RemoveAttachmentComponent.java
/***************************************************************************
* Copyright (C) 2003-2009 eXo Platform SAS.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU Affero General Public License
* as published by the Free Software Foundation; either version 3
* of the License, or (at your option) any later version.
*
* This program 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 this program; if not, see<http://www.gnu.org/licenses/>.
*
**************************************************************************/
package org.exoplatform.ecm.webui.presentation.removeattach;
import java.util.Map;
import javax.jcr.Node;
import javax.jcr.Session;
import org.exoplatform.services.log.Log;
import org.exoplatform.ecm.webui.presentation.AbstractActionComponent;
import org.exoplatform.ecm.webui.presentation.action.UIPresentationEventListener;
import org.exoplatform.ecm.webui.utils.JCRExceptionManager;
import org.exoplatform.ecm.webui.utils.Utils;
import org.exoplatform.services.cms.link.NodeFinder;
import org.exoplatform.services.log.ExoLogger;
import org.exoplatform.webui.application.WebuiRequestContext;
import org.exoplatform.webui.config.annotation.ComponentConfig;
import org.exoplatform.webui.config.annotation.EventConfig;
import org.exoplatform.webui.core.UIApplication;
/**
* Created by The eXo Platform SARL
* Author : Hoang Van Hung
* hunghvit@gmail.com
* Sep 16, 2009
*/
@ComponentConfig(events = {
@EventConfig(listeners = RemoveAttachmentComponent.RemoveAttachActionListener.class,
confirm = "RemoveAttachmentComponent.msg.confirm-deleteattachment") }
)
public class RemoveAttachmentComponent extends AbstractActionComponent {
private static final Log LOG = ExoLogger.getLogger(RemoveAttachmentComponent.class.getName());
/**
* Overide method UIComponent.loadConfirmMesssage() to get resource bundle in jar file
*/
protected String loadConfirmMesssage(org.exoplatform.webui.config.Event event,
WebuiRequestContext context,
String beanId) {
String confirmKey = event.getConfirm();
if (confirmKey.length() < 1)
return confirmKey;
try {
String confirm = Utils.getResourceBundle(Utils.LOCALE_WEBUI_DMS,
confirmKey,
getClass().getClassLoader());
return confirm.replaceAll("\\{0\\}", beanId);
} catch (Exception e) {
return confirmKey;
}
}
public static void doDelete(Map<String, Object> variables) throws Exception {
AbstractActionComponent uicomponent = (AbstractActionComponent)variables.get(UICOMPONENT);
UIApplication uiApp = uicomponent.getAncestorOfType(UIApplication.class);
NodeFinder nodefinder = uicomponent.getApplicationComponent(NodeFinder.class);
String wsname = String.valueOf(variables.get(Utils.WORKSPACE_PARAM));
String nodepath = String.valueOf(variables.get(OBJECTID));
WebuiRequestContext requestcontext = (WebuiRequestContext)variables.get(Utils.REQUESTCONTEXT);
try {
Node node = (Node) nodefinder.getItem(wsname, nodepath);
// begin of lampt's modification.
Session session = node.getSession();
Node parentNode = null;
// In case of node path begin with slash sign.
if (nodepath.startsWith("/")) {
if (node.hasProperty(Utils.JCR_DATA)) {
node.setProperty(Utils.JCR_DATA, Utils.EMPTY);
node.save();
} else {
parentNode = node.getParent();
node.remove();
parentNode.save();
}
} else {
if (node.hasProperty(nodepath)) {
node.setProperty(nodepath, Utils.EMPTY);
node.save();
}
} // end of modification.
session.save();
uicomponent.updateAjax(requestcontext);
return;
} catch (Exception e) {
if (LOG.isErrorEnabled()) {
LOG.error("an unexpected error occurs while removing the node", e);
}
JCRExceptionManager.process(uiApp, e);
return;
}
}
public static class RemoveAttachActionListener extends UIPresentationEventListener<RemoveAttachmentComponent> {
@Override
protected void executeAction(Map<String, Object> variables) throws Exception {
RemoveAttachmentComponent.doDelete(variables);
}
}
}