jforum example source code file (AjaxAction.java)

This example jforum source code file (AjaxAction.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" ^TM.

Java - jforum tags/keywords

exception, exception, jforum, moderationhelper, post, post, postdao, spammer, string, string, test, testspammer, testspammer, user, util

The jforum AjaxAction.java source code

/*
 * 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 09/08/2007 09:31:17
 * 
 * The JForum Project
 * http://www.jforum.net
 */
package net.jforum.view.forum;

import java.util.ArrayList;
import java.util.Date;
import java.util.List;

import net.jforum.Command;
import net.jforum.SessionFacade;
import net.jforum.dao.DataAccessDriver;
import net.jforum.dao.PostDAO;
import net.jforum.entities.ModerationLog;
import net.jforum.entities.Post;
import net.jforum.entities.User;
import net.jforum.repository.PostRepository;
import net.jforum.repository.SecurityRepository;
import net.jforum.search.LuceneManager;
import net.jforum.search.SearchFacade;
import net.jforum.security.SecurityConstants;
import net.jforum.util.SafeHtml;
import net.jforum.util.mail.Spammer;
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 org.apache.commons.lang.StringEscapeUtils;
import org.apache.log4j.Logger;
import org.apache.lucene.document.Document;

import freemarker.template.SimpleHash;

/**
 * @author Rafael Steil
 * @version $Id: AjaxAction.java,v 1.7 2007/09/21 15:54:31 rafaelsteil Exp $
 */
public class AjaxAction extends Command
{
	private static Logger logger = Logger.getLogger(AjaxAction.class);
	
	/**
	 * Sends a test message
	 * @param sender The sender's email address
	 * @param host the smtp host
	 * @param auth if need authorization or not
	 * @param username the smtp server username, if auth is needed
	 * @param password the smtp server password, if auth is needed
	 * @param to the recipient
	 * @return The status message
	 */
	public void sendTestMail()
	{
		String sender = this.request.getParameter("sender");
		String host = this.request.getParameter("host");
		String port = this.request.getParameter("port");
		String auth = this.request.getParameter("auth");
		String ssl = this.request.getParameter("ssl");
		String username = this.request.getParameter("username");
		String password = this.request.getParameter("password");
		String to = this.request.getParameter("to");
		
		// Save the current values
		String originalHost = SystemGlobals.getValue(ConfigKeys.MAIL_SMTP_HOST);
		String originalAuth = SystemGlobals.getValue(ConfigKeys.MAIL_SMTP_AUTH);
		String originalUsername = SystemGlobals.getValue(ConfigKeys.MAIL_SMTP_USERNAME);
		String originalPassword = SystemGlobals.getValue(ConfigKeys.MAIL_SMTP_PASSWORD);
		String originalSender = SystemGlobals.getValue(ConfigKeys.MAIL_SENDER);
		String originalSSL = SystemGlobals.getValue(ConfigKeys.MAIL_SMTP_SSL);
		String originalPort = SystemGlobals.getValue(ConfigKeys.MAIL_SMTP_PORT);
		
		// Now put the new ones
		SystemGlobals.setValue(ConfigKeys.MAIL_SMTP_HOST, host);
		SystemGlobals.setValue(ConfigKeys.MAIL_SMTP_AUTH, auth);
		SystemGlobals.setValue(ConfigKeys.MAIL_SMTP_USERNAME, username);
		SystemGlobals.setValue(ConfigKeys.MAIL_SMTP_PASSWORD, password);
		SystemGlobals.setValue(ConfigKeys.MAIL_SENDER, sender);
		SystemGlobals.setValue(ConfigKeys.MAIL_SMTP_SSL, ssl);
		SystemGlobals.setValue(ConfigKeys.MAIL_SMTP_PORT, port);
		
		String status = "OK";
		
		// Send the test mail
		class TestSpammer extends Spammer {
			public TestSpammer(String to) {
				List l = new ArrayList();
				
				User user = new User();
				user.setEmail(to);
				
				l.add(user);
				
				this.setUsers(l);
				
				this.setTemplateParams(new SimpleHash());
				this.prepareMessage("JForum Test Mail", null);
			}
			
			protected String processTemplate() throws Exception {
				return ("Test mail from JForum Admin Panel. Sent at " + new Date());
			}
			
			protected void createTemplate(String messageFile) throws Exception {}
		}
		
		Spammer s = new TestSpammer(to);
		
		try {
			s.dispatchMessages();
		}
		catch (Exception e) {
			status = StringEscapeUtils.escapeJavaScript(e.toString());
			logger.error(e.toString(), e);
		}
		finally {
			// Restore the original values
			SystemGlobals.setValue(ConfigKeys.MAIL_SMTP_HOST, originalHost);
			SystemGlobals.setValue(ConfigKeys.MAIL_SMTP_AUTH, originalAuth);
			SystemGlobals.setValue(ConfigKeys.MAIL_SMTP_USERNAME, originalUsername);
			SystemGlobals.setValue(ConfigKeys.MAIL_SMTP_PASSWORD, originalPassword);
			SystemGlobals.setValue(ConfigKeys.MAIL_SENDER, originalSender);
			SystemGlobals.setValue(ConfigKeys.MAIL_SMTP_SSL, originalSSL);
			SystemGlobals.setValue(ConfigKeys.MAIL_SMTP_PORT, originalPort);
		}
		
		this.setTemplateName(TemplateKeys.AJAX_TEST_MAIL);
		this.context.put("status", status);
	}
	
	public void isPostIndexed()
	{
		int postId = this.request.getIntParameter("post_id");

		this.setTemplateName(TemplateKeys.AJAX_IS_POST_INDEXED);
		
		LuceneManager manager = (LuceneManager)SearchFacade.manager();
		Document doc = manager.luceneSearch().findDocumentByPostId(postId);
		
		this.context.put("doc", doc);
	}
	
	public void loadPostContents()
	{
		int postId = this.request.getIntParameter("id");
		PostDAO dao = DataAccessDriver.getInstance().newPostDAO();
		Post post = dao.selectById(postId);
		this.setTemplateName(TemplateKeys.AJAX_LOAD_POST);
		this.context.put("post", post);
	}
	
	public void savePost()
	{
		PostDAO postDao = DataAccessDriver.getInstance().newPostDAO();
		Post post = postDao.selectById(this.request.getIntParameter("id"));
		
		String originalMessage = post.getText();
		
		if (!PostCommon.canEditPost(post)) {
			post = PostCommon.preparePostForDisplay(post);
		}
		else {
			post.setText(this.request.getParameter("value"));
			postDao.update(post);
			SearchFacade.update(post);
			post = PostCommon.preparePostForDisplay(post);
		}
		
		boolean isModerator = SecurityRepository.canAccess(SecurityConstants.PERM_MODERATION_POST_EDIT);
		
		if (SystemGlobals.getBoolValue(ConfigKeys.MODERATION_LOGGING_ENABLED)
				&& isModerator && post.getUserId() != SessionFacade.getUserSession().getUserId()) {
			ModerationHelper helper = new ModerationHelper();
			
			this.request.addParameter("log_original_message", originalMessage);
			this.request.addParameter("post_id", String.valueOf(post.getId()));
			this.request.addParameter("topic_id", String.valueOf(post.getTopicId()));
			
			ModerationLog log = helper.buildModerationLogFromRequest();
			log.getPosterUser().setId(post.getUserId());
			
			helper.saveModerationLog(log);
		}
		
		if (SystemGlobals.getBoolValue(ConfigKeys.POSTS_CACHE_ENABLED)) {
			PostRepository.update(post.getTopicId(), PostCommon.preparePostForDisplay(post));
		}
		
		this.setTemplateName(TemplateKeys.AJAX_LOAD_POST);
		this.context.put("post", post);
	}
	
	public void previewPost()
	{
		Post post = new Post();
		
		post.setText(this.request.getParameter("text"));
		post.setSubject(this.request.getParameter("subject"));
		post.setHtmlEnabled("true".equals(this.request.getParameter("html")));
		post.setBbCodeEnabled("true".equals(this.request.getParameter("bbcode")));
		post.setSmiliesEnabled("true".equals(this.request.getParameter("smilies")));
		
		if (post.isHtmlEnabled()) {
			post.setText(new SafeHtml().makeSafe(post.getText()));
		}
		
		post = PostCommon.preparePostForDisplay(post);
		post.setSubject(StringEscapeUtils.escapeJavaScript(post.getSubject()));
		post.setText(StringEscapeUtils.escapeJavaScript(post.getText()));

		this.setTemplateName(TemplateKeys.AJAX_PREVIEW_POST);
		this.context.put("post", post);
	}
	
	/**
	 * @see net.jforum.Command#list()
	 */
	public void list()
	{
		this.ignoreAction();
	}
}