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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

#include "nsISupports.idl"

interface nsIURI;
interface nsIURIMutator;

/**
 * nsIStandardURL defines the interface to an URL with the standard
 * file path format common to protocols like http, ftp, and file.
 * It supports initialization from a relative path and provides
 * some customization on how URLs are normalized.
 */
[scriptable, builtinclass, uuid(babd6cca-ebe7-4329-967c-d6b9e33caa81)]
interface nsIStandardURL : nsISupports
{
    /**
     * blah:foo/bar    => blah://foo/bar
     * blah:/foo/bar   => blah:///foo/bar
     * blah://foo/bar  => blah://foo/bar
     * blah:///foo/bar => blah:///foo/bar
     */
    const unsigned long URLTYPE_STANDARD        = 1;

    /**
     * blah:foo/bar    => blah://foo/bar
     * blah:/foo/bar   => blah://foo/bar
     * blah://foo/bar  => blah://foo/bar
     * blah:///foo/bar => blah://foo/bar
     */
    const unsigned long URLTYPE_AUTHORITY       = 2;

    /**
     * blah:foo/bar    => blah:///foo/bar
     * blah:/foo/bar   => blah:///foo/bar
     * blah://foo/bar  => blah://foo/bar
     * blah:///foo/bar => blah:///foo/bar
     */
    const unsigned long URLTYPE_NO_AUTHORITY    = 3;
};

[scriptable, builtinclass, uuid(fc894e98-23a1-43cd-a7fe-72876f8ea2ee)]
interface nsIStandardURLMutator : nsISupports
{
    /**
     * Initialize a standard URL.
     *
     * @param aUrlType       - one of the URLTYPE_ flags listed above.
     * @param aDefaultPort   - if the port parsed from the URL string matches
     *                         this port, then the port will be removed from the
     *                         canonical form of the URL.
     * @param aSpec          - URL string.
     * @param aOriginCharset - the charset from which this URI string
     *                         originated.  this corresponds to the charset
     *                         that should be used when communicating this
     *                         URI to an origin server, for example.  if
     *                         null, then provide aBaseURI implements this
     *                         interface, the origin charset of aBaseURI will
     *                         be assumed, otherwise defaulting to UTF-8 (i.e.,
     *                         no charset transformation from aSpec).
     * @param aBaseURI       - if null, aSpec must specify an absolute URI.
     *                         otherwise, aSpec will be resolved relative
     *                         to aBaseURI.
     */
    nsIURIMutator init(in unsigned long aUrlType,
                       in long aDefaultPort,
                       in AUTF8String aSpec,
                       in string aOriginCharset,
                       in nsIURI aBaseURI);

    /**
     * Set the default port.
     *
     * Note: If this object is already using its default port (i.e. if it has
     * mPort == -1), then it will now implicitly be using the new default port.
     *
     * @param aNewDefaultPort - if the URI has (or is later given) a port that
     *                          matches this default, then we won't include a
     *                          port number in the canonical form of the URL.
     */
    nsIURIMutator setDefaultPort(in long aNewDefaultPort);
};