manageusers.java

java 写的一个新闻发布系统

// $Id: ManageUsers.java,v 1.21 2003/01/29 15:48:13 pmartin Exp $
//
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//            __   .____|    |       \   |    +----+       \
//    _______|  /--|    |    |    -   \  _    |    :    -   \_________
//   \\______: :---|    :    :           |    :    |         \________>
//           |__\---\_____________:______:    :____|____:_____\
//                                      /_____|
//
//              . . . i n   j a h i a   w e   t r u s t . . .
//
//

package org.jahia.admin.users;

import java.io.IOException;
import java.util.HashMap;
import java.util.Properties;
import java.util.Set;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;
import org.jahia.admin.homepages.HomePageTool;
import org.jahia.services.homepages.*;
import org.jahia.bin.Jahia;
import org.jahia.bin.JahiaAdministration;
import org.jahia.exceptions.JahiaException;
import org.jahia.params.ParamBean;
import org.jahia.registries.ServicesRegistry;
import org.jahia.security.license.LicenseKey;
import org.jahia.services.pages.JahiaPageBaseService;
import org.jahia.services.sites.JahiaSite;
import org.jahia.services.usermanager.*;
import org.jahia.utils.JahiaConsole;
import org.jahia.utils.JahiaTools;
import org.jahia.viewhelper.UsersViewHelper;

/**
 * desc:  This class is used by the administration to manage users
 * (add a user, edit and delete) from the Jahia software.
 *
 * Copyright:    Copyright (c) 2002
 * Company:      Jahia Ltd
 *
 * @author Alexandre Kraft
 * @author Philippe Martin
 *
 * @version 2.0
 */
public class ManageUsers
{
    private static final String CLASS_NAME = ManageUsers.class.getName();
    private static final String JSP_PATH = JahiaAdministration.JSP_PATH;

    private static JahiaUserManagerService uMgr;
    private static JahiaGroupManagerService gMgr;

    private JahiaSite jahiaSite;

    private HomePageTool homePageTool = null;

    private String userMessage = "";

    private LicenseKey mLicenseKey;

    /**
     * FIXME : Fuck that shit, beurk, seems to be an ugly bug. I put this variable instance member instead of static.
     */
    //private static Set _searchResult = null;
    private Set _searchResult = null;

    private static UsersViewHelper usersViewHelper;

    // This attribute will be set to true if the super admin change its
    // properties, false other wise.
    private static boolean isSuperAdminProp;

    /**
     * Constructor called from JahiaAdministration
     *
     * @param   request       Servlet request.
     * @param   response      Servlet response.
     * @param   session       Servlet session for the current user.
     *
     * @throws Throwable
     */
    public ManageUsers( HttpServletRequest request,
                        HttpServletResponse response,
                        HttpSession session )
    throws Throwable
    {
        // get services...
        ServicesRegistry sReg = ServicesRegistry.getInstance();
        if (sReg != null) {
            uMgr = sReg.getJahiaUserManagerService();
            gMgr = sReg.getJahiaGroupManagerService();
        }

        // get the current website. get the jahiaserver if it's null...
        jahiaSite =  (JahiaSite) session.getAttribute( ParamBean.SESSION_SITE );
        usersViewHelper = new UsersViewHelper(jahiaSite);

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

        // continue the execution of user request...
        userRequestDispatcher( request, response, session );
    }

    /**
     * Default constructor.
     *
     * @throws Throwable
     */
    public ManageUsers()
    throws Throwable
    {
        ServicesRegistry sReg =  ServicesRegistry.getInstance();
        if (sReg != null) {
            uMgr =  sReg.getJahiaUserManagerService();
            gMgr =  sReg.getJahiaGroupManagerService();
        }
    }

    /**
     * This method is used like a dispatcher for user requests.
     *
     * @param   request       Servlet request.
     * @param   response      Servlet response.
     * @param   session       Servlet session for the current user.
     *
     * @throws Throwable
     */
    private void userRequestDispatcher( HttpServletRequest    request,
                                        HttpServletResponse   response,
                                        HttpSession           session )
    throws Throwable
    {
        String operation = request.getParameter("sub");

        if (operation.equals("display")) {
                displayUsers(request, response, session);
        } else if (operation.equals("search")) {
            _searchResult = null;
            displayUsers(request, response, session);
        } else if (operation.equals("create")) {
            displayUserCreate(request, response, session);
        } else if (operation.equals("edit")) {
            isSuperAdminProp = false;
            displayUserEdit(request, response, session);
        } else if (operation.equals("superAdminProps")) {
            isSuperAdminProp = true;
            displayUserEdit(request, response, session);
        } else if (operation.equals("remove")) {
            displayUserRemove(request, response, session);
        } else if (operation.equals("processCreate")) {
            if (processUserCreate(request, response, session)) {
                displayUsers(request, response, session);
            } else {
                displayUserCreate(request, response, session);
            }
        } else if (operation.equals("processEdit")) {
            if (processUserEdit(request, response, session)) {
                if (isSuperAdminProp) {
                    JahiaAdministration.displayMenu(request, response, session);
                } else {
                    displayUsers(request, response, session);
                }
            } else {
                displayUserEdit(request, response, session);
            }
        } else if (operation.equals("processRemove")) {
            processUserRemove(request, response, session);
        } else if (operation.equals("homepage")) {
            processHomePage(request, response, session);
        }
    }


    /**
     * Forward the servlet request and servlet response objects, using the request
     * dispatcher (from the ServletContext). Note: please be careful, use only
     * context relative path.
     *
     * @param       request             servlet request.
     * @param       response            servlet response.
     * @param       session             Servlet session for the current user.
     * @param       target              target, context-relative path.
     * @exception   IOException         an I/O exception occured during the process.
     * @exception   ServletException    a servlet exception occured during the process.
     */
    private void doRedirect( HttpServletRequest   request,
                             HttpServletResponse  response,
                             HttpSession          session,
                             String               target )
    throws IOException, ServletException
    {
        try {
            request.setAttribute("jahiaSite",jahiaSite);

            // check null warning msg
            if ( request.getAttribute("warningMsg") == null ) {
                request.setAttribute("warningMsg", "");
            }

            // check null jsp bottom message, and fill in if necessary...
            if ( request.getAttribute("msg") == null ) {
                request.setAttribute("msg", Jahia.COPYRIGHT);
            }

            // check null configuration step title, and fill in if necessary...
            if ( request.getAttribute("title") == null ) {
                request.setAttribute("title", "Manage Users");
            }

            // redirect!
            JahiaAdministration.doRedirect(request, response, session, target);

        } catch (IOException ie) {
            JahiaConsole.println(CLASS_NAME+".doRedirect() :" , "error " + ie.getMessage());
        } catch (ServletException se) {
            JahiaConsole.println(CLASS_NAME+".doRedirect() :",  "error " + se.getMessage());
        }
    }

    /**
     * Display the Jahia users and external (if possible) users management menus
     * including the user search engine.
     * @param request
     * @param response
     * @param session
     * @throws IOException
     * @throws ServletException
     * @throws JahiaException
     */
    private void displayUsers(HttpServletRequest request,
                              HttpServletResponse response,
                              HttpSession session)
    throws IOException, ServletException, JahiaException
    {
        request.setAttribute("providerList", uMgr.getProviderList());
        if (_searchResult == null) {
            _searchResult = usersViewHelper.getSearchResult(request);
        }
        request.setAttribute("resultList", usersViewHelper.getUserListForDisplay(_searchResult));
        request.setAttribute("currentSite", jahiaSite.getServerName());
        request.setAttribute("jspSource", JSP_PATH + "/user_management/user_management.jsp");
        request.setAttribute("directMenu", JSP_PATH + "/direct_menu.jsp");
        request.setAttribute("userSearch", JSP_PATH + "/user_management/user_search.jsp");
        session.setAttribute("jahiaDisplayMessage", Jahia.COPYRIGHT);
        session.setAttribute("userMessage", userMessage);
        // Remove any home page definition from the session.
        session.setAttribute("homePageID", null);
        session.setAttribute("homePageLabel", null);
        doRedirect(request, response, session, JSP_PATH + "/admin.jsp");
        userMessage = "";
    }

    /**
     * Display the user creation interface.
     *
     * @param request
     * @param response
     * @param session
     * @throws IOException
     * @throws ServletException
     * @throws JahiaException
     */
    private void displayUserCreate(HttpServletRequest request,
                                   HttpServletResponse response,
                                   HttpSession session)
    throws IOException, ServletException, JahiaException
    {
        JahiaConsole.println(CLASS_NAME+".displayUserCreate","started");
        // Check user limitation according to license.
        int nbUserSite = ServicesRegistry.getInstance().getJahiaUserManagerService().getNbUsers();
        int nbUserLic = mLicenseKey.getUserLimit();
        /** @todo  >= because default user 'root' is not considerated as a real user. */
        if (!(nbUserLic == -1 || nbUserLic >= nbUserSite)) {
            userMessage = "Sorry but the license is limited to " + nbUserLic + " users.";
            displayUsers(request, response, session);
            return;
        }
        HashMap userProperties = new HashMap();
        userProperties.put("username", JahiaTools.nnString(request.getParameter("username")));
        userProperties.put("firstname", JahiaTools.nnString(request.getParameter("firstname")));
        userProperties.put("lastname", JahiaTools.nnString(request.getParameter("lastname")));
        userProperties.put("email", JahiaTools.nnString(request.getParameter("email")));
        userProperties.put("passwd", JahiaTools.nnString(request.getParameter("passwd")));
        userProperties.put("passwdconfirm", JahiaTools.nnString(request.getParameter("passwdconfirm")));
        userProperties.put("organization", JahiaTools.nnString(request.getParameter("organization")));

        // Is here any home page definition ?
        JahiaHomepagesService hpServ = ServicesRegistry.getInstance().getJahiaHomepagesService();
        JahiaHomepage homePage = hpServ.getHomepage(jahiaSite.getUserDefaultHomepageDef());
        if (homePage != null) {
            JahiaHomepageLink homePageLink = (JahiaHomepageLink)homePage;
            session.setAttribute("homePageID", new Integer(homePageLink.getPageID()));
            request.setAttribute("defaultHomePage", JahiaPageBaseService.getInstance().
                lookupPageWhitoutTemplates(homePageLink.getPageID()).getTitle() +
                " (" + homePage.getName() + ")");
        }

        // set request attributes...
        request.setAttribute("userProperties", userProperties);
        session.setAttribute("userMessage", userMessage);
        request.setAttribute("jspSource", JSP_PATH + "/user_management/user_create.jsp");
        request.setAttribute("directMenu", JSP_PATH + "/direct_menu.jsp");
        session.setAttribute("jahiaDisplayMessage", Jahia.COPYRIGHT);
        doRedirect(request, response, session, JSP_PATH + "/admin.jsp");
        userMessage = "";
    }

    /**
     * Process the user creation interface. If any problem, the "userRequestDispatcher"
     * method is in charge to redisplay the user creation interface.
     * 1) Check for a valid user name.
     * 2) Check for a valid password.
     * 3) Create a new user and put it into the Jahia DB.
     *
     * @param request
     * @param response
     * @param session
     * @return true if operation successed, false otherwise.