addmessageaction.java

来自「jGossip是一个简单而功能强大的Java论坛软件（消息板）」· Java 代码 · 共 276 行

/*
 * $$Id: AddMessageAction.java,v 1.31 2004/06/16 13:21:43 bel70 Exp $$
 *
 * ***** BEGIN LICENSE BLOCK *****
 * The contents of this file are subject to the Mozilla Public License
 * Version 1.1 (the "License"); you may not use this file except in
 * compliance with the License. You may obtain a copy of the License
 * at http://www.mozilla.org/MPL/
 *
 * Software distributed under the License is distributed on an "AS IS"
 * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
 * the License for the specific language governing rights and
 * limitations under the License.
 *
 * The Original Code is JGossip forum code.
 *
 * The Initial Developer of the Original Code is the JResearch, Org.
 * Portions created by the Initial Developer are Copyright (C) 2004
 * the Initial Developer. All Rights Reserved.
 *
 * Contributor(s):
 *              Dmitry Belov <[e-mail]>
 *
 * ***** END LICENSE BLOCK ***** */
/*
 * Created on Sep 20, 2003
 *
 */
package org.jresearch.gossip.actions.message;

import org.apache.struts.action.ActionError;
import org.apache.struts.action.ActionErrors;
import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionMapping;
import org.apache.struts.util.MessageResources;

import org.jresearch.gossip.IConst;
import org.jresearch.gossip.actions.BaseAction;
import org.jresearch.gossip.beans.forum.Forum;
import org.jresearch.gossip.beans.subscription.Subscriber;
import org.jresearch.gossip.beans.user.User;
import org.jresearch.gossip.configuration.Configurator;
import org.jresearch.gossip.dao.ForumDAO;
import org.jresearch.gossip.dao.UserDAO;
import org.jresearch.gossip.exception.SystemException;
import org.jresearch.gossip.forms.MessageForm;
import org.jresearch.gossip.mail.MailMessage;
import org.jresearch.gossip.mail.MailQueue;
import org.jresearch.gossip.util.HtmlCodec;
import org.jresearch.gossip.util.MessageProcessor;

import java.sql.SQLException;

import java.util.ArrayList;
import java.util.Date;
import java.util.HashMap;
import java.util.Iterator;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;


/**
 * DOCUMENT ME!
 *
 * @author Bel
 */
public class AddMessageAction extends BaseAction {
    /**
     * DOCUMENT ME!
     *
     * @param mapping DOCUMENT ME!
     * @param form DOCUMENT ME!
     * @param request DOCUMENT ME!
     * @param response DOCUMENT ME!
     *
     * @return DOCUMENT ME!
     */
    public ActionForward process(ActionMapping mapping, ActionForm form,
        HttpServletRequest request, HttpServletResponse response)
        throws SystemException {
        HttpSession session = request.getSession();
        MessageResources messages = getResources(request);
        MessageForm messageForm = (MessageForm) form;
        User user = (User) session.getAttribute(IConst.SESSION.USER_KEY);
        ForumDAO dao = ForumDAO.getInstance();
        UserDAO userdao = UserDAO.getInstance();
        ActionErrors errors = new ActionErrors();
        StringBuffer forward = new StringBuffer();
        Configurator config = Configurator.getInstance();

        if ((user.getStatus() > 0)) {
            messageForm.setEmail(user.getInfo().getEmail());
            messageForm.setName(user.getName());
        } else { //validation if user is not registered yet

            if (messageForm.getName().trim().equals("")) {
                errors.add(ActionErrors.GLOBAL_ERROR,
                    new ActionError("errors.ERR20"));
            }

            if (messageForm.getEmail().trim().equals("")) {
                errors.add(ActionErrors.GLOBAL_ERROR,
                    new ActionError("errors.ERR19"));
            }
        }

        //		Report any errors we have discovered back to the original form
        if (!errors.isEmpty()) {
            saveErrors(request, errors);

            return (mapping.getInputForward());
        }

        try {
            dao.setDataSource(getDataSource(request));

            boolean announce = false;
            boolean isUserMod = dao.checkMod(Integer.parseInt(
                        messageForm.getFid()), user);
            Forum currForum = dao.getForumInfo(Integer.parseInt(
                        messageForm.getFid()));

            //			check access rights if forum invisible
            if ((currForum.getLocked() == IConst.Forum.STATUS_INVISIBLE) &&
                    (user.getStatus() < Integer.parseInt(
                        Configurator.getInstance().get(IConst.CONFIG.INVADER1)))) {
                return (mapping.findForward("jgossip-denied"));
            }

            //			check access rights if forum topics are locked
            if (((currForum.getLocked() ==IConst.Forum.STATUS_TOPICS_LOCKED) && messageForm.getTid().equals("")) &&
                    (!isUserMod)) {
                return (mapping.findForward("jgossip-denied"));
            }

            // insert new thread if it is necessary
            if (messageForm.getTid().equals("")) {
                messageForm.setTid(dao.insertNewThread(messageForm.getFid()));

                announce = ((dao.isUserMod(user.getName()) ||
                    (user.getStatus() > 7)) &&
                    IConst.VALUES.TRUE.equals(messageForm.getAnnounce()));
            }

            // check user access rights if current topic or completely forum is locked
            if ((dao.getThreadInfo(Integer.parseInt(messageForm.getTid()))
                        .getLocked()==IConst.Topic.STATUS_LOCKED||currForum.getLocked() == IConst.Forum.STATUS_COMPLETELY_LOCKED) && (!isUserMod)) {
                return (mapping.findForward("jgossip-denied"));
            }

            // mark username for not registered users
            if (user.getStatus() == 0) {
                messageForm.setName("<" + messageForm.getName() + ">");
            }

            int mid = dao.addMessage(messageForm, request.getRemoteAddr(),
                    announce);

            forward.append("/ShowMessage.do?fid=");
            forward.append(messageForm.getFid());
            forward.append("&tid=");
            forward.append(messageForm.getTid());
            forward.append("&mid=");
            forward.append(mid);

            log(request, "logs.LOG5",
                messageForm.getTid() + " fid=" + messageForm.getFid());

            //			e-mail all the subscribors of this thread...
            ArrayList subscrbe = dao.getSubscribersList(messageForm.getTid(),
                    messageForm.getName());

            if (subscrbe.size() > 0) {
                StringBuffer siteUrl = new StringBuffer();
                siteUrl.append(request.getServerName());
                siteUrl.append(":");
                siteUrl.append(request.getServerPort());
                siteUrl.append("/");
                siteUrl.append(request.getContextPath());
                siteUrl.append(config.get(IConst.CONFIG.MODULE_PREFIX));
                siteUrl.append("/");

                String tSubj = dao.getThreadSubject(messageForm.getTid());
                MessageProcessor mp = MessageProcessor.getInstance();
                String mess = mp.prepareMessage(HtmlCodec.encode(
                            messageForm.getText()), 0, messages);

                /*
                * {0} - subsriber's login
                * {1} - site url
                * {2} - show message url
                * {3} - topic title
                * {4} - new message text
                * {5} - new message sender
                * {6} - site name
                 */
                Object[] messArgs = new Object[] {
                        "", siteUrl.toString(), forward.toString(), tSubj,
                        mp.nl2br(mess), HtmlCodec.encode(messageForm.getName()),
                        config.get(IConst.CONFIG.SITE_NAME)
                    };
                MailQueue queue = (MailQueue) session.getServletContext()
                                                     .getAttribute(IConst.CONTEXT.MAIL_QUEUE);

                Iterator it = subscrbe.iterator();

                while (it.hasNext()) {
                    Subscriber s = (Subscriber) it.next();
                    messArgs[0] = HtmlCodec.encode(s.getName());

                    queue.push(new MailMessage(messages.getMessage(
                                "mails.NEW_MESSAGE", messArgs),
                            messages.getMessage("mails.NEW_MESSAGE_SUBJ"),
                            config.get(IConst.CONFIG.ADMINMAIL),
                            messages.getMessage("mails.FORUM_ADMIN"),
                            s.getEmail(), s.getName()));
                }
            }

            //subscribe user to e-mail from this thread...
            if (IConst.VALUES.TRUE.equals(messageForm.getSubscribe())) {
                dao.subscribe(messageForm.getTid(), messageForm.getEmail(),
                    messageForm.getName());
            }

            session.removeAttribute(IConst.REQUEST.CURR_THREAD);

            //update user status 
            if ((user.getStatus() > 0) && (user.getStatus() < 5)) {
                int newStatus = 0;
                int messCount = dao.getMessCount(messageForm.getName());

                if (messCount < Integer.parseInt(config.get("user.FOR_STATUS_2"))) {
                    newStatus = 1;
                } else if (messCount < Integer.parseInt(config.get(
                                "user.FOR_STATUS_3"))) {
                    newStatus = 2;
                } else if (messCount < Integer.parseInt(config.get(
                                "user.FOR_STATUS_4"))) {
                    newStatus = 3;
                } else if (messCount < Integer.parseInt(config.get(
                                "user.FOR_STATUS_5"))) {
                    newStatus = 4;
                } else {
                    newStatus = 5;
                }

                if (newStatus > user.getStatus()) {
                    user.setStatus(newStatus);
                    session.setAttribute(IConst.SESSION.USER_KEY, user);
                    log(request, "logs.LOG25", Integer.toString(newStatus));
                    userdao.setDataSource(getDataSource(request));
                    userdao.setUserStatus(user.getName(), newStatus);
                }

                // set(update) last visit date for this thread
                HashMap last_intime = (HashMap) session.getAttribute(IConst.SESSION.LAST_INTIME);

                if (last_intime.containsKey(messageForm.getTid())) {
                    last_intime.remove(messageForm.getTid());
                }

                last_intime.put(messageForm.getTid(), new Date());
            }
        } catch (SQLException sqle) {
            getServlet().log("Connection.process", sqle);
            throw new SystemException(sqle);
        }

        return (new ActionForward(forward.toString(), true));
    }
}