jforum的源代码和物理结构

/* * 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 * * This file creation date: May 3, 2003 / 5:05:18 PM * The JForum Project * http://www.jforum.net */ package net.jforum.view.forum; import java.io.File; import java.io.FileInputStream; import java.io.IOException; import java.io.OutputStream; import java.text.SimpleDateFormat; import java.util.Collections; import java.util.Date; import java.util.HashMap; import java.util.Iterator; import java.util.List; import java.util.Map; import net.jforum.Command; import net.jforum.JForumExecutionContext; import net.jforum.SessionFacade; import net.jforum.context.RequestContext; import net.jforum.dao.AttachmentDAO; import net.jforum.dao.DataAccessDriver; import net.jforum.dao.ForumDAO; import net.jforum.dao.KarmaDAO; import net.jforum.dao.PollDAO; import net.jforum.dao.PostDAO; import net.jforum.dao.TopicDAO; import net.jforum.dao.UserDAO; import net.jforum.entities.Attachment; import net.jforum.entities.Forum; import net.jforum.entities.ModerationLog; import net.jforum.entities.Poll; import net.jforum.entities.PollChanges; import net.jforum.entities.Post; import net.jforum.entities.QuotaLimit; import net.jforum.entities.Topic; import net.jforum.entities.User; import net.jforum.entities.UserSession; import net.jforum.exceptions.AttachmentException; import net.jforum.exceptions.ForumException; import net.jforum.repository.ForumRepository; import net.jforum.repository.PostRepository; import net.jforum.repository.RankingRepository; import net.jforum.repository.SecurityRepository; import net.jforum.repository.SmiliesRepository; import net.jforum.repository.TopicRepository; import net.jforum.security.PermissionControl; 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.AttachmentCommon; import net.jforum.view.forum.common.ForumCommon; import net.jforum.view.forum.common.PollCommon; import net.jforum.view.forum.common.PostCommon; import net.jforum.view.forum.common.TopicsCommon; import net.jforum.view.forum.common.ViewCommon; import org.apache.commons.lang.StringUtils; import freemarker.template.SimpleHash; /** * @author Rafael Steil * @version $Id: PostAction.java,v 1.198 2007/09/27 04:47:19 rafaelsteil Exp $ */ public class PostAction extends Command { public PostAction() { } public PostAction(RequestContext request, SimpleHash templateContext) { super.context = templateContext; super.request = request; } public void list() { PostDAO postDao = DataAccessDriver.getInstance().newPostDAO(); PollDAO pollDao = DataAccessDriver.getInstance().newPollDAO(); TopicDAO topicDao = DataAccessDriver.getInstance().newTopicDAO(); UserSession us = SessionFacade.getUserSession(); int anonymousUser = SystemGlobals.getIntValue(ConfigKeys.ANONYMOUS_USER_ID); boolean logged = SessionFacade.isLogged(); int topicId = this.request.getIntParameter("topic_id"); Topic topic = TopicRepository.getTopic(new Topic(topicId)); if (topic == null) { topic = topicDao.selectById(topicId); } // The topic exists? if (topic.getId() == 0) { this.topicNotFound(); return; } // Shall we proceed? Forum forum = ForumRepository.getForum(topic.getForumId()); if (!logged) { if (forum == null || !ForumRepository.isCategoryAccessible(forum.getCategoryId())) { this.setTemplateName(ViewCommon.contextToLogin()); return; } } else if (!TopicsCommon.isTopicAccessible(topic.getForumId())) { return; } int count = SystemGlobals.getIntValue(ConfigKeys.POSTS_PER_PAGE); int start = ViewCommon.getStartPage(); PermissionControl pc = SecurityRepository.get(us.getUserId()); boolean moderatorCanEdit = false; if (pc.canAccess(SecurityConstants.PERM_MODERATION_POST_EDIT)) { moderatorCanEdit = true; } List helperList = PostCommon.topicPosts(postDao, moderatorCanEdit, us.getUserId(), topic.getId(), start, count); // Ugly assumption: // Is moderation pending for the topic? if (topic.isModerated() && helperList.size() == 0) { this.notModeratedYet(); return; } // Set the topic status as read if (logged) { topicDao.updateReadStatus(topic.getId(), us.getUserId(), true); } boolean canVoteOnPoll = logged && SecurityRepository.canAccess(SecurityConstants.PERM_VOTE); Poll poll = null; if (topic.isVote()) { // It has a poll associated with the topic poll = pollDao.selectById(topic.getVoteId()); if (canVoteOnPoll) { canVoteOnPoll = !pollDao.hasUserVotedOnPoll(topic.getVoteId(), us.getUserId()); } } topicDao.incrementTotalViews(topic.getId()); topic.setTotalViews(topic.getTotalViews() + 1); if (us.getUserId() != anonymousUser) { SessionFacade.getTopicsReadTime().put(new Integer(topic.getId()), new Long(System.currentTimeMillis())); } boolean karmaEnabled = SecurityRepository.canAccess(SecurityConstants.PERM_KARMA_ENABLED); Map userVotes = new HashMap(); if (logged && karmaEnabled) { userVotes = DataAccessDriver.getInstance().newKarmaDAO().getUserVotes(topic.getId(), us.getUserId()); } this.setTemplateName(TemplateKeys.POSTS_LIST); this.context.put("attachmentsEnabled", pc.canAccess( SecurityConstants.PERM_ATTACHMENTS_ENABLED, Integer.toString(topic.getForumId()))); this.context.put("canDownloadAttachments", pc.canAccess( SecurityConstants.PERM_ATTACHMENTS_DOWNLOAD)); this.context.put("thumbShowBox", SystemGlobals.getBoolValue(ConfigKeys.ATTACHMENTS_IMAGES_THUMB_BOX_SHOW)); this.context.put("am", new AttachmentCommon(this.request, topic.getForumId())); this.context.put("karmaVotes", userVotes); this.context.put("rssEnabled", SystemGlobals.getBoolValue(ConfigKeys.RSS_ENABLED)); this.context.put("canRemove", pc.canAccess(SecurityConstants.PERM_MODERATION_POST_REMOVE)); this.context.put("moderatorCanEdit", moderatorCanEdit); this.context.put("allCategories", ForumCommon.getAllCategoriesAndForums(false)); this.context.put("topic", topic); this.context.put("poll", poll); this.context.put("canVoteOnPoll", canVoteOnPoll); this.context.put("rank", new RankingRepository()); this.context.put("posts", helperList); this.context.put("forum", forum); this.context.put("karmaMin", new Integer(SystemGlobals.getValue(ConfigKeys.KAR