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// Copyright 2024 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/extensions/webview/webview_extensions.h"
#include "third_party/blink/renderer/core/execution_context/execution_context.h"
#include "third_party/blink/renderer/extensions/webview/android.h"
#include "third_party/blink/renderer/platform/bindings/extensions_registry.h"
#include "third_party/blink/renderer/platform/bindings/script_state.h"
#include "third_party/blink/renderer/platform/bindings/v8_binding.h"
#include "third_party/blink/renderer/platform/bindings/v8_set_return_value.h"
#include "third_party/blink/renderer/platform/runtime_enabled_features.h"
namespace blink {
void WebViewDataPropertyGetCallback(
v8::Local<v8::Name> v8_property_name,
const v8::PropertyCallbackInfo<v8::Value>& info) {
bindings::V8SetReturnValue(info, MakeGarbageCollected<Android>(),
info.Holder()->GetCreationContextChecked());
}
// Whether we should install WebView extensions in `execution_context`.
bool IsSupportedExecutionContext(const ExecutionContext* execution_context) {
if (!execution_context) {
return false;
}
return execution_context->IsWindow();
}
void InstallWebViewExtensions(ScriptState* script_state) {
auto* execution_context = ExecutionContext::From(script_state);
if (!IsSupportedExecutionContext(execution_context)) {
return;
}
if (!RuntimeEnabledFeatures::BlinkExtensionWebViewEnabled(
execution_context)) {
return;
}
auto global_proxy = script_state->GetContext()->Global();
global_proxy
->SetLazyDataProperty(script_state->GetContext(),
V8String(script_state->GetIsolate(), "android"),
WebViewDataPropertyGetCallback,
v8::Local<v8::Value>(), v8::DontEnum,
v8::SideEffectType::kHasNoSideEffect)
.ToChecked();
}
// static
void WebViewExtensions::Initialize() {
ExtensionsRegistry::GetInstance().RegisterBlinkExtensionInstallCallback(
&InstallWebViewExtensions);
}
} // namespace blink
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