1 package mircoders.servlet;
8 import java.lang.reflect.*;
9 import javax.servlet.*;
10 import javax.servlet.http.*;
12 import freemarker.template.*;
13 import com.oreilly.servlet.multipart.*;
14 import com.oreilly.servlet.*;
23 import mircoders.entity.*;
24 import mircoders.storage.*;
25 import mircoders.module.*;
26 import mircoders.producer.*;
29 * ServletModuleOpenIndy -
30 * is the open-access-servlet, which is responsible for
31 * adding comments to articles &
32 * open-postings to the newswire
37 public class ServletModuleOpenIndy extends ServletModule
39 private ModuleContent contentModule;
40 private ModuleImages imageModule;
41 private ModuleTopics themenModule;
44 private static String commentFormTemplate = "open/comment.template";
45 private static String commentFormDoneTemplate = "open/comment_done.template";
46 private static String commentFormDupeTemplate = "open/comment_dupe.template";
47 private static String postingFormTemplate = "open/posting.template";
48 private static String postingFormDoneTemplate = "open/posting_done.template";
49 private static String postingFormDupeTemplate = "open/posting_dupe.template";
50 private static boolean directOp = true;
52 // Singelton / Kontruktor
53 private static ServletModuleOpenIndy instance = new ServletModuleOpenIndy();
54 public static ServletModule getInstance() { return instance; }
56 public static void setDirectOp(boolean v) {
60 // public static setCommentFormTemplate(String template) throws {
63 private ServletModuleOpenIndy() {
65 theLog = Logfile.getInstance(this.getClass().getName());
66 //commentFormTemplate = MirConfig.getProp("ServletModule.OpenIndy.CommentTemplate");
67 //commentFormDoneTemplate = MirConfig.getProp("ServletModule.OpenIndy.CommentDoneTemplate");
68 //commentFormDupeTemplate = MirConfig.getProp("ServletModule.OpenIndy.CommentDupeTemplate");
69 //postingFormTemplate = MirConfig.getProp("ServletModule.OpenIndy.PostingTemplate");
70 //postingFormDoneTemplate = MirConfig.getProp("ServletModule.OpenIndy.PostingDoneTemplate");
71 //postingFormDupeTemplate = MirConfig.getProp("ServletModule.OpenIndy.PostingDupeTemplate");
72 //directOp = MirConfig.getProp("DirectOpenposting").toLowerCase();
73 mainModule = new ModuleComment(DatabaseComment.getInstance());
74 contentModule = new ModuleContent(DatabaseContent.getInstance());
75 themenModule = new ModuleTopics(DatabaseTopics.getInstance());
76 imageModule = new ModuleImages(DatabaseImages.getInstance());
77 defaultAction="addposting";
79 catch (StorageObjectException e) {
80 theLog.printError("servletmoduleopenindy could not be initialized");
86 * Method for making a comment
89 public void addcomment(HttpServletRequest req, HttpServletResponse res) throws ServletModuleException
91 String aid = req.getParameter("aid"); // the article id the comment will belong to
92 if (aid!=null && !aid.equals(""))
94 SimpleHash mergeData = new SimpleHash();
96 mergeData.put("aid", aid);
97 deliver(req, res, mergeData, commentFormTemplate);
99 else throw new ServletModuleException("aid not set!");
103 * Method for inserting a comment into the Database and delivering
104 * the commentDone Page
107 public void inscomment(HttpServletRequest req, HttpServletResponse res) throws ServletModuleException
109 String aid = req.getParameter("to_media"); // the article id the comment will belong to
110 if (aid!=null && !aid.equals(""))
112 // ok, collecting data from form
114 HashMap withValues = getIntersectingValues(req, DatabaseComment.getInstance());
116 //no html in comments(for now)
117 for (Iterator i=withValues.keySet().iterator(); i.hasNext(); ){
118 String k=(String)i.next();
119 String v=(String)withValues.get(k);
121 withValues.put(k,StringUtil.removeHTMLTags(v));
123 withValues.put("is_published","1");
125 // inserting into database
126 String id = mainModule.add(withValues);
127 theLog.printDebugInfo("id: "+id);
128 //insert was not successfull
130 deliver(req, res, new SimpleHash(), commentFormDupeTemplate);
133 // producing new page
134 new ProducerContent().handle(null, null, true, false, aid);
137 int exitValue = Helper.rsync();
138 theLog.printDebugInfo("rsync:"+exitValue);
140 // redirecting to url
141 // should implement back to article
142 SimpleHash mergeData = new SimpleHash();
143 deliver(req, res, mergeData, commentFormDoneTemplate);
145 catch (StorageObjectException e) { throw new ServletModuleException(e.toString());}
146 catch (ModuleException e) { throw new ServletModuleException(e.toString());}
149 else throw new ServletModuleException("aid not set!");
154 * Method for delivering the form-Page for open posting
157 public void addposting(HttpServletRequest req, HttpServletResponse res) throws ServletModuleException
159 SimpleHash mergeData = new SimpleHash();
160 String numOfMedia = req.getParameter("medianum");
161 if(numOfMedia==null||numOfMedia.equals("")){
165 int mediaNum = Integer.parseInt(numOfMedia);
166 SimpleList mediaFields = new SimpleList();
167 for(int i =0; i<mediaNum;i++){
168 Integer mNum = new Integer(i+1);
169 mediaFields.add(mNum.toString());
171 mergeData.put("medianum",numOfMedia);
172 mergeData.put("mediafields",mediaFields);
173 mergeData.put("themenPopupData", themenModule.getTopicsAsSimpleList());
176 /** @todo popups missing */
178 mergeData.put("languagePopUpData",DatabaseLanguage.getInstance().getPopupData());
179 } catch (Exception e) {
180 theLog.printError("languagePopUpData failed");
182 deliver(req, res, mergeData, postingFormTemplate);
186 * Method for inserting an open posting into the Database and delivering
187 * the postingDone Page
190 public void insposting(HttpServletRequest req, HttpServletResponse res)
191 throws ServletModuleException
193 SimpleHash mergeData = new SimpleHash();
194 boolean setMedia=false;
197 WebdbMultipartRequest mp = new WebdbMultipartRequest(req);
199 HashMap withValues = mp.getParameters();
201 // call the routines that escape html
203 for (Iterator i=withValues.keySet().iterator(); i.hasNext(); ){
204 String k=(String)i.next();
205 String v=(String)withValues.get(k);
207 if (k.equals("content_data")){
208 //this doesn't quite work yet, so for now, all html goes
209 //withValues.put(k,StringUtil.approveHTMLTags(v));
210 //withValues.put(k,StringUtil.removeHTMLTags(v));
212 withValues.put(k,StringUtil.removeHTMLTags(v));
217 withValues.put("date", StringUtil.date2webdbDate(new GregorianCalendar()));
218 withValues.put("publish_path", StringUtil.webdbDate2path((String)withValues.get("date")));
219 withValues.put("is_produced", "0");
220 // op-articles are immediatly published
221 withValues.put("is_published","1");
222 // if op direct article-type == newswire
223 if (directOp) withValues.put("to_article_type","1");
225 // owner is openposting user
226 withValues.put("to_publisher","1");
227 if (withValues.get("creator").toString().equals(""))
228 withValues.put("creator","Anonym");
230 // inserting content into database
231 String cid = contentModule.add(withValues);
232 theLog.printDebugInfo("id: "+cid);
233 //insert was not successfull
235 //How do we know that it was not succesful cause of a
236 //dupe, what if it failed cause of "No space left on device"?
237 //Or is there something I am missing? Wouldn't it be better
238 //to have an explicit dupe check and then insert? I have no
239 //idea what I am talking about. this comment is in case
240 //I forget to explicitely ask. -mh
241 deliver(req, res, mergeData, postingFormDupeTemplate);
244 String[] to_topicsArr = mp.getParameterValues("to_topic");
245 if (to_topicsArr != null && to_topicsArr.length > 0) {
247 DatabaseContentToTopics.getInstance().setTopics(cid,to_topicsArr);
248 theLog.printError("setting content_x_topic success");
249 } catch (Exception e) {
250 theLog.printError("setting content_x_topic failed");
254 // if op contains uploaddata
257 for(Iterator it = mp.requestList.iterator(); it.hasNext();){
258 MpRequest mpReq = (MpRequest)it.next();
259 String fileName = mpReq.getFilename();
261 //get the content-type from what the client browser
262 //sends us. (the "Oreilly method")
263 String contentType = mpReq.getContentType();
265 theLog.printError("FROM BROWSER: "+contentType);
267 //if the client browser sent us unknown (text/plain is default)
268 //or if we got application/octet-stream, it's possible that
269 //the browser is in error, better check against the file extension
270 if (contentType.equals("text/plain") ||
271 contentType.equals("application/octet-stream")) {
273 * This is just a temporary way to get the content-type via
274 * the .extension , we could maybe use a magic method, by looking
275 * at the header (first few bytes) of the file. (like the file(1)
277 * The Oreilly method relies on the content-type that the client
278 * browser sends and that sometimes is application-octet stream with
279 * broken/mis-configured browsers.
281 * The map file should be Mir/content-types.properties, it's the
282 * default Sun Java file with some additional entries that it did
283 * not have. So if you support a new media type you have to make
284 * sure that it is in this file -mh
286 contentType = FileUtil.guessContentTypeFromName(fileName);
287 theLog.printError("tYPE: "+contentType);
288 if (contentType==null)
289 contentType = "text/plain"; // rfc1867 says this is the default
291 HashMap mediaValues = new HashMap();
293 theLog.printError("CONTENT TYPE IS: "+contentType);
295 if (contentType.equals("text/plain") ||
296 contentType.equals("application/octet-stream")) {
297 throw new ServletModuleException("ModuleException: One or more files of unrecognized types");
300 String mediaTitle=(String)withValues.get("media_title"+i);
303 if (mediaTitle==null)
304 mediaTitle = (String)withValues.get("title");
306 mediaValues.put("title", mediaTitle);
307 mediaValues.put("date", StringUtil.date2webdbDate(new GregorianCalendar()));
308 mediaValues.put("to_publisher", "1"); // op user
309 mediaValues.put("to_media_folder", "7"); // op media_folder
310 mediaValues.put("is_produced", "0");
311 mediaValues.put("is_published","1");
313 //the where clause to find the media_type entry
314 //from the content-type.
315 //we use the media type entry to lookup the
316 //media Handler/Storage classes
317 String wc = " mime_type='"+contentType+"'";
319 EntityList mediaTypesList = DatabaseMediaType.getInstance().selectByWhereClause(wc);
321 String mediaTypeId = null;
322 String mediaStorageName = null;
323 String mediaHandlerName = null;
325 //if we found an entry matching the
326 //content-type int the table.
327 if (mediaTypesList.size() > 0) {
328 //get the class names from the media_type table.
329 mediaTypeId = mediaTypesList.elementAt(0).getId();
330 mediaStorageName = mediaTypesList.elementAt(0).getValue("tablename");
331 mediaHandlerName = mediaTypesList.elementAt(0).getValue("classname");
332 mediaValues.put("to_media_type",mediaTypeId);
334 //load the classes via reflection
337 Class mediaStorageClass = Class.forName("mircoders.storage.Database"+mediaStorageName);
338 Method m = mediaStorageClass.getMethod("getInstance", null);
339 Database mediaStorage = (Database)m.invoke(null, null);
340 Entity mediaEnt = (Entity)mediaStorage.getEntityClass().newInstance();
341 mediaEnt.setStorage(mediaStorage);
342 mediaEnt.setValues(mediaValues);
343 mediaId = mediaEnt.insert();
345 Class mediaHandlerClass = Class.forName("mir.media.MediaHandler"+mediaHandlerName);
346 MirMedia mediaHandler = (MirMedia)mediaHandlerClass.newInstance();
347 //save and store the media data/metadata
348 mediaHandler.set(mpReq.getMedia(), mediaEnt,mediaTypesList.elementAt(0));
350 //were done with mpReq at this point, dereference it.
351 //as it contains mucho mem. -mh 01.10.2001
355 new ProducerMedia().handle(null, null, false, false, mediaId);
357 } catch (Exception e) {
358 theLog.printError("setting uploaded_media failed: "+e.toString());
361 //we got this far, associate the media to the article
363 DatabaseContentToMedia.getInstance().addMedia(cid,mediaId);
364 theLog.printError("setting content_x_media success");
365 } catch (Exception e) {
366 theLog.printError("setting content_x_media failed");
370 theLog.printDebugInfo("Wrong file uploaded!: " + fileName);
371 throw new ServletModuleException("ModuleException: One or more files of unrecognized types");
372 } // end if-else mediaTypesList.size() > 0
374 } //end for Iterator...
376 //dereference mp. -mh
379 // producing openpostinglist
380 new ProducerOpenPosting().handle(null,null,false,false);
381 // producing new page
382 new ProducerContent().handle(null, null, false, false,cid);
383 //if direct op producing startpage
384 if (directOp) new ProducerStartPage().handle(null,null);
387 //should be configureable
388 int exitValue = Helper.rsync();
389 theLog.printDebugInfo("rsync: "+exitValue);
392 catch (IOException e) { throw new ServletModuleException("IOException: "+ e.toString());}
393 catch (StorageObjectException e) { throw new ServletModuleException("StorageObjectException" + e.toString());}
394 catch (ModuleException e) { throw new ServletModuleException("ModuleException"+e.toString());}
396 deliver(req, res, mergeData, postingFormDoneTemplate);