source: trunk/www/common/overview/ajax.jsp @ 7316

<%-- $Id: ajax.jsp 7316 2017-03-30 07:05:33Z nicklas $
  ------------------------------------------------------------------
  Copyright (C) 2009 Martin Svensson

  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/>.
  ------------------------------------------------------------------

--%>
<%@ 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.Annotation"
  import="net.sf.basedb.core.AnnotationType"
  import="net.sf.basedb.core.ItemSubtype"
  import="net.sf.basedb.core.Subtypable"
  import="net.sf.basedb.core.BioPlate"
  import="net.sf.basedb.core.BioPlateType"
  import="net.sf.basedb.core.RawDataType"
  import="net.sf.basedb.core.RawBioAssay"
  import="net.sf.basedb.core.Item"
  import="net.sf.basedb.util.overview.GenericOverview"
  import="net.sf.basedb.util.overview.Node"
  import="net.sf.basedb.util.overview.OverviewUtil" 
  import="net.sf.basedb.util.error.ThrowableUtil"
  import="net.sf.basedb.clients.web.Base"
  import="net.sf.basedb.clients.web.WebException"
  import="org.json.simple.JSONObject"
  import="org.json.simple.JSONArray"
  import="java.util.Arrays"
  import="java.util.HashSet"
  import="java.util.Set"
%>
<%!
  Set<Item> collapsedChildNodes = new HashSet<Item>(
      Arrays.asList(Item.SAMPLE, Item.EXTRACT, Item.PHYSICALBIOASSAY, Item.DERIVEDBIOASSAY, Item.RAWBIOASSAY)
    );
%>
<%
response.setHeader("Cache-Control", "no-cache, max-age=0");
final SessionControl sc = Base.getExistingSessionControl(pageContext, true);
final String ID = sc.getId();
final String cmd = request.getParameter("cmd");
final String root = request.getContextPath()+"/";
final String nodeId = request.getParameter("node_id");
DbControl dc = null;
out.clear();
JSONObject json = new JSONObject();
json.put("status", "ok");
try
{
  if ("GetSubNodes".equals(cmd))
  {
    dc = sc.newDbControl();
    GenericOverview overview = OverviewUtil.getCurrentOverview(sc);
    Node parent = overview.getNode(nodeId);
    overview.expand(dc, parent, false);
    overview.updateFailureCountOnNodes();
    JSONArray jsonChildNodes = new JSONArray();
    if (parent != null && parent.numChildren() > 0)
    {
      for (Node n : parent.getChildren())
      {
        if (n.getNodeType() == Node.Type.FOLDER && n.numChildren() == 1)
        {
          Node child = n.getChildren().get(0);
          if (collapsedChildNodes.contains(child.getItemType())) n = child;
        }
        String folderIcon = n.getNodeType() == Node.Type.FOLDER ? "Folder" : "Item";
        if (n.getItemType() == Item.ANNOTATIONTYPE)
        {
          if (parent.getItemType() == Item.PROTOCOL)
          {
            folderIcon = "ProtocolParameter";
          }
          else
          {
            try
            {
              AnnotationType at = (AnnotationType)n.getItem(dc);
              if (at.isProtocolParameter()) folderIcon = "ProtocolParameter";
            }
            catch (Throwable t)
            {}
          }
        }
        else if (n.getItemType() == Item.ANNOTATION)
        {
          folderIcon = "Annotation";
          try
          {
            AnnotationType at = ((Annotation)n.getItem(dc)).getAnnotationType();
            if (at.isProtocolParameter()) folderIcon = "ProtocolParameter";
          }
          catch (Throwable t)
          {}
        }
        String subtitle = null;
        if (n.getNodeType() == Node.Type.FOLDER)
        {
          subtitle = n.getChildren() == null ? "0" : Integer.toString(n.getChildren().size());
        }
        else if (n.getItem() instanceof Subtypable)
        {
          try
          {
            ItemSubtype subtype = ((Subtypable)n.getItem(dc)).getItemSubtype();
            if (subtype != null) subtitle = subtype.getName();
          }
          catch (Throwable t)
          {}
        }
        else if (n.getItem() instanceof BioPlate)
        {
          try
          {
            BioPlateType plateType = ((BioPlate)n.getItem(dc)).getBioPlateType();
            if (plateType != null) subtitle = plateType.getName();
          }
          catch (Throwable t)
          {}
        }
        else if (n.getItem() instanceof RawBioAssay)
        {
          RawDataType rawDataType = ((RawBioAssay)n.getItem(dc)).getRawDataType();
          subtitle = rawDataType.getName();
        }
        
        int numChildren = n.numChildren();
        JSONObject jsonNode = new JSONObject();
        jsonNode.put("id", n.getId());
        jsonNode.put("text", n.getTitle() + (subtitle != null ? " <span class=\"subtitle\">(" + subtitle + ")</span>" : ""));
        jsonNode.put("icon", folderIcon);
        jsonNode.put("isLazy", numChildren == 0 ? 0 : 1);
        jsonChildNodes.add(jsonNode);
      }
      dc.commit();
    }
    json.put("childNodes", jsonChildNodes);
  }
  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();
}
%>