ALF-9153 Convert the discussions replies listing webscript to be lucene free and java backed

git-svn-id: https://svn.alfresco.com/repos/alfresco-enterprise/alfresco/HEAD/root@29868 c4b6b30b-aa2e-2d43-bbcb-ca4b014f7261
2025-08-21 18:09:20 +00:00 · 2011-08-18 12:34:27 +00:00
parent 878754ece9
commit bc5454a861
3 changed files with 111 additions and 99 deletions
--- a/source/java/org/alfresco/repo/web/scripts/discussion/ForumPostRepliesGet.java
+++ b/source/java/org/alfresco/repo/web/scripts/discussion/ForumPostRepliesGet.java
@@ -0,0 +1,105 @@
+/*
+ * Copyright (C) 2005-2011 Alfresco Software Limited.
+ *
+ * This file is part of Alfresco
+ *
+ * Alfresco is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Alfresco is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with Alfresco. If not, see <http://www.gnu.org/licenses/>.
+ */
+package org.alfresco.repo.web.scripts.discussion;
+
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+
+import org.alfresco.service.cmr.discussion.PostInfo;
+import org.alfresco.service.cmr.discussion.PostWithReplies;
+import org.alfresco.service.cmr.discussion.TopicInfo;
+import org.alfresco.service.cmr.repository.NodeRef;
+import org.alfresco.service.cmr.site.SiteInfo;
+import org.json.JSONObject;
+import org.springframework.extensions.webscripts.Cache;
+import org.springframework.extensions.webscripts.Status;
+import org.springframework.extensions.webscripts.WebScriptException;
+import org.springframework.extensions.webscripts.WebScriptRequest;
+
+/**
+ * This class is the controller for the discussions page creating forum-post-replies.get webscript.
+ * 
+ * @author Nick Burch
+ * @since 4.0
+ */
+public class ForumPostRepliesGet extends AbstractDiscussionWebScript
+{
+   @Override
+   protected Map<String, Object> executeImpl(SiteInfo site, NodeRef nodeRef,
+         TopicInfo topic, PostInfo post, WebScriptRequest req, JSONObject json,
+         Status status, Cache cache) 
+   {
+      // How many levels did they want?
+      int levels = 1;
+      String levelsS = req.getParameter("levels");
+      if(levelsS != null)
+      {
+         try
+         {
+            levels = Integer.parseInt(levelsS);
+         }
+         catch(NumberFormatException e)
+         {
+            throw new WebScriptException(Status.STATUS_BAD_REQUEST, "Level depth parameter invalid");
+         }
+      }
+      
+      // Fetch the replies
+      PostWithReplies replies;
+      if(post != null)
+      {
+         replies = discussionService.listPostReplies(post, levels);
+      }
+      else if(topic != null)
+      {
+         replies = discussionService.listPostReplies(topic, levels);
+      }
+      else 
+      {
+         String error = "Node was of the wrong type, only Topic and Post are supported";
+         throw new WebScriptException(Status.STATUS_BAD_REQUEST, error);
+      }
+      
+      // Build the common model parts
+      Map<String, Object> model = buildCommonModel(site, topic, post, req);
+      
+      // Build the JSON for the replies
+      model.put("data", renderReplies(replies, site).get("children"));  
+      
+      // All done
+      return model;
+   }
+   
+   private Map<String, Object> renderReplies(PostWithReplies replies, SiteInfo site)
+   {
+      Map<String, Object> reply = renderPost(replies.getPost(), site);
+      reply.put("childCount", replies.getReplies().size());
+      
+      List<Map<String,Object>> r = new ArrayList<Map<String,Object>>();
+      for(PostWithReplies child : replies.getReplies())
+      {
+         r.add(renderReplies(child, site));
+      }
+      reply.put("children", r);
+      
+      return reply;
+   }
+}