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.io.InputStream;
34 import java.util.HashMap;
35 import java.util.Iterator;
36 import java.util.List;
37 import java.util.Locale;
39 import java.util.Vector;
41 import javax.servlet.ServletContext;
42 import javax.servlet.ServletOutputStream;
43 import javax.servlet.http.HttpServletRequest;
44 import javax.servlet.http.HttpServletResponse;
46 import mir.config.MirPropertiesConfiguration;
47 import mir.entity.Entity;
48 import mir.entity.adapter.EntityAdapter;
49 import mir.entity.adapter.EntityAdapterModel;
50 import mir.entity.adapter.EntityIteratorAdapter;
51 import mir.log.LoggerWrapper;
52 import mircoders.media.MediaHelper;
53 import mir.media.MediaHandler;
54 import mir.servlet.ServletModule;
55 import mir.servlet.ServletModuleExc;
56 import mir.servlet.ServletModuleFailure;
57 import mir.servlet.ServletModuleUserExc;
58 import mir.session.UploadedFile;
59 import mir.util.CachingRewindableIterator;
60 import mir.util.ExceptionFunctions;
61 import mir.util.HTTPParsedRequest;
62 import mir.util.HTTPRequestParser;
63 import mir.util.JDBCStringRoutines;
64 import mir.util.SQLQueryBuilder;
65 import mir.util.URLBuilder;
66 import mircoders.entity.EntityComment;
67 import mircoders.entity.EntityContent;
68 import mircoders.entity.EntityUploadedMedia;
69 import mircoders.global.MirGlobal;
70 import mircoders.media.MediaUploadProcessor;
71 import mircoders.module.ModuleMediaType;
72 import mircoders.storage.DatabaseComment;
73 import mircoders.storage.DatabaseContent;
75 import org.apache.commons.fileupload.FileItem;
80 * <p>Description: </p>
81 * <p>Copyright: Copyright (c) 2003</p>
83 * @author the mir coders
87 public abstract class ServletModuleUploadedMedia extends ServletModule {
88 protected String moduleName = "UploadedMedia";
90 public static ServletModule getInstance() {
94 public ServletModuleUploadedMedia() {
97 definition = "uploadedMedia";
98 logger = new LoggerWrapper("ServletModule.UploadedMedia");
100 model = MirGlobal.localizer().dataModel().adapterModel();
102 catch (Throwable t) {
103 throw new ServletModuleFailure(t);
107 public void insert(HttpServletRequest aRequest, HttpServletResponse aResponse)
108 throws ServletModuleExc, ServletModuleUserExc {
110 HTTPParsedRequest parsedRequest = new HTTPParsedRequest(aRequest,
111 configuration.getString("Mir.DefaultEncoding"),
112 configuration.getInt("MaxMediaUploadSize")*1024,
113 configuration.getString("TempDir"));
115 Map mediaValues = new HashMap();
117 mediaValues.put("to_publisher", ServletHelper.getUser(aRequest).getId());
119 Iterator i = mainModule.getStorageObject().getFields().iterator();
120 while (i.hasNext()) {
121 String field = (String) i.next();
122 String value = parsedRequest.getParameter(field);
124 mediaValues.put(field, value);
127 List mediaList = new Vector();
129 i = parsedRequest.getFiles().iterator();
130 while (i.hasNext()) {
131 UploadedFile file = new mir.session.CommonsUploadedFileAdapter((FileItem) i.next());
133 String suffix = file.getFieldName().substring(5);
134 mediaValues.put("title", parsedRequest.getParameter("media_title" + suffix));
136 mediaList.add(MediaUploadProcessor.processMediaUpload(file, mediaValues));
139 String articleid = parsedRequest.getParameter("articleid");
140 String commentid = parsedRequest.getParameter("commentid");
142 if (articleid!=null) {
143 EntityContent entContent = (EntityContent) DatabaseContent.getInstance().selectById(articleid);
145 i=mediaList.iterator();
147 while (i.hasNext()) {
148 String id = ((EntityUploadedMedia) i.next()).getId();
150 entContent.attach(id);
151 logAdminUsage(aRequest, id, "object attached to article " + articleid);
154 ((ServletModuleContent) ServletModuleContent.getInstance()).editObject(aRequest, aResponse, articleid);
160 if (commentid!=null) {
161 EntityComment comment = (EntityComment) DatabaseComment.getInstance().selectById(commentid);
163 i=mediaList.iterator();
165 while (i.hasNext()) {
166 String id = ((EntityUploadedMedia) i.next()).getId();
170 logAdminUsage(aRequest, id, "object attached to comment " + commentid);
173 ((ServletModuleComment) ServletModuleComment.getInstance()).editObject(aRequest, aResponse, commentid);
178 logAdminUsage(aRequest, "", mediaList.size() + " objects added");
180 returnUploadedMediaList(aRequest, aResponse, mediaList, 1, mediaList.size(), mediaList.size(), "", null, null);
182 catch (Throwable t) {
183 Throwable cause = ExceptionFunctions.traceCauseException(t);
185 if (cause instanceof ModuleMediaType.UnsupportedMimeTypeExc) {
186 throw new ServletModuleUserExc("media.error.unsupportedformat", new String[] {});
188 throw new ServletModuleFailure("ServletModuleUploadedMedia.insert: " + t.toString(), t);
192 public void update(HttpServletRequest aRequest, HttpServletResponse aResponse) throws ServletModuleExc {
195 HTTPParsedRequest parsedRequest = new HTTPParsedRequest(aRequest,
196 configuration.getString("Mir.DefaultEncoding"),
197 configuration.getInt("MaxMediaUploadSize")*1024,
198 configuration.getString("TempDir"));
199 Map mediaValues = new HashMap();
201 Iterator i = mainModule.getStorageObject().getFields().iterator();
202 while (i.hasNext()) {
203 String field = (String) i.next();
204 String value = parsedRequest.getParameter(field);
206 mediaValues.put(field, value);
209 mediaValues.put("to_publisher", ServletHelper.getUser(aRequest).getId());
210 mediaValues.put("is_produced", "0");
211 if (!mediaValues.containsKey("is_published"))
212 mediaValues.put("is_published", "0");
214 String id = mainModule.set(mediaValues);
215 logger.debug("update: media ID = " + id);
216 logAdminUsage(aRequest, id, "object modified");
218 editUploadedMediaObject(id, aRequest, aResponse);
220 catch (Throwable e) {
221 throw new ServletModuleFailure("upload -- exception " + e.toString(), e);
226 public void returnUploadedMediaList(HttpServletRequest aRequest, HttpServletResponse aResponse,
227 Object aList, int aFrom, int aTo, int aCount,
228 String aThisUrl, String aNextUrl, String aPreviousUrl) throws ServletModuleExc {
231 HTTPRequestParser requestParser = new HTTPRequestParser(aRequest);
232 Map responseData = ServletHelper.makeGenerationData(aRequest, aResponse, new Locale[] {getLocale(aRequest), getFallbackLocale(aRequest)});
234 responseData.put("searchfield", requestParser.getParameterWithDefault("searchfield", ""));
235 responseData.put("searchtext", requestParser.getParameterWithDefault("searchtext", ""));
236 responseData.put("searchispublished", requestParser.getParameterWithDefault("searchispublished", ""));
237 responseData.put("searchmediafolder", requestParser.getParameterWithDefault("searchmediafolder", ""));
238 responseData.put("articleid", requestParser.getParameter("articleid"));
239 responseData.put("commentid", requestParser.getParameter("commentid"));
241 responseData.put("thisurl", aThisUrl);
242 responseData.put("nexturl", aNextUrl);
243 responseData.put("prevurl", aPreviousUrl);
245 responseData.put("from", Integer.toString(aFrom));
246 responseData.put("count", Integer.toString(aCount));
247 responseData.put("to", Integer.toString(aTo));
249 responseData.put("medialist", aList);
251 addExtraData(responseData);
252 ServletHelper.generateResponse(aResponse.getWriter(), responseData, listGenerator);
254 catch (Throwable t) {
255 throw new ServletModuleFailure(t);
259 public void returnUploadedMediaList(HttpServletRequest aRequest, HttpServletResponse aResponse,
260 String aWhereClause, String anOrderByClause, int anOffset) throws ServletModuleExc {
262 HTTPRequestParser requestParser = new HTTPRequestParser(aRequest);
263 URLBuilder urlBuilder = new URLBuilder();
264 EntityAdapterModel model;
265 String nextPageUrl = null;
266 String previousPageUrl = null;
267 String thisUrl = null;
272 model = MirGlobal.localizer().dataModel().adapterModel();
275 new CachingRewindableIterator(
276 new EntityIteratorAdapter(aWhereClause, anOrderByClause, nrEntitiesPerListPage,
277 model, definition, nrEntitiesPerListPage, anOffset)
280 count = mainModule.getSize(aWhereClause);
282 urlBuilder.setValue("module", moduleName);
283 urlBuilder.setValue("do", "list");
284 urlBuilder.setValue("where", aWhereClause);
285 urlBuilder.setValue("order", anOrderByClause);
287 urlBuilder.setValue("articleid", requestParser.getParameter("articleid"));
288 urlBuilder.setValue("commentid", requestParser.getParameter("commentid"));
289 urlBuilder.setValue("searchfield", requestParser.getParameter("searchfield"));
290 urlBuilder.setValue("searchtext", requestParser.getParameter("searchtext"));
291 urlBuilder.setValue("searchispublished", requestParser.getParameter("searchispublished"));
292 urlBuilder.setValue("searchmediafolder", requestParser.getParameter("searchmediafolder"));
293 urlBuilder.setValue("where", aWhereClause);
294 urlBuilder.setValue("order", anOrderByClause);
296 urlBuilder.setValue("offset", anOffset);
297 thisUrl = urlBuilder.getQuery();
299 if (count >= anOffset + nrEntitiesPerListPage) {
300 urlBuilder.setValue("offset", anOffset + nrEntitiesPerListPage);
301 nextPageUrl = urlBuilder.getQuery();
305 urlBuilder.setValue("offset", Math.max(anOffset - nrEntitiesPerListPage, 0));
306 previousPageUrl = urlBuilder.getQuery();
309 returnUploadedMediaList(aRequest, aResponse, mediaList,
310 anOffset+1, anOffset+nrEntitiesPerListPage, count, thisUrl,
311 nextPageUrl, previousPageUrl);
313 catch (Throwable e) {
314 throw new ServletModuleFailure(e);
318 public void search(HttpServletRequest aRequest, HttpServletResponse aResponse) throws ServletModuleExc {
319 HTTPRequestParser requestParser = new HTTPRequestParser(aRequest);
321 SQLQueryBuilder queryBuilder = new SQLQueryBuilder();
323 String queryField = "";
324 String searchField = requestParser.getParameter("searchfield");
325 String searchText = requestParser.getParameter("searchtext");
326 String searchIsPublished = requestParser.getParameter("searchispublished");
327 String searchMediaFolder = requestParser.getParameter("searchmediafolder");
329 queryBuilder.appendDescendingOrder("webdb_create");
331 if (searchIsPublished!=null)
332 if (searchIsPublished.equals("0")) {
333 queryBuilder.appendAndCondition("is_published='f'");
335 else if (searchIsPublished.equals("1")) {
336 queryBuilder.appendAndCondition("is_published='t'");
339 if (searchField!=null && searchText!=null && searchText.length()>0) {
340 queryBuilder.appendAndCondition(
341 "lower(" + searchField + ") like " +
342 "'%" + JDBCStringRoutines.escapeStringLiteral(searchText.toLowerCase()) + "%'");
345 if (searchMediaFolder!=null && searchMediaFolder.length()>0) {
346 queryBuilder.appendAndCondition("to_media_folder="+Integer.parseInt(searchMediaFolder));
349 returnUploadedMediaList(aRequest, aResponse,
350 queryBuilder.getWhereClause(), queryBuilder.getOrderByClause(), requestParser.getIntegerWithDefault("offset", 0));
353 public void list(HttpServletRequest aRequest, HttpServletResponse aResponse) throws ServletModuleExc {
354 HTTPRequestParser requestParser = new HTTPRequestParser(aRequest);
356 returnUploadedMediaList(aRequest, aResponse,
357 requestParser.getParameterWithDefault("where", ""),
358 requestParser.getParameterWithDefault("order", "webdb_create desc"),
359 requestParser.getIntegerWithDefault("offset", 0));
363 public void add(HttpServletRequest aRequest, HttpServletResponse aResponse) throws ServletModuleExc {
365 HTTPRequestParser requestParser = new HTTPRequestParser(aRequest);
366 Map responseData = ServletHelper.makeGenerationData(aRequest, aResponse, new Locale[] {getLocale(aRequest), getFallbackLocale(aRequest)});
368 int nrMedia = requestParser.getIntegerWithDefault("nrmedia", 1);
369 int maxNrMedia=configuration.getInt("ServletModule.OpenIndy.MaxMediaUploadItems", 20);
371 List fields = mainModule.getStorageObject().getFields();
372 Map media = new HashMap();
373 Iterator i = fields.iterator();
374 while (i.hasNext()) {
375 media.put(i.next(), null);
377 media.put("to_media_folder", new Integer(7));
378 responseData.put("uploadedmedia", media);
380 responseData.put("new", Boolean.TRUE);
381 responseData.put("articleid", requestParser.getParameter("articleid"));
382 responseData.put("commentid", requestParser.getParameter("commentid"));
383 responseData.put("returnurl", null);
387 if (nrMedia>maxNrMedia)
390 List mediaFields = new Vector();
391 for (int j=0; j<nrMedia; j++)
392 mediaFields.add(new Integer(j));
394 responseData.put("nrmedia", new Integer(nrMedia));
395 responseData.put("mediafields", mediaFields);
397 responseData.put("edittemplate", editGenerator);
398 responseData.put("module", moduleName);
400 addExtraData(responseData);
402 ServletHelper.generateResponse(aResponse.getWriter(), responseData, "uploadedmedia.template");
404 catch (Exception e) {
405 throw new ServletModuleFailure(e);
409 public void edit(HttpServletRequest aRequest, HttpServletResponse aResponse) throws ServletModuleExc {
410 editUploadedMediaObject(aRequest.getParameter("id"), aRequest, aResponse);
413 private void editUploadedMediaObject(String idParam, HttpServletRequest aRequest, HttpServletResponse aResponse) throws ServletModuleExc {
414 if (idParam != null && !idParam.equals("")) {
416 Map responseData = ServletHelper.makeGenerationData(aRequest, aResponse, new Locale[] {getLocale(aRequest), getFallbackLocale(aRequest)});
417 EntityAdapter object =
418 model.makeEntityAdapter(definition, mainModule.getById(idParam));
419 responseData.put("uploadedmedia", object);
420 responseData.put("new", Boolean.FALSE);
421 responseData.put("articleid", null);
422 responseData.put("commentid", null);
423 responseData.put("returnurl", null);
424 responseData.put("thisurl", null);
426 responseData.put("edittemplate", editGenerator);
427 responseData.put("module", moduleName);
429 addExtraData(responseData);
431 ServletHelper.generateResponse(aResponse.getWriter(), responseData, "uploadedmedia.template");
433 catch (Throwable e) {
434 throw new ServletModuleFailure(e);
438 throw new ServletModuleExc("ServletmoduleUploadedMedia :: editUploadedMediaObject without id");
442 public void getMedia(HttpServletRequest aRequest, HttpServletResponse aResponse) throws ServletModuleExc {
443 String idParam = aRequest.getParameter("id");
445 if (idParam!=null && !idParam.equals("")) {
447 EntityUploadedMedia entity = (EntityUploadedMedia)mainModule.getById(idParam);
448 Entity mediaType = entity.getMediaType();
449 MediaHandler mediaHandler;
451 ServletContext ctx = MirPropertiesConfiguration.getContext();
452 String fName = entity.getId()+"."+mediaType.getFieldValue("name");
454 mediaHandler = MediaHelper.getHandler(mediaType);
455 InputStream in = mediaHandler.getMedia(entity, mediaType);
457 aResponse.setContentType(ctx.getMimeType(fName));
458 //important that before calling this aResponse.getWriter was not called first
459 ServletOutputStream out = aResponse.getOutputStream();
462 byte[] buf = new byte[8 * 1024];
463 while((read = in.read(buf)) != -1) {
464 out.write(buf, 0, read);
469 catch (Throwable e) {
470 throw new ServletModuleFailure(e);
473 else logger.error("id not specified.");
474 // no exception allowed
483 * @throws ServletModuleExc
485 public void getIcon(HttpServletRequest aRequest, HttpServletResponse aResponse) throws ServletModuleExc {
486 getThumbnail(aRequest, aResponse);
494 * @throws ServletModuleExc
496 public void getThumbnail(HttpServletRequest aRequest, HttpServletResponse aResponse) throws ServletModuleExc
498 String idParam = aRequest.getParameter("id");
499 if (idParam!=null && !idParam.equals("")) {
501 EntityUploadedMedia ent = (EntityUploadedMedia) mainModule.getById(idParam);
502 Entity mediaType = ent.getMediaType();
503 MediaHandler mediaHandler;
505 mediaHandler = MediaHelper.getHandler(mediaType);
506 InputStream in = mediaHandler.getThumbnail(ent);
509 throw new ServletModuleExc("no icon available");
511 aResponse.setContentType(mediaHandler.getThumbnailMimeType(ent, mediaType));
512 //important that before calling this aResponse.getWriter was not called first
513 ServletOutputStream out = aResponse.getOutputStream();
516 byte[] buf = new byte[8 * 1024];
517 while((read = in.read(buf)) != -1) {
518 out.write(buf, 0, read);
524 catch (Throwable e) {
525 logger.error("getIcon: " + e.toString());
528 else logger.error("getIcon: id not specified.");
529 // no exception allowed
532 protected void addExtraData(Map aTarget) throws ServletModuleExc, ServletModuleFailure {
534 aTarget.put("mediafolders",
535 new EntityIteratorAdapter("", "", 20, MirGlobal.localizer().dataModel().adapterModel(), "mediaFolder"));
537 catch (Throwable t) {
538 throw new ServletModuleFailure(t);
542 public void showarticles(HttpServletRequest aRequest, HttpServletResponse aResponse) throws ServletModuleExc
544 String idParam = aRequest.getParameter("id");
545 if (idParam!=null && !idParam.equals("")) {
547 EntityUploadedMedia entity = (EntityUploadedMedia) mainModule.getById(idParam);
548 // TODO rewrite as relational sql
549 ServletModuleContent.getInstance().returnList(
552 "exists (select * from content_x_media where content_id=content.id and media_id=" + JDBCStringRoutines.escapeStringLiteral( idParam ) + ")", "", 0);
554 catch (Throwable t) {
555 throw new ServletModuleFailure(t);
558 else logger.error("showarticles: id not specified.");
561 public void showcomments(HttpServletRequest aRequest, HttpServletResponse aResponse) throws ServletModuleExc
563 String idParam = aRequest.getParameter("id");
564 if (idParam!=null && !idParam.equals("")) {
566 EntityUploadedMedia entity = (EntityUploadedMedia) mainModule.getById(idParam);
567 // TODO rewrite as relational sql
568 ServletModuleComment.getInstance().returnList(
571 "exists (select * from comment_x_media where comment_id=comment.id and media_id=" + JDBCStringRoutines.escapeStringLiteral( idParam ) + ")", "", 0);
573 catch (Throwable t) {
574 throw new ServletModuleFailure(t);
577 else logger.error("showcomments: id not specified.");