83 lines
3 KiB
C++
83 lines
3 KiB
C++
/* 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 "nsContentAreaDragDrop.h"
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#include "RemoteDragStartData.h"
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#include "nsContentUtils.h"
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#include "nsICookieJarSettings.h"
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#include "nsVariant.h"
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#include "mozilla/dom/BlobImpl.h"
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#include "mozilla/dom/BrowserParent.h"
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#include "mozilla/dom/IPCBlobUtils.h"
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#include "mozilla/dom/DOMTypes.h"
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#include "mozilla/ipc/ProtocolUtils.h"
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using namespace mozilla::ipc;
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namespace mozilla::dom {
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RemoteDragStartData::~RemoteDragStartData() = default;
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RemoteDragStartData::RemoteDragStartData(
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BrowserParent* aBrowserParent,
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nsTArray<IPCTransferableData>&& aTransferableData,
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const LayoutDeviceIntRect& aRect, nsIPrincipal* aPrincipal,
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nsIContentSecurityPolicy* aCsp, nsICookieJarSettings* aCookieJarSettings,
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WindowContext* aSourceWindowContext, WindowContext* aSourceTopWindowContext)
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: mBrowserParent(aBrowserParent),
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mTransferableData(std::move(aTransferableData)),
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mRect(aRect),
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mPrincipal(aPrincipal),
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mCsp(aCsp),
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mCookieJarSettings(aCookieJarSettings),
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mSourceWindowContext(aSourceWindowContext),
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mSourceTopWindowContext(aSourceTopWindowContext) {}
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void RemoteDragStartData::AddInitialDnDDataTo(
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DataTransfer* aDataTransfer, nsIPrincipal** aPrincipal,
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nsIContentSecurityPolicy** aCsp,
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nsICookieJarSettings** aCookieJarSettings) {
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NS_IF_ADDREF(*aPrincipal = mPrincipal);
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NS_IF_ADDREF(*aCsp = mCsp);
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NS_IF_ADDREF(*aCookieJarSettings = mCookieJarSettings);
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for (uint32_t i = 0; i < mTransferableData.Length(); ++i) {
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nsTArray<IPCTransferableDataItem>& itemArray = mTransferableData[i].items();
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for (auto& item : itemArray) {
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if (!nsContentUtils::IPCTransferableDataItemHasKnownFlavor(item)) {
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NS_WARNING(
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"Ignoring unknown flavor in "
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"RemoteDragStartData::AddInitialDnDDataTo");
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continue;
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}
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RefPtr<nsVariantCC> variant = new nsVariantCC();
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// Special case kFilePromiseMime so that we get the right
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// nsIFlavorDataProvider for it.
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if (item.flavor().EqualsLiteral(kFilePromiseMime)) {
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RefPtr<nsISupports> flavorDataProvider =
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new nsContentAreaDragDropDataProvider();
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variant->SetAsISupports(flavorDataProvider);
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} else {
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nsresult rv =
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nsContentUtils::IPCTransferableDataItemToVariant(item, variant);
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if (NS_FAILED(rv)) {
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continue;
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}
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}
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// We set aHidden to false, as we don't need to worry about hiding data
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// from content in the parent process where there is no content.
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aDataTransfer->SetDataWithPrincipalFromOtherProcess(
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NS_ConvertUTF8toUTF16(item.flavor()), variant, i, mPrincipal,
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/* aHidden = */ false);
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}
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}
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// Clear things that are no longer needed.
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mTransferableData.Clear();
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mPrincipal = nullptr;
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}
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} // namespace mozilla::dom
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