/**
* Copyright (c) 2012, Andy Janata
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification, are permitted
* provided that the following conditions are met:
*
* * Redistributions of source code must retain the above copyright notice, this list of conditions
* and the following disclaimer.
* * 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 THE COPYRIGHT HOLDERS AND CONTRIBUTORS "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 THE COPYRIGHT HOLDER 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.
*/
package net.socialgamer.cah.handlers;
import java.util.HashMap;
import java.util.Map;
import javax.servlet.http.HttpSession;
import net.socialgamer.cah.Constants.AjaxOperation;
import net.socialgamer.cah.Constants.AjaxRequest;
import net.socialgamer.cah.Constants.ErrorCode;
import net.socialgamer.cah.Constants.ReturnableData;
import net.socialgamer.cah.RequestWrapper;
import net.socialgamer.cah.data.Game;
import net.socialgamer.cah.data.GameManager;
import net.socialgamer.cah.data.User;
import org.apache.commons.lang3.StringEscapeUtils;
import com.google.inject.Inject;
/**
* Handler to play a card.
*
* @author Andy Janata (ajanata@socialgamer.net)
*/
public class PlayCardHandler extends GameWithPlayerHandler {
public static final String OP = AjaxOperation.PLAY_CARD.toString();
@Inject
public PlayCardHandler(final GameManager gameManager) {
super(gameManager);
}
@Override
public Map<ReturnableData, Object> handleWithUserInGame(final RequestWrapper request,
final HttpSession session, final User user, final Game game) {
final Map<ReturnableData, Object> data = new HashMap<ReturnableData, Object>();
final int cardId;
if (request.getParameter(AjaxRequest.CARD_ID) == null) {
return error(ErrorCode.NO_CARD_SPECIFIED);
}
try {
cardId = Integer.parseInt(request.getParameter(AjaxRequest.CARD_ID));
} catch (final NumberFormatException nfe) {
return error(ErrorCode.INVALID_CARD);
}
String text = request.getParameter(AjaxRequest.MESSAGE);
if (text != null && text.contains("<")) {
// somebody must be using a hacked client, because this should have been escaped already.
text = StringEscapeUtils.escapeXml(text);
}
final ErrorCode ec = game.playCard(user, cardId, text);
if (ec != null) {
return error(ec);
} else {
return data;
}
}
}