qchess/src/main.py

   1 #!/usr/bin/python -u
   2
   3 # Do you know what the -u does? It unbuffers stdin and stdout
   4 # I can't remember why, but last year things broke without that
   5
   6 """
   7         UCC::Progcomp 2013 Quantum Chess game
   8         @author Sam Moore [SZM] "matches"
   9         @copyright The University Computer Club, Incorporated
  10                 (ie: You can copy it for not for profit purposes)
  11 """
  12
  13 # system python modules or whatever they are called
  14 import sys
  15 import os
  16 import time
  17
  18 turn_delay = 0.5
  19 [game, graphics] = [None, None]
  20
  21 def make_player(name, colour):
  22         if name[0] == '@':
  23                 if name[1:] == "human":
  24                         return HumanPlayer(name, colour)
  25                 s = name[1:].split(":")
  26                 if s[0] == "network":
  27                         address = None
  28                         if len(s) > 1:
  29                                 address = s[1]
  30                         return NetworkReceiver(colour, address)
  31                 if s[0] == "internal":
  32
  33                         import inspect
  34                         internal_agents = inspect.getmembers(sys.modules[__name__], inspect.isclass)
  35                         internal_agents = [x for x in internal_agents if issubclass(x[1], InternalAgent)]
  36                         internal_agents.remove(('InternalAgent', InternalAgent))
  37
  38                         if len(s) != 2:
  39                                 sys.stderr.write(sys.argv[0] + " : '@internal' should be followed by ':' and an agent name\n")
  40                                 sys.stderr.write(sys.argv[0] + " : Choices are: " + str(map(lambda e : e[0], internal_agents)) + "\n")
  41                                 return None
  42
  43                         for a in internal_agents:
  44                                 if s[1] == a[0]:
  45                                         return a[1](name, colour)
  46
  47                         sys.stderr.write(sys.argv[0] + " : Can't find an internal agent matching \"" + s[1] + "\"\n")
  48                         sys.stderr.write(sys.argv[0] + " : Choices are: " + str(map(lambda e : e[0], internal_agents)) + "\n")
  49                         return None
  50
  51
  52         else:
  53                 return ExternalAgent(name, colour)
  54
  55
  56
  57 # The main function! It does the main stuff!
  58 def main(argv):
  59
  60         # Apparently python will silently treat things as local unless you do this
  61         # Anyone who says "You should never use a global variable" can die in a fire
  62         global game
  63         global graphics
  64
  65         global turn_delay
  66         global agent_timeout
  67         global log_file
  68         global src_file
  69         global graphics_enabled
  70
  71
  72         src_file = None
  73
  74         style = "quantum"
  75         colour = "white"
  76
  77         # Get the important warnings out of the way
  78         if platform.system() == "Windows":
  79                 sys.stderr.write(sys.argv[0] + " : Warning - You are using " + platform.system() + "\n")
  80                 if platform.release() == "Vista":
  81                         sys.stderr.write(sys.argv[0] + " : God help you.\n")
  82
  83
  84         players = []
  85         i = 0
  86         while i < len(argv)-1:
  87                 i += 1
  88                 arg = argv[i]
  89                 if arg[0] != '-':
  90                         p = make_player(arg, colour)
  91                         if not isinstance(p, Player):
  92                                 sys.stderr.write(sys.argv[0] + " : Fatal error creating " + colour + " player\n")
  93                                 return 100
  94                         players.append(p)
  95                         if colour == "white":
  96                                 colour = "black"
  97                         elif colour == "black":
  98                                 pass
  99                         else:
 100                                 sys.stderr.write(sys.argv[0] + " : Too many players (max 2)\n")
 101                         continue
 102
 103                 # Option parsing goes here
 104                 if arg[1] == '-' and arg[2:] == "classical":
 105                         style = "classical"
 106                 elif arg[1] == '-' and arg[2:] == "quantum":
 107                         style = "quantum"
 108                 elif (arg[1] == '-' and arg[2:] == "graphics"):
 109                         graphics_enabled = not graphics_enabled
 110                 elif (arg[1] == '-' and arg[2:].split("=")[0] == "file"):
 111                         # Load game from file
 112                         if len(arg[2:].split("=")) == 1:
 113                                 src_file = sys.stdin
 114                         else:
 115                                 src_file = open(arg[2:].split("=")[1])
 116                 elif (arg[1] == '-' and arg[2:].split("=")[0] == "log"):
 117                         # Log file
 118                         if len(arg[2:].split("=")) == 1:
 119                                 log_file = sys.stdout
 120                         else:
 121                                 log_file = open(arg[2:].split("=")[1], "w")
 122                 elif (arg[1] == '-' and arg[2:].split("=")[0] == "delay"):
 123                         # Delay
 124                         if len(arg[2:].split("=")) == 1:
 125                                 turn_delay = 0
 126                         else:
 127                                 turn_delay = float(arg[2:].split("=")[1])
 128
 129                 elif (arg[1] == '-' and arg[2:].split("=")[0] == "timeout"):
 130                         # Timeout
 131                         if len(arg[2:].split("=")) == 1:
 132                                 agent_timeout = -1
 133                         else:
 134                                 agent_timeout = float(arg[2:].split("=")[1])
 135
 136                 elif (arg[1] == '-' and arg[2:] == "help"):
 137                         # Help
 138                         os.system("less data/help.txt") # The best help function
 139                         return 0
 140
 141
 142         # Create the board
 143
 144         # Construct a GameThread! Make it global! Damn the consequences!
 145
 146         if src_file != None:
 147                 if len(players) == 0:
 148                         players = [Player("dummy", "white"), Player("dummy", "black")]
 149                 game = ReplayThread(players, src_file)
 150         else:
 151                 board = Board(style)
 152                 game = GameThread(board, players)
 153
 154
 155
 156         # Initialise GUI
 157         if graphics_enabled == True:
 158                 try:
 159                         graphics = GraphicsThread(game.board, grid_sz = [64,64]) # Construct a GraphicsThread!
 160
 161                 except Exception,e:
 162                         graphics = None
 163                         sys.stderr.write(sys.argv[0] + " : Got exception trying to initialise graphics\n"+str(e.message)+"\nDisabled graphics\n")
 164                         graphics_enabled = False
 165
 166         # If there are no players listed, display a nice pretty menu
 167         if len(players) != 2:
 168                 if graphics != None:
 169                         players = graphics.SelectPlayers(players)
 170                 else:
 171                         sys.stderr.write(sys.argv[0] + " : Usage " + sys.argv[0] + " white black\n")
 172                         return 44
 173
 174         # If there are still no players, quit
 175         if players == None or len(players) != 2:
 176                 sys.stderr.write(sys.argv[0] + " : Graphics window closed before players chosen\n")
 177                 return 45
 178
 179
 180         # Wrap NetworkSender players around original players if necessary
 181         for i in range(len(players)):
 182                 if isinstance(players[i], NetworkReceiver):
 183                         players[i].board = board # Network players need direct access to the board
 184                         for j in range(len(players)):
 185                                 if j == i:
 186                                         continue
 187                                 if isinstance(players[j], NetworkSender) or isinstance(players[j], NetworkReceiver):
 188                                         continue
 189                                 players[j] = NetworkSender(players[j], players[i].address)
 190                                 players[j].board = board
 191
 192         # Connect the networked players
 193         for p in players:
 194                 if isinstance(p, NetworkSender) or isinstance(p, NetworkReceiver):
 195                         if graphics != None:
 196                                 graphics.board.display_grid(graphics.window, graphics.grid_sz)
 197                                 graphics.message("Connecting to " + p.colour + " player...")
 198                         p.connect()
 199
 200
 201         # If using windows, select won't work; use horrible TimeoutPlayer hack
 202         if agent_timeout > 0:
 203                 if platform.system() == "Windows":
 204                         for i in range(len(players)):
 205                                 if isinstance(players[i], ExternalAgent) or isinstance(players[i], InternalAgent):
 206                                         players[i] = TimeoutPlayer(players[i], agent_timeout)
 207
 208                 else:
 209                         warned = False
 210                         # InternalAgents get wrapped to an ExternalAgent when there is a timeout
 211                         # This is not confusing at all.
 212                         for i in range(len(players)):
 213                                 if isinstance(players[i], InternalAgent):
 214                                                 players[i] = ExternalWrapper(players[i])
 215
 216
 217
 218
 219
 220
 221
 222
 223         if graphics != None:
 224                 game.start() # This runs in a new thread
 225                 graphics.run()
 226                 game.join()
 227                 error = game.error + graphics.error
 228         else:
 229                 game.run()
 230                 error = game.error
 231
 232         if log_file != None and log_file != sys.stdout:
 233                 log_file.close()
 234
 235         if src_file != None and src_file != sys.stdin:
 236                 src_file.close()
 237
 238         return error
 239
 240 # This is how python does a main() function...
 241 if __name__ == "__main__":
 242         sys.exit(main(sys.argv))