forked from mirrors/gecko-dev
--HG-- extra : source : 625f71135038f79c075f758e316fbb00097c9a18 extra : intermediate-source : 7a1ef487a9e74d66b112034051e49b77023860b8 extra : histedit_source : 88d19dbee4a99faa191e49e2847c4c59aba05b0c%2C5ee702f97153152d31124e0c5f3e8318cbeb3195
111 lines
3.3 KiB
C++
111 lines
3.3 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "FontTableURIProtocolHandler.h"
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#include "nsIURIMutator.h"
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#include "nsIUUIDGenerator.h"
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#include "nsNetUtil.h"
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#include "nsSimpleURI.h"
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using namespace mozilla;
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using namespace mozilla::dom;
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/* static */ nsresult FontTableURIProtocolHandler::GenerateURIString(
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nsACString &aUri) {
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nsresult rv;
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nsCOMPtr<nsIUUIDGenerator> uuidgen =
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do_GetService("@mozilla.org/uuid-generator;1", &rv);
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NS_ENSURE_SUCCESS(rv, rv);
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nsID id;
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rv = uuidgen->GenerateUUIDInPlace(&id);
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NS_ENSURE_SUCCESS(rv, rv);
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char chars[NSID_LENGTH];
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id.ToProvidedString(chars);
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aUri = FONTTABLEURI_SCHEME;
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aUri.Append(':');
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aUri += Substring(chars + 1, chars + NSID_LENGTH - 2);
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return NS_OK;
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}
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FontTableURIProtocolHandler::FontTableURIProtocolHandler() = default;
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FontTableURIProtocolHandler::~FontTableURIProtocolHandler() = default;
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NS_IMPL_ISUPPORTS(FontTableURIProtocolHandler, nsIProtocolHandler,
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nsISupportsWeakReference)
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NS_IMETHODIMP
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FontTableURIProtocolHandler::GetDefaultPort(int32_t *result) {
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*result = -1;
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return NS_OK;
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}
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NS_IMETHODIMP
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FontTableURIProtocolHandler::GetProtocolFlags(uint32_t *result) {
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*result = URI_NORELATIVE | URI_NOAUTH | URI_LOADABLE_BY_SUBSUMERS |
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URI_NON_PERSISTABLE | URI_IS_LOCAL_RESOURCE;
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return NS_OK;
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}
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NS_IMETHODIMP
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FontTableURIProtocolHandler::GetFlagsForURI(nsIURI *aURI, uint32_t *aResult) {
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return FontTableURIProtocolHandler::GetProtocolFlags(aResult);
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}
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NS_IMETHODIMP
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FontTableURIProtocolHandler::NewChannel(nsIURI *uri, nsILoadInfo *aLoadInfo,
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nsIChannel **result) {
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return NS_ERROR_DOM_BAD_URI;
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}
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NS_IMETHODIMP
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FontTableURIProtocolHandler::AllowPort(int32_t port, const char *scheme,
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bool *_retval) {
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*_retval = false;
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return NS_OK;
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}
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NS_IMETHODIMP
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FontTableURIProtocolHandler::GetScheme(nsACString &result) {
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result.AssignLiteral(FONTTABLEURI_SCHEME);
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return NS_OK;
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}
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NS_IMETHODIMP
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FontTableURIProtocolHandler::NewURI(const nsACString &aSpec,
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const char *aCharset, nsIURI *aBaseURI,
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nsIURI **aResult) {
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nsresult rv;
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nsCOMPtr<nsIURI> uri;
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// Either you got here via a ref or a fonttable: uri
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if (aSpec.Length() && aSpec.CharAt(0) == '#') {
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rv = NS_MutateURI(aBaseURI).SetRef(aSpec).Finalize(uri);
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NS_ENSURE_SUCCESS(rv, rv);
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} else {
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// Relative URIs (other than #ref) are not meaningful within the
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// fonttable: scheme.
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// If aSpec is a relative URI -other- than a bare #ref,
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// this will leave uri empty, and we'll return a failure code below.
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rv = NS_MutateURI(new mozilla::net::nsSimpleURI::Mutator())
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.SetSpec(aSpec)
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.Finalize(uri);
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NS_ENSURE_SUCCESS(rv, rv);
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}
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bool schemeIs;
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if (NS_FAILED(uri->SchemeIs(FONTTABLEURI_SCHEME, &schemeIs)) || !schemeIs) {
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NS_WARNING("Non-fonttable spec in FontTableURIProtocolHandler");
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return NS_ERROR_NOT_AVAILABLE;
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}
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uri.forget(aResult);
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return NS_OK;
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}
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