mirror of
https://gitlab.winehq.org/wine/wine-gecko.git
synced 2024-09-13 09:24:08 -07:00
302 lines
8.6 KiB
C++
302 lines
8.6 KiB
C++
/* -*- 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 "mozilla/dom/FetchDriver.h"
|
|
|
|
#include "nsIScriptSecurityManager.h"
|
|
|
|
#include "nsContentPolicyUtils.h"
|
|
#include "nsDataHandler.h"
|
|
#include "nsHostObjectProtocolHandler.h"
|
|
#include "nsNetUtil.h"
|
|
#include "nsStringStream.h"
|
|
|
|
#include "mozilla/dom/File.h"
|
|
#include "mozilla/dom/workers/Workers.h"
|
|
|
|
#include "Fetch.h"
|
|
#include "InternalRequest.h"
|
|
#include "InternalResponse.h"
|
|
|
|
namespace mozilla {
|
|
namespace dom {
|
|
|
|
FetchDriver::FetchDriver(InternalRequest* aRequest)
|
|
: mRequest(aRequest)
|
|
, mFetchRecursionCount(0)
|
|
{
|
|
}
|
|
|
|
FetchDriver::~FetchDriver()
|
|
{
|
|
}
|
|
|
|
nsresult
|
|
FetchDriver::Fetch(FetchDriverObserver* aObserver)
|
|
{
|
|
workers::AssertIsOnMainThread();
|
|
mObserver = aObserver;
|
|
|
|
return Fetch(false /* CORS flag */);
|
|
}
|
|
|
|
nsresult
|
|
FetchDriver::Fetch(bool aCORSFlag)
|
|
{
|
|
// We do not currently implement parts of the spec that lead to recursion.
|
|
MOZ_ASSERT(mFetchRecursionCount == 0);
|
|
mFetchRecursionCount++;
|
|
|
|
// FIXME(nsm): Deal with HSTS.
|
|
|
|
if (!mRequest->IsSynchronous() && mFetchRecursionCount <= 1) {
|
|
nsCOMPtr<nsIRunnable> r =
|
|
NS_NewRunnableMethodWithArg<bool>(this, &FetchDriver::ContinueFetch, aCORSFlag);
|
|
return NS_DispatchToCurrentThread(r);
|
|
}
|
|
|
|
MOZ_CRASH("Synchronous fetch not supported");
|
|
}
|
|
|
|
nsresult
|
|
FetchDriver::ContinueFetch(bool aCORSFlag)
|
|
{
|
|
workers::AssertIsOnMainThread();
|
|
|
|
nsAutoCString url;
|
|
mRequest->GetURL(url);
|
|
nsCOMPtr<nsIURI> requestURI;
|
|
// FIXME(nsm): Deal with relative URLs.
|
|
nsresult rv = NS_NewURI(getter_AddRefs(requestURI), url,
|
|
nullptr, nullptr);
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return FailWithNetworkError();
|
|
}
|
|
|
|
// FIXME(nsm): Bug 1039846: Add CSP checks
|
|
|
|
nsAutoCString scheme;
|
|
rv = requestURI->GetScheme(scheme);
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return FailWithNetworkError();
|
|
}
|
|
|
|
nsAutoCString originURL;
|
|
mRequest->GetOrigin(originURL);
|
|
nsCOMPtr<nsIURI> originURI;
|
|
rv = NS_NewURI(getter_AddRefs(originURI), originURL, nullptr, nullptr);
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return FailWithNetworkError();
|
|
}
|
|
|
|
nsIScriptSecurityManager* ssm = nsContentUtils::GetSecurityManager();
|
|
rv = ssm->CheckSameOriginURI(requestURI, originURI, false);
|
|
if ((!aCORSFlag && NS_SUCCEEDED(rv)) ||
|
|
(scheme.EqualsLiteral("data") && mRequest->SameOriginDataURL()) ||
|
|
scheme.EqualsLiteral("about")) {
|
|
return BasicFetch();
|
|
}
|
|
|
|
if (mRequest->Mode() == RequestMode::Same_origin) {
|
|
return FailWithNetworkError();
|
|
}
|
|
|
|
if (mRequest->Mode() == RequestMode::No_cors) {
|
|
mRequest->SetResponseTainting(InternalRequest::RESPONSETAINT_OPAQUE);
|
|
return BasicFetch();
|
|
}
|
|
|
|
if (!scheme.EqualsLiteral("http") && !scheme.EqualsLiteral("https")) {
|
|
return FailWithNetworkError();
|
|
}
|
|
|
|
if (mRequest->Mode() == RequestMode::Cors_with_forced_preflight ||
|
|
(mRequest->UnsafeRequest() && (mRequest->HasSimpleMethod() || !mRequest->Headers()->HasOnlySimpleHeaders()))) {
|
|
// FIXME(nsm): Set corsPreflight;
|
|
}
|
|
|
|
mRequest->SetResponseTainting(InternalRequest::RESPONSETAINT_CORS);
|
|
// FIXME(nsm): HttpFetch.
|
|
return FailWithNetworkError();
|
|
}
|
|
|
|
nsresult
|
|
FetchDriver::BasicFetch()
|
|
{
|
|
nsAutoCString url;
|
|
mRequest->GetURL(url);
|
|
nsCOMPtr<nsIURI> uri;
|
|
nsresult rv = NS_NewURI(getter_AddRefs(uri),
|
|
url,
|
|
nullptr,
|
|
nullptr);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
nsCString scheme;
|
|
rv = uri->GetScheme(scheme);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
if (scheme.LowerCaseEqualsLiteral("about")) {
|
|
if (url.EqualsLiteral("about:blank")) {
|
|
nsRefPtr<InternalResponse> response =
|
|
new InternalResponse(200, NS_LITERAL_CSTRING("OK"));
|
|
ErrorResult result;
|
|
response->Headers()->Append(NS_LITERAL_CSTRING("content-type"),
|
|
NS_LITERAL_CSTRING("text/html;charset=utf-8"),
|
|
result);
|
|
MOZ_ASSERT(!result.Failed());
|
|
nsCOMPtr<nsIInputStream> body;
|
|
rv = NS_NewCStringInputStream(getter_AddRefs(body), EmptyCString());
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return FailWithNetworkError();
|
|
}
|
|
|
|
response->SetBody(body);
|
|
BeginResponse(response);
|
|
return SucceedWithResponse();
|
|
}
|
|
return FailWithNetworkError();
|
|
}
|
|
|
|
if (scheme.LowerCaseEqualsLiteral("blob")) {
|
|
nsRefPtr<FileImpl> blobImpl;
|
|
rv = NS_GetBlobForBlobURI(uri, getter_AddRefs(blobImpl));
|
|
FileImpl* blob = static_cast<FileImpl*>(blobImpl.get());
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return FailWithNetworkError();
|
|
}
|
|
|
|
nsRefPtr<InternalResponse> response = new InternalResponse(200, NS_LITERAL_CSTRING("OK"));
|
|
{
|
|
ErrorResult result;
|
|
uint64_t size = blob->GetSize(result);
|
|
if (NS_WARN_IF(result.Failed())) {
|
|
return FailWithNetworkError();
|
|
}
|
|
|
|
nsAutoString sizeStr;
|
|
sizeStr.AppendInt(size);
|
|
response->Headers()->Append(NS_LITERAL_CSTRING("Content-Length"), NS_ConvertUTF16toUTF8(sizeStr), result);
|
|
if (NS_WARN_IF(result.Failed())) {
|
|
return FailWithNetworkError();
|
|
}
|
|
|
|
nsAutoString type;
|
|
blob->GetType(type);
|
|
response->Headers()->Append(NS_LITERAL_CSTRING("Content-Type"), NS_ConvertUTF16toUTF8(type), result);
|
|
if (NS_WARN_IF(result.Failed())) {
|
|
return FailWithNetworkError();
|
|
}
|
|
}
|
|
|
|
nsCOMPtr<nsIInputStream> stream;
|
|
rv = blob->GetInternalStream(getter_AddRefs(stream));
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return FailWithNetworkError();
|
|
}
|
|
|
|
response->SetBody(stream);
|
|
BeginResponse(response);
|
|
return SucceedWithResponse();
|
|
}
|
|
|
|
if (scheme.LowerCaseEqualsLiteral("data")) {
|
|
nsAutoCString method;
|
|
mRequest->GetMethod(method);
|
|
if (method.LowerCaseEqualsASCII("get")) {
|
|
// Use nsDataHandler directly so that we can extract the content type.
|
|
// XXX(nsm): Is there a way to acquire the charset without such tight
|
|
// coupling with the DataHandler? nsIProtocolHandler does not provide
|
|
// anything similar.
|
|
nsAutoCString contentType, contentCharset, dataBuffer, hashRef;
|
|
bool isBase64;
|
|
rv = nsDataHandler::ParseURI(url,
|
|
contentType,
|
|
contentCharset,
|
|
isBase64,
|
|
dataBuffer,
|
|
hashRef);
|
|
if (NS_SUCCEEDED(rv)) {
|
|
ErrorResult result;
|
|
nsRefPtr<InternalResponse> response = new InternalResponse(200, NS_LITERAL_CSTRING("OK"));
|
|
if (!contentCharset.IsEmpty()) {
|
|
contentType.Append(";charset=");
|
|
contentType.Append(contentCharset);
|
|
}
|
|
|
|
response->Headers()->Append(NS_LITERAL_CSTRING("Content-Type"), contentType, result);
|
|
if (!result.Failed()) {
|
|
nsCOMPtr<nsIInputStream> stream;
|
|
rv = NS_NewCStringInputStream(getter_AddRefs(stream), dataBuffer);
|
|
if (NS_SUCCEEDED(rv)) {
|
|
response->SetBody(stream);
|
|
BeginResponse(response);
|
|
return SucceedWithResponse();
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
return FailWithNetworkError();
|
|
}
|
|
|
|
if (scheme.LowerCaseEqualsLiteral("file")) {
|
|
} else if (scheme.LowerCaseEqualsLiteral("http") ||
|
|
scheme.LowerCaseEqualsLiteral("https")) {
|
|
// FIXME(nsm): HttpFetch.
|
|
return FailWithNetworkError();
|
|
}
|
|
|
|
return FailWithNetworkError();
|
|
}
|
|
|
|
nsresult
|
|
FetchDriver::BeginResponse(InternalResponse* aResponse)
|
|
{
|
|
MOZ_ASSERT(aResponse);
|
|
nsAutoCString reqURL;
|
|
mRequest->GetURL(reqURL);
|
|
aResponse->SetUrl(reqURL);
|
|
|
|
// FIXME(nsm): Handle mixed content check, step 7 of fetch.
|
|
|
|
nsRefPtr<InternalResponse> filteredResponse;
|
|
switch (mRequest->GetResponseTainting()) {
|
|
case InternalRequest::RESPONSETAINT_BASIC:
|
|
filteredResponse = InternalResponse::BasicResponse(aResponse);
|
|
break;
|
|
case InternalRequest::RESPONSETAINT_CORS:
|
|
filteredResponse = InternalResponse::CORSResponse(aResponse);
|
|
break;
|
|
case InternalRequest::RESPONSETAINT_OPAQUE:
|
|
filteredResponse = InternalResponse::OpaqueResponse();
|
|
break;
|
|
default:
|
|
MOZ_CRASH("Unexpected case");
|
|
}
|
|
|
|
MOZ_ASSERT(filteredResponse);
|
|
mObserver->OnResponseAvailable(filteredResponse);
|
|
return NS_OK;
|
|
}
|
|
|
|
nsresult
|
|
FetchDriver::SucceedWithResponse()
|
|
{
|
|
return NS_OK;
|
|
}
|
|
|
|
nsresult
|
|
FetchDriver::FailWithNetworkError()
|
|
{
|
|
nsRefPtr<InternalResponse> error = InternalResponse::NetworkError();
|
|
mObserver->OnResponseAvailable(error);
|
|
// FIXME(nsm): Some sort of shutdown?
|
|
return NS_OK;
|
|
}
|
|
|
|
} // namespace dom
|
|
} // namespace mozilla
|