2 * Copyright (C) 2001, 2002 The Mir-coders group
4 * This file is part of Mir.
6 * Mir is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
11 * Mir is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with Mir; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
20 * In addition, as a special exception, The Mir-coders gives permission to link
21 * the code of this program with any library licensed under the Apache Software License,
22 * The Sun (tm) Java Advanced Imaging library (JAI), The Sun JIMI library
23 * (or with modified versions of the above that use the same license as the above),
24 * and distribute linked combinations including the two. You must obey the
25 * GNU General Public License in all respects for all of the code used other than
26 * the above mentioned libraries. If you modify this file, you may extend this
27 * exception to your version of the file, but you are not obligated to do so.
28 * If you do not wish to do so, delete this exception statement from your version.
31 package mircoders.servlet;
33 import java.util.HashMap;
34 import java.util.Iterator;
35 import java.util.List;
36 import java.util.Locale;
39 import javax.servlet.http.HttpServletRequest;
40 import javax.servlet.http.HttpServletResponse;
42 import mir.entity.adapter.EntityAdapterModel;
43 import mir.entity.adapter.EntityIteratorAdapter;
44 import mir.log.LoggerWrapper;
45 import mir.servlet.ServletModule;
46 import mir.servlet.ServletModuleExc;
47 import mir.servlet.ServletModuleFailure;
48 import mir.servlet.ServletModuleUserExc;
49 import mir.util.CachingRewindableIterator;
50 import mir.util.HTTPRequestParser;
51 import mir.util.JDBCStringRoutines;
52 import mir.util.SQLQueryBuilder;
53 import mir.util.URLBuilder;
54 import mircoders.entity.EntityComment;
55 import mircoders.global.MirGlobal;
56 import mircoders.module.ModuleComment;
57 import mircoders.module.ModuleContent;
58 import mircoders.storage.DatabaseComment;
59 import mircoders.storage.DatabaseContent;
62 * ServletModuleComment - controls navigation for Comments
65 * @author the mir-coders
68 public class ServletModuleComment extends ServletModule
70 private ModuleContent moduleContent;
72 private static ServletModuleComment instance = new ServletModuleComment();
73 public static ServletModule getInstance() { return instance; }
75 private ServletModuleComment() {
76 logger = new LoggerWrapper("ServletModule.Comment");
78 mainModule = new ModuleComment(DatabaseComment.getInstance());
79 moduleContent = new ModuleContent(DatabaseContent.getInstance());
82 logger.error("servletmodule comment could not be initialized:" + e.getMessage());
86 public void delete(HttpServletRequest aRequest, HttpServletResponse aResponse) throws ServletModuleExc, ServletModuleUserExc, ServletModuleFailure {
88 MirGlobal.accessControl().general().assertMayDeleteComments(ServletHelper.getUser(aRequest));
90 super.delete(aRequest, aResponse);
93 throw new ServletModuleFailure(t);
97 public void edit(HttpServletRequest aRequest, HttpServletResponse aResponse) throws ServletModuleExc
99 String idParam = aRequest.getParameter("id");
102 throw new ServletModuleExc("Invalid call: id not supplied ");
104 editObject(aRequest, aResponse, idParam);
107 public void editObject(HttpServletRequest aRequest, HttpServletResponse aResponse, String anId) throws ServletModuleExc {
109 HTTPRequestParser requestParser = new HTTPRequestParser(aRequest);
110 Map responseData = ServletHelper.makeGenerationData(aRequest, aResponse, new Locale[] {getLocale(aRequest), getFallbackLocale(aRequest)});
111 EntityAdapterModel model = MirGlobal.localizer().dataModel().adapterModel();
113 URLBuilder urlBuilder = new URLBuilder();
115 urlBuilder.setValue("module", "Comment");
116 urlBuilder.setValue("do", "edit");
117 urlBuilder.setValue("id", anId);
118 urlBuilder.setValue("returnurl", requestParser.getParameter("returnurl"));
121 responseData.put("new", Boolean.FALSE);
122 comment = model.makeEntityAdapter("comment", mainModule.getById(anId));
125 List fields = DatabaseComment.getInstance().getFields();
126 responseData.put("new", Boolean.TRUE);
127 comment = new HashMap();
128 Iterator i = fields.iterator();
129 while (i.hasNext()) {
130 comment.put(i.next(), null);
133 responseData.put("comment", comment);
135 responseData.put("returnurl", requestParser.getParameter("returnurl"));
136 responseData.put("thisurl", urlBuilder.getQuery());
138 ServletHelper.generateResponse(aResponse.getWriter(), responseData, editGenerator);
140 catch (Throwable e) {
141 throw new ServletModuleFailure(e);
145 public void attach(HttpServletRequest aRequest, HttpServletResponse aResponse) throws ServletModuleExc
147 String mediaIdParam = aRequest.getParameter("mid");
148 String commentId = aRequest.getParameter("commentid");
150 if (commentId == null || mediaIdParam==null) throw new ServletModuleExc("smod comment :: attach :: commentid/mid missing");
153 EntityComment comment = (EntityComment) mainModule.getById(commentId);
154 comment.attach(mediaIdParam);
157 throw new ServletModuleFailure(e);
160 logAdminUsage(aRequest, commentId, "media " + mediaIdParam + " attached");
162 editObject(aRequest, aResponse, commentId);
165 public void dettach(HttpServletRequest aRequest, HttpServletResponse aResponse) throws ServletModuleExc
167 String commentId = aRequest.getParameter("commentid");
168 String midParam = aRequest.getParameter("mid");
169 if (commentId == null)
170 throw new ServletModuleExc("smod comment :: dettach :: commentid missing");
171 if (midParam == null)
172 throw new ServletModuleExc("smod comment :: dettach :: mid missing");
175 EntityComment comment = (EntityComment)mainModule.getById(commentId);
176 comment.dettach(commentId, midParam);
179 throw new ServletModuleFailure(e);
182 logAdminUsage(aRequest, commentId, "media " + midParam + " deattached");
184 editObject(aRequest, aResponse, commentId);
188 public void list(HttpServletRequest aRequest, HttpServletResponse aResponse) throws ServletModuleExc
190 HTTPRequestParser requestParser = new HTTPRequestParser(aRequest);
192 String where = requestParser.getParameter("where");
193 String order = requestParser.getParameterWithDefault("order", "webdb_create desc");
194 int offset = requestParser.getIntegerWithDefault("offset", 0);
196 returnList(aRequest, aResponse, where, order, offset);
199 public void search(HttpServletRequest aRequest, HttpServletResponse aResponse) throws ServletModuleExc
201 HTTPRequestParser requestParser = new HTTPRequestParser(aRequest);
202 SQLQueryBuilder queryBuilder = new SQLQueryBuilder();
204 String queryField = "";
205 String searchField = requestParser.getParameter("searchfield");
206 String searchText = requestParser.getParameter("searchtext");
207 String searchIsPublished = requestParser.getParameter("searchispublished");
208 String searchStatus = requestParser.getParameter("searchstatus");
209 String searchOrder = requestParser.getParameter("searchorder");
211 if (searchIsPublished.equals("0")) {
212 queryBuilder.appendAndCondition("is_published='f'");
214 else if (searchIsPublished.equals("1")) {
215 queryBuilder.appendAndCondition("is_published='t'");
218 if (searchText.length()>0) {
219 queryBuilder.appendAndCondition(
220 "lower("+ searchField + ") like " +
221 "'%" + JDBCStringRoutines.escapeStringLiteral(searchText.toLowerCase()) + "%'");
224 if (searchStatus.length()>0) {
225 queryBuilder.appendAndCondition("to_comment_status="+Integer.parseInt(searchStatus));
228 if (searchOrder.length()>0) {
229 if (searchOrder.equals("datedesc"))
230 queryBuilder.appendDescendingOrder("webdb_create");
231 else if (searchOrder.equals("dateasc"))
232 queryBuilder.appendAscendingOrder("webdb_create");
233 else if (searchOrder.equals("articletitle"))
234 queryBuilder.appendAscendingOrder("(select content.title from content where content.id = comment.to_media)");
235 else if (searchOrder.equals("creator"))
236 queryBuilder.appendDescendingOrder("creator");
239 returnList(aRequest, aResponse, queryBuilder.getWhereClause(), queryBuilder.getOrderByClause(), 0);
242 public void articlecomments(HttpServletRequest aRequest, HttpServletResponse aResponse) throws ServletModuleExc
244 String articleIdString = aRequest.getParameter("articleid");
248 articleId = Integer.parseInt(articleIdString);
250 returnList( aRequest, aResponse, "to_media="+articleId, "webdb_create desc", 0);
252 catch (Throwable e) {
253 throw new ServletModuleFailure(e);
257 public void returnList(HttpServletRequest aRequest, HttpServletResponse aResponse,
258 String aWhereClause, String anOrderByClause, int anOffset) throws ServletModuleExc {
260 HTTPRequestParser requestParser = new HTTPRequestParser(aRequest);
261 URLBuilder urlBuilder = new URLBuilder();
262 EntityAdapterModel model;
266 Map responseData = ServletHelper.makeGenerationData(aRequest, aResponse, new Locale[] { getLocale(aRequest), getFallbackLocale(aRequest)});
267 model = MirGlobal.localizer().dataModel().adapterModel();
270 new CachingRewindableIterator(
271 new EntityIteratorAdapter( aWhereClause, anOrderByClause, nrEntitiesPerListPage,
272 MirGlobal.localizer().dataModel().adapterModel(), "comment", nrEntitiesPerListPage, anOffset)
275 responseData.put("nexturl", null);
276 responseData.put("prevurl", null);
278 count=mainModule.getSize(aWhereClause);
280 urlBuilder.setValue("module", "Comment");
281 urlBuilder.setValue("do", "list");
282 urlBuilder.setValue("where", aWhereClause);
283 urlBuilder.setValue("order", anOrderByClause);
285 urlBuilder.setValue("searchfield", requestParser.getParameter("searchfield"));
286 urlBuilder.setValue("searchtext", requestParser.getParameter("searchtext"));
287 urlBuilder.setValue("searchispublished", requestParser.getParameter("searchispublished"));
288 urlBuilder.setValue("searchstatus", requestParser.getParameter("searchstatus"));
289 urlBuilder.setValue("searchorder", requestParser.getParameter("searchorder"));
291 responseData.put("searchfield", requestParser.getParameter("searchfield"));
292 responseData.put("searchtext", requestParser.getParameter("searchtext"));
293 responseData.put("searchispublished", requestParser.getParameter("searchispublished"));
294 responseData.put("searchstatus", requestParser.getParameter("searchstatus"));
295 responseData.put("searchorder", requestParser.getParameter("searchorder"));
297 urlBuilder.setValue("offset", anOffset);
298 responseData.put("offset" , new Integer(anOffset).toString());
299 responseData.put("thisurl" , urlBuilder.getQuery());
301 if (count>=anOffset+nrEntitiesPerListPage) {
302 urlBuilder.setValue("offset", anOffset + nrEntitiesPerListPage);
303 responseData.put("nexturl" , urlBuilder.getQuery());
307 urlBuilder.setValue("offset", Math.max(anOffset - nrEntitiesPerListPage, 0));
308 responseData.put("prevurl" , urlBuilder.getQuery());
311 responseData.put("comments", commentList);
312 responseData.put("from" , Integer.toString(anOffset+1));
313 responseData.put("count", Integer.toString(count));
314 responseData.put("to", Integer.toString(Math.min(anOffset+nrEntitiesPerListPage, count)));
316 ServletHelper.generateResponse(aResponse.getWriter(), responseData, listGenerator);
318 catch (Throwable e) {
319 throw new ServletModuleFailure(e);
323 public void update(HttpServletRequest aRequest, HttpServletResponse aResponse) throws ServletModuleExc
326 HTTPRequestParser requestParser = new HTTPRequestParser(aRequest);
328 String returnUrl = requestParser.getParameter("returnurl");
330 String idParam = aRequest.getParameter("id");
332 throw new ServletModuleExc("Wrong call: (id) is missing");
334 Map withValues = getIntersectingValues(aRequest, DatabaseComment.getInstance());
336 String content_id = aRequest.getParameter("id");
338 if (!withValues.containsKey("is_published"))
339 withValues.put("is_published","0");
340 if (!withValues.containsKey("is_html"))
341 withValues.put("is_html","0");
343 String webdbCreate = (String) withValues.get("webdb_create");
344 if (webdbCreate==null || webdbCreate.trim().length()==0)
345 withValues.remove("webdb_create");
347 String id = mainModule.set(withValues);
349 logAdminUsage(aRequest, id, "object modified");
351 if (returnUrl!=null){
352 redirect(aResponse, returnUrl);
355 editObject(aRequest, aResponse, idParam);
357 catch (Throwable e) {
358 throw new ServletModuleFailure(e);