src/CommandLine.hs

   1 module CommandLine (
   2   get_args )
   3 where
   4
   5 import System.Console.CmdArgs (
   6   (&=),
   7   cmdArgs,
   8   def,
   9   details,
  10   help,
  11   program,
  12   summary,
  13   typ,
  14   typDir )
  15
  16 -- Get the version from Cabal.
  17 import Paths_htsn (version)
  18 import Data.Version (showVersion)
  19
  20 import OptionalConfiguration (OptionalConfiguration(..))
  21
  22 description :: String
  23 description = "Parse XML files from The Sports Network."
  24
  25 program_name :: String
  26 program_name = "htsn"
  27
  28 my_summary :: String
  29 my_summary = program_name ++ "-" ++ (showVersion version)
  30
  31 password_help :: String
  32 password_help =
  33   "Password to use when connecting to the feed"
  34
  35 output_directory_help :: String
  36 output_directory_help =
  37   "Directory in which to output the XML files; must be writable"
  38
  39 username_help :: String
  40 username_help =
  41   "Username to use when connecting to the feed"
  42
  43 arg_spec :: OptionalConfiguration
  44 arg_spec =
  45   OptionalConfiguration {
  46     password         = def &= typ "PASSWORD" &= help password_help,
  47     output_directory = def &= typDir         &= help output_directory_help,
  48     username         = def &= typ "USERNAME" &= help username_help,
  49     -- Using "def" below for the FeedHosts causes the list to show up in
  50     -- reverse. Don't ask me why.
  51     feed_hosts       = def &= typ "HOSTNAMES" }
  52   &= program program_name
  53   &= summary my_summary
  54   &= details [description]
  55
  56
  57
  58 get_args :: IO OptionalConfiguration
  59 get_args = cmdArgs arg_spec