/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/* ***** BEGIN LICENSE BLOCK *****
 * Version: MPL 1.1/GPL 2.0/LGPL 2.1
 *
 * 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
 * http://www.mozilla.org/MPL/
 *
 * 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 Mozilla.
 *
 * The Initial Developer of the Original Code is
 * Wellington Fernando de Macedo.
 * Portions created by the Initial Developer are Copyright (C) 2009
 * the Initial Developer. All Rights Reserved.
 *
 * Contributor(s):
 *    Wellington Fernando de Macedo <wfernandom2004@gmail.com> (original author)
 *
 * Alternatively, the contents of this file may be used under the terms of
 * either the GNU General Public License Version 2 or later (the "GPL"), or
 * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
 * in which case the provisions of the GPL or the LGPL are applicable instead
 * of those above. If you wish to allow use of your version of this file only
 * under the terms of either the GPL or the LGPL, and not to allow others to
 * use your version of this file under the terms of the MPL, indicate your
 * decision by deleting the provisions above and replace them with the notice
 * and other provisions required by the GPL or the LGPL. If you do not delete
 * the provisions above, a recipient may use your version of this file under
 * the terms of any one of the MPL, the GPL or the LGPL.
 *
 * ***** END LICENSE BLOCK ***** */

#include "nsIProxiedChannel.idl"
#include "nsIChannel.idl"

interface nsILoadGroup;
interface nsIURI;
interface nsIInterfaceRequestor;

[scriptable, uuid(701093ac-5c7f-429c-99e3-423b041fccb4)]
interface nsIHttpAuthenticableChannel : nsIProxiedChannel
{
    /**
     * If the channel being authenticated is using SSL.
     */
    readonly attribute boolean isSSL;
    
    /**
     * Returns if the proxy HTTP method used is CONNECT. If no proxy is being
     * used it must return PR_FALSE.
     */
    readonly attribute boolean proxyMethodIsConnect;

    /**
     * Cancels the current request. See nsIRequest.
     */
    void cancel(in nsresult aStatus);

    /**
     * The load flags of this request. See nsIRequest.
     */
    readonly attribute nsLoadFlags loadFlags;

    /**
     * The URI corresponding to the channel. See nsIChannel.
     */
    readonly attribute nsIURI URI;

    /**
     * The load group of this request. It is here for querying its
     * notificationCallbacks. See nsIRequest.
     */
    readonly attribute nsILoadGroup loadGroup;

    /**
     * The notification callbacks for the channel. See nsIChannel.
     */
    readonly attribute nsIInterfaceRequestor notificationCallbacks;

    /**
     * The HTTP request method. See nsIHttpChannel.
     */
    readonly attribute ACString requestMethod;

    /**
     * The "Server" response header.
     * Return NS_ERROR_NOT_AVAILABLE if not available.
     */
    readonly attribute ACString serverResponseHeader;

    /**
     * The Proxy-Authenticate response header.
     */
    readonly attribute ACString proxyChallenges;

    /**
     * The WWW-Authenticate response header.
     */
    readonly attribute ACString WWWChallenges;

    /**
     * Sets the Proxy-Authorization request header. An empty string 
     * will clear it.
     */
    void setProxyCredentials(in ACString credentials);

    /**
     * Sets the Authorization request header. An empty string
     * will clear it.
     */
    void setWWWCredentials(in ACString credentials);

    /**
     * Called when authentication information is ready and has been set on this
     * object using setWWWCredentials/setProxyCredentials. Implementations can
     * continue with the request and send the given information to the server.
     *
     * It is called asynchronously from
     * nsIHttpChannelAuthProvider::processAuthentication if that method returns
     * NS_ERROR_IN_PROGRESS.
     *
     * @note  Any exceptions thrown from this method should be ignored.
     */
    void onAuthAvailable();

    /**
     * Notifies that the prompt was cancelled. It is called asynchronously
     * from nsIHttpChannelAuthProvider::processAuthentication if that method
     * returns NS_ERROR_IN_PROGRESS.
     *
     * @param userCancel
     *        If the user was cancelled has cancelled the authentication prompt.
     */
    void onAuthCancelled(in boolean userCancel);
};