ejabberd-contrib/mod_pottymouth/src/normalize_leet_gen_server.erl

47 lines
1.3 KiB
Erlang

-module(normalize_leet_gen_server).
-behaviour(gen_server).
-include("logger.hrl").
-import(normailize_leet, [normalize/2]).
-export([normalize/1]).
%% gen_server callbacks
-export([start/1, stop/0, init/1, handle_call/3, handle_cast/2, handle_info/2,
terminate/2, code_change/3]).
serverName(Lang) ->
list_to_atom(lists:flatten([atom_to_list(?MODULE), "_", atom_to_list(Lang)])).
normalize({Lang, Word} = _MessageToken) ->
try gen_server:call(serverName(Lang), {normalize, Word})
catch
exit:{noproc, _Reason} -> Word
end.
start({Lang, CharMapFile} = _Opts) ->
gen_server:start_link({local, serverName(Lang)}, ?MODULE, [CharMapFile], []).
stop() ->
ok.
init([CharMapFile]) ->
?INFO_MSG("NormalizeLeet Loading: ~p~n", [CharMapFile]),
{ok, loadCharMapConfig(file:consult(CharMapFile))}.
loadCharMapConfig({ok, [CharMapConfig]}) ->
maps:from_list(CharMapConfig);
loadCharMapConfig({error, Reason}) ->
?INFO_MSG("NormalizeLeet Error: ~p~n", [Reason]),
maps:new().
handle_call({normalize, Word}, _From, CharMap) ->
Reply = normalize_leet:normalize(CharMap, Word),
{reply, Reply, CharMap}.
handle_cast(_Msg, State) -> {noreply, State}.
handle_info(_Info, State) -> {noreply, State}.
terminate(_Reason, _State) -> ok.
code_change(_OldVsn, State, _Extra) -> {ok, State}.