejabberd_config:convert_table_to_binary(
|
||||
motd_users, Fields, set,
|
||||
fun(#motd_users{us = {U, _}}) -> U end,
|
||||
fun(#motd_users{us = {U, S}} = R) ->
|
||||
NewUS = {iolist_to_binary(U),
|
||||
iolist_to_binary(S)},
|
||||
R#motd_users{us = NewUS}
|
||||
end);
|
||||
_ ->
|
||||
?INFO_MSG("Recreating motd_users table", []),
|
||||
mnesia:transform_table(motd_users, ignore, Fields)
|
||||
end.
|
||||
87
src/mod_announce_riak.erl
Normal file
87
src/mod_announce_riak.erl
Normal file
@ -0,0 +1,87 @@
|
||||
%%%-------------------------------------------------------------------
|
||||
%%% @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_announce_riak).
|
||||
-behaviour(mod_announce).
|
||||
|
||||
%% API
|
||||
-export([init/2, set_motd_users/2, set_motd/2, delete_motd/1,
|
||||
get_motd/1, is_motd_user/2, set_motd_user/2, import/2]).
|
||||
|
||||
-include("jlib.hrl").
|
||||
-include("mod_announce.hrl").
|
||||
|
||||
%%%===================================================================
|
||||
%%% API
|
||||
%%%===================================================================
|
||||
init(_Host, _Opts) ->
|
||||
ok.
|
||||
|
||||
set_motd_users(_LServer, USRs) ->
|
||||
try
|
||||
lists:foreach(
|
||||
fun({U, S, _R}) ->
|
||||
ok = ejabberd_riak:put(#motd_users{us = {U, S}},
|
||||
motd_users_schema(),
|
||||
[{'2i', [{<<"server">>, S}]}])
|
||||
end, USRs),
|
||||
{atomic, ok}
|
||||
catch _:{badmatch, Err} ->
|
||||
{atomic, Err}
|
||||
end.
|
||||
|
||||
set_motd(LServer, Packet) ->
|
||||
{atomic, ejabberd_riak:put(#motd{server = LServer,
|
||||
packet = Packet},
|
||||
motd_schema())}.
|
||||
|
||||
delete_motd(LServer) ->
|
||||
try
|
||||
ok = ejabberd_riak:delete(motd, LServer),
|
||||
ok = ejabberd_riak:delete_by_index(motd_users,
|
||||
<<"server">>,
|
||||
LServer),
|
||||
{atomic, ok}
|
||||
catch _:{badmatch, Err} ->
|
||||
{atomic, Err}
|
||||
end.
|
||||
|
||||
get_motd(LServer) ->
|
||||
case ejabberd_riak:get(motd, motd_schema(), LServer) of
|
||||
{ok, #motd{packet = Packet}} ->
|
||||
{ok, Packet};
|
||||
_ ->
|
||||
error
|
||||
end.
|
||||
|
||||
is_motd_user(LUser, LServer) ->
|
||||
case ejabberd_riak:get(motd_users, motd_users_schema(),
|
||||
{LUser, LServer}) of
|
||||
{ok, #motd_users{}} -> true;
|
||||
_ -> false
|
||||
end.
|
||||
|
||||
set_motd_user(LUser, LServer) ->
|
||||
{atomic, ejabberd_riak:put(
|
||||
#motd_users{us = {LUser, LServer}}, motd_users_schema(),
|
||||
[{'2i', [{<<"server">>, LServer}]}])}.
|
||||
|
||||
import(_LServer, #motd{} = Motd) ->
|
||||
ejabberd_riak:put(Motd, motd_schema());
|
||||
import(_LServer, #motd_users{us = {_, S}} = Users) ->
|
||||
ejabberd_riak:put(Users, motd_users_schema(),
|
||||
[{'2i', [{<<"server">>, S}]}]).
|
||||
|
||||
%%%===================================================================
|
||||
%%% Internal functions
|
||||
%%%===================================================================
|
||||
motd_schema() ->
|
||||
{record_info(fields, motd), #motd{}}.
|
||||
|
||||
motd_users_schema() ->
|
||||
{record_info(fields, motd_users), #motd_users{}}.
|
||||
132
src/mod_announce_sql.erl
Normal file
132
src/mod_announce_sql.erl
Normal file
@ -0,0 +1,132 @@
|
||||
%%%-------------------------------------------------------------------
|
||||
%%% @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_announce_sql).
|
||||
-behaviour(mod_announce).
|
||||
|
||||
%% API
|
||||
-export([init/2, set_motd_users/2, set_motd/2, delete_motd/1,
|
||||
get_motd/1, is_motd_user/2, set_motd_user/2, import/1,
|
||||
import/2, export/1]).
|
||||
|
||||
-include("jlib.hrl").
|
||||
-include("mod_announce.hrl").
|
||||
|
||||
%%%===================================================================
|
||||
%%% API
|
||||
%%%===================================================================
|
||||
init(_Host, _Opts) ->
|
||||
ok.
|
||||
|
||||
set_motd_users(LServer, USRs) ->
|
||||
F = fun() ->
|
||||
lists:foreach(
|
||||
fun({U, _S, _R}) ->
|
||||
Username = ejabberd_odbc:escape(U),
|
||||
odbc_queries:update_t(
|
||||
<<"motd">>,
|
||||
[<<"username">>, <<"xml">>],
|
||||
[Username, <<"">>],
|
||||
[<<"username='">>, Username, <<"'">>])
|
||||
end, USRs)
|
||||
end,
|
||||
ejabberd_odbc:sql_transaction(LServer, F).
|
||||
|
||||
set_motd(LServer, Packet) ->
|
||||
XML = ejabberd_odbc:escape(fxml:element_to_binary(Packet)),
|
||||
F = fun() ->
|
||||
odbc_queries:update_t(
|
||||
<<"motd">>,
|
||||
[<<"username">>, <<"xml">>],
|
||||
[<<"">>, XML],
|
||||
[<<"username=''">>])
|
||||
end,
|
||||
ejabberd_odbc:sql_transaction(LServer, F).
|
||||
|
||||
delete_motd(LServer) ->
|
||||
F = fun() ->
|
||||
ejabberd_odbc:sql_query_t([<<"delete from motd;">>])
|
||||
end,
|
||||
ejabberd_odbc:sql_transaction(LServer, F).
|
||||
|
||||
get_motd(LServer) ->
|
||||
case catch ejabberd_odbc:sql_query(
|
||||
LServer, [<<"select xml from motd where username='';">>]) of
|
||||
{selected, [<<"xml">>], [[XML]]} ->
|
||||
case fxml_stream:parse_element(XML) of
|
||||
{error, _} ->
|
||||
error;
|
||||
Packet ->
|
||||
{ok, Packet}
|
||||
end;
|
||||
_ ->
|
||||
error
|
||||
end.
|
||||
|
||||
is_motd_user(LUser, LServer) ->
|
||||
Username = ejabberd_odbc:escape(LUser),
|
||||
case catch ejabberd_odbc:sql_query(
|
||||
LServer,
|
||||
[<<"select username from motd "
|
||||
"where username='">>, Username, <<"';">>]) of
|
||||
{selected, [<<"username">>], [_|_]} ->
|
||||
true;
|
||||
_ ->
|
||||
false
|
||||
end.
|
||||
|
||||
set_motd_user(LUser, LServer) ->
|
||||
Username = ejabberd_odbc:escape(LUser),
|
||||
F = fun() ->
|
||||
odbc_queries:update_t(
|
||||
<<"motd">>,
|
||||
[<<"username">>, <<"xml">>],
|
||||
[Username, <<"">>],
|
||||
[<<"username='">>, Username, <<"'">>])
|
||||
end,
|
||||
ejabberd_odbc:sql_transaction(LServer, F).
|
||||
|
||||
export(_Server) ->
|
||||
[{motd,
|
||||
fun(Host, #motd{server = LServer, packet = El})
|
||||
when LServer == Host ->
|
||||
[[<<"delete from motd where username='';">>],
|
||||
[<<"insert into motd(username, xml) values ('', '">>,
|
||||
ejabberd_odbc:escape(fxml:element_to_binary(El)),
|
||||
<<"');">>]];
|
||||
(_Host, _R) ->
|
||||
[]
|
||||
end},
|
||||
{motd_users,
|
||||
fun(Host, #motd_users{us = {LUser, LServer}})
|
||||
when LServer == Host, LUser /= <<"">> ->
|
||||
Username = ejabberd_odbc:escape(LUser),
|
||||
[[<<"delete from motd where username='">>, Username, <<"';">>],
|
||||
[<<"insert into motd(username, xml) values ('">>,
|
||||
Username, <<"', '');">>]];
|
||||
(_Host, _R) ->
|
||||
[]
|
||||
end}].
|
||||
|
||||
import(LServer) ->
|
||||
[{<<"select xml from motd where username='';">>,
|
||||
fun([XML]) ->
|
||||
El = fxml_stream:parse_element(XML),
|
||||
#motd{server = LServer, packet = El}
|
||||
end},
|
||||
{<<"select username from motd where xml='';">>,
|
||||
fun([LUser]) ->
|
||||
#motd_users{us = {LUser, LServer}}
|
||||
end}].
|
||||
|
||||
import(_, _) ->
|
||||
pass.
|
||||
|
||||
%%%===================================================================
|
||||
%%% Internal functions
|
||||
%%%===================================================================
|
||||
Loading…
Reference in New Issue
Block a user