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// Copyright 2020 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "chrome/browser/content_settings/content_settings_manager_delegate.h"
#include "base/feature_list.h"
#include "base/task/sequenced_task_runner.h"
#include "chrome/browser/content_settings/cookie_settings_factory.h"
#include "chrome/browser/profiles/profile.h"
#include "components/content_settings/browser/page_specific_content_settings.h"
#include "components/content_settings/core/browser/cookie_settings.h"
#include "content/public/browser/browser_task_traits.h"
#include "content/public/browser/browser_thread.h"
#include "content/public/common/content_features.h"
#include "extensions/buildflags/buildflags.h"
#if BUILDFLAG(ENABLE_EXTENSIONS)
#include "extensions/browser/guest_view/web_view/web_view_permission_helper.h"
#include "extensions/browser/guest_view/web_view/web_view_renderer_state.h"
#endif
namespace {
#if BUILDFLAG(ENABLE_EXTENSIONS)
void OnFileSystemAccessedInGuestViewContinuation(
const content::GlobalRenderFrameHostToken& frame_token,
const GURL& url,
base::OnceCallback<void(bool)> callback,
bool allowed) {
auto* rfh = content::RenderFrameHost::FromFrameToken(frame_token);
if (rfh) {
content_settings::PageSpecificContentSettings::StorageAccessed(
content_settings::mojom::ContentSettingsManager::StorageType::
FILE_SYSTEM,
frame_token, rfh->GetStorageKey(), !allowed);
}
std::move(callback).Run(allowed);
}
void OnFileSystemAccessedInGuestView(
const content::GlobalRenderFrameHostToken& frame_token,
const GURL& url,
bool allowed,
base::OnceCallback<void(bool)> callback) {
extensions::WebViewPermissionHelper* web_view_permission_helper =
extensions::WebViewPermissionHelper::FromRenderFrameHost(
content::RenderFrameHost::FromFrameToken(frame_token));
auto continuation =
base::BindOnce(&OnFileSystemAccessedInGuestViewContinuation, frame_token,
url, std::move(callback));
if (!web_view_permission_helper) {
std::move(continuation).Run(allowed);
return;
}
web_view_permission_helper->RequestFileSystemPermission(
url, allowed, std::move(continuation));
}
void PostTaskOnSequence(scoped_refptr<base::SequencedTaskRunner> task_runner,
base::OnceCallback<void(bool)> callback,
bool result) {
task_runner->PostTask(FROM_HERE, base::BindOnce(std::move(callback), result));
}
#endif
} // namespace
ContentSettingsManagerDelegate::ContentSettingsManagerDelegate() = default;
ContentSettingsManagerDelegate::~ContentSettingsManagerDelegate() = default;
scoped_refptr<content_settings::CookieSettings>
ContentSettingsManagerDelegate::GetCookieSettings(
content::BrowserContext* browser_context) {
return CookieSettingsFactory::GetForProfile(
Profile::FromBrowserContext(browser_context));
}
bool ContentSettingsManagerDelegate::AllowStorageAccess(
const content::GlobalRenderFrameHostToken& frame_token,
content_settings::mojom::ContentSettingsManager::StorageType storage_type,
const GURL& url,
bool allowed,
base::OnceCallback<void(bool)>* callback) {
#if BUILDFLAG(ENABLE_EXTENSIONS)
if (storage_type == content_settings::mojom::ContentSettingsManager::
StorageType::FILE_SYSTEM &&
extensions::WebViewRendererState::GetInstance()->IsGuest(
frame_token.child_id)) {
content::GetUIThreadTaskRunner({})->PostTask(
FROM_HERE,
base::BindOnce(
&OnFileSystemAccessedInGuestView, frame_token, url, allowed,
base::BindOnce(&PostTaskOnSequence,
base::SequencedTaskRunner::GetCurrentDefault(),
std::move(*callback))));
return true;
}
#endif
return false;
}
std::unique_ptr<content_settings::ContentSettingsManagerImpl::Delegate>
ContentSettingsManagerDelegate::Clone() {
return std::make_unique<ContentSettingsManagerDelegate>();
}
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