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.ByteArrayOutputStream;
35 import java.io.FileNotFoundException;
36 import java.io.FileReader;
37 import java.io.IOException;
38 import java.io.PrintWriter;
39 import java.io.StringWriter;
40 import java.util.ArrayList;
41 import java.util.Arrays;
42 import java.util.Collections;
43 import java.util.Enumeration;
44 import java.util.GregorianCalendar;
45 import java.util.HashMap;
46 import java.util.Iterator;
47 import java.util.List;
48 import java.util.ListIterator;
49 import java.util.Locale;
51 import java.util.Random;
53 import java.util.Vector;
54 import javax.servlet.http.HttpServletRequest;
55 import javax.servlet.http.HttpServletResponse;
56 import javax.servlet.http.HttpSession;
57 import javax.servlet.http.HttpUtils;
59 import org.apache.commons.fileupload.FileItem;
60 import org.apache.commons.net.smtp.SMTPClient;
61 import org.apache.commons.net.smtp.SMTPReply;
62 import org.apache.lucene.analysis.standard.StandardAnalyzer;
63 import org.apache.lucene.document.Document;
64 import org.apache.lucene.queryParser.QueryParser;
65 import org.apache.lucene.search.Hits;
66 import org.apache.lucene.search.IndexSearcher;
67 import org.apache.lucene.search.Query;
68 import org.apache.lucene.search.Searcher;
69 import org.apache.struts.util.MessageResources;
71 import gnu.regexp.REMatch;
73 import mir.entity.Entity;
74 import mir.generator.Generator;
75 import mir.log.LoggerWrapper;
76 import mir.misc.StringUtil;
77 import mir.servlet.ServletModule;
78 import mir.servlet.ServletModuleExc;
79 import mir.servlet.ServletModuleFailure;
80 import mir.servlet.ServletModuleUserExc;
81 import mir.session.HTTPAdapters;
82 import mir.session.Request;
83 import mir.session.Session;
84 import mir.session.SessionHandler;
85 import mir.session.SimpleResponse;
86 import mir.session.UploadedFile;
87 import mir.storage.StorageObjectFailure;
88 import mir.util.ExceptionFunctions;
89 import mir.util.HTTPParsedRequest;
90 import mir.util.HTTPRequestParser;
91 import mir.util.StringRoutines;
92 import mircoders.entity.EntityComment;
93 import mircoders.entity.EntityContent;
94 import mircoders.global.MirGlobal;
95 import mircoders.media.MediaUploadProcessor;
96 import mircoders.media.UnsupportedMediaFormatExc;
97 import mircoders.module.ModuleComment;
98 import mircoders.module.ModuleContent;
99 import mircoders.module.ModuleImages;
100 import mircoders.module.ModuleTopics;
101 import mircoders.pdf.PDFGenerator;
102 import mircoders.search.AudioSearchTerm;
103 import mircoders.search.ContentSearchTerm;
104 import mircoders.search.ImagesSearchTerm;
105 import mircoders.search.KeywordSearchTerm;
106 import mircoders.search.TextSearchTerm;
107 import mircoders.search.TopicSearchTerm;
108 import mircoders.search.UnIndexedSearchTerm;
109 import mircoders.search.VideoSearchTerm;
110 import mircoders.storage.DatabaseComment;
111 import mircoders.storage.DatabaseContent;
112 import mircoders.storage.DatabaseContentToMedia;
113 import mircoders.storage.DatabaseContentToTopics;
114 import mircoders.storage.DatabaseImages;
115 import mircoders.storage.DatabaseLanguage;
116 import mircoders.storage.DatabaseTopics;
119 * ServletModuleOpenIndy -
120 * is the open-access-servlet, which is responsible for
121 * adding comments to articles &
122 * open-postings to the newswire
124 * @author mir-coders group
125 * @version $Id: ServletModuleOpenIndy.java,v 1.80 2003/04/21 12:42:51 idfx Exp $
129 public class ServletModuleOpenIndy extends ServletModule
132 private String commentFormTemplate, commentFormDoneTemplate, commentFormDupeTemplate;
133 private String postingFormTemplate, postingFormDoneTemplate, postingFormDupeTemplate;
134 private String searchResultsTemplate;
135 private String prepareMailTemplate,sentMailTemplate;
136 private ModuleContent contentModule;
137 private ModuleComment commentModule;
138 private ModuleImages imageModule;
139 private ModuleTopics topicsModule;
140 private String directOp ="yes";
141 // Singelton / Kontruktor
142 private static ServletModuleOpenIndy instance = new ServletModuleOpenIndy();
143 public static ServletModule getInstance() { return instance; }
145 private ServletModuleOpenIndy() {
148 logger = new LoggerWrapper("ServletModule.OpenIndy");
150 commentFormTemplate = configuration.getString("ServletModule.OpenIndy.CommentTemplate");
151 commentFormDoneTemplate = configuration.getString("ServletModule.OpenIndy.CommentDoneTemplate");
152 commentFormDupeTemplate = configuration.getString("ServletModule.OpenIndy.CommentDupeTemplate");
154 postingFormTemplate = configuration.getString("ServletModule.OpenIndy.PostingTemplate");
155 postingFormDoneTemplate = configuration.getString("ServletModule.OpenIndy.PostingDoneTemplate");
156 postingFormDupeTemplate = configuration.getString("ServletModule.OpenIndy.PostingDupeTemplate");
158 searchResultsTemplate = configuration.getString("ServletModule.OpenIndy.SearchResultsTemplate");
159 prepareMailTemplate = configuration.getString("ServletModule.OpenIndy.PrepareMailTemplate");
160 sentMailTemplate = configuration.getString("ServletModule.OpenIndy.SentMailTemplate");
161 directOp = configuration.getString("DirectOpenposting").toLowerCase();
162 commentModule = new ModuleComment(DatabaseComment.getInstance());
163 mainModule = commentModule;
164 contentModule = new ModuleContent(DatabaseContent.getInstance());
165 topicsModule = new ModuleTopics(DatabaseTopics.getInstance());
166 imageModule = new ModuleImages(DatabaseImages.getInstance());
167 defaultAction="addposting";
169 catch (StorageObjectFailure e) {
170 logger.error("servletmoduleopenindy could not be initialized: " + e.getMessage());
175 * Method to return an "apology" when open postings are disabled
179 * @throws ServletModuleExc
180 * @throws ServletModuleUserExc
181 * @throws ServletModuleFailure
183 public void openPostingDisabled(HttpServletRequest aRequest, HttpServletResponse aResponse) throws ServletModuleExc, ServletModuleUserExc, ServletModuleFailure {
184 deliver(aRequest, aResponse, (Map) null, null,
185 configuration.getString("ServletModule.OpenIndy.PostingDisabledTemplate"));
189 * Method for making a comment
192 public void addcomment(HttpServletRequest req, HttpServletResponse res) throws ServletModuleExc, ServletModuleUserExc, ServletModuleFailure {
193 if (MirGlobal.abuse().getOpenPostingDisabled()) {
194 openPostingDisabled(req, res);
199 String aid = req.getParameter("aid"); // the article id the comment will belong to
201 if (aid != null && !aid.equals("")) {
203 Map mergeData = new HashMap();
206 if (MirGlobal.abuse().getOpenPostingPassword()) {
207 String passwd = this.createOneTimePasswd();
208 HttpSession session = req.getSession(false);
209 session.setAttribute("passwd", passwd);
210 mergeData.put("passwd", passwd);
213 mergeData.put("passwd", (String)null);
215 mergeData.put("aid", aid);
217 Map extraInfo = new HashMap();
218 extraInfo.put("languagePopUpData", DatabaseLanguage.getInstance().getPopupData());
220 deliver(req, res, mergeData, extraInfo, commentFormTemplate);
222 catch (Throwable t) {
223 throw new ServletModuleFailure("ServletModuleOpenIndy.addcomment: " + t.getMessage(), t);
227 throw new ServletModuleExc("aid not set!");
231 * Method for inserting a comment into the Database and delivering
232 * the commentDone Page
235 public void inscomment(HttpServletRequest req, HttpServletResponse res) throws ServletModuleExc, ServletModuleUserExc, ServletModuleFailure {
236 if (MirGlobal.abuse().getOpenPostingDisabled()) {
237 openPostingDisabled(req, res);
242 String aid = req.getParameter("to_media"); // the article id the comment will belong to
243 if (aid != null && !aid.equals("")) {
244 // ok, collecting data from form
246 Map withValues = getIntersectingValues(req, DatabaseComment.getInstance());
248 //no html in comments(for now)
249 for (Iterator i = withValues.keySet().iterator(); i.hasNext(); ) {
250 String k = (String) i.next();
251 String v = (String) withValues.get(k);
253 withValues.put(k, StringUtil.removeHTMLTags(v));
255 withValues.put("is_published", "1");
256 withValues.put("to_comment_status", "1");
257 withValues.put("is_html", "0");
259 //checking the onetimepasswd
260 HttpSession session = req.getSession(false);
261 String sessionPasswd = (String) session.getAttribute("passwd");
262 if (sessionPasswd != null) {
263 String passwd = req.getParameter("passwd");
264 if (passwd == null || passwd.length() == 0) {
265 throw new ServletModuleUserExc("comment.error.missingpassword", new String[] {});
267 if (!sessionPasswd.equals(passwd)) {
268 throw new ServletModuleUserExc("comment.error.invalidpassword", new String[] {});
270 session.invalidate();
273 String id = mainModule.add(withValues);
275 SimpleResponse response = new SimpleResponse();
276 response.setResponseGenerator(commentFormDoneTemplate);
279 deliver(req, res, (Map)null, null, commentFormDupeTemplate);
282 DatabaseContent.getInstance().setUnproduced("id=" + aid);
285 EntityComment comment = (EntityComment) DatabaseComment.getInstance().selectById(id);
286 MirGlobal.localizer().openPostings().afterCommentPosting(comment);
287 MirGlobal.abuse().checkComment(
288 comment, new HTTPAdapters.HTTPRequestAdapter(req), res);
290 catch (Throwable t) {
291 throw new ServletModuleExc(t.getMessage());
295 // redirecting to url
296 // should implement back to article
297 deliver(req, res, response.getResponseValues(), null, response.getResponseGenerator());
299 catch (Throwable e) {
300 throw new ServletModuleFailure(e);
304 throw new ServletModuleExc("aid not set!");
309 * Method for delivering the form-Page for open posting
312 public void addposting(HttpServletRequest req, HttpServletResponse res)
313 throws ServletModuleExc, ServletModuleUserExc, ServletModuleFailure
316 if (MirGlobal.abuse().getOpenPostingDisabled()) {
317 openPostingDisabled(req, res);
322 Map mergeData = new HashMap();
325 if (MirGlobal.abuse().getOpenPostingPassword()) {
326 String passwd = generateOnetimePassword();
327 HttpSession session = req.getSession(false);
328 session.setAttribute("passwd", passwd);
329 mergeData.put("passwd", passwd);
332 mergeData.put("passwd", (String)null);
335 String maxMedia = configuration.getString("ServletModule.OpenIndy.MaxMediaUploadItems");
336 String defaultMedia = configuration.getString("ServletModule.OpenIndy.DefaultMediaUploadItems");
337 String numOfMedia = req.getParameter("medianum");
339 if (numOfMedia == null || numOfMedia.equals("")) {
340 numOfMedia = defaultMedia;
342 else if (Integer.parseInt(numOfMedia) > Integer.parseInt(maxMedia)) {
343 numOfMedia = maxMedia;
346 int mediaNum = Integer.parseInt(numOfMedia);
347 List mediaFields = new Vector();
348 for (int i = 0; i < mediaNum; i++) {
349 Integer mNum = new Integer(i + 1);
350 mediaFields.add(mNum.toString());
352 mergeData.put("medianum", numOfMedia);
353 mergeData.put("mediafields", mediaFields);
354 mergeData.put("to_topic", null);
356 Map extraInfo = new HashMap();
357 extraInfo.put("languagePopUpData", DatabaseLanguage.getInstance().getPopupData());
358 extraInfo.put("themenPopupData", topicsModule.getTopicsAsSimpleList());
360 extraInfo.put("topics", topicsModule.getTopicsList());
361 deliver(req, res, mergeData, extraInfo, postingFormTemplate);
363 catch (Throwable t) {
364 throw new ServletModuleFailure(t);
369 * Method for inserting an open posting into the Database and delivering
370 * the postingDone Page
373 public void insposting(HttpServletRequest aRequest, HttpServletResponse aResponse) throws
374 ServletModuleExc, ServletModuleUserExc, ServletModuleFailure {
375 if (MirGlobal.abuse().getOpenPostingDisabled()) {
376 openPostingDisabled(aRequest, aResponse);
382 HTTPParsedRequest parsedRequest = new HTTPParsedRequest(
384 configuration.getString("Mir.DefaultEncoding"),
385 configuration.getInt("MaxMediaUploadSize")*1024,
386 configuration.getString("TempDir"));
388 Map mergeData = new HashMap();
390 HttpSession session = aRequest.getSession(false);
391 String sessionPasswd = (String) session.getAttribute("passwd");
392 if (sessionPasswd != null) {
393 String passwd = (String) parsedRequest.getParameter("passwd");
395 if (passwd == null || passwd.length() == 0) {
396 throw new ServletModuleUserExc("posting.error.missingpassword", new String[] {});
398 if (!sessionPasswd.equals(passwd)) {
399 throw new ServletModuleUserExc("posting.error.invalidpassword", new String[] {});
401 session.invalidate();
404 if ((((String) parsedRequest.getParameter("title")).length() == 0) ||
405 (((String) parsedRequest.getParameter("description")).length() == 0) ||
406 (((String) parsedRequest.getParameter("content_data")).length() == 0))
407 throw new ServletModuleUserExc("posting.error.missingfield", new String[] {});
409 List mediaList = new Vector();
410 Iterator i = parsedRequest.getFiles().iterator();
412 while (i.hasNext()) {
413 UploadedFile file = new mir.session.CommonsUploadedFileAdapter((FileItem) i.next());
414 Map mediaValues = new HashMap();
416 String suffix = file.getFieldName().substring(5); // media${m}
417 logger.debug("media_title" + suffix);
418 String title = parsedRequest.getParameter("media_title" + suffix);
420 mediaValues.put("title", StringUtil.removeHTMLTags(title));
421 mediaValues.put("creator", StringUtil.removeHTMLTags(parsedRequest.getParameter("creator")));
422 mediaValues.put("to_publisher", "0");
423 mediaValues.put("is_published", "1");
424 mediaValues.put("to_media_folder", "7");
426 mediaList.add(MediaUploadProcessor.processMediaUpload(file, mediaValues));
429 Map withValues = new HashMap();
430 i = DatabaseContent.getInstance().getFields().iterator();
431 while (i.hasNext()) {
432 String field = (String) i.next();
433 String value = parsedRequest.getParameter(field);
435 withValues.put(field, value);
439 for (i = withValues.keySet().iterator(); i.hasNext(); ) {
440 String k = (String) i.next();
441 String v = (String) withValues.get(k);
443 if (k.equals("content_data")) {
444 //this doesn't quite work yet, so for now, all html goes
445 //withValues.put(k,StringUtil.approveHTMLTags(v));
446 withValues.put(k, StringUtil.deleteForbiddenTags(v));
448 else if (k.equals("description")) {
449 String tmp = StringUtil.deleteForbiddenTags(v);
450 withValues.put(k, StringUtil.deleteHTMLTableTags(tmp));
453 withValues.put(k, StringUtil.removeHTMLTags(v));
457 withValues.put("date", StringUtil.date2webdbDate(new GregorianCalendar()));
458 withValues.put("publish_path",
459 StringUtil.webdbDate2path( (String) withValues.get("date")));
460 withValues.put("is_produced", "0");
461 withValues.put("is_published", "1");
462 if (directOp.equals("yes"))
463 withValues.put("to_article_type", "1");
465 withValues.put("to_publisher", "1");
467 // inserting content into database
468 String cid = contentModule.add(withValues);
469 logger.debug("id: " + cid);
470 //insert was not successfull
472 deliver(aRequest, aResponse, mergeData, null, postingFormDupeTemplate);
476 List topics = parsedRequest.getParameterList("to_topic");
477 if (topics.size() > 0) {
479 DatabaseContentToTopics.getInstance().setTopics(cid, topics);
481 catch (Throwable e) {
482 logger.error("setting content_x_topic failed");
483 contentModule.deleteById(cid);
484 throw new ServletModuleFailure(
485 "smod - openindy :: insposting: setting content_x_topic failed: " +
490 i = mediaList.iterator();
491 while (i.hasNext()) {
492 Entity mediaEnt = (Entity) i.next();
493 DatabaseContentToMedia.getInstance().addMedia(cid, mediaEnt.getId());
496 EntityContent article = (EntityContent) contentModule.getById(cid);
498 MirGlobal.abuse().checkArticle(article, aRequest, aResponse);
499 MirGlobal.localizer().openPostings().afterContentPosting(article);
501 catch (Throwable t) {
502 logger.error("Error while post-processing article: " + t.getMessage());
504 deliver(aRequest, aResponse, mergeData, null, postingFormDoneTemplate);
506 catch (Throwable e) {
507 e.printStackTrace(logger.asPrintWriter(LoggerWrapper.DEBUG_MESSAGE));
508 Throwable cause = ExceptionFunctions.traceCauseException(e);
510 if (cause instanceof UnsupportedMediaFormatExc) {
511 throw new ServletModuleUserExc("media.unsupportedformat", new String[] {});
513 throw new ServletModuleFailure(e);
518 * Due to a serious shortcoming of Tomcat 3.3, an extra sessionid parameter is
519 * generated into open session urls. Tomcat 3.3 makes it impossible to
520 * distinguish between sessions that are identified using a url and those
521 * that are identified using cookies: if both a sessionid cookie and a sessionid
522 * url are available, tomcat 3.3 pretends the url wasn't there...
524 private static final String SESSION_REQUEST_KEY="sessionid";
527 * Dispatch method for open sessions: a flexible extensible and customizable way
528 * for open access. Can be used for postings, but also for lots of other stuff.
532 * @throws ServletModuleExc
533 * @throws ServletModuleUserExc
534 * @throws ServletModuleFailure
537 public void opensession(HttpServletRequest aRequest, HttpServletResponse aResponse)
538 throws ServletModuleExc, ServletModuleUserExc, ServletModuleFailure {
541 Request request = new HTTPAdapters.HTTPParsedRequestAdapter(new HTTPParsedRequest(aRequest, 1000000, "/tmp"));
543 if (aRequest.isRequestedSessionIdValid() && !aRequest.isRequestedSessionIdFromURL() &&
544 !aRequest.getRequestedSessionId().equals(aRequest.getParameter(SESSION_REQUEST_KEY)))
545 aRequest.getSession().invalidate();
547 Session session = new HTTPAdapters.HTTPSessionAdapter(aRequest.getSession());
549 SimpleResponse response = new SimpleResponse(
550 ServletHelper.makeGenerationData(new Locale[] {getLocale(aRequest), getFallbackLocale(aRequest)},
553 response.setResponseValue("actionURL", aResponse.encodeURL(HttpUtils.getRequestURL(aRequest).toString())+"?"+SESSION_REQUEST_KEY+"="+aRequest.getSession().getId());
555 SessionHandler handler = MirGlobal.localizer().openPostings().getOpenSessionHandler(request, session);
557 handler.processRequest(request, session, response);
558 ServletHelper.generateOpenPostingResponse(aResponse.getWriter(), response.getResponseValues(), response.getResponseGenerator());
560 catch (Throwable t) {
561 logger.error(t.toString());
562 t.printStackTrace(logger.asPrintWriter(LoggerWrapper.DEBUG_MESSAGE));
564 throw new ServletModuleFailure(t);
569 * Method for preparing and sending a content as an email message
572 public void mail(HttpServletRequest req, HttpServletResponse res)
573 throws ServletModuleExc, ServletModuleUserExc, ServletModuleFailure
575 String aid = req.getParameter("mail_aid");
577 throw new ServletModuleExc("An article id must be specified in requests to email an article. Something therefore went badly wrong....");
580 String to = req.getParameter("mail_to");
581 String from = req.getParameter("mail_from");
582 String from_name = req.getParameter("mail_from_name");
583 String comment = req.getParameter("mail_comment");
584 String mail_language = req.getParameter("mail_language");
586 Map mergeData = new HashMap();
588 if (to == null || from == null || from_name == null|| to.equals("") || from.equals("") || from_name.equals("") || mail_language == null || mail_language.equals("")){
590 for (Enumeration theParams = req.getParameterNames(); theParams.hasMoreElements() ;) {
591 String pName=(String)theParams.nextElement();
592 if (pName.startsWith("mail_")){
593 mergeData.put( pName,req.getParameter(pName) );
597 deliver(req, res, mergeData, null, prepareMailTemplate);
600 //run checks on to and from and mail_language to make sure no monkey business occurring
601 if (mail_language.indexOf('.') != -1 || mail_language.indexOf('/') != -1 ) {
602 throw new ServletModuleExc("Invalid language");
604 if (to.indexOf('\n') != -1
605 || to.indexOf('\r') != -1
606 || to.indexOf(',') != -1) {
607 throw new ServletModuleUserExc("email.error.invalidtoaddress", new String[] {to});
609 if (from.indexOf('\n') != -1 || from.indexOf('\r') != -1 || from.indexOf(',') != -1 ) {
610 throw new ServletModuleUserExc("email.error.invalidfromaddress", new String[] {from});
614 EntityContent contentEnt;
616 contentEnt = (EntityContent)contentModule.getById(aid);
619 throw new ServletModuleFailure("Couldn't get content for article "+aid + ": " + e.getMessage(), e);
621 String producerStorageRoot=configuration.getString("Producer.StorageRoot");
622 String producerDocRoot=configuration.getString("Producer.DocRoot");
623 String publishPath = contentEnt.getValue("publish_path");
624 String txtFilePath = producerStorageRoot + producerDocRoot + "/" + mail_language +
625 publishPath + "/" + aid + ".txt";
628 File inputFile = new File(txtFilePath);
632 FileReader in = new FileReader(inputFile);
633 StringWriter out = new StringWriter();
635 while ((c = in.read()) != -1)
638 content= out.toString();
640 catch (FileNotFoundException e){
641 throw new ServletModuleFailure("No text file found in " + txtFilePath, e);
643 catch (IOException e){
644 throw new ServletModuleFailure("Problem reading file in " + txtFilePath, e);
647 content = "To: " + to + "\nReply-To: "+ from + "\n" + content;
648 // put in the comment where it should go
649 if (comment != null) {
650 String commentTextToInsert = "\n\nAttached comment from " + from_name + ":\n" + comment;
652 content=StringRoutines.performRegularExpressionReplacement(content,"!COMMENT!",commentTextToInsert);
655 throw new ServletModuleFailure("Problem doing regular expression replacement " + e.toString(), e);
660 content=StringRoutines.performRegularExpressionReplacement(content,"!COMMENT!","");
663 throw new ServletModuleFailure("Problem doing regular expression replacement " + e.toString(), e);
667 SMTPClient client=new SMTPClient();
670 client.connect(configuration.getString("ServletModule.OpenIndy.SMTPServer"));
672 reply = client.getReplyCode();
674 if (!SMTPReply.isPositiveCompletion(reply)) {
676 throw new ServletModuleExc("SMTP server refused connection.");
679 client.sendSimpleMessage(configuration.getString("ServletModule.OpenIndy.EmailIsFrom"), to, content);
682 //mission accomplished
683 deliver(req, res, mergeData, null, sentMailTemplate);
685 catch(IOException e) {
686 if(client.isConnected()) {
689 } catch(IOException f) {
693 throw new ServletModuleFailure(e);
702 * Method for querying a lucene index
706 * @throws ServletModuleExc
707 * @throws ServletModuleUserExc
708 * @throws ServletModuleFailure
711 public void search(HttpServletRequest req, HttpServletResponse res)
712 throws ServletModuleExc, ServletModuleUserExc, ServletModuleFailure {
714 final String[] search_variables = { "search_content", "search_boolean", "search_creator",
715 "search_topic", "search_hasImages", "search_hasAudio", "search_hasVideo", "search_sort",
716 "search_submit", "search_back", "search_forward" };
717 HTTPRequestParser requestParser = new HTTPRequestParser(req);
721 HttpSession session = req.getSession(false);
723 String queryString="";
725 Map mergeData = new HashMap();
727 KeywordSearchTerm dateTerm = new KeywordSearchTerm("date_formatted","search_date","webdb_create_formatted","webdb_create_formatted","webdb_create_formatted");
728 UnIndexedSearchTerm whereTerm = new UnIndexedSearchTerm("","","","where","where");
729 TextSearchTerm creatorTerm = new TextSearchTerm("creator","search_creator","creator","creator","creator");
730 TextSearchTerm titleTerm = new TextSearchTerm("title","search_content","title","title","title");
731 TextSearchTerm descriptionTerm = new TextSearchTerm("description","search_content","description","description","description");
732 ContentSearchTerm contentTerm = new ContentSearchTerm("content_data","search_content","content","","");
733 TopicSearchTerm topicTerm = new TopicSearchTerm();
734 ImagesSearchTerm imagesTerm = new ImagesSearchTerm();
735 AudioSearchTerm audioTerm = new AudioSearchTerm();
736 VideoSearchTerm videoTerm = new VideoSearchTerm();
738 //make the query available to subsequent iterations
740 Iterator j = Arrays.asList(search_variables).iterator();
741 while (j.hasNext()) {
742 String variable = (String) j.next();
744 mergeData.put(variable, requestParser.getParameter(variable));
748 mergeData.put("topics", topicsModule.getTopicsAsSimpleList());
751 logger.debug("Can't get topics: " + e.toString());
754 String searchBackValue = req.getParameter("search_back");
755 String searchForwardValue = req.getParameter("search_forward");
757 if (searchBackValue != null){
758 int totalHits = ((Integer) session.getAttribute("numberOfHits")).intValue();
759 int newPosition=((Integer)session.getAttribute("positionInResults")).intValue()-increment;
762 if (newPosition >= totalHits)
763 newPosition=totalHits-1;
764 session.setAttribute("positionInResults",new Integer(newPosition));
767 if (searchForwardValue != null){
768 int totalHits = ((Integer) session.getAttribute("numberOfHits")).intValue();
769 int newPosition=((Integer)session.getAttribute("positionInResults")).intValue()+increment;
772 if (newPosition >= totalHits)
773 newPosition=totalHits-1;
775 session.setAttribute("positionInResults",new Integer(newPosition));
778 String indexPath=configuration.getString("IndexPath");
781 String creatorFragment = creatorTerm.makeTerm(req);
782 if (creatorFragment != null){
783 queryString = queryString + " +" + creatorFragment;
786 // search title, description, and content for something
787 // the contentTerm uses param "search_boolean" to combine its terms
788 String contentFragment = contentTerm.makeTerm(req);
789 if (contentFragment != null){
790 logger.debug("contentFragment: " + contentFragment);
791 queryString = queryString + " +" + contentFragment;
794 String topicFragment = topicTerm.makeTerm(req);
795 if (topicFragment != null){
796 queryString = queryString + " +" + topicFragment;
799 String imagesFragment = imagesTerm.makeTerm(req);
800 if (imagesFragment != null){
801 queryString = queryString + " +" + imagesFragment;
804 String audioFragment = audioTerm.makeTerm(req);
805 if (audioFragment != null){
806 queryString = queryString + " +" + audioFragment;
809 String videoFragment = videoTerm.makeTerm(req);
810 if (videoFragment != null){
811 queryString = queryString + " +" + videoFragment;
814 if (queryString == null || queryString == ""){
819 Searcher searcher = null;
821 searcher = new IndexSearcher(indexPath);
823 catch(IOException e) {
824 logger.debug("Can't open indexPath: " + indexPath);
825 throw new ServletModuleExc("Problem with Search Index! : "+ e.toString());
830 query = QueryParser.parse(queryString, "content", new StandardAnalyzer());
834 logger.debug("Query don't parse: " + queryString);
835 throw new ServletModuleExc("Problem with Query String! (was '"+queryString+"')");
840 hits = searcher.search(query);
842 catch(IOException e) {
844 logger.debug("Can't get hits: " + e.toString());
845 throw new ServletModuleExc("Problem getting hits!");
849 int end = hits.length();
851 String sortBy=req.getParameter("search_sort");
852 if (sortBy == null || sortBy.equals("")){
853 throw new ServletModuleExc("Please let me sort by something!(missing search_sort)");
856 // here is where the documents will go for storage across sessions
857 ArrayList theDocumentsSorted = new ArrayList();
859 if (sortBy.equals("score")){
860 for(int i = start; i < end; i++) {
861 theDocumentsSorted.add(hits.doc(i));
865 // then we'll sort by date!
866 Map dateToPosition = new HashMap(end,1.0F); //we know how big it will be
867 for(int i = start; i < end; i++) {
868 String creationDate=(hits.doc(i)).get("creationDate");
869 // do a little dance in case two contents created at the same second!
870 if (dateToPosition.containsKey(creationDate)){
871 ((ArrayList) (dateToPosition.get(creationDate))).add(new Integer(i));
874 ArrayList thePositions = new ArrayList();
875 thePositions.add(new Integer(i));
876 dateToPosition.put(creationDate,thePositions);
879 Set keys = dateToPosition.keySet();
880 ArrayList keyList= new ArrayList(keys);
881 Collections.sort(keyList);
882 if (sortBy.equals("date_desc")){
883 Collections.reverse(keyList);
886 if (!sortBy.equals("date_asc")){
887 throw new ServletModuleExc("don't know how to sort by: "+ sortBy);
890 ListIterator keyTraverser = keyList.listIterator();
891 while (keyTraverser.hasNext()){
892 ArrayList positions = (ArrayList)dateToPosition.get((keyTraverser.next()));
893 ListIterator positionsTraverser=positions.listIterator();
894 while (positionsTraverser.hasNext()){
895 theDocumentsSorted.add(hits.doc(((Integer)(positionsTraverser.next())).intValue()));
903 catch (IOException e){
904 logger.debug("Can't close searcher: " + e.toString());
905 throw new ServletModuleFailure("Problem closing searcher(normal):" + e.getMessage(), e);
909 session.removeAttribute("numberOfHits");
910 session.removeAttribute("theDocumentsSorted");
911 session.removeAttribute("positionInResults");
913 session.setAttribute("numberOfHits",new Integer(end));
914 session.setAttribute("theDocumentsSorted",theDocumentsSorted);
915 session.setAttribute("positionInResults",new Integer(0));
918 catch (IOException e){
919 logger.debug("Can't close searcher: " + e.toString());
920 throw new ServletModuleFailure("Problem closing searcher: " + e.getMessage(), e);
927 ArrayList theDocs = (ArrayList)session.getAttribute("theDocumentsSorted");
928 if (theDocs != null){
930 mergeData.put("numberOfHits", ((Integer)session.getAttribute("numberOfHits")).toString());
931 List theHits = new Vector();
932 int pIR=((Integer)session.getAttribute("positionInResults")).intValue();
934 int numHits=((Integer)session.getAttribute("numberOfHits")).intValue();
936 if (!(pIR+increment>=numHits)){
937 mergeData.put("hasNext","y");
940 mergeData.put("hasNext", null);
943 mergeData.put("hasPrevious","y");
946 mergeData.put("hasPrevious", null);
949 if ((pIR+increment)>numHits){
953 terminus=pIR+increment;
955 for(int i = pIR; i < terminus; i++) {
956 Map h = new HashMap();
957 Document theHit = (Document)theDocs.get(i);
958 whereTerm.returnMeta(h,theHit);
959 creatorTerm.returnMeta(h,theHit);
960 titleTerm.returnMeta(h,theHit);
961 descriptionTerm.returnMeta(h,theHit);
962 dateTerm.returnMeta(h,theHit);
963 imagesTerm.returnMeta(h,theHit);
964 audioTerm.returnMeta(h,theHit);
965 videoTerm.returnMeta(h,theHit);
968 mergeData.put("hits",theHits);
971 catch (Throwable e) {
972 logger.error("Can't iterate over hits: " + e.toString());
974 throw new ServletModuleFailure("Problem getting hits: " + e.getMessage(), e);
977 mergeData.put("queryString",queryString);
979 deliver(req, res, mergeData, null, searchResultsTemplate);
981 catch (NullPointerException n){
982 throw new ServletModuleFailure("Null Pointer: "+n.toString(), n);
987 * Method for dynamically generating a pdf using iText
991 public void getpdf(HttpServletRequest req, HttpServletResponse res)
992 throws ServletModuleExc, ServletModuleUserExc, ServletModuleFailure {
993 String ID_REQUEST_PARAM = "id";
995 String idParam = req.getParameter(ID_REQUEST_PARAM);
996 if (idParam != null) {
997 ByteArrayOutputStream out = new ByteArrayOutputStream();
998 PDFGenerator pdfMaker = new PDFGenerator(out);
1000 RE re = new RE("[0-9]+");
1003 REMatch[] idMatches=re.getAllMatches(idParam);
1005 if (idMatches.length > 1){
1007 for (int i = 0; i < idMatches.length; i++){
1008 REMatch aMatch = idMatches[i];
1009 String id=aMatch.toString();
1010 EntityContent contentEnt = (EntityContent)contentModule.getById(id);
1011 pdfMaker.addIndexItem(contentEnt);
1016 for (int i = 0; i < idMatches.length; i++){
1017 REMatch aMatch = idMatches[i];
1019 String id=aMatch.toString();
1021 EntityContent contentEnt = (EntityContent)contentModule.getById(id);
1022 pdfMaker.add(contentEnt);
1027 res.setContentType("application/pdf");
1028 byte[] content = out.toByteArray();
1029 res.setContentLength(content.length);
1030 res.getOutputStream().write(content);
1031 res.getOutputStream().flush();
1035 throw new ServletModuleExc("Missing id.");
1038 catch (Throwable t) {
1039 logger.error(t.toString());
1040 throw new ServletModuleFailure(t);
1044 public String generateOnetimePassword() {
1045 Random r = new Random();
1046 int random = r.nextInt();
1048 long l = System.currentTimeMillis();
1050 l = (l * l * l * l) / random;
1054 String returnString = "" + l;
1056 return returnString.substring(5);
1059 public void deliver(HttpServletRequest aRequest, HttpServletResponse aResponse, Map aData, Map anExtra, String aGenerator)
1060 throws ServletModuleFailure {
1062 deliver(aResponse.getWriter(), aRequest, aResponse, aData, anExtra, aGenerator);
1064 catch (Throwable t) {
1065 throw new ServletModuleFailure(t);
1069 public void deliver(PrintWriter anOutputWriter, HttpServletRequest aRequest, HttpServletResponse aResponse, Map aData, Map anExtra, String aGenerator)
1070 throws ServletModuleFailure {
1072 Map responseData = ServletHelper.makeGenerationData(new Locale[] { getLocale(aRequest), getFallbackLocale(aRequest)}, "bundles.open");
1073 responseData.put("data", aData);
1074 responseData.put("extra", anExtra);
1077 Generator generator = MirGlobal.localizer().generators().makeOpenPostingGeneratorLibrary().makeGenerator(aGenerator);
1078 generator.generate(anOutputWriter, responseData, logger);
1080 anOutputWriter.close();
1082 catch (Throwable e) {
1083 logger.error("Error while generating " + aGenerator + ": " + e.getMessage());
1085 throw new ServletModuleFailure(e);
1089 public void handleError(HttpServletRequest aRequest, HttpServletResponse aResponse,PrintWriter out, Throwable anException) {
1091 logger.error("error: " + anException);
1092 Map data = new HashMap();
1094 data.put("errorstring", anException.getMessage());
1095 data.put("date", StringUtil.date2readableDateTime(new GregorianCalendar()));
1097 deliver(out, aRequest, aResponse, data, null, configuration.getString("ServletModule.OpenIndy.ErrorTemplate"));
1099 catch (Throwable e) {
1100 throw new ServletModuleFailure(e);
1104 public void handleUserError(HttpServletRequest aRequest, HttpServletResponse aResponse,
1105 PrintWriter out, ServletModuleUserExc anException) {
1107 logger.warn("user error: " + anException.getMessage());
1108 Map data = new HashMap();
1110 MessageResources messages = MessageResources.getMessageResources("bundles.open");
1111 data.put("errorstring",
1112 messages.getMessage(getLocale(aRequest), anException.getMessage(), anException.getParameters())
1114 data.put("date", StringUtil.date2readableDateTime(new GregorianCalendar()));
1116 deliver(out, aRequest, aResponse, data, null, configuration.getString("ServletModule.OpenIndy.UserErrorTemplate"));
1118 catch (Throwable e) {
1119 throw new ServletModuleFailure(e);
1123 private String createOneTimePasswd() {