licenseinfo.java

java 写的一个新闻发布系统

// $Id: LicenseInfo.java,v 1.4 2002/07/19 16:16:04 pmartin Exp $
//
//                                   ____.
//                       __/\ ______|    |__/\.     _______
//            __   .____|    |       \   |    +----+       \
//    _______|  /--|    |    |    -   \  _    |    :    -   \_________
//   \\______: :---|    :    :           |    :    |         \________>
//           |__\---\_____________:______:    :____|____:_____\
//                                      /_____|
//
//              . . . i n   j a h i a   w e   t r u s t . . .
//
//
//  LicenseInfo
//
//  09.08.2001  MJ  added in jahia.
//

package org.jahia.admin.info;

import java.io.*;                                   // IOException
import java.util.*;
import javax.servlet.*;
import javax.servlet.http.*;


import org.jahia.bin.*;
import org.jahia.utils.*;
import org.jahia.utils.properties.*;
import org.jahia.params.*;                      // ParamBean
import org.jahia.settings.*;                    // JahiaPrivateSettings
import org.jahia.exceptions.*;
import org.jahia.registries.*;                  // ServicesRegistry, ListenersRegistry
import org.jahia.services.sites.*;
import org.jahia.security.license.*;



/**
 * desc: This class provides the business methods for license
 * info display, from the JahiaAdministration servlet.
 * 
 * Copyright:    Copyright (c) 2002
 * Company:      Jahia Ltd
 *
 * @author Mikha雔 Janson
 * @version 1.0
 */
public class LicenseInfo
{
    private static final String     CLASS_NAME              =  JahiaAdministration.CLASS_NAME;
    private static final String     JSP_PATH                =  JahiaAdministration.JSP_PATH;

    private static       ServicesRegistry           sReg;

	private              LicenseKey                 mLicenseKey;



    /**
    * Default constructor.
    *
    * @param   request       Servlet request.
    * @param   response      Servlet response.
    * @param   session       Servlet session for the current user.
    */
    public LicenseInfo( HttpServletRequest    request,
                               HttpServletResponse   response,
                               HttpSession           session )

    throws Throwable
    {
	    mLicenseKey = Jahia.getLicenseKey();
	    if ( mLicenseKey == null ){
	        // set request attributes...
    	    request.setAttribute("jahiaDisplayMessage",  "Invalid License Key");
        	// redirect...
        	JahiaAdministration.doRedirect( request, response, session, JSP_PATH + "menu.jsp" );
        	return;
	    }

        displayLicenseInfo( request, response, session );
    } // end constructor


    /**
     * Display installed license information, using doRedirect().
     *
     * @param   req       the HttpServletRequest object
     * @param   res       the HttpServletResponse object
     * @param   sess      the HttpSession object
     */
    private void displayLicenseInfo( HttpServletRequest   req,
                                     HttpServletResponse  res,
                                     HttpSession          sess )
	throws IOException, ServletException
    {

        ServicesRegistry       sReg  =  ServicesRegistry.getInstance();

        if (sReg != null) {

            try {
                int nbCurrentSites     = sReg.getJahiaSitesService().getNbSites();
                int nbMaxSites         = mLicenseKey.getSiteLimit();
    			int nbCurrentUsers     = sReg.getJahiaUserManagerService().getNbUsers();
                int nbMaxUsers         = mLicenseKey.getUserLimit();
    			int nbCurrentTemplates = sReg.getJahiaPageTemplateService().getNbPageTemplates();
    			int nbMaxTemplates     = mLicenseKey.getPageTemplateLimit();
                int nbCurrentPages     = sReg.getJahiaPageService().getRealNbPages();
                int nbMaxPages         = mLicenseKey.getPageLimit();
                int licenseType        = mLicenseKey.getLicenseType();
                String licenseID       = mLicenseKey.getLicenseID();

                String maxSites     = (nbMaxSites == -1)     ? "unlimited" : Integer.toString(nbMaxSites);
                String maxUsers     = (nbMaxUsers == -1)     ? "unlimited" : Integer.toString(nbMaxUsers);
                String maxTemplates = (nbMaxTemplates == -1) ? "unlimited" : Integer.toString(nbMaxTemplates);
                String maxPages     = (nbMaxPages == -1)     ? "unlimited" : Integer.toString(nbMaxPages);


                req.setAttribute("nbCurrentSites",     Integer.toString(nbCurrentSites)      );
                req.setAttribute("nbMaxSites",         maxSites                              ); 
                req.setAttribute("nbCurrentUsers",     Integer.toString(nbCurrentUsers)      );
                req.setAttribute("nbMaxUsers",         maxUsers                              );
                req.setAttribute("nbCurrentTemplates", Integer.toString(nbCurrentTemplates)  );
                req.setAttribute("nbMaxTemplates",     maxTemplates                          );
                req.setAttribute("nbCurrentPages",     Integer.toString(nbCurrentPages)      );
                req.setAttribute("nbMaxPages",         maxPages                              );
                req.setAttribute("licenseID", licenseID);
                PropertiesManager pm = new PropertiesManager(Jahia.getJahiaPropertiesFileName());
                req.setAttribute("release", pm.getProperty("release"));
                req.setAttribute("build", Integer.toString(Jahia.BUILD_NUMBER)  );
                req.setAttribute("licenseType",        new Integer(licenseType)              );
                JahiaAdministration.doRedirect( req, res, sess, JSP_PATH + "show_info.jsp" );

            } catch (JahiaException je) {

                sess.setAttribute(CLASS_NAME + "jahiaDisplayMessage", "A problem occurred with Jahia Services");
                JahiaAdministration.displayMenu( req, res, sess );   // back to menu in case of problems with the Managers...
            }

        } else {
            sess.setAttribute(CLASS_NAME + "jahiaDisplayMessage", "Could not get an instance of Services Registry");
            JahiaAdministration.displayMenu( req, res, sess );   // back to menu in case of problems with the Managers...
        }

    } // end displayLicenseInfo


} // end class LicenseInfo