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// Copyright 2025 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include <memory>
#include <utility>
#include <vector>
#include "build/build_config.h"
#include "build/chromeos_buildflags.h"
#include "chrome/browser/extensions/chrome_content_browser_client_extensions_part.h"
#include "chrome/browser/extensions/chrome_extension_host_delegate.h"
#include "chrome/browser/extensions/chrome_extensions_browser_client.h"
#include "chrome/browser/extensions/chrome_extensions_browser_interface_binders.h"
#include "chrome/browser/extensions/chrome_kiosk_delegate.h"
#include "chrome/browser/extensions/chrome_process_manager_delegate.h"
#include "chrome/browser/extensions/error_console/error_console.h"
#include "chrome/browser/extensions/menu_manager.h"
#include "chrome/browser/extensions/tab_helper.h"
#include "chrome/browser/extensions/user_script_listener.h"
#include "chrome/browser/web_applications/isolated_web_apps/isolated_web_app_url_info.h"
#include "chrome/browser/web_applications/isolated_web_apps/isolated_web_app_url_loader_factory.h"
#include "chrome/browser/web_applications/web_app_command_scheduler.h"
#include "chrome/browser/web_applications/web_app_provider.h"
#include "chrome/common/url_constants.h"
#include "extensions/browser/api/content_settings/content_settings_service.h"
#include "extensions/browser/extensions_browser_interface_binders.h"
namespace extensions {
void ChromeExtensionsBrowserClient::Init() {
process_manager_delegate_ = std::make_unique<ChromeProcessManagerDelegate>();
// Must occur after g_browser_process is initialized.
user_script_listener_ = std::make_unique<UserScriptListener>();
}
void ChromeExtensionsBrowserClient::GetEarlyExtensionPrefsObservers(
content::BrowserContext* context,
std::vector<EarlyExtensionPrefsObserver*>* observers) const {
observers->push_back(ContentSettingsService::Get(context));
}
ProcessManagerDelegate*
ChromeExtensionsBrowserClient::GetProcessManagerDelegate() const {
return process_manager_delegate_.get();
}
mojo::PendingRemote<network::mojom::URLLoaderFactory>
ChromeExtensionsBrowserClient::GetControlledFrameEmbedderURLLoader(
const url::Origin& app_origin,
content::FrameTreeNodeId frame_tree_node_id,
content::BrowserContext* browser_context) {
return web_app::IsolatedWebAppURLLoaderFactory::CreateForFrame(
browser_context, app_origin, frame_tree_node_id);
}
std::unique_ptr<ExtensionHostDelegate>
ChromeExtensionsBrowserClient::CreateExtensionHostDelegate() {
return std::make_unique<ChromeExtensionHostDelegate>();
}
void ChromeExtensionsBrowserClient::RegisterBrowserInterfaceBindersForFrame(
mojo::BinderMapWithContext<content::RenderFrameHost*>* binder_map,
content::RenderFrameHost* render_frame_host,
const Extension* extension) const {
PopulateExtensionFrameBinders(binder_map, render_frame_host, extension);
PopulateChromeFrameBindersForExtension(binder_map, render_frame_host,
extension);
}
void ChromeExtensionsBrowserClient::ReportError(
content::BrowserContext* context,
std::unique_ptr<ExtensionError> error) {
ErrorConsole::Get(context)->ReportError(std::move(error));
}
void ChromeExtensionsBrowserClient::CleanUpWebView(
content::BrowserContext* browser_context,
int embedder_process_id,
int view_instance_id) {
Profile* profile = Profile::FromBrowserContext(browser_context);
if (ChromeContentBrowserClientExtensionsPart::AreExtensionsDisabledForProfile(
profile)) {
return;
}
// Clean up context menus for the WebView.
auto* menu_manager = MenuManager::Get(profile);
DCHECK(menu_manager);
// The |webview_embedder_frame_id| parameter of ExtensionKey is not used to
// identify the context menu items that belong to a WebView so it is OK for it
// to be |MSG_ROUTING_NONE| here.
menu_manager->RemoveAllContextItems(MenuItem::ExtensionKey(
"", embedder_process_id, /*webview_embedder_frame_id=*/MSG_ROUTING_NONE,
view_instance_id));
}
KioskDelegate* ChromeExtensionsBrowserClient::GetKioskDelegate() {
if (!kiosk_delegate_) {
kiosk_delegate_ = std::make_unique<ChromeKioskDelegate>();
}
return kiosk_delegate_.get();
}
ScriptExecutor* ChromeExtensionsBrowserClient::GetScriptExecutorForTab(
content::WebContents& web_contents) {
TabHelper* tab_helper = TabHelper::FromWebContents(&web_contents);
return tab_helper ? tab_helper->script_executor() : nullptr;
}
void ChromeExtensionsBrowserClient::GetWebViewStoragePartitionConfig(
content::BrowserContext* browser_context,
content::SiteInstance* owner_site_instance,
const std::string& partition_name,
bool in_memory,
base::OnceCallback<void(std::optional<content::StoragePartitionConfig>)>
callback) {
const GURL& owner_site_url = owner_site_instance->GetSiteURL();
if (owner_site_url.SchemeIs(chrome::kIsolatedAppScheme)) {
base::expected<web_app::IsolatedWebAppUrlInfo, std::string> url_info =
web_app::IsolatedWebAppUrlInfo::Create(owner_site_url);
DCHECK(url_info.has_value()) << url_info.error();
auto* profile = Profile::FromBrowserContext(browser_context);
auto* web_app_provider = web_app::WebAppProvider::GetForWebApps(profile);
CHECK(web_app_provider);
web_app_provider->scheduler().GetControlledFramePartition(
*url_info, partition_name, in_memory, std::move(callback));
return;
}
ExtensionsBrowserClient::GetWebViewStoragePartitionConfig(
browser_context, owner_site_instance, partition_name, in_memory,
std::move(callback));
}
} // namespace extensions
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