Did something, apparently
[progcomp2013.git] / qchess / qchess.py
index 8deeddb..8861d98 100755 (executable)
@@ -272,10 +272,10 @@ class Board():
 
        # Update the board when a piece has been selected
        # "type" is apparently reserved, so I'll use "state"
-       def update_select(self, x, y, type_index, state):
+       def update_select(self, x, y, type_index, state, sanity=True):
                piece = self.grid[x][y]
                if piece.types[type_index] == "unknown":
-                       if not state in self.unrevealed_types[piece.colour].keys():
+                       if not state in self.unrevealed_types[piece.colour].keys() and sanity == True:
                                raise Exception("SANITY: Too many " + piece.colour + " " + state + "s")
                        self.unrevealed_types[piece.colour][state] -= 1
                        if self.unrevealed_types[piece.colour][state] <= 0:
@@ -291,12 +291,12 @@ class Board():
                piece.possible_moves = None
                
        # Update the board when a piece has been moved
-       def update_move(self, x, y, x2, y2):
+       def update_move(self, x, y, x2, y2, sanity=True):
                                
                piece = self.grid[x][y]
                #print "Moving " + str(x) + "," + str(y) + " to " + str(x2) + "," + str(y2) + "; possible_moves are " + str(self.possible_moves(piece))
                
-               if not [x2,y2] in self.possible_moves(piece):
+               if not [x2,y2] in self.possible_moves(piece) and sanity == True:
                        raise Exception("ILLEGAL move " + str(x2)+","+str(y2))
                
                self.grid[x][y] = None
@@ -331,7 +331,7 @@ class Board():
 
        # Update the board from a string
        # Guesses what to do based on the format of the string
-       def update(self, result):
+       def update(self, result, sanity=True):
                #print "Update called with \"" + str(result) + "\""
                # String always starts with 'x y'
                try:
@@ -341,7 +341,7 @@ class Board():
                        raise Exception("GIBBERISH \""+ str(result) + "\"") # Raise expectations
 
                piece = self.grid[x][y]
-               if piece == None:
+               if piece == None and sanity == True:
                        raise Exception("EMPTY")
 
                # If a piece is being moved, the third token is '->'
@@ -354,7 +354,7 @@ class Board():
                                raise Exception("GIBBERISH \"" + str(result) + "\"") # Raise the alarm
 
                        # Move the piece (take opponent if possible)
-                       self.update_move(x, y, x2, y2)
+                       self.update_move(x, y, x2, y2, sanity)
                        
                else:
                        # Otherwise we will just assume a piece has been selected
@@ -364,8 +364,9 @@ class Board():
                        except:
                                raise Exception("GIBBERISH \"" + result + "\"") # Throw a hissy fit
 
+
                        # Select the piece
-                       self.update_select(x, y, type_index, state)
+                       self.update_select(x, y, type_index, state, sanity)
 
                return result
 
@@ -631,7 +632,7 @@ class Player():
                self.colour = colour
 
        def update(self, result):
-               pass
+               return result
 
        def reset_board(self, s):
                pass
@@ -691,7 +692,7 @@ class ExternalAgent(Player):
        def update(self, result):
                #print "Update " + str(result) + " called for AgentPlayer"
                self.send_message(result)
-
+               return result
 
        def get_move(self):
                
@@ -777,6 +778,7 @@ class HumanPlayer(Player):
                        pass
                else:
                        sys.stdout.write(result + "\n") 
+               return result
 
 
 # Default internal player (makes random moves)
@@ -792,7 +794,8 @@ class InternalAgent(Player):
        def update(self, result):
                
                self.board.update(result)
-               self.board.verify()
+               #self.board.verify()
+               return result
 
        def reset_board(self, s):
                self.board.reset_board(s)
@@ -1131,7 +1134,10 @@ network_timeout_delay = 1.0 # Maximum time between two characters being received
 class Network():
        def __init__(self, colour, address = None):
                self.socket = socket.socket()
+               self.socket.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
                #self.socket.setblocking(0)
+               
+               self.server = (address == None)
 
                if colour == "white":
                        self.port = 4562
@@ -1143,7 +1149,7 @@ class Network():
        #       print str(self) + " listens on port " + str(self.port)
 
                if address == None:
-                       self.host = socket.gethostname()
+                       self.host = "0.0.0.0" #socket.gethostname() # Breaks things???
                        self.socket.bind((self.host, self.port))
                        self.socket.listen(5)   
 
@@ -1158,6 +1164,7 @@ class Network():
                        self.src.send("ok\n")
                        if self.get_response() == "QUIT":
                                self.src.close()
+                       self.address = (address, self.port)
 
        def get_response(self):
                # Timeout the start of the message (first character)
@@ -1203,6 +1210,7 @@ class Network():
                        game.stop()
                        return True
 
+
                
 
 class NetworkSender(Player,Network):
@@ -1213,38 +1221,52 @@ class NetworkSender(Player,Network):
                self.address = address
 
        def connect(self):
-               Network.__init__(self, self.base_player.colour, self.address)
-
+               nAttempts=3
+               for i in range(nAttempts):
+                       try:
+                               Network.__init__(self, self.colour, self.address)
+                               debug(str(self) +" connected to " + str(self.address))
+                               return
+                       except Exception, e:
+                               debug(str(self) +" attempt " + str(i) + ": " +  str(e.message))
+                               
+               raise Exception("NETWORK - Can't connect to " + str(self.address))
 
 
        def select(self):
                [x,y] = self.base_player.select()
                choice = self.board.grid[x][y]
                s = str(x) + " " + str(y)
-               #print str(self) + ".select sends " + s
+               #debug(str(self) + " sends: " + str(s))
                self.send_message(s)
                return [x,y]
 
        def get_move(self):
                [x,y] = self.base_player.get_move()
                s = str(x) + " " + str(y)
-               #print str(self) + ".get_move sends " + s
+               #debug(str(self) + " sends: " + str(s))
                self.send_message(s)
                return [x,y]
 
        def update(self, s):
+               
                self.base_player.update(s)
+               if self.server == True:
+                       #debug(str(self) + " sends: " + str(s))
+                       self.send_message(s)
+               return s
+               
                s = s.split(" ")
                [x,y] = map(int, s[0:2])
                selected = self.board.grid[x][y]
                if selected != None and selected.colour == self.colour and len(s) > 2 and not "->" in s:
                        s = " ".join(s[0:3])
                        for i in range(2):
-                               if selected.types_revealed[i] == True:
+                               if selected.types[i][0] != '?':
                                        s += " " + str(selected.types[i])
                                else:
                                        s += " unknown"
-                       #print str(self) + ".update sends " + s
+                       #debug(str(self) +" sending: " + str(s))
                        self.send_message(s)
                                
 
@@ -1252,24 +1274,48 @@ class NetworkSender(Player,Network):
                self.base_player.quit(final_result)
                #self.src.send("QUIT " + str(final_result) + "\n")
                self.src.close()
+               
+       def __str__(self):
+               s = "NetworkSender:"
+               if self.server:
+                       s += "server"
+               else:
+                       s += "client"
+               s += ":"+str(self.address)
+               return s
+
 
 class NetworkReceiver(Player,Network):
        def __init__(self, colour, address=None):
                
-               Player.__init__(self, address, colour)
+               s = "@network"
+               if address != None:
+                       s += ":"+str(address)
+               Player.__init__(self, s, colour)
 
                self.address = address
 
                self.board = None
 
+
        def connect(self):
-               Network.__init__(self, self.colour, self.address)
+               nAttempts=3
+               for i in range(nAttempts):
+                       try:
+                               Network.__init__(self, self.colour, self.address)
+                               debug(str(self) +" connected to " + str(self.address))
+                               return
+                       except Exception, e:
+                               debug(str(self) +" attempt " + str(i) + ": " +  str(e.message))
+                               
+               raise Exception("NETWORK - Can't connect to " + str(self.address))
+                       
                        
 
        def select(self):
                
                s = self.get_response()
-               #print str(self) + ".select gets " + s
+               #debug(str(self) +".select reads: " + str(s))
                [x,y] = map(int,s.split(" "))
                if x == -1 and y == -1:
                        #print str(self) + ".select quits the game"
@@ -1279,7 +1325,7 @@ class NetworkReceiver(Player,Network):
                return [x,y]
        def get_move(self):
                s = self.get_response()
-               #print str(self) + ".get_move gets " + s
+               #debug(str(self) +".get_move reads: " + str(s))
                [x,y] = map(int,s.split(" "))
                if x == -1 and y == -1:
                        #print str(self) + ".get_move quits the game"
@@ -1289,29 +1335,26 @@ class NetworkReceiver(Player,Network):
                return [x,y]
 
        def update(self, result):
-               
-               result = result.split(" ")
-               [x,y] = map(int, result[0:2])
-               selected = self.board.grid[x][y]
-               if selected != None and selected.colour == self.colour and len(result) > 2 and not "->" in result:
-                       s = self.get_response()
-                       #print str(self) + ".update - receives " + str(s)
-                       s = s.split(" ")
-                       selected.choice = int(s[2])
-                       for i in range(2):
-                               selected.types[i] = str(s[3+i])
-                               if s[3+i] == "unknown":
-                                       selected.types_revealed[i] = False
-                               else:
-                                       selected.types_revealed[i] = True
-                       selected.current_type = selected.types[selected.choice] 
-               else:
-                       pass
-                       #print str(self) + ".update - ignore result " + str(result)                     
+               if self.server == True:
+                       return result
+               s = self.get_response()
+               #debug(str(self) + ".update reads: " + str(s))
+               if not "->" in s.split(" "):
+                       self.board.update(s, sanity=False)
+               return s
                
 
        def quit(self, final_result):
                self.src.close()
+               
+       def __str__(self):
+               s = "NetworkReceiver:"
+               if self.server:
+                       s += "server"
+               else:
+                       s += "client"
+               s += ":"+str(self.address)
+               return s
        
 # --- network.py --- #
 import threading
@@ -1349,7 +1392,7 @@ class LogFile():
        def setup(self, board, players):
                
                for p in players:
-                       self.log.write("# " + p.colour + " : " + p.name + "\n")
+                       self.log.write("# " + str(p.colour) + " : " + str(p.name) + "\n")
                
                self.log.write("# Initial board\n")
                for x in range(0, w):
@@ -1505,6 +1548,9 @@ def log(s):
        for l in log_files:
                l.write(s)
                
+def debug(s):
+       sys.stderr.write("# DEBUG: " + s + "\n")
+               
 
 def log_init(board, players):
        for l in log_files:
@@ -1546,13 +1592,17 @@ class GameThread(StoppableThread):
                                        [x,y] = p.select() # Player selects a square
                                        if self.stopped():
                                                break
-
+                               
+                                       if not (isinstance(p, Network) and p.server == False):
+                                               result = self.board.select(x, y, colour = p.colour)
+                                       else:
+                                               #debug(str(self) + " don't update local board")
+                                               result = ""
                                        
-                                               
-
-                                       result = self.board.select(x, y, colour = p.colour)                             
+                                       result = p.update(result)
                                        for p2 in self.players:
-                                               p2.update(result) # Inform players of what happened
+                                               if p2 != p:
+                                                       result = p2.update(result) # Inform players of what happened
 
 
                                        log(result)
@@ -1874,8 +1924,10 @@ def load_images(image_dir=os.path.join(os.path.curdir, "data", "images")):
                        small_images[c].update({p : pygame.image.load(os.path.join(image_dir, c + "_" + p + "_small.png"))})
 # --- images.py --- #
 graphics_enabled = True
+
 try:
        import pygame
+       os.environ["SDL_VIDEO_ALLOW_SCREENSAVER"] = "1"
 except:
        graphics_enabled = False
        
@@ -1902,12 +1954,13 @@ class GraphicsThread(StoppableThread):
                self.cond = threading.Condition()
                self.sleep_timeout = None
                self.last_event = time.time()
+               self.blackout = False
 
                #print "Test font"
                pygame.font.Font(os.path.join(os.path.curdir, "data", "DejaVuSans.ttf"), 32).render("Hello", True,(0,0,0))
 
                #load_images()
-               load_images()
+               create_images(grid_sz)
 
                """
                for c in images.keys():
@@ -1935,8 +1988,11 @@ class GraphicsThread(StoppableThread):
 
                                #print "Display pieces"
                                self.board.display_pieces(window = self.window, grid_sz = self.grid_sz) # Draw the board                
+                               self.blackout = False
                                
-                       else:
+                       elif pygame.mouse.get_focused() and not self.blackout:
+                               os.system("xset dpms force off")
+                               self.blackout = True
                                self.window.fill((0,0,0))
 
                        pygame.display.flip()
@@ -1961,7 +2017,7 @@ class GraphicsThread(StoppableThread):
                                
                                
                                        
-
+  
                                
                                                                
                                                
@@ -2563,6 +2619,10 @@ def main(argv):
                        if graphics != None:
                                graphics.board.display_grid(graphics.window, graphics.grid_sz)
                                graphics.message("Connecting to " + p.colour + " player...")
+                               
+                       # Handle race condition by having clients wait longer than servers to connect
+                       if p.address != None:
+                               time.sleep(0.2)
                        p.connect()
 
        
@@ -2631,4 +2691,4 @@ if __name__ == "__main__":
                sys.exit(102)
 
 # --- main.py --- #
-# EOF - created from make on Thu Mar 21 12:27:36 WST 2013
+# EOF - created from make on Tue Apr  2 15:05:07 WST 2013

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