CreateLinkManageComponent.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.component.explorer.rightclick.manager;
import java.util.Arrays;
import java.util.List;
import java.util.regex.Matcher;
import javax.jcr.AccessDeniedException;
import javax.jcr.Node;
import javax.jcr.PathNotFoundException;
import javax.jcr.Session;
import javax.jcr.lock.LockException;
import javax.jcr.nodetype.ConstraintViolationException;
import org.exoplatform.services.log.Log;
import org.exoplatform.ecm.utils.text.Text;
import org.exoplatform.ecm.webui.component.explorer.UIJCRExplorer;
import org.exoplatform.ecm.webui.component.explorer.UIWorkingArea;
import org.exoplatform.ecm.webui.component.explorer.control.filter.IsNotInTrashFilter;
import org.exoplatform.ecm.webui.component.explorer.control.filter.IsNotTrashHomeNodeFilter;
import org.exoplatform.ecm.webui.component.explorer.control.listener.UIWorkingAreaActionListener;
import org.exoplatform.ecm.webui.utils.JCRExceptionManager;
import org.exoplatform.ecm.webui.utils.PermissionUtil;
import org.exoplatform.ecm.webui.utils.Utils;
import org.exoplatform.services.cms.link.LinkManager;
import org.exoplatform.services.log.ExoLogger;
import org.exoplatform.web.application.ApplicationMessage;
import org.exoplatform.webui.config.annotation.ComponentConfig;
import org.exoplatform.webui.config.annotation.EventConfig;
import org.exoplatform.webui.core.UIApplication;
import org.exoplatform.webui.core.UIComponent;
import org.exoplatform.webui.event.Event;
import org.exoplatform.webui.ext.filter.UIExtensionFilter;
import org.exoplatform.webui.ext.filter.UIExtensionFilters;
import org.exoplatform.webui.ext.manager.UIAbstractManager;
import org.exoplatform.webui.ext.manager.UIAbstractManagerComponent;
/**
* Created by The eXo Platform SARL
* Author : Hoang Van Hung
* hunghvit@gmail.com
* Aug 16, 2009
*/
@ComponentConfig(
events = {
@EventConfig(listeners = CreateLinkManageComponent.CreateLinkActionListener.class)
}
)
public class CreateLinkManageComponent extends UIAbstractManagerComponent {
private static final List<UIExtensionFilter> FILTERS
= Arrays.asList(new UIExtensionFilter[]{new IsNotInTrashFilter(),
new IsNotTrashHomeNodeFilter()});
private static final Log LOG = ExoLogger.getLogger(CreateLinkManageComponent.class.getName());
private static final String EXO_TRASH_FOLDER = "exo:trashFolder";
@UIExtensionFilters
public List<UIExtensionFilter> getFilters() {
return FILTERS;
}
private static void createMultiLink(String[] srcPaths, Node destNode,
Event<? extends UIComponent> event) throws Exception {
for (int i = 0; i < srcPaths.length; i++) {
createLink(srcPaths[i], destNode, event);
}
}
private static void createLink(String srcPath, Node destNode, Event<? extends UIComponent> event)
throws Exception {
UIJCRExplorer uiExplorer = event.getSource().getAncestorOfType(UIJCRExplorer.class);
Matcher matcher = UIWorkingArea.FILE_EXPLORER_URL_SYNTAX.matcher(srcPath);
String wsName = null;
if (matcher.find()) {
wsName = matcher.group(1);
srcPath = matcher.group(2);
} else {
throw new IllegalArgumentException("The ObjectId is invalid '" + srcPath + "'");
}
Session session = uiExplorer.getSessionByWorkspace(wsName);
Node selectedNode = uiExplorer.getNodeByPath(srcPath, session, false);
if (selectedNode.isNodeType(EXO_TRASH_FOLDER)) return;
UIApplication uiApp = event.getSource().getAncestorOfType(UIApplication.class);
LinkManager linkManager = event.getSource().getApplicationComponent(LinkManager.class);
if (linkManager.isLink(destNode)) {
Object[] args = { destNode.getPath() };
uiApp.addMessage(new ApplicationMessage("UIWorkingArea.msg.dest-node-is-link", args,
ApplicationMessage.WARNING));
return;
}
if (linkManager.isLink(selectedNode)) {
Object[] args = { srcPath };
uiApp.addMessage(new ApplicationMessage("UIWorkingArea.msg.selected-is-link", args,
ApplicationMessage.WARNING));
return;
}
try {
linkManager.createLink(destNode, Utils.EXO_SYMLINK, selectedNode, selectedNode.getName()
+ ".lnk");
} catch (Exception e) {
Object[] args = { Text.unescapeIllegalJcrChars(srcPath), Text.unescapeIllegalJcrChars(destNode.getPath()) };
uiApp.addMessage(new ApplicationMessage("UIWorkingArea.msg.create-link-problem", args,
ApplicationMessage.WARNING));
return;
}
}
public static class CreateLinkActionListener extends UIWorkingAreaActionListener<CreateLinkManageComponent> {
public void processEvent(Event<CreateLinkManageComponent> event) throws Exception {
CreateLinkManageComponent.createLinkManager(event);
}
}
private static void createLinkManager(Event<? extends UIComponent> event) throws Exception {
String nodePath = event.getRequestContext().getRequestParameter(OBJECTID);
String destPath = event.getRequestContext().getRequestParameter("destInfo");
processMultipleSelection(nodePath.trim(), destPath.trim(), event);
}
private static void processMultipleSelection(String nodePath, String destPath,
Event<? extends UIComponent> event) throws Exception {
UIJCRExplorer uiExplorer = event.getSource().getAncestorOfType(UIJCRExplorer.class);
Matcher matcher = UIWorkingArea.FILE_EXPLORER_URL_SYNTAX.matcher(destPath);
String wsName = null;
if (matcher.find()) {
wsName = matcher.group(1);
destPath = matcher.group(2);
} else {
throw new IllegalArgumentException("The ObjectId is invalid '" + destPath + "'");
}
Session session = uiExplorer.getSessionByWorkspace(wsName);
UIApplication uiApp = event.getSource().getAncestorOfType(UIApplication.class);
if (destPath.startsWith(nodePath)) {
uiApp.addMessage(new ApplicationMessage("UIPopupMenu.msg.bound-move-exception", null,
ApplicationMessage.WARNING));
return;
}
Node destNode;
try {
// Use the method getNodeByPath because it is link aware
destNode = uiExplorer.getNodeByPath(destPath, session);
// Reset the path to manage the links that potentially create virtual path
destPath = destNode.getPath();
} catch (PathNotFoundException path) {
uiApp.addMessage(new ApplicationMessage("UIPopupMenu.msg.path-not-found-exception", null,
ApplicationMessage.WARNING));
return;
} catch (Exception e) {
JCRExceptionManager.process(uiApp, e);
return;
}
if (!PermissionUtil.canAddNode(destNode)) {
uiApp.addMessage(new ApplicationMessage("UIPopupMenu.msg.can-not-move-node", null,
ApplicationMessage.WARNING));
uiExplorer.updateAjax(event);
return;
}
if (uiExplorer.nodeIsLocked(destNode)) {
Object[] arg = { destPath };
uiApp.addMessage(new ApplicationMessage("UIPopupMenu.msg.node-locked", arg,
ApplicationMessage.WARNING));
return;
}
if (!destNode.isCheckedOut()) {
uiApp.addMessage(new ApplicationMessage("UIActionBar.msg.node-checkedin", null));
return;
}
try {
if (nodePath.indexOf(";") > -1) {
createMultiLink(nodePath.split(";"), destNode, event);
} else {
createLink(nodePath, destNode, event);
}
destNode.save();
uiExplorer.updateAjax(event);
} catch (AccessDeniedException ace) {
Object[] arg = { destPath };
uiApp.addMessage(new ApplicationMessage("UIPopupMenu.msg.has-not-add-permission", arg,
ApplicationMessage.WARNING));
return;
} catch (LockException lock) {
Object[] arg = { nodePath };
uiApp.addMessage(new ApplicationMessage("UIPopupMenu.msg.node-locked", arg,
ApplicationMessage.WARNING));
return;
} catch (ConstraintViolationException constraint) {
uiApp.addMessage(new ApplicationMessage("UIPopupMenu.msg.move-constraint-exception", null,
ApplicationMessage.WARNING));
return;
} catch (Exception e) {
if (LOG.isErrorEnabled()) {
LOG.error("an unexpected error occurs while selecting the node", e);
}
JCRExceptionManager.process(uiApp, e);
return;
}
}
@Override
public Class<? extends UIAbstractManager> getUIAbstractManagerClass() {
return null;
}
}