cmsadmindowngalleries.java

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/*
* File   : $Source: /usr/local/cvs/opencms/src/com/opencms/workplace/CmsAdminDownGalleries.java,v $
* Date   : $Date: 2001/07/31 15:50:17 $
* Version: $Revision: 1.18 $
*
* This library is part of OpenCms -
* the Open Source Content Mananagement System
*
* Copyright (C) 2001  The OpenCms Group
*
* 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 OpenCms, please see the
* OpenCms 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 com.opencms.workplace;

import com.opencms.file.*;
import com.opencms.core.*;
import com.opencms.util.*;
import com.opencms.template.*;
import java.util.*;
import java.io.*;
import javax.servlet.http.*;

/**
 * Template Class for administration of download galleries
 * <p>
 *
 * @author Mario Stanke
 * @version $Revision: 1.18 $ $Date: 2001/07/31 15:50:17 $
 * @see com.opencms.workplace.CmsXmlWpTemplateFile
 */

public class CmsAdminDownGalleries extends CmsWorkplaceDefault implements I_CmsConstants,I_CmsFileListUsers {

    /**
     * Gets the content of a defined section in a given template file and its subtemplates
     * with the given parameters.
     *
     * @see getContent(CmsObject cms, String templateFile, String elementName, Hashtable parameters)
     * @param cms CmsObject Object for accessing system resources.
     * @param templateFile Filename of the template file.
     * @param elementName Element name of this template in our parent template.
     * @param parameters Hashtable with all template class parameters.
     * @param templateSelector template section that should be processed.
     */

    public byte[] getContent(CmsObject cms, String templateFile, String elementName,
            Hashtable parameters, String templateSelector) throws CmsException {
        I_CmsSession session = cms.getRequestContext().getSession(true);
        CmsXmlWpTemplateFile xmlTemplateDocument = (CmsXmlWpTemplateFile)getOwnTemplateFile(cms,
                templateFile, elementName, parameters, templateSelector);

        // clear session values on first load
        String initial = (String)parameters.get(C_PARA_INITIAL);
        if(initial != null) {

            // remove all session values
            session.removeValue(C_PARA_FOLDER);
        }

        // getting the URL to which we need to return when we're done
        String lasturl = getLastUrl(cms, parameters);

        // read the parameters
        String foldername = (String)parameters.get(C_PARA_FOLDER);
        if(foldername != null) {
            try {
                CmsFolder fold = cms.readFolder(foldername);
                if(!(fold.getParent().equals("/download/"))) {
                    foldername = "/download/";
                }
                if(fold.getState() == C_STATE_DELETED) {
                    foldername = "/download/";
                }
            } catch(CmsException exc) {
                // couldn't read the folder - switch to /download/
                foldername = "/download/";
            }

            parameters.put(C_PARA_FOLDER, foldername);

            // need the foldername in the session in case of an exception in the dialog
            session.putValue(C_PARA_FOLDER, foldername);

            // maybe we have to redirect to head_1
            if(foldername.equals("/download/") && templateFile.endsWith("administration_head_downgalleries2")) {
                // we are in the wrong head - use the first one
                xmlTemplateDocument = (CmsXmlWpTemplateFile)getOwnTemplateFile(cms, "/system/workplace/administration/downloadgallery/administration_head_downgalleries1", elementName, parameters, templateSelector);
            }
        }
        else {
            foldername = (String)session.getValue(C_PARA_FOLDER);
        }
        String action = (String)parameters.get("action");
        String newname = (String)parameters.get(C_PARA_NAME);
        String title = (String)parameters.get("TITLE"); // both for gallery and upload file
        String step = (String)parameters.get("step");
        if(foldername == null) {
            foldername = "";
        }
        if("new".equals(action)) {
            String galleryname = (String)parameters.get("NAME");
            String group = (String)parameters.get("GROUP");
            boolean read = parameters.get("READ") != null;
            boolean write = parameters.get("WRITE") != null;
            try {

                // create the folder

                // get the path from the workplace.ini
                String superfolder = getConfigFile(cms).getDownGalleryPath();
                CmsFolder folder = cms.createFolder(superfolder, galleryname);
                cms.writeProperty(folder.getAbsolutePath(), C_PROPERTY_TITLE, title);
                cms.chgrp(folder.getAbsolutePath(), group);
                int flag = folder.getAccessFlags();

                // set the access rights for 'other' users
                if(read != ((flag & C_ACCESS_PUBLIC_READ) != 0)) {
                    flag ^= C_ACCESS_PUBLIC_READ;
                }
                if(write != ((flag & C_ACCESS_PUBLIC_WRITE) != 0)) {
                    flag ^= C_ACCESS_PUBLIC_WRITE;
                }
                if((flag & C_ACCESS_GROUP_READ) == 0){
                    flag ^= C_ACCESS_GROUP_READ;
                }
                if((flag & C_ACCESS_GROUP_WRITE) == 0){
                    flag ^= C_ACCESS_GROUP_WRITE;
                }
                if((flag & C_ACCESS_GROUP_VISIBLE) == 0){
                    flag ^= C_ACCESS_GROUP_VISIBLE;
                }
                if((flag & C_ACCESS_OWNER_READ ) == 0){
                    flag ^= C_ACCESS_OWNER_READ;
                }
                if((flag & C_ACCESS_OWNER_WRITE) == 0){
                    flag ^= C_ACCESS_OWNER_WRITE;
                }
                if((flag & C_ACCESS_OWNER_VISIBLE) == 0){
                    flag ^= C_ACCESS_OWNER_VISIBLE;
                }
                if((flag & C_ACCESS_PUBLIC_VISIBLE) == 0){
                    flag ^= C_ACCESS_PUBLIC_VISIBLE;
                }
               cms.chmod(folder.getAbsolutePath(), flag);
               cms.unlockResource(folder.getAbsolutePath());
            }
            catch(CmsException ex) {
                xmlTemplateDocument.setData("ERRORDETAILS", Utils.getStackTrace(ex));
                templateSelector = "error";
            }
        }
        else {
            if("upload".equals(action)) {

                // get filename and file content if available
                String filename = null;
                byte[] filecontent = new byte[0];

                // get the filename
                Enumeration files = cms.getRequestContext().getRequest().getFileNames();
                while(files.hasMoreElements()) {
                    filename = (String)files.nextElement();
                }
                if(filename != null) {
                    session.putValue(C_PARA_FILE, filename);
                }
                filename = (String)session.getValue(C_PARA_FILE);

                // get the filecontent
                if(filename != null) {
                    filecontent = cms.getRequestContext().getRequest().getFile(filename);