code.grnet.gr Git - pithos/blob - src/gr/ebs/gss/server/rest/UserHandler.java

   1 /*
   2  * Copyright 2008, 2009 Electronic Business Systems Ltd.
   3  *
   4  * This file is part of GSS.
   5  *
   6  * GSS 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 3 of the License, or
   9  * (at your option) any later version.
  10  *
  11  * GSS 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.
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * along with GSS.  If not, see <http://www.gnu.org/licenses/>.
  18  */
  19 package gr.ebs.gss.server.rest;
  20
  21 import static gr.ebs.gss.server.configuration.GSSConfigurationFactory.getConfiguration;
  22 import gr.ebs.gss.client.exceptions.ObjectNotFoundException;
  23 import gr.ebs.gss.client.exceptions.RpcException;
  24 import gr.ebs.gss.server.domain.User;
  25 import gr.ebs.gss.server.domain.dto.StatsDTO;
  26
  27 import java.io.IOException;
  28
  29 import javax.servlet.http.HttpServletRequest;
  30 import javax.servlet.http.HttpServletResponse;
  31
  32 import org.apache.commons.logging.Log;
  33 import org.apache.commons.logging.LogFactory;
  34 import org.json.JSONException;
  35 import org.json.JSONObject;
  36
  37
  38 /**
  39  * A class that handles operations on the user's root namespace.
  40  *
  41  * @author past
  42  */
  43 public class UserHandler extends RequestHandler {
  44         /**
  45          * The logger.
  46          */
  47         private static Log logger = LogFactory.getLog(UserHandler.class);
  48
  49     /**
  50      * Serve the root namespace for the user.
  51      *
  52      * @param req The servlet request we are processing
  53      * @param resp The servlet response we are processing
  54      * @throws IOException if an input/output error occurs
  55          */
  56         void serveUser(HttpServletRequest req, HttpServletResponse resp) throws IOException {
  57         String parentUrl = getContextPath(req, false);
  58         User user = getUser(req);
  59         User owner = getOwner(req);
  60         if (!owner.equals(user)) {
  61                 resp.sendError(HttpServletResponse.SC_METHOD_NOT_ALLOWED);
  62                 return;
  63         }
  64         JSONObject json = new JSONObject();
  65         try {
  66                 StatsDTO stats = getService().getUserStatistics(owner.getId());
  67                 JSONObject statistics = new JSONObject();
  68                 statistics.put("totalFiles", stats.getFileCount()).put("totalBytes", stats.getFileSize()).
  69                                 put("bytesRemaining", stats.getQuotaLeftSize());
  70                         json.put("name", owner.getName()).put("firstname", owner.getFirstname()).
  71                                         put("lastname", owner.getLastname()).put("username", owner.getUsername()).
  72                                         put("creationDate", owner.getAuditInfo().getCreationDate().getTime()).
  73                                         put("modificationDate", owner.getAuditInfo().getModificationDate().getTime()).
  74                                         put("email", owner.getEmail()).put("fileroot", parentUrl + PATH_FILES).
  75                                         put("groups", parentUrl + PATH_GROUPS).put("trash", parentUrl + PATH_TRASH).
  76                                         put("shared", parentUrl + PATH_SHARED).put("others", parentUrl + PATH_OTHERS).
  77                                         put("quota", statistics).put("tags", parentUrl + PATH_TAGS);
  78                         String announcement = getConfiguration().getString("announcement");
  79                         if(announcement != null && !announcement.isEmpty())
  80                                 json.put("announcement", announcement);
  81                 } catch (JSONException e) {
  82                         logger.error("", e);
  83                         resp.sendError(HttpServletResponse.SC_INTERNAL_SERVER_ERROR);
  84                         return;
  85                 } catch (ObjectNotFoundException e) {
  86                         resp.sendError(HttpServletResponse.SC_NOT_FOUND, e.getMessage());
  87                         return;
  88                 } catch (RpcException e) {
  89                         logger.error("", e);
  90                         resp.sendError(HttpServletResponse.SC_INTERNAL_SERVER_ERROR);
  91                         return;
  92                 }
  93
  94         sendJson(req, resp, json.toString());
  95         }
  96
  97 }