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// Copyright 2023 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/content_extraction/inner_html_agent.h"
#include "third_party/blink/renderer/core/frame/local_dom_window.h"
#include "third_party/blink/renderer/core/frame/local_frame.h"
#include "third_party/blink/renderer/modules/content_extraction/inner_html_builder.h"
namespace blink {
// static
const char InnerHtmlAgent::kSupplementName[] = "InnerHtmlAgent";
// static
InnerHtmlAgent* InnerHtmlAgent::From(Document& document) {
return Supplement<Document>::From<InnerHtmlAgent>(document);
}
// static
void InnerHtmlAgent::BindReceiver(
LocalFrame* frame,
mojo::PendingReceiver<mojom::blink::InnerHtmlAgent> receiver) {
DCHECK(frame && frame->GetDocument());
auto& document = *frame->GetDocument();
auto* agent = InnerHtmlAgent::From(document);
if (!agent) {
agent = MakeGarbageCollected<InnerHtmlAgent>(
base::PassKey<InnerHtmlAgent>(), *frame);
Supplement<Document>::ProvideTo(document, agent);
}
agent->Bind(std::move(receiver));
}
InnerHtmlAgent::InnerHtmlAgent(base::PassKey<InnerHtmlAgent>, LocalFrame& frame)
: Supplement<Document>(*frame.GetDocument()),
receiver_set_(this, frame.DomWindow()) {}
InnerHtmlAgent::~InnerHtmlAgent() = default;
void InnerHtmlAgent::Bind(
mojo::PendingReceiver<mojom::blink::InnerHtmlAgent> receiver) {
// Use `kInternalUserAction` as this task generally results in generating
// a response to the user.
receiver_set_.Add(
std::move(receiver),
GetSupplementable()->GetTaskRunner(TaskType::kInternalUserInteraction));
}
void InnerHtmlAgent::Trace(Visitor* visitor) const {
visitor->Trace(receiver_set_);
Supplement<Document>::Trace(visitor);
}
void InnerHtmlAgent::GetInnerHtml(GetInnerHtmlCallback callback) {
LocalFrame* frame = GetSupplementable()->GetFrame();
CHECK(frame);
std::move(callback).Run(InnerHtmlBuilder::Build(*frame));
}
} // namespace blink
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