1   /**
2    * Copyright (c) 2000-2009 Liferay, Inc. All rights reserved.
3    *
4    * The contents of this file are subject to the terms of the Liferay Enterprise
5    * Subscription License ("License"). You may not use this file except in
6    * compliance with the License. You can obtain a copy of the License by
7    * contacting Liferay, Inc. See the License for the specific language governing
8    * permissions and limitations under the License, including but not limited to
9    * distribution rights of the Software.
10   *
11   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
12   * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
13   * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
14   * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
15   * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
16   * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
17   * SOFTWARE.
18   */
19  
20  package com.liferay.portal.action;
21  
22  import com.liferay.portal.kernel.util.Constants;
23  import com.liferay.portal.kernel.util.ParamUtil;
24  import com.liferay.portal.kernel.util.StringUtil;
25  import com.liferay.portal.util.PortalUtil;
26  import com.liferay.portal.util.SessionTreeJSClicks;
27  
28  import javax.servlet.http.HttpServletRequest;
29  import javax.servlet.http.HttpServletResponse;
30  
31  import org.apache.struts.action.Action;
32  import org.apache.struts.action.ActionForm;
33  import org.apache.struts.action.ActionForward;
34  import org.apache.struts.action.ActionMapping;
35  
36  /**
37   * <a href="SessionTreeJSClickAction.java.html"><b><i>View Source</i></b></a>
38   *
39   * @author Brian Wing Shun Chan
40   *
41   */
42  public class SessionTreeJSClickAction extends Action {
43  
44      public ActionForward execute(
45              ActionMapping mapping, ActionForm form, HttpServletRequest request,
46              HttpServletResponse response)
47          throws Exception {
48  
49          try {
50              String cmd = ParamUtil.getString(request, Constants.CMD);
51  
52              String treeId = ParamUtil.getString(request, "treeId");
53  
54              if (cmd.equals("expand")) {
55                  String[] nodeIds = StringUtil.split(
56                      ParamUtil.getString(request, "nodeIds"));
57  
58                  SessionTreeJSClicks.openNodes(request, treeId, nodeIds);
59              }
60              else if (cmd.equals("collapse")) {
61                  SessionTreeJSClicks.closeNodes(request, treeId);
62              }
63              else {
64                  String nodeId = ParamUtil.getString(request, "nodeId");
65                  boolean openNode = ParamUtil.getBoolean(request, "openNode");
66  
67                  if (openNode) {
68                      SessionTreeJSClicks.openNode(request, treeId, nodeId);
69                  }
70                  else {
71                      SessionTreeJSClicks.closeNode(request, treeId, nodeId);
72                  }
73              }
74  
75              return null;
76          }
77          catch (Exception e) {
78              PortalUtil.sendError(e, request, response);
79  
80              return null;
81          }
82      }
83  
84  }