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.CacheKey;
95 import mircoders.global.MirGlobal;
96 import mircoders.media.MediaUploadProcessor;
97 import mircoders.module.ModuleComment;
98 import mircoders.module.ModuleContent;
99 import mircoders.module.ModuleImages;
100 import mircoders.module.ModuleMediaType;
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 1.86 2003/05/04 12:56:33 john 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,emailAnArticleTemplate;
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 emailAnArticleTemplate = configuration.getString("ServletModule.OpenIndy.MailableArticleTemplate");
162 sentMailTemplate = configuration.getString("ServletModule.OpenIndy.SentMailTemplate");
163 directOp = configuration.getString("DirectOpenposting").toLowerCase();
164 commentModule = new ModuleComment(DatabaseComment.getInstance());
165 mainModule = commentModule;
166 contentModule = new ModuleContent(DatabaseContent.getInstance());
167 topicsModule = new ModuleTopics(DatabaseTopics.getInstance());
168 imageModule = new ModuleImages(DatabaseImages.getInstance());
169 defaultAction="addposting";
171 catch (StorageObjectFailure e) {
172 logger.error("servletmoduleopenindy could not be initialized: " + e.getMessage());
177 * Method to return an "apology" when open postings are disabled
181 * @throws ServletModuleExc
182 * @throws ServletModuleUserExc
183 * @throws ServletModuleFailure
185 public void openPostingDisabled(HttpServletRequest aRequest, HttpServletResponse aResponse) throws ServletModuleExc, ServletModuleUserExc, ServletModuleFailure {
186 deliver(aRequest, aResponse, (Map) null, null,
187 configuration.getString("ServletModule.OpenIndy.PostingDisabledTemplate"));
191 * Method for making a comment
194 public void addcomment(HttpServletRequest req, HttpServletResponse res) throws ServletModuleExc, ServletModuleUserExc, ServletModuleFailure {
195 if (MirGlobal.abuse().getOpenPostingDisabled()) {
196 openPostingDisabled(req, res);
201 String aid = req.getParameter("aid"); // the article id the comment will belong to
203 if (aid != null && !aid.equals("")) {
205 Map mergeData = new HashMap();
208 if (MirGlobal.abuse().getOpenPostingPassword()) {
209 String passwd = this.createOneTimePasswd();
210 HttpSession session = req.getSession(false);
211 session.setAttribute("passwd", passwd);
212 mergeData.put("passwd", passwd);
215 mergeData.put("passwd", (String)null);
217 mergeData.put("aid", aid);
219 Map extraInfo = new HashMap();
220 extraInfo.put("languagePopUpData", DatabaseLanguage.getInstance().getPopupData());
222 deliver(req, res, mergeData, extraInfo, commentFormTemplate);
224 catch (Throwable t) {
225 throw new ServletModuleFailure("ServletModuleOpenIndy.addcomment: " + t.getMessage(), t);
229 throw new ServletModuleExc("aid not set!");
233 * Method for inserting a comment into the Database and delivering
234 * the commentDone Page
237 public void inscomment(HttpServletRequest req, HttpServletResponse res) throws ServletModuleExc, ServletModuleUserExc, ServletModuleFailure {
238 if (MirGlobal.abuse().getOpenPostingDisabled()) {
239 openPostingDisabled(req, res);
244 String aid = req.getParameter("to_media"); // the article id the comment will belong to
245 if (aid != null && !aid.equals("")) {
246 // ok, collecting data from form
248 Map withValues = getIntersectingValues(req, DatabaseComment.getInstance());
250 //no html in comments(for now)
251 for (Iterator i = withValues.keySet().iterator(); i.hasNext(); ) {
252 String k = (String) i.next();
253 String v = (String) withValues.get(k);
255 withValues.put(k, StringUtil.removeHTMLTags(v));
257 withValues.put("is_published", "1");
258 withValues.put("to_comment_status", "1");
259 withValues.put("is_html", "0");
261 //checking the onetimepasswd
262 HttpSession session = req.getSession(false);
263 String sessionPasswd = (String) session.getAttribute("passwd");
264 if (sessionPasswd != null) {
265 String passwd = req.getParameter("passwd");
266 if (passwd == null || passwd.length() == 0) {
267 throw new ServletModuleUserExc("comment.error.missingpassword", new String[] {});
269 if (!sessionPasswd.equals(passwd)) {
270 throw new ServletModuleUserExc("comment.error.invalidpassword", new String[] {});
272 session.invalidate();
275 String id = mainModule.add(withValues);
277 SimpleResponse response = new SimpleResponse();
278 response.setResponseGenerator(commentFormDoneTemplate);
281 deliver(req, res, (Map)null, null, commentFormDupeTemplate);
284 DatabaseContent.getInstance().setUnproduced("id=" + aid);
287 EntityComment comment = (EntityComment) DatabaseComment.getInstance().selectById(id);
288 MirGlobal.localizer().openPostings().afterCommentPosting(comment);
289 MirGlobal.abuse().checkComment(
290 comment, new HTTPAdapters.HTTPRequestAdapter(req), res);
292 catch (Throwable t) {
293 throw new ServletModuleExc(t.getMessage());
297 // redirecting to url
298 // should implement back to article
299 deliver(req, res, response.getResponseValues(), null, response.getResponseGenerator());
301 catch (Throwable e) {
302 throw new ServletModuleFailure(e);
306 throw new ServletModuleExc("aid not set!");
311 * Method for delivering the form-Page for open posting
314 public void addposting(HttpServletRequest req, HttpServletResponse res)
315 throws ServletModuleExc, ServletModuleUserExc, ServletModuleFailure
318 if (MirGlobal.abuse().getOpenPostingDisabled()) {
319 openPostingDisabled(req, res);
324 Map mergeData = new HashMap();
327 if (MirGlobal.abuse().getOpenPostingPassword()) {
328 String passwd = generateOnetimePassword();
329 HttpSession session = req.getSession(false);
330 session.setAttribute("passwd", passwd);
331 mergeData.put("passwd", passwd);
334 mergeData.put("passwd", (String)null);
337 String maxMedia = configuration.getString("ServletModule.OpenIndy.MaxMediaUploadItems");
338 String defaultMedia = configuration.getString("ServletModule.OpenIndy.DefaultMediaUploadItems");
339 String numOfMedia = req.getParameter("medianum");
341 if (numOfMedia == null || numOfMedia.equals("")) {
342 numOfMedia = defaultMedia;
344 else if (Integer.parseInt(numOfMedia) > Integer.parseInt(maxMedia)) {
345 numOfMedia = maxMedia;
348 int mediaNum = Integer.parseInt(numOfMedia);
349 List mediaFields = new Vector();
350 for (int i = 0; i < mediaNum; i++) {
351 Integer mNum = new Integer(i + 1);
352 mediaFields.add(mNum.toString());
354 mergeData.put("medianum", numOfMedia);
355 mergeData.put("mediafields", mediaFields);
356 mergeData.put("to_topic", null);
358 Map extraInfo = new HashMap();
359 extraInfo.put("languagePopUpData", DatabaseLanguage.getInstance().getPopupData());
360 extraInfo.put("themenPopupData", topicsModule.getTopicsAsSimpleList());
362 extraInfo.put("topics", topicsModule.getTopicsList());
363 deliver(req, res, mergeData, extraInfo, postingFormTemplate);
365 catch (Throwable t) {
366 throw new ServletModuleFailure(t);
371 * Method for inserting an open posting into the Database and delivering
372 * the postingDone Page
375 public void insposting(HttpServletRequest aRequest, HttpServletResponse aResponse) throws
376 ServletModuleExc, ServletModuleUserExc, ServletModuleFailure {
377 if (MirGlobal.abuse().getOpenPostingDisabled()) {
378 openPostingDisabled(aRequest, aResponse);
384 HTTPParsedRequest parsedRequest = new HTTPParsedRequest(
386 configuration.getString("Mir.DefaultEncoding"),
387 configuration.getInt("MaxMediaUploadSize")*1024,
388 configuration.getString("TempDir"));
390 Map mergeData = new HashMap();
392 HttpSession session = aRequest.getSession(false);
393 String sessionPasswd = (String) session.getAttribute("passwd");
394 if (sessionPasswd != null) {
395 String passwd = (String) parsedRequest.getParameter("passwd");
397 if (passwd == null || passwd.length() == 0) {
398 throw new ServletModuleUserExc("posting.error.missingpassword", new String[] {});
400 if (!sessionPasswd.equals(passwd)) {
401 throw new ServletModuleUserExc("posting.error.invalidpassword", new String[] {});
403 session.invalidate();
406 if ((((String) parsedRequest.getParameter("title")).length() == 0) ||
407 (((String) parsedRequest.getParameter("description")).length() == 0) ||
408 (((String) parsedRequest.getParameter("content_data")).length() == 0))
409 throw new ServletModuleUserExc("posting.error.missingfield", new String[] {});
411 List mediaList = new Vector();
412 Iterator i = parsedRequest.getFiles().iterator();
414 while (i.hasNext()) {
415 UploadedFile file = new mir.session.CommonsUploadedFileAdapter((FileItem) i.next());
416 Map mediaValues = new HashMap();
418 String suffix = file.getFieldName().substring(5); // media${m}
419 logger.debug("media_title" + suffix);
420 String title = parsedRequest.getParameter("media_title" + suffix);
422 mediaValues.put("title", StringUtil.removeHTMLTags(title));
423 mediaValues.put("creator", StringUtil.removeHTMLTags(parsedRequest.getParameter("creator")));
424 mediaValues.put("to_publisher", "0");
425 mediaValues.put("is_published", "1");
426 mediaValues.put("to_media_folder", "7");
428 mediaList.add(MediaUploadProcessor.processMediaUpload(file, mediaValues));
431 Map withValues = new HashMap();
432 i = DatabaseContent.getInstance().getFields().iterator();
433 while (i.hasNext()) {
434 String field = (String) i.next();
435 String value = parsedRequest.getParameter(field);
437 withValues.put(field, value);
441 for (i = withValues.keySet().iterator(); i.hasNext(); ) {
442 String k = (String) i.next();
443 String v = (String) withValues.get(k);
445 if (k.equals("content_data")) {
446 //this doesn't quite work yet, so for now, all html goes
447 //withValues.put(k,StringUtil.approveHTMLTags(v));
448 withValues.put(k, StringUtil.deleteForbiddenTags(v));
450 else if (k.equals("description")) {
451 String tmp = StringUtil.deleteForbiddenTags(v);
452 withValues.put(k, StringUtil.deleteHTMLTableTags(tmp));
455 withValues.put(k, StringUtil.removeHTMLTags(v));
459 withValues.put("date", StringUtil.date2webdbDate(new GregorianCalendar()));
460 withValues.put("publish_path",
461 StringUtil.webdbDate2path( (String) withValues.get("date")));
462 withValues.put("is_produced", "0");
463 withValues.put("is_published", "1");
464 if (directOp.equals("yes"))
465 withValues.put("to_article_type", "1");
467 withValues.put("to_publisher", "1");
469 // inserting content into database
470 String cid = contentModule.add(withValues);
471 logger.debug("id: " + cid);
472 //insert was not successfull
474 deliver(aRequest, aResponse, mergeData, null, postingFormDupeTemplate);
478 List topics = parsedRequest.getParameterList("to_topic");
479 if (topics.size() > 0) {
481 DatabaseContentToTopics.getInstance().setTopics(cid, topics);
483 catch (Throwable e) {
484 logger.error("setting content_x_topic failed");
485 contentModule.deleteById(cid);
486 throw new ServletModuleFailure(
487 "smod - openindy :: insposting: setting content_x_topic failed: " +
492 i = mediaList.iterator();
493 while (i.hasNext()) {
494 Entity mediaEnt = (Entity) i.next();
495 DatabaseContentToMedia.getInstance().addMedia(cid, mediaEnt.getId());
498 EntityContent article = (EntityContent) contentModule.getById(cid);
500 MirGlobal.abuse().checkArticle(
501 article, new HTTPAdapters.HTTPRequestAdapter(aRequest), aResponse);
502 MirGlobal.localizer().openPostings().afterContentPosting(article);
504 catch (Throwable t) {
505 logger.error("Error while post-processing article: " + t.getMessage());
507 deliver(aRequest, aResponse, mergeData, null, postingFormDoneTemplate);
509 catch (Throwable e) {
510 e.printStackTrace(logger.asPrintWriter(LoggerWrapper.DEBUG_MESSAGE));
511 Throwable cause = ExceptionFunctions.traceCauseException(e);
513 if (cause instanceof ModuleMediaType.UnsupportedMimeTypeExc) {
514 throw new ServletModuleUserExc("media.unsupportedformat", new String[] {});
516 throw new ServletModuleFailure(e);
521 * Due to a serious shortcoming of Tomcat 3.3, an extra sessionid parameter is
522 * generated into open session urls. Tomcat 3.3 makes it impossible to
523 * distinguish between sessions that are identified using a url and those
524 * that are identified using cookies: if both a sessionid cookie and a sessionid
525 * url are available, tomcat 3.3 pretends the url wasn't there...
527 private static final String SESSION_REQUEST_KEY="sessionid";
530 * Dispatch method for open sessions: a flexible extensible and customizable way
531 * for open access. Can be used for postings, but also for lots of other stuff.
535 * @throws ServletModuleExc
536 * @throws ServletModuleUserExc
537 * @throws ServletModuleFailure
540 public void opensession(HttpServletRequest aRequest, HttpServletResponse aResponse)
541 throws ServletModuleExc, ServletModuleUserExc, ServletModuleFailure {
545 new HTTPAdapters.HTTPParsedRequestAdapter(new HTTPParsedRequest(aRequest,
546 configuration.getString("Mir.DefaultEncoding"),
547 configuration.getInt("MaxMediaUploadSize")*1024,
548 configuration.getString("TempDir")));
550 if (aRequest.isRequestedSessionIdValid() && !aRequest.isRequestedSessionIdFromURL() &&
551 !aRequest.getRequestedSessionId().equals(aRequest.getParameter(SESSION_REQUEST_KEY)))
552 aRequest.getSession().invalidate();
554 Session session = new HTTPAdapters.HTTPSessionAdapter(aRequest.getSession());
556 SimpleResponse response = new SimpleResponse(
557 ServletHelper.makeGenerationData(new Locale[] {getLocale(aRequest), getFallbackLocale(aRequest)},
560 response.setResponseValue("actionURL", aResponse.encodeURL(HttpUtils.getRequestURL(aRequest).toString())+"?"+SESSION_REQUEST_KEY+"="+aRequest.getSession().getId());
562 SessionHandler handler = MirGlobal.localizer().openPostings().getOpenSessionHandler(request, session);
564 handler.processRequest(request, session, response);
565 ServletHelper.generateOpenPostingResponse(aResponse.getWriter(), response.getResponseValues(), response.getResponseGenerator());
567 catch (Throwable t) {
568 logger.error(t.toString());
569 t.printStackTrace(logger.asPrintWriter(LoggerWrapper.DEBUG_MESSAGE));
571 throw new ServletModuleFailure(t);
576 * Method for preparing and sending a content as an email message
579 public void mail(HttpServletRequest req, HttpServletResponse res)
580 throws ServletModuleExc, ServletModuleUserExc, ServletModuleFailure
582 String aid = req.getParameter("mail_aid");
584 throw new ServletModuleExc("An article id must be specified in requests to email an article. Something therefore went badly wrong....");
587 String to = req.getParameter("mail_to");
588 String from = req.getParameter("mail_from");
589 String from_name = req.getParameter("mail_from_name");
590 String comment = req.getParameter("mail_comment");
591 String mail_language = req.getParameter("mail_language");
593 Map mergeData = new HashMap();
595 if (to == null || from == null || from_name == null|| to.equals("") || from.equals("") || from_name.equals("") || mail_language == null || mail_language.equals("")){
597 for (Enumeration theParams = req.getParameterNames(); theParams.hasMoreElements() ;) {
598 String pName=(String)theParams.nextElement();
599 if (pName.startsWith("mail_")){
600 mergeData.put( pName,req.getParameter(pName) );
604 deliver(req, res, mergeData, null, prepareMailTemplate);
607 //run checks on to and from and mail_language to make sure no monkey business occurring
608 if (mail_language.indexOf('.') != -1 || mail_language.indexOf('/') != -1 ) {
609 throw new ServletModuleExc("Invalid language");
611 if (to.indexOf('\n') != -1
612 || to.indexOf('\r') != -1
613 || to.indexOf(',') != -1) {
614 throw new ServletModuleUserExc("email.error.invalidtoaddress", new String[] {to});
616 if (from.indexOf('\n') != -1 || from.indexOf('\r') != -1 || from.indexOf(',') != -1 ) {
617 throw new ServletModuleUserExc("email.error.invalidfromaddress", new String[] {from});
620 CacheKey theCacheKey=new CacheKey("email",aid+mail_language);
623 if (MirGlobal.mruCache().hasObject(theCacheKey)){
624 logger.info("fetching email text for article "+aid+" from cache");
625 theEmailText = (String) MirGlobal.mruCache().getObject(theCacheKey);
628 EntityContent contentEnt;
630 contentEnt = (EntityContent)contentModule.getById(aid);
631 StringWriter theEMailTextWriter=new StringWriter();
632 PrintWriter dest = new PrintWriter(theEMailTextWriter);
633 Map articleData = new HashMap();
634 articleData.put("article",mir.generator.FreemarkerGenerator.makeAdapter(contentEnt));
635 articleData.put("languagecode",mail_language);
636 deliver(dest,req, res, articleData, null, emailAnArticleTemplate,mail_language);
637 theEmailText=theEMailTextWriter.toString();
638 MirGlobal.mruCache().storeObject(theCacheKey,theEmailText);
641 throw new ServletModuleFailure("Couldn't get content for article "+aid + mail_language + ": " + e.getMessage(), e);
645 String content = theEmailText;
649 content = "To: " + to + "\nReply-To: "+ from + "\n" + content;
650 // put in the comment where it should go
651 if (comment != null) {
652 String commentTextToInsert = "\n\nAttached comment from " + from_name + ":\n" + comment;
654 content=StringRoutines.performRegularExpressionReplacement(content,"!COMMENT!",commentTextToInsert);
657 throw new ServletModuleFailure("Problem doing regular expression replacement " + e.toString(), e);
662 content=StringRoutines.performRegularExpressionReplacement(content,"!COMMENT!","");
665 throw new ServletModuleFailure("Problem doing regular expression replacement " + e.toString(), e);
669 SMTPClient client=new SMTPClient();
672 client.connect(configuration.getString("ServletModule.OpenIndy.SMTPServer"));
674 reply = client.getReplyCode();
676 if (!SMTPReply.isPositiveCompletion(reply)) {
678 throw new ServletModuleExc("SMTP server refused connection.");
681 client.sendSimpleMessage(configuration.getString("ServletModule.OpenIndy.EmailIsFrom"), to, content);
684 //mission accomplished
685 deliver(req, res, mergeData, null, sentMailTemplate);
687 catch(IOException e) {
688 if(client.isConnected()) {
691 } catch(IOException f) {
695 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) throws ServletModuleExc, ServletModuleUserExc, ServletModuleFailure {
714 final String[] search_variables = {
715 "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());
751 catch (Throwable e) {
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");
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());
832 catch (Exception e) {
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);
908 session.removeAttribute("numberOfHits");
909 session.removeAttribute("theDocumentsSorted");
910 session.removeAttribute("positionInResults");
912 session.setAttribute("numberOfHits", new Integer(end));
913 session.setAttribute("theDocumentsSorted", theDocumentsSorted);
914 session.setAttribute("positionInResults", new Integer(0));
917 catch (IOException e) {
918 logger.debug("Can't close searcher: " + e.toString());
919 throw new ServletModuleFailure("Problem closing searcher: " + e.getMessage(), e);
926 ArrayList theDocs = (ArrayList) session.getAttribute("theDocumentsSorted");
927 if (theDocs != null) {
929 mergeData.put("numberOfHits", ( (Integer) session.getAttribute("numberOfHits")).toString());
930 List theHits = new Vector();
931 int pIR = ( (Integer) session.getAttribute("positionInResults")).intValue();
933 int numHits = ( (Integer) session.getAttribute("numberOfHits")).intValue();
935 if (! (pIR + increment >= numHits)) {
936 mergeData.put("hasNext", "y");
939 mergeData.put("hasNext", null);
942 mergeData.put("hasPrevious", "y");
945 mergeData.put("hasPrevious", null);
948 if ( (pIR + increment) > numHits) {
952 terminus = pIR + increment;
954 for (int i = pIR; i < terminus; i++) {
955 Map h = new HashMap();
956 Document theHit = (Document) theDocs.get(i);
957 whereTerm.returnMeta(h, theHit);
958 creatorTerm.returnMeta(h, theHit);
959 titleTerm.returnMeta(h, theHit);
960 descriptionTerm.returnMeta(h, theHit);
961 dateTerm.returnMeta(h, theHit);
962 imagesTerm.returnMeta(h, theHit);
963 audioTerm.returnMeta(h, theHit);
964 videoTerm.returnMeta(h, theHit);
967 mergeData.put("hits", theHits);
970 catch (Throwable e) {
971 logger.error("Can't iterate over hits: " + e.toString());
973 throw new ServletModuleFailure("Problem getting hits: " + e.getMessage(), e);
976 mergeData.put("queryString", queryString);
978 deliver(req, res, mergeData, null, searchResultsTemplate);
980 catch (NullPointerException n) {
981 throw new ServletModuleFailure("Null Pointer: " + n.toString(), n);
986 * Method for dynamically generating a pdf using iText
989 public void getpdf(HttpServletRequest req, HttpServletResponse res)
990 throws ServletModuleExc, ServletModuleUserExc, ServletModuleFailure {
991 long starttime=System.currentTimeMillis();
992 String ID_REQUEST_PARAM = "id";
993 int maxArticlesInNewsleter = 15; // it is nice not to be dos'ed
995 String idParam = req.getParameter(ID_REQUEST_PARAM);
996 if (idParam != null) {
999 RE re = new RE("[0-9]+");
1002 REMatch[] idMatches=re.getAllMatches(idParam);
1004 String cacheSelector="";
1006 for (int i = 0; i < idMatches.length; i++){
1007 cacheSelector= cacheSelector + "," + idMatches[i].toString();
1010 String cacheType="pdf";
1012 CacheKey theCacheKey = new CacheKey(cacheType,cacheSelector);
1016 if (MirGlobal.mruCache().hasObject(theCacheKey)){
1017 logger.info("fetching pdf from cache");
1018 thePDF = (byte[]) MirGlobal.mruCache().getObject(theCacheKey);
1021 logger.info("generating pdf and caching it");
1022 ByteArrayOutputStream out = new ByteArrayOutputStream();
1023 PDFGenerator pdfMaker = new PDFGenerator(out);
1025 if (idMatches.length > 1){
1027 for (int i = 0; i < idMatches.length && i < maxArticlesInNewsleter; i++){
1028 REMatch aMatch = idMatches[i];
1029 String id=aMatch.toString();
1030 EntityContent contentEnt = (EntityContent)contentModule.getById(id);
1031 pdfMaker.addIndexItem(contentEnt);
1035 for (int i = 0; i < idMatches.length; i++){
1036 REMatch aMatch = idMatches[i];
1037 String id=aMatch.toString();
1038 EntityContent contentEnt = (EntityContent)contentModule.getById(id);
1040 pdfMaker.add(contentEnt);
1044 thePDF = out.toByteArray();
1046 //and save all our hard work!
1047 MirGlobal.mruCache().storeObject(theCacheKey,thePDF);
1050 res.setContentType("application/pdf");
1051 res.setContentLength(thePDF.length);
1052 res.getOutputStream().write(thePDF);
1053 res.getOutputStream().flush();
1054 String elapsedtime=(new Long(System.currentTimeMillis()-starttime)).toString();
1055 logger.info("pdf retireval took "+elapsedtime + " milliseconds" );
1059 throw new ServletModuleExc("Missing id.");
1062 catch (Throwable t) {
1063 logger.error(t.toString());
1064 throw new ServletModuleFailure(t);
1070 public String generateOnetimePassword() {
1071 Random r = new Random();
1072 int random = r.nextInt();
1074 long l = System.currentTimeMillis();
1076 l = (l * l * l * l) / random;
1080 String returnString = "" + l;
1082 return returnString.substring(5);
1085 public void deliver(HttpServletRequest aRequest, HttpServletResponse aResponse, Map aData, Map anExtra, String aGenerator) throws ServletModuleFailure {
1087 deliver(aResponse.getWriter(), aRequest, aResponse, aData, anExtra, aGenerator);
1089 catch (Throwable t) {
1090 throw new ServletModuleFailure(t);
1094 public void deliver(PrintWriter anOutputWriter, HttpServletRequest aRequest, HttpServletResponse aResponse, Map aData, Map anExtra, String aGenerator)
1095 throws ServletModuleFailure {
1097 Map responseData = ServletHelper.makeGenerationData(new Locale[] { getLocale(aRequest), getFallbackLocale(aRequest)}, "bundles.open");
1098 responseData.put("data", aData);
1099 responseData.put("extra", anExtra);
1102 Generator generator = MirGlobal.localizer().generators().makeOpenPostingGeneratorLibrary().makeGenerator(aGenerator);
1103 generator.generate(anOutputWriter, responseData, logger);
1105 anOutputWriter.close();
1107 catch (Throwable e) {
1108 logger.error("Error while generating " + aGenerator + ": " + e.getMessage());
1110 throw new ServletModuleFailure(e);
1114 public void deliver(PrintWriter anOutputWriter, HttpServletRequest aRequest, HttpServletResponse aResponse, Map aData, Map anExtra, String aGenerator,String aLocaleString)
1115 throws ServletModuleFailure {
1117 Map responseData = ServletHelper.makeGenerationData(new Locale[] { new Locale(aLocaleString,""), getFallbackLocale(aRequest)}, "bundles.open");
1118 responseData.put("data", aData);
1119 responseData.put("extra", anExtra);
1122 Generator generator = MirGlobal.localizer().generators().makeOpenPostingGeneratorLibrary().makeGenerator(aGenerator);
1123 generator.generate(anOutputWriter, responseData, logger);
1125 anOutputWriter.close();
1127 catch (Throwable e) {
1128 logger.error("Error while generating " + aGenerator + ": " + e.getMessage());
1130 throw new ServletModuleFailure(e);
1135 public void handleError(HttpServletRequest aRequest, HttpServletResponse aResponse,PrintWriter out, Throwable anException) {
1137 logger.error("error: " + anException);
1138 Map data = new HashMap();
1140 data.put("errorstring", anException.getMessage());
1141 data.put("date", StringUtil.date2readableDateTime(new GregorianCalendar()));
1143 deliver(out, aRequest, aResponse, data, null, configuration.getString("ServletModule.OpenIndy.ErrorTemplate"));
1145 catch (Throwable e) {
1146 throw new ServletModuleFailure(e);
1150 public void handleUserError(HttpServletRequest aRequest, HttpServletResponse aResponse,
1151 PrintWriter out, ServletModuleUserExc anException) {
1153 logger.warn("user error: " + anException.getMessage());
1154 Map data = new HashMap();
1156 MessageResources messages = MessageResources.getMessageResources("bundles.open");
1157 data.put("errorstring", messages.getMessage(getLocale(aRequest), anException.getMessage(), anException.getParameters()));
1158 data.put("date", StringUtil.date2readableDateTime(new GregorianCalendar()));
1160 deliver(out, aRequest, aResponse, data, null, configuration.getString("ServletModule.OpenIndy.UserErrorTemplate"));
1162 catch (Throwable e) {
1163 throw new ServletModuleFailure(e);
1167 private String createOneTimePasswd() {