/** * Displays a Discussion Thread page * * <p>- Requires a cookie for the session user - Requires a threadId request parameter for the * HTTP GET * * @param req The HTTP Request * @param res The HTTP Response */ public void discussionAction(HttpServletRequest req, HttpServletResponse res) { // Ensure there is a cookie for the session user if (AccountController.redirectIfNoCookie(req, res)) return; Map<String, Object> viewData = new HashMap<>(); if (req.getMethod() == HttpMethod.Get) { // Get the thread GroupManager gm = new GroupManager(); int threadId = Integer.parseInt(req.getParameter("threadId")); DiscussionManager discussionManager = new DiscussionManager(); DiscussionThread thread = discussionManager.getThread(threadId); thread.setGroup(gm.get(thread.getGroupId())); thread.setPosts(discussionManager.getPosts(threadId)); // get documents for the thread DocumentManager docMan = new DocumentManager(); viewData.put("documents", docMan.getDocumentsForThread(threadId)); viewData.put("thread", thread); viewData.put("title", "Discussion: " + thread.getThreadName()); view(req, res, "/views/group/DiscussionThread.jsp", viewData); } else { httpNotFound(req, res); } }
/** * Displays the Create Discussion page for a HTTP Get, or creates a Discussion Thread for a HTTP * Post * * <p>- Requires a cookie for the session user - Requires a groupId request parameter for a GET - * Requires a groupId and threadName request parameter for a POST - Requires a document request * part for a POST * * @param req The HTTP Request * @param res The HTTP Response */ public void createDiscussionAction(HttpServletRequest req, HttpServletResponse res) { // Ensure there is a cookie for the session user if (AccountController.redirectIfNoCookie(req, res)) return; Map<String, Object> viewData = new HashMap<>(); if (req.getMethod() == HttpMethod.Get) { viewData.put("title", "Create Discussion"); viewData.put("groupId", req.getParameter("groupId")); view(req, res, "/views/group/CreateDiscussion.jsp", viewData); return; } else if (req.getMethod() == HttpMethod.Post) { // save discussion GroupManager groupMan = new GroupManager(); DiscussionThread thread = new DiscussionThread(); int groupId = Integer.parseInt(req.getParameter("groupId")); thread.setGroupId(groupId); thread.setGroup(groupMan.get(groupId)); thread.setThreadName(req.getParameter("threadName")); DiscussionManager dm = new DiscussionManager(); dm.createDiscussion(thread); try { Part documentPart = req.getPart("document"); // if we have a document to upload if (documentPart.getSize() > 0) { String uuid = DocumentController.saveDocument(this.getServletContext(), documentPart); Document doc = new Document(); doc.setDocumentName(getFileName(documentPart)); doc.setDocumentPath(uuid); doc.setVersionNumber(1); doc.setThreadId(thread.getId()); doc.setGroupId(thread.getGroupId()); DocumentManager docMan = new DocumentManager(); docMan.createDocument(doc); // Get uploading User HttpSession session = req.getSession(); Session userSession = (Session) session.getAttribute("userSession"); User uploader = userSession.getUser(); // Create a notification to all in the group NotificationManager notificationMan = new NotificationManager(); groupMan = new GroupManager(); List<User> groupUsers = groupMan.getGroupUsers(groupId); for (User u : groupUsers) { Notification notification = new Notification( u.getId(), u, groupId, null, "User " + uploader.getFullName() + " has uploaded a document", "/document/document?documentId=" + doc.getId()); notificationMan.createNotification(notification); } } } catch (Exception e) { logger.log(Level.SEVERE, "Document save error", e); } redirectToLocal(req, res, "/group/discussion/?threadId=" + thread.getId()); return; } httpNotFound(req, res); }