new TargetPlayerGainControlSourceEffect

rework Drooling Ogre and others to use it

Mage/src/main/java/mage/abilities/effects/common/TargetPlayerGainControlSourceEffect.java

@@ -0,0 +1,61 @@
+package mage.abilities.effects.common;
+
+import mage.abilities.Ability;
+import mage.abilities.Mode;
+import mage.abilities.effects.OneShotEffect;
+import mage.abilities.effects.common.continuous.GainControlTargetEffect;
+import mage.constants.Duration;
+import mage.constants.Outcome;
+import mage.game.Game;
+import mage.game.permanent.Permanent;
+import mage.players.Player;
+import mage.target.targetpointer.FixedTarget;
+
+/**
+ * @author xenohedron
+ */
+public class TargetPlayerGainControlSourceEffect extends OneShotEffect {
+
+    private final String playerDescription;
+
+    public TargetPlayerGainControlSourceEffect() {
+        this("");
+    }
+
+    public TargetPlayerGainControlSourceEffect(String playerDescription) {
+        super(Outcome.Benefit);
+        this.playerDescription = playerDescription;
+    }
+
+    protected TargetPlayerGainControlSourceEffect(final TargetPlayerGainControlSourceEffect effect) {
+        super(effect);
+        this.playerDescription = effect.playerDescription;
+    }
+
+    @Override
+    public boolean apply(Game game, Ability source) {
+        Player player = game.getPlayer(getTargetPointer().getFirst(game, source));
+        Permanent permanent = source.getSourcePermanentIfItStillExists(game);
+        if (player == null || permanent == null) {
+            return false;
+        }
+        game.addEffect(new GainControlTargetEffect(
+                Duration.Custom, true, player.getId()
+        ).setTargetPointer(new FixedTarget(permanent, game)), source);
+        return true;
+    }
+
+    @Override
+    public TargetPlayerGainControlSourceEffect copy() {
+        return new TargetPlayerGainControlSourceEffect(this);
+    }
+
+    @Override
+    public String getText(Mode mode) {
+        if (staticText != null && !staticText.isEmpty()) {
+            return staticText;
+        }
+        return (playerDescription.isEmpty() ? getTargetPointer().describeTargets(mode.getTargets(), "that player") : playerDescription) +
+                " gains control of {this}";
+    }
+}