001: /*
002: * Copyright (c) JForum Team
003: * All rights reserved.
004: *
005: * Redistribution and use in source and binary forms,
006: * with or without modification, are permitted provided
007: * that the following conditions are met:
008: *
009: * 1) Redistributions of source code must retain the above
010: * copyright notice, this list of conditions and the
011: * following disclaimer.
012: * 2) Redistributions in binary form must reproduce the
013: * above copyright notice, this list of conditions and
014: * the following disclaimer in the documentation and/or
015: * other materials provided with the distribution.
016: * 3) Neither the name of "Rafael Steil" nor
017: * the names of its contributors may be used to endorse
018: * or promote products derived from this software without
019: * specific prior written permission.
020: *
021: * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT
022: * HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
023: * EXPRESS OR IMPLIED WARRANTIES, INCLUDING,
024: * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
025: * MERCHANTABILITY AND FITNESS FOR A PARTICULAR
026: * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
027: * THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE
028: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
029: * EXEMPLARY, OR CONSEQUENTIAL DAMAGES
030: * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
031: * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
032: * OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
033: * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
034: * IN CONTRACT, STRICT LIABILITY, OR TORT
035: * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
036: * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
037: * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE
038: *
039: * Created on Jun 2, 2005 6:56:25 PM
040: * The JForum Project
041: * http://www.jforum.net
042: */
043: package net.jforum.sso;
044:
045: import net.jforum.dao.DataAccessDriver;
046: import net.jforum.dao.UserDAO;
047: import net.jforum.entities.User;
048:
049: /**
050: * General utilities to use with SSO.
051: *
052: * @author Rafael Steil
053: * @version $Id: SSOUtils.java,v 1.6 2006/08/20 22:47:43 rafaelsteil Exp $
054: */
055: public class SSOUtils {
056: private String username;
057: private boolean exists = true;
058: private User user;
059: private UserDAO dao;
060:
061: /**
062: * Checks if an user exists in the database
063: *
064: * @param username The username to check
065: * @return <code>true</code> if the user exists. If <code>false</code> is
066: * returned, then you can insert the user by calling {@link #register(String, String)}
067: * @see #register(String, String)
068: * @see #getUser()
069: */
070: public boolean userExists(String username) {
071: this .username = username;
072: this .dao = DataAccessDriver.getInstance().newUserDAO();
073:
074: this .user = this .dao.selectByName(username);
075: this .exists = this .user != null;
076:
077: return this .exists;
078: }
079:
080: /**
081: * Registers a new user.
082: * This method should be used together with {@link #userExists(String)}.
083: *
084: * @param password the user's password. It <em>should</em> be the real / final
085: * password. In other words, the data passed as password is the data that'll be
086: * written to the database
087: * @param email the user's email
088: * @see #getUser()
089: */
090: public void register(String password, String email) {
091: if (this .exists) {
092: return;
093: }
094:
095: // Is a new user for us. Register him
096: this .user = new User();
097: user.setUsername(this .username);
098: user.setPassword(password);
099: user.setEmail(email);
100: user.setActive(1);
101:
102: this .dao.addNew(user);
103: }
104:
105: /**
106: * Gets the user associated to this class instance.
107: *
108: * @return the user
109: */
110: public User getUser() {
111: return this.user;
112: }
113: }
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