showuserattributedefinitionsdispatchaction.java

来自「这是linux下ssl vpn的实现程序」· Java 代码 · 共 195 行

/*
 *  SSL-Explorer
 *
 *  Copyright (C) 2003-2006 3SP LTD. All Rights Reserved
 *
 *  This program is free software; you can redistribute it and/or
 *  modify it under the terms of the GNU General Public License
 *  as published by the Free Software Foundation; either version 2 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, write to the Free Software
 *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 */
			
package com.sslexplorer.security.actions;

import java.util.List;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import org.apache.struts.Globals;
import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionMapping;
import org.apache.struts.action.ActionMessage;
import org.apache.struts.action.ActionMessages;

import com.sslexplorer.boot.Util;
import com.sslexplorer.core.CoreServlet;
import com.sslexplorer.policyframework.Permission;
import com.sslexplorer.policyframework.PolicyConstants;
import com.sslexplorer.policyframework.PolicyUtil;
import com.sslexplorer.security.Constants;
import com.sslexplorer.security.SessionInfo;
import com.sslexplorer.security.UserAttributeDefinition;
import com.sslexplorer.security.forms.UserAttributeDefinitionsForm;
import com.sslexplorer.table.actions.AbstractPagerAction;

/**
 * Implementation of a
 * {@link com.sslexplorer.table.actions.AbstractPagerAction} that allows
 * an administrator to create, edit and delete <i>User Attribute Definitions</i>.
 * 
 * @author Brett Smith <a href="mailto:[e-mail]">&lt;[e-mail]&gt;</a>
 * @version $Revision: 1.2 $
 * @see com.sslexplorer.security.UserAttributeDefinition
 */
public class ShowUserAttributeDefinitionsDispatchAction extends AbstractPagerAction {
    /**
     * Constructor
     */
    public ShowUserAttributeDefinitionsDispatchAction() {
        super(PolicyConstants.USER_ATTRIBUTE_DEFINITIONS_RESOURCE_TYPE, new Permission[] { PolicyConstants.PERM_MAINTAIN } );
    }

    /*
     * (non-Javadoc)
     * 
     * @see org.apache.struts.actions.DispatchAction#unspecified(org.apache.struts.action.ActionMapping,
     *      org.apache.struts.action.ActionForm,
     *      javax.servlet.http.HttpServletRequest,
     *      javax.servlet.http.HttpServletResponse)
     */
    public ActionForward unspecified(ActionMapping mapping, ActionForm form, HttpServletRequest request,
                    HttpServletResponse response) throws Exception {
        return list(mapping, form, request, response);
    }

    /**
     * Confirm removal of the selected user attribute definition.
     * 
     * @param mapping mapping
     * @param form form
     * @param request request
     * @param response response
     * @return forward
     * @throws Exception on any error
     */
    public ActionForward confirmRemove(ActionMapping mapping, ActionForm form, HttpServletRequest request,
                    HttpServletResponse response) throws Exception {
        PolicyUtil.checkPermission(getResourceType(), PolicyConstants.PERM_MAINTAIN, request);
        UserAttributeDefinitionsForm schemesForm = (UserAttributeDefinitionsForm) form;
        String name = schemesForm.getSelectedItem();
        UserAttributeDefinition def = CoreServlet.getServlet().getUserDatabase().getUserAttributeDefinition(name);
        if (def == null) {
            throw new Exception("No user attribute definition with name of " + name + ".");
        }
        return mapping.findForward("confirmRemove");
    }

    /**
     * Delete the selected  user attribute definition.
     * 
     * @param mapping mapping
     * @param form form
     * @param request request
     * @param response response
     * @return forward
     * @throws Exception on any error
     */
    public ActionForward remove(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response)
                    throws Exception {
        PolicyUtil.checkPermission(getResourceType(), PolicyConstants.PERM_MAINTAIN, request);
        UserAttributeDefinitionsForm f = (UserAttributeDefinitionsForm) form;
        String name = f.getSelectedItem();
        UserAttributeDefinition def = CoreServlet.getServlet().getUserDatabase().getUserAttributeDefinition(name);
        if (def == null) {
            throw new Exception("No user attribute definition with name of " + name + ".");
        }
        CoreServlet.getServlet().getUserDatabase().deleteUserAttributeDefinition(name);
        ActionMessages msgs = new ActionMessages();
        msgs.add(Globals.MESSAGE_KEY, new ActionMessage("userAttributeDefinitions.message.definitionDeleted", name));
        saveMessages(request, msgs);
        return mapping.findForward("refresh");
    }

    /**
     * Edit the selected user attribute definition.
     * 
     * @param mapping mapping
     * @param form form
     * @param request request
     * @param response response
     * @return forward
     * @throws Exception on any error
     */
    public ActionForward edit(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response)
                    throws Exception {
        PolicyUtil.checkPermission(getResourceType(), PolicyConstants.PERM_MAINTAIN, request);
        UserAttributeDefinitionsForm f = (UserAttributeDefinitionsForm) form;
        String name = f.getSelectedItem();
        UserAttributeDefinition def = CoreServlet.getServlet().getUserDatabase().getUserAttributeDefinition(name);
        if (def == null) {
            throw new Exception("No user attribute definition with name of " + name + ".");
        }
        request.getSession().setAttribute(
                        Constants.EDITING_ITEM, def);
        return mapping.findForward("edit");
    }
    
    /**
     * Create a new user attribute definition.
     * 
     * @param mapping mapping
     * @param form form
     * @param request request
     * @param response response
     * @return forward
     * @throws Exception on any error
     */
    public ActionForward create(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response)
                    throws Exception {
        PolicyUtil.checkPermission(getResourceType(), PolicyConstants.PERM_MAINTAIN, request);
        return mapping.findForward("create");
    }

    /**
     * List the authentication schemes configured.
     * 
     * @param mapping mapping
     * @param form form
     * @param request request
     * @param response response
     * @return forward
     * @throws Exception on any error
     */
    public ActionForward list(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response)
                    throws Exception {
        PolicyUtil.checkPermission(getResourceType(), PolicyConstants.PERM_MAINTAIN, request);
        UserAttributeDefinitionsForm f = (UserAttributeDefinitionsForm) form;
        getResources(request);
        List defs = CoreServlet.getServlet().getUserDatabase().getUserAttributeDefinitions();
        f.initialize(request.getSession(), defs);
        Util.noCache(response);
        return mapping.findForward("display");
    }

    /*
     * (non-Javadoc)
     * 
     * @see com.sslexplorer.core.actions.CoreAction#getNavigationContext(org.apache.struts.action.ActionMapping,
     *      org.apache.struts.action.ActionForm,
     *      javax.servlet.http.HttpServletRequest,
     *      javax.servlet.http.HttpServletResponse)
     */
    public int getNavigationContext(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response) {
        return SessionInfo.MANAGEMENT_CONSOLE_CONTEXT;
    }
}