diff options
Diffstat (limited to 'lib/adv.py')
| -rw-r--r-- | lib/adv.py | 426 |
1 files changed, 213 insertions, 213 deletions
@@ -13,16 +13,16 @@ nil = return_nil() whitespace = ' \t\n' def split(s): - res = [] - i, n = 0, len(s) - while i < n: - while i < n and s[i] in whitespace: i = i+1 - if i = n: break - j = i - while j < n and s[j] not in whitespace: j = j+1 - res.append(s[i:j]) - i = j - return res + res = [] + i, n = 0, len(s) + while i < n: + while i < n and s[i] in whitespace: i = i+1 + if i = n: break + j = i + while j < n and s[j] not in whitespace: j = j+1 + res.append(s[i:j]) + i = j + return res # Constants to name directions @@ -68,76 +68,76 @@ alias['drop'] = PUT # Normalize a command, in place: truncate words to 6 chars, and expand aliases. def normalize(cmd): - for i in range(len(cmd)): - word = cmd[i][:6] - if alias.has_key(word): - word = alias[word] - cmd[i] = word + for i in range(len(cmd)): + word = cmd[i][:6] + if alias.has_key(word): + word = alias[word] + cmd[i] = word # The Object class describes objects that the player can carry around. class Object(): - def init(this, name): - this.name = name - return this - def describe(this): - print 'A', this.name + '.' - def get(this, (player, room)): - del room.objects[this.name] - player.objects[this.name] = this - def put(this, (player, room)): - del player.objects[this.name] - room.objects[this.name] = this + def init(this, name): + this.name = name + return this + def describe(this): + print 'A', this.name + '.' + def get(this, (player, room)): + del room.objects[this.name] + player.objects[this.name] = this + def put(this, (player, room)): + del player.objects[this.name] + room.objects[this.name] = this # The Player class embodies first person control. class Player(): - # Set initial state, except current room. - def init(self, initial_room): - self.blind = 0 - self.here = initial_room - self.prev = nil - self.objects = {} - return self - # Read and execute commands forever. - def play(self): - self.here.casualdescribe() - while 1: - self.move() - # Read and execute one command. - def move(self): - next = self.here.parser() - if next and next <> self.here: - self.prev = self.here - self.here = next - if not self.blind: - self.here.casualdescribe() - # Print inventory. - def inventory(self): - if not self.objects: - print 'You aren\'t carrying anything.' - return - print 'You are carrying:' - for key in self.objects.keys(): - self.objects[key].describe() - # Go back to previous room. - def back(self): - if self.prev: return self.prev - print 'You can\'t go back now.' - # Get an object from the room. - def get(self, name): - if self.here.objects.has_key(name): - self.here.objects[name].get(self, self.here) - else: - print 'I see no', name, 'here.' - # Put an object in the room. - def put(self, name): - if self.objects.has_key(name): - self.objects[name].put(self, self.here) - else: - print 'You have no', name, 'with you.' + # Set initial state, except current room. + def init(self, initial_room): + self.blind = 0 + self.here = initial_room + self.prev = nil + self.objects = {} + return self + # Read and execute commands forever. + def play(self): + self.here.casualdescribe() + while 1: + self.move() + # Read and execute one command. + def move(self): + next = self.here.parser() + if next and next <> self.here: + self.prev = self.here + self.here = next + if not self.blind: + self.here.casualdescribe() + # Print inventory. + def inventory(self): + if not self.objects: + print 'You aren\'t carrying anything.' + return + print 'You are carrying:' + for key in self.objects.keys(): + self.objects[key].describe() + # Go back to previous room. + def back(self): + if self.prev: return self.prev + print 'You can\'t go back now.' + # Get an object from the room. + def get(self, name): + if self.here.objects.has_key(name): + self.here.objects[name].get(self, self.here) + else: + print 'I see no', name, 'here.' + # Put an object in the room. + def put(self, name): + if self.objects.has_key(name): + self.objects[name].put(self, self.here) + else: + print 'You have no', name, 'with you.' # The Room class describes a generic room. @@ -145,120 +145,120 @@ class Player(): # that override certain operations. class Room(): - # Initialize a featureless room. - def init(here, name): - here.seen = 0 - here.name = name - here.exits = {} - here.objects = {} - here.description = [] - return here - # Add an object to the room. Used during initialization. - def add(here, obj): - here.objects[obj.name] = obj - # Print a casual description. - def casualdescribe(here): - if here.seen: - print here.name + '.' - here.listobjects() - return - here.seen = 1 - here.describe() - # Print a full description, including all exits and objects seen. - def describe(here): - if not here.description: - print here.name + '.' - here.listexits() - else: - for line in here.description: print line - here.listobjects() - # List exits. - def listexits(here): - there = here.exits.keys() - if there: - if len(there) = 1: - print 'There is an exit leading', - else: - print 'There are exits leading', - for name in there[:-2]: - print name + ',', - print there[len(there)-2], 'and', - print there[len(there)-1] + '.' - # List objects - def listobjects(here): - if here.objects: - print 'I see:' - for key in here.objects.keys(): - here.objects[key].describe() - # Default parser. Returns next room (possibly the same) or nil. - def parser(here): - cmd = here.getcmd(here.prompt()) - return here.decide(cmd) - # Return default prompt string. - def prompt(here): return '> ' - # Default input routine. Returns a non-empty list of words. - def getcmd(here, prompt): - # Loop until non-empty command gotten - # EOFError and KeyboardInterrupt may be caught elsewhere - while 1: - line = raw_input(prompt) - cmd = split(line) - if cmd: - normalize(cmd) - return cmd - # Default decision routine. Override for room-specific commands. - def decide(here, cmd): - key, args = cmd[0], cmd[1:] - if not args: - if key = N: return here.north() - if key = S: return here.south() - if key = E: return here.east() - if key = W: return here.west() - if key = U: return here.up() - if key = D: return here.down() - if key = NW: return here.nw() - if key = NE: return here.ne() - if key = SW: return here.sw() - if key = SE: return here.se() - if key = LOOK: return here.look() - if key = INVENT: return here.inventory() - if key = BACK: return here.back() - if here.objects.has_key(key): - print 'What do you want to do with the', key+'?' - else: - print 'Huh?' - return - if key = GET: - for arg in args: - player.get(arg) - return - if key = PUT: - for arg in args: - player.put(arg) - # Standard commands. - def look(here): - here.describe() - def inventory(here): - player.inventory() - def back(here): - return player.back() - # Standard exits. - def north(here): return here.take_exit(N) - def south(here): return here.take_exit(S) - def west(here): return here.take_exit(W) - def east(here): return here.take_exit(E) - def up(here): return here.take_exit(U) - def down(here): return here.take_exit(D) - def nw(here): return here.take_exit(NW) - def ne(here): return here.take_exit(NE) - def sw(here): return here.take_exit(SW) - def se(here): return here.take_exit(SE) - # Subroutine for standard exits. - def take_exit(here, key): - if here.exits.has_key(key): - return here.exits[key] - print 'You cannot go in that direction.' - return here + # Initialize a featureless room. + def init(here, name): + here.seen = 0 + here.name = name + here.exits = {} + here.objects = {} + here.description = [] + return here + # Add an object to the room. Used during initialization. + def add(here, obj): + here.objects[obj.name] = obj + # Print a casual description. + def casualdescribe(here): + if here.seen: + print here.name + '.' + here.listobjects() + return + here.seen = 1 + here.describe() + # Print a full description, including all exits and objects seen. + def describe(here): + if not here.description: + print here.name + '.' + here.listexits() + else: + for line in here.description: print line + here.listobjects() + # List exits. + def listexits(here): + there = here.exits.keys() + if there: + if len(there) = 1: + print 'There is an exit leading', + else: + print 'There are exits leading', + for name in there[:-2]: + print name + ',', + print there[len(there)-2], 'and', + print there[len(there)-1] + '.' + # List objects + def listobjects(here): + if here.objects: + print 'I see:' + for key in here.objects.keys(): + here.objects[key].describe() + # Default parser. Returns next room (possibly the same) or nil. + def parser(here): + cmd = here.getcmd(here.prompt()) + return here.decide(cmd) + # Return default prompt string. + def prompt(here): return '> ' + # Default input routine. Returns a non-empty list of words. + def getcmd(here, prompt): + # Loop until non-empty command gotten + # EOFError and KeyboardInterrupt may be caught elsewhere + while 1: + line = raw_input(prompt) + cmd = split(line) + if cmd: + normalize(cmd) + return cmd + # Default decision routine. Override for room-specific commands. + def decide(here, cmd): + key, args = cmd[0], cmd[1:] + if not args: + if key = N: return here.north() + if key = S: return here.south() + if key = E: return here.east() + if key = W: return here.west() + if key = U: return here.up() + if key = D: return here.down() + if key = NW: return here.nw() + if key = NE: return here.ne() + if key = SW: return here.sw() + if key = SE: return here.se() + if key = LOOK: return here.look() + if key = INVENT: return here.inventory() + if key = BACK: return here.back() + if here.objects.has_key(key): + print 'What do you want to do with the', key+'?' + else: + print 'Huh?' + return + if key = GET: + for arg in args: + player.get(arg) + return + if key = PUT: + for arg in args: + player.put(arg) + # Standard commands. + def look(here): + here.describe() + def inventory(here): + player.inventory() + def back(here): + return player.back() + # Standard exits. + def north(here): return here.take_exit(N) + def south(here): return here.take_exit(S) + def west(here): return here.take_exit(W) + def east(here): return here.take_exit(E) + def up(here): return here.take_exit(U) + def down(here): return here.take_exit(D) + def nw(here): return here.take_exit(NW) + def ne(here): return here.take_exit(NE) + def sw(here): return here.take_exit(SW) + def se(here): return here.take_exit(SE) + # Subroutine for standard exits. + def take_exit(here, key): + if here.exits.has_key(key): + return here.exits[key] + print 'You cannot go in that direction.' + return here # Create the objects we know about. @@ -271,10 +271,10 @@ o_python = Object().init('python') # Subroutine to connect two rooms. def connect(rm1, rm2, dir1, dir2): - if dir1: - rm1.exits[dir1] = rm2 - if dir2: - rm2.exits[dir2] = rm1 + if dir1: + rm1.exits[dir1] = rm2 + if dir2: + rm2.exits[dir2] = rm1 # Create the rooms and connect them together. @@ -283,34 +283,34 @@ def connect(rm1, rm2, dir1, dir2): r_front = Room().init('Front of building') r_initial = r_front r_front.description = [ \ - 'You are standing in front of a large, desolate building.', \ - 'Huge neon letters spell "CWI". The "I" is blinking.', \ - 'There are entrances north and west from where you are standing.', \ - ] + 'You are standing in front of a large, desolate building.', \ + 'Huge neon letters spell "CWI". The "I" is blinking.', \ + 'There are entrances north and west from where you are standing.', \ + ] r_entrance = Room().init('Entrance') r_entrance.description = [ \ - 'You are standing in a small entrance room.', \ - 'On the east side is a window to a reception room.', \ - 'South is a door leading outside the building.', \ - 'North is a large hall.' \ - ] + 'You are standing in a small entrance room.', \ + 'On the east side is a window to a reception room.', \ + 'South is a door leading outside the building.', \ + 'North is a large hall.' \ + ] r_hall_s = Room().init('South of hall') r_hall_s.description = [ \ - 'You are standing at the south side of a very large hall.', \ - 'There are doors leading west, southwest, south and southeast,', \ - 'and a corridor leads east.', \ - 'The hall continues to the north.' \ - ] + 'You are standing at the south side of a very large hall.', \ + 'There are doors leading west, southwest, south and southeast,', \ + 'and a corridor leads east.', \ + 'The hall continues to the north.' \ + ] r_hall_n = Room().init('North of hall') r_hall_n.description = [ \ - 'You are stanting at the north side of a very large hall.', \ - 'There are corridors leading west, northwest, northeast,', \ - 'an elevator door north, and a door leading outside east.', \ - 'There are stairs leading up, and the hall continues to the south.' \ - ] + 'You are stanting at the north side of a very large hall.', \ + 'There are corridors leading west, northwest, northeast,', \ + 'an elevator door north, and a door leading outside east.', \ + 'There are stairs leading up, and the hall continues to the south.' \ + ] r_reception = Room().init('Reception') @@ -349,7 +349,7 @@ r_reception.add(o_lamp) # Create an uninitialized player object. # It is initialized by main(), but must be created here (as global) -# since some Room methods reference it. (Though maybe they shouldn't?) +# since some Room methods reference it. (Though maybe they shouldn't?) player = Player() @@ -357,10 +357,10 @@ player = Player() # Play the game from the beginning. def main(): - x = player.init(r_initial) - try: - player.play() - except (EOFError, KeyboardInterrupt): - pass + x = player.init(r_initial) + try: + player.play() + except (EOFError, KeyboardInterrupt): + pass main() |