/*
* The contents of this file are subject to the Mozilla Public License Version 1.1
* (the "License"); you may not use this file except in compliance with the License.
* You may obtain a copy of the License at .
*
* Software distributed under the License is distributed on an "AS IS" basis, WITHOUT
* WARRANTY OF ANY KIND, either express or implied. See the License for the specific
* language governing rights and limitations under the License.
*
* The Original Code is the Venice Web Communities System.
*
* The Initial Developer of the Original Code is Eric J. Bowersox ,
* for Silverwrist Design Studios. Portions created by Eric J. Bowersox are
* Copyright (C) 2001 Eric J. Bowersox/Silverwrist Design Studios. All Rights Reserved.
*
* Contributor(s):
*/
package com.silverwrist.venice.servlets;
import java.io.*;
import java.util.*;
import javax.servlet.*;
import javax.servlet.http.*;
import org.apache.log4j.*;
import com.silverwrist.util.StringUtil;
import com.silverwrist.venice.core.*;
import com.silverwrist.venice.except.*;
import com.silverwrist.venice.servlets.format.*;
public class SystemAdmin extends VeniceServlet
{
/*--------------------------------------------------------------------------------
* Static data members
*--------------------------------------------------------------------------------
*/
private static Category logger = Category.getInstance(SystemAdmin.class);
/*--------------------------------------------------------------------------------
* Internal functions
*--------------------------------------------------------------------------------
*/
private SystemAdminTop makeSystemAdminTop() throws ServletException
{
final String desired_name = "SystemAdminTop";
MenuPanelCache cache = MenuPanelCache.getMenuPanelCache(getServletContext());
if (!(cache.isCached(desired_name)))
{ // create a template and save it off
SystemAdminTop template = new SystemAdminTop();
cache.saveTemplate(template);
} // end if
// return a new copy
return (SystemAdminTop)(cache.getNewMenuPanel(desired_name));
} // end makeSystemAdminTop
private AdminModifyUserDialog makeAdminModifyUserDialog() throws ServletException
{
final String desired_name = "AdminModifyUserDialog";
DialogCache cache = DialogCache.getDialogCache(getServletContext());
if (!(cache.isCached(desired_name)))
{ // create a template and save it off
AdminModifyUserDialog template = new AdminModifyUserDialog();
cache.saveTemplate(template);
} // end if
// return a new copy
return (AdminModifyUserDialog)(cache.getNewDialog(desired_name));
} // end makeAdminModifyUserDialog
private EditGlobalPropertiesDialog makeGlobalPropertiesDialog(SecurityInfo sinf) throws ServletException
{
final String desired_name = "EditGlobalPropertiesDialog";
DialogCache cache = DialogCache.getDialogCache(getServletContext());
if (!(cache.isCached(desired_name)))
{ // create a template and save it off
EditGlobalPropertiesDialog template = new EditGlobalPropertiesDialog(sinf);
cache.saveTemplate(template);
} // end if
// return a new copy
return (EditGlobalPropertiesDialog)(cache.getNewDialog(desired_name));
} // end makeGlobalPropertiesDialog
/*--------------------------------------------------------------------------------
* Overrides from class HttpServlet
*--------------------------------------------------------------------------------
*/
public String getServletInfo()
{
String rc = "SystemAdmin servlet - Administrative functions for the entire system\n"
+ "Part of the Venice Web Communities System\n";
return rc;
} // end getServletInfo
/*--------------------------------------------------------------------------------
* Overrides from class VeniceServlet
*--------------------------------------------------------------------------------
*/
protected VeniceContent doVeniceGet(HttpServletRequest request, VeniceEngine engine,
UserContext user, RenderData rdat)
throws ServletException, IOException, VeniceServletResult
{
// decide what to do based on the "cmd" parameter
String cmd = getStandardCommandParam(request);
if (logger.isDebugEnabled())
logger.debug("SystemAdmin/doGet command value = " + cmd);
if (cmd.equals("A"))
{ // "A" = View System Audit Records
try
{ // get the list of audit records
AdminOperations adm = user.getAdminInterface();
int offset = 0;
try
{ // convert the offset parameter
String s_ofs = request.getParameter("ofs");
if (!StringUtil.isStringEmpty(s_ofs))
offset = Integer.parseInt(s_ofs);
} // end try
catch (NumberFormatException nfe)
{ // if it's untranslatable, set it at 0
offset = 0;
} // end catch
// generate the lists
List audit_list = adm.getAuditRecords(offset,engine.getNumAuditRecordsPerPage());
int audit_count = adm.getAuditRecordCount();
// return the audit viewer
setMyLocation(request,"sysadmin?cmd=A&ofs=" + offset);
return new AuditDataViewer(engine,audit_list,offset,audit_count,"System Audit Records",
"sysadmin?cmd=A&ofs=%");
} // end try
catch (AccessError ae)
{ // an access error generally means we're not an administrator
return new ErrorBox("Access Error","You do not have permission to administer the system.",null);
} // end catch
catch (DataException de)
{ // error pulling the audit records
return new ErrorBox("Database Error","Unable to retrieve audit records: " + de.getMessage(),
"sysadmin");
} // end catch
} // end if ("A" command)
if (cmd.equals("UF"))
{ // "UF" = "User Find" - the initial screen of User Account Management
if (!(user.hasAdminAccess()))
return new ErrorBox("Access Error","You do not have permission to administer the system.",null);
// prepare and load the display
AdminFindUser afu = new AdminFindUser(engine);
afu.loadGet();
setMyLocation(request,"sysadmin?cmd=UF");
return afu;
} // end if ("UF" command)
if (cmd.equals("UM"))
{ // "UM" = "User Modify" - the second screen of user account management
try
{ // get the user to be modified
AdminOperations adm = user.getAdminInterface();
String s_uid = request.getParameter("uid");
if (s_uid==null)
throw new ErrorBox(null,"User ID parameter not found.","sysadmin?cmd=UF");
AdminUserContext admuser = adm.getUserContext(Integer.parseInt(s_uid));
AdminModifyUserDialog dlg = makeAdminModifyUserDialog();
dlg.setupDialog(adm,admuser);
setMyLocation(request,"sysadmin?cmd=UM");
return dlg;
} // end try
catch (AccessError ae)
{ // an access error generally means we're not an administrator
return new ErrorBox("Access Error","You do not have permission to administer the system.",null);
} // end catch
catch (DataException de)
{ // error pulling the audit records
return new ErrorBox("Database Error","Unable to retrieve user information: " + de.getMessage(),
"sysadmin?cmd=UF");
} // end catch
catch (NumberFormatException nfe)
{ // this is if we get a bogus UID
return new ErrorBox(null,"Invalid user ID parameter.","sysadmin?cmd=UF");
} // end catch
} // end if ("UM" command)
if (cmd.equals("G"))
{ // "G" = Edit Global Properties
try
{ // get the global properties
AdminOperations adm = user.getAdminInterface();
EditGlobalPropertiesDialog dlg = makeGlobalPropertiesDialog(adm.getSecurityInfo());
dlg.setupDialog(adm);
setMyLocation(request,"sysadmin?cmd=G");
return dlg;
} // end try
catch (AccessError ae)
{ // an access error generally means we're not an administrator
return new ErrorBox("Access Error","You do not have permission to administer the system.",null);
} // end catch
} // end if
// TODO: other command handling
if (!(user.hasAdminAccess()))
return new ErrorBox("Access Error","You do not have permission to administer the system.",null);
setMyLocation(request,"sysadmin");
return makeSystemAdminTop();
} // end doVeniceGet
protected VeniceContent doVenicePost(HttpServletRequest request, VeniceEngine engine,
UserContext user, RenderData rdat)
throws ServletException, IOException, VeniceServletResult
{
// decide what to do based on the "cmd" parameter
String cmd = getStandardCommandParam(request);
if (logger.isDebugEnabled())
logger.debug("SystemAdmin/doPost command value = " + cmd);
if (cmd.equals("UF"))
{ // "UF" = "User Find" - the initial screen of User Account Management
if (!(user.hasAdminAccess()))
return new ErrorBox("Access Error","You do not have permission to administer the system.",null);
try
{ // prepare and load the display
AdminFindUser afu = new AdminFindUser(engine);
afu.loadPost(request);
setMyLocation(request,"sysadmin?cmd=UF");
return afu;
} // end try
catch (DataException de)
{ // catch a database error and return it
return new ErrorBox("Database Error","Database error on find: " + de.getMessage(),"sysadmin?cmd=UF");
} // end catch
catch (ValidationException ve)
{ // there was a validation error
return new ErrorBox("Find Error",ve.getMessage(),"sysadmin?cmd=UF");
} // end catch
} // end if ("UF" command)
if (cmd.equals("UM"))
{ // "UM" = "User Modify" - the second screen of user account management
try
{ // get the dialog box
AdminModifyUserDialog dlg = makeAdminModifyUserDialog();
if (dlg.isButtonClicked(request,"cancel"))
throw new RedirectResult("sysadmin?cmd=UF"); // we decided not to bother - go back
if (dlg.isButtonClicked(request,"update"))
{ // get the user to be modified
AdminOperations adm = user.getAdminInterface();
String s_uid = request.getParameter("uid");
if (s_uid==null)
throw new ErrorBox(null,"User ID parameter not found.","sysadmin?cmd=UF");
AdminUserContext admuser = adm.getUserContext(Integer.parseInt(s_uid));
dlg.loadValues(request); // load field values
try
{ // execute the dialog!
dlg.doDialog(admuser);
throw new RedirectResult("sysadmin?cmd=UF");
} // end try
catch (ValidationException ve)
{ // this is a simple error
dlg.resetOnError(adm,admuser,ve.getMessage() + " Please try again.");
setMyLocation(request,"sysadmin?cmd=UM");
return dlg;
} // end catch
} // end if
else
{ // the button must be wrong!
logger.error("no known button click on SystemAdmin.doPost, cmd=UF");
return new ErrorBox("Internal Error","Unknown command button pressed","sysadmin?cmd=UF");
} // end else
} // end try
catch (AccessError ae)
{ // an access error generally means we're not an administrator
return new ErrorBox("Access Error","You do not have permission to administer the system.",null);
} // end catch
catch (DataException de)
{ // error pulling the audit records
return new ErrorBox("Database Error","Unable to retrieve user information: " + de.getMessage(),
"sysadmin?cmd=UF");
} // end catch
catch (NumberFormatException nfe)
{ // this is if we get a bogus UID
return new ErrorBox(null,"Invalid user ID parameter.","sysadmin?cmd=UF");
} // end catch
} // end if ("UM" command)
if (cmd.equals("G"))
{ // "G" - Edit Global Properties
try
{ // get the dialog box
EditGlobalPropertiesDialog dlg = makeGlobalPropertiesDialog(engine.getSecurityInfo());
if (dlg.isButtonClicked(request,"cancel"))
throw new RedirectResult("sysadmin"); // we decided not to bother - go back
if (dlg.isButtonClicked(request,"update"))
{ // update the system properties
AdminOperations adm = user.getAdminInterface();
dlg.loadValues(request);
try
{ // execute the dialog!
dlg.doDialog(adm);
throw new RedirectResult("sysadmin");
} // end try
catch (ValidationException ve)
{ // validation error - retry the dialog
dlg.setErrorMessage(ve.getMessage() + " Please try again.");
setMyLocation(request,"sysadmin?cmd=G");
return dlg;
} // end catch
} // end if
else
{ // the button must be wrong!
logger.error("no known button click on SystemAdmin.doPost, cmd=G");
return new ErrorBox("Internal Error","Unknown command button pressed","sysadmin?cmd=UF");
} // end else
} // end try
catch (AccessError ae)
{ // an access error generally means we're not an administrator
return new ErrorBox("Access Error","You do not have permission to administer the system.",null);
} // end catch
catch (DataException de)
{ // error pulling the audit records
return new ErrorBox("Database Error","Unable to update global properties: " + de.getMessage(),
"sysadmin");
} // end catch
} // end if ("G" command)
// TODO: other command handling
if (!(user.hasAdminAccess()))
return new ErrorBox("Access Error","You do not have permission to administer the system.",null);
setMyLocation(request,"sysadmin");
return makeSystemAdminTop();
} // end doVenicePost
} // end class SystemAdmin