/*
 * The Apache Software License, Version 1.1
 *
 * Copyright (c) 1999-2001 The Apache Software Foundation.  All rights
 * reserved.
 *
 * 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 acknowlegement:
 * "This product includes software developed by the
 * Apache Software Foundation (http://www.apache.org/)."
 * Alternately, this acknowlegement may appear in the software itself,
 * if and wherever such third-party acknowlegements normally appear.
 *
 * 4. The names "The Jakarta Project", "Ant", and "Apache Software
 * Foundation" must not be used to endorse or promote products derived
 * from this software without prior written permission. For written
 * permission, please contact apache@apache.org.
 *
 * 5. Products derived from this software may not be called "Apache"
 * nor may "Apache" appear in their names without prior written
 * permission of the Apache Group.
 *
 * 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 THE APACHE SOFTWARE FOUNDATION 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 the Apache Software Foundation.  For more
 * information on the Apache Software Foundation, please see
 * <http://www.apache.org/>.
 */

package org.apache.tools.ant.taskdefs.optional.http;

import java.io.*;
import java.net.*;
import java.util.*;
import org.apache.tools.ant.*;
import org.apache.tools.ant.taskdefs.Get;


/**
 * this class implements basic auth, the one that shouldn't be used
 * except over an encrypted link or trusted network.
 *
 * @created 20 March 2001
 */

public class HttpBasicAuth implements HttpAuthenticationStrategy {


    /**
     * Sets the AuthenticationHeader attribute of the HttpAuthStrategy
     * object
     *
     * @param requestConnection The current request
     * @param responseConnection any previous request, which can contain a
     *          challenge for the next round. Will often be null
     * @param user the current user name
     * @param password the current password
     */
    public void setAuthenticationHeader(URLConnection requestConnection,
            URLConnection responseConnection,
            String username, String password)
            throws BuildException {

        if (username != null) {
            password = username == null ? "" : password;
            String encodeStr = username + ":" + password;
            char[] encodedPass;
            String encodedPassStr;
            
            Base64Encode encoder = new Base64Encode();
            encodedPass = encoder.encodeBase64(encodeStr.getBytes());
            encodedPassStr= new String(encodedPass);
            /* this uses the get task
            Get.Base64Converter converter= new Get.Base64Converter();
            encodedPassStr = converter.encode(encodeStr);
            */
            String authStr = "BASIC " +encodedPassStr;
            requestConnection.setRequestProperty("Authorization", authStr);
            }
        }
}

