source: trunk/www/biomaterials/bioplates/wells/ajax.jsp @ 5722

<%-- $Id $
  ------------------------------------------------------------------
  Copyright (C) 2010 Nicklas Nordborg

  This file is part of BASE - BioArray Software Environment.
  Available at http://base.thep.lu.se/

  BASE is free software; you can redistribute it and/or
  modify it under the terms of the GNU General Public License
  as published by the Free Software Foundation; either version 3
  of the License, or (at your option) any later version.

  BASE 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 General Public License for more details.

  You should have received a copy of the GNU General Public License
  along with BASE. If not, see <http://www.gnu.org/licenses/>.
  ------------------------------------------------------------------

  @author Nicklas
--%>
<%@ page pageEncoding="UTF-8" session="false" contentType="application/json"
  import="net.sf.basedb.core.SessionControl"
  import="net.sf.basedb.core.DbControl"
  import="net.sf.basedb.core.Permission"
  import="net.sf.basedb.core.BioWell"
  import="net.sf.basedb.core.MeasuredBioMaterial"
  import="net.sf.basedb.core.ItemSubtype"
  import="net.sf.basedb.core.InvalidDataException"
  import="net.sf.basedb.core.PermissionDeniedException"
  import="net.sf.basedb.util.Values"
  import="net.sf.basedb.util.error.ThrowableUtil"
  import="net.sf.basedb.clients.web.Base"
  import="net.sf.basedb.clients.web.WebException"
  import="net.sf.basedb.clients.web.util.HTML"
  import="org.json.simple.JSONObject"
  import="org.json.simple.JSONArray"
%>
<%
final SessionControl sc = Base.getExistingSessionControl(pageContext, true);
final String ID = sc.getId();
final String cmd = request.getParameter("cmd");
final String root = request.getContextPath()+"/";
final int itemId = Values.getInt(request.getParameter("item_id"));
DbControl dc = null;
out.clear();
JSONObject json = new JSONObject();
json.put("status", "ok");
try
{
  if ("WellInfo".equals(cmd))
  {
    dc = sc.newDbControl();
    boolean encodeStrings = Values.getBoolean(request.getParameter("encodeStrings"));
    BioWell well = BioWell.getById(dc, itemId);
    boolean isEmpty = well.isEmpty();
    boolean hasBeenUsed = well.hasBeenUsed();
    
    json.put("id", well.getId());
    json.put("isEmpty", isEmpty);
    
    if (!isEmpty || hasBeenUsed)
    {
      JSONObject jsonBioMaterial = new JSONObject();
      try
      {
        MeasuredBioMaterial bioMaterial = isEmpty ? well.getOriginalBioMaterial() : well.getBioMaterial();
        jsonBioMaterial.put("id", bioMaterial.getId());
        jsonBioMaterial.put("type", bioMaterial.getType().name());
        jsonBioMaterial.put("name", encodeStrings ? HTML.encodeTags(bioMaterial.getName()) : bioMaterial.getName());
        jsonBioMaterial.put("description", encodeStrings ? HTML.niceFormat(bioMaterial.getDescription()) : bioMaterial.getDescription());
        jsonBioMaterial.put("editable", bioMaterial.hasPermission(Permission.WRITE));
        ItemSubtype subtype = bioMaterial.getItemSubtype();
        if (subtype != null)
        {
          JSONObject jsonSubtype = new JSONObject();
          jsonSubtype.put("id", subtype.getId());
          jsonSubtype.put("name", HTML.encodeTags(subtype.getName()));
          jsonBioMaterial.put("subtype", jsonSubtype);
        }
      }
      catch (PermissionDeniedException ex)
      {
        jsonBioMaterial.put("denied", true);
      }
      json.put("bioMaterial", jsonBioMaterial);
    }
    dc.close();
  }
  else
  {
    throw new WebException("popup", "Invalid command", "The command {1} is not recognised as a valid command.", cmd);
  }
}
catch (Throwable t)
{
  t.printStackTrace();
  json.clear();
  json.put("status", "error");
  json.put("message", t.getMessage());
  json.put("stacktrace", ThrowableUtil.stackTraceToString(t));
}
finally
{
  json.writeJSONString(out);
  out.flush();
  if (dc != null) dc.close();
}
%>