diff options
Diffstat (limited to 'uriloader/exthandler/ExternalHelperAppParent.cpp')
| -rw-r--r-- | uriloader/exthandler/ExternalHelperAppParent.cpp | 477 |
1 files changed, 477 insertions, 0 deletions
diff --git a/uriloader/exthandler/ExternalHelperAppParent.cpp b/uriloader/exthandler/ExternalHelperAppParent.cpp new file mode 100644 index 0000000000..3ebfcb7f37 --- /dev/null +++ b/uriloader/exthandler/ExternalHelperAppParent.cpp @@ -0,0 +1,477 @@ +/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/* vim: set ts=2 et sw=2 tw=80: */ +/* 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/DebugOnly.h" + +#include "ExternalHelperAppParent.h" +#include "nsExternalHelperAppService.h" +#include "nsIContent.h" +#include "nsCExternalHandlerService.h" +#include "nsIExternalHelperAppService.h" +#include "mozilla/dom/ContentParent.h" +#include "mozilla/dom/Element.h" +#include "mozilla/dom/BrowserParent.h" +#include "nsStringStream.h" +#include "mozilla/ipc/URIUtils.h" +#include "nsNetUtil.h" +#include "mozilla/dom/Document.h" +#include "mozilla/dom/CanonicalBrowsingContext.h" +#include "mozilla/dom/WindowGlobalParent.h" +#include "nsQueryObject.h" + +#include "mozilla/Unused.h" + +using namespace mozilla::ipc; + +namespace mozilla { +namespace dom { + +NS_IMPL_ISUPPORTS_INHERITED(ExternalHelperAppParent, nsHashPropertyBag, + nsIRequest, nsIChannel, nsIMultiPartChannel, + nsIPrivateBrowsingChannel, nsIResumableChannel, + nsIStreamListener, nsIExternalHelperAppParent) + +ExternalHelperAppParent::ExternalHelperAppParent( + nsIURI* uri, const int64_t& aContentLength, const bool& aWasFileChannel, + const nsACString& aContentDispositionHeader, + const uint32_t& aContentDispositionHint, + const nsAString& aContentDispositionFilename) + : mURI(uri), + mPending(false), + mIPCClosed(false), + mLoadFlags(0), + mStatus(NS_OK), + mCanceled(false), + mContentLength(aContentLength), + mWasFileChannel(aWasFileChannel) { + mContentDispositionHeader = aContentDispositionHeader; + if (!mContentDispositionHeader.IsEmpty()) { + NS_GetFilenameFromDisposition(mContentDispositionFilename, + mContentDispositionHeader); + mContentDisposition = + NS_GetContentDispositionFromHeader(mContentDispositionHeader, this); + } else { + mContentDisposition = aContentDispositionHint; + mContentDispositionFilename = aContentDispositionFilename; + } +} + +bool ExternalHelperAppParent::Init( + const Maybe<mozilla::net::LoadInfoArgs>& aLoadInfoArgs, + const nsACString& aMimeContentType, const bool& aForceSave, + nsIURI* aReferrer, BrowsingContext* aContext, + const bool& aShouldCloseWindow) { + nsresult rv = mozilla::ipc::LoadInfoArgsToLoadInfo( + aLoadInfoArgs, ContentParent::Cast(Manager())->GetRemoteType(), + getter_AddRefs(mLoadInfo)); + if (NS_FAILED(rv)) { + return false; + } + + nsCOMPtr<nsIExternalHelperAppService> helperAppService = + do_GetService(NS_EXTERNALHELPERAPPSERVICE_CONTRACTID); + NS_ASSERTION(helperAppService, "No Helper App Service!"); + + if (aReferrer) { + SetPropertyAsInterface(u"docshell.internalReferrer"_ns, aReferrer); + } + + if (aContext) { + WindowGlobalParent* parent = + aContext->Canonical()->GetCurrentWindowGlobal(); + if (parent) { + RefPtr<BrowserParent> browser = parent->GetBrowserParent(); + if (browser) { + bool isPrivate = false; + nsCOMPtr<nsILoadContext> loadContext = browser->GetLoadContext(); + loadContext->GetUsePrivateBrowsing(&isPrivate); + SetPrivate(isPrivate); + } + } + } + + helperAppService->CreateListener(aMimeContentType, this, aContext, aForceSave, + nullptr, getter_AddRefs(mListener)); + if (!mListener) { + return false; + } + + if (aShouldCloseWindow) { + RefPtr<nsExternalAppHandler> handler = do_QueryObject(mListener); + if (handler) { + handler->SetShouldCloseWindow(); + } + } + + return true; +} + +void ExternalHelperAppParent::ActorDestroy(ActorDestroyReason why) { + mIPCClosed = true; +} + +void ExternalHelperAppParent::Delete() { + if (!mIPCClosed) { + Unused << Send__delete__(this); + } +} + +mozilla::ipc::IPCResult ExternalHelperAppParent::RecvOnStartRequest( + const nsACString& entityID) { + mEntityID = entityID; + mPending = true; + mStatus = mListener->OnStartRequest(this); + return IPC_OK(); +} + +mozilla::ipc::IPCResult ExternalHelperAppParent::RecvOnDataAvailable( + const nsACString& data, const uint64_t& offset, const uint32_t& count) { + if (NS_FAILED(mStatus)) { + return IPC_OK(); + } + + MOZ_ASSERT(mPending, "must be pending!"); + + nsCOMPtr<nsIInputStream> stringStream; + DebugOnly<nsresult> rv = NS_NewByteInputStream( + getter_AddRefs(stringStream), Span(data).To(count), NS_ASSIGNMENT_DEPEND); + NS_ASSERTION(NS_SUCCEEDED(rv), "failed to create dependent string!"); + mStatus = mListener->OnDataAvailable(this, stringStream, offset, count); + + return IPC_OK(); +} + +mozilla::ipc::IPCResult ExternalHelperAppParent::RecvOnStopRequest( + const nsresult& code) { + mPending = false; + mListener->OnStopRequest( + this, (NS_SUCCEEDED(code) && NS_FAILED(mStatus)) ? mStatus : code); + Delete(); + return IPC_OK(); +} + +// +// nsIStreamListener +// + +NS_IMETHODIMP +ExternalHelperAppParent::OnDataAvailable(nsIRequest* request, + nsIInputStream* input, uint64_t offset, + uint32_t count) { + return mListener->OnDataAvailable(request, input, offset, count); +} + +NS_IMETHODIMP +ExternalHelperAppParent::OnStartRequest(nsIRequest* request) { + return mListener->OnStartRequest(request); +} + +NS_IMETHODIMP +ExternalHelperAppParent::OnStopRequest(nsIRequest* request, nsresult status) { + nsresult rv = mListener->OnStopRequest(request, status); + Delete(); + return rv; +} + +ExternalHelperAppParent::~ExternalHelperAppParent() {} + +// +// nsIRequest implementation... +// + +NS_IMETHODIMP +ExternalHelperAppParent::GetName(nsACString& aResult) { + if (!mURI) { + aResult.Truncate(); + return NS_ERROR_NOT_AVAILABLE; + } + mURI->GetAsciiSpec(aResult); + return NS_OK; +} + +NS_IMETHODIMP +ExternalHelperAppParent::IsPending(bool* aResult) { + *aResult = mPending; + return NS_OK; +} + +NS_IMETHODIMP +ExternalHelperAppParent::GetStatus(nsresult* aResult) { + *aResult = mStatus; + return NS_OK; +} + +NS_IMETHODIMP ExternalHelperAppParent::SetCanceledReason( + const nsACString& aReason) { + return SetCanceledReasonImpl(aReason); +} + +NS_IMETHODIMP ExternalHelperAppParent::GetCanceledReason(nsACString& aReason) { + return GetCanceledReasonImpl(aReason); +} + +NS_IMETHODIMP ExternalHelperAppParent::CancelWithReason( + nsresult aStatus, const nsACString& aReason) { + return CancelWithReasonImpl(aStatus, aReason); +} + +NS_IMETHODIMP +ExternalHelperAppParent::Cancel(nsresult aStatus) { + mCanceled = true; + mStatus = aStatus; + Unused << SendCancel(aStatus); + return NS_OK; +} + +NS_IMETHODIMP +ExternalHelperAppParent::GetCanceled(bool* aCanceled) { + *aCanceled = mCanceled; + return NS_OK; +} + +NS_IMETHODIMP +ExternalHelperAppParent::Suspend() { return NS_ERROR_NOT_IMPLEMENTED; } + +NS_IMETHODIMP +ExternalHelperAppParent::Resume() { return NS_ERROR_NOT_IMPLEMENTED; } + +// +// nsIChannel implementation +// + +NS_IMETHODIMP +ExternalHelperAppParent::GetOriginalURI(nsIURI** aURI) { + NS_IF_ADDREF(*aURI = mURI); + return NS_OK; +} + +NS_IMETHODIMP +ExternalHelperAppParent::SetOriginalURI(nsIURI* aURI) { + return NS_ERROR_NOT_IMPLEMENTED; +} + +NS_IMETHODIMP +ExternalHelperAppParent::GetURI(nsIURI** aURI) { + NS_IF_ADDREF(*aURI = mURI); + return NS_OK; +} + +NS_IMETHODIMP +ExternalHelperAppParent::Open(nsIInputStream** aResult) { + return NS_ERROR_NOT_IMPLEMENTED; +} + +NS_IMETHODIMP +ExternalHelperAppParent::AsyncOpen(nsIStreamListener* aListener) { + return NS_ERROR_NOT_IMPLEMENTED; +} + +NS_IMETHODIMP +ExternalHelperAppParent::GetLoadFlags(nsLoadFlags* aLoadFlags) { + *aLoadFlags = mLoadFlags; + return NS_OK; +} + +NS_IMETHODIMP +ExternalHelperAppParent::SetLoadFlags(nsLoadFlags aLoadFlags) { + mLoadFlags = aLoadFlags; + return NS_OK; +} + +NS_IMETHODIMP +ExternalHelperAppParent::GetTRRMode(nsIRequest::TRRMode* aTRRMode) { + return GetTRRModeImpl(aTRRMode); +} + +NS_IMETHODIMP +ExternalHelperAppParent::SetTRRMode(nsIRequest::TRRMode aTRRMode) { + return SetTRRModeImpl(aTRRMode); +} + +NS_IMETHODIMP +ExternalHelperAppParent::GetIsDocument(bool* aIsDocument) { + return NS_GetIsDocumentChannel(this, aIsDocument); +} + +NS_IMETHODIMP +ExternalHelperAppParent::GetLoadGroup(nsILoadGroup** aLoadGroup) { + *aLoadGroup = nullptr; + return NS_OK; +} + +NS_IMETHODIMP +ExternalHelperAppParent::SetLoadGroup(nsILoadGroup* aLoadGroup) { + return NS_ERROR_NOT_IMPLEMENTED; +} + +NS_IMETHODIMP +ExternalHelperAppParent::GetOwner(nsISupports** aOwner) { + *aOwner = nullptr; + return NS_OK; +} + +NS_IMETHODIMP +ExternalHelperAppParent::SetOwner(nsISupports* aOwner) { + return NS_ERROR_NOT_IMPLEMENTED; +} + +NS_IMETHODIMP +ExternalHelperAppParent::GetLoadInfo(nsILoadInfo** aLoadInfo) { + NS_IF_ADDREF(*aLoadInfo = mLoadInfo); + return NS_OK; +} + +NS_IMETHODIMP +ExternalHelperAppParent::SetLoadInfo(nsILoadInfo* aLoadInfo) { + return NS_ERROR_NOT_IMPLEMENTED; +} + +NS_IMETHODIMP +ExternalHelperAppParent::GetNotificationCallbacks( + nsIInterfaceRequestor** aCallbacks) { + *aCallbacks = nullptr; + return NS_OK; +} + +NS_IMETHODIMP +ExternalHelperAppParent::SetNotificationCallbacks( + nsIInterfaceRequestor* aCallbacks) { + return NS_ERROR_NOT_IMPLEMENTED; +} + +NS_IMETHODIMP +ExternalHelperAppParent::GetSecurityInfo( + nsITransportSecurityInfo** aSecurityInfo) { + *aSecurityInfo = nullptr; + return NS_OK; +} + +NS_IMETHODIMP +ExternalHelperAppParent::GetContentType(nsACString& aContentType) { + aContentType.Truncate(); + return NS_OK; +} + +NS_IMETHODIMP +ExternalHelperAppParent::SetContentType(const nsACString& aContentType) { + return NS_ERROR_NOT_IMPLEMENTED; +} + +NS_IMETHODIMP +ExternalHelperAppParent::GetContentCharset(nsACString& aContentCharset) { + aContentCharset.Truncate(); + return NS_OK; +} + +NS_IMETHODIMP +ExternalHelperAppParent::SetContentCharset(const nsACString& aContentCharset) { + return NS_ERROR_NOT_IMPLEMENTED; +} + +NS_IMETHODIMP +ExternalHelperAppParent::GetContentDisposition(uint32_t* aContentDisposition) { + // NB: mContentDisposition may or may not be set to a non UINT32_MAX value in + // nsExternalHelperAppService::DoContentContentProcessHelper + if (mContentDispositionHeader.IsEmpty() && mContentDisposition == UINT32_MAX) + return NS_ERROR_NOT_AVAILABLE; + + *aContentDisposition = mContentDisposition; + return NS_OK; +} + +NS_IMETHODIMP +ExternalHelperAppParent::SetContentDisposition(uint32_t aContentDisposition) { + mContentDisposition = aContentDisposition; + return NS_OK; +} + +NS_IMETHODIMP +ExternalHelperAppParent::GetContentDispositionFilename( + nsAString& aContentDispositionFilename) { + if (mContentDispositionFilename.IsEmpty()) { + return NS_ERROR_NOT_AVAILABLE; + } + + aContentDispositionFilename = mContentDispositionFilename; + return NS_OK; +} + +NS_IMETHODIMP +ExternalHelperAppParent::SetContentDispositionFilename( + const nsAString& aContentDispositionFilename) { + mContentDispositionFilename = aContentDispositionFilename; + return NS_OK; +} + +NS_IMETHODIMP +ExternalHelperAppParent::GetContentDispositionHeader( + nsACString& aContentDispositionHeader) { + if (mContentDispositionHeader.IsEmpty()) { + return NS_ERROR_NOT_AVAILABLE; + } + + aContentDispositionHeader = mContentDispositionHeader; + return NS_OK; +} + +NS_IMETHODIMP +ExternalHelperAppParent::GetContentLength(int64_t* aContentLength) { + if (mContentLength < 0) { + *aContentLength = -1; + } else { + *aContentLength = mContentLength; + } + return NS_OK; +} + +NS_IMETHODIMP +ExternalHelperAppParent::SetContentLength(int64_t aContentLength) { + mContentLength = aContentLength; + return NS_OK; +} + +// +// nsIResumableChannel implementation +// + +NS_IMETHODIMP +ExternalHelperAppParent::ResumeAt(uint64_t startPos, + const nsACString& entityID) { + return NS_ERROR_NOT_IMPLEMENTED; +} + +NS_IMETHODIMP +ExternalHelperAppParent::GetEntityID(nsACString& aEntityID) { + aEntityID = mEntityID; + return NS_OK; +} + +// +// nsIMultiPartChannel implementation +// + +NS_IMETHODIMP +ExternalHelperAppParent::GetBaseChannel(nsIChannel** aChannel) { + return NS_ERROR_NOT_IMPLEMENTED; +} + +NS_IMETHODIMP +ExternalHelperAppParent::GetPartID(uint32_t* aPartID) { + return NS_ERROR_NOT_IMPLEMENTED; +} + +NS_IMETHODIMP +ExternalHelperAppParent::GetIsFirstPart(bool* aIsLastPart) { + return NS_ERROR_NOT_IMPLEMENTED; +} + +NS_IMETHODIMP +ExternalHelperAppParent::GetIsLastPart(bool* aIsLastPart) { + return NS_ERROR_NOT_IMPLEMENTED; +} + +} // namespace dom +} // namespace mozilla |