/** * $Header: /home/coolserv/.cvs/coolserv/jive/source/taglib/com/coolservlets/forum/tags/AdminUserTag.java,v 1.4 2000/12/17 14:14:32 gnielsen Exp $ * $Revision: 1.4 $ * $Date: 2000/12/17 14:14:32 $ * * Copyright (C) 2000 CoolServlets.com. All rights reserved. * * =================================================================== * The Apache Software License, Version 1.1 * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * 1. Redistributions of source code must retain the above copyright *    notice, this list of conditions and the following disclaimer. * * 2. Redistributions in binary form must reproduce the above copyright *    notice, this list of conditions and the following disclaimer in *    the documentation and/or other materials provided with the *    distribution. * * 3. The end-user documentation included with the redistribution, *    if any, must include the following acknowledgment: *       "This product includes software developed by *        CoolServlets.com (http://www.coolservlets.com)." *    Alternately, this acknowledgment may appear in the software itself, *    if and wherever such third-party acknowledgments normally appear. * * 4. The names "Jive" and "CoolServlets.com" must not be used to *    endorse or promote products derived from this software without *    prior written permission. For written permission, please *    contact webmaster@coolservlets.com. * * 5. Products derived from this software may not be called "Jive", *    nor may "Jive" appear in their name, without prior written *    permission of CoolServlets.com. * * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE * DISCLAIMED.  IN NO EVENT SHALL COOLSERVLETS.COM OR * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * ==================================================================== * * This software consists of voluntary contributions made by many * individuals on behalf of CoolServlets.com. For more information * on CoolServlets.com, please see <http://www.coolservlets.com>. */package com.coolservlets.forum.tags;import java.util.*;import javax.servlet.*;import javax.servlet.jsp.*;import javax.servlet.jsp.tagext.*;import javax.servlet.http.*;import com.coolservlets.forum.*;import com.coolservlets.forum.tags.*;/** * JSP Tag <b>admin</b>, used to perform user admin level functions * on a user that is not logged in or not authorized for the function. * <p> * Uses the following jive.tag.properties * <p><ul> * <li><b>jive.admin.username</b> - username of admin user * <li><b>jive.admin.password</b> - password for admin user * </ul> * <p> * Uses the following HTTP input parameter: * <li><b>username</b> - username of user to administer * <p> * JSP Tag Lib Descriptor * <p><pre> * &lt;name&gt;admin&lt;/name&gt; *   &lt;tagclass&gt;com.coolservlets.forum.tags.AdminUserTag&lt;/tagclass&gt; *   &lt;bodycontent&gt;JSP&lt;/bodycontent&gt; *   &lt;info&gt;An account tag can be nested within this tag when you need permission to do something with a user who is not logged in.&lt;/info&gt; * </pre> * * @see JiveState * @see JiveRequest * @see AccountTag * * @author Glenn Nielsen */public class AdminUserTag extends TagSupport{  private Authorization auth = null;  private JiveState js = null;  private JiveRequest jr = null;  private User user = null;  /**   * Login as the admin user so that a jive user account can be administered.   * <p>   * Includes body of tag if admin user was authorized based on the jive.tag.properties   * jive.admin.username and jive.admin.password, and a valid jive username was found   * in the HTTP input parameter "username".   *   * @throws JspException on system level error   *   * @return <b>SKIP_BODY</b> on failure to authorize as admin user or user to administer could not be found, <b>EVAL_BODY_INCLUDE</b> if admin succeeded   */  public final int doStartTag() throws JspException  {    // Initialize JiveState    js = (JiveState)pageContext.getAttribute("jiveUserState",		PageContext.SESSION_SCOPE);    if( js == null ) {      throw new JspException("Jive admin tag could not get jive state.");    }    // Initialize JiveRequest    jr = (JiveRequest)pageContext.getAttribute("jiveUserRequest",                PageContext.REQUEST_SCOPE);    if( jr == null ) {      throw new JspException("Jive admin tag could not get jive request.");    }    // Get username and password of admin    String username = TagPropertyManager.getTagProperty("jive.admin.username");    String password = TagPropertyManager.getTagProperty("jive.admin.password");    if( username == null || username.length() == 0 ||	password == null || password.length() == 0 )      return SKIP_BODY;    // Get admin user authorization    try {      auth = AuthorizationFactory.getAuthorization( username, password );    }    catch( UnauthorizedException ue ) {      return SKIP_BODY;    }    // Get the user to administer from the "username" HTTP input parameter    ServletRequest req = pageContext.getRequest();    String tmp;    if( (tmp = req.getParameter("username")) != null )      return SKIP_BODY;    try {      ForumFactory ff = ForumFactory.getInstance(auth);      ProfileManager pm = ff.getProfileManager();      user = pm.getUser(tmp);    }    catch( Exception e) { }    if( user == null ) {      jr.addError("User \"" + tmp + "\" not found");      return SKIP_BODY;    }    return EVAL_BODY_INCLUDE;  }  /**   * For use by account tag to get the user to administer   *   * @return User - Jive user to administer   */  public final User getUser()  {    return user;  }}