2 - Copyright (C) 2015-2016 Ramakrishnan Muthukrishnan <ram@rkrishnan.org>
4 - This file is part of FuncTorrent.
6 - FuncTorrent is free software; you can redistribute it and/or modify
7 - it under the terms of the GNU General Public License as published by
8 - the Free Software Foundation; either version 3 of the License, or
9 - (at your option) any later version.
11 - FuncTorrent is distributed in the hope that it will be useful,
12 - but WITHOUT ANY WARRANTY; without even the implied warranty of
13 - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 - GNU General Public License for more details.
16 - You should have received a copy of the GNU General Public License
17 - along with FuncTorrent; if not, see <http://www.gnu.org/licenses/>
20 {-# LANGUAGE OverloadedStrings #-}
22 module FuncTorrent.Network
27 import Prelude hiding (concat)
29 import Data.ByteString (ByteString)
30 import Data.ByteString.Char8 as BC (pack, unpack, concat, intercalate)
31 import Network.HTTP (simpleHTTP, defaultGETRequest_, getResponseBody)
32 import Network.URI (parseURI)
34 -- | Make a query string from a alist of k, v
35 -- TODO: Url encode each argument
36 mkParams :: [(String, ByteString)] -> ByteString
37 mkParams params = BC.intercalate "&" [concat [pack f, "=", s] | (f,s) <- params]
39 sendGetRequest :: String -> [(String, ByteString)] -> IO ByteString
40 sendGetRequest url args = simpleHTTP (defaultGETRequest_ url') >>= getResponseBody
41 where url' = case parseURI url'' of
43 _ -> error $ "Bad tracker URL: " ++ (show url'')
45 url'' = unpack $ concat [pack url, "?", qstr]