cef/libcef/browser/alloy/alloy_content_browser_client.cc
Marshall Greenblatt c75ebbccec alloy: Add support for the new non-PPAPI PDF viewer (see issue #3047)
Enable by passing `--enable-features=PdfUnseasoned` on the command line.
2021-11-23 16:38:16 -05:00

1546 lines
57 KiB
C++

// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "libcef/browser/alloy/alloy_content_browser_client.h"
#include <algorithm>
#include <utility>
#include "include/cef_version.h"
#include "libcef/browser/alloy/alloy_browser_context.h"
#include "libcef/browser/alloy/alloy_browser_host_impl.h"
#include "libcef/browser/alloy/alloy_browser_main.h"
#include "libcef/browser/browser_context.h"
#include "libcef/browser/browser_frame.h"
#include "libcef/browser/browser_info.h"
#include "libcef/browser/browser_info_manager.h"
#include "libcef/browser/browser_manager.h"
#include "libcef/browser/browser_platform_delegate.h"
#include "libcef/browser/context.h"
#include "libcef/browser/devtools/devtools_manager_delegate.h"
#include "libcef/browser/extensions/extension_system.h"
#include "libcef/browser/extensions/extension_web_contents_observer.h"
#include "libcef/browser/media_capture_devices_dispatcher.h"
#include "libcef/browser/net/chrome_scheme_handler.h"
#include "libcef/browser/net/throttle_handler.h"
#include "libcef/browser/net_service/cookie_manager_impl.h"
#include "libcef/browser/net_service/login_delegate.h"
#include "libcef/browser/net_service/proxy_url_loader_factory.h"
#include "libcef/browser/net_service/resource_request_handler_wrapper.h"
#include "libcef/browser/prefs/renderer_prefs.h"
#include "libcef/browser/printing/print_view_manager.h"
#include "libcef/browser/speech_recognition_manager_delegate.h"
#include "libcef/browser/ssl_info_impl.h"
#include "libcef/browser/thread_util.h"
#include "libcef/browser/x509_certificate_impl.h"
#include "libcef/common/alloy/alloy_content_client.h"
#include "libcef/common/app_manager.h"
#include "libcef/common/cef_switches.h"
#include "libcef/common/command_line_impl.h"
#include "libcef/common/extensions/extensions_util.h"
#include "libcef/common/frame_util.h"
#include "libcef/common/net/scheme_registration.h"
#include "libcef/common/request_impl.h"
#include "base/base_switches.h"
#include "base/command_line.h"
#include "base/files/file_path.h"
#include "base/json/json_reader.h"
#include "base/path_service.h"
#include "base/stl_util.h"
#include "base/threading/thread_restrictions.h"
#include "cef/grit/cef_resources.h"
#include "chrome/browser/browser_process.h"
#include "chrome/browser/content_settings/cookie_settings_factory.h"
#include "chrome/browser/extensions/chrome_content_browser_client_extensions_part.h"
#include "chrome/browser/net/profile_network_context_service.h"
#include "chrome/browser/net/profile_network_context_service_factory.h"
#include "chrome/browser/net/system_network_context_manager.h"
#include "chrome/browser/pdf/chrome_pdf_stream_delegate.h"
#include "chrome/browser/plugins/pdf_iframe_navigation_throttle.h"
#include "chrome/browser/plugins/plugin_info_host_impl.h"
#include "chrome/browser/plugins/plugin_response_interceptor_url_loader_throttle.h"
#include "chrome/browser/plugins/plugin_utils.h"
#include "chrome/browser/profiles/profile.h"
#include "chrome/browser/profiles/renderer_updater.h"
#include "chrome/browser/profiles/renderer_updater_factory.h"
#include "chrome/browser/renderer_host/pepper/chrome_browser_pepper_host_factory.h"
#include "chrome/browser/spellchecker/spell_check_host_chrome_impl.h"
#include "chrome/common/chrome_content_client.h"
#include "chrome/common/chrome_paths.h"
#include "chrome/common/chrome_switches.h"
#include "chrome/common/google_url_loader_throttle.h"
#include "chrome/common/pdf_util.h"
#include "chrome/common/pref_names.h"
#include "chrome/common/webui_url_constants.h"
#include "chrome/grit/browser_resources.h"
#include "chrome/grit/generated_resources.h"
#include "chrome/services/printing/printing_service.h"
#include "components/content_settings/core/browser/cookie_settings.h"
#include "components/embedder_support/switches.h"
#include "components/embedder_support/user_agent_utils.h"
#include "components/pdf/browser/pdf_navigation_throttle.h"
#include "components/pdf/browser/pdf_url_loader_request_interceptor.h"
#include "components/pdf/browser/pdf_web_contents_helper.h"
#include "components/pdf/common/internal_plugin_helpers.h"
#include "components/spellcheck/common/spellcheck.mojom.h"
#include "components/version_info/version_info.h"
#include "content/browser/plugin_service_impl.h"
#include "content/browser/renderer_host/render_frame_host_impl.h"
#include "content/public/browser/browser_context.h"
#include "content/public/browser/browser_ppapi_host.h"
#include "content/public/browser/browser_thread.h"
#include "content/public/browser/client_certificate_delegate.h"
#include "content/public/browser/navigation_handle.h"
#include "content/public/browser/overlay_window.h"
#include "content/public/browser/page_navigator.h"
#include "content/public/browser/quota_permission_context.h"
#include "content/public/browser/render_frame_host.h"
#include "content/public/browser/render_process_host.h"
#include "content/public/browser/render_view_host.h"
#include "content/public/browser/render_widget_host.h"
#include "content/public/browser/render_widget_host_view.h"
#include "content/public/browser/storage_partition.h"
#include "content/public/browser/web_ui_url_loader_factory.h"
#include "content/public/common/content_switches.h"
#include "content/public/common/storage_quota_params.h"
#include "content/public/common/url_constants.h"
#include "content/public/common/user_agent.h"
#include "extensions/browser/event_router.h"
#include "extensions/browser/extension_message_filter.h"
#include "extensions/browser/extension_protocols.h"
#include "extensions/browser/extension_registry.h"
#include "extensions/browser/extension_web_contents_observer.h"
#include "extensions/browser/extensions_browser_client.h"
#include "extensions/browser/guest_view/extensions_guest_view_message_filter.h"
#include "extensions/browser/guest_view/web_view/web_view_guest.h"
#include "extensions/browser/info_map.h"
#include "extensions/browser/process_map.h"
#include "extensions/browser/url_loader_factory_manager.h"
#include "extensions/common/constants.h"
#include "extensions/common/switches.h"
#include "mojo/public/cpp/bindings/remote.h"
#include "mojo/public/cpp/bindings/self_owned_associated_receiver.h"
#include "net/base/auth.h"
#include "net/ssl/ssl_cert_request_info.h"
#include "net/ssl/ssl_private_key.h"
#include "pdf/pdf_features.h"
#include "ppapi/host/ppapi_host.h"
#include "sandbox/policy/switches.h"
#include "services/network/public/cpp/network_switches.h"
#include "services/proxy_resolver/public/mojom/proxy_resolver.mojom.h"
#include "services/service_manager/public/mojom/connector.mojom.h"
#include "storage/browser/quota/quota_settings.h"
#include "third_party/blink/public/common/associated_interfaces/associated_interface_registry.h"
#include "third_party/blink/public/common/web_preferences/web_preferences.h"
#include "third_party/blink/public/mojom/prerender/prerender.mojom.h"
#include "third_party/blink/public/web/web_window_features.h"
#include "ui/base/l10n/l10n_util.h"
#include "ui/base/resource/resource_bundle.h"
#include "ui/base/ui_base_switches.h"
#include "url/gurl.h"
#if defined(OS_POSIX) && !defined(OS_MAC)
#include "base/debug/leak_annotations.h"
#include "chrome/common/chrome_paths.h"
#include "components/crash/content/browser/crash_handler_host_linux.h"
#include "components/crash/core/app/breakpad_linux.h"
#include "content/public/common/content_descriptors.h"
#endif
#if defined(OS_MAC)
#include "net/ssl/client_cert_store_mac.h"
#include "services/video_capture/public/mojom/constants.mojom.h"
#endif
#if defined(OS_WIN)
#include "net/ssl/client_cert_store_win.h"
#include "sandbox/win/src/sandbox_policy.h"
#endif
#if defined(USE_NSS_CERTS)
#include "net/ssl/client_cert_store_nss.h"
#endif
#if BUILDFLAG(HAS_SPELLCHECK_PANEL)
#include "chrome/browser/spellchecker/spell_check_panel_host_impl.h"
#endif
namespace {
class CefQuotaCallbackImpl : public CefCallback {
public:
using CallbackType = content::QuotaPermissionContext::PermissionCallback;
explicit CefQuotaCallbackImpl(CallbackType callback)
: callback_(std::move(callback)) {}
~CefQuotaCallbackImpl() {
if (!callback_.is_null()) {
// The callback is still pending. Cancel it now.
if (CEF_CURRENTLY_ON_IOT()) {
RunNow(std::move(callback_), false);
} else {
CEF_POST_TASK(CEF_IOT, base::BindOnce(&CefQuotaCallbackImpl::RunNow,
std::move(callback_), false));
}
}
}
void Continue() override { ContinueNow(true); }
void Cancel() override { ContinueNow(false); }
CallbackType Disconnect() WARN_UNUSED_RESULT { return std::move(callback_); }
private:
void ContinueNow(bool allow) {
if (CEF_CURRENTLY_ON_IOT()) {
if (!callback_.is_null()) {
RunNow(std::move(callback_), allow);
}
} else {
CEF_POST_TASK(CEF_IOT, base::BindOnce(&CefQuotaCallbackImpl::ContinueNow,
this, allow));
}
}
static void RunNow(CallbackType callback, bool allow) {
CEF_REQUIRE_IOT();
std::move(callback).Run(
allow ? content::QuotaPermissionContext::QUOTA_PERMISSION_RESPONSE_ALLOW
: content::QuotaPermissionContext::
QUOTA_PERMISSION_RESPONSE_DISALLOW);
}
CallbackType callback_;
IMPLEMENT_REFCOUNTING(CefQuotaCallbackImpl);
DISALLOW_COPY_AND_ASSIGN(CefQuotaCallbackImpl);
};
class CefAllowCertificateErrorCallbackImpl : public CefCallback {
public:
typedef base::OnceCallback<void(content::CertificateRequestResultType)>
CallbackType;
explicit CefAllowCertificateErrorCallbackImpl(CallbackType callback)
: callback_(std::move(callback)) {}
~CefAllowCertificateErrorCallbackImpl() {
if (!callback_.is_null()) {
// The callback is still pending. Cancel it now.
if (CEF_CURRENTLY_ON_UIT()) {
RunNow(std::move(callback_), false);
} else {
CEF_POST_TASK(
CEF_UIT,
base::BindOnce(&CefAllowCertificateErrorCallbackImpl::RunNow,
std::move(callback_), false));
}
}
}
void Continue() override { ContinueNow(true); }
void Cancel() override { ContinueNow(false); }
CallbackType Disconnect() WARN_UNUSED_RESULT { return std::move(callback_); }
private:
void ContinueNow(bool allow) {
if (CEF_CURRENTLY_ON_UIT()) {
if (!callback_.is_null()) {
RunNow(std::move(callback_), allow);
}
} else {
CEF_POST_TASK(
CEF_UIT,
base::BindOnce(&CefAllowCertificateErrorCallbackImpl::ContinueNow,
this, allow));
}
}
static void RunNow(CallbackType callback, bool allow) {
CEF_REQUIRE_UIT();
std::move(callback).Run(
allow ? content::CERTIFICATE_REQUEST_RESULT_TYPE_CONTINUE
: content::CERTIFICATE_REQUEST_RESULT_TYPE_DENY);
}
CallbackType callback_;
IMPLEMENT_REFCOUNTING(CefAllowCertificateErrorCallbackImpl);
DISALLOW_COPY_AND_ASSIGN(CefAllowCertificateErrorCallbackImpl);
};
class CefSelectClientCertificateCallbackImpl
: public CefSelectClientCertificateCallback {
public:
explicit CefSelectClientCertificateCallbackImpl(
std::unique_ptr<content::ClientCertificateDelegate> delegate)
: delegate_(std::move(delegate)) {}
~CefSelectClientCertificateCallbackImpl() {
// If Select has not been called, call it with NULL to continue without any
// client certificate.
if (delegate_)
DoSelect(nullptr);
}
void Select(CefRefPtr<CefX509Certificate> cert) override {
if (delegate_)
DoSelect(cert);
}
private:
void DoSelect(CefRefPtr<CefX509Certificate> cert) {
if (CEF_CURRENTLY_ON_UIT()) {
RunNow(std::move(delegate_), cert);
} else {
CEF_POST_TASK(
CEF_UIT,
base::BindOnce(&CefSelectClientCertificateCallbackImpl::RunNow,
std::move(delegate_), cert));
}
}
static void RunNow(
std::unique_ptr<content::ClientCertificateDelegate> delegate,
CefRefPtr<CefX509Certificate> cert) {
CEF_REQUIRE_UIT();
if (cert) {
CefX509CertificateImpl* certImpl =
static_cast<CefX509CertificateImpl*>(cert.get());
certImpl->AcquirePrivateKey(base::BindOnce(
&CefSelectClientCertificateCallbackImpl::RunWithPrivateKey,
std::move(delegate), cert));
return;
}
delegate->ContinueWithCertificate(nullptr, nullptr);
}
static void RunWithPrivateKey(
std::unique_ptr<content::ClientCertificateDelegate> delegate,
CefRefPtr<CefX509Certificate> cert,
scoped_refptr<net::SSLPrivateKey> key) {
CEF_REQUIRE_UIT();
DCHECK(cert);
if (key) {
CefX509CertificateImpl* certImpl =
static_cast<CefX509CertificateImpl*>(cert.get());
delegate->ContinueWithCertificate(certImpl->GetInternalCertObject(), key);
} else {
delegate->ContinueWithCertificate(nullptr, nullptr);
}
}
std::unique_ptr<content::ClientCertificateDelegate> delegate_;
IMPLEMENT_REFCOUNTING(CefSelectClientCertificateCallbackImpl);
DISALLOW_COPY_AND_ASSIGN(CefSelectClientCertificateCallbackImpl);
};
class CefQuotaPermissionContext : public content::QuotaPermissionContext {
public:
CefQuotaPermissionContext() {}
// The callback will be dispatched on the IO thread.
void RequestQuotaPermission(const content::StorageQuotaParams& params,
int render_process_id,
PermissionCallback callback) override {
if (params.storage_type != blink::mojom::StorageType::kPersistent) {
// To match Chrome behavior we only support requesting quota with this
// interface for Persistent storage type.
std::move(callback).Run(QUOTA_PERMISSION_RESPONSE_DISALLOW);
return;
}
bool handled = false;
CefRefPtr<AlloyBrowserHostImpl> browser =
AlloyBrowserHostImpl::GetBrowserForGlobalId(frame_util::MakeGlobalId(
render_process_id, params.render_frame_id));
if (browser) {
if (auto client = browser->GetClient()) {
if (auto handler = client->GetRequestHandler()) {
CefRefPtr<CefQuotaCallbackImpl> callbackImpl(
new CefQuotaCallbackImpl(std::move(callback)));
handled = handler->OnQuotaRequest(
browser.get(), params.origin_url.spec(), params.requested_size,
callbackImpl.get());
if (!handled) {
// May return nullptr if the client has already executed the
// callback.
callback = callbackImpl->Disconnect();
}
}
}
}
if (!handled && !callback.is_null()) {
// Disallow the request by default.
std::move(callback).Run(QUOTA_PERMISSION_RESPONSE_DISALLOW);
}
}
private:
~CefQuotaPermissionContext() override {}
DISALLOW_COPY_AND_ASSIGN(CefQuotaPermissionContext);
};
#if defined(OS_POSIX) && !defined(OS_MAC)
breakpad::CrashHandlerHostLinux* CreateCrashHandlerHost(
const std::string& process_type) {
base::FilePath dumps_path;
base::PathService::Get(chrome::DIR_CRASH_DUMPS, &dumps_path);
{
ANNOTATE_SCOPED_MEMORY_LEAK;
// Uploads will only occur if a non-empty crash URL is specified in
// AlloyMainDelegate::InitCrashReporter.
breakpad::CrashHandlerHostLinux* crash_handler =
new breakpad::CrashHandlerHostLinux(process_type, dumps_path,
true /* upload */);
crash_handler->StartUploaderThread();
return crash_handler;
}
}
int GetCrashSignalFD(const base::CommandLine& command_line) {
if (!breakpad::IsCrashReporterEnabled())
return -1;
// Extensions have the same process type as renderers.
if (command_line.HasSwitch(extensions::switches::kExtensionProcess)) {
static breakpad::CrashHandlerHostLinux* crash_handler = nullptr;
if (!crash_handler)
crash_handler = CreateCrashHandlerHost("extension");
return crash_handler->GetDeathSignalSocket();
}
std::string process_type =
command_line.GetSwitchValueASCII(switches::kProcessType);
if (process_type == switches::kRendererProcess) {
static breakpad::CrashHandlerHostLinux* crash_handler = nullptr;
if (!crash_handler)
crash_handler = CreateCrashHandlerHost(process_type);
return crash_handler->GetDeathSignalSocket();
}
if (process_type == switches::kPpapiPluginProcess) {
static breakpad::CrashHandlerHostLinux* crash_handler = nullptr;
if (!crash_handler)
crash_handler = CreateCrashHandlerHost(process_type);
return crash_handler->GetDeathSignalSocket();
}
if (process_type == switches::kGpuProcess) {
static breakpad::CrashHandlerHostLinux* crash_handler = nullptr;
if (!crash_handler)
crash_handler = CreateCrashHandlerHost(process_type);
return crash_handler->GetDeathSignalSocket();
}
return -1;
}
#endif // defined(OS_POSIX) && !defined(OS_MAC)
// From chrome/browser/plugins/chrome_content_browser_client_plugins_part.cc.
void BindPluginInfoHost(
int render_process_id,
mojo::PendingAssociatedReceiver<chrome::mojom::PluginInfoHost> receiver) {
DCHECK_CURRENTLY_ON(content::BrowserThread::UI);
content::RenderProcessHost* host =
content::RenderProcessHost::FromID(render_process_id);
if (!host)
return;
Profile* profile = Profile::FromBrowserContext(host->GetBrowserContext());
mojo::MakeSelfOwnedAssociatedReceiver(
std::make_unique<PluginInfoHostImpl>(render_process_id, profile),
std::move(receiver));
}
base::FilePath GetRootCachePath() {
// The CefContext::ValidateCachePath method enforces the requirement that all
// cache_path values be either equal to or a child of root_cache_path.
return base::FilePath(
CefString(&CefContext::Get()->settings().root_cache_path));
}
const extensions::Extension* GetEnabledExtensionFromSiteURL(
content::BrowserContext* context,
const GURL& site_url) {
if (!site_url.SchemeIs(extensions::kExtensionScheme))
return nullptr;
auto registry = extensions::ExtensionRegistry::Get(context);
if (!registry)
return nullptr;
return registry->enabled_extensions().GetByID(site_url.host());
}
} // namespace
AlloyContentBrowserClient::AlloyContentBrowserClient() = default;
AlloyContentBrowserClient::~AlloyContentBrowserClient() = default;
std::unique_ptr<content::BrowserMainParts>
AlloyContentBrowserClient::CreateBrowserMainParts(
const content::MainFunctionParams& parameters) {
browser_main_parts_ = new AlloyBrowserMainParts(parameters);
return base::WrapUnique(browser_main_parts_);
}
void AlloyContentBrowserClient::RenderProcessWillLaunch(
content::RenderProcessHost* host) {
const int id = host->GetID();
Profile* profile = Profile::FromBrowserContext(host->GetBrowserContext());
if (extensions::ExtensionsEnabled()) {
host->AddFilter(new extensions::ExtensionMessageFilter(id, profile));
host->AddFilter(
new extensions::ExtensionsGuestViewMessageFilter(id, profile));
}
// If the renderer process crashes then the host may already have
// CefBrowserInfoManager as an observer. Try to remove it first before adding
// to avoid DCHECKs.
host->RemoveObserver(CefBrowserInfoManager::GetInstance());
host->AddObserver(CefBrowserInfoManager::GetInstance());
// Forwards dynamic parameters to CefRenderThreadObserver.
Profile* original_profile = profile->GetOriginalProfile();
RendererUpdaterFactory::GetForProfile(original_profile)
->InitializeRenderer(host);
}
bool AlloyContentBrowserClient::ShouldUseProcessPerSite(
content::BrowserContext* browser_context,
const GURL& site_url) {
if (extensions::ExtensionsEnabled()) {
if (auto profile = Profile::FromBrowserContext(browser_context)) {
return extensions::ChromeContentBrowserClientExtensionsPart::
ShouldUseProcessPerSite(profile, site_url);
}
}
return content::ContentBrowserClient::ShouldUseProcessPerSite(browser_context,
site_url);
}
bool AlloyContentBrowserClient::ShouldUseSpareRenderProcessHost(
content::BrowserContext* browser_context,
const GURL& site_url) {
if (extensions::ExtensionsEnabled()) {
if (auto profile = Profile::FromBrowserContext(browser_context)) {
return extensions::ChromeContentBrowserClientExtensionsPart::
ShouldUseSpareRenderProcessHost(profile, site_url);
}
}
return content::ContentBrowserClient::ShouldUseSpareRenderProcessHost(
browser_context, site_url);
}
bool AlloyContentBrowserClient::DoesSiteRequireDedicatedProcess(
content::BrowserContext* browser_context,
const GURL& effective_site_url) {
if (extensions::ExtensionsEnabled()) {
return extensions::ChromeContentBrowserClientExtensionsPart::
DoesSiteRequireDedicatedProcess(browser_context, effective_site_url);
}
return content::ContentBrowserClient::DoesSiteRequireDedicatedProcess(
browser_context, effective_site_url);
}
bool AlloyContentBrowserClient::ShouldLockProcessToSite(
content::BrowserContext* browser_context,
const GURL& effective_site_url) {
if (extensions::ExtensionsEnabled()) {
return extensions::ChromeContentBrowserClientExtensionsPart::
ShouldLockProcessToSite(browser_context, effective_site_url);
}
return content::ContentBrowserClient::ShouldLockProcessToSite(
browser_context, effective_site_url);
}
bool AlloyContentBrowserClient::ShouldTreatURLSchemeAsFirstPartyWhenTopLevel(
base::StringPiece scheme,
bool is_embedded_origin_secure) {
// This is needed to bypass the normal SameSite rules for any chrome:// page
// embedding a secure origin, regardless of the registrable domains of any
// intervening frames. For example, this is needed for browser UI to interact
// with SameSite cookies on accounts.google.com, which are used for logging
// into Cloud Print from chrome://print, for displaying a list of available
// accounts on the NTP (chrome://new-tab-page), etc.
if (is_embedded_origin_secure && scheme == content::kChromeUIScheme)
return true;
if (extensions::ExtensionsEnabled())
return scheme == extensions::kExtensionScheme;
return false;
}
bool AlloyContentBrowserClient::
ShouldIgnoreSameSiteCookieRestrictionsWhenTopLevel(
base::StringPiece scheme,
bool is_embedded_origin_secure) {
return is_embedded_origin_secure && scheme == content::kChromeUIScheme;
}
void AlloyContentBrowserClient::OverrideURLLoaderFactoryParams(
content::BrowserContext* browser_context,
const url::Origin& origin,
bool is_for_isolated_world,
network::mojom::URLLoaderFactoryParams* factory_params) {
if (extensions::ExtensionsEnabled()) {
extensions::URLLoaderFactoryManager::OverrideURLLoaderFactoryParams(
browser_context, origin, is_for_isolated_world, factory_params);
}
}
void AlloyContentBrowserClient::GetAdditionalWebUISchemes(
std::vector<std::string>* additional_schemes) {
// Any schemes listed here are treated as WebUI schemes but do not get WebUI
// bindings. Also, view-source is allowed for these schemes. WebUI schemes
// will not be passed to HandleExternalProtocol.
}
void AlloyContentBrowserClient::GetAdditionalViewSourceSchemes(
std::vector<std::string>* additional_schemes) {
GetAdditionalWebUISchemes(additional_schemes);
additional_schemes->push_back(extensions::kExtensionScheme);
}
void AlloyContentBrowserClient::GetAdditionalAllowedSchemesForFileSystem(
std::vector<std::string>* additional_allowed_schemes) {
ContentBrowserClient::GetAdditionalAllowedSchemesForFileSystem(
additional_allowed_schemes);
additional_allowed_schemes->push_back(content::kChromeDevToolsScheme);
additional_allowed_schemes->push_back(content::kChromeUIScheme);
}
bool AlloyContentBrowserClient::IsWebUIAllowedToMakeNetworkRequests(
const url::Origin& origin) {
return scheme::IsWebUIAllowedToMakeNetworkRequests(origin);
}
bool AlloyContentBrowserClient::IsHandledURL(const GURL& url) {
if (!url.is_valid())
return false;
const std::string& scheme = url.scheme();
DCHECK_EQ(scheme, base::ToLowerASCII(scheme));
if (scheme::IsInternalHandledScheme(scheme))
return true;
return CefAppManager::Get()->HasCustomScheme(scheme);
}
void AlloyContentBrowserClient::SiteInstanceGotProcess(
content::SiteInstance* site_instance) {
if (!extensions::ExtensionsEnabled())
return;
CHECK(site_instance->HasProcess());
auto context = site_instance->GetBrowserContext();
// Only add the process to the map if the SiteInstance's site URL is already
// a chrome-extension:// URL. This includes hosted apps, except in rare cases
// that a URL in the hosted app's extent is not treated as a hosted app (e.g.,
// for isolated origins or cross-site iframes). For that case, don't look up
// the hosted app's Extension from the site URL using GetExtensionOrAppByURL,
// since it isn't treated as a hosted app.
const auto extension =
GetEnabledExtensionFromSiteURL(context, site_instance->GetSiteURL());
if (!extension)
return;
extensions::ProcessMap::Get(context)->Insert(
extension->id(), site_instance->GetProcess()->GetID(),
site_instance->GetId());
}
void AlloyContentBrowserClient::SiteInstanceDeleting(
content::SiteInstance* site_instance) {
if (!extensions::ExtensionsEnabled())
return;
if (!site_instance->HasProcess())
return;
auto context = site_instance->GetBrowserContext();
auto registry = extensions::ExtensionRegistry::Get(context);
if (!registry)
return;
auto extension = registry->enabled_extensions().GetExtensionOrAppByURL(
site_instance->GetSiteURL());
if (!extension)
return;
extensions::ProcessMap::Get(context)->Remove(
extension->id(), site_instance->GetProcess()->GetID(),
site_instance->GetId());
}
void AlloyContentBrowserClient::BindHostReceiverForRenderer(
content::RenderProcessHost* render_process_host,
mojo::GenericPendingReceiver receiver) {
if (auto host_receiver = receiver.As<spellcheck::mojom::SpellCheckHost>()) {
SpellCheckHostChromeImpl::Create(render_process_host->GetID(),
std::move(host_receiver));
return;
}
#if BUILDFLAG(HAS_SPELLCHECK_PANEL)
if (auto panel_host_receiver =
receiver.As<spellcheck::mojom::SpellCheckPanelHost>()) {
SpellCheckPanelHostImpl::Create(render_process_host->GetID(),
std::move(panel_host_receiver));
return;
}
#endif // BUILDFLAG(HAS_SPELLCHECK_PANEL)
}
void AlloyContentBrowserClient::AppendExtraCommandLineSwitches(
base::CommandLine* command_line,
int child_process_id) {
const base::CommandLine* browser_cmd = base::CommandLine::ForCurrentProcess();
{
// Propagate the following switches to all command lines (along with any
// associated values) if present in the browser command line.
static const char* const kSwitchNames[] = {
switches::kDisablePackLoading,
#if defined(OS_MAC)
switches::kFrameworkDirPath,
switches::kMainBundlePath,
#endif
switches::kLocalesDirPath,
switches::kLogSeverity,
switches::kResourcesDirPath,
embedder_support::kUserAgent,
switches::kUserAgentProductAndVersion,
};
command_line->CopySwitchesFrom(*browser_cmd, kSwitchNames,
base::size(kSwitchNames));
}
const std::string& process_type =
command_line->GetSwitchValueASCII(switches::kProcessType);
if (process_type == switches::kRendererProcess) {
// Propagate the following switches to the renderer command line (along with
// any associated values) if present in the browser command line.
static const char* const kSwitchNames[] = {
switches::kDisableExtensions,
switches::kDisablePdfExtension,
switches::kDisablePlugins,
switches::kDisablePrintPreview,
switches::kDisableScrollBounce,
switches::kDisableSpellChecking,
switches::kEnableSpeechInput,
switches::kUncaughtExceptionStackSize,
network::switches::kUnsafelyTreatInsecureOriginAsSecure,
};
command_line->CopySwitchesFrom(*browser_cmd, kSwitchNames,
base::size(kSwitchNames));
if (extensions::ExtensionsEnabled()) {
content::RenderProcessHost* process =
content::RenderProcessHost::FromID(child_process_id);
auto browser_context = process->GetBrowserContext();
CefBrowserContext* cef_browser_context =
process ? CefBrowserContext::FromBrowserContext(browser_context)
: nullptr;
if (cef_browser_context) {
if (cef_browser_context->IsPrintPreviewSupported()) {
command_line->AppendSwitch(switches::kEnablePrintPreview);
}
// Based on ChromeContentBrowserClientExtensionsPart::
// AppendExtraRendererCommandLineSwitches
if (extensions::ProcessMap::Get(browser_context)
->Contains(process->GetID())) {
command_line->AppendSwitch(extensions::switches::kExtensionProcess);
}
}
}
} else {
// Propagate the following switches to non-renderer command line (along with
// any associated values) if present in the browser command line.
static const char* const kSwitchNames[] = {
switches::kLang,
};
command_line->CopySwitchesFrom(*browser_cmd, kSwitchNames,
base::size(kSwitchNames));
}
// Necessary to populate DIR_USER_DATA in sub-processes.
// See resource_util.cc GetUserDataPath.
base::FilePath user_data_dir;
if (base::PathService::Get(chrome::DIR_USER_DATA, &user_data_dir)) {
command_line->AppendSwitchPath(switches::kUserDataDir, user_data_dir);
}
#if defined(OS_LINUX)
if (process_type == switches::kZygoteProcess) {
if (browser_cmd->HasSwitch(switches::kBrowserSubprocessPath)) {
// Force use of the sub-process executable path for the zygote process.
const base::FilePath& subprocess_path =
browser_cmd->GetSwitchValuePath(switches::kBrowserSubprocessPath);
if (!subprocess_path.empty())
command_line->SetProgram(subprocess_path);
}
// Propagate the following switches to the zygote command line (along with
// any associated values) if present in the browser command line.
static const char* const kSwitchNames[] = {
switches::kLogFile,
};
command_line->CopySwitchesFrom(*browser_cmd, kSwitchNames,
base::size(kSwitchNames));
}
#endif // defined(OS_LINUX)
CefRefPtr<CefApp> app = CefAppManager::Get()->GetApplication();
if (app.get()) {
CefRefPtr<CefBrowserProcessHandler> handler =
app->GetBrowserProcessHandler();
if (handler.get()) {
CefRefPtr<CefCommandLineImpl> commandLinePtr(
new CefCommandLineImpl(command_line, false, false));
handler->OnBeforeChildProcessLaunch(commandLinePtr.get());
ignore_result(commandLinePtr->Detach(nullptr));
}
}
}
std::string AlloyContentBrowserClient::GetApplicationLocale() {
return g_browser_process->GetApplicationLocale();
}
scoped_refptr<network::SharedURLLoaderFactory>
AlloyContentBrowserClient::GetSystemSharedURLLoaderFactory() {
DCHECK(
content::BrowserThread::CurrentlyOn(content::BrowserThread::UI) ||
!content::BrowserThread::IsThreadInitialized(content::BrowserThread::UI));
if (!SystemNetworkContextManager::GetInstance())
return nullptr;
return SystemNetworkContextManager::GetInstance()
->GetSharedURLLoaderFactory();
}
network::mojom::NetworkContext*
AlloyContentBrowserClient::GetSystemNetworkContext() {
DCHECK_CURRENTLY_ON(content::BrowserThread::UI);
DCHECK(SystemNetworkContextManager::GetInstance());
return SystemNetworkContextManager::GetInstance()->GetContext();
}
scoped_refptr<content::QuotaPermissionContext>
AlloyContentBrowserClient::CreateQuotaPermissionContext() {
return new CefQuotaPermissionContext();
}
content::MediaObserver* AlloyContentBrowserClient::GetMediaObserver() {
return CefMediaCaptureDevicesDispatcher::GetInstance();
}
content::SpeechRecognitionManagerDelegate*
AlloyContentBrowserClient::CreateSpeechRecognitionManagerDelegate() {
const base::CommandLine* command_line =
base::CommandLine::ForCurrentProcess();
if (command_line->HasSwitch(switches::kEnableSpeechInput))
return new CefSpeechRecognitionManagerDelegate();
return nullptr;
}
content::GeneratedCodeCacheSettings
AlloyContentBrowserClient::GetGeneratedCodeCacheSettings(
content::BrowserContext* context) {
// If we pass 0 for size, disk_cache will pick a default size using the
// heuristics based on available disk size. These are implemented in
// disk_cache::PreferredCacheSize in net/disk_cache/cache_util.cc.
const base::FilePath& cache_path = context->GetPath();
return content::GeneratedCodeCacheSettings(!cache_path.empty() /* enabled */,
0 /* size */, cache_path);
}
void AlloyContentBrowserClient::AllowCertificateError(
content::WebContents* web_contents,
int cert_error,
const net::SSLInfo& ssl_info,
const GURL& request_url,
bool is_main_frame_request,
bool strict_enforcement,
base::OnceCallback<void(content::CertificateRequestResultType)> callback) {
CEF_REQUIRE_UIT();
if (!is_main_frame_request) {
// A sub-resource has a certificate error. The user doesn't really
// have a context for making the right decision, so block the request
// hard.
std::move(callback).Run(content::CERTIFICATE_REQUEST_RESULT_TYPE_DENY);
return;
}
CefRefPtr<AlloyBrowserHostImpl> browser =
AlloyBrowserHostImpl::GetBrowserForContents(web_contents);
if (!browser.get())
return;
CefRefPtr<CefClient> client = browser->GetClient();
if (!client.get())
return;
CefRefPtr<CefRequestHandler> handler = client->GetRequestHandler();
if (!handler.get())
return;
CefRefPtr<CefSSLInfo> cef_ssl_info = new CefSSLInfoImpl(ssl_info);
CefRefPtr<CefAllowCertificateErrorCallbackImpl> callbackImpl(
new CefAllowCertificateErrorCallbackImpl(std::move(callback)));
bool proceed = handler->OnCertificateError(
browser.get(), static_cast<cef_errorcode_t>(cert_error),
request_url.spec(), cef_ssl_info, callbackImpl.get());
if (!proceed) {
// |callback| may be null if the user executed it despite returning false.
callback = callbackImpl->Disconnect();
if (!callback.is_null()) {
std::move(callback).Run(content::CERTIFICATE_REQUEST_RESULT_TYPE_DENY);
}
}
}
base::OnceClosure AlloyContentBrowserClient::SelectClientCertificate(
content::WebContents* web_contents,
net::SSLCertRequestInfo* cert_request_info,
net::ClientCertIdentityList client_certs,
std::unique_ptr<content::ClientCertificateDelegate> delegate) {
CEF_REQUIRE_UIT();
CefRefPtr<CefRequestHandler> handler;
CefRefPtr<AlloyBrowserHostImpl> browser =
AlloyBrowserHostImpl::GetBrowserForContents(web_contents);
if (browser.get()) {
CefRefPtr<CefClient> client = browser->GetClient();
if (client.get())
handler = client->GetRequestHandler();
}
if (!handler.get()) {
delegate->ContinueWithCertificate(nullptr, nullptr);
return base::OnceClosure();
}
CefRequestHandler::X509CertificateList certs;
for (net::ClientCertIdentityList::iterator iter = client_certs.begin();
iter != client_certs.end(); iter++) {
certs.push_back(new CefX509CertificateImpl(std::move(*iter)));
}
CefRefPtr<CefSelectClientCertificateCallbackImpl> callbackImpl(
new CefSelectClientCertificateCallbackImpl(std::move(delegate)));
bool proceed = handler->OnSelectClientCertificate(
browser.get(), cert_request_info->is_proxy,
cert_request_info->host_and_port.host(),
cert_request_info->host_and_port.port(), certs, callbackImpl.get());
if (!proceed && !certs.empty()) {
callbackImpl->Select(certs[0]);
}
return base::OnceClosure();
}
bool AlloyContentBrowserClient::CanCreateWindow(
content::RenderFrameHost* opener,
const GURL& opener_url,
const GURL& opener_top_level_frame_url,
const url::Origin& source_origin,
content::mojom::WindowContainerType container_type,
const GURL& target_url,
const content::Referrer& referrer,
const std::string& frame_name,
WindowOpenDisposition disposition,
const blink::mojom::WindowFeatures& features,
bool user_gesture,
bool opener_suppressed,
bool* no_javascript_access) {
CEF_REQUIRE_UIT();
*no_javascript_access = false;
return CefBrowserInfoManager::GetInstance()->CanCreateWindow(
opener, target_url, referrer, frame_name, disposition, features,
user_gesture, opener_suppressed, no_javascript_access);
}
void AlloyContentBrowserClient::OverrideWebkitPrefs(
content::WebContents* web_contents,
blink::web_pref::WebPreferences* prefs) {
auto rvh = web_contents->GetRenderViewHost();
// Using RVH instead of RFH here because rvh->GetMainFrame() may be nullptr
// when this method is called.
SkColor base_background_color;
renderer_prefs::PopulateWebPreferences(rvh, *prefs, base_background_color);
web_contents->SetPageBaseBackgroundColor(base_background_color);
}
bool AlloyContentBrowserClient::OverrideWebPreferencesAfterNavigation(
content::WebContents* web_contents,
blink::web_pref::WebPreferences* prefs) {
return renderer_prefs::PopulateWebPreferencesAfterNavigation(web_contents,
*prefs);
}
void AlloyContentBrowserClient::BrowserURLHandlerCreated(
content::BrowserURLHandler* handler) {
scheme::BrowserURLHandlerCreated(handler);
}
std::string AlloyContentBrowserClient::GetDefaultDownloadName() {
return "download";
}
void AlloyContentBrowserClient::DidCreatePpapiPlugin(
content::BrowserPpapiHost* browser_host) {
browser_host->GetPpapiHost()->AddHostFactoryFilter(
std::unique_ptr<ppapi::host::HostFactory>(
new ChromeBrowserPepperHostFactory(browser_host)));
}
std::unique_ptr<content::DevToolsManagerDelegate>
AlloyContentBrowserClient::CreateDevToolsManagerDelegate() {
return std::make_unique<CefDevToolsManagerDelegate>();
}
bool AlloyContentBrowserClient::BindAssociatedReceiverFromFrame(
content::RenderFrameHost* render_frame_host,
const std::string& interface_name,
mojo::ScopedInterfaceEndpointHandle* handle) {
if (interface_name == extensions::mojom::LocalFrameHost::Name_) {
extensions::ExtensionWebContentsObserver::BindLocalFrameHost(
mojo::PendingAssociatedReceiver<extensions::mojom::LocalFrameHost>(
std::move(*handle)),
render_frame_host);
return true;
}
if (interface_name == printing::mojom::PrintManagerHost::Name_) {
printing::CefPrintViewManager::BindPrintManagerHost(
mojo::PendingAssociatedReceiver<printing::mojom::PrintManagerHost>(
std::move(*handle)),
render_frame_host);
return true;
}
if (interface_name == pdf::mojom::PdfService::Name_) {
pdf::PDFWebContentsHelper::BindPdfService(
mojo::PendingAssociatedReceiver<pdf::mojom::PdfService>(
std::move(*handle)),
render_frame_host);
return true;
}
return false;
}
std::vector<std::unique_ptr<content::NavigationThrottle>>
AlloyContentBrowserClient::CreateThrottlesForNavigation(
content::NavigationHandle* navigation_handle) {
throttle::NavigationThrottleList throttles;
if (extensions::ExtensionsEnabled()) {
auto pdf_iframe_throttle =
PDFIFrameNavigationThrottle::MaybeCreateThrottleFor(navigation_handle);
if (pdf_iframe_throttle)
throttles.push_back(std::move(pdf_iframe_throttle));
auto pdf_throttle = pdf::PdfNavigationThrottle::MaybeCreateThrottleFor(
navigation_handle, std::make_unique<ChromePdfStreamDelegate>());
if (pdf_throttle)
throttles.push_back(std::move(pdf_throttle));
}
throttle::CreateThrottlesForNavigation(navigation_handle, throttles);
return throttles;
}
std::vector<std::unique_ptr<blink::URLLoaderThrottle>>
AlloyContentBrowserClient::CreateURLLoaderThrottles(
const network::ResourceRequest& request,
content::BrowserContext* browser_context,
const base::RepeatingCallback<content::WebContents*()>& wc_getter,
content::NavigationUIData* navigation_ui_data,
int frame_tree_node_id) {
std::vector<std::unique_ptr<blink::URLLoaderThrottle>> result;
// Used to substitute View ID for PDF contents when using the PDF plugin.
result.push_back(std::make_unique<PluginResponseInterceptorURLLoaderThrottle>(
request.destination, frame_tree_node_id));
Profile* profile = Profile::FromBrowserContext(browser_context);
chrome::mojom::DynamicParams dynamic_params = {
profile->GetPrefs()->GetBoolean(prefs::kForceGoogleSafeSearch),
profile->GetPrefs()->GetInteger(prefs::kForceYouTubeRestrict),
profile->GetPrefs()->GetString(prefs::kAllowedDomainsForApps)};
result.push_back(
std::make_unique<GoogleURLLoaderThrottle>(std::move(dynamic_params)));
return result;
}
std::vector<std::unique_ptr<content::URLLoaderRequestInterceptor>>
AlloyContentBrowserClient::WillCreateURLLoaderRequestInterceptors(
content::NavigationUIData* navigation_ui_data,
int frame_tree_node_id,
const scoped_refptr<network::SharedURLLoaderFactory>&
network_loader_factory) {
std::vector<std::unique_ptr<content::URLLoaderRequestInterceptor>>
interceptors;
if (extensions::ExtensionsEnabled()) {
auto pdf_interceptor =
pdf::PdfURLLoaderRequestInterceptor::MaybeCreateInterceptor(
frame_tree_node_id, std::make_unique<ChromePdfStreamDelegate>());
if (pdf_interceptor)
interceptors.push_back(std::move(pdf_interceptor));
}
return interceptors;
}
#if defined(OS_LINUX)
void AlloyContentBrowserClient::GetAdditionalMappedFilesForChildProcess(
const base::CommandLine& command_line,
int child_process_id,
content::PosixFileDescriptorInfo* mappings) {
int crash_signal_fd = GetCrashSignalFD(command_line);
if (crash_signal_fd >= 0) {
mappings->Share(kCrashDumpSignal, crash_signal_fd);
}
}
#endif // defined(OS_LINUX)
void AlloyContentBrowserClient::ExposeInterfacesToRenderer(
service_manager::BinderRegistry* registry,
blink::AssociatedInterfaceRegistry* associated_registry,
content::RenderProcessHost* host) {
associated_registry->AddInterface(
base::BindRepeating(&BindPluginInfoHost, host->GetID()));
if (extensions::ExtensionsEnabled()) {
associated_registry->AddInterface(base::BindRepeating(
&extensions::EventRouter::BindForRenderer, host->GetID()));
}
CefBrowserManager::ExposeInterfacesToRenderer(registry, associated_registry,
host);
}
std::unique_ptr<net::ClientCertStore>
AlloyContentBrowserClient::CreateClientCertStore(
content::BrowserContext* browser_context) {
// Match the logic in ProfileNetworkContextService::CreateClientCertStore.
#if defined(USE_NSS_CERTS)
// TODO: Add support for client implementation of crypto password dialog.
return std::unique_ptr<net::ClientCertStore>(new net::ClientCertStoreNSS(
net::ClientCertStoreNSS::PasswordDelegateFactory()));
#elif defined(OS_WIN)
return std::unique_ptr<net::ClientCertStore>(new net::ClientCertStoreWin());
#elif defined(OS_MAC)
return std::unique_ptr<net::ClientCertStore>(new net::ClientCertStoreMac());
#else
#error Unknown platform.
#endif
}
std::unique_ptr<content::LoginDelegate>
AlloyContentBrowserClient::CreateLoginDelegate(
const net::AuthChallengeInfo& auth_info,
content::WebContents* web_contents,
const content::GlobalRequestID& request_id,
bool is_request_for_main_frame,
const GURL& url,
scoped_refptr<net::HttpResponseHeaders> response_headers,
bool first_auth_attempt,
LoginAuthRequiredCallback auth_required_callback) {
return std::make_unique<net_service::LoginDelegate>(
auth_info, web_contents, request_id, url,
std::move(auth_required_callback));
}
void AlloyContentBrowserClient::RegisterNonNetworkNavigationURLLoaderFactories(
int frame_tree_node_id,
ukm::SourceIdObj ukm_source_id,
NonNetworkURLLoaderFactoryMap* factories) {
if (!extensions::ExtensionsEnabled())
return;
content::WebContents* web_contents =
content::WebContents::FromFrameTreeNodeId(frame_tree_node_id);
factories->emplace(
extensions::kExtensionScheme,
extensions::CreateExtensionNavigationURLLoaderFactory(
web_contents->GetBrowserContext(), ukm_source_id,
!!extensions::WebViewGuest::FromWebContents(web_contents)));
}
void AlloyContentBrowserClient::RegisterNonNetworkSubresourceURLLoaderFactories(
int render_process_id,
int render_frame_id,
NonNetworkURLLoaderFactoryMap* factories) {
if (!extensions::ExtensionsEnabled())
return;
auto factory = extensions::CreateExtensionURLLoaderFactory(render_process_id,
render_frame_id);
if (factory)
factories->emplace(extensions::kExtensionScheme, std::move(factory));
content::RenderFrameHost* frame_host =
content::RenderFrameHost::FromID(render_process_id, render_frame_id);
content::WebContents* web_contents =
content::WebContents::FromRenderFrameHost(frame_host);
if (!web_contents)
return;
extensions::CefExtensionWebContentsObserver* web_observer =
extensions::CefExtensionWebContentsObserver::FromWebContents(
web_contents);
// There is nothing to do if no CefExtensionWebContentsObserver is attached
// to the |web_contents|.
if (!web_observer)
return;
const extensions::Extension* extension =
web_observer->GetExtensionFromFrame(frame_host, false);
if (!extension)
return;
std::vector<std::string> allowed_webui_hosts;
// Support for chrome:// scheme if appropriate.
if ((extension->is_extension() || extension->is_platform_app()) &&
extensions::Manifest::IsComponentLocation(extension->location())) {
// Components of chrome that are implemented as extensions or platform apps
// are allowed to use chrome://resources/ and chrome://theme/ URLs.
// See also HasCrossOriginWhitelistEntry.
allowed_webui_hosts.emplace_back(content::kChromeUIResourcesHost);
allowed_webui_hosts.emplace_back(chrome::kChromeUIThemeHost);
}
if (!allowed_webui_hosts.empty()) {
factories->emplace(content::kChromeUIScheme,
content::CreateWebUIURLLoaderFactory(
frame_host, content::kChromeUIScheme,
std::move(allowed_webui_hosts)));
}
}
bool AlloyContentBrowserClient::WillCreateURLLoaderFactory(
content::BrowserContext* browser_context,
content::RenderFrameHost* frame,
int render_process_id,
URLLoaderFactoryType type,
const url::Origin& request_initiator,
absl::optional<int64_t> navigation_id,
ukm::SourceIdObj ukm_source_id,
mojo::PendingReceiver<network::mojom::URLLoaderFactory>* factory_receiver,
mojo::PendingRemote<network::mojom::TrustedURLLoaderHeaderClient>*
header_client,
bool* bypass_redirect_checks,
bool* disable_secure_dns,
network::mojom::URLLoaderFactoryOverridePtr* factory_override) {
auto request_handler = net_service::CreateInterceptedRequestHandler(
browser_context, frame, render_process_id,
type == URLLoaderFactoryType::kNavigation,
type == URLLoaderFactoryType::kDownload, request_initiator);
net_service::ProxyURLLoaderFactory::CreateProxy(
browser_context, factory_receiver, header_client,
std::move(request_handler));
return true;
}
void AlloyContentBrowserClient::OnNetworkServiceCreated(
network::mojom::NetworkService* network_service) {
DCHECK(g_browser_process);
PrefService* local_state = g_browser_process->local_state();
DCHECK(local_state);
// Need to set up global NetworkService state before anything else uses it.
DCHECK(SystemNetworkContextManager::GetInstance());
SystemNetworkContextManager::GetInstance()->OnNetworkServiceCreated(
network_service);
}
bool AlloyContentBrowserClient::ConfigureNetworkContextParams(
content::BrowserContext* context,
bool in_memory,
const base::FilePath& relative_partition_path,
network::mojom::NetworkContextParams* network_context_params,
cert_verifier::mojom::CertVerifierCreationParams*
cert_verifier_creation_params) {
// This method may be called during shutdown when using multi-threaded
// message loop mode. In that case exit early to avoid crashes.
if (!SystemNetworkContextManager::GetInstance()) {
// Cancel NetworkContext creation in
// StoragePartitionImpl::InitNetworkContext.
return false;
}
auto cef_context = CefBrowserContext::FromBrowserContext(context);
Profile* profile = cef_context->AsProfile();
ProfileNetworkContextService* service =
ProfileNetworkContextServiceFactory::GetForContext(profile);
if (service) {
service->ConfigureNetworkContextParams(in_memory, relative_partition_path,
network_context_params,
cert_verifier_creation_params);
} else {
// Set default params.
network_context_params->user_agent = GetUserAgent();
network_context_params->accept_language = GetApplicationLocale();
}
network_context_params->cookieable_schemes =
cef_context->GetCookieableSchemes();
// TODO(cef): Remove this and add required NetworkIsolationKeys,
// this is currently not the case and this was not required pre M84.
network_context_params->require_network_isolation_key = false;
return true;
}
// The sandbox may block read/write access from the NetworkService to
// directories that are not returned by this method.
std::vector<base::FilePath>
AlloyContentBrowserClient::GetNetworkContextsParentDirectory() {
base::FilePath user_data_path;
base::PathService::Get(chrome::DIR_USER_DATA, &user_data_path);
DCHECK(!user_data_path.empty());
const auto& root_cache_path = GetRootCachePath();
// root_cache_path may sometimes be empty or a child of user_data_path, so
// only return the one path in that case.
if (root_cache_path.empty() || user_data_path.IsParent(root_cache_path)) {
return {user_data_path};
}
return {user_data_path, root_cache_path};
}
bool AlloyContentBrowserClient::HandleExternalProtocol(
const GURL& url,
content::WebContents::Getter web_contents_getter,
int child_id,
int frame_tree_node_id,
content::NavigationUIData* navigation_data,
bool is_main_frame,
network::mojom::WebSandboxFlags sandbox_flags,
ui::PageTransition page_transition,
bool has_user_gesture,
const absl::optional<url::Origin>& initiating_origin,
mojo::PendingRemote<network::mojom::URLLoaderFactory>* out_factory) {
// Call the other HandleExternalProtocol variant.
return false;
}
bool AlloyContentBrowserClient::HandleExternalProtocol(
content::WebContents::Getter web_contents_getter,
int frame_tree_node_id,
content::NavigationUIData* navigation_data,
network::mojom::WebSandboxFlags sandbox_flags,
const network::ResourceRequest& resource_request,
mojo::PendingRemote<network::mojom::URLLoaderFactory>* out_factory) {
mojo::PendingReceiver<network::mojom::URLLoaderFactory> receiver =
out_factory->InitWithNewPipeAndPassReceiver();
// CefBrowserPlatformDelegate::HandleExternalProtocol may be called if
// nothing handles the request.
auto request_handler = net_service::CreateInterceptedRequestHandler(
web_contents_getter, frame_tree_node_id, resource_request,
base::BindRepeating(CefBrowserPlatformDelegate::HandleExternalProtocol,
resource_request.url));
net_service::ProxyURLLoaderFactory::CreateProxy(
web_contents_getter, std::move(receiver), std::move(request_handler));
return true;
}
std::unique_ptr<content::OverlayWindow>
AlloyContentBrowserClient::CreateWindowForPictureInPicture(
content::PictureInPictureWindowController* controller) {
// Note: content::OverlayWindow::Create() is defined by platform-specific
// implementation in chrome/browser/ui/views. This layering hack, which goes
// through //content and ContentBrowserClient, allows us to work around the
// dependency constraints that disallow directly calling
// chrome/browser/ui/views code either from here or from other code in
// chrome/browser.
return content::OverlayWindow::Create(controller);
}
void AlloyContentBrowserClient::RegisterBrowserInterfaceBindersForFrame(
content::RenderFrameHost* render_frame_host,
mojo::BinderMapWithContext<content::RenderFrameHost*>* map) {
CefBrowserFrame::RegisterBrowserInterfaceBindersForFrame(render_frame_host,
map);
if (!extensions::ExtensionsEnabled())
return;
content::WebContents* web_contents =
content::WebContents::FromRenderFrameHost(render_frame_host);
if (!web_contents)
return;
const GURL& site = render_frame_host->GetSiteInstance()->GetSiteURL();
if (!site.SchemeIs(extensions::kExtensionScheme))
return;
content::BrowserContext* browser_context =
render_frame_host->GetProcess()->GetBrowserContext();
auto* extension = extensions::ExtensionRegistry::Get(browser_context)
->enabled_extensions()
.GetByID(site.host());
if (!extension)
return;
extensions::ExtensionsBrowserClient::Get()
->RegisterBrowserInterfaceBindersForFrame(map, render_frame_host,
extension);
}
base::FilePath
AlloyContentBrowserClient::GetSandboxedStorageServiceDataDirectory() {
return GetRootCachePath();
}
std::string AlloyContentBrowserClient::GetProduct() {
return embedder_support::GetProduct();
}
std::string AlloyContentBrowserClient::GetChromeProduct() {
return version_info::GetProductNameAndVersionForUserAgent();
}
std::string AlloyContentBrowserClient::GetUserAgent() {
return embedder_support::GetUserAgent();
}
std::string AlloyContentBrowserClient::GetReducedUserAgent() {
return embedder_support::GetReducedUserAgent();
}
blink::UserAgentMetadata AlloyContentBrowserClient::GetUserAgentMetadata() {
blink::UserAgentMetadata metadata;
metadata.brand_version_list = {blink::UserAgentBrandVersion{
version_info::GetProductName(), version_info::GetMajorVersionNumber()}};
metadata.full_version = version_info::GetVersionNumber();
metadata.platform = version_info::GetOSType();
// TODO(mkwst): Poke at BuildUserAgentFromProduct to split out these pieces.
metadata.architecture = "";
metadata.model = "";
return metadata;
}
base::flat_set<std::string>
AlloyContentBrowserClient::GetPluginMimeTypesWithExternalHandlers(
content::BrowserContext* browser_context) {
base::flat_set<std::string> mime_types;
auto map = PluginUtils::GetMimeTypeToExtensionIdMap(browser_context);
for (const auto& pair : map)
mime_types.insert(pair.first);
if (pdf::IsInternalPluginExternallyHandled())
mime_types.insert(pdf::kInternalPluginMimeType);
return mime_types;
}
bool AlloyContentBrowserClient::ArePersistentMediaDeviceIDsAllowed(
content::BrowserContext* browser_context,
const GURL& url,
const net::SiteForCookies& site_for_cookies,
const absl::optional<url::Origin>& top_frame_origin) {
// Persistent MediaDevice IDs are allowed if cookies are allowed.
return CookieSettingsFactory::GetForProfile(
Profile::FromBrowserContext(browser_context))
->IsFullCookieAccessAllowed(url, site_for_cookies, top_frame_origin);
}
bool AlloyContentBrowserClient::ShouldAllowPluginCreation(
const url::Origin& embedder_origin,
const content::PepperPluginInfo& plugin_info) {
if (plugin_info.name == ChromeContentClient::kPDFInternalPluginName) {
return IsPdfInternalPluginAllowedOrigin(embedder_origin);
}
return true;
}
bool AlloyContentBrowserClient::IsFindInPageDisabledForOrigin(
const url::Origin& origin) {
// For PDF viewing with the PPAPI-free PDF Viewer, find-in-page should only
// display results from the PDF content, and not from the UI.
return base::FeatureList::IsEnabled(chrome_pdf::features::kPdfUnseasoned) &&
IsPdfExtensionOrigin(origin);
}
CefRefPtr<CefRequestContextImpl> AlloyContentBrowserClient::request_context()
const {
return browser_main_parts_->request_context();
}
CefDevToolsDelegate* AlloyContentBrowserClient::devtools_delegate() const {
return browser_main_parts_->devtools_delegate();
}
scoped_refptr<base::SingleThreadTaskRunner>
AlloyContentBrowserClient::background_task_runner() const {
return browser_main_parts_->background_task_runner();
}
scoped_refptr<base::SingleThreadTaskRunner>
AlloyContentBrowserClient::user_visible_task_runner() const {
return browser_main_parts_->user_visible_task_runner();
}
scoped_refptr<base::SingleThreadTaskRunner>
AlloyContentBrowserClient::user_blocking_task_runner() const {
return browser_main_parts_->user_blocking_task_runner();
}
const extensions::Extension* AlloyContentBrowserClient::GetExtension(
content::SiteInstance* site_instance) {
extensions::ExtensionRegistry* registry =
extensions::ExtensionRegistry::Get(site_instance->GetBrowserContext());
if (!registry)
return nullptr;
return registry->enabled_extensions().GetExtensionOrAppByURL(
site_instance->GetSiteURL());
}