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// Copyright 2014 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "third_party/blink/renderer/modules/push_messaging/push_event.h"
#include "third_party/blink/renderer/bindings/core/v8/v8_union_arraybuffer_arraybufferview_usvstring.h"
#include "third_party/blink/renderer/bindings/modules/v8/v8_push_event_init.h"
#include "third_party/blink/renderer/core/typed_arrays/dom_array_piece.h"
#include "third_party/blink/renderer/platform/bindings/exception_state.h"
namespace blink {
PushEvent::PushEvent(const AtomicString& type,
PushMessageData* data,
WaitUntilObserver* observer)
: ExtendableEvent(type, ExtendableEventInit::Create(), observer),
data_(data) {}
PushEvent::PushEvent(const AtomicString& type,
const PushEventInit* initializer,
ExceptionState& exception_state)
: ExtendableEvent(type, initializer) {
if (initializer->hasData()) {
const auto* message_data = initializer->data();
if (message_data->IsArrayBuffer() || message_data->IsArrayBufferView()) {
DOMArrayPiece array_piece =
message_data->IsArrayBuffer()
? DOMArrayPiece(message_data->GetAsArrayBuffer())
: DOMArrayPiece(message_data->GetAsArrayBufferView().Get());
if (!base::CheckedNumeric<uint32_t>(array_piece.ByteLength()).IsValid()) {
exception_state.ThrowRangeError(
"The provided ArrayBuffer exceeds the maximum supported size "
"(4294967295)");
return;
}
}
data_ = PushMessageData::Create(initializer->data());
}
}
PushEvent::~PushEvent() = default;
const AtomicString& PushEvent::InterfaceName() const {
return event_interface_names::kPushEvent;
}
PushMessageData* PushEvent::data() {
return data_.Get();
}
void PushEvent::Trace(Visitor* visitor) const {
visitor->Trace(data_);
ExtendableEvent::Trace(visitor);
}
} // namespace blink
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