зеркало из https://github.com/mozilla/gecko-dev.git
417 строки
11 KiB
C++
417 строки
11 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 "URL.h"
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#include "URLMainThread.h"
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#include "URLWorker.h"
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#include "MainThreadUtils.h"
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#include "mozilla/dom/URLBinding.h"
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#include "mozilla/dom/BindingUtils.h"
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#include "nsContentUtils.h"
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#include "mozilla/dom/Document.h"
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#include "nsIURIMutator.h"
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#include "nsNetUtil.h"
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namespace mozilla::dom {
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NS_IMPL_CYCLE_COLLECTION_WRAPPERCACHE(URL, mParent, mSearchParams)
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NS_IMPL_CYCLE_COLLECTING_ADDREF(URL)
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NS_IMPL_CYCLE_COLLECTING_RELEASE(URL)
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NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(URL)
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NS_WRAPPERCACHE_INTERFACE_MAP_ENTRY
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NS_INTERFACE_MAP_ENTRY(nsISupports)
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NS_INTERFACE_MAP_END
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JSObject* URL::WrapObject(JSContext* aCx, JS::Handle<JSObject*> aGivenProto) {
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return URL_Binding::Wrap(aCx, this, aGivenProto);
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}
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/* static */
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already_AddRefed<URL> URL::Constructor(const GlobalObject& aGlobal,
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const nsAString& aURL,
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const Optional<nsAString>& aBase,
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ErrorResult& aRv) {
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if (aBase.WasPassed()) {
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return Constructor(aGlobal.GetAsSupports(), aURL, aBase.Value(), aRv);
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}
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return Constructor(aGlobal.GetAsSupports(), aURL, nullptr, aRv);
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}
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/* static */
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already_AddRefed<URL> URL::Constructor(nsISupports* aParent,
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const nsAString& aURL,
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const nsAString& aBase,
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ErrorResult& aRv) {
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// Don't use NS_ConvertUTF16toUTF8 because that doesn't let us handle OOM.
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nsAutoCString base;
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if (!AppendUTF16toUTF8(aBase, base, fallible)) {
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aRv.Throw(NS_ERROR_OUT_OF_MEMORY);
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return nullptr;
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}
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nsCOMPtr<nsIURI> baseUri;
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nsresult rv = NS_NewURI(getter_AddRefs(baseUri), base);
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if (NS_WARN_IF(NS_FAILED(rv))) {
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aRv.ThrowTypeError<MSG_INVALID_URL>(base);
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return nullptr;
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}
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return Constructor(aParent, aURL, baseUri, aRv);
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}
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/* static */
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already_AddRefed<URL> URL::Constructor(nsISupports* aParent,
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const nsAString& aURL, nsIURI* aBase,
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ErrorResult& aRv) {
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// Don't use NS_ConvertUTF16toUTF8 because that doesn't let us handle OOM.
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nsAutoCString urlStr;
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if (!AppendUTF16toUTF8(aURL, urlStr, fallible)) {
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aRv.Throw(NS_ERROR_OUT_OF_MEMORY);
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return nullptr;
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}
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nsCOMPtr<nsIURI> uri;
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nsresult rv = NS_NewURI(getter_AddRefs(uri), urlStr, nullptr, aBase);
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if (NS_FAILED(rv)) {
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// No need to warn in this case. It's common to use the URL constructor
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// to determine if a URL is valid and an exception will be propagated.
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aRv.ThrowTypeError<MSG_INVALID_URL>(urlStr);
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return nullptr;
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}
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RefPtr<URL> url = new URL(aParent);
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url->SetURI(uri.forget());
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return url.forget();
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}
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void URL::CreateObjectURL(const GlobalObject& aGlobal, Blob& aBlob,
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nsAString& aResult, ErrorResult& aRv) {
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if (NS_IsMainThread()) {
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URLMainThread::CreateObjectURL(aGlobal, aBlob, aResult, aRv);
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} else {
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URLWorker::CreateObjectURL(aGlobal, aBlob, aResult, aRv);
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}
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}
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void URL::CreateObjectURL(const GlobalObject& aGlobal, MediaSource& aSource,
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nsAString& aResult, ErrorResult& aRv) {
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MOZ_ASSERT(NS_IsMainThread());
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URLMainThread::CreateObjectURL(aGlobal, aSource, aResult, aRv);
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}
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void URL::RevokeObjectURL(const GlobalObject& aGlobal, const nsAString& aURL,
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ErrorResult& aRv) {
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if (aURL.Contains('#')) {
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// Don't revoke URLs that contain fragments.
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return;
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}
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if (NS_IsMainThread()) {
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URLMainThread::RevokeObjectURL(aGlobal, aURL, aRv);
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} else {
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URLWorker::RevokeObjectURL(aGlobal, aURL, aRv);
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}
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}
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bool URL::IsValidURL(const GlobalObject& aGlobal, const nsAString& aURL,
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ErrorResult& aRv) {
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if (NS_IsMainThread()) {
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return URLMainThread::IsValidURL(aGlobal, aURL, aRv);
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}
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return URLWorker::IsValidURL(aGlobal, aURL, aRv);
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}
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URLSearchParams* URL::SearchParams() {
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CreateSearchParamsIfNeeded();
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return mSearchParams;
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}
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bool IsChromeURI(nsIURI* aURI) { return aURI->SchemeIs("chrome"); }
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void URL::CreateSearchParamsIfNeeded() {
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if (!mSearchParams) {
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mSearchParams = new URLSearchParams(mParent, this);
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UpdateURLSearchParams();
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}
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}
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void URL::SetSearch(const nsAString& aSearch) {
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SetSearchInternal(aSearch);
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UpdateURLSearchParams();
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}
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void URL::URLSearchParamsUpdated(URLSearchParams* aSearchParams) {
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MOZ_ASSERT(mSearchParams);
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MOZ_ASSERT(mSearchParams == aSearchParams);
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nsAutoString search;
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mSearchParams->Serialize(search);
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SetSearchInternal(search);
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}
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#define URL_GETTER(value, func) \
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MOZ_ASSERT(mURI); \
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value.Truncate(); \
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nsAutoCString tmp; \
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nsresult rv = mURI->func(tmp); \
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if (NS_SUCCEEDED(rv)) { \
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CopyUTF8toUTF16(tmp, value); \
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}
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void URL::GetHref(nsAString& aHref) const { URL_GETTER(aHref, GetSpec); }
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void URL::SetHref(const nsAString& aHref, ErrorResult& aRv) {
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// Don't use NS_ConvertUTF16toUTF8 because that doesn't let us handle OOM.
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nsAutoCString href;
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if (!AppendUTF16toUTF8(aHref, href, fallible)) {
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aRv.Throw(NS_ERROR_OUT_OF_MEMORY);
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return;
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}
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nsCOMPtr<nsIURI> uri;
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nsresult rv = NS_NewURI(getter_AddRefs(uri), href);
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if (NS_FAILED(rv)) {
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aRv.ThrowTypeError<MSG_INVALID_URL>(href);
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return;
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}
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mURI = std::move(uri);
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UpdateURLSearchParams();
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}
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void URL::GetOrigin(nsAString& aOrigin, ErrorResult& aRv) const {
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nsresult rv = nsContentUtils::GetUTFOrigin(GetURI(), aOrigin);
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if (NS_WARN_IF(NS_FAILED(rv))) {
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aOrigin.Truncate();
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}
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}
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void URL::GetProtocol(nsAString& aProtocol) const {
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URL_GETTER(aProtocol, GetScheme);
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aProtocol.Append(char16_t(':'));
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}
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void URL::SetProtocol(const nsAString& aProtocol, ErrorResult& aRv) {
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nsAString::const_iterator start;
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aProtocol.BeginReading(start);
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nsAString::const_iterator end;
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aProtocol.EndReading(end);
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nsAString::const_iterator iter(start);
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FindCharInReadable(':', iter, end);
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// Changing the protocol of a URL, changes the "nature" of the URI
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// implementation. In order to do this properly, we have to serialize the
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// existing URL and reparse it in a new object.
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nsCOMPtr<nsIURI> clone;
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nsresult rv = NS_MutateURI(GetURI())
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.SetScheme(NS_ConvertUTF16toUTF8(Substring(start, iter)))
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.Finalize(clone);
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if (NS_WARN_IF(NS_FAILED(rv))) {
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return;
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}
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nsAutoCString href;
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rv = clone->GetSpec(href);
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if (NS_WARN_IF(NS_FAILED(rv))) {
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return;
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}
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nsCOMPtr<nsIURI> uri;
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rv = NS_NewURI(getter_AddRefs(uri), href);
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if (NS_WARN_IF(NS_FAILED(rv))) {
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return;
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}
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mURI = std::move(uri);
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}
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void URL::GetUsername(nsAString& aUsername) const {
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URL_GETTER(aUsername, GetUsername);
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}
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void URL::SetUsername(const nsAString& aUsername) {
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MOZ_ASSERT(mURI);
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Unused << NS_MutateURI(mURI)
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.SetUsername(NS_ConvertUTF16toUTF8(aUsername))
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.Finalize(mURI);
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}
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void URL::GetPassword(nsAString& aPassword) const {
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URL_GETTER(aPassword, GetPassword);
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}
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void URL::SetPassword(const nsAString& aPassword) {
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MOZ_ASSERT(mURI);
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Unused << NS_MutateURI(mURI)
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.SetPassword(NS_ConvertUTF16toUTF8(aPassword))
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.Finalize(mURI);
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}
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void URL::GetHost(nsAString& aHost) const { URL_GETTER(aHost, GetHostPort); }
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void URL::SetHost(const nsAString& aHost) {
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MOZ_ASSERT(mURI);
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Unused << NS_MutateURI(mURI)
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.SetHostPort(NS_ConvertUTF16toUTF8(aHost))
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.Finalize(mURI);
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}
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void URL::GetHostname(nsAString& aHostname) const {
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MOZ_ASSERT(mURI);
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aHostname.Truncate();
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nsContentUtils::GetHostOrIPv6WithBrackets(mURI, aHostname);
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}
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void URL::SetHostname(const nsAString& aHostname) {
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MOZ_ASSERT(mURI);
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// nsStandardURL returns NS_ERROR_UNEXPECTED for an empty hostname
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// The return code is silently ignored
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mozilla::Unused << NS_MutateURI(mURI)
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.SetHost(NS_ConvertUTF16toUTF8(aHostname))
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.Finalize(mURI);
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}
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void URL::GetPort(nsAString& aPort) const {
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MOZ_ASSERT(mURI);
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aPort.Truncate();
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int32_t port;
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nsresult rv = mURI->GetPort(&port);
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if (NS_SUCCEEDED(rv) && port != -1) {
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nsAutoString portStr;
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portStr.AppendInt(port, 10);
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aPort.Assign(portStr);
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}
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}
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void URL::SetPort(const nsAString& aPort) {
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nsresult rv;
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nsAutoString portStr(aPort);
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int32_t port = -1;
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// nsIURI uses -1 as default value.
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if (!portStr.IsEmpty()) {
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port = portStr.ToInteger(&rv);
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if (NS_FAILED(rv)) {
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return;
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}
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}
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Unused << NS_MutateURI(mURI).SetPort(port).Finalize(mURI);
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}
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void URL::GetPathname(nsAString& aPathname) const {
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MOZ_ASSERT(mURI);
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aPathname.Truncate();
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// Do not throw! Not having a valid URI or URL should result in an empty
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// string.
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nsAutoCString file;
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nsresult rv = mURI->GetFilePath(file);
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if (NS_SUCCEEDED(rv)) {
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CopyUTF8toUTF16(file, aPathname);
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}
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}
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void URL::SetPathname(const nsAString& aPathname) {
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MOZ_ASSERT(mURI);
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// Do not throw!
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Unused << NS_MutateURI(mURI)
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.SetFilePath(NS_ConvertUTF16toUTF8(aPathname))
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.Finalize(mURI);
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}
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void URL::GetSearch(nsAString& aSearch) const {
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MOZ_ASSERT(mURI);
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aSearch.Truncate();
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// Do not throw! Not having a valid URI or URL should result in an empty
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// string.
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nsAutoCString search;
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nsresult rv;
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rv = mURI->GetQuery(search);
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if (NS_SUCCEEDED(rv) && !search.IsEmpty()) {
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aSearch.Assign(u'?');
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AppendUTF8toUTF16(search, aSearch);
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}
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}
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void URL::GetHash(nsAString& aHash) const {
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MOZ_ASSERT(mURI);
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aHash.Truncate();
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nsAutoCString ref;
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nsresult rv = mURI->GetRef(ref);
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if (NS_SUCCEEDED(rv) && !ref.IsEmpty()) {
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aHash.Assign(char16_t('#'));
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AppendUTF8toUTF16(ref, aHash);
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}
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}
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void URL::SetHash(const nsAString& aHash) {
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MOZ_ASSERT(mURI);
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Unused
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<< NS_MutateURI(mURI).SetRef(NS_ConvertUTF16toUTF8(aHash)).Finalize(mURI);
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}
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void URL::SetSearchInternal(const nsAString& aSearch) {
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MOZ_ASSERT(mURI);
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// Ignore failures to be compatible with NS4.
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Unused << NS_MutateURI(mURI)
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.SetQuery(NS_ConvertUTF16toUTF8(aSearch))
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.Finalize(mURI);
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}
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void URL::UpdateURLSearchParams() {
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if (!mSearchParams) {
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return;
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}
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nsAutoCString search;
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nsresult rv = GetURI()->GetQuery(search);
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if (NS_WARN_IF(NS_FAILED(rv))) {
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search.Truncate();
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}
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mSearchParams->ParseInput(search);
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}
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void URL::SetURI(already_AddRefed<nsIURI> aURI) {
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mURI = std::move(aURI);
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MOZ_ASSERT(mURI);
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}
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nsIURI* URL::GetURI() const {
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MOZ_ASSERT(mURI);
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return mURI;
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}
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} // namespace mozilla::dom
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