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Diffstat (limited to 'src/mod_irc/mod_irc_odbc.erl')
| -rw-r--r-- | src/mod_irc/mod_irc_odbc.erl | 1033 |
1 files changed, 0 insertions, 1033 deletions
diff --git a/src/mod_irc/mod_irc_odbc.erl b/src/mod_irc/mod_irc_odbc.erl deleted file mode 100644 index ab0fafe14..000000000 --- a/src/mod_irc/mod_irc_odbc.erl +++ /dev/null @@ -1,1033 +0,0 @@ -%%%---------------------------------------------------------------------- -%%% File : mod_irc_odbc.erl -%%% Author : Alexey Shchepin <alexey@process-one.net> -%%% Purpose : IRC transport -%%% Created : 15 Feb 2003 by Alexey Shchepin <alexey@process-one.net> -%%% -%%% -%%% ejabberd, Copyright (C) 2002-2012 ProcessOne -%%% -%%% This program is free software; you can redistribute it and/or -%%% modify it under the terms of the GNU General Public License as -%%% published by the Free Software Foundation; either version 2 of the -%%% License, or (at your option) any later version. -%%% -%%% This program is distributed in the hope that it will be useful, -%%% but WITHOUT ANY WARRANTY; without even the implied warranty of -%%% MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU -%%% General Public License for more details. -%%% -%%% You should have received a copy of the GNU General Public License -%%% along with this program; if not, write to the Free Software -%%% Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA -%%% 02111-1307 USA -%%% -%%%---------------------------------------------------------------------- - --module(mod_irc_odbc). --author('alexey@process-one.net'). - --behaviour(gen_server). --behaviour(gen_mod). - -%% API --export([start_link/2, - start/2, - stop/1, - closed_connection/3, - get_connection_params/3]). - -%% gen_server callbacks --export([init/1, handle_call/3, handle_cast/2, handle_info/2, - terminate/2, code_change/3]). - --include("ejabberd.hrl"). --include("jlib.hrl"). --include("adhoc.hrl"). - --define(DEFAULT_IRC_ENCODING, "iso8859-1"). --define(DEFAULT_IRC_PORT, 6667). --define(POSSIBLE_ENCODINGS, ["koi8-r", "iso8859-1", "iso8859-2", "utf-8", "utf-8+latin-1"]). - --record(irc_connection, {jid_server_host, pid}). - --record(state, {host, server_host, access}). - --define(PROCNAME, ejabberd_mod_irc). - -%%==================================================================== -%% API -%%==================================================================== -%%-------------------------------------------------------------------- -%% Function: start_link() -> {ok,Pid} | ignore | {error,Error} -%% Description: Starts the server -%%-------------------------------------------------------------------- -start_link(Host, Opts) -> - Proc = gen_mod:get_module_proc(Host, ?PROCNAME), - gen_server:start_link({local, Proc}, ?MODULE, [Host, Opts], []). - -start(Host, Opts) -> - start_supervisor(Host), - Proc = gen_mod:get_module_proc(Host, ?PROCNAME), - ChildSpec = - {Proc, - {?MODULE, start_link, [Host, Opts]}, - temporary, - 1000, - worker, - [?MODULE]}, - supervisor:start_child(ejabberd_sup, ChildSpec). - -stop(Host) -> - stop_supervisor(Host), - Proc = gen_mod:get_module_proc(Host, ?PROCNAME), - gen_server:call(Proc, stop), - supervisor:delete_child(ejabberd_sup, Proc). - -%%==================================================================== -%% gen_server callbacks -%%==================================================================== - -%%-------------------------------------------------------------------- -%% Function: init(Args) -> {ok, State} | -%% {ok, State, Timeout} | -%% ignore | -%% {stop, Reason} -%% Description: Initiates the server -%%-------------------------------------------------------------------- -init([Host, Opts]) -> - iconv:start(), - MyHost = gen_mod:get_opt_host(Host, Opts, "irc.@HOST@"), - Access = gen_mod:get_opt(access, Opts, all), - catch ets:new(irc_connection, [named_table, - public, - {keypos, #irc_connection.jid_server_host}]), - ejabberd_router:register_route(MyHost), - {ok, #state{host = MyHost, - server_host = Host, - access = Access}}. - -%%-------------------------------------------------------------------- -%% Function: %% handle_call(Request, From, State) -> {reply, Reply, State} | -%% {reply, Reply, State, Timeout} | -%% {noreply, State} | -%% {noreply, State, Timeout} | -%% {stop, Reason, Reply, State} | -%% {stop, Reason, State} -%% Description: Handling call messages -%%-------------------------------------------------------------------- -handle_call(stop, _From, State) -> - {stop, normal, ok, State}. - -%%-------------------------------------------------------------------- -%% Function: handle_cast(Msg, State) -> {noreply, State} | -%% {noreply, State, Timeout} | -%% {stop, Reason, State} -%% Description: Handling cast messages -%%-------------------------------------------------------------------- -handle_cast(_Msg, State) -> - {noreply, State}. - -%%-------------------------------------------------------------------- -%% Function: handle_info(Info, State) -> {noreply, State} | -%% {noreply, State, Timeout} | -%% {stop, Reason, State} -%% Description: Handling all non call/cast messages -%%-------------------------------------------------------------------- -handle_info({route, From, To, Packet}, - #state{host = Host, - server_host = ServerHost, - access = Access} = State) -> - case catch do_route(Host, ServerHost, Access, From, To, Packet) of - {'EXIT', Reason} -> - ?ERROR_MSG("~p", [Reason]); - _ -> - ok - end, - {noreply, State}; -handle_info(_Info, State) -> - {noreply, State}. - -%%-------------------------------------------------------------------- -%% Function: terminate(Reason, State) -> void() -%% Description: This function is called by a gen_server when it is about to -%% terminate. It should be the opposite of Module:init/1 and do any necessary -%% cleaning up. When it returns, the gen_server terminates with Reason. -%% The return value is ignored. -%%-------------------------------------------------------------------- -terminate(_Reason, State) -> - ejabberd_router:unregister_route(State#state.host), - ok. - -%%-------------------------------------------------------------------- -%% Func: code_change(OldVsn, State, Extra) -> {ok, NewState} -%% Description: Convert process state when code is changed -%%-------------------------------------------------------------------- -code_change(_OldVsn, State, _Extra) -> - {ok, State}. - -%%-------------------------------------------------------------------- -%%% Internal functions -%%-------------------------------------------------------------------- -start_supervisor(Host) -> - Proc = gen_mod:get_module_proc(Host, ejabberd_mod_irc_sup), - ChildSpec = - {Proc, - {ejabberd_tmp_sup, start_link, - [Proc, mod_irc_connection]}, - permanent, - infinity, - supervisor, - [ejabberd_tmp_sup]}, - supervisor:start_child(ejabberd_sup, ChildSpec). - -stop_supervisor(Host) -> - Proc = gen_mod:get_module_proc(Host, ejabberd_mod_irc_sup), - supervisor:terminate_child(ejabberd_sup, Proc), - supervisor:delete_child(ejabberd_sup, Proc). - -do_route(Host, ServerHost, Access, From, To, Packet) -> - case acl:match_rule(ServerHost, Access, From) of - allow -> - do_route1(Host, ServerHost, From, To, Packet); - _ -> - {xmlelement, _Name, Attrs, _Els} = Packet, - Lang = xml:get_attr_s("xml:lang", Attrs), - ErrText = "Access denied by service policy", - Err = jlib:make_error_reply(Packet, - ?ERRT_FORBIDDEN(Lang, ErrText)), - ejabberd_router:route(To, From, Err) - end. - -do_route1(Host, ServerHost, From, To, Packet) -> - #jid{user = ChanServ, resource = Resource} = To, - {xmlelement, _Name, _Attrs, _Els} = Packet, - case ChanServ of - "" -> - case Resource of - "" -> - case jlib:iq_query_info(Packet) of - #iq{type = get, xmlns = ?NS_DISCO_INFO = XMLNS, - sub_el = SubEl, lang = Lang} = IQ -> - Node = xml:get_tag_attr_s("node", SubEl), - Info = ejabberd_hooks:run_fold( - disco_info, ServerHost, [], - [ServerHost, ?MODULE, "", ""]), - case iq_disco(ServerHost, Node, Lang) of - [] -> - Res = IQ#iq{type = result, - sub_el = [{xmlelement, "query", - [{"xmlns", XMLNS}], - []}]}, - ejabberd_router:route(To, - From, - jlib:iq_to_xml(Res)); - DiscoInfo -> - Res = IQ#iq{type = result, - sub_el = [{xmlelement, "query", - [{"xmlns", XMLNS}], - DiscoInfo ++ Info}]}, - ejabberd_router:route(To, - From, - jlib:iq_to_xml(Res)) - end; - #iq{type = get, xmlns = ?NS_DISCO_ITEMS = XMLNS, - sub_el = SubEl, lang = Lang} = IQ -> - Node = xml:get_tag_attr_s("node", SubEl), - case Node of - [] -> - ResIQ = IQ#iq{type = result, - sub_el = [{xmlelement, "query", - [{"xmlns", XMLNS}], - []}]}, - Res = jlib:iq_to_xml(ResIQ); - "join" -> - ResIQ = IQ#iq{type = result, - sub_el = [{xmlelement, "query", - [{"xmlns", XMLNS}], - []}]}, - Res = jlib:iq_to_xml(ResIQ); - "register" -> - ResIQ = IQ#iq{type = result, - sub_el = [{xmlelement, "query", - [{"xmlns", XMLNS}], - []}]}, - Res = jlib:iq_to_xml(ResIQ); - ?NS_COMMANDS -> - ResIQ = IQ#iq{type = result, - sub_el = [{xmlelement, "query", - [{"xmlns", XMLNS}, - {"node", Node}], - command_items(ServerHost, - Host, Lang)}]}, - Res = jlib:iq_to_xml(ResIQ); - _ -> - Res = jlib:make_error_reply( - Packet, ?ERR_ITEM_NOT_FOUND) - end, - ejabberd_router:route(To, - From, - Res); - #iq{xmlns = ?NS_REGISTER} = IQ -> - process_register(ServerHost, Host, From, To, IQ); - #iq{type = get, xmlns = ?NS_VCARD = XMLNS, - lang = Lang} = IQ -> - Res = IQ#iq{type = result, - sub_el = - [{xmlelement, "vCard", - [{"xmlns", XMLNS}], - iq_get_vcard(Lang)}]}, - ejabberd_router:route(To, - From, - jlib:iq_to_xml(Res)); - #iq{type = set, xmlns = ?NS_COMMANDS, - lang = _Lang, sub_el = SubEl} = IQ -> - Request = adhoc:parse_request(IQ), - case lists:keysearch(Request#adhoc_request.node, - 1, commands(ServerHost)) of - {value, {_, _, Function}} -> - case catch Function(From, To, Request) of - {'EXIT', Reason} -> - ?ERROR_MSG("~p~nfor ad-hoc handler of ~p", - [Reason, {From, To, IQ}]), - Res = IQ#iq{type = error, sub_el = [SubEl, - ?ERR_INTERNAL_SERVER_ERROR]}; - ignore -> - Res = ignore; - {error, Error} -> - Res = IQ#iq{type = error, sub_el = [SubEl, Error]}; - Command -> - Res = IQ#iq{type = result, sub_el = [Command]} - end, - if Res /= ignore -> - ejabberd_router:route(To, From, jlib:iq_to_xml(Res)); - true -> - ok - end; - _ -> - Err = jlib:make_error_reply( - Packet, ?ERR_ITEM_NOT_FOUND), - ejabberd_router:route(To, From, Err) - end; - #iq{} = _IQ -> - Err = jlib:make_error_reply( - Packet, ?ERR_FEATURE_NOT_IMPLEMENTED), - ejabberd_router:route(To, From, Err); - _ -> - ok - end; - _ -> - Err = jlib:make_error_reply(Packet, ?ERR_BAD_REQUEST), - ejabberd_router:route(To, From, Err) - end; - _ -> - case string:tokens(ChanServ, "%") of - [[_ | _] = Channel, [_ | _] = Server] -> - case ets:lookup(irc_connection, {From, Server, Host}) of - [] -> - ?DEBUG("open new connection~n", []), - {Username, Encoding, Port, Password} = get_connection_params( - Host, ServerHost, From, Server), - ConnectionUsername = - case Packet of - %% If the user tries to join a - %% chatroom, the packet for sure - %% contains the desired username. - {xmlelement, "presence", _, _} -> - Resource; - %% Otherwise, there is no firm - %% conclusion from the packet. - %% Better to use the configured - %% username (which defaults to the - %% username part of the JID). - _ -> - Username - end, - {ok, Pid} = mod_irc_connection:start( - From, Host, ServerHost, Server, - ConnectionUsername, Encoding, Port, - Password, ?MODULE), - ets:insert( - irc_connection, - #irc_connection{jid_server_host = {From, Server, Host}, - pid = Pid}), - mod_irc_connection:route_chan( - Pid, Channel, Resource, Packet), - ok; - [R] -> - Pid = R#irc_connection.pid, - ?DEBUG("send to process ~p~n", - [Pid]), - mod_irc_connection:route_chan( - Pid, Channel, Resource, Packet), - ok - end; - _ -> - case string:tokens(ChanServ, "!") of - [[_ | _] = Nick, [_ | _] = Server] -> - case ets:lookup(irc_connection, {From, Server, Host}) of - [] -> - Err = jlib:make_error_reply( - Packet, ?ERR_SERVICE_UNAVAILABLE), - ejabberd_router:route(To, From, Err); - [R] -> - Pid = R#irc_connection.pid, - ?DEBUG("send to process ~p~n", - [Pid]), - mod_irc_connection:route_nick( - Pid, Nick, Packet), - ok - end; - _ -> - Err = jlib:make_error_reply( - Packet, ?ERR_BAD_REQUEST), - ejabberd_router:route(To, From, Err) - end - end - end. - - -closed_connection(Host, From, Server) -> - ets:delete(irc_connection, {From, Server, Host}). - - -iq_disco(_ServerHost, [], Lang) -> - [{xmlelement, "identity", - [{"category", "conference"}, - {"type", "irc"}, - {"name", translate:translate(Lang, "IRC Transport")}], []}, - {xmlelement, "feature", [{"var", ?NS_DISCO_INFO}], []}, - {xmlelement, "feature", [{"var", ?NS_MUC}], []}, - {xmlelement, "feature", [{"var", ?NS_REGISTER}], []}, - {xmlelement, "feature", [{"var", ?NS_VCARD}], []}, - {xmlelement, "feature", [{"var", ?NS_COMMANDS}], []}]; -iq_disco(ServerHost, Node, Lang) -> - case lists:keysearch(Node, 1, commands(ServerHost)) of - {value, {_, Name, _}} -> - [{xmlelement, "identity", - [{"category", "automation"}, - {"type", "command-node"}, - {"name", translate:translate(Lang, Name)}], []}, - {xmlelement, "feature", - [{"var", ?NS_COMMANDS}], []}, - {xmlelement, "feature", - [{"var", ?NS_XDATA}], []}]; - _ -> - [] - end. - -iq_get_vcard(Lang) -> - [{xmlelement, "FN", [], - [{xmlcdata, "ejabberd/mod_irc"}]}, - {xmlelement, "URL", [], - [{xmlcdata, ?EJABBERD_URI}]}, - {xmlelement, "DESC", [], - [{xmlcdata, translate:translate(Lang, "ejabberd IRC module") ++ - "\nCopyright (c) 2003-2012 ProcessOne"}]}]. - -command_items(ServerHost, Host, Lang) -> - lists:map(fun({Node, Name, _Function}) - -> {xmlelement, "item", - [{"jid", Host}, - {"node", Node}, - {"name", translate:translate(Lang, Name)}], []} - end, commands(ServerHost)). - -commands(ServerHost) -> - [{"join", "Join channel", fun adhoc_join/3}, - {"register", "Configure username, encoding, port and password", - fun(From, To, Request) -> - adhoc_register(ServerHost, From, To, Request) - end}]. - -process_register(ServerHost, Host, From, To, #iq{} = IQ) -> - case catch process_irc_register(ServerHost, Host, From, To, IQ) of - {'EXIT', Reason} -> - ?ERROR_MSG("~p", [Reason]); - ResIQ -> - if - ResIQ /= ignore -> - ejabberd_router:route(To, From, - jlib:iq_to_xml(ResIQ)); - true -> - ok - end - end. - -find_xdata_el({xmlelement, _Name, _Attrs, SubEls}) -> - find_xdata_el1(SubEls). - -find_xdata_el1([]) -> - false; - -find_xdata_el1([{xmlelement, Name, Attrs, SubEls} | Els]) -> - case xml:get_attr_s("xmlns", Attrs) of - ?NS_XDATA -> - {xmlelement, Name, Attrs, SubEls}; - _ -> - find_xdata_el1(Els) - end; - -find_xdata_el1([_ | Els]) -> - find_xdata_el1(Els). - -process_irc_register(ServerHost, Host, From, _To, - #iq{type = Type, xmlns = XMLNS, - lang = Lang, sub_el = SubEl} = IQ) -> - case Type of - set -> - XDataEl = find_xdata_el(SubEl), - case XDataEl of - false -> - IQ#iq{type = error, sub_el = [SubEl, ?ERR_NOT_ACCEPTABLE]}; - {xmlelement, _Name, Attrs, _SubEls} -> - case xml:get_attr_s("type", Attrs) of - "cancel" -> - IQ#iq{type = result, - sub_el = [{xmlelement, "query", - [{"xmlns", XMLNS}], []}]}; - "submit" -> - XData = jlib:parse_xdata_submit(XDataEl), - case XData of - invalid -> - IQ#iq{type = error, - sub_el = [SubEl, ?ERR_BAD_REQUEST]}; - _ -> - Node = string:tokens( - xml:get_tag_attr_s("node", SubEl), - "/"), - case set_form( - ServerHost, Host, From, - Node, Lang, XData) of - {result, Res} -> - IQ#iq{type = result, - sub_el = [{xmlelement, "query", - [{"xmlns", XMLNS}], - Res - }]}; - {error, Error} -> - IQ#iq{type = error, - sub_el = [SubEl, Error]} - end - end; - _ -> - IQ#iq{type = error, - sub_el = [SubEl, ?ERR_BAD_REQUEST]} - end - end; - get -> - Node = - string:tokens(xml:get_tag_attr_s("node", SubEl), "/"), - case get_form(ServerHost, Host, From, Node, Lang) of - {result, Res} -> - IQ#iq{type = result, - sub_el = [{xmlelement, "query", - [{"xmlns", XMLNS}], - Res - }]}; - {error, Error} -> - IQ#iq{type = error, - sub_el = [SubEl, Error]} - end - end. - - - -get_form(ServerHost, Host, From, [], Lang) -> - #jid{user = User, server = Server} = From, - LServer = jlib:nameprep(ServerHost), - SJID = ejabberd_odbc:escape( - jlib:jid_to_string( - jlib:jid_tolower( - jlib:jid_remove_resource(From)))), - SHost = ejabberd_odbc:escape(Host), - DefaultEncoding = get_default_encoding(Host), - Customs = - case catch ejabberd_odbc:sql_query( - LServer, - ["select data from irc_custom where " - "jid='", SJID, "' and host='", SHost, "';"]) of - {selected, ["data"], [{SData}]} -> - Data = ejabberd_odbc:decode_term(SData), - {xml:get_attr_s(username, Data), - xml:get_attr_s(connections_params, Data)}; - {'EXIT', _} -> - {error, ?ERR_INTERNAL_SERVER_ERROR}; - {selected, _, _} -> - {User, []} - end, - case Customs of - {error, _Error} -> - Customs; - {Username, ConnectionsParams} -> - {result, - [{xmlelement, "instructions", [], - [{xmlcdata, - translate:translate( - Lang, - "You need an x:data capable client " - "to configure mod_irc settings")}]}, - {xmlelement, "x", [{"xmlns", ?NS_XDATA}], - [{xmlelement, "title", [], - [{xmlcdata, - translate:translate( - Lang, - "Registration in mod_irc for ") ++ User ++ "@" ++ Server}]}, - {xmlelement, "instructions", [], - [{xmlcdata, - translate:translate( - Lang, - "Enter username, encodings, ports and passwords you wish to use for " - "connecting to IRC servers")}]}, - {xmlelement, "field", [{"type", "text-single"}, - {"label", - translate:translate( - Lang, "IRC Username")}, - {"var", "username"}], - [{xmlelement, "value", [], [{xmlcdata, Username}]}]}, - {xmlelement, "field", [{"type", "fixed"}], - [{xmlelement, "value", [], - [{xmlcdata, - lists:flatten( - io_lib:format( - translate:translate( - Lang, - "If you want to specify different ports, " - "passwords, encodings for IRC servers, fill " - "this list with values in format " - "'{\"irc server\", \"encoding\", port, \"password\"}'. " - "By default this service use \"~s\" encoding, port ~p, " - "empty password."), - [DefaultEncoding, ?DEFAULT_IRC_PORT]))}]}]}, - {xmlelement, "field", [{"type", "fixed"}], - [{xmlelement, "value", [], - [{xmlcdata, - translate:translate( - Lang, - "Example: [{\"irc.lucky.net\", \"koi8-r\", 6667, \"secret\"}, " - "{\"vendetta.fef.net\", \"iso8859-1\", 7000}, {\"irc.sometestserver.net\", \"utf-8\"}]." - )}]}]}, - {xmlelement, "field", [{"type", "text-multi"}, - {"label", - translate:translate(Lang, "Connections parameters")}, - {"var", "connections_params"}], - lists:map( - fun(S) -> - {xmlelement, "value", [], [{xmlcdata, S}]} - end, - string:tokens( - lists:flatten( - io_lib:format("~p.", [ConnectionsParams])), - "\n")) - } - ]}]} - end; - -get_form(_ServerHost, _Host, _, _, _Lang) -> - {error, ?ERR_SERVICE_UNAVAILABLE}. - - - - -set_form(ServerHost, Host, From, [], _Lang, XData) -> - LServer = jlib:nameprep(ServerHost), - SJID = ejabberd_odbc:escape( - jlib:jid_to_string( - jlib:jid_tolower( - jlib:jid_remove_resource(From)))), - SHost = ejabberd_odbc:escape(Host), - case {lists:keysearch("username", 1, XData), - lists:keysearch("connections_params", 1, XData)} of - {{value, {_, [Username]}}, {value, {_, Strings}}} -> - EncString = lists:foldl(fun(S, Res) -> - Res ++ S ++ "\n" - end, "", Strings), - case erl_scan:string(EncString) of - {ok, Tokens, _} -> - case erl_parse:parse_term(Tokens) of - {ok, ConnectionsParams} -> - SData = ejabberd_odbc:encode_term( - [{username, - Username}, - {connections_params, - ConnectionsParams}]), - case ejabberd_odbc:sql_transaction( - LServer, - fun() -> - odbc_queries:update_t( - "irc_custom", - ["jid", "host", "data"], - [SJID, SHost, SData], - ["jid='", SJID, - "' and host='", - SHost, "'"]), - ok - end) of - {atomic, _} -> - {result, []}; - _ -> - {error, ?ERR_NOT_ACCEPTABLE} - end; - _ -> - {error, ?ERR_NOT_ACCEPTABLE} - end; - _ -> - {error, ?ERR_NOT_ACCEPTABLE} - end; - _ -> - {error, ?ERR_NOT_ACCEPTABLE} - end; - - -set_form(_ServerHost, _Host, _, _, _Lang, _XData) -> - {error, ?ERR_SERVICE_UNAVAILABLE}. - - -%% Host = "irc.example.com" -%% ServerHost = "example.com" -get_connection_params(Host, From, IRCServer) -> - [_ | HostTail] = string:tokens(Host, "."), - ServerHost = string:join(HostTail, "."), - get_connection_params(Host, ServerHost, From, IRCServer). - -get_default_encoding(ServerHost) -> - Result = gen_mod:get_module_opt( - ServerHost, ?MODULE, default_encoding, - ?DEFAULT_IRC_ENCODING), - ?INFO_MSG("The default_encoding configured for host ~p is: ~p~n", [ServerHost, Result]), - Result. - -get_connection_params(Host, ServerHost, From, IRCServer) -> - #jid{user = User, server = _Server} = From, - LServer = jlib:nameprep(ServerHost), - SJID = ejabberd_odbc:escape( - jlib:jid_to_string( - jlib:jid_tolower( - jlib:jid_remove_resource(From)))), - SHost = ejabberd_odbc:escape(Host), - DefaultEncoding = get_default_encoding(ServerHost), - case catch ejabberd_odbc:sql_query( - LServer, - ["select data from irc_custom where " - "jid='", SJID, "' and host='", SHost, "';"]) of - {'EXIT', _Reason} -> - {User, DefaultEncoding, ?DEFAULT_IRC_PORT, ""}; - {selected, ["data"], []} -> - {User, DefaultEncoding, ?DEFAULT_IRC_PORT, ""}; - {selected, ["data"], [{SData}]} -> - Data = ejabberd_odbc:decode_term(SData), - Username = xml:get_attr_s(username, Data), - {NewUsername, NewEncoding, NewPort, NewPassword} = - case lists:keysearch( - IRCServer, 1, - xml:get_attr_s(connections_params, Data)) of - {value, {_, Encoding, Port, Password}} -> - {Username, Encoding, Port, Password}; - {value, {_, Encoding, Port}} -> - {Username, Encoding, Port, ""}; - {value, {_, Encoding}} -> - {Username, Encoding, ?DEFAULT_IRC_PORT, ""}; - _ -> - {Username, DefaultEncoding, ?DEFAULT_IRC_PORT, ""} - end, - {NewUsername, - NewEncoding, - if - NewPort >= 0 andalso NewPort =< 65535 -> - NewPort; - true -> - ?DEFAULT_IRC_PORT - end, - NewPassword} - end. - -adhoc_join(_From, _To, #adhoc_request{action = "cancel"} = Request) -> - adhoc:produce_response(Request, - #adhoc_response{status = canceled}); -adhoc_join(From, To, #adhoc_request{lang = Lang, - node = _Node, - action = _Action, - xdata = XData} = Request) -> - %% Access control has already been taken care of in do_route. - if XData == false -> - Form = - {xmlelement, "x", - [{"xmlns", ?NS_XDATA}, - {"type", "form"}], - [{xmlelement, "title", [], [{xmlcdata, translate:translate(Lang, "Join IRC channel")}]}, - {xmlelement, "field", - [{"var", "channel"}, - {"type", "text-single"}, - {"label", translate:translate(Lang, "IRC channel (don't put the first #)")}], - [{xmlelement, "required", [], []}]}, - {xmlelement, "field", - [{"var", "server"}, - {"type", "text-single"}, - {"label", translate:translate(Lang, "IRC server")}], - [{xmlelement, "required", [], []}]}]}, - adhoc:produce_response(Request, - #adhoc_response{status = executing, - elements = [Form]}); - true -> - case jlib:parse_xdata_submit(XData) of - invalid -> - {error, ?ERR_BAD_REQUEST}; - Fields -> - Channel = case lists:keysearch("channel", 1, Fields) of - {value, {"channel", C}} -> - C; - _ -> - false - end, - Server = case lists:keysearch("server", 1, Fields) of - {value, {"server", S}} -> - S; - _ -> - false - end, - if Channel /= false, - Server /= false -> - RoomJID = Channel ++ "%" ++ Server ++ "@" ++ To#jid.server, - Invite = {xmlelement, "message", [], - [{xmlelement, "x", - [{"xmlns", ?NS_MUC_USER}], - [{xmlelement, "invite", - [{"from", jlib:jid_to_string(From)}], - [{xmlelement, "reason", [], - [{xmlcdata, - translate:translate(Lang, - "Join the IRC channel here.")}]}]}]}, - {xmlelement, "x", - [{"xmlns", ?NS_XCONFERENCE}], - [{xmlcdata, translate:translate(Lang, - "Join the IRC channel here.")}]}, - {xmlelement, "body", [], - [{xmlcdata, io_lib:format( - translate:translate(Lang, - "Join the IRC channel in this Jabber ID: ~s"), - [RoomJID])}]}]}, - ejabberd_router:route(jlib:string_to_jid(RoomJID), From, Invite), - adhoc:produce_response(Request, #adhoc_response{status = completed}); - true -> - {error, ?ERR_BAD_REQUEST} - end - end - end. - -adhoc_register(_ServerHost, _From, _To, #adhoc_request{action = "cancel"} = Request) -> - adhoc:produce_response(Request, - #adhoc_response{status = canceled}); -adhoc_register(ServerHost, From, To, #adhoc_request{lang = Lang, - node = _Node, - xdata = XData, - action = Action} = Request) -> - #jid{user = User} = From, - #jid{lserver = Host} = To, - LServer = jlib:nameprep(ServerHost), - SHost = ejabberd_odbc:escape(Host), - SJID = ejabberd_odbc:escape( - jlib:jid_to_string( - jlib:jid_tolower( - jlib:jid_remove_resource(From)))), - %% Generate form for setting username and encodings. If the user - %% hasn't begun to fill out the form, generate an initial form - %% based on current values. - if XData == false -> - case catch ejabberd_odbc:sql_query( - LServer, - ["select data from irc_custom where " - "jid='", SJID, "' and host='", SHost, "';"]) of - {'EXIT', _Reason} -> - Username = User, - ConnectionsParams = []; - {selected, ["data"], []} -> - Username = User, - ConnectionsParams = []; - {selected, ["data"], [{Data1}]} -> - Data = ejabberd_odbc:decode_term(Data1), - Username = xml:get_attr_s(username, Data), - ConnectionsParams = xml:get_attr_s(connections_params, Data) - end, - Error = false; - true -> - case jlib:parse_xdata_submit(XData) of - invalid -> - Error = {error, ?ERR_BAD_REQUEST}, - Username = false, - ConnectionsParams = false; - Fields -> - Username = case lists:keysearch("username", 1, Fields) of - {value, {"username", U}} -> - U; - _ -> - User - end, - ConnectionsParams = parse_connections_params(Fields), - Error = false - end - end, - - if Error /= false -> - Error; - Action == "complete" -> - SData = ejabberd_odbc:encode_term( - [{username, Username}, - {connections_params, ConnectionsParams}]), - case catch ejabberd_odbc:sql_transaction( - LServer, - fun() -> - odbc_queries:update_t( - "irc_custom", - ["jid", "host", "data"], - [SJID, SHost, SData], - ["jid='", SJID, - "' and host='", SHost, "'"]), - ok - end) of - {atomic, ok} -> - adhoc:produce_response(Request, #adhoc_response{status = completed}); - _ -> - {error, ?ERR_INTERNAL_SERVER_ERROR} - end; - true -> - Form = generate_adhoc_register_form(Lang, Username, ConnectionsParams), - adhoc:produce_response(Request, - #adhoc_response{status = executing, - elements = [Form], - actions = ["next", "complete"]}) - end. - -generate_adhoc_register_form(Lang, Username, ConnectionsParams) -> - {xmlelement, "x", - [{"xmlns", ?NS_XDATA}, - {"type", "form"}], - [{xmlelement, "title", [], [{xmlcdata, translate:translate(Lang, "IRC settings")}]}, - {xmlelement, "instructions", [], - [{xmlcdata, - translate:translate( - Lang, - "Enter username and encodings you wish to use for " - "connecting to IRC servers. Press 'Next' to get more fields " - "to fill in. Press 'Complete' to save settings.")}]}, - {xmlelement, "field", - [{"var", "username"}, - {"type", "text-single"}, - {"label", translate:translate(Lang, "IRC username")}], - [{xmlelement, "required", [], []}, - {xmlelement, "value", [], [{xmlcdata, Username}]}]}] ++ - generate_connection_params_fields(Lang, ConnectionsParams, 1, [])}. - -generate_connection_params_fields(Lang, [], Number, Acc) -> - Field = generate_connection_params_field(Lang, "", "", -1, "", Number), - lists:reverse(Field ++ Acc); - -generate_connection_params_fields(Lang, [ConnectionParams | ConnectionsParams], Number, Acc) -> - case ConnectionParams of - {Server, Encoding, Port, Password} -> - Field = generate_connection_params_field(Lang, Server, Encoding, Port, Password, Number), - generate_connection_params_fields(Lang, ConnectionsParams, Number + 1, Field ++ Acc); - {Server, Encoding, Port} -> - Field = generate_connection_params_field(Lang, Server, Encoding, Port, [], Number), - generate_connection_params_fields(Lang, ConnectionsParams, Number + 1, Field ++ Acc); - {Server, Encoding} -> - Field = generate_connection_params_field(Lang, Server, Encoding, [], [], Number), - generate_connection_params_fields(Lang, ConnectionsParams, Number + 1, Field ++ Acc); - _ -> - [] - end. - -generate_connection_params_field(Lang, Server, Encoding, Port, Password, Number) -> - EncodingUsed = case Encoding of - [] -> - get_default_encoding(Server); - _ -> - Encoding - end, - PortUsedInt = if - Port >= 0 andalso Port =< 65535 -> - Port; - true -> - ?DEFAULT_IRC_PORT - end, - PortUsed = integer_to_list(PortUsedInt), - PasswordUsed = case Password of - [] -> - ""; - _ -> - Password - end, - NumberString = integer_to_list(Number), - %% Fields are in reverse order, as they will be reversed again later. - [{xmlelement, "field", - [{"var", "password" ++ NumberString}, - {"type", "text-single"}, - {"label", io_lib:format(translate:translate(Lang, "Password ~b"), [Number])}], - [{xmlelement, "value", [], [{xmlcdata, PasswordUsed}]}]}, - {xmlelement, "field", - [{"var", "port" ++ NumberString}, - {"type", "text-single"}, - {"label", io_lib:format(translate:translate(Lang, "Port ~b"), [Number])}], - [{xmlelement, "value", [], [{xmlcdata, PortUsed}]}]}, - {xmlelement, "field", - [{"var", "encoding" ++ NumberString}, - {"type", "list-single"}, - {"label", io_lib:format(translate:translate(Lang, "Encoding for server ~b"), [Number])}], - [{xmlelement, "value", [], [{xmlcdata, EncodingUsed}]} | - lists:map(fun(E) -> - {xmlelement, "option", [{"label", E}], - [{xmlelement, "value", [], [{xmlcdata, E}]}]} - end, ?POSSIBLE_ENCODINGS)]}, - {xmlelement, "field", - [{"var", "server" ++ NumberString}, - {"type", "text-single"}, - {"label", io_lib:format(translate:translate(Lang, "Server ~b"), [Number])}], - [{xmlelement, "value", [], [{xmlcdata, Server}]}]}]. - -parse_connections_params(Fields) -> - %% Find all fields staring with serverN, encodingN, portN and passwordN for any values - %% of N, and generate lists of {"N", Value}. - Servers = lists:sort( - [{lists:nthtail(6, Var), lists:flatten(Value)} || {Var, Value} <- Fields, - lists:prefix("server", Var)]), - Encodings = lists:sort( - [{lists:nthtail(8, Var), lists:flatten(Value)} || {Var, Value} <- Fields, - lists:prefix("encoding", Var)]), - - Ports = lists:sort( - [{lists:nthtail(4, Var), lists:flatten(Value)} || {Var, Value} <- Fields, - lists:prefix("port", Var)]), - - Passwords = lists:sort( - [{lists:nthtail(8, Var), lists:flatten(Value)} || {Var, Value} <- Fields, - lists:prefix("password", Var)]), - - %% Now sort the lists, and find the corresponding pairs. - parse_connections_params(Servers, Encodings, Ports, Passwords). - -retrieve_connections_params(ConnectionParams, ServerN) -> - case ConnectionParams of - [{ConnectionParamN, ConnectionParam} | ConnectionParamsTail] -> - if - ServerN == ConnectionParamN -> - {ConnectionParam, ConnectionParamsTail}; - ServerN < ConnectionParamN -> - {[], [{ConnectionParamN, ConnectionParam} | ConnectionParamsTail]}; - ServerN > ConnectionParamN -> - {[], ConnectionParamsTail} - end; - _ -> - {[], []} - end. - -parse_connections_params([], _, _, _) -> - []; -parse_connections_params(_, [], [], []) -> - []; - -parse_connections_params([{ServerN, Server} | Servers], Encodings, Ports, Passwords) -> - %% Try to match matches of servers, ports, passwords and encodings, no matter what fields - %% the client might have left out. - {NewEncoding, NewEncodings} = retrieve_connections_params(Encodings, ServerN), - {NewPort, NewPorts} = retrieve_connections_params(Ports, ServerN), - {NewPassword, NewPasswords} = retrieve_connections_params(Passwords, ServerN), - [{Server, NewEncoding, NewPort, NewPassword} | parse_connections_params(Servers, NewEncodings, NewPorts, NewPasswords)]. |