def get(self):
# validate user to allow game to begin
user_id = validate(self.request.cookies.get("user_id"))
if user_id:
user = Users.get_by_id(int(user_id))
# validate game_id to check for in progress, valid game state for user
game_id = validate(self.request.cookies.get("game_id"))
# get chips and deck from memcache if possible else from db
chips = memcache.get("%s_chips" % user_id)
deck = memcache.get("%s_deck" % user_id)
# print deck
if not deck:
deck = [""]
if not chips:
chips = user.chips
message = "Shuffling the deck!" if len(deck) < 20 else ""
if chips < 5.0:
chips += 500.0
user.chips += 500.0
user.chipresets += 1
user.put()
memcache.set("%s_chips" % user_id, chips, time=3600)
message += "\nYou ran out of chips! You have been given 500 more!"
maximum = chips if chips < 500.0 else 500
if not game_id: # create game if user does not already have one in progress
game = BlackjackGames(
gameuser=user.username,
gameuserid=int(user_id),
playerhand=[""],
playerhand2=[""],
playerhand3=[""],
playerhand4=[""],
dealerhand=[""],
deck=[""],
playerbet=0,
playerbet2=0,
playerbet3=0,
playerbet4=0,
)
game = game.put()
game_id = make_secure_val(str(game.id()))
self.response.headers.add_header("Set-Cookie", "game_id=%s; Path=/" % str(game_id))
else: # continue if in the middle of a game
game = BlackjackGames.get_by_id(int(game_id))
self.render(
"blackjack_newgame.html", username=user.username, chipcount=chips, message=message, maximum=maximum
)
# if can't validate user, render casino_front_out to prompt for signup/login
else:
user = None
self.render("casino_front_out.html")
def get(self):
user_id = validate(self.request.cookies.get('user_id'))
if user_id:
user = Users.get_by_id(int(user_id))
self.render('logged-in.html', username = user.u_name)
else:
user = None
self.render('logged-out.html')
def get(self):
user_id = validate(self.request.cookies.get('user_id'))
if user_id:
user = Users.get_by_id(int(user_id))
self.render('casino_front_in.html', username = user.username)
else:
user = None
self.render('casino_front_out.html')
def get(self):
# validate user to allow game to begin
user_id = validate(self.request.cookies.get('user_id'))
if user_id:
user = Users.get_by_id(int(user_id))
# validate game_id to check for in progress, valid game state for user
game_id = validate(self.request.cookies.get('game_id'))
# get chips and deck from memcache if possible else from db
chips = memcache.get('%s_chips' % user_id)
deck = memcache.get('%s_deck' % user_id)
#print deck
if not deck: deck = ['']
if not chips: chips = user.chips
if not game_id: # create game if user does not already have one in progress
game = BlackjackGames(gameuser = user.username,
gameuserid = int(user_id),
playerhand = [''],
playerhand2 = [''],
playerhand3 = [''],
playerhand4 = [''],
dealerhand = [''],
deck = [''],
playerbet = 0,
playerbet2 = 0,
playerbet3 = 0,
playerbet4 = 0,
handcount = 1)
game = game.put()
game_id = make_secure_val(str(game.id()))
self.response.headers.add_header('Set-Cookie', 'game_id=%s; Path=/' % str(game_id))
else: # continue if in the middle of a game
game = BlackjackGames.get_by_id(int(game_id))
message = 'Shuffling the deck!' if len(deck) < 20 else ''
if chips < 5:
chips = 500
user.chips = 500
user.chipresets += 1
user.put()
memcache.set('%s_chips' % user_id, chips, time=3600)
message += '\nYou ran out of chips! Chips reset to 500!'
self.render('blackjack_newgame.html', username = user.username, chipcount = chips, message = message)
# if can't validate user, render casino_front_out to prompt for signup/login
else:
user = None
self.render('casino_front_out.html')
def get(self):
user_id = validate(self.request.cookies.get('user_id'))
game_id = validate(self.request.cookies.get('game_id'))
# validate game state and user to protect against cheating
if user_id and game_id:
user = Users.get_by_id(int(user_id))
game = BlackjackGames.get_by_id(int(game_id))
current = self.request.get('h') # current hand that is being played
# attempt to retrieve hands, bet, chips from memcache
values = memcache.get_multi(['_phand', '_dhand', '_bet', '_chips'],
key_prefix='%s' % user_id)
playerhand = values['_phand'] if '_phand' in values else None
dealerhand = values['_dhand'] if '_dhand' in values else None
playerbet = values['_bet'] if '_bet' in values else None
chips = values['_chips'] if '_chips' in values else None
if not playerhand:
playerhand = (game.playerhand if current == 1 else
game.playerhand2 if current == 2 else
game.playerhand3 if current == 3 else
game.playerhand4) # cannot split to more than 4 hands
if not dealerhand: dealerhand = game.dealerhand
if not playerbet:
playerbet = (game.playerbet if current == 1 else
game.playerbet2 if current == 2 else
game.playerbet3 if current == 3 else
game.playerhand4) # cannot split to more than 4 hands
if not chips: chips = user.chips
# doubling and splitting only enabled in legal circumstances
double = 'disabled'
split = 'disabled'
if len(game.playerhand) == 2 and chips >= playerbet:
double = ''
if game.playerhand[0][:1] == game.playerhand[1][:1]:
split = ''
self.render('blackjack_table.html', username = user.username,
d_cards = ['rbv', dealerhand[1]],
p_cards = playerhand,
double = double,
split = split) # need to find a way to render other portions of hand
# if game_id and user_id cannot be validated, render casino_front_out page
else:
user = None
self.render('casino_front_out.html')
def get(self):
user_id = validate(self.request.cookies.get("user_id"))
game_id = validate(self.request.cookies.get("game_id"))
# validate game state and user to protect against cheating
if user_id and game_id:
user = Users.get_by_id(int(user_id))
game = BlackjackGames.get_by_id(int(game_id))
current = self.request.get("h")
# attempt to retrieve hands, bet, chips from memcache
values = memcache.get_multi(["_phand", "_dhand", "_bet", "_chips"], key_prefix="%s" % user_id)
playerhand = values["_phand"] if "_phand" in values else None
dealerhand = values["_dhand"] if "_dhand" in values else None
playerbet = values["_bet"] if "_bet" in values else None
chips = values["_chips"] if "_chips" in values else None
if not playerhand:
playerhand = game.playerhand
if not dealerhand:
dealerhand = game.dealerhand
if not playerbet:
playerbet = game.playerbet
if not chips:
chips = user.chips
# doubling and splitting only enabled in legal circumstances
double = "disabled"
split = "disabled"
if len(game.playerhand) == 2 and chips >= playerbet:
double = ""
# if game.playerhand[0][:1] == game.playerhand[1][:1]:
# split = ''
self.render(
"blackjack_table.html",
username=user.username,
d_cards=["rbv", dealerhand[1]],
p_cards=playerhand,
double=double,
split=split,
)
# if game_id and user_id cannot be validated, render casino_front_out page
else:
user = None
self.render("casino_front_out.html")
def get(self):
# validate game state and user to protect against cheating
user_id = validate(self.request.cookies.get("user_id"))
game_id = validate(self.request.cookies.get("game_id"))
if user_id and game_id:
user = Users.get_by_id(int(user_id))
game = BlackjackGames.get_by_id(int(game_id))
# check memcache for the bet for this game,
# insurance costs lesser of .5 * wager or user's total chip count
# attempt to retrieve hands, bet, chips from memcache
values = memcache.get_multi(["_phand", "_dhand", "_bet", "_chips"], key_prefix="%s" % user_id)
playerhand = values["_phand"] if "_phand" in values else None
dealerhand = values["_dhand"] if "_dhand" in values else None
playerbet = values["_bet"] if "_bet" in values else None
chips = values["_chips"] if "_chips" in values else None
if not playerhand:
playerhand = game.playerhand
if not dealerhand:
dealerhand = game.dealerhand
if not playerbet:
playerbet = game.playerbet
if not chips:
chips = user.chips
ins = min(playerbet / 2, chips)
memcache.set("%s_ins" % user_id, ins, 3600)
self.render(
"blackjack_insurance.html",
username=user.username,
d_cards=["rbv", dealerhand[1]],
p_cards=playerhand,
ins=ins,
chips=chips,
)
# if game_id and user_id cannot be validated, render casino_front_out page
else:
user = None
self.render("casino_front_out.html")
def get(self):
# validate game state and user to protect against cheating
user_id = validate(self.request.cookies.get('user_id'))
game_id = validate(self.request.cookies.get('game_id'))
if user_id and game_id:
user = Users.get_by_id(int(user_id))
game = BlackjackGames.get_by_id(int(game_id))
# get bet from memcache if possible
ins = memcache.get('%s_ins' % user_id)
chips = memcache.get('%s_chips' % user_id)
if not chips: chips = user.chips
if not playerbet: playerbet = min(game.playerbet/2, chips)
self.render('lose_insurance.html', ins = ins, chips = chips)
# if game_id and user_id cannot be validated, render casino_front_out page
else:
user = None
self.render('casino_front_out.html')
def post(self):
# validate game state and user to protect against cheating
game_id = validate(self.request.cookies.get('game_id'))
user_id = validate(self.request.cookies.get('user_id'))
if user_id and game_id:
# determine if user bought insurance
buy = self.request.POST.get('buy', None)
nobuy = self.request.POST.get('nobuy', None)
user = Users.get_by_id(int(user_id))
game = BlackjackGames.get_by_id(int(game_id))
if buy:
# get the bet and chips for this game and user
ins = memcache.get('%s_ins' % user_id)
chips = memcache.get('%s_chips' % user_id)
if not chips: chips = user.chips
if not ins: ins = min(game.playerbet/2, chips)
# decrease player chip count at time of insurance purchase
user.chips -= ins
user.put()
# count up the value of each player's hand to determine which course the game follows
dtotal = g.table.dealer.hand_sum[0]
ptotal = g.table.players[0].hand_sum[0]
#add cases for player blackjack!!!
if dtotal == 21 and ptotal < 21 and buy: # dealer bj & player has ins
self.redirect('/resultsbj?p=ptotal&d=total&result=dblackjack&ins=win')
elif dtotal == 21 and ptotal < 21 and nobuy: # dealer bj but no ins
self.redirect('/resultsbj?p=ptotal&d=total&result=dblackjack')
elif dtotal != 21 and ptotal < 21 and buy: # no dealer bj but has ins
self.redirect('/loseins')
elif dtotal != 21 and ptotal < 21 and nobuy: # no dealer bj & no ins
self.redirect('/playbj)')
# if game_id and user_id could not be validated, redirect to main page
else:
self.redirect('/')
def get(self):
# validate game state and user to protect against cheating
user_id = validate(self.request.cookies.get('user_id'))
game_id = validate(self.request.cookies.get('game_id'))
if user_id and game_id:
user = Users.get_by_id(int(user_id))
game = BlackjackGames.get_by_id(int(game_id))
# check memcache for the bet for this game,
# insurance costs lesser of .5 * wager or user's total chip count
playerbet = memcache.get('%s_bet' % user_id)
chips = memcache.get('%s_chips' % user_id)
if not playerbet: playerbet = game.playerbet
if not chips: chips = user.chips
ins = min(playerbet/2, chips)
memcache.set('%s_ins' % user_id, cost, 300)
self.render('blackjack_insurance.html', username = user.username, ins = ins, chips = chips)
# if game_id and user_id cannot be validated, render casino_front_out page
else:
user = None
self.render('casino_front_out.html')
def post(self):
play = self.request.POST.get("play", None)
end = self.request.POST.get("quit", None)
bet = self.request.POST.get("quantity", None)
# validate game state and user to protect against cheating
user_id = validate(self.request.cookies.get("user_id"))
game_id = validate(self.request.cookies.get("game_id"))
# pull user and chips from memcache and db
user = Users.get_by_id(int(user_id))
chips = memcache.get("%s_chips" % user_id)
if not chips:
chips = user.chips
if user_id and game_id:
# cannot continue without submitting a valid bet
if play and (not bet or float(bet) > chips or float(bet) < 5 or float(bet) > 500):
self.redirect("/newbj")
elif end: # delete the game from data store and local cookies if quitting
BlackjackGames.get_by_id(int(game_id)).delete()
self.response.headers.add_header("Set-Cookie", "game_id= ; Path=/")
self.redirect("/")
elif play:
# pull game from data store
game = BlackjackGames.get_by_id(int(game_id))
g = bj.Game(chips)
# new shuffled deck is created in g,
# replace with current deck if current deck has >20 cards remaining
deck = memcache.get("%s_deck" % user_id)
if not deck:
deck = game.deck
if len(deck) > 20:
g.table.deck.cards = [bj.Card(card[:1], card[1:], card) for card in game.deck]
# deal hand and access data from hands
# ensure each hand is of correct length before continuing
g.new_hand()
deck = [card.name for card in g.table.deck.cards[4:]]
playerhand = [card.name for card in g.table.players[0].cards[0]]
dealerhand = [card.name for card in g.table.dealer.cards[0]]
try:
assert "" not in playerhand and "" not in dealerhand
assert len(playerhand) == 2 and len(dealerhand) == 2
except AssertionError:
playerhand = [card for card in playerhand if card != ""]
dealerhand = [card for card in dealerhand if card != ""]
if len(playerhand) == 1:
g.hit(0, 0)
deck = deck[1:]
playerhand += [g.table.players[0].cards[0][1].name]
if len(dealerhand) == 1:
g.hit(0)
deck = deck[1:]
dealerhand += [g.table.dealer.cards[0][1].name]
# subtract wagered chips out from user at the time of betting
playerbet = int(bet)
chips = user.chips - playerbet
# update game and user in data store
game.deck = deck
game.playerhand = playerhand
game.dealerhand = dealerhand
game.playerbet = playerbet
game.put()
user.chips = chips
user.put()
# add game state to memcache
memcache.set_multi(
{"_deck": deck, "_phand": playerhand, "_dhand": dealerhand, "_bet": playerbet, "_chips": chips},
key_prefix="%s" % user_id,
time=3600,
)
# count up the value of each player's hand to determine which course the game follows
ptotal = g.table.players[0].hand_sum[0]
dtotal = g.table.dealer.hand_sum[0]
# offer insurance to the player if the second dealer card is an Ace
if str(dealerhand[1]) in ["AH", "AS", "AD", "AC"]:
self.redirect("/insurancebj")
elif ptotal == 21 and dtotal == 21: # blackjack push, game ends
self.redirect("/resultsbj?p=21&d=21&result=push")
elif ptotal == 21: # player blackjack, game ends
self.redirect("/resultsbj?p=21&d=%s&result=pblackjack" % dtotal)
elif dtotal == 21: # dealer blackjack, game ends ### double check that it is working...
self.redirect("/resultsbj?p=%s&d=21&result=dblackjack" % ptotal)
else: # no blackjacks, game continues
self.redirect("/playbj?h=1")
# if game_id and user_id could not be validated, redirect to main page
else:
self.redirect("/")
def get(self):
user_id = validate(self.request.cookies.get("user_id"))
game_id = validate(self.request.cookies.get("game_id"))
# validate game state and user to protect against cheating
if user_id and game_id:
user = Users.get_by_id(int(user_id))
game = BlackjackGames.get_by_id(int(game_id))
# attempt to retrieve hands, bet, chips from memcache or pull from db
values = memcache.get_multi(["_phand", "_dhand", "_bet", "_chips"], key_prefix="%s" % user_id)
playerhand = values["_phand"] if "_phand" in values else None
dealerhand = values["_dhand"] if "_dhand" in values else None
playerbet = values["_bet"] if "_bet" in values else None
chips = values["_chips"] if "_chips" in values else None
if not playerhand:
playerhand = game.playerhand
if not dealerhand:
dealerhand = game.dealerhand
if not playerbet:
playerbet = game.playerbet
if not chips:
chips = user.chips
# update user's stats and chip count based on result, generate results message
message = None
if self.request.get("result") == "win":
chips += playerbet * 2 # 1:1 payout + initial wager returned
memcache.set("%s_chips" % user_id, chips, time=3600)
user.chips = chips
user.bjwins += 1
user.bjearnings += playerbet
message = "You have %s and the Dealer has %s. You win!" % (self.request.get("p"), self.request.get("d"))
chipcount = "You win your wager and gain %s chips. You now have %s chips!" % (playerbet, chips)
elif self.request.get("result") == "pblackjack":
payout = playerbet * 1.5
chips += playerbet + payout # 3:2 payout + initial wager returned
memcache.set("%s_chips" % user_id, chips, time=3600)
user.chips = chips
user.bjwins += 1
user.bjearnings += payout
message = "You have a blackjack! You win!"
# chips were already adjusted during insurance, so nothing is done except notification of loss
if self.request.get("ins") == "lose":
ins = memcache.get("%s_ins" % user_id)
if not ins:
ins = game.playerbet / 2
message = "You have a blackjack!\n You lose your insurance wager of %s chips." % ins
chipcount = "You win your wager and gain %s chips. You now have %s chips!" % (payout, chips)
# do not adjust chips for losses since wager was subtracted at beginning of hand
elif self.request.get("result") == "loss":
user.bjlosses += 1
user.bjearnings -= playerbet
message = "You have %s and the Dealer has %s. You lose!" % (
self.request.get("p"),
self.request.get("d"),
)
chipcount = "You lose your wager of %s chips. You have %s remaining." % (playerbet, chips)
# do not adjust chips for dealer bj since wager was subtracted at beginning of hand
elif self.request.get("result") == "dblackjack":
message = "The dealer has a blackjack! You lose!"
# if insurance was purchased, pays 2:1 at 50% of original wager, so return original wager
if self.request.get("ins") == "win":
chips += playerbet
user.chips = chips
memcache.set("%s_chips" % user_id, chips, time=3600)
message = "The dealer has a blackjack! You win your insurance wager and gain %s chips." % (
playerbet
)
user.bjlosses += 1
user.bjearnings -= playerbet
chipcount = "You lose your wager of %s chips. You have %s remaining." % (playerbet, chips)
# do not adjust any stats for push, refund original wager
elif self.request.get("result") == "push":
chips += playerbet
memcache.set("%s_chips" % user_id, chips, time=3600)
user.chips = chips
message = "You have %s and the Dealer has %s. You push!" % (
self.request.get("p"),
self.request.get("d"),
)
# if insurance was purchased, pays 2:1 at 50% of original wager, so return original wager
if self.request.get("ins") == "win":
chips += playerbet
user.chips = chips
memcache.set("%s_chips" % user_id, chips, time=3600)
message = "You push with the dealer. You win your insurance wager and gain %s chips." % (playerbet)
chipcount = "Your wager of %s chips has been returned. You have %s chips." % (playerbet, chips)
user.bjgames += 1
user.put()
# render results page
self.render(
"blackjack_final.html",
username=user.username,
d_cards=dealerhand,
p_cards=playerhand,
message=message,
chipcount=chipcount,
)
# if game_id and user_id could not be validated, redirect to main page
else:
self.redirect("/")
def post(self):
game_id = validate(self.request.cookies.get("game_id"))
user_id = validate(self.request.cookies.get("user_id"))
# validate game state and user to protect against cheating
if game_id:
user = Users.get_by_id(int(user_id))
game = BlackjackGames.get_by_id(int(game_id))
# attempt to retrieve hands, bet, chips from memcache or pull from db
values = memcache.get_multi(["_phand", "_dhand", "_bet", "_chips", "_deck"], key_prefix="%s" % user_id)
playerhand = values["_phand"] if "_phand" in values else None
dealerhand = values["_dhand"] if "_dhand" in values else None
playerbet = values["_bet"] if "_bet" in values else None
chips = values["_chips"] if "_chips" in values else None
deck = values["_deck"] if "_deck" in values else None
if not playerhand:
playerhand = game.playerhand
if not dealerhand:
dealerhand = game.dealerhand
if not playerbet:
playerbet = game.playerbet
if not deck:
deck = game.deck
if not chips:
chips = user.chips
# re-establish a game
g = bj.Game(chips)
# reassemble player hand in g
g.table.players[0].cards[0] = [bj.Card(card[:1], card[1:], card) for card in playerhand]
for card in g.table.players[0].cards[0]:
if card.value == "A":
g.table.players[0].soft[0] += 1
g.table.players[0].sum_card(0, card.value)
# reassemble dealer hand in g
g.table.dealer.cards[0] = [bj.Card(card[:1], card[1:], card) for card in dealerhand]
for card in g.table.dealer.cards[0]:
if card.value == "A":
g.table.dealer.soft[0] += 1
g.table.dealer.sum_card(0, card.value)
# reassemble deck in g
g.table.deck.cards = [bj.Card(card[:1], card[1:], card) for card in deck]
# retrieve player's selected action
hit = self.request.POST.get("hit", None)
stay = self.request.POST.get("stay", None)
double = self.request.POST.get("double", None)
split = self.request.POST.get("split", None)
current = self.request.get("h")
# procedure for hitting
if hit:
# add next card to index-0 hand in index-0 player (player 1, hand 1)
g.hit(0, 0)
# update db and memcache
deck = [card.name for card in g.table.deck.cards[1:]]
playerhand = [card.name for card in g.table.players[0].cards[0]]
game.deck = deck
game.playerhand = playerhand
game.put()
memcache.set("%s_deck" % user_id, deck, 300)
memcache.set("%s_phand" % user_id, playerhand, 300)
# if player has 21 or under, can continue playing else, immediately end game
ptotal = g.table.players[0].hand_sum[0]
if ptotal <= 21:
self.redirect("/playbj?h=1")
if ptotal > 21:
dtotal = g.table.dealer.hand_sum[0]
self.redirect("/resultsbj?p=%s&d=%s&result=loss" % (ptotal, dtotal))
# procedure for staying and doubling
elif stay or double:
count = 0 # number of cards dealt out during procedure
# hit 1 on double, then stay automatically
if double != None:
g.hit(0, 0)
playerhand = [card.name for card in g.table.players[0].cards[0]]
chips -= playerbet
playerbet *= 2
game.playerbet = playerbet # will be .put() into db after dealer's turn
game.playerhand = playerhand
memcache.set_multi(
{"_bet": playerbet, "_phand": playerhand, "_chips": chips}, key_prefix="%s" % user_id, time=3600
)
user.chips = chips
user.put()
count += 1
# dealer hits on soft 17 or lower
dtotal = g.table.dealer.hand_sum[0]
while (dtotal == 17 and g.table.dealer.soft[0] >= 1) or dtotal < 17:
# with only one parameter, hits to specified-index hand in dealer
g.hit(0)
count += 1
dtotal = g.table.dealer.hand_sum[0]
deck = [card.name for card in g.table.deck.cards[count:]]
dealerhand = [card.name for card in g.table.dealer.cards[0]]
# update deck and dealerhand in memcache & db
memcache.set("%s_deck" % user_id, deck, time=3600)
memcache.set("%s_dhand" % user_id, dealerhand, time=3600)
game.deck = deck
game.dealerhand = dealerhand
game.put()
# evaluate results and redirect to game results screen
ptotal = g.table.players[0].hand_sum[0]
if (ptotal > dtotal and ptotal <= 21) or dtotal > 21:
self.redirect("/resultsbj?p=%s&d=%s&result=win" % (ptotal, dtotal))
elif (ptotal < dtotal and dtotal <= 21) or ptotal > 21:
self.redirect("/resultsbj?p=%s&d=%s&result=loss" % (ptotal, dtotal))
elif ptotal == dtotal:
self.redirect("/resultsbj?p=%s&d=%s&result=push" % (ptotal, dtotal))
# placeholder procedure for splitting. not currently supported
elif split:
pass
# if game_id and user_id could not be validated, redirect to main page
else:
self.redirect("/")
def post(self):
game_id = validate(self.request.cookies.get('game_id'))
user_id = validate(self.request.cookies.get('user_id'))
# validate game state and user to protect against cheating
if game_id:
user = Users.get_by_id(int(user_id))
game = BlackjackGames.get_by_id(int(game_id))
# attempt to retrieve hands, bet, chips from memcache
values = memcache.get_multi(['_phand', '_dhand', '_bet', '_chips', '_deck'],
key_prefix='%s' % user_id)
playerhand = values['_phand'] if '_phand' in values else None
dealerhand = values['_dhand'] if '_dhand' in values else None
playerbet = values['_bet'] if '_bet' in values else None
chips = values['_chips'] if '_chips' in values else None
deck = values['_deck'] if '_deck' in values else None
if not playerhand:
playerhand = (game.playerhand if current == 1 else
game.playerhand2 if current == 2 else
game.playerhand3 if current == 3 else
game.playerhand4) # cannot split to more than 4 hands
if not dealerhand: dealerhand = game.dealerhand
if not playerbet:
playerbet = (game.playerbet if current == 1 else
game.playerbet2 if current == 2 else
game.playerbet3 if current == 3 else
game.playerhand4) # cannot split to more than 4 hands
if not deck: deck = game.deck
if not chips: chips = user.chips
# re-establish a game
g = bj.Game(chips)
# reassemble player hand in g
g.table.players[0].cards[0] = [bj.Card(card[:1], card[1:], card) for card in playerhand]
for card in g.table.players[0].cards[0]:
if card.value == "A":
g.table.players[0].soft[0] += 1
g.table.players[0].sum_card(0, card.value)
# reassemble dealer hand in g
g.table.dealer.cards[0] = [bj.Card(card[:1], card[1:], card) for card in dealerhand]
for card in g.table.dealer.cards[0]:
if card.value == "A":
g.table.dealer.soft[0] += 1
g.table.dealer.sum_card(0, card.value)
# reassemble deck in g
g.table.deck.cards = [bj.Card(card[:1], card[1:], card) for card in deck]
# retrieve player's selected action
hit = self.request.POST.get('hit', None)
stay = self.request.POST.get('stay', None)
double = self.request.POST.get('double', None)
split = self.request.POST.get('split', None)
current = self.request.get('h')
# procedure for hitting
if hit:
# add next card to index-0 hand in index-0 player (player 1, hand 1)
g.hit(0, 0)
# update db and memcache
deck = [card.name for card in g.table.deck.cards[1:]]
playerhand = [card.name for card in g.table.players[0].cards[0]]
game.deck = deck
game.playerhand = playerhand
game.put()
memcache.set('%s_deck' % user_id, deck, 300)
memcache.set('%s_phand' % user_id, playerhand, 300)
# if player has 21 or under, can continue playing else, immediately end game
ptotal = g.table.players[0].hand_sum[0]
if ptotal <= 21:
self.redirect('/playbj?h=%s' % current)
if ptotal > 21:
dtotal = g.table.dealer.hand_sum[0]
self.redirect('/resultsbj?p=%s&d=%s&result=loss' % (ptotal, dtotal))
# procedure for staying and doubling
elif stay or double:
count = 0 # number of cards dealt out during procedure
# hit 1 on double, then stay automatically
if double != None:
g.hit(0, 0)
playerhand = [card.name for card in g.table.players[0].cards[0]]
chips -= playerbet
playerbet *= 2
game.playerbet = playerbet # will be .put() into db after dealer's turn
game.playerhand = playerhand
memcache.set_multi({'_bet': playerbet,
'_phand': playerhand,
'_chips': chips},
key_prefix='%s' % user_id, time=3600)
user.chips = chips
user.put()
count += 1
''' ##NEW FEATURE
handcount = game.handcount
if handcount != current:
current += 1
self.redirect('/playbj?h=%s' % current)
'''
# dealer hits on soft 17 or lower
dtotal = g.table.dealer.hand_sum[0]
while (dtotal == 17 and g.table.dealer.soft[0] >= 1) or dtotal < 17:
# with only one parameter, hits to specified-index hand in dealer
g.hit(0)
count += 1
dtotal = g.table.dealer.hand_sum[0]
deck = [card.name for card in g.table.deck.cards[count:]]
dealerhand = [card.name for card in g.table.dealer.cards[0]]
# update deck and dealerhand in memcache & db
memcache.set('%s_deck' % user_id, deck, time=3600)
memcache.set('%s_dhand' % user_id, dealerhand, time=3600)
game.deck = deck
game.dealerhand = dealerhand
game.put()
# evaluate results and redirect to game results screen
ptotal = g.table.players[0].hand_sum[0]
if (ptotal > dtotal and ptotal <= 21) or dtotal > 21:
self.redirect('/resultsbj?p=%s&d=%s&result=win' % (ptotal, dtotal))
elif (ptotal < dtotal and dtotal <= 21) or ptotal > 21:
self.redirect('/resultsbj?p=%s&d=%s&result=loss' % (ptotal, dtotal))
elif ptotal == dtotal:
self.redirect('/resultsbj?p=%s&d=%s&result=push' % (ptotal, dtotal))
# placeholder procedure for splitting. not currently supported
elif split:
g.split(0, 0)
pass
# if game_id and user_id could not be validated, redirect to main page
else:
self.redirect('/')
def get(self):
user_id = validate(self.request.cookies.get('user_id'))
game_id = validate(self.request.cookies.get('game_id'))
# validate game state and user to protect against cheating
if user_id and game_id:
user = Users.get_by_id(int(user_id))
game = BlackjackGames.get_by_id(int(game_id))
# attempt to retrieve hands, bet, chips from memcache or pull from db
values = memcache.get_multi(['_phand', '_dhand', '_bet', '_chips'],
key_prefix='%s' % user_id)
playerhand = values['_phand'] if '_phand' in values else None
dealerhand = values['_dhand'] if '_dhand' in values else None
playerbet = values['_bet'] if '_bet' in values else None
chips = values['_chips'] if '_chips' in values else None
if not playerhand: playerhand = game.playerhand
if not dealerhand: dealerhand = game.dealerhand
if not playerbet: playerbet = game.playerbet
if not chips: chips = user.chips
# update user's stats and chip count based on result, generate results message
message = None
if self.request.get('result') == 'win':
chips += playerbet * 2 # 1:1 payout + initial wager returned
memcache.set('%s_chips' % user_id, chips, time=3600)
user.chips = chips
user.bjwins += 1
user.bjearnings += playerbet
message = "You have %s and the Dealer has %s. You win!" % (self.request.get('p'), self.request.get('d'))
chipcount = "You win your wager and gain %s chips. You now have %s chips!" % (playerbet, chips)
elif self.request.get('result') == 'pblackjack':
payout = playerbet * 1.5
chips += playerbet + payout # 3:2 payout + initial wager returned
memcache.set('%s_chips' % user_id, chips, time=3600)
user.chips = chips
user.bjwins += 1
user.bjearnings += payout
message = "You have a blackjack! You win!"
chipcount = "You win your wager and gain %s chips. You now have %s chips!" % (payout, chips)
# do not adjust chips for losses since wager was subtracted at beginning of hand
elif self.request.get('result') == 'loss':
user.bjlosses += 1
user.bjearnings -= playerbet
message = "You have %s and the Dealer has %s. You lose!" % (self.request.get('p'), self.request.get('d'))
chipcount = "You lose your wager of %s chips. You have %s remaining." % (playerbet, chips)
# do not adjust chips for dealer bj since wager was subtracted at beginning of hand
elif self.request.get('result') == 'dblackjack':
message = "The dealer has a blackjack! You lose!"
# if insurance was purchased, pays 2:1 at 50% of original wager, so return original wager
if self.request.get('ins') == 'win':
chips += playerbet
user.chips = chips
memcache.set('%s_chips' % user_id, chips, time=3600)
message += "You win your insurance wager and gain %s chips." % (playerbet)
user.bjlosses += 1
user.bjearnings -= playerbet
chipcount = "You lose your wager of %s chips. You have %s remaining." % (playerbet, chips)
# do not adjust any stats for push, refund original wager
elif self.request.get('result') == 'push':
chips += playerbet
memcache.set('%s_chips' % user_id, chips, time=3600)
user.chips = chips
message = "You have %s and the Dealer has %s. You push!" % (self.request.get('p'), self.request.get('d'))
chipcount = "Your wager of %s chips has been returned. You have %s chips." % (playerbet, chips)
user.bjgames += 1
user.put()
# render results page
self.render('blackjack_final.html', username = user.username,
d_cards = dealerhand,
p_cards = playerhand,
message = message,
chipcount = chipcount)
# if game_id and user_id could not be validated, redirect to main page
else:
self.redirect('/')
def post(self):
# validate game state and user to protect against cheating
game_id = validate(self.request.cookies.get("game_id"))
user_id = validate(self.request.cookies.get("user_id"))
if user_id and game_id:
# determine if user bought insurance
buy = self.request.POST.get("buy", None)
nobuy = self.request.POST.get("nobuy", None)
user = Users.get_by_id(int(user_id))
game = BlackjackGames.get_by_id(int(game_id))
# get the bet and chips for this game and user
values = memcache.get_multi(["_phand", "_dhand", "_chips", "_ins"], key_prefix="%s" % user_id)
playerhand = values["_phand"] if "_phand" in values else None
dealerhand = values["_dhand"] if "_dhand" in values else None
ins = values["_ins"] if "_ins" in values else None
chips = values["_chips"] if "_chips" in values else None
if not playerhand:
playerhand = game.playerhand
if not dealerhand:
dealerhand = game.dealerhand
if not chips:
chips = user.chips
if not ins:
ins = min(game.playerbet / 2, chips)
if buy:
# decrease player chip count at time of insurance purchase
user.chips -= ins
chips -= ins
memcache.set("%s_chips" % user_id, chips, 3600)
user.put()
# re-establish a game
g = bj.Game(chips)
# reassemble player hand in g
g.table.players[0].cards[0] = [bj.Card(card[:1], card[1:], card) for card in playerhand]
for card in g.table.players[0].cards[0]:
if card.value == "A":
g.table.players[0].soft[0] += 1
g.table.players[0].sum_card(0, card.value)
# reassemble dealer hand in g
g.table.dealer.cards[0] = [bj.Card(card[:1], card[1:], card) for card in dealerhand]
for card in g.table.dealer.cards[0]:
if card.value == "A":
g.table.dealer.soft[0] += 1
g.table.dealer.sum_card(0, card.value)
# count up the value of each player's hand to determine which course the game follows
dtotal = g.table.dealer.hand_sum[0]
ptotal = g.table.players[0].hand_sum[0]
# add cases for player blackjack!!!
if dtotal == 21 and ptotal < 21 and buy: # dealer bj & player has ins
self.redirect("/resultsbj?p=%s&d=21&result=dblackjack&ins=win" % ptotal)
elif dtotal == 21 and ptotal < 21 and nobuy: # dealer bj but no ins
self.redirect("/resultsbj?p=%s&d=21&result=dblackjack" % ptotal)
elif dtotal == 21 and ptotal == 21 and buy:
self.redirect("/resultsbj?p=21&d=21&result=push&ins=win")
elif dtotal == 21 and ptotal == 21 and nobuy:
self.redirect("/resultsbj?p=21&d=21&result=push")
elif dtotal != 21 and ptotal < 21 and buy: # no dealer bj but has ins
self.redirect("/loseins")
elif dtotal != 21 and ptotal < 21 and nobuy: # no dealer bj & no ins
self.redirect("/playbj?h=1")
elif dtotal != 21 and ptotal == 21 and buy:
self.redirect("/resultsbj?p=21&d=%s&result=pblackjack&ins=lose" % dtotal)
elif dtotal != 21 and dtotal == 21 and nobuy:
self.redirect("/resultsbj?p=21&d=%s&result=pblackjack" % dtotal)
# if game_id and user_id could not be validated, redirect to main page
else:
self.redirect("/")
def post(self):
play = self.request.POST.get('play', None)
end = self.request.POST.get('quit', None)
bet = self.request.POST.get('quantity', None)
# validate game state and user to protect against cheating
user_id = validate(self.request.cookies.get('user_id'))
game_id = validate(self.request.cookies.get('game_id'))
if user_id and game_id:
if play and not bet: # cannot continue without submitting a bet
self.redirect('/newbj')
elif end: # delete the game from data store and local cookies if quitting
BlackjackGames.get_by_id(int(game_id)).delete()
self.response.headers.add_header('Set-Cookie', 'game_id= ; Path=/')
self.redirect('/')
elif play:
# pull user and game from data store
user = Users.get_by_id(int(user_id))
game = BlackjackGames.get_by_id(int(game_id))
# if user doesn't have enough chips to make stated bet, reload betting page
chips = memcache.get('%s_chips' % user_id)
if not chips: chips = user.chips
g = bj.Game(chips)
if chips < bet:
self.redirect('/newbj')
# new shuffled deck is created in g,
# replace with current deck if current deck has >20 cards remaining
deck = memcache.get('%s_deck' % user_id)
if not deck: deck = game.deck
if len(deck) > 20:
g.table.deck.cards = [bj.Card(card[:1], card[1:], card) for card in game.deck]
# deal hand and access data from hands
# ensure each hand is of correct length before continuing
g.new_hand()
deck = [card.name for card in g.table.deck.cards[4:]]
playerhand = [card.name for card in g.table.players[0].cards[0]]
dealerhand = [card.name for card in g.table.dealer.cards[0]]
try:
assert '' not in playerhand and '' not in dealerhand
assert len(playerhand) == 2 and len(dealerhand) == 2
except AssertionError:
playerhand = [card for card in playerhand if card != '']
dealerhand = [card for card in dealerhand if card != '']
if len(playerhand) == 1:
g.hit_hand(0, 0)
deck = deck[1:]
playerhand += [g.table.players[0].cards[0][1].name]
if len(dealerhand) == 1:
g.hit_hand(0)
deck = deck[1:]
dealerhand += [g.table.dealer.cards[0][1].name]
# subtract wagered chips out from user at the time of betting
playerbet = int(bet)
chips = user.chips - playerbet
# update game and user in data store
game.deck = deck
game.playerhand = playerhand
game.dealerhand = dealerhand
game.playerbet = playerbet
game.put()
user.chips = chips
user.put()
# add game state to memcache
memcache.set_multi({'_deck': deck,
'_phand': playerhand,
'_dhand': dealerhand,
'_bet': playerbet,
'_chips': chips,
'_hcount': handcount},
key_prefix="%s" % user_id, time=3600)
# offer insurance to the player if the second dealer card is an Ace
if dealerhand[1][:1].value == 'A':
self.redirect('/insurancebj')
# count up the value of each player's hand to determine which course the game follows
ptotal = g.table.players[0].hand_sum[0]
dtotal = g.table.dealer.hand_sum[0]
if ptotal == 21 and dtotal == 21: # blackjack push, game ends
self.redirect('/resultsbj?p=21&d=21&result=push')
elif ptotal == 21: # player blackjack, game ends
self.redirect('/resultsbj?p=21&d=dtotal&result=pblackjack')
elif dtotal == 21: # dealer blackjack, game ends ### double check that it is working...
self.redirect('/resultsbj?p=ptotal&d=21&result=dblackjack')
else: # no blackjacks, game continues
self.redirect('/playbj?h=1')
# if game_id and user_id could not be validated, redirect to main page
else:
self.redirect('/')