Started new structure

This commit is contained in:
Jonatan Pålsson 2011-02-16 15:08:37 +01:00
parent a2854ef469
commit 76148b39d0
14 changed files with 0 additions and 0 deletions

View file

@ -1,49 +0,0 @@
-module(ggs_protocol).
-export([parse/1]).
parse(Data) ->
Parsed = do_parse(Data, []),
prettify(Parsed).
do_parse(Data, ParsedMessage) ->
NewLinePos = string:chr(Data, $\n),
Line = string:substr(Data, 1, NewLinePos-1),
Tokens = re:split(Line, ": ", [{return, list}]),
case handle(Tokens) of
{Command, more} ->
do_parse(string:substr(Data, NewLinePos+1), ParsedMessage ++ [Command]);
{separator, data_next} ->
{_, Value} = lists:keyfind(content_len, 1, ParsedMessage),
{ContentLength, []} = string:to_integer(Value),
{ParsedMessage, handle_data(string:substr(Data, NewLinePos+1), ContentLength)}
end.
handle([[]]) ->
{separator, data_next};
handle(["Server-Command", Param]) ->
{{srv_cmd, Param}, more};
handle(["Content-Length", Param]) ->
{{content_len, Param}, more};
handle(["Token", Param]) ->
{{token, Param}, more};
handle(["Content-Type", Param]) ->
{{content_type, Param}, more}.
handle_data(Data, Length) ->
{data, string:substr(Data,1,Length)}.
%% Helpers
prettify({Args, Data}) ->
case lists:keyfind(srv_cmd, 1, Args) of
{_, Value} ->
gen_server:cast(ggs_server, {srv_cmd, Value, Args, Data});
_Other ->
case lists:keyfind(game_cmd, 1, Args) of
{_, Value} ->
gen_server:cast(ggs_server, {game_cmd, Value, Args, Data});
_ ->
ok
end
end.