org.opencms.workplace.commons.CmsMove Maven / Gradle / Ivy
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/*
* This library is part of OpenCms -
* the Open Source Content Management System
*
* Copyright (c) Alkacon Software GmbH & Co. KG (http://www.alkacon.com)
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* For further information about Alkacon Software GmbH & Co. KG, please see the
* company website: http://www.alkacon.com
*
* For further information about OpenCms, please see the
* project website: http://www.opencms.org
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
package org.opencms.workplace.commons;
import org.opencms.file.CmsResource;
import org.opencms.file.CmsResourceFilter;
import org.opencms.file.CmsVfsException;
import org.opencms.file.CmsVfsResourceAlreadyExistsException;
import org.opencms.file.CmsVfsResourceNotFoundException;
import org.opencms.jsp.CmsJspActionElement;
import org.opencms.main.CmsException;
import org.opencms.main.CmsLog;
import org.opencms.main.OpenCms;
import org.opencms.security.CmsPermissionSet;
import org.opencms.staticexport.CmsLinkManager;
import org.opencms.workplace.CmsMultiDialog;
import org.opencms.workplace.CmsWorkplaceSettings;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.jsp.JspException;
import javax.servlet.jsp.PageContext;
import org.apache.commons.logging.Log;
/**
* Provides methods for the move resources dialog.
*
* The following files use this class:
*
* - /commons/move.jsp
*
*
*
* @since 6.0.0
*/
public class CmsMove extends CmsMultiDialog {
/** Value for the action: move resource. */
public static final int ACTION_MOVE = 100;
/** The dialog type. */
public static final String DIALOG_TYPE = "move";
/** The log object for this class. */
private static final Log LOG = CmsLog.getLog(CmsMove.class);
/** The value for the 'target' parameter. */
private String m_paramTarget;
/**
* Public constructor with JSP action element.
*
* @param jsp an initialized JSP action element
*/
public CmsMove(CmsJspActionElement jsp) {
super(jsp);
}
/**
* Public constructor with JSP variables.
*
* @param context the JSP page context
* @param req the JSP request
* @param res the JSP response
*/
public CmsMove(PageContext context, HttpServletRequest req, HttpServletResponse res) {
this(new CmsJspActionElement(context, req, res));
}
/**
* Performs the move action, will be called by the JSP page.
*
* @throws JspException if problems including sub-elements occur
*/
public void actionMove() throws JspException {
// save initialized instance of this class in request attribute for included sub-elements
getJsp().getRequest().setAttribute(SESSION_WORKPLACE_CLASS, this);
try {
boolean isFolder = false;
String source = getResourceList().get(0);
String target = CmsLinkManager.getAbsoluteUri(getParamTarget(), CmsResource.getParentFolder(source));
if (!isMultiOperation()) {
CmsResource resource = getCms().readResource(source, CmsResourceFilter.ALL);
isFolder = resource.isFolder();
} else {
String siteRootFolder = null;
CmsResource resource;
try {
// check if a site root was added to the target name
if (OpenCms.getSiteManager().getSiteRoot(target) != null) {
siteRootFolder = getCms().getRequestContext().getSiteRoot();
if (siteRootFolder.endsWith("/")) {
siteRootFolder = siteRootFolder.substring(0, siteRootFolder.length() - 1);
}
getCms().getRequestContext().setSiteRoot("/");
}
resource = getCms().readResource(target, CmsResourceFilter.ALL);
} finally {
if (siteRootFolder != null) {
getCms().getRequestContext().setSiteRoot(siteRootFolder);
}
}
if (!resource.isFolder()) {
// no folder selected for multi operation, throw exception
throw new CmsVfsException(
Messages.get().container(Messages.ERR_MOVE_MULTI_TARGET_NOFOLDER_1, target));
}
}
if (performDialogOperation()) {
// if no exception is caused and "true" is returned move operation was successful
if (isMultiOperation() || isFolder) {
// set request attribute to reload the explorer tree view
List folderList = new ArrayList(2);
String sourceParent = CmsResource.getParentFolder(source);
folderList.add(sourceParent);
try {
String targetParent = CmsResource.getParentFolder(target);
if (!targetParent.equals(sourceParent)) {
// update target folder if its not the same as the source folder
folderList.add(targetParent);
}
} catch (Exception e) {
if (LOG.isInfoEnabled()) {
LOG.info(e);
}
}
getJsp().getRequest().setAttribute(REQUEST_ATTRIBUTE_RELOADTREE, folderList);
}
actionCloseDialog();
} else {
// "false" returned, display "please wait" screen
getJsp().include(FILE_DIALOG_SCREEN_WAIT);
}
} catch (Throwable e) {
// error during move, show error dialog
includeErrorpage(this, e);
}
}
/**
* Returns the current name of the resource without path information.
*
* This is used to preset the input text field with the current resource name for single resource operations.
*
* @return the current name of the resource without path information
*/
public String getCurrentResourceName() {
if (isMultiOperation()) {
return "";
}
String resourceName = CmsResource.getName(getParamResource());
if (resourceName.endsWith("/")) {
resourceName = resourceName.substring(0, resourceName.length() - 1);
}
return resourceName;
}
/**
* Returns the value of the target parameter,
* or null if this parameter was not provided.
*
* The target parameter selects the target name
* of the operation.
*
* @return the value of the target parameter
*/
public String getParamTarget() {
return m_paramTarget;
}
/**
* Sets the value of the target parameter.
*
* @param value the value to set
*/
public void setParamTarget(String value) {
m_paramTarget = value;
}
/**
* @see org.opencms.workplace.CmsWorkplace#initWorkplaceRequestValues(org.opencms.workplace.CmsWorkplaceSettings, javax.servlet.http.HttpServletRequest)
*/
@Override
protected void initWorkplaceRequestValues(CmsWorkplaceSettings settings, HttpServletRequest request) {
// fill the parameter values in the get/set methods
fillParamValues(request);
// check the required permissions to rename/move the resource
if (!checkResourcePermissions(CmsPermissionSet.ACCESS_WRITE, false)) {
// no write permissions for the resource, set cancel action to close dialog
setParamAction(DIALOG_CANCEL);
}
// set the dialog type
setParamDialogtype(DIALOG_TYPE);
// set the action for the JSP switch
if (DIALOG_TYPE.equals(getParamAction())) {
setAction(ACTION_MOVE);
} else if (DIALOG_CONFIRMED.equals(getParamAction())) {
setAction(ACTION_CONFIRMED);
} else if (DIALOG_WAIT.equals(getParamAction())) {
setAction(ACTION_WAIT);
} else if (DIALOG_LOCKS_CONFIRMED.equals(getParamAction())) {
setAction(ACTION_LOCKS_CONFIRMED);
} else if (DIALOG_CANCEL.equals(getParamAction())) {
setAction(ACTION_CANCEL);
} else {
setAction(ACTION_DEFAULT);
// build title for move dialog
setDialogTitle(Messages.GUI_MOVE_RESOURCE_1, Messages.GUI_MOVE_MULTI_2);
}
}
/**
* Performs the resource moving.
*
* @return true, if the resource was successfully moved, otherwise false
* @throws CmsException if moving is not successful
*/
@Override
protected boolean performDialogOperation() throws CmsException {
// check if the current resource is a folder for single operation
boolean isFolder = isOperationOnFolder();
// on folder move operation display "please wait" screen, not for simple file move operation
if ((isMultiOperation() || isFolder) && !DIALOG_WAIT.equals(getParamAction())) {
// return false, this will trigger the "please wait" screen
return false;
}
// get the target name
String target = getParamTarget();
if (target == null) {
target = "";
}
String siteRootFolder = null;
try {
// check if a site root was added to the target name
String sitePrefix = "";
if (OpenCms.getSiteManager().getSiteRoot(target) != null) {
siteRootFolder = getCms().getRequestContext().getSiteRoot();
if (siteRootFolder.endsWith("/")) {
siteRootFolder = siteRootFolder.substring(0, siteRootFolder.length() - 1);
}
sitePrefix = siteRootFolder;
getCms().getRequestContext().setSiteRoot("/");
}
Iterator i = getResourceList().iterator();
// iterate the resources to move
while (i.hasNext()) {
String resName = i.next();
try {
performSingleMoveOperation(resName, target, sitePrefix);
} catch (CmsException e) {
if (isMultiOperation()) {
// collect exceptions to create a detailed output
addMultiOperationException(e);
} else {
// for single operation, throw the exception immediately
throw e;
}
}
}
// check if exceptions occurred
checkMultiOperationException(Messages.get(), Messages.ERR_MOVE_MULTI_0);
} finally {
if (siteRootFolder != null) {
getCms().getRequestContext().setSiteRoot(siteRootFolder);
}
}
return true;
}
/**
* Performs the move operation for a single VFS resource.
*
* @param source the source VFS path
* @param target the target VFS path
* @param sitePrefix the site prefix
*
* @throws CmsException if moving the resource fails
*/
protected void performSingleMoveOperation(String source, String target, String sitePrefix) throws CmsException {
// calculate the target name
String finalTarget = getCms().getRequestContext().getFileTranslator().translateResource(target);
finalTarget = CmsLinkManager.getAbsoluteUri(finalTarget, CmsResource.getParentFolder(source));
if (finalTarget.equals(source) || (isMultiOperation() && finalTarget.startsWith(source))) {
throw new CmsVfsException(Messages.get().container(Messages.ERR_MOVE_ONTO_ITSELF_1, finalTarget));
}
try {
CmsResource res = getCms().readResource(finalTarget, CmsResourceFilter.ALL);
if (res.isFolder()) {
// target folder already exists, so we add the current folder name
if (!finalTarget.endsWith("/")) {
finalTarget += "/";
}
finalTarget = finalTarget + CmsResource.getName(source);
if (finalTarget.endsWith("/")) {
finalTarget = finalTarget.substring(0, finalTarget.length() - 1);
}
}
} catch (CmsVfsResourceNotFoundException e) {
// target folder does not already exist, so target name is o.k.
if (LOG.isInfoEnabled()) {
LOG.info(e.getLocalizedMessage());
}
}
// set the target parameter value
setParamTarget(finalTarget);
// could not overwrite a resource in a move operation
if (getCms().existsResource(finalTarget, CmsResourceFilter.ALL)) {
// throw exception to indicate that the target exists
throw new CmsVfsResourceAlreadyExistsException(
Messages.get().container(
Messages.ERR_MOVE_FAILED_TARGET_EXISTS_2,
source,
getJsp().getRequestContext().removeSiteRoot(finalTarget)));
}
// lock resource if autolock is enabled
checkLock(sitePrefix + source);
// move the resource
getCms().moveResource(sitePrefix + source, finalTarget);
}
}