Playing top card.

Mage.Server.Plugins/Mage.Player.Human/src/mage/player/human/HumanPlayer.java

@@ -35,6 +35,7 @@ import java.util.Map;
 import java.util.Set;
 import java.util.UUID;
 
+import mage.Constants;
 import mage.Constants.Outcome;
 import mage.Constants.RangeOfInfluence;
 import mage.Constants.TargetController;
@@ -351,6 +352,11 @@ public class HumanPlayer extends PlayerImpl<HumanPlayer> {
 							break;
 						case GRAVEYARD:
 							useableAbilities = getUseableAbilities(object.getAbilities().getActivatedAbilities(Zone.GRAVEYARD), game);
+							playAsThoughInYourHand(game, object, useableAbilities);
+							break;
+						case LIBRARY:
+							useableAbilities = getUseableAbilities(object.getAbilities().getActivatedAbilities(Zone.LIBRARY), game);
+						    playAsThoughInYourHand(game, object, useableAbilities);
 							break;
 					}
 					if (useableAbilities != null && useableAbilities.size() > 0) {
@@ -361,6 +367,15 @@ public class HumanPlayer extends PlayerImpl<HumanPlayer> {
 		}
 	}
 
+	// not sure it is the best to implement such stuff this way
+	private void playAsThoughInYourHand(Game game, MageObject object, Map<UUID, ActivatedAbility> useableAbilities) {
+		if (game.getContinuousEffects().asThough(object.getId(), Constants.AsThoughEffectType.CAST, game)) {
+			for (Map.Entry<UUID, ActivatedAbility> entry : getUseableAbilities(object.getAbilities().getActivatedAbilities(Zone.HAND), game).entrySet()) {
+				useableAbilities.put(entry.getKey(), entry.getValue());
+			}
+		}
+	}
+
 	@Override
 	public TriggeredAbility chooseTriggeredAbility(TriggeredAbilities abilities, Game game) {
 		game.getState().setPriorityPlayerId(getId());

Mage/src/mage/abilities/effects/common/continious/PlayTheTopCardEffect.java

@@ -0,0 +1,81 @@
+/*
+ *  Copyright 2011 BetaSteward_at_googlemail.com. All rights reserved.
+ *
+ *  Redistribution and use in source and binary forms, with or without modification, are
+ *  permitted provided that the following conditions are met:
+ *
+ *     1. Redistributions of source code must retain the above copyright notice, this list of
+ *        conditions and the following disclaimer.
+ *
+ *     2. Redistributions in binary form must reproduce the above copyright notice, this list
+ *        of conditions and the following disclaimer in the documentation and/or other materials
+ *        provided with the distribution.
+ *
+ *  THIS SOFTWARE IS PROVIDED BY BetaSteward_at_googlemail.com ``AS IS'' AND ANY EXPRESS OR IMPLIED
+ *  WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
+ *  FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL BetaSteward_at_googlemail.com OR
+ *  CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ *  CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ *  SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+ *  ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
+ *  NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
+ *  ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ *  The views and conclusions contained in the software and documentation are those of the
+ *  authors and should not be interpreted as representing official policies, either expressed
+ *  or implied, of BetaSteward_at_googlemail.com.
+ */
+package mage.abilities.effects.common.continious;
+
+import mage.abilities.Ability;
+import mage.abilities.effects.AsThoughEffectImpl;
+import mage.cards.Card;
+import mage.filter.FilterCard;
+import mage.game.Game;
+import mage.players.Player;
+
+import java.util.UUID;
+
+import static mage.Constants.*;
+
+/**
+ * @author nantuko
+ */
+public class PlayTheTopCardEffect extends AsThoughEffectImpl<PlayTheTopCardEffect> {
+
+	private FilterCard filter;
+
+	public PlayTheTopCardEffect(FilterCard filter) {
+		super(AsThoughEffectType.CAST, Duration.WhileOnBattlefield, Outcome.Benefit);
+		this.filter = filter;
+		staticText = "You may play the top card of your library if it's a " + filter.getMessage();
+	}
+
+	public PlayTheTopCardEffect(final PlayTheTopCardEffect effect) {
+		super(effect);
+		this.filter = effect.filter;
+	}
+
+	@Override
+	public boolean apply(Game game, Ability source) {
+		return true;
+	}
+
+	@Override
+	public PlayTheTopCardEffect copy() {
+		return new PlayTheTopCardEffect(this);
+	}
+
+	@Override
+	public boolean applies(UUID sourceId, Ability source, Game game) {
+		Card card = game.getCard(sourceId);
+		if (card != null && filter.match(card)) {
+			Player player = game.getPlayer(card.getOwnerId());
+			if (player != null && card.equals(player.getLibrary().getFromTop(game))) {
+				return true;
+			}
+		}
+		return false;
+	}
+
+}

Mage/src/mage/cards/CardImpl.java

@@ -278,6 +278,9 @@ public abstract class CardImpl<T extends CardImpl<T>> extends MageObjectImpl<T>
 					case GRAVEYARD:
 						game.getPlayer(ownerId).removeFromGraveyard(this, game);
 						break;
+					case LIBRARY:
+						game.getPlayer(ownerId).removeFromLibrary(this, game);
+						break;
 					default:
 						//logger.warning("moveToZone, not fully implemented: from="+event.getFromZone() + ", to="+event.getToZone());
 				}

Mage/src/mage/players/PlayerImpl.java

@@ -103,6 +103,7 @@ public abstract class PlayerImpl<T extends PlayerImpl<T>> implements Player, Ser
 	protected boolean isGameUnderControl = true;
 	protected UUID turnController;
 	protected Set<UUID> playersUnderYourControl = new HashSet<UUID>();
+	protected boolean topCardRevealed = false;
 
 	@Override
 	public abstract T copy();
@@ -440,7 +441,20 @@ public abstract class PlayerImpl<T extends PlayerImpl<T>> implements Player, Ser
 			if (!game.replaceEvent(GameEvent.getEvent(GameEvent.EventType.CAST_SPELL, ability.getId(), ability.getSourceId(), playerId))) {
 				int bookmark = game.bookmarkState();
 				card.cast(game, game.getZone(card.getId()), ability, playerId);
+
+				Zone zone = game.getZone(card.getId());
+				switch (zone) {
+					case HAND:
 						removeFromHand(card, game);
+						break;
+					case LIBRARY:
+						removeFromLibrary(card, game);
+						break;
+					case GRAVEYARD:
+						removeFromGraveyard(card, game);
+						break;
+				}
+
 				Ability spellAbility = game.getStack().getSpell(ability.getId()).getSpellAbility();
 				if (spellAbility.activate(game, noMana)) {
 					for (KickerAbility kicker: card.getAbilities().getKickerAbilities()) {
@@ -462,8 +476,20 @@ public abstract class PlayerImpl<T extends PlayerImpl<T>> implements Player, Ser
 		//20091005 - 305.1
 		if (!game.replaceEvent(GameEvent.getEvent(GameEvent.EventType.PLAY_LAND, card.getId(), playerId))) {
 			int bookmark = game.bookmarkState();
+			Zone zone = game.getZone(card.getId());
+			switch (zone) {
+				case HAND:
 					removeFromHand(card, game);
-			if (card.putOntoBattlefield(game, Zone.HAND, null, playerId)) {
+					break;
+				case LIBRARY:
+					removeFromLibrary(card, game);
+					break;
+				case GRAVEYARD:
+					removeFromGraveyard(card, game);
+					break;
+			}
+
+			if (card.putOntoBattlefield(game, zone, null, playerId)) {
 				landsPlayed++;
 				game.fireEvent(GameEvent.getEvent(GameEvent.EventType.LAND_PLAYED, card.getId(), playerId));
 				game.fireInformEvent(name + " plays " + card.getName());
@@ -531,7 +557,11 @@ public abstract class PlayerImpl<T extends PlayerImpl<T>> implements Player, Ser
 			return true;
 		}
 		else if (ability instanceof PlayLandAbility) {
-			result = playLand(hand.get(ability.getSourceId(), game), game);
+			Card card = hand.get(ability.getSourceId(), game);
+			if (card == null) {
+				card = game.getCard(ability.getSourceId());
+			}
+			result = playLand(card, game);
 		}
 		else if (ability instanceof SpecialAction) {
 			result = specialAction((SpecialAction)ability.copy(), game);
@@ -1121,4 +1151,14 @@ public abstract class PlayerImpl<T extends PlayerImpl<T>> implements Player, Ser
 	public void setTestMode(boolean value) {
 		this.isTestMode = value;
 	}
+
+	@Override
+	public boolean isTopCardRevealed() {
+		return topCardRevealed;
+	}
+
+	@Override
+	public void setTopCardRevealed(boolean topCardRevealed) {
+		this.topCardRevealed = topCardRevealed;
+	}
 }