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|
%%%----------------------------------------------------------------------
%%% File : translate.erl
%%% Author : Alexey Shchepin <alexey@sevcom.net>
%%% Purpose :
%%% Created : 6 Jan 2003 by Alexey Shchepin <alexey@sevcom.net>
%%% Id : $Id$
%%%----------------------------------------------------------------------
-module(translate).
-author('alexey@sevcom.net').
-export([start/0,
load_dir/1,
load_file/2,
translate/2]).
-include("ejabberd.hrl").
start() ->
ets:new(translations, [named_table, public]),
Dir =
case os:getenv("EJABBERD_MSGS_PATH") of
false ->
case code:priv_dir(ejabberd) of
{error, _} ->
?MSGS_DIR;
Path ->
filename:join([Path, "msgs"])
end;
Path ->
Path
end,
load_dir(Dir),
ok.
load_dir(Dir) ->
case file:list_dir(Dir) of
{ok, Files} ->
MsgFiles = lists:filter(
fun(FN) ->
case string:len(FN) > 4 of
true ->
string:substr(
FN,
string:len(FN) - 3) == ".msg";
_ ->
false
end
end, Files),
lists:foreach(
fun(FN) ->
L = ascii_tolower(
string:substr(FN, 1, string:len(FN) - 4)),
load_file(L, Dir ++ "/" ++ FN)
end, MsgFiles),
ok;
{error, Reason} ->
?ERROR_MSG("~p", [Reason])
end.
load_file(Lang, File) ->
case file:consult(File) of
{ok, Terms} ->
lists:foreach(fun({Orig, Trans}) ->
Trans1 = case Trans of
"" ->
Orig;
_ ->
Trans
end,
ets:insert(translations,
{{Lang, Orig}, Trans1})
end, Terms);
{error, Reason} ->
exit(file:format_error(Reason))
end.
translate(Lang, Msg) ->
LLang = ascii_tolower(Lang),
case ets:lookup(translations, {LLang, Msg}) of
[{_, Trans}] ->
Trans;
_ ->
ShortLang = case string:tokens(LLang, "-") of
[] ->
LLang;
[SL | _] ->
SL
end,
case ShortLang of
"en" ->
Msg;
LLang ->
translate(Msg);
_ ->
case ets:lookup(translations, {ShortLang, Msg}) of
[{_, Trans}] ->
Trans;
_ ->
translate(Msg)
end
end
end.
translate(Msg) ->
case ?MYLANG of
undefined ->
Msg;
"en" ->
Msg;
Lang ->
LLang = ascii_tolower(Lang),
case ets:lookup(translations, {LLang, Msg}) of
[{_, Trans}] ->
Trans;
_ ->
ShortLang = case string:tokens(LLang, "-") of
[] ->
LLang;
[SL | _] ->
SL
end,
case ShortLang of
"en" ->
Msg;
Lang ->
Msg;
_ ->
case ets:lookup(translations, {ShortLang, Msg}) of
[{_, Trans}] ->
Trans;
_ ->
Msg
end
end
end
end.
ascii_tolower([C | Cs]) when C >= $A, C =< $Z ->
[C + ($a - $A) | ascii_tolower(Cs)];
ascii_tolower([C | Cs]) ->
[C | ascii_tolower(Cs)];
ascii_tolower([]) ->
[].
|
