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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* 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 "nsIProtocolHandler.idl"
/**
* Protocol handler superinterface for a protocol which performs substitutions
* from URIs of its scheme to URIs of another scheme.
*/
[scriptable, uuid(154c64fd-a69e-4105-89f8-bd7dfe621372)]
interface nsISubstitutingProtocolHandler : nsIProtocolHandler
{
/**
* Content script may access files in this package.
*/
const short ALLOW_CONTENT_ACCESS = 1 << 0;
/**
* This substitution exposes nsIJARURI instead of a nsIFileURL. By default
* NewURI will always return a nsIFileURL even when the URL is jar:
*/
const short RESOLVE_JAR_URI = 1 << 1;
/**
* Sets the substitution for the root key:
* resource://root/path ==> baseURI.resolve(path)
*
* A null baseURI removes the specified substitution.
*
* The root key will be converted to lower-case to conform to
* case-insensitive URI hostname matching behavior.
*/
[must_use] void setSubstitution(in ACString root, in nsIURI baseURI);
/**
* Same as setSubstitution, but with specific flags.
*/
[must_use] void setSubstitutionWithFlags(in ACString root, in nsIURI baseURI, in uint32_t flags);
/**
* Gets the substitution for the root key.
*
* @throws NS_ERROR_NOT_AVAILABLE if none exists.
*/
[must_use] nsIURI getSubstitution(in ACString root);
/**
* Returns TRUE if the substitution exists and FALSE otherwise.
*/
[must_use] boolean hasSubstitution(in ACString root);
/**
* Utility function to resolve a substituted URI. A resolved URI is not
* guaranteed to reference a resource that exists (ie. opening a channel to
* the resolved URI may fail).
*
* @throws NS_ERROR_NOT_AVAILABLE if resURI.host() is an unknown root key.
*/
[must_use] AUTF8String resolveURI(in nsIURI resURI);
};