2012-04-03 03:34:16 +02:00
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// Copyright (c) 2012 The Chromium Embedded Framework Authors.
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// Portions copyright (c) 2011 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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2024-04-30 17:45:07 +02:00
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#include "cef/libcef/renderer/blink_glue.h"
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2012-04-03 03:34:16 +02:00
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2020-10-08 21:54:42 +02:00
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#include "third_party/blink/public/mojom/v8_cache_options.mojom-blink.h"
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2018-04-19 17:44:42 +02:00
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#include "third_party/blink/public/platform/web_string.h"
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#include "third_party/blink/public/platform/web_url_response.h"
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#include "third_party/blink/public/web/web_document.h"
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#include "third_party/blink/public/web/web_element.h"
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2019-04-16 16:38:48 +02:00
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#include "third_party/blink/public/web/web_local_frame_client.h"
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2018-04-19 17:44:42 +02:00
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#include "third_party/blink/public/web/web_node.h"
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#include "third_party/blink/public/web/web_view_client.h"
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2020-10-08 21:54:42 +02:00
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#include "third_party/blink/renderer/bindings/core/v8/sanitize_script_errors.h"
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#include "third_party/blink/renderer/bindings/core/v8/script_evaluation_result.h"
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2018-04-19 17:44:42 +02:00
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#include "third_party/blink/renderer/bindings/core/v8/v8_binding_for_core.h"
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#include "third_party/blink/renderer/core/dom/document.h"
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#include "third_party/blink/renderer/core/dom/element.h"
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#include "third_party/blink/renderer/core/dom/node.h"
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#include "third_party/blink/renderer/core/editing/serializers/serialization.h"
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2022-04-05 19:22:32 +02:00
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#include "third_party/blink/renderer/core/execution_context/execution_context.h"
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#include "third_party/blink/renderer/core/execution_context/execution_context_lifecycle_state_observer.h"
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2018-04-19 17:44:42 +02:00
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#include "third_party/blink/renderer/core/exported/web_view_impl.h"
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2020-01-23 22:58:01 +01:00
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#include "third_party/blink/renderer/core/frame/frame_owner.h"
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2020-07-08 19:23:29 +02:00
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#include "third_party/blink/renderer/core/frame/local_dom_window.h"
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2018-04-19 17:44:42 +02:00
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#include "third_party/blink/renderer/core/frame/local_frame.h"
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#include "third_party/blink/renderer/core/frame/settings.h"
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#include "third_party/blink/renderer/core/frame/web_local_frame_impl.h"
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2021-01-28 00:13:12 +01:00
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#include "third_party/blink/renderer/core/loader/frame_load_request.h"
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2022-02-10 22:52:36 +01:00
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#include "third_party/blink/renderer/core/page/page.h"
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2021-03-04 23:36:57 +01:00
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#include "third_party/blink/renderer/core/script/classic_script.h"
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2018-04-19 17:44:42 +02:00
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#include "third_party/blink/renderer/platform/bindings/script_forbidden_scope.h"
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#include "third_party/blink/renderer/platform/bindings/v8_binding.h"
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#include "third_party/blink/renderer/platform/loader/fetch/resource_response.h"
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2020-08-29 00:39:23 +02:00
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#include "third_party/blink/renderer/platform/loader/fetch/script_fetch_options.h"
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2018-04-19 17:44:42 +02:00
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#include "third_party/blink/renderer/platform/weborigin/scheme_registry.h"
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2012-04-03 03:34:16 +02:00
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#undef LOG
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2014-04-04 18:50:38 +02:00
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#include "base/logging.h"
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2018-04-19 17:44:42 +02:00
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namespace blink_glue {
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2012-04-03 03:34:16 +02:00
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2023-01-03 00:34:43 +01:00
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namespace {
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blink::ExecutionContext* GetExecutionContext(v8::Local<v8::Context> context) {
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blink::LocalFrame* frame = blink::ToLocalFrameIfNotDetached(context);
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if (frame &&
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frame->DomWindow()->CanExecuteScripts(blink::kAboutToExecuteScript)) {
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return frame->GetDocument()->GetExecutionContext();
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}
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return nullptr;
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}
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} // namespace
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2013-11-08 22:28:56 +01:00
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bool CanGoBack(blink::WebView* view) {
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2023-01-02 23:59:03 +01:00
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if (!view) {
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2012-04-03 03:34:16 +02:00
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return false;
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2023-01-02 23:59:03 +01:00
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}
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2021-04-21 00:52:34 +02:00
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return view->HistoryBackListCount() > 0;
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2012-04-03 03:34:16 +02:00
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}
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2013-11-08 22:28:56 +01:00
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bool CanGoForward(blink::WebView* view) {
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2023-01-02 23:59:03 +01:00
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if (!view) {
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2013-07-24 22:15:18 +02:00
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return false;
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2023-01-02 23:59:03 +01:00
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}
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2021-04-21 00:52:34 +02:00
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return view->HistoryForwardListCount() > 0;
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2013-07-24 22:15:18 +02:00
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}
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2013-11-08 22:28:56 +01:00
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void GoBack(blink::WebView* view) {
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2023-01-02 23:59:03 +01:00
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if (!view) {
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2013-07-24 22:15:18 +02:00
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return;
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2023-01-02 23:59:03 +01:00
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}
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2019-04-16 16:38:48 +02:00
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blink::WebFrame* main_frame = view->MainFrame();
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if (main_frame && main_frame->IsWebLocalFrame()) {
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2021-04-21 00:52:34 +02:00
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if (view->HistoryBackListCount() > 0) {
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2020-03-04 01:29:39 +01:00
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blink::Frame* core_frame = blink::WebFrame::ToCoreFrame(*main_frame);
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blink::To<blink::LocalFrame>(core_frame)
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->GetLocalFrameHostRemote()
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2024-03-19 22:11:42 +01:00
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.GoToEntryAtOffset(-1, /*has_user_gesture=*/true, std::nullopt);
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2019-04-16 16:38:48 +02:00
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}
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}
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2013-07-24 22:15:18 +02:00
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}
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2013-11-08 22:28:56 +01:00
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void GoForward(blink::WebView* view) {
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2023-01-02 23:59:03 +01:00
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if (!view) {
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2012-04-03 03:34:16 +02:00
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return;
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2023-01-02 23:59:03 +01:00
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}
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2019-04-16 16:38:48 +02:00
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blink::WebFrame* main_frame = view->MainFrame();
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if (main_frame && main_frame->IsWebLocalFrame()) {
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2021-04-21 00:52:34 +02:00
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if (view->HistoryForwardListCount() > 0) {
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2020-03-04 01:29:39 +01:00
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blink::Frame* core_frame = blink::WebFrame::ToCoreFrame(*main_frame);
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blink::To<blink::LocalFrame>(core_frame)
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->GetLocalFrameHostRemote()
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2024-03-19 22:11:42 +01:00
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.GoToEntryAtOffset(1, /*has_user_gesture=*/true, std::nullopt);
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2019-04-16 16:38:48 +02:00
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}
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}
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2012-04-03 03:34:16 +02:00
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}
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2022-02-10 22:52:36 +01:00
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bool IsInBackForwardCache(blink::WebLocalFrame* frame) {
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blink::Frame* core_frame = blink::WebFrame::ToCoreFrame(*frame);
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return blink::To<blink::LocalFrame>(core_frame)
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->GetPage()
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->GetPageScheduler()
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->IsInBackForwardCache();
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}
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2021-05-14 18:58:55 +02:00
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blink::WebString DumpDocumentText(blink::WebLocalFrame* frame) {
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2013-06-04 19:41:37 +02:00
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// We use the document element's text instead of the body text here because
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// not all documents have a body, such as XML documents.
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2017-04-20 21:28:17 +02:00
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blink::WebElement document_element = frame->GetDocument().DocumentElement();
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2023-01-02 23:59:03 +01:00
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if (document_element.IsNull()) {
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2021-05-14 18:58:55 +02:00
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return blink::WebString();
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2023-01-02 23:59:03 +01:00
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}
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2013-10-29 18:53:18 +01:00
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2017-04-20 21:28:17 +02:00
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blink::Element* web_element = document_element.Unwrap<blink::Element>();
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2021-05-14 18:58:55 +02:00
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return blink::WebString(web_element->innerText());
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2013-10-29 18:53:18 +01:00
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}
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2013-06-04 19:41:37 +02:00
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2021-05-14 18:58:55 +02:00
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blink::WebString DumpDocumentMarkup(blink::WebLocalFrame* frame) {
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return blink::CreateMarkup(
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2021-03-04 23:36:57 +01:00
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blink::To<blink::WebLocalFrameImpl>(frame)->GetFrame()->GetDocument());
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}
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2015-10-09 17:23:12 +02:00
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cef_dom_node_type_t GetNodeType(const blink::WebNode& node) {
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2017-04-20 21:28:17 +02:00
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const blink::Node* web_node = node.ConstUnwrap<blink::Node>();
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2016-03-16 03:55:59 +01:00
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switch (web_node->getNodeType()) {
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2016-08-31 13:25:56 +02:00
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case blink::Node::kElementNode:
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2015-10-09 17:23:12 +02:00
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return DOM_NODE_TYPE_ELEMENT;
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2016-08-31 13:25:56 +02:00
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case blink::Node::kAttributeNode:
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2015-10-09 17:23:12 +02:00
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return DOM_NODE_TYPE_ATTRIBUTE;
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2016-08-31 13:25:56 +02:00
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case blink::Node::kTextNode:
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2015-10-09 17:23:12 +02:00
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return DOM_NODE_TYPE_TEXT;
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2016-08-31 13:25:56 +02:00
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case blink::Node::kCdataSectionNode:
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2015-10-09 17:23:12 +02:00
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return DOM_NODE_TYPE_CDATA_SECTION;
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2016-08-31 13:25:56 +02:00
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case blink::Node::kProcessingInstructionNode:
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2015-10-09 17:23:12 +02:00
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return DOM_NODE_TYPE_PROCESSING_INSTRUCTIONS;
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2016-08-31 13:25:56 +02:00
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case blink::Node::kCommentNode:
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2015-10-09 17:23:12 +02:00
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return DOM_NODE_TYPE_COMMENT;
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2016-08-31 13:25:56 +02:00
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case blink::Node::kDocumentNode:
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2015-10-09 17:23:12 +02:00
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return DOM_NODE_TYPE_DOCUMENT;
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2016-08-31 13:25:56 +02:00
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case blink::Node::kDocumentTypeNode:
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2015-10-09 17:23:12 +02:00
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return DOM_NODE_TYPE_DOCUMENT_TYPE;
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2016-08-31 13:25:56 +02:00
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case blink::Node::kDocumentFragmentNode:
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2015-10-09 17:23:12 +02:00
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return DOM_NODE_TYPE_DOCUMENT_FRAGMENT;
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}
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return DOM_NODE_TYPE_UNSUPPORTED;
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}
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blink::WebString GetNodeName(const blink::WebNode& node) {
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2017-04-20 21:28:17 +02:00
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const blink::Node* web_node = node.ConstUnwrap<blink::Node>();
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2015-10-09 17:23:12 +02:00
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return web_node->nodeName();
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}
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blink::WebString CreateNodeMarkup(const blink::WebNode& node) {
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2017-04-20 21:28:17 +02:00
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const blink::Node* web_node = node.ConstUnwrap<blink::Node>();
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return blink::CreateMarkup(web_node);
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2015-10-09 17:23:12 +02:00
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}
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2013-11-08 22:28:56 +01:00
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bool SetNodeValue(blink::WebNode& node, const blink::WebString& value) {
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2017-04-20 21:28:17 +02:00
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blink::Node* web_node = node.Unwrap<blink::Node>();
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2013-10-29 18:53:18 +01:00
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web_node->setNodeValue(value);
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return true;
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2013-06-04 19:41:37 +02:00
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}
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2016-08-31 13:25:56 +02:00
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v8::MaybeLocal<v8::Value> CallV8Function(v8::Local<v8::Context> context,
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v8::Local<v8::Function> function,
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v8::Local<v8::Object> receiver,
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int argc,
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v8::Local<v8::Value> args[],
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v8::Isolate* isolate) {
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v8::MaybeLocal<v8::Value> func_rv;
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// Execute the function call using the V8ScriptRunner so that inspector
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// instrumentation works.
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2023-01-03 00:34:43 +01:00
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if (auto execution_context = GetExecutionContext(context)) {
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2017-04-20 21:28:17 +02:00
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func_rv = blink::V8ScriptRunner::CallFunction(
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2023-01-03 00:34:43 +01:00
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function, execution_context, receiver, argc, args, isolate);
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2016-08-31 13:25:56 +02:00
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}
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return func_rv;
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}
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2016-11-23 21:54:29 +01:00
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bool IsTextControlElement(const blink::WebElement& element) {
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2017-04-20 21:28:17 +02:00
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const blink::Element* web_element = element.ConstUnwrap<blink::Element>();
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return web_element->IsTextControl();
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2016-11-23 21:54:29 +01:00
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}
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2020-10-08 21:54:42 +02:00
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v8::Local<v8::Value> ExecuteV8ScriptAndReturnValue(
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2016-10-27 18:34:19 +02:00
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const blink::WebString& source,
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const blink::WebString& source_url,
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int start_line,
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v8::Local<v8::Context> context,
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2020-10-08 21:54:42 +02:00
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v8::TryCatch& tryCatch) {
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2023-01-02 23:59:03 +01:00
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if (start_line < 1) {
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2016-10-27 18:34:19 +02:00
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start_line = 1;
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2023-01-02 23:59:03 +01:00
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}
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2016-10-27 18:34:19 +02:00
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2017-04-20 21:28:17 +02:00
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blink::LocalFrame* frame = blink::ToLocalFrameIfNotDetached(context);
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2023-01-02 23:59:03 +01:00
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if (!frame) {
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2020-10-08 21:54:42 +02:00
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return v8::Local<v8::Value>();
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2023-01-02 23:59:03 +01:00
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}
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2017-05-31 17:33:30 +02:00
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2021-12-16 23:35:54 +01:00
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auto* script = blink::ClassicScript::Create(
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source, blink::KURL(source_url), blink::KURL(source_url),
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blink::ScriptFetchOptions(), blink::ScriptSourceLocationType::kInternal,
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blink::SanitizeScriptErrors::kDoNotSanitize, /*cache_handler=*/nullptr,
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2020-08-29 00:39:23 +02:00
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WTF::TextPosition(WTF::OrdinalNumber::FromOneBasedInt(start_line),
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WTF::OrdinalNumber::FromZeroBasedInt(0)));
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2020-10-08 21:54:42 +02:00
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// The Rethrow() message is unused due to kDoNotSanitize but it still needs
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// to be non-nullopt for exceptions to be re-thrown as expected.
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auto result = blink::V8ScriptRunner::CompileAndRunScript(
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2021-03-04 23:36:57 +01:00
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blink::ScriptState::From(context), script,
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2021-01-28 00:13:12 +01:00
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blink::ExecuteScriptPolicy::kExecuteScriptWhenScriptsDisabled,
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2020-10-08 21:54:42 +02:00
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blink::V8ScriptRunner::RethrowErrorsOption::Rethrow(""));
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if (result.GetResultType() ==
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blink::ScriptEvaluationResult::ResultType::kSuccess) {
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return result.GetSuccessValue();
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2016-10-27 18:34:19 +02:00
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}
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2020-10-08 21:54:42 +02:00
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DCHECK(tryCatch.HasCaught());
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return v8::Local<v8::Value>();
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2016-10-27 18:34:19 +02:00
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}
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2023-01-03 00:34:43 +01:00
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v8::MicrotaskQueue* GetMicrotaskQueue(v8::Local<v8::Context> context) {
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if (auto execution_context = GetExecutionContext(context)) {
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return execution_context->GetMicrotaskQueue();
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}
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return nullptr;
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}
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2016-08-31 13:25:56 +02:00
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bool IsScriptForbidden() {
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2017-04-20 21:28:17 +02:00
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return blink::ScriptForbiddenScope::IsScriptForbidden();
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2016-08-31 13:25:56 +02:00
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}
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2022-04-05 19:22:32 +02:00
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std::unique_ptr<CefObserverRegistration>
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RegisterExecutionContextLifecycleStateObserver(
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v8::Local<v8::Context> context,
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CefExecutionContextLifecycleStateObserver* observer) {
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class Observer : public blink::GarbageCollected<Observer>,
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public blink::ExecutionContextLifecycleStateObserver {
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public:
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Observer(blink::ExecutionContext* execution_context,
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CefExecutionContextLifecycleStateObserver* observer)
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: blink::ExecutionContextLifecycleStateObserver(execution_context),
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observer_(observer) {
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UpdateStateIfNeeded();
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}
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void ContextLifecycleStateChanged(
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blink::mojom::blink::FrameLifecycleState state) override {
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observer_->ContextLifecycleStateChanged(state);
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}
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void ContextDestroyed() override {}
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private:
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CefExecutionContextLifecycleStateObserver* observer_;
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};
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class Registration : public CefObserverRegistration {
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public:
|
2024-01-20 23:48:57 +01:00
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explicit Registration(blink::Persistent<Observer> observer)
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: observer_(observer) {}
|
2022-04-05 19:22:32 +02:00
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private:
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|
|
blink::Persistent<Observer> observer_;
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};
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return std::make_unique<Registration>(blink::MakeGarbageCollected<Observer>(
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|
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blink::ExecutionContext::From(context), observer));
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|
}
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|
2019-02-04 23:31:31 +01:00
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|
|
void RegisterURLSchemeAsSupportingFetchAPI(const blink::WebString& scheme) {
|
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|
|
blink::SchemeRegistry::RegisterURLSchemeAsSupportingFetchAPI(scheme);
|
|
|
|
}
|
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|
|
|
2017-07-06 22:39:37 +02:00
|
|
|
struct CefScriptForbiddenScope::Impl {
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|
|
blink::ScriptForbiddenScope scope_;
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|
|
};
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CefScriptForbiddenScope::CefScriptForbiddenScope() : impl_(new Impl()) {}
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|
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|
|
2024-01-20 23:48:57 +01:00
|
|
|
CefScriptForbiddenScope::~CefScriptForbiddenScope() = default;
|
2017-07-06 22:39:37 +02:00
|
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|
|
2018-01-03 22:14:29 +01:00
|
|
|
bool ResponseWasCached(const blink::WebURLResponse& response) {
|
|
|
|
return response.ToResourceResponse().WasCached();
|
|
|
|
}
|
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|
|
2020-01-23 22:58:01 +01:00
|
|
|
bool HasPluginFrameOwner(blink::WebLocalFrame* frame) {
|
|
|
|
blink::Frame* core_frame = blink::WebFrame::ToCoreFrame(*frame);
|
|
|
|
return core_frame->Owner() && core_frame->Owner()->IsPlugin();
|
|
|
|
}
|
|
|
|
|
2021-01-28 00:13:12 +01:00
|
|
|
// Based on WebLocalFrameImpl::StartNavigation which was removed in
|
|
|
|
// https://crrev.com/de4fc2a5fe.
|
|
|
|
void StartNavigation(blink::WebLocalFrame* frame,
|
|
|
|
const blink::WebURLRequest& request) {
|
|
|
|
DCHECK(!request.IsNull());
|
|
|
|
DCHECK(!request.Url().ProtocolIs("javascript"));
|
|
|
|
|
|
|
|
blink::FrameLoadRequest frame_load_request(nullptr,
|
|
|
|
request.ToResourceRequest());
|
|
|
|
blink::Frame* core_frame = blink::WebFrame::ToCoreFrame(*frame);
|
|
|
|
blink::To<blink::LocalFrame>(core_frame)
|
|
|
|
->Loader()
|
|
|
|
.StartNavigation(frame_load_request, blink::WebFrameLoadType::kStandard);
|
|
|
|
}
|
|
|
|
|
2018-04-19 17:44:42 +02:00
|
|
|
} // namespace blink_glue
|