def init(self, battlefield, stack, opponents):
self.opponents = opponents
self.library = LibraryZone()
self.hand = HandZone()
self.graveyard = GraveyardZone()
self.exile = ExileZone()
self.battlefield = battlefield.get_view(self)
self.stack = stack
self.manapool = ManaPool()
self.loadDeck()
self.shuffle()
class Player(MtGObject):
def life():
doc = "Player life property"
def fget(self):
return life(self._life)
def fset(self, value):
amount = value - self._life
if amount > 0: self.gain_life(amount)
elif amount < 0: self.lose_life(amount)
return locals()
life = property(**life())
# For overriding by replacement effects
def gain_life(self, amount):
self._life += amount
self.send(LifeGainedEvent(), amount=amount)
def lose_life(self, amount):
self._life += amount # This seems weird, but amount is negative
self.send(LifeLostEvent(), amount=amount)
def __init__(self, name, deck):
self.name = name
self._life = 20
self.poison = 0
self.land_actions = -1
self.hand_limit = 7
self.draw_empty = False
self.decklist = deck
def init(self, battlefield, stack, opponents):
self.opponents = opponents
self.library = LibraryZone()
self.hand = HandZone()
self.graveyard = GraveyardZone()
self.exile = ExileZone()
self.command = CommandZone()
self.battlefield = battlefield.get_view(self)
self.stack = stack
self.manapool = ManaPool()
self.loadDeck()
self.shuffle()
def newTurn(self):
self.land_actions = 1
def reset(self):
# return all cards to library
for from_location in [self.battlefield, self.hand, self.graveyard, self.exile]:
for card in from_location: card.move_to("library")
def loadDeck(self):
for num, name in self.decklist:
num = int(num)
for n in range(num):
self.library.add_new_card(Card.create(name, owner=self))
# The following functions are part of the card code DSL
def win(self, msg=''):
if msg: msg = " %s and"%msg
self.getIntention(msg="%s%s wins the game!"%(self, msg), notify=True)
raise GameOverException()
def lose(self, msg=''):
if msg: msg = " %s and"%msg
self.getIntention(msg="%s%s loses the game!"%(self, msg), notify=True)
raise GameOverException()
def concede(self):
self.lose("concedes")
def add_mana(self, *amount):
if len(amount) > 1:
amount = self.make_selection([('Add %s'%''.join(['{%s}'%c for c in col]), col) for col in amount], 1, prompt="Choose mana to add")
else: amount = amount[0]
# XXX This is a bit hacky - used by, ex Calciform Pools
# Add X mana in any combination of W and/or U to your manapool
if "(" in amount:
amount = self.make_selection([('Add {%s}'%col, col) for col in generate_hybrid_choices(amount)], 1, prompt="Choose mana to add")
self.manapool.add(amount)
def shuffle(self):
self.library.shuffle()
def you_may(self, msg): return self.getIntention(prompt="You may %s"%msg,msg="Would you like to %s?"%msg)
def you_may_pay(self, source, cost):
if isinstance(cost, str): cost = ManaCost(cost)
intent = self.getIntention(prompt="You may pay %s"%cost, msg="Would you like to pay %s"%cost)
if intent and cost.precompute(source, self) and cost.compute(source, self):
cost.pay(source, self)
return True
else: return False
def create_copy(self, card):
copy = CardCopy.create(name=str(card.name), owner=self)
copy.clone(card)
# Make sure it copies when it moves to the stack
def modifyNewRole(self, new, zone):
if str(zone) == "stack": new.clone(card)
override(copy, "modifyNewRole", modifyNewRole)
return self.exile.add_new_card(copy)
def create_tokens(self, info, number=1, tag=''):
return [self.exile.add_new_card(Token.create(info, owner=self, tag=tag)) for _ in range(number)]
def play_tokens(self, info, number=1, tag=''):
return [token.move_to("battlefield") for token in self.create_tokens(info, number, tag)]
def create_emblem(self, ability):
emblem = EmblemObject.create(ability=ability, owner=self)
return self.command.add_new_card(emblem)
def make_selection(self, sellist, number=1, required=True, prompt=''):
if isinstance(sellist[0], tuple): idx=False
else: idx=True
return self.getSelection(sellist, numselections=number, required=required, idx=idx, prompt=prompt)
# A hack to make cards like Door of Destinies work. -MageKing17
def choose_creature_type(self):
import symbols
subtypes = set()
creature_types = lambda c: c.types.intersects(set((symbols.Creature, symbols.Tribal)))
for cards in (getattr(player, zone).get(creature_types) for zone in ["battlefield", "graveyard", "exile", "library", "hand", "command"] for player in Keeper.players):
for card in cards: subtypes.update(card.subtypes.current)
subtypes.intersection_update(symbols.all_creatures)
return self.make_selection(sorted(subtypes), prompt='Choose a creature type')
def choose_opponent(self):
if len(self.opponents) == 1:
return tuple(self.opponents)[0]
else:
return self.getTarget(target_types=OpponentMatch(self), required=True, prompt="Select an opponent")
def choose_player(self):
return self.getTarget(target_types=isPlayer, required=True, prompt="Select player")
def reveal_cards(self, cards, msg=''):
# XXX I can't do a true asynchronous reveal until i move to the new networking
# You can only reveal from hand or library
self.doRevealCard(cards, all=True)
def look_at(self, cards):
# You can only look at cards from hand or library
self.doRevealCard(cards, all=False, prompt="look at %s"%', '.join(map(str, cards)))
def reveal_hand(self):
pass
def choose_from(self, cards, number, cardtype=isCard, required=True, prompt=''):
if not prompt: prompt = "Choose %d card(s)"%number
selected = self.getCardSelection(cards, number, cardtype=cardtype, required=required, prompt=prompt)
if number == 1: return selected[0] if selected else None
else: return selected
def choose_from_zone(self, number=1, cardtype=isCard, zone="battlefield", action='', required=True, all=False):
cards_in_zone = getattr(self, zone).get(cardtype)
# If all is True, we should extend cards_in_zone; otherwise, it may falsely register that nothing is there when it's just controlled by your opponents.
if all == True and zone == "battlefield": # Should this extend to any other zones?
for opponent in self.opponents:
cards_in_zone.extend(getattr(opponent, zone).get(cardtype)) # Well, I'll leave this a getattr() just in case.
if zone == "library" and not cardtype == isCard: required = False
if len(cards_in_zone) == 0 and not zone == "library": cards = []
elif number >= len(cards_in_zone) and required: cards = cards_in_zone
else:
cards = []
if zone == "battlefield" or zone == "hand":
if number > -1:
a = 's' if number > 1 else ''
total = number
prompt = "Select %s%s to %s: %d left of %d"%(cardtype, a, action, number, total)
while number > 0:
card = self.getTarget(cardtype, zone=zone, from_player=None if all else "you", required=required, prompt=prompt)
if card == False: break
if card in cards:
prompt = "Card already selected - select again"
self.send(InvalidTargetEvent(), target=card)
else:
cards.append(card)
number -= 1
prompt = "Select %s%s to %s: %d left of %d"%(cardtype, a, action, number, total)
else:
number = 0
prompt = "Select any number of %s to %s: %d selected so far"%(cardtype, action, number)
while number < cards_in_zone:
card = self.getTarget(cardtype, zone=zone, from_player=None if all else "you", required=required, prompt=prompt)
if card == False: break
if card in cards:
prompt = "Card already selected - select again"
self.send(InvalidTargetEvent(), target=card)
else:
cards.append(card)
number += 1
prompt = "Select any number of %s to %s: %d selected so far"%(cardtype, action, number)
else:
selection = list(getattr(self, zone))
if number >= -1:
if number == 1: a = 'a'
elif number == -1: a = 'any number of'
else: a = str(number)
cards = self.getCardSelection(selection, number=number, cardtype=cardtype, required=required, prompt="Search your %s for %s %s to %s."%(zone, a, cardtype, action))
if zone == "library": self.shuffle()
return cards
def draw(self, number=1):
return sum([self.draw_single() for i in range(number)])
def draw_single(self):
card = self.library.top()
num = 0
if card == None: self.draw_empty = True
else:
num = 1
card.move_to("hand")
self.send(DrawCardEvent())
return num
def discard(self, card):
if str(card.zone) == "hand":
card = card.move_to("graveyard")
self.send(DiscardCardEvent(), card=card)
return card
else: return None
def force_discard(self, number=1, cardtype=isCard):
if number == -1: number = len(self.hand)
cards = self.choose_from_zone(number, cardtype, "hand", "discard")
return [self.discard(card) for card in cards]
def discard_at_random(self, number=1):
import random
if len(self.hand) <= number: return self.force_discard(-1)
else:
return [self.discard(card) for card in random.sample(self.hand, number)]
def discard_down(self):
number = len(self.hand) - self.hand_limit
if number > 0: return self.force_discard(number)
else: return []
def flip_coin(self):
import random
return random.choice((True, False))
def sacrifice(self, perm):
if perm.controller == self and str(perm.zone) == "battlefield":
card = perm.move_to("graveyard")
self.send(PermanentSacrificedEvent(), card=perm)
return card
else: return None
def force_sacrifice(self, number=1, cardtype=isPermanent):
perms = self.choose_from_zone(number, cardtype, "battlefield", "sacrifice")
newperms = []
for perm in perms: newperms.append(self.sacrifice(perm))
return newperms
def skip_next_turn(self, msg):
def condition(keeper):
if keeper.players.peek() == self:
keeper.players.next()
return True
else: return False
def skipTurn(keeper):
keeper.newTurn()
skipTurn.expire()
return replace(Keeper, "newTurn", skipTurn, condition=condition, msg=msg)
def take_extra_turn(self):
Keeper.players.insert(self)
@overridable(do_sum)
def get_special_actions(self):
return [check_concede]
def setup_special_action(self, action):
#408.2i. Some effects allow a player to take an action at a later time, usually to end a continuous effect or to stop a delayed triggered ability. This is a special action. A player can stop a delayed triggered ability from triggering or end a continuous effect only if the ability or effect allows it and only when he or she has priority. The player who took the action gets priority after this special action.
#408.2j. Some effects from static abilities allow a player to take an action to ignore the effect from that ability for a duration. This is a special action. A player can take an action to ignore an effect only when he or she has priority. The player who took the action gets priority after this special action. (Only 3 cards use this: Damping Engine, Lost in Thought, Volrath's Curse)
return override(self, "get_special_actions", lambda self: [action])
# Rule engine functions
def mulligan(self, number):
self.send(LogEvent(), msg="%s mulligans"%self)
for card in self.hand: card.move_to(self.library)
self.shuffle()
self.draw(number)
def checkUntapStep(self, cards): return True
def untapStep(self):
permanents = untapCards = set([card for card in self.battlefield if card.canUntapDuringUntapStep()])
prompt = "Select cards to untap"
valid_untap = self.checkUntapStep(permanents)
while not valid_untap:
permanents = set()
done_selecting = False
perm = self.getPermanentOnBattlefield(prompt=prompt)
while not done_selecting:
if perm == True:
done_selecting = True
self.send(AllDeselectedEvent())
break
elif perm == False:
# reset untap
permanents = untapCards
self.send(AllDeselectedEvent())
prompt = "Selection canceled - select cards to untap"
break
else:
if not perm in permanents and perm in untapCards:
permanents.add(perm)
self.send(CardSelectedEvent(), card=perm)
prompt = "%s selected - select another"%perm
elif perm in permanents:
self.send(InvalidTargetEvent(), target=perm)
prompt = "%s already selected - select another"%perm
else:
self.send(InvalidTargetEvent(), target=perm)
prompt = "%s can't be untapped - select another"%perm
perm = self.getPermanentOnBattlefield(prompt=prompt)
if done_selecting:
valid_untap = self.checkUntapStep(permanents)
if not valid_untap:
prompt = "Invalid selection - select again"
for card in permanents: card.untap()
def assignDamage(self, amt, source, combat=False):
# amt is greater than 0
self.life -= amt
source.send(DealsDamageToEvent(), to=self, amount=amt, combat=combat)
return amt
def canBeTargetedBy(self, targetter):
# For protection spells - XXX these should be stackable
return True
def isTargetedBy(self, targeter):
self.send(TargetedByEvent(), targeter=targeter)
def manaBurn(self):
manaburn = self.manapool.manaBurn()
if manaburn > 0:
#take_burn = self.getIntention("Take mana burn?", "Take mana burn?")
#if not take_burn: return False
self.manapool.clear()
self.life -= manaburn
return True
def declareDefendingPlayer(self):
return self.choose_opponent()
def attackingIntention(self):
# First check to make sure you have cards on the battlefield
# XXX although if you have creatures with Flash this might not work since you can play it anytime
has_creature = False
for creature in self.battlefield.get(isCreature):
if creature.canAttack():
has_creature = True
if not has_creature: return False
else: return True #self.getIntention("Declare intention to attack", msg="...attack this turn?")
def declareAttackers(self, opponents):
multiple_opponents = len(opponents) > 1
all_on_attacking_side = self.battlefield.get(isCreature)
invalid_attack = True
prompt = "Declare attackers (Enter to accept, Escape to reset)"
while invalid_attack:
attackers = set()
done_selecting = False
creature = self.getCombatCreature(mine=True, prompt=prompt)
while not done_selecting:
if creature == True:
done_selecting = True
break
elif creature == False:
self.send(AttackersResetEvent())
break
else:
if not creature in attackers and creature.canAttack():
possible_opponents = [opponent for opponent in opponents if creature.canAttackSpecific(opponent)]
if possible_opponents:
attackers.add(creature)
self.send(AttackerSelectedEvent(), attacker=creature)
# Now select who to attack
if len(possible_opponents) > 1:
while True:
target = self.getTarget(target_types=(OpponentMatch(self), isPlaneswalker), zone="battlefield", prompt="Select opponent to attack")
if target in possible_opponents:
creature.setOpponent(target)
break
else: prompt = "Can't attack %s. Select again"%target
else: creature.setOpponent(possible_opponents[0])
prompt = "%s selected - select another"%creature
else:
self.send(InvalidTargetEvent(), target=creature)
prompt = "%s can't attack any available opponent - select another"%creature
elif creature in attackers:
self.send(InvalidTargetEvent(), target=creature)
prompt = "%s already in combat - select another"%creature
else:
self.send(InvalidTargetEvent(), target=creature)
prompt = "%s cannot attack - select another"%creature
creature = self.getCombatCreature(mine=True, prompt=prompt)
if done_selecting:
not_attacking = set(all_on_attacking_side)-attackers
invalid_attackers = [creature for creature in all_on_attacking_side if not creature.checkAttack(attackers, not_attacking)] + [creature for creature in attackers if not creature.computeAttackCost()]
invalid_attack = len(invalid_attackers) > 0
if not invalid_attack:
for creature in attackers:
creature.payAttackCost()
creature.setAttacking()
else:
prompt = "Invalid attack - choose another"
for creature in invalid_attackers: self.send(InvalidTargetEvent(), target=creature)
else: prompt = "Declare attackers (Enter to accept, Escape to reset)"
return list(attackers)
def reorderBlockers(self, combat_assignment):
blocker_sets = {}
do_reorder = False
for attacker, blockers in combat_assignment.items():
if len(blockers) > 1:
for blocker in blockers: blocker_sets[blocker] = (attacker, blockers)
do_reorder = True
if do_reorder:
prompt = "Order blockers (enter to accept)"
# Select blocker
while True:
blocker = self.getCombatCreature(mine=False, prompt=prompt)
if blocker == True: # Done reordering
break
elif blocker == False: pass
elif blocker in blocker_sets:
attacker, blockers = blocker_sets[blocker]
i = blockers.index(blocker)
blockers[:] = [blocker] + blockers[:i] + blockers[i+1:]
self.send(BlockersReorderedEvent(), attacker=attacker, blockers=blockers)
else:
self.send(InvalidTargetEvent(), target=blocker)
prompt = "Invalid creature. Select blocker"
return combat_assignment
def declareBlockers(self, attackers):
combat_assignment = dict([(attacker, []) for attacker in attackers])
# Make sure you have creatures to block
all_on_blocking_side = self.battlefield.get(isCreature)
if len(all_on_blocking_side) == 0: return combat_assignment
invalid_block = True
blocker_prompt = "Declare blockers (Enter to accept, Escape to reset)"
while invalid_block:
total_blockers = set()
done_selecting = False
while not done_selecting:
blocker = self.getCombatCreature(mine=True, prompt=blocker_prompt)
if blocker == True:
done_selecting = True
break
elif blocker == False:
# Reset the block
self.send(BlockersResetEvent())
combat_assignment = dict([(attacker, []) for attacker in attackers])
break
else:
if blocker in total_blockers or not blocker.canBlock():
if blocker in total_blockers: reason = "already blocking"
elif not blocker.canBlock(): reason = "can't block"
self.send(InvalidTargetEvent(), target=blocker)
blocker_prompt = "%s %s - select another blocker"%(blocker, reason)
else:
# Select attacker
valid_attacker = False
attacker_prompt = "Select attacker to block"
while not valid_attacker:
attacker = self.getCombatCreature(mine=False, prompt=attacker_prompt)
if attacker == True: pass # XXX What does enter mean here?
elif attacker == False: break # Pick a new blocker
elif attacker.attacking and attacker.canBeBlocked() and blocker.canBlockAttacker(attacker) and attacker.canBeBlockedBy(blocker):
valid_attacker = True
total_blockers.add(blocker)
combat_assignment[attacker].append(blocker)
self.send(BlockerSelectedEvent(), attacker=attacker, blocker=blocker)
attacker_prompt = "Select attacker to block"
blocker_prompt = "Declare blockers (Enter to accept, Escape to reset)"
else:
if not attacker.attacking: reason = "cannot block non attacking %s"%attacker
else: reason = "cannot block %s"%attacker
self.send(InvalidTargetEvent(), target=blocker)
self.send(InvalidTargetEvent(), target=attacker)
attacker_prompt = "%s %s - select a new attacker"%(blocker,reason)
if done_selecting:
nonblockers = set(all_on_blocking_side)-total_blockers
invalid_blockers = [creature for creature in attackers+all_on_blocking_side if not creature.checkBlock(combat_assignment, nonblockers)] + [creature for creature in total_blockers if not creature.computeBlockCost()]
invalid_block = len(invalid_blockers) > 0
if not invalid_block:
for attacker, blockers in combat_assignment.items():
if blockers:
attacker.setBlocked(blockers)
for blocker in blockers:
blocker.payBlockCost()
blocker.setBlocking(attacker)
else:
blocker_prompt = "Invalid defense - choose another"
for creature in invalid_blockers: self.send(InvalidTargetEvent(), target=creature)
else: blocker_prompt = "Declare blockers (Enter to accept, Escape to reset)"
return combat_assignment
def doNonInstantAction(self):
return self.getAction(prompt="Play Spells, Activated Abilities, or Pass Priority")
def doInstantAction(self):
return self.getAction(prompt="Play Instants, Activated Abilities, or Pass Priority")
def chooseAndDoAbility(self, card, abilities):
numabilities = len(abilities)
if numabilities == 0: return False
elif numabilities == 1: ability = abilities[0]
else:
ability = self.make_selection(abilities, 1, required=False, prompt="%s: Select ability"%card)
if ability == False: return False
return ability.play(self)
def __str__(self): return self.name
def __repr__(self): return "%s at %s"%(self.name, id(self))
# The following functions interface with the GUI of the game, and as a result they are kind
# of convoluted. All interaction with the GUI is carried out through the input function (which
# is set to dirty_input from the Incantus app) with a context object which indicates the action to perform
# as well as a filtering function (process) that can convert user actions into game actions (or even
# discard improper actions (see dirty_input).
def input(self, context, prompt):
self.send(GameFocusEvent())
return self.dirty_input(context, prompt)
def getMoreMana(self, required): # if necessary when paying a cost
def convert_gui_action(action):
if isinstance(action, PassPriority): return False
elif isinstance(action, CancelAction): return action
sel = action.selection
if not isPlayer(sel) and sel.controller == self: return action
else: return False
context = {"get_ability": True, "process": convert_gui_action}
prompt = "Need %s - play mana abilities (Esc to cancel)"%"".join(['{%s}'%r for r in required])
# This loop seems really ugly - is there a way to structure it better?
cancel = False # This is returned - it's a way to back out of playing an ability
while True:
action = self.input(context, "%s: %s"%(self.name, prompt))
if isinstance(action, CancelAction):
cancel = True
break
card = action.selection
if self.chooseAndDoAbility(card, card.abilities.mana_abilities()): break
return not cancel
def getAction(self, prompt=''):
def convert_gui_action(action):
if isinstance(action, PassPriority) or isinstance(action, OKAction): return action
elif isinstance(action, CancelAction): return False
sel = action.selection
if isinstance(sel, StackAbility): return False
elif isinstance(sel, CastSpell): sel = sel.source
if sel == self or (not isPlayer(sel) and sel.controller == self): return action
else: return False
#context = {"get_ability": True, "process": convert_gui_action}
context = {"get_choice": True, 'msg': prompt, 'notify': True, 'options': 'Pass Priority', 'process': convert_gui_action}
# This loop seems really ugly - is there a way to structure it better?
passed = False
while True:
action = self.input(context, "%s: %s"%(self.name,prompt))
if isinstance(action, PassPriority) or isinstance(action, OKAction):
passed = True
break
object = action.selection
if object == self:
abilities = [(action.__doc__, action) for action in object.get_special_actions()]
else:
abilities = [(str(ability), ability) for ability in object.abilities.activated()]
# Special actions!
abilities.extend([("SPECIAL: "+action.__doc__, action) for action in object.get_special_actions()])
# Include the playing ability if not on the battlefield
if not str(object.zone) == "battlefield" and object.playable():
abilities.append(("Play %s"%object, object))
num = len(abilities)
if num == 0: continue
elif num == 1:
ability = abilities[0][1]
else:
ability = self.make_selection(abilities, 1, required=False, prompt="%s: Select"%object)
if ability == False: continue
if hasattr(ability, "play"):
if ability.play(self): break
else:
if ability(object, self): break
return not passed
def getIntention(self, prompt='', msg="", options=None, notify=False):
def filter(action):
if not (isinstance(action, OKAction) or isinstance(action, CancelAction)): return False
else: return action
if not msg: msg = prompt
if options is None: options = ("OK" if notify else ("Yes", "No"))
context = {'get_choice': True, 'msg': msg, 'notify': notify, 'options': options, 'process': filter}
#if not prompt: prompt = "Declare intention"
result = self.input(context, "%s: %s"%(self.name,prompt))
return isinstance(result, OKAction)
def getSelection(self, sellist, numselections=1, required=True, idx=True, msg='', prompt=''):
def filter(action):
if isinstance(action, CancelAction) and not required: return action
if not isinstance(action, PassPriority): return action.selection
return False
if msg == '': msg = prompt
if idx == True: idx_sellist = [(val, i) for i, val in enumerate(sellist)]
else:
idx_sellist = [(val[0], i) for i, val in enumerate(sellist)]
sellist = [val[1] for val in sellist]
context = {'get_selection': True, 'list':idx_sellist, 'numselections': numselections, 'required': required, 'msg': msg, 'process': filter}
# get_selection only returns indices into the given list
sel = self.input(context,"%s: %s"%(self.name,prompt))
if isinstance(sel, CancelAction): return False
if numselections == 1: return sellist[sel]
elif numselections == -1: return [sellist[i] for i in sel]
else: return [sellist[i] for i in sel][:numselections]
def getCardSelection(self, selection, number, cardtype=isCard, zone=None, player=None, required=True, prompt=''):
def filter(action):
if isinstance(action, CancelAction):
if not required: return action
else: return False
if not isinstance(action, PassPriority): return action.selection
else: return False
if not isiterable(cardtype): cardtype = (cardtype,)
def check_card(card):
valid = True
for ctype in cardtype:
if ctype(card): break
else: valid = False
return valid
if number > len(selection): number = len(selection)
if not zone: zone = str(selection[0].zone)
if not player: player = selection[0].controller
context = {'get_cards': True, 'list':selection, 'numselections': number, 'required': required, 'process': filter, 'from_zone': zone, 'from_player': player, 'check_card': check_card}
sel = self.input(context, "%s: %s"%(self.name,prompt))
if isinstance(sel, CancelAction): return []
else: return sel
def getPermanentOnBattlefield(self, prompt='Select permanent'):
def filter(action):
if isinstance(action, CancelAction) or isinstance(action, PassPriority):
return action
card = action.selection
if isPermanent(card) and (card.controller == self):
return card
else:
self.send(InvalidTargetEvent(), target=card)
return False
context = {'get_target': True, 'process': filter}
card = self.input(context, "%s: %s"%(self.name,prompt))
if isinstance(card, PassPriority): return True
elif isinstance(card, CancelAction): return False
else: return card
def getCombatCreature(self, mine=True, prompt='Select target'):
def filter(action):
if isinstance(action, CancelAction) or isinstance(action, PassPriority):
return action
target = action.selection
if isCreature(target) and ((mine and target.controller == self) or
(not mine and target.controller in self.opponents)): return target
else:
self.send(InvalidTargetEvent(), target=target)
return False
context = {'get_target': True, 'process': filter}
target = self.input(context, "%s: %s"%(self.name,prompt))
if isinstance(target, PassPriority): return True
elif isinstance(target, CancelAction): return False
else: return target
def getTarget(self, target_types, zone=None, from_player=None, required=True, prompt='Select target'):
# If required is True (default) then you can't cancel the request for a target
if not isiterable(target_types): target_types = (target_types,)
def filter(action):
# This function is really convoluted
# If I return False here then the input function will keep cycling until valid input
if isinstance(action, CancelAction):
if not required: return action
else: return False
elif isinstance(action, PassPriority): return False
target = action.selection
if isPlayer(target) or ((not zone or str(target.zone) == zone) and (not from_player or (from_player == "you" and target.controller == self) or (from_player == "opponent" and target.controller in self.opponents))):
for target_type in target_types:
if target_type(target): return target
# Invalid target
self.send(InvalidTargetEvent(), target=target)
return False
context = {'get_target': True, 'process': filter}
target = self.input(context, "%s: %s"%(self.name,prompt))
if isinstance(target, CancelAction) or isinstance(target, PassPriority): return False
return target
def getManaChoice(self, manapool_str, total_required, prompt="Select mana to spend"):
def filter(action):
if isinstance(action, CancelAction): return action
else: return action.mana
context = {'get_mana_choice': True, 'manapool': manapool_str, 'required': total_required, "process": filter, "from_player": self}
result = self.input(context, "%s: %s"%(self.name,prompt))
if isinstance(result, CancelAction): return False
else: return result
def getX(self, prompt="Select amount for X"):
def filter(action):
if isinstance(action, CancelAction): return action
if isinstance(action, PassPriority): return False
else: return action.amount
context = {'get_X': True, "process": filter, "from_player": self}
result = self.input(context, "%s: %s"%(self.name,prompt))
if isinstance(result, CancelAction): return -1
else: return result
def getDistribution(self, amount, targets, prompt=''):
if not prompt: prompt = "Distribute %d to target permanents"%amount
def filter(action):
if isinstance(action, CancelAction): return False
return action.assignment
context = {'get_distribution': True, 'targets': targets, 'amount': amount, 'process': filter}
return self.input(context, "%s: %s"%(self.name,prompt))
def getDamageAssignment(self, blocking_list, prompt="Assign damage to blocking creatures", trample=False, deathtouch=False):
def filter(action):
if isinstance(action, CancelAction): return False
else:
assn = action.assignment
# Check damage assignment
for attacker, blockers in blocking_list:
total = attacker.combatDamage()
valid_lethal = True
for blocker, dmg in assn:
total -= dmg
if (dmg < blocker.lethalDamage() and total > 0):
valid_lethal = False
if not ((deathtouch or valid_lethal) and
((trample and valid_lethal and total > 0) or (total == 0))):
return False
else:
return action.assignment
context = {'get_damage_assign': True, 'blocking_list': blocking_list, 'trample': trample, 'deathtouch': deathtouch, 'process': filter}
return dict(self.input(context, "%s: %s"%(self.name,prompt)))
def doRevealCard(self, cards, all=True, prompt=''):
import operator
if not operator.isSequenceType(cards): cards = [cards]
if not prompt: prompt = "reveals card(s) "+', '.join(map(str,cards))
zone = str(cards[0].zone)
player = cards[0].controller
context = {'reveal_card': True, 'cards': cards, 'from_zone': zone, 'from_player': player, 'all': all, 'process': lambda action: True} #isinstance(action, PassPriority)}
return self.input(context, "%s: %s"%(self.name, prompt))
class Player(MtGObject):
def life():
doc = "Player life property"
def fget(self):
return life(self._life)
def fset(self, value):
amount = value - self._life
if amount > 0: self.gain_life(amount)
elif amount < 0: self.lose_life(amount)
return locals()
life = property(**life())
# For overriding by replacement effects
def gain_life(self, amount):
self._life += amount
self.send(LifeGainedEvent(), amount=amount)
def lose_life(self, amount):
self._life += amount # This seems weird, but amount is negative
self.send(LifeLostEvent(), amount=amount)
def __init__(self, name, deck):
self.name = name
self._life = 20
self.poison = 0
self.land_actions = -1
self.hand_limit = 7
self.draw_empty = False
self.decklist = deck
def init(self, battlefield, stack, opponents):
self.opponents = opponents
self.library = LibraryZone()
self.hand = HandZone()
self.graveyard = GraveyardZone()
self.exile = ExileZone()
self.battlefield = battlefield.get_view(self)
self.stack = stack
self.manapool = ManaPool()
self.loadDeck()
self.shuffle()
def newTurn(self):
self.land_actions = 1
def reset(self):
# return all cards to library
for from_location in [self.battlefield, self.hand, self.graveyard, self.exile]:
for card in from_location: card.move_to("library")
def loadDeck(self):
for num, name in self.decklist:
num = int(num)
for n in range(num):
self.library.add_new_card(Card.create(name, owner=self))
# The following functions are part of the card code DSL
def win(self, msg=''):
if msg: msg = " %s and"%msg
self.getIntention(msg="%s%s wins the game!"%(self, msg), notify=True)
raise GameOverException()
def lose(self, msg=''):
if msg: msg = " %s and"%msg
self.getIntention(msg="%s%s loses the game!"%(self, msg), notify=True)
raise GameOverException()
def add_mana(self, *amount):
if len(amount) > 1:
amount = self.make_selection([('Add %s'%''.join(['{%s}'%c for c in col]), col) for col in amount], 1, prompt="Choose mana to add")
else: amount = amount[0]
# XXX This is a bit hacky - used by, ex Calciform Pools
# Add X mana in any combination of W and/or U to your manapool
if "(" in amount:
amount = self.make_selection([('Add {%s}'%col, col) for col in generate_hybrid_choices(amount)], 1, prompt="Choose mana to add")
self.manapool.add(amount)
def shuffle(self):
self.library.shuffle()
def you_may(self, msg): return self.getIntention(prompt="You may %s"%msg,msg="Would you like to %s?"%msg)
def you_may_pay(self, source, cost):
if isinstance(cost, str): cost = ManaCost(cost)
intent = self.getIntention(prompt="You may pay %s"%cost, msg="Would you like to pay %s"%cost)
if intent and cost.precompute(source, self) and cost.compute(source, self):
cost.pay(source, self)
return True
else: return False
def create_copy(self, card):
copy = CardCopy.create(name=str(card.name), owner=self)
copy.clone(card)
# Make sure it copies when it moves to the stack
def modifyNewRole(self, new, zone):
if str(zone) == "stack": new.clone(card)
override(copy, "modifyNewRole", modifyNewRole)
return self.exile.add_new_card(copy)
def create_tokens(self, info, number=1, tag=''):
return [self.exile.add_new_card(Token.create(info, owner=self)) for _ in range(number)]
def play_tokens(self, info, number=1, tag=''):
return [token.move_to("battlefield") for token in self.create_tokens(info, number)]
def make_selection(self, sellist, number=1, required=True, prompt=''):
if isinstance(sellist[0], tuple): idx=False
else: idx=True
return self.getSelection(sellist, numselections=number, required=required, idx=idx, prompt=prompt)
# A hack to make cards like Door of Destinies work. -MageKing17
def choose_creature_type(self):
import symbols
subtypes = set()
creature_types = lambda c: c.types.intersects(set((symbols.Creature, symbols.Tribal)))
for cards in (getattr(player, zone).get(creature_types) for zone in ["battlefield", "graveyard", "exile", "library", "hand"] for player in Keeper.players):
for card in cards: subtypes.update(card.subtypes.current)
return self.make_selection(sorted(subtypes), prompt='Choose a creature type')
def choose_opponent(self):
if len(self.opponents) == 1:
return tuple(self.opponents)[0]
else:
return self.getTarget(target_types=OpponentMatch(self), required=True, prompt="Select an opponent")
def choose_player(self):
return self.getTarget(target_types=isPlayer, required=True, prompt="Select player")
def reveal_cards(self, cards, msg=''):
# XXX I can't do a true asynchronous reveal until i move to the new networking
# You can only reveal from hand or library
self.doRevealCard(cards, all=True)
def look_at(self, cards):
# You can only look at cards from hand or library
self.doRevealCard(cards, all=False, prompt="look at %s"%', '.join(map(str, cards)))
def reveal_hand(self):
pass
def choose_from(self, cards, number, cardtype=isCard, required=True, prompt=''):
if not prompt: prompt = "Choose %d card(s)"%number
selected = self.getCardSelection(cards, number, cardtype=cardtype, required=required, prompt=prompt)
if number == 1: return selected[0] if selected else None
else: return selected
def choose_from_zone(self, number=1, cardtype=isCard, zone="battlefield", action='', required=True, all=False):
cards_in_zone = getattr(self, zone).get(cardtype)
if zone == "library" and not cardtype == isCard: required = False
if len(cards_in_zone) == 0 and not zone == "library": cards = []
elif number >= len(cards_in_zone) and required: cards = cards_in_zone
else:
cards = []
if zone == "battlefield" or zone == "hand":
a = 's' if number > 1 else ''
total = number
prompt = "Select %s%s to %s: %d left of %d"%(cardtype, a, action, number, total)
while number > 0:
card = self.getTarget(cardtype, zone=zone, from_player=None if all else "you", required=required, prompt=prompt)
if card == False: break
if card in cards:
prompt = "Card already selected - select again"
self.send(InvalidTargetEvent(), target=card)
else:
cards.append(card)
number -= 1
prompt = "Select %s%s to %s: %d left of %d"%(cardtype, a, action, number, total)
else:
selection = list(getattr(self, zone))
if number >= -1:
if number == 1: a = 'a'
elif number == -1: a = 'any number of'
else: a = str(number)
cards = self.getCardSelection(selection, number=number, cardtype=cardtype, required=required, prompt="Search your %s for %s %s to %s."%(zone, a, cardtype, action))
if zone == "library": self.shuffle()
return cards
def draw(self, number=1):
return sum([self.draw_single() for i in range(number)])
def draw_single(self):
card = self.library.top()
num = 0
if card == None: self.draw_empty = True
else:
num = 1
card.move_to("hand")
self.send(DrawCardEvent())
return num
def discard(self, card):
if str(card.zone) == "hand":
card = card.move_to("graveyard")
self.send(DiscardCardEvent(), card=card)
return card
else: return None
def force_discard(self, number=1, cardtype=isCard):
if number == -1: number = len(self.hand)
cards = self.choose_from_zone(number, cardtype, "hand", "discard")
return [self.discard(card) for card in cards]
def discard_down(self):
number = len(self.hand) - self.hand_limit
if number > 0: return self.force_discard(number)
else: return []
def sacrifice(self, perm):
if perm.controller == self and str(perm.zone) == "battlefield":
card = perm.move_to("graveyard")
self.send(PermanentSacrificedEvent(), card=perm)
return card
else: return None
def force_sacrifice(self, number=1, cardtype=isPermanent):
perms = self.choose_from_zone(number, cardtype, "battlefield", "sacrifice")
for perm in perms: self.sacrifice(perm)
return len(perms)
def skip_next_turn(self, msg):
def condition(keeper):
if keeper.player_cycler.peek() == self:
keeper.nextActivePlayer()
return True
else: return False
def skipTurn(keeper):
keeper.newTurn()
skipTurn.expire()
return replace(Keeper, "newTurn", skipTurn, condition=condition, msg=msg)
def take_extra_turn(self):
Keeper.player_cycler.insert(self)
def setup_special_action(self, action):
#408.2i. Some effects allow a player to take an action at a later time, usually to end a continuous effect or to stop a delayed triggered ability. This is a special action. A player can stop a delayed triggered ability from triggering or end a continuous effect only if the ability or effect allows it and only when he or she has priority. The player who took the action gets priority after this special action.
#408.2j. Some effects from static abilities allow a player to take an action to ignore the effect from that ability for a duration. This is a special action. A player can take an action to ignore an effect only when he or she has priority. The player who took the action gets priority after this special action. (Only 3 cards use this: Damping Engine, Lost in Thought, Volrath's Curse)
raise NotImplementedError()
# Rule engine functions
def mulligan(self, number):
self.send(LogEvent(), msg="%s mulligans"%self)
for card in self.hand: card.move_to(self.library)
self.shuffle()
self.draw(number)
def checkUntapStep(self, cards): return True
def untapStep(self):
permanents = untapCards = set([card for card in self.battlefield if card.canUntapDuringUntapStep()])
prompt = "Select cards to untap"
valid_untap = self.checkUntapStep(permanents)
while not valid_untap:
permanents = set()
done_selecting = False
perm = self.getPermanentOnBattlefield(prompt=prompt)
while not done_selecting:
if perm == True:
done_selecting = True
self.send(AllDeselectedEvent())
break
elif perm == False:
# reset untap
permanents = untapCards
self.send(AllDeselectedEvent())
prompt = "Selection canceled - select cards to untap"
break
else:
if not perm in permanents and perm in untapCards:
permanents.add(perm)
self.send(CardSelectedEvent(), card=perm)
prompt = "%s selected - select another"%perm
elif perm in permanents:
self.send(InvalidTargetEvent(), target=perm)
prompt = "%s already selected - select another"%perm
else:
self.send(InvalidTargetEvent(), target=perm)
prompt = "%s can't be untapped - select another"%perm
perm = self.getPermanentOnBattlefield(prompt=prompt)
if done_selecting:
valid_untap = self.checkUntapStep(permanents)
if not valid_untap:
prompt = "Invalid selection - select again"
for card in permanents: card.untap()
def assignDamage(self, amt, source, combat=False):
# amt is greater than 0
self.life -= amt
source.send(DealsDamageToEvent(), to=self, amount=amt, combat=combat)
return amt
def canBeTargetedBy(self, targetter):
# For protection spells - XXX these should be stackable
return True
def isTargetedBy(self, targeter):
self.send(TargetedByEvent(), targeter=targeter)
def manaBurn(self):
manaburn = self.manapool.manaBurn()
if manaburn > 0:
#take_burn = self.getIntention("Take mana burn?", "Take mana burn?")
#if not take_burn: return False
self.manapool.clear()
self.life -= manaburn
return True
def declareDefendingPlayer(self):
return self.choose_opponent()
def attackingIntention(self):
# First check to make sure you have cards on the battlefield
# XXX although if you have creatures with Flash this might not work since you can play it anytime
has_creature = False
for creature in self.battlefield.get(isCreature):
if creature.canAttack():
has_creature = True
if not has_creature: return False
else: return True #self.getIntention("Declare intention to attack", msg="...attack this turn?")
def declareAttackers(self, opponents):
multiple_opponents = len(opponents) > 1
all_on_attacking_side = self.battlefield.get(isCreature)
invalid_attack = True
prompt = "Declare attackers (Enter to accept, Escape to reset)"
while invalid_attack:
attackers = set()
done_selecting = False
creature = self.getCombatCreature(mine=True, prompt=prompt)
while not done_selecting:
if creature == True:
done_selecting = True
break
elif creature == False:
self.send(AttackersResetEvent())
break
else:
if not creature in attackers and creature.canAttack():
attackers.add(creature)
self.send(AttackerSelectedEvent(), attacker=creature)
# Now select who to attack
if multiple_opponents:
while True:
target = self.getTarget(target_types=(OpponentMatch(self), isPlaneswalker), zone="battlefield", prompt="Select opponent to attack")
if target in opponents:
creature.setOpponent(target)
break
else: prompt = "Can't attack %s. Select again"%target
else: creature.setOpponent(opponents[0])
prompt = "%s selected - select another"%creature
elif creature in attackers:
self.send(InvalidTargetEvent(), target=creature)
prompt = "%s already in combat - select another"%creature
else:
self.send(InvalidTargetEvent(), target=creature)
prompt = "%s cannot attack - select another"%creature
creature = self.getCombatCreature(mine=True, prompt=prompt)
if done_selecting:
not_attacking = set(all_on_attacking_side)-attackers
invalid_attackers = [creature for creature in all_on_attacking_side if not creature.checkAttack(attackers, not_attacking)] + [creature for creature in attackers if not creature.computeAttackCost()]
invalid_attack = len(invalid_attackers) > 0
if not invalid_attack:
for creature in attackers:
creature.payAttackCost()
creature.setAttacking()
else:
prompt = "Invalid attack - choose another"
for creature in invalid_attackers: self.send(InvalidTargetEvent(), target=creature)
else: prompt = "Declare attackers (Enter to accept, Escape to reset)"
return list(attackers)
def reorderBlockers(self, combat_assignment):
blocker_sets = {}
do_reorder = False
for attacker, blockers in combat_assignment.items():
if len(blockers) > 1:
for blocker in blockers: blocker_sets[blocker] = (attacker, blockers)
do_reorder = True
if do_reorder:
prompt = "Order blockers (enter to accept)"
# Select blocker
while True:
blocker = self.getCombatCreature(mine=False, prompt=prompt)
if blocker == True: # Done reordering
break
elif blocker == False: pass
elif blocker in blocker_sets:
attacker, blockers = blocker_sets[blocker]
i = blockers.index(blocker)
blockers[:] = [blocker] + blockers[:i] + blockers[i+1:]
self.send(BlockersReorderedEvent(), attacker=attacker, blockers=blockers)
else:
self.send(InvalidTargetEvent(), target=blocker)
prompt = "Invalid creature. Select blocker"
return combat_assignment
def declareBlockers(self, attackers):
combat_assignment = dict([(attacker, []) for attacker in attackers])
# Make sure you have creatures to block
all_on_blocking_side = self.battlefield.get(isCreature)
if len(all_on_blocking_side) == 0: return combat_assignment
invalid_block = True
blocker_prompt = "Declare blockers (Enter to accept, Escape to reset)"
while invalid_block:
total_blockers = set()
done_selecting = False
while not done_selecting:
blocker = self.getCombatCreature(mine=True, prompt=blocker_prompt)
if blocker == True:
done_selecting = True
break
elif blocker == False:
# Reset the block
self.send(BlockersResetEvent())
combat_assignment = dict([(attacker, []) for attacker in attackers])
break
else:
if blocker in total_blockers or not blocker.canBlock():
if blocker in total_blockers: reason = "already blocking"
elif not blocker.canBlock(): reason = "can't block"
self.send(InvalidTargetEvent(), target=blocker)
blocker_prompt = "%s %s - select another blocker"%(blocker, reason)
else:
# Select attacker
valid_attacker = False
attacker_prompt = "Select attacker to block"
while not valid_attacker:
attacker = self.getCombatCreature(mine=False, prompt=attacker_prompt)
if attacker == True: pass # XXX What does enter mean here?
elif attacker == False: break # Pick a new blocker
elif attacker.attacking and attacker.canBeBlocked() and blocker.canBlockAttacker(attacker) and attacker.canBeBlockedBy(blocker):
valid_attacker = True
total_blockers.add(blocker)
combat_assignment[attacker].append(blocker)
self.send(BlockerSelectedEvent(), attacker=attacker, blocker=blocker)
attacker_prompt = "Select attacker to block"
blocker_prompt = "Declare blockers (Enter to accept, Escape to reset)"
else:
if not attacker.attacking: reason = "cannot block non attacking %s"%attacker
else: reason = "cannot block %s"%attacker
self.send(InvalidTargetEvent(), target=blocker)
self.send(InvalidTargetEvent(), target=attacker)
attacker_prompt = "%s %s - select a new attacker"%(blocker,reason)
if done_selecting:
nonblockers = set(all_on_blocking_side)-total_blockers
invalid_blockers = [creature for creature in attackers+all_on_blocking_side if not creature.checkBlock(combat_assignment, nonblockers)] + [creature for creature in total_blockers if not creature.computeBlockCost()]
invalid_block = len(invalid_blockers) > 0
if not invalid_block:
for attacker, blockers in combat_assignment.items():
if blockers:
attacker.setBlocked(blockers)
for blocker in blockers:
blocker.payBlockCost()
blocker.setBlocking(attacker)
else:
blocker_prompt = "Invalid defense - choose another"
for creature in invalid_blockers: self.send(InvalidTargetEvent(), target=creature)
else: blocker_prompt = "Declare blockers (Enter to accept, Escape to reset)"
return combat_assignment
def doNonInstantAction(self):
return self.getAction(prompt="Play Spells, Activated Abilities, or Pass Priority")
def doInstantAction(self):
return self.getAction(prompt="Play Instants, Activated Abilities or Pass Priority")
def chooseAndDoAbility(self, card, abilities):
numabilities = len(abilities)
if numabilities == 0: return False
elif numabilities == 1: ability = abilities[0]
else:
ability = self.make_selection(abilities, 1, required=False, prompt="%s: Select ability"%card)
if ability == False: return False
return ability.play(self)
def __str__(self): return self.name
def __repr__(self): return "%s at %s"%(self.name, id(self))
# The following functions interface with the GUI of the game, and as a result they are kind
# of convoluted. All interaction with the GUI is carried out through the input function (which
# is set to dirty_input from the Incantus app) with a context object which indicates the action to perform
# as well as a filtering function (process) that can convert user actions into game actions (or even
# discard improper actions (see dirty_input).
def input(self, context, prompt):
self.send(GameFocusEvent())
return self.dirty_input(context, prompt)
def getMoreMana(self, required): # if necessary when paying a cost
def convert_gui_action(action):
if isinstance(action, PassPriority): return False
elif isinstance(action, CancelAction): return action
sel = action.selection
if not isPlayer(sel) and sel.controller == self: return action
else: return False
context = {"get_ability": True, "process": convert_gui_action}
prompt = "Need %s - play mana abilities (Esc to cancel)"%"".join(['{%s}'%r for r in required])
# This loop seems really ugly - is there a way to structure it better?
cancel = False # This is returned - it's a way to back out of playing an ability
while True:
action = self.input(context, "%s: %s"%(self.name, prompt))
if isinstance(action, CancelAction):
cancel = True
break
card = action.selection
if self.chooseAndDoAbility(card, card.abilities.mana_abilities()): break
return not cancel
def getAction(self, prompt=''):
def convert_gui_action(action):
if isinstance(action, PassPriority) or isinstance(action, OKAction) : return action
elif isinstance(action, CancelAction): return False
sel = action.selection
if not isPlayer(sel) and sel.controller == self: return action
else: return False
#context = {"get_ability": True, "process": convert_gui_action}
context = {"get_choice": True, 'msg': prompt, 'notify': True, 'options': 'Pass Priority', 'process': convert_gui_action}
# This loop seems really ugly - is there a way to structure it better?
passed = False
while True:
action = self.input(context, "%s: %s"%(self.name,prompt))
if isinstance(action, PassPriority) or isinstance(action, OKAction):
passed = True
break
card = action.selection
abilities = [(str(ability), ability) for ability in card.abilities.activated()]
# Include the playing ability if not on the battlefield
if not str(card.zone) == "battlefield" and card.playable():
abilities.append(("Play %s"%card, card))
num = len(abilities)
if num == 0: continue
elif num == 1:
ability = abilities[0][1]
else:
ability = self.make_selection(abilities, 1, required=False, prompt="%s: Select"%card)
if ability == False: continue
if ability.play(self): break
return not passed
def getIntention(self, prompt='', msg="", options=("Yes", "No"), notify=False):
def filter(action):
if not (isinstance(action, OKAction) or isinstance(action, CancelAction)): return False
else: return action
if not msg: msg = prompt
context = {'get_choice': True, 'msg': msg, 'notify': notify, 'options': options, 'process': filter}
#if not prompt: prompt = "Declare intention"
result = self.input(context, "%s: %s"%(self.name,prompt))
return isinstance(result, OKAction)
def getSelection(self, sellist, numselections=1, required=True, idx=True, msg='', prompt=''):
def filter(action):
if isinstance(action, CancelAction) and not required: return action
if not isinstance(action, PassPriority): return action.selection
return False
if msg == '': msg = prompt
if idx == True: idx_sellist = [(val, i) for i, val in enumerate(sellist)]
else:
idx_sellist = [(val[0], i) for i, val in enumerate(sellist)]
sellist = [val[1] for val in sellist]
context = {'get_selection': True, 'list':idx_sellist, 'numselections': numselections, 'required': required, 'msg': msg, 'process': filter}
# get_selection only returns indices into the given list
sel = self.input(context,"%s: %s"%(self.name,prompt))
if isinstance(sel, CancelAction): return False
if numselections == 1: return sellist[sel]
elif numselections == -1: return [sellist[i] for i in sel]
else: return [sellist[i] for i in sel][:numselections]
def getCardSelection(self, selection, number, cardtype=isCard, zone=None, player=None, required=True, prompt=''):
def filter(action):
if isinstance(action, CancelAction):
if not required: return action
else: return False
if not isinstance(action, PassPriority): return action.selection
else: return False
if not isiterable(cardtype): cardtype = (cardtype,)
def check_card(card):
valid = True
for ctype in cardtype:
if ctype(card): break
else: valid = False
return valid
if number > len(selection): number = len(selection)
if not zone: zone = str(selection[0].zone)
if not player: player = selection[0].controller
context = {'get_cards': True, 'list':selection, 'numselections': number, 'required': required, 'process': filter, 'from_zone': zone, 'from_player': player, 'check_card': check_card}
sel = self.input(context, "%s: %s"%(self.name,prompt))
if isinstance(sel, CancelAction): return []
else: return sel
def getPermanentOnBattlefield(self, prompt='Select permanent'):
def filter(action):
if isinstance(action, CancelAction) or isinstance(action, PassPriority):
return action
card = action.selection
if isPermanent(card) and (card.controller == self):
return card
else:
self.send(InvalidTargetEvent(), target=card)
return False
context = {'get_target': True, 'process': filter}
card = self.input(context, "%s: %s"%(self.name,prompt))
if isinstance(card, PassPriority): return True
elif isinstance(card, CancelAction): return False
else: return card
def getCombatCreature(self, mine=True, prompt='Select target'):
def filter(action):
if isinstance(action, CancelAction) or isinstance(action, PassPriority):
return action
target = action.selection
if isCreature(target) and ((mine and target.controller == self) or
(not mine and target.controller in self.opponents)): return target
else:
self.send(InvalidTargetEvent(), target=target)
return False
context = {'get_target': True, 'process': filter}
target = self.input(context, "%s: %s"%(self.name,prompt))
if isinstance(target, PassPriority): return True
elif isinstance(target, CancelAction): return False
else: return target
def getTarget(self, target_types, zone=None, from_player=None, required=True, prompt='Select target'):
# If required is True (default) then you can't cancel the request for a target
if not isiterable(target_types): target_types = (target_types,)
def filter(action):
# This function is really convoluted
# If I return False here then the input function will keep cycling until valid input
if isinstance(action, CancelAction):
if not required: return action
else: return False
elif isinstance(action, PassPriority): return False
target = action.selection
if isPlayer(target) or ((not zone or str(target.zone) == zone) and (not from_player or (from_player == "you" and target.controller == self) or (from_player == "opponent" and target.controller in self.opponents))):
for target_type in target_types:
if target_type(target): return target
# Invalid target
self.send(InvalidTargetEvent(), target=target)
return False
context = {'get_target': True, 'process': filter}
target = self.input(context, "%s: %s"%(self.name,prompt))
if isinstance(target, CancelAction) or isinstance(target, PassPriority): return False
return target
def getManaChoice(self, manapool_str, total_required, prompt="Select mana to spend"):
def filter(action):
if isinstance(action, CancelAction): return action
else: return action.mana
context = {'get_mana_choice': True, 'manapool': manapool_str, 'required': total_required, "process": filter, "from_player": self}
result = self.input(context, "%s: %s"%(self.name,prompt))
if isinstance(result, CancelAction): return False
else: return result
def getX(self, prompt="Select amount for X"):
def filter(action):
if isinstance(action, CancelAction): return action
if isinstance(action, PassPriority): return False
else: return action.amount
context = {'get_X': True, "process": filter, "from_player": self}
result = self.input(context, "%s: %s"%(self.name,prompt))
if isinstance(result, CancelAction): return -1
else: return result
def getDistribution(self, amount, targets, prompt=''):
if not prompt: prompt = "Distribute %d to target permanents"%amount
def filter(action):
if isinstance(action, CancelAction): return False
return action.assignment
context = {'get_distribution': True, 'targets': targets, 'amount': amount, 'process': filter}
return self.input(context, "%s: %s"%(self.name,prompt))
def getDamageAssignment(self, blocking_list, prompt="Assign damage to blocking creatures", trample=False, deathtouch=False):
def filter(action):
if isinstance(action, CancelAction): return False
else:
assn = action.assignment
# Check damage assignment
for attacker, blockers in blocking_list:
total = attacker.combatDamage()
valid_lethal = True
for blocker, dmg in assn:
total -= dmg
if (dmg < blocker.lethalDamage() and total > 0):
valid_lethal = False
if not ((deathtouch or valid_lethal) and
((trample and valid_lethal and total > 0) or (total == 0))):
return False
else:
return action.assignment
context = {'get_damage_assign': True, 'blocking_list': blocking_list, 'trample': trample, 'deathtouch': deathtouch, 'process': filter}
return dict(self.input(context, "%s: %s"%(self.name,prompt)))
def doRevealCard(self, cards, all=True, prompt=''):
import operator
if not operator.isSequenceType(cards): cards = [cards]
if not prompt: prompt = "reveals card(s) "+', '.join(map(str,cards))
zone = str(cards[0].zone)
player = cards[0].controller
context = {'reveal_card': True, 'cards': cards, 'from_zone': zone, 'from_player': player, 'all': all, 'process': lambda action: True} #isinstance(action, PassPriority)}
return self.input(context, "%s: %s"%(self.name, prompt))