/*
* Copyright (c) JForum Team
* 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.
* 3) Neither the name of "Rafael Steil" nor
* the names of its contributors may be used to endorse
* or promote products derived from this software without
* specific prior written permission.
*
* 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 OWNER 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
*
* Created on Jan 11, 2005 11:44:06 PM
* The JForum Project
* http://www.jforum.net
*/
package net.jforum.view.forum;
import net.jforum.Command;
import net.jforum.JForumExecutionContext;
import net.jforum.SessionFacade;
import net.jforum.dao.DataAccessDriver;
import net.jforum.dao.KarmaDAO;
import net.jforum.dao.PostDAO;
import net.jforum.entities.Karma;
import net.jforum.entities.KarmaStatus;
import net.jforum.entities.Post;
import net.jforum.repository.PostRepository;
import net.jforum.repository.SecurityRepository;
import net.jforum.security.SecurityConstants;
import net.jforum.util.I18n;
import net.jforum.util.preferences.ConfigKeys;
import net.jforum.util.preferences.SystemGlobals;
import net.jforum.util.preferences.TemplateKeys;
import net.jforum.view.forum.common.PostCommon;
import net.jforum.view.forum.common.ViewCommon;
/**
* @author Rafael Steil
* @version $Id: KarmaAction.java,v 1.21 2007/08/01 22:30:03 rafaelsteil Exp $
*/
public class KarmaAction extends Command
{
public void insert()
{
if (!SecurityRepository.canAccess(SecurityConstants.PERM_KARMA_ENABLED)) {
this.error("Karma.featureDisabled", null);
return;
}
int postId = this.request.getIntParameter("post_id");
int fromUserId = SessionFacade.getUserSession().getUserId();
PostDAO pm = DataAccessDriver.getInstance().newPostDAO();
Post p = pm.selectById(postId);
if (fromUserId == SystemGlobals.getIntValue(ConfigKeys.ANONYMOUS_USER_ID)) {
this.error("Karma.anonymousIsDenied", p);
return;
}
if (p.getUserId() == fromUserId) {
this.error("Karma.cannotSelfVote", p);
return;
}
KarmaDAO km = DataAccessDriver.getInstance().newKarmaDAO();
if (!km.userCanAddKarma(fromUserId, postId)) {
this.error("Karma.alreadyVoted", p);
return;
}
// Check range
int points = this.request.getIntParameter("points");
if (points < SystemGlobals.getIntValue(ConfigKeys.KARMA_MIN_POINTS)
|| points > SystemGlobals.getIntValue(ConfigKeys.KARMA_MAX_POINTS)) {
this.error("Karma.invalidRange", p);
return;
}
Karma karma = new Karma();
karma.setFromUserId(fromUserId);
karma.setPostUserId(p.getUserId());
karma.setPostId(postId);
karma.setTopicId(p.getTopicId());
karma.setPoints(points);
km.addKarma(karma);
p.setKarma(new KarmaStatus(p.getId(), points));
if (SystemGlobals.getBoolValue(ConfigKeys.POSTS_CACHE_ENABLED)) {
PostRepository.update(p.getTopicId(), PostCommon.preparePostForDisplay(p));
}
JForumExecutionContext.setRedirect(this.urlToTopic(p));
}
private void error(String message, Post p)
{
this.setTemplateName(TemplateKeys.KARMA_ERROR);
if (p != null) {
this.context.put("message", I18n.getMessage(message, new String[] { this.urlToTopic(p) }));
}
else {
this.context.put("message", I18n.getMessage(message));
}
}
private String urlToTopic(Post p)
{
return JForumExecutionContext.getRequest().getContextPath() + "/posts/list/"
+ ViewCommon.getStartPage()
+ "/" + p.getTopicId()
+ SystemGlobals.getValue(ConfigKeys.SERVLET_EXTENSION)
+ "#" + p.getId();
}
/**
* @see net.jforum.Command#list()
*/
public void list()
{
this.setTemplateName(TemplateKeys.KARMA_LIST);
this.context.put("message", I18n.getMessage("invalidAction"));
}
}