diff options
Diffstat (limited to 'examples/adventureEngine.py')
| -rw-r--r-- | examples/adventureEngine.py | 120 |
1 files changed, 60 insertions, 60 deletions
diff --git a/examples/adventureEngine.py b/examples/adventureEngine.py index cdc618e..259c03e 100644 --- a/examples/adventureEngine.py +++ b/examples/adventureEngine.py @@ -10,10 +10,10 @@ import string def aOrAn( item ):
if item.desc[0] in "aeiou":
- return "an " + item.desc
+ return "an " + item.desc
else:
return "a " + item.desc
-
+
def enumerateItems(l):
if len(l) == 0: return "nothing"
out = []
@@ -31,33 +31,33 @@ def enumerateDoors(l): out.append("and")
out.append(l[-1])
return " ".join(out)
-
+
class Room(object):
def __init__(self, desc):
self.desc = desc
self.inv = []
self.gameOver = False
self.doors = [None,None,None,None]
-
+
def __getattr__(self,attr):
return \
- {
+ {
"n":self.doors[0],
"s":self.doors[1],
"e":self.doors[2],
"w":self.doors[3],
}[attr]
-
+
def enter(self,player):
if self.gameOver:
player.gameOver = True
-
+
def addItem(self, it):
self.inv.append(it)
-
+
def removeItem(self,it):
self.inv.remove(it)
-
+
def describe(self):
print(self.desc)
visibleItems = [ it for it in self.inv if it.isVisible ]
@@ -69,12 +69,12 @@ class Room(object): print("There {} {} here.".format(is_form, enumerateItems(visibleItems)))
else:
print("You see %s." % (enumerateItems(visibleItems)))
-
+
class Exit(Room):
def __init__(self):
super(Exit,self).__init__("")
-
+
def enter(self,player):
player.gameOver = True
@@ -94,10 +94,10 @@ class Item(object): self.usableConditionTest = None
self.cantTakeMessage = "You can't take that!"
Item.items[desc] = self
-
+
def __str__(self):
return self.desc
-
+
def breakItem(self):
if not self.isBroken:
print("<Crash!>")
@@ -109,7 +109,7 @@ class Item(object): return self.usableConditionTest( player, target )
else:
return False
-
+
def useItem(self, player, target):
if self.useAction:
self.useAction(player, self, target)
@@ -126,7 +126,7 @@ class OpenableItem(Item): self.contents = contents
else:
self.contents = []
-
+
def openItem(self, player):
if not self.isOpened:
self.isOpened = not self.isOpened
@@ -135,7 +135,7 @@ class OpenableItem(Item): player.room.addItem( item )
self.contents = []
self.desc = "open " + self.desc
-
+
def closeItem(self, player):
if self.isOpened:
self.isOpened = not self.isOpened
@@ -152,10 +152,10 @@ class Command(object): @staticmethod
def helpDescription():
return ""
-
+
def _doCommand(self, player):
pass
-
+
def __call__(self, player ):
print(self.verbProg.capitalize()+"...")
self._doCommand(player)
@@ -168,12 +168,12 @@ class MoveCommand(Command): @staticmethod
def helpDescription():
- return """MOVE or GO - go NORTH, SOUTH, EAST, or WEST
+ return """MOVE or GO - go NORTH, SOUTH, EAST, or WEST
(can abbreviate as 'GO N' and 'GO W', or even just 'E' and 'S')"""
-
+
def _doCommand(self, player):
rm = player.room
- nextRoom = rm.doors[
+ nextRoom = rm.doors[
{
"N":0,
"S":1,
@@ -195,7 +195,7 @@ class TakeCommand(Command): @staticmethod
def helpDescription():
return "TAKE or PICKUP or PICK UP - pick up an object (but some are deadly)"
-
+
def _doCommand(self, player):
rm = player.room
subj = Item.items[self.subject]
@@ -217,7 +217,7 @@ class DropCommand(Command): @staticmethod
def helpDescription():
return "DROP or LEAVE - drop an object (but fragile items may break)"
-
+
def _doCommand(self, player):
rm = player.room
subj = Item.items[self.subject]
@@ -234,7 +234,7 @@ class InventoryCommand(Command): @staticmethod
def helpDescription():
return "INVENTORY or INV or I - lists what items you have"
-
+
def _doCommand(self, player):
print("You have %s." % enumerateItems( player.inv ))
@@ -245,7 +245,7 @@ class LookCommand(Command): @staticmethod
def helpDescription():
return "LOOK or L - describes the current room and any objects in it"
-
+
def _doCommand(self, player):
player.room.describe()
@@ -256,7 +256,7 @@ class DoorsCommand(Command): @staticmethod
def helpDescription():
return "DOORS - display what doors are visible from this room"
-
+
def _doCommand(self, player):
rm = player.room
numDoors = sum([1 for r in rm.doors if r is not None])
@@ -267,7 +267,7 @@ class DoorsCommand(Command): reply = "There is a door to the "
else:
reply = "There are doors to the "
- doorNames = [ {0:"north", 1:"south", 2:"east", 3:"west"}[i]
+ doorNames = [ {0:"north", 1:"south", 2:"east", 3:"west"}[i]
for i,d in enumerate(rm.doors) if d is not None ]
#~ print doorNames
reply += enumerateDoors( doorNames )
@@ -286,7 +286,7 @@ class UseCommand(Command): @staticmethod
def helpDescription():
return "USE or U - use an object, optionally IN or ON another object"
-
+
def _doCommand(self, player):
rm = player.room
availItems = rm.inv + player.inv
@@ -306,7 +306,7 @@ class OpenCommand(Command): @staticmethod
def helpDescription():
return "OPEN or O - open an object"
-
+
def _doCommand(self, player):
rm = player.room
availItems = rm.inv+player.inv
@@ -329,7 +329,7 @@ class CloseCommand(Command): @staticmethod
def helpDescription():
return "CLOSE or CL - close an object"
-
+
def _doCommand(self, player):
rm = player.room
availItems = rm.inv+player.inv
@@ -351,7 +351,7 @@ class QuitCommand(Command): @staticmethod
def helpDescription():
return "QUIT or Q - ends the game"
-
+
def _doCommand(self, player):
print("Ok....")
player.gameOver = True
@@ -363,7 +363,7 @@ class HelpCommand(Command): @staticmethod
def helpDescription():
return "HELP or H or ? - displays this help message"
-
+
def _doCommand(self, player):
print("Enter any of the following commands (not case sensitive):")
for cmd in [
@@ -388,28 +388,28 @@ class AppParseException(ParseException): class Parser(object):
def __init__(self):
self.bnf = self.makeBNF()
-
+
def makeBNF(self):
- invVerb = oneOf("INV INVENTORY I", caseless=True)
- dropVerb = oneOf("DROP LEAVE", caseless=True)
+ invVerb = oneOf("INV INVENTORY I", caseless=True)
+ dropVerb = oneOf("DROP LEAVE", caseless=True)
takeVerb = oneOf("TAKE PICKUP", caseless=True) | \
(CaselessLiteral("PICK") + CaselessLiteral("UP") )
moveVerb = oneOf("MOVE GO", caseless=True) | empty
- useVerb = oneOf("USE U", caseless=True)
+ useVerb = oneOf("USE U", caseless=True)
openVerb = oneOf("OPEN O", caseless=True)
closeVerb = oneOf("CLOSE CL", caseless=True)
- quitVerb = oneOf("QUIT Q", caseless=True)
- lookVerb = oneOf("LOOK L", caseless=True)
+ quitVerb = oneOf("QUIT Q", caseless=True)
+ lookVerb = oneOf("LOOK L", caseless=True)
doorsVerb = CaselessLiteral("DOORS")
helpVerb = oneOf("H HELP ?",caseless=True)
-
+
itemRef = OneOrMore(Word(alphas)).setParseAction( self.validateItemName )
nDir = oneOf("N NORTH",caseless=True).setParseAction(replaceWith("N"))
sDir = oneOf("S SOUTH",caseless=True).setParseAction(replaceWith("S"))
eDir = oneOf("E EAST",caseless=True).setParseAction(replaceWith("E"))
wDir = oneOf("W WEST",caseless=True).setParseAction(replaceWith("W"))
moveDirection = nDir | sDir | eDir | wDir
-
+
invCommand = invVerb
dropCommand = dropVerb + itemRef("item")
takeCommand = takeVerb + itemRef("item")
@@ -423,7 +423,7 @@ class Parser(object): lookCommand = lookVerb
doorsCommand = doorsVerb
helpCommand = helpVerb
-
+
# attach command classes to expressions
invCommand.setParseAction(InventoryCommand)
dropCommand.setParseAction(DropCommand)
@@ -438,18 +438,18 @@ class Parser(object): helpCommand.setParseAction(HelpCommand)
# define parser using all command expressions
- return ( invCommand |
+ return ( invCommand |
useCommand |
- openCommand |
- closeCommand |
- dropCommand |
- takeCommand |
- moveCommand |
- lookCommand |
- doorsCommand |
+ openCommand |
+ closeCommand |
+ dropCommand |
+ takeCommand |
+ moveCommand |
+ lookCommand |
+ doorsCommand |
helpCommand |
quitCommand )("command") + LineEnd()
-
+
def validateItemName(self,s,l,t):
iname = " ".join(t)
if iname not in Item.items:
@@ -468,13 +468,13 @@ class Parser(object): "Excuse me?",
"???",
"What?" ] ))
-
+
class Player(object):
def __init__(self, name):
self.name = name
self.gameOver = False
self.inv = []
-
+
def moveTo(self, rm):
self.room = rm
rm.enter(self)
@@ -484,33 +484,33 @@ class Player(object): print("Game over!")
else:
rm.describe()
-
+
def take(self,it):
if it.isDeadly:
print("Aaaagh!...., the %s killed me!" % it)
self.gameOver = True
else:
self.inv.append(it)
-
+
def drop(self,it):
self.inv.remove(it)
if it.isFragile:
it.breakItem()
-
+
def createRooms( rm ):
"""
create rooms, using multiline string showing map layout
string contains symbols for the following:
- A-Z, a-z indicate rooms, and rooms will be stored in a dictionary by
+ A-Z, a-z indicate rooms, and rooms will be stored in a dictionary by
reference letter
-, | symbols indicate connection between rooms
<, >, ^, . symbols indicate one-way connection between rooms
"""
# start with empty dictionary of rooms
ret = {}
-
- # look for room symbols, and initialize dictionary
+
+ # look for room symbols, and initialize dictionary
# - exit room is always marked 'Z'
for c in rm:
if c in string.ascii_letters:
@@ -529,9 +529,9 @@ def createRooms( rm ): s = None
e = None
w = None
-
+
# look in neighboring cells for connection symbols (must take
- # care to guard that neighboring cells exist before testing
+ # care to guard that neighboring cells exist before testing
# contents)
if col > 0 and line[col-1] in "<-":
other = line[col-2]
|