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 the com.oreilly.servlet library, any library
22 * licensed under the Apache Software License, The Sun (tm) Java Advanced
23 * Imaging library (JAI), The Sun JIMI library (or with modified versions of
24 * the above that use the same license as the above), and distribute linked
25 * combinations including the two. You must obey the GNU General Public
26 * License in all respects for all of the code used other than the above
27 * mentioned libraries. If you modify this file, you may extend this exception
28 * to your version of the file, but you are not obligated to do so. If you do
29 * not wish to do so, delete this exception statement from your version.
32 package mircoders.servlet;
34 import java.io.ByteArrayOutputStream;
36 import java.io.FileNotFoundException;
37 import java.io.FileReader;
38 import java.io.IOException;
39 import java.io.PrintWriter;
40 import java.io.StringWriter;
41 import java.util.ArrayList;
42 import java.util.Arrays;
43 import java.util.Collections;
44 import java.util.Enumeration;
45 import java.util.GregorianCalendar;
46 import java.util.HashMap;
47 import java.util.Iterator;
48 import java.util.List;
49 import java.util.ListIterator;
50 import java.util.Locale;
52 import java.util.Random;
54 import java.util.Vector;
55 import javax.servlet.http.HttpServletRequest;
56 import javax.servlet.http.HttpServletResponse;
57 import javax.servlet.http.HttpSession;
58 import javax.servlet.http.HttpUtils;
60 import org.apache.commons.fileupload.FileItem;
61 import org.apache.commons.net.smtp.SMTPClient;
62 import org.apache.commons.net.smtp.SMTPReply;
63 import org.apache.lucene.analysis.standard.StandardAnalyzer;
64 import org.apache.lucene.document.Document;
65 import org.apache.lucene.queryParser.QueryParser;
66 import org.apache.lucene.search.Hits;
67 import org.apache.lucene.search.IndexSearcher;
68 import org.apache.lucene.search.Query;
69 import org.apache.lucene.search.Searcher;
70 import org.apache.struts.util.MessageResources;
72 import gnu.regexp.REMatch;
74 import mir.entity.Entity;
75 import mir.generator.Generator;
76 import mir.log.LoggerWrapper;
77 import mir.misc.StringUtil;
78 import mir.servlet.ServletModule;
79 import mir.servlet.ServletModuleExc;
80 import mir.servlet.ServletModuleFailure;
81 import mir.servlet.ServletModuleUserExc;
82 import mir.session.HTTPAdapters;
83 import mir.session.Request;
84 import mir.session.Session;
85 import mir.session.SessionHandler;
86 import mir.session.SimpleResponse;
87 import mir.session.UploadedFile;
88 import mir.storage.StorageObjectFailure;
89 import mir.util.ExceptionFunctions;
90 import mir.util.HTTPParsedRequest;
91 import mir.util.HTTPRequestParser;
92 import mir.util.StringRoutines;
93 import mircoders.entity.EntityComment;
94 import mircoders.entity.EntityContent;
95 import mircoders.global.MirGlobal;
96 import mircoders.media.MediaUploadProcessor;
97 import mircoders.media.UnsupportedMediaFormatExc;
98 import mircoders.module.ModuleComment;
99 import mircoders.module.ModuleContent;
100 import mircoders.module.ModuleImages;
101 import mircoders.module.ModuleTopics;
102 import mircoders.pdf.PDFGenerator;
103 import mircoders.search.AudioSearchTerm;
104 import mircoders.search.ContentSearchTerm;
105 import mircoders.search.ImagesSearchTerm;
106 import mircoders.search.KeywordSearchTerm;
107 import mircoders.search.TextSearchTerm;
108 import mircoders.search.TopicSearchTerm;
109 import mircoders.search.UnIndexedSearchTerm;
110 import mircoders.search.VideoSearchTerm;
111 import mircoders.storage.DatabaseComment;
112 import mircoders.storage.DatabaseContent;
113 import mircoders.storage.DatabaseContentToMedia;
114 import mircoders.storage.DatabaseContentToTopics;
115 import mircoders.storage.DatabaseImages;
116 import mircoders.storage.DatabaseLanguage;
117 import mircoders.storage.DatabaseTopics;
120 * ServletModuleOpenIndy -
121 * is the open-access-servlet, which is responsible for
122 * adding comments to articles &
123 * open-postings to the newswire
125 * @author mir-coders group
126 * @version $Id: ServletModuleOpenIndy.java,v 1.79 2003/04/21 02:58:30 zapata Exp $
130 public class ServletModuleOpenIndy extends ServletModule
133 private String commentFormTemplate, commentFormDoneTemplate, commentFormDupeTemplate;
134 private String postingFormTemplate, postingFormDoneTemplate, postingFormDupeTemplate;
135 private String searchResultsTemplate;
136 private String prepareMailTemplate,sentMailTemplate;
137 private ModuleContent contentModule;
138 private ModuleComment commentModule;
139 private ModuleImages imageModule;
140 private ModuleTopics topicsModule;
141 private String directOp ="yes";
142 // Singelton / Kontruktor
143 private static ServletModuleOpenIndy instance = new ServletModuleOpenIndy();
144 public static ServletModule getInstance() { return instance; }
146 private ServletModuleOpenIndy() {
149 logger = new LoggerWrapper("ServletModule.OpenIndy");
151 commentFormTemplate = configuration.getString("ServletModule.OpenIndy.CommentTemplate");
152 commentFormDoneTemplate = configuration.getString("ServletModule.OpenIndy.CommentDoneTemplate");
153 commentFormDupeTemplate = configuration.getString("ServletModule.OpenIndy.CommentDupeTemplate");
155 postingFormTemplate = configuration.getString("ServletModule.OpenIndy.PostingTemplate");
156 postingFormDoneTemplate = configuration.getString("ServletModule.OpenIndy.PostingDoneTemplate");
157 postingFormDupeTemplate = configuration.getString("ServletModule.OpenIndy.PostingDupeTemplate");
159 searchResultsTemplate = configuration.getString("ServletModule.OpenIndy.SearchResultsTemplate");
160 prepareMailTemplate = configuration.getString("ServletModule.OpenIndy.PrepareMailTemplate");
161 sentMailTemplate = configuration.getString("ServletModule.OpenIndy.SentMailTemplate");
162 directOp = configuration.getString("DirectOpenposting").toLowerCase();
163 commentModule = new ModuleComment(DatabaseComment.getInstance());
164 mainModule = commentModule;
165 contentModule = new ModuleContent(DatabaseContent.getInstance());
166 topicsModule = new ModuleTopics(DatabaseTopics.getInstance());
167 imageModule = new ModuleImages(DatabaseImages.getInstance());
168 defaultAction="addposting";
170 catch (StorageObjectFailure e) {
171 logger.error("servletmoduleopenindy could not be initialized: " + e.getMessage());
176 * Method to return an "apology" when open postings are disabled
180 * @throws ServletModuleExc
181 * @throws ServletModuleUserExc
182 * @throws ServletModuleFailure
184 public void openPostingDisabled(HttpServletRequest aRequest, HttpServletResponse aResponse) throws ServletModuleExc, ServletModuleUserExc, ServletModuleFailure {
185 deliver(aRequest, aResponse, (Map) null, null,
186 configuration.getString("ServletModule.OpenIndy.PostingDisabledTemplate"));
190 * Method for making a comment
193 public void addcomment(HttpServletRequest req, HttpServletResponse res) throws ServletModuleExc, ServletModuleUserExc, ServletModuleFailure {
194 if (MirGlobal.abuse().getOpenPostingDisabled()) {
195 openPostingDisabled(req, res);
200 String aid = req.getParameter("aid"); // the article id the comment will belong to
202 if (aid != null && !aid.equals("")) {
204 Map mergeData = new HashMap();
207 if (MirGlobal.abuse().getOpenPostingPassword()) {
208 String passwd = this.createOneTimePasswd();
209 HttpSession session = req.getSession(false);
210 session.setAttribute("passwd", passwd);
211 mergeData.put("passwd", passwd);
214 mergeData.put("passwd", (String)null);
216 mergeData.put("aid", aid);
218 Map extraInfo = new HashMap();
219 extraInfo.put("languagePopUpData", DatabaseLanguage.getInstance().getPopupData());
221 deliver(req, res, mergeData, extraInfo, commentFormTemplate);
223 catch (Throwable t) {
224 throw new ServletModuleFailure("ServletModuleOpenIndy.addcomment: " + t.getMessage(), t);
228 throw new ServletModuleExc("aid not set!");
232 * Method for inserting a comment into the Database and delivering
233 * the commentDone Page
236 public void inscomment(HttpServletRequest req, HttpServletResponse res) throws ServletModuleExc, ServletModuleUserExc, ServletModuleFailure {
237 if (MirGlobal.abuse().getOpenPostingDisabled()) {
238 openPostingDisabled(req, res);
243 String aid = req.getParameter("to_media"); // the article id the comment will belong to
244 if (aid != null && !aid.equals("")) {
245 // ok, collecting data from form
247 Map withValues = getIntersectingValues(req, DatabaseComment.getInstance());
249 //no html in comments(for now)
250 for (Iterator i = withValues.keySet().iterator(); i.hasNext(); ) {
251 String k = (String) i.next();
252 String v = (String) withValues.get(k);
254 withValues.put(k, StringUtil.removeHTMLTags(v));
256 withValues.put("is_published", "1");
257 withValues.put("to_comment_status", "1");
258 withValues.put("is_html", "0");
260 //checking the onetimepasswd
261 HttpSession session = req.getSession(false);
262 String sessionPasswd = (String) session.getAttribute("passwd");
263 if (sessionPasswd != null) {
264 String passwd = req.getParameter("passwd");
265 if (passwd == null || passwd.length() == 0) {
266 throw new ServletModuleUserExc("comment.error.missingpassword", new String[] {});
268 if (!sessionPasswd.equals(passwd)) {
269 throw new ServletModuleUserExc("comment.error.invalidpassword", new String[] {});
271 session.invalidate();
274 String id = mainModule.add(withValues);
276 SimpleResponse response = new SimpleResponse();
277 response.setResponseGenerator(commentFormDoneTemplate);
280 deliver(req, res, (Map)null, null, commentFormDupeTemplate);
283 DatabaseContent.getInstance().setUnproduced("id=" + aid);
286 EntityComment comment = (EntityComment) DatabaseComment.getInstance().selectById(id);
287 MirGlobal.localizer().openPostings().afterCommentPosting(comment);
288 MirGlobal.abuse().checkComment(
289 comment, new HTTPAdapters.HTTPRequestAdapter(req), res);
291 catch (Throwable t) {
292 throw new ServletModuleExc(t.getMessage());
296 // redirecting to url
297 // should implement back to article
298 deliver(req, res, response.getResponseValues(), null, response.getResponseGenerator());
300 catch (Throwable e) {
301 throw new ServletModuleFailure(e);
305 throw new ServletModuleExc("aid not set!");
310 * Method for delivering the form-Page for open posting
313 public void addposting(HttpServletRequest req, HttpServletResponse res)
314 throws ServletModuleExc, ServletModuleUserExc, ServletModuleFailure
317 if (MirGlobal.abuse().getOpenPostingDisabled()) {
318 openPostingDisabled(req, res);
323 Map mergeData = new HashMap();
326 if (MirGlobal.abuse().getOpenPostingPassword()) {
327 String passwd = generateOnetimePassword();
328 HttpSession session = req.getSession(false);
329 session.setAttribute("passwd", passwd);
330 mergeData.put("passwd", passwd);
333 mergeData.put("passwd", (String)null);
336 String maxMedia = configuration.getString("ServletModule.OpenIndy.MaxMediaUploadItems");
337 String defaultMedia = configuration.getString("ServletModule.OpenIndy.DefaultMediaUploadItems");
338 String numOfMedia = req.getParameter("medianum");
340 if (numOfMedia == null || numOfMedia.equals("")) {
341 numOfMedia = defaultMedia;
343 else if (Integer.parseInt(numOfMedia) > Integer.parseInt(maxMedia)) {
344 numOfMedia = maxMedia;
347 int mediaNum = Integer.parseInt(numOfMedia);
348 List mediaFields = new Vector();
349 for (int i = 0; i < mediaNum; i++) {
350 Integer mNum = new Integer(i + 1);
351 mediaFields.add(mNum.toString());
353 mergeData.put("medianum", numOfMedia);
354 mergeData.put("mediafields", mediaFields);
355 mergeData.put("to_topic", null);
357 Map extraInfo = new HashMap();
358 extraInfo.put("languagePopUpData", DatabaseLanguage.getInstance().getPopupData());
359 extraInfo.put("themenPopupData", topicsModule.getTopicsAsSimpleList());
361 extraInfo.put("topics", topicsModule.getTopicsList());
362 deliver(req, res, mergeData, extraInfo, postingFormTemplate);
364 catch (Throwable t) {
365 throw new ServletModuleFailure(t);
370 * Method for inserting an open posting into the Database and delivering
371 * the postingDone Page
374 public void insposting(HttpServletRequest aRequest, HttpServletResponse aResponse) throws
375 ServletModuleExc, ServletModuleUserExc, ServletModuleFailure {
376 if (MirGlobal.abuse().getOpenPostingDisabled()) {
377 openPostingDisabled(aRequest, aResponse);
383 HTTPParsedRequest parsedRequest = new HTTPParsedRequest(
385 configuration.getString("Mir.DefaultEncoding"),
386 configuration.getInt("MaxMediaUploadSize")*1024,
387 configuration.getString("TempDir"));
389 Map mergeData = new HashMap();
391 HttpSession session = aRequest.getSession(false);
392 String sessionPasswd = (String) session.getAttribute("passwd");
393 if (sessionPasswd != null) {
394 String passwd = (String) parsedRequest.getParameter("passwd");
396 if (passwd == null || passwd.length() == 0) {
397 throw new ServletModuleUserExc("posting.error.missingpassword", new String[] {});
399 if (!sessionPasswd.equals(passwd)) {
400 throw new ServletModuleUserExc("posting.error.invalidpassword", new String[] {});
402 session.invalidate();
405 if ((((String) parsedRequest.getParameter("title")).length() == 0) ||
406 (((String) parsedRequest.getParameter("description")).length() == 0) ||
407 (((String) parsedRequest.getParameter("content_data")).length() == 0))
408 throw new ServletModuleUserExc("posting.error.missingfield", new String[] {});
410 List mediaList = new Vector();
411 Iterator i = parsedRequest.getFiles().iterator();
413 while (i.hasNext()) {
414 UploadedFile file = new mir.session.CommonsUploadedFileAdapter((FileItem) i.next());
415 Map mediaValues = new HashMap();
417 String suffix = file.getFieldName().substring(5); // media${m}
418 logger.debug("media_title" + suffix);
419 String title = parsedRequest.getParameter("media_title" + suffix);
421 mediaValues.put("title", StringUtil.removeHTMLTags(title));
422 mediaValues.put("creator", StringUtil.removeHTMLTags(parsedRequest.getParameter("creator")));
423 mediaValues.put("to_publisher", "0");
424 mediaValues.put("is_published", "1");
425 mediaValues.put("to_media_folder", "7");
427 mediaList.add(MediaUploadProcessor.processMediaUpload(file, mediaValues));
430 Map withValues = new HashMap();
431 i = DatabaseContent.getInstance().getFields().iterator();
432 while (i.hasNext()) {
433 String field = (String) i.next();
434 String value = parsedRequest.getParameter(field);
436 withValues.put(field, value);
440 for (i = withValues.keySet().iterator(); i.hasNext(); ) {
441 String k = (String) i.next();
442 String v = (String) withValues.get(k);
444 if (k.equals("content_data")) {
445 //this doesn't quite work yet, so for now, all html goes
446 //withValues.put(k,StringUtil.approveHTMLTags(v));
447 withValues.put(k, StringUtil.deleteForbiddenTags(v));
449 else if (k.equals("description")) {
450 String tmp = StringUtil.deleteForbiddenTags(v);
451 withValues.put(k, StringUtil.deleteHTMLTableTags(tmp));
454 withValues.put(k, StringUtil.removeHTMLTags(v));
458 withValues.put("date", StringUtil.date2webdbDate(new GregorianCalendar()));
459 withValues.put("publish_path",
460 StringUtil.webdbDate2path( (String) withValues.get("date")));
461 withValues.put("is_produced", "0");
462 withValues.put("is_published", "1");
463 if (directOp.equals("yes"))
464 withValues.put("to_article_type", "1");
466 withValues.put("to_publisher", "1");
468 // inserting content into database
469 String cid = contentModule.add(withValues);
470 logger.debug("id: " + cid);
471 //insert was not successfull
473 deliver(aRequest, aResponse, mergeData, null, postingFormDupeTemplate);
477 List topics = parsedRequest.getParameterList("to_topic");
478 if (topics.size() > 0) {
480 DatabaseContentToTopics.getInstance().setTopics(cid, topics);
482 catch (Throwable e) {
483 logger.error("setting content_x_topic failed");
484 contentModule.deleteById(cid);
485 throw new ServletModuleFailure(
486 "smod - openindy :: insposting: setting content_x_topic failed: " +
491 i = mediaList.iterator();
492 while (i.hasNext()) {
493 Entity mediaEnt = (Entity) i.next();
494 DatabaseContentToMedia.getInstance().addMedia(cid, mediaEnt.getId());
497 EntityContent article = (EntityContent) contentModule.getById(cid);
499 MirGlobal.abuse().checkArticle(article, aRequest, aResponse);
500 MirGlobal.localizer().openPostings().afterContentPosting(article);
502 catch (Throwable t) {
503 logger.error("Error while post-processing article: " + t.getMessage());
505 deliver(aRequest, aResponse, mergeData, null, postingFormDoneTemplate);
507 catch (Throwable e) {
508 e.printStackTrace(logger.asPrintWriter(logger.DEBUG_MESSAGE));
509 Throwable cause = ExceptionFunctions.traceCauseException(e);
511 if (cause instanceof UnsupportedMediaFormatExc) {
512 throw new ServletModuleUserExc("media.unsupportedformat", new String[] {});
514 throw new ServletModuleFailure(e);
519 * Due to a serious shortcoming of Tomcat 3.3, an extra sessionid parameter is
520 * generated into open session urls. Tomcat 3.3 makes it impossible to
521 * distinguish between sessions that are identified using a url and those
522 * that are identified using cookies: if both a sessionid cookie and a sessionid
523 * url are available, tomcat 3.3 pretends the url wasn't there...
525 private static final String SESSION_REQUEST_KEY="sessionid";
528 * Dispatch method for open sessions: a flexible extensible and customizable way
529 * for open access. Can be used for postings, but also for lots of other stuff.
533 * @throws ServletModuleExc
534 * @throws ServletModuleUserExc
535 * @throws ServletModuleFailure
538 public void opensession(HttpServletRequest aRequest, HttpServletResponse aResponse)
539 throws ServletModuleExc, ServletModuleUserExc, ServletModuleFailure {
542 Request request = new HTTPAdapters.HTTPParsedRequestAdapter(new HTTPParsedRequest(aRequest, 1000000, "/tmp"));
544 if (aRequest.isRequestedSessionIdValid() && !aRequest.isRequestedSessionIdFromURL() &&
545 !aRequest.getRequestedSessionId().equals(aRequest.getParameter(SESSION_REQUEST_KEY)))
546 aRequest.getSession().invalidate();
548 Session session = new HTTPAdapters.HTTPSessionAdapter(aRequest.getSession());
550 SimpleResponse response = new SimpleResponse(
551 ServletHelper.makeGenerationData(new Locale[] {getLocale(aRequest), getFallbackLocale(aRequest)},
554 response.setResponseValue("actionURL", aResponse.encodeURL(HttpUtils.getRequestURL(aRequest).toString())+"?"+SESSION_REQUEST_KEY+"="+aRequest.getSession().getId());
556 SessionHandler handler = MirGlobal.localizer().openPostings().getOpenSessionHandler(request, session);
558 handler.processRequest(request, session, response);
559 ServletHelper.generateOpenPostingResponse(aResponse.getWriter(), response.getResponseValues(), response.getResponseGenerator());
561 catch (Throwable t) {
562 logger.error(t.toString());
563 t.printStackTrace(logger.asPrintWriter(logger.DEBUG_MESSAGE));
565 throw new ServletModuleFailure(t);
570 * Method for preparing and sending a content as an email message
573 public void mail(HttpServletRequest req, HttpServletResponse res)
574 throws ServletModuleExc, ServletModuleUserExc, ServletModuleFailure
576 String aid = req.getParameter("mail_aid");
578 throw new ServletModuleExc("An article id must be specified in requests to email an article. Something therefore went badly wrong....");
581 String to = req.getParameter("mail_to");
582 String from = req.getParameter("mail_from");
583 String from_name = req.getParameter("mail_from_name");
584 String comment = req.getParameter("mail_comment");
585 String mail_language = req.getParameter("mail_language");
587 Map mergeData = new HashMap();
589 if (to == null || from == null || from_name == null|| to.equals("") || from.equals("") || from_name.equals("") || mail_language == null || mail_language.equals("")){
591 for (Enumeration theParams = req.getParameterNames(); theParams.hasMoreElements() ;) {
592 String pName=(String)theParams.nextElement();
593 if (pName.startsWith("mail_")){
594 mergeData.put( pName,req.getParameter(pName) );
598 deliver(req, res, mergeData, null, prepareMailTemplate);
601 //run checks on to and from and mail_language to make sure no monkey business occurring
602 if (mail_language.indexOf('.') != -1 || mail_language.indexOf('/') != -1 ) {
603 throw new ServletModuleExc("Invalid language");
605 if (to.indexOf('\n') != -1
606 || to.indexOf('\r') != -1
607 || to.indexOf(',') != -1) {
608 throw new ServletModuleUserExc("email.error.invalidtoaddress", new String[] {to});
610 if (from.indexOf('\n') != -1 || from.indexOf('\r') != -1 || from.indexOf(',') != -1 ) {
611 throw new ServletModuleUserExc("email.error.invalidfromaddress", new String[] {from});
615 EntityContent contentEnt;
617 contentEnt = (EntityContent)contentModule.getById(aid);
620 throw new ServletModuleFailure("Couldn't get content for article "+aid + ": " + e.getMessage(), e);
622 String producerStorageRoot=configuration.getString("Producer.StorageRoot");
623 String producerDocRoot=configuration.getString("Producer.DocRoot");
624 String publishPath = contentEnt.getValue("publish_path");
625 String txtFilePath = producerStorageRoot + producerDocRoot + "/" + mail_language +
626 publishPath + "/" + aid + ".txt";
629 File inputFile = new File(txtFilePath);
633 FileReader in = new FileReader(inputFile);
634 StringWriter out = new StringWriter();
636 while ((c = in.read()) != -1)
639 content= out.toString();
641 catch (FileNotFoundException e){
642 throw new ServletModuleFailure("No text file found in " + txtFilePath, e);
644 catch (IOException e){
645 throw new ServletModuleFailure("Problem reading file in " + txtFilePath, e);
648 content = "To: " + to + "\nReply-To: "+ from + "\n" + content;
649 // put in the comment where it should go
650 if (comment != null) {
651 String commentTextToInsert = "\n\nAttached comment from " + from_name + ":\n" + comment;
653 content=StringRoutines.performRegularExpressionReplacement(content,"!COMMENT!",commentTextToInsert);
656 throw new ServletModuleFailure("Problem doing regular expression replacement " + e.toString(), e);
661 content=StringRoutines.performRegularExpressionReplacement(content,"!COMMENT!","");
664 throw new ServletModuleFailure("Problem doing regular expression replacement " + e.toString(), e);
668 SMTPClient client=new SMTPClient();
671 client.connect(configuration.getString("ServletModule.OpenIndy.SMTPServer"));
673 reply = client.getReplyCode();
675 if (!SMTPReply.isPositiveCompletion(reply)) {
677 throw new ServletModuleExc("SMTP server refused connection.");
680 client.sendSimpleMessage(configuration.getString("ServletModule.OpenIndy.EmailIsFrom"), to, content);
683 //mission accomplished
684 deliver(req, res, mergeData, null, sentMailTemplate);
686 catch(IOException e) {
687 if(client.isConnected()) {
690 } catch(IOException f) {
694 throw new ServletModuleFailure(e);
703 * Method for querying a lucene index
707 * @throws ServletModuleExc
708 * @throws ServletModuleUserExc
709 * @throws ServletModuleFailure
712 public void search(HttpServletRequest req, HttpServletResponse res)
713 throws ServletModuleExc, ServletModuleUserExc, ServletModuleFailure {
715 final String[] search_variables = { "search_content", "search_boolean", "search_creator",
716 "search_topic", "search_hasImages", "search_hasAudio", "search_hasVideo", "search_sort",
717 "search_submit", "search_back", "search_forward" };
718 HTTPRequestParser requestParser = new HTTPRequestParser(req);
722 HttpSession session = req.getSession(false);
724 String queryString="";
726 Map mergeData = new HashMap();
728 KeywordSearchTerm dateTerm = new KeywordSearchTerm("date_formatted","search_date","webdb_create_formatted","webdb_create_formatted","webdb_create_formatted");
729 UnIndexedSearchTerm whereTerm = new UnIndexedSearchTerm("","","","where","where");
730 TextSearchTerm creatorTerm = new TextSearchTerm("creator","search_creator","creator","creator","creator");
731 TextSearchTerm titleTerm = new TextSearchTerm("title","search_content","title","title","title");
732 TextSearchTerm descriptionTerm = new TextSearchTerm("description","search_content","description","description","description");
733 ContentSearchTerm contentTerm = new ContentSearchTerm("content_data","search_content","content","","");
734 TopicSearchTerm topicTerm = new TopicSearchTerm();
735 ImagesSearchTerm imagesTerm = new ImagesSearchTerm();
736 AudioSearchTerm audioTerm = new AudioSearchTerm();
737 VideoSearchTerm videoTerm = new VideoSearchTerm();
739 //make the query available to subsequent iterations
741 Iterator j = Arrays.asList(search_variables).iterator();
742 while (j.hasNext()) {
743 String variable = (String) j.next();
745 mergeData.put(variable, requestParser.getParameter(variable));
749 mergeData.put("topics", topicsModule.getTopicsAsSimpleList());
752 logger.debug("Can't get topics: " + e.toString());
755 String searchBackValue = req.getParameter("search_back");
756 String searchForwardValue = req.getParameter("search_forward");
758 if (searchBackValue != null){
759 int totalHits = ((Integer) session.getAttribute("numberOfHits")).intValue();
760 int newPosition=((Integer)session.getAttribute("positionInResults")).intValue()-increment;
763 if (newPosition >= totalHits)
764 newPosition=totalHits-1;
765 session.setAttribute("positionInResults",new Integer(newPosition));
768 if (searchForwardValue != null){
769 int totalHits = ((Integer) session.getAttribute("numberOfHits")).intValue();
770 int newPosition=((Integer)session.getAttribute("positionInResults")).intValue()+increment;
773 if (newPosition >= totalHits)
774 newPosition=totalHits-1;
776 session.setAttribute("positionInResults",new Integer(newPosition));
779 String indexPath=configuration.getString("IndexPath");
782 String creatorFragment = creatorTerm.makeTerm(req);
783 if (creatorFragment != null){
784 queryString = queryString + " +" + creatorFragment;
787 // search title, description, and content for something
788 // the contentTerm uses param "search_boolean" to combine its terms
789 String contentFragment = contentTerm.makeTerm(req);
790 if (contentFragment != null){
791 logger.debug("contentFragment: " + contentFragment);
792 queryString = queryString + " +" + contentFragment;
795 String topicFragment = topicTerm.makeTerm(req);
796 if (topicFragment != null){
797 queryString = queryString + " +" + topicFragment;
800 String imagesFragment = imagesTerm.makeTerm(req);
801 if (imagesFragment != null){
802 queryString = queryString + " +" + imagesFragment;
805 String audioFragment = audioTerm.makeTerm(req);
806 if (audioFragment != null){
807 queryString = queryString + " +" + audioFragment;
810 String videoFragment = videoTerm.makeTerm(req);
811 if (videoFragment != null){
812 queryString = queryString + " +" + videoFragment;
815 if (queryString == null || queryString == ""){
820 Searcher searcher = null;
822 searcher = new IndexSearcher(indexPath);
824 catch(IOException e) {
825 logger.debug("Can't open indexPath: " + indexPath);
826 throw new ServletModuleExc("Problem with Search Index! : "+ e.toString());
831 query = QueryParser.parse(queryString, "content", new StandardAnalyzer());
835 logger.debug("Query don't parse: " + queryString);
836 throw new ServletModuleExc("Problem with Query String! (was '"+queryString+"')");
841 hits = searcher.search(query);
843 catch(IOException e) {
845 logger.debug("Can't get hits: " + e.toString());
846 throw new ServletModuleExc("Problem getting hits!");
850 int end = hits.length();
852 String sortBy=req.getParameter("search_sort");
853 if (sortBy == null || sortBy.equals("")){
854 throw new ServletModuleExc("Please let me sort by something!(missing search_sort)");
857 // here is where the documents will go for storage across sessions
858 ArrayList theDocumentsSorted = new ArrayList();
860 if (sortBy.equals("score")){
861 for(int i = start; i < end; i++) {
862 theDocumentsSorted.add(hits.doc(i));
866 // then we'll sort by date!
867 Map dateToPosition = new HashMap(end,1.0F); //we know how big it will be
868 for(int i = start; i < end; i++) {
869 String creationDate=(hits.doc(i)).get("creationDate");
870 // do a little dance in case two contents created at the same second!
871 if (dateToPosition.containsKey(creationDate)){
872 ((ArrayList) (dateToPosition.get(creationDate))).add(new Integer(i));
875 ArrayList thePositions = new ArrayList();
876 thePositions.add(new Integer(i));
877 dateToPosition.put(creationDate,thePositions);
880 Set keys = dateToPosition.keySet();
881 ArrayList keyList= new ArrayList(keys);
882 Collections.sort(keyList);
883 if (sortBy.equals("date_desc")){
884 Collections.reverse(keyList);
887 if (!sortBy.equals("date_asc")){
888 throw new ServletModuleExc("don't know how to sort by: "+ sortBy);
891 ListIterator keyTraverser = keyList.listIterator();
892 while (keyTraverser.hasNext()){
893 ArrayList positions = (ArrayList)dateToPosition.get((keyTraverser.next()));
894 ListIterator positionsTraverser=positions.listIterator();
895 while (positionsTraverser.hasNext()){
896 theDocumentsSorted.add(hits.doc(((Integer)(positionsTraverser.next())).intValue()));
904 catch (IOException e){
905 logger.debug("Can't close searcher: " + e.toString());
906 throw new ServletModuleFailure("Problem closing searcher(normal):" + e.getMessage(), e);
910 session.removeAttribute("numberOfHits");
911 session.removeAttribute("theDocumentsSorted");
912 session.removeAttribute("positionInResults");
914 session.setAttribute("numberOfHits",new Integer(end));
915 session.setAttribute("theDocumentsSorted",theDocumentsSorted);
916 session.setAttribute("positionInResults",new Integer(0));
919 catch (IOException e){
920 logger.debug("Can't close searcher: " + e.toString());
921 throw new ServletModuleFailure("Problem closing searcher: " + e.getMessage(), e);
928 ArrayList theDocs = (ArrayList)session.getAttribute("theDocumentsSorted");
929 if (theDocs != null){
931 mergeData.put("numberOfHits", ((Integer)session.getAttribute("numberOfHits")).toString());
932 List theHits = new Vector();
933 int pIR=((Integer)session.getAttribute("positionInResults")).intValue();
935 int numHits=((Integer)session.getAttribute("numberOfHits")).intValue();
937 if (!(pIR+increment>=numHits)){
938 mergeData.put("hasNext","y");
941 mergeData.put("hasNext", null);
944 mergeData.put("hasPrevious","y");
947 mergeData.put("hasPrevious", null);
950 if ((pIR+increment)>numHits){
954 terminus=pIR+increment;
956 for(int i = pIR; i < terminus; i++) {
957 Map h = new HashMap();
958 Document theHit = (Document)theDocs.get(i);
959 whereTerm.returnMeta(h,theHit);
960 creatorTerm.returnMeta(h,theHit);
961 titleTerm.returnMeta(h,theHit);
962 descriptionTerm.returnMeta(h,theHit);
963 dateTerm.returnMeta(h,theHit);
964 imagesTerm.returnMeta(h,theHit);
965 audioTerm.returnMeta(h,theHit);
966 videoTerm.returnMeta(h,theHit);
969 mergeData.put("hits",theHits);
972 catch (Throwable e) {
973 logger.error("Can't iterate over hits: " + e.toString());
975 throw new ServletModuleFailure("Problem getting hits: " + e.getMessage(), e);
978 mergeData.put("queryString",queryString);
980 deliver(req, res, mergeData, null, searchResultsTemplate);
982 catch (NullPointerException n){
983 throw new ServletModuleFailure("Null Pointer: "+n.toString(), n);
988 * Method for dynamically generating a pdf using iText
992 public void getpdf(HttpServletRequest req, HttpServletResponse res)
993 throws ServletModuleExc, ServletModuleUserExc, ServletModuleFailure {
994 String ID_REQUEST_PARAM = "id";
996 String idParam = req.getParameter(ID_REQUEST_PARAM);
997 if (idParam != null) {
998 ByteArrayOutputStream out = new ByteArrayOutputStream();
999 PDFGenerator pdfMaker = new PDFGenerator(out);
1001 RE re = new RE("[0-9]+");
1004 REMatch[] idMatches=re.getAllMatches(idParam);
1006 if (idMatches.length > 1){
1008 for (int i = 0; i < idMatches.length; i++){
1009 REMatch aMatch = idMatches[i];
1010 String id=aMatch.toString();
1011 EntityContent contentEnt = (EntityContent)contentModule.getById(id);
1012 pdfMaker.addIndexItem(contentEnt);
1017 for (int i = 0; i < idMatches.length; i++){
1018 REMatch aMatch = idMatches[i];
1020 String id=aMatch.toString();
1022 EntityContent contentEnt = (EntityContent)contentModule.getById(id);
1023 pdfMaker.add(contentEnt);
1028 res.setContentType("application/pdf");
1029 byte[] content = out.toByteArray();
1030 res.setContentLength(content.length);
1031 res.getOutputStream().write(content);
1032 res.getOutputStream().flush();
1036 throw new ServletModuleExc("Missing id.");
1039 catch (Throwable t) {
1040 logger.error(t.toString());
1041 throw new ServletModuleFailure(t);
1045 public String generateOnetimePassword() {
1046 Random r = new Random();
1047 int random = r.nextInt();
1049 long l = System.currentTimeMillis();
1051 l = (l * l * l * l) / random;
1055 String returnString = "" + l;
1057 return returnString.substring(5);
1060 public void deliver(HttpServletRequest aRequest, HttpServletResponse aResponse, Map aData, Map anExtra, String aGenerator)
1061 throws ServletModuleFailure {
1063 deliver(aResponse.getWriter(), aRequest, aResponse, aData, anExtra, aGenerator);
1065 catch (Throwable t) {
1066 throw new ServletModuleFailure(t);
1070 public void deliver(PrintWriter anOutputWriter, HttpServletRequest aRequest, HttpServletResponse aResponse, Map aData, Map anExtra, String aGenerator)
1071 throws ServletModuleFailure {
1073 Map responseData = ServletHelper.makeGenerationData(new Locale[] { getLocale(aRequest), getFallbackLocale(aRequest)}, "bundles.open");
1074 responseData.put("data", aData);
1075 responseData.put("extra", anExtra);
1078 Generator generator = MirGlobal.localizer().generators().makeOpenPostingGeneratorLibrary().makeGenerator(aGenerator);
1079 generator.generate(anOutputWriter, responseData, logger);
1081 anOutputWriter.close();
1083 catch (Throwable e) {
1084 logger.error("Error while generating " + aGenerator + ": " + e.getMessage());
1086 throw new ServletModuleFailure(e);
1090 public void handleError(HttpServletRequest aRequest, HttpServletResponse aResponse,PrintWriter out, Throwable anException) {
1092 logger.error("error: " + anException);
1093 Map data = new HashMap();
1095 data.put("errorstring", anException.getMessage());
1096 data.put("date", StringUtil.date2readableDateTime(new GregorianCalendar()));
1098 deliver(out, aRequest, aResponse, data, null, configuration.getString("ServletModule.OpenIndy.ErrorTemplate"));
1100 catch (Throwable e) {
1101 throw new ServletModuleFailure(e);
1105 public void handleUserError(HttpServletRequest aRequest, HttpServletResponse aResponse,
1106 PrintWriter out, ServletModuleUserExc anException) {
1108 logger.warn("user error: " + anException.getMessage());
1109 Map data = new HashMap();
1111 MessageResources messages = MessageResources.getMessageResources("bundles.open");
1112 data.put("errorstring",
1113 messages.getMessage(getLocale(aRequest), anException.getMessage(), anException.getParameters())
1115 data.put("date", StringUtil.date2readableDateTime(new GregorianCalendar()));
1117 deliver(out, aRequest, aResponse, data, null, configuration.getString("ServletModule.OpenIndy.UserErrorTemplate"));
1119 catch (Throwable e) {
1120 throw new ServletModuleFailure(e);
1124 private String createOneTimePasswd() {