blob: ce2403f66bf95159ef1549c83ba2c503bb73002c [file] [log] [blame]
// 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 "android_webview/browser/aw_content_browser_client.h"
#include <utility>
#include "android_webview/browser/aw_browser_context.h"
#include "android_webview/browser/aw_browser_main_parts.h"
#include "android_webview/browser/aw_contents.h"
#include "android_webview/browser/aw_contents_client_bridge.h"
#include "android_webview/browser/aw_contents_io_thread_client.h"
#include "android_webview/browser/aw_cookie_access_policy.h"
#include "android_webview/browser/aw_devtools_manager_delegate.h"
#include "android_webview/browser/aw_login_delegate.h"
#include "android_webview/browser/aw_printing_message_filter.h"
#include "android_webview/browser/aw_quota_permission_context.h"
#include "android_webview/browser/aw_settings.h"
#include "android_webview/browser/aw_url_checker_delegate_impl.h"
#include "android_webview/browser/aw_web_contents_view_delegate.h"
#include "android_webview/browser/net/aw_url_request_context_getter.h"
#include "android_webview/browser/renderer_host/aw_resource_dispatcher_host_delegate.h"
#include "android_webview/browser/tracing/aw_tracing_delegate.h"
#include "android_webview/common/aw_descriptors.h"
#include "android_webview/common/aw_switches.h"
#include "android_webview/common/crash_reporter/aw_crash_reporter_client.h"
#include "android_webview/common/render_view_messages.h"
#include "android_webview/common/url_constants.h"
#include "android_webview/grit/aw_resources.h"
#include "base/android/locale_utils.h"
#include "base/base_paths_android.h"
#include "base/base_switches.h"
#include "base/bind.h"
#include "base/command_line.h"
#include "base/feature_list.h"
#include "base/files/scoped_file.h"
#include "base/json/json_reader.h"
#include "base/memory/ptr_util.h"
#include "base/path_service.h"
#include "base/strings/utf_string_conversions.h"
#include "components/autofill/content/browser/content_autofill_driver_factory.h"
#include "components/cdm/browser/cdm_message_filter_android.h"
#include "components/crash/content/browser/child_exit_observer_android.h"
#include "components/navigation_interception/intercept_navigation_delegate.h"
#include "components/policy/content/policy_blacklist_navigation_throttle.h"
#include "components/safe_browsing/browser/browser_url_loader_throttle.h"
#include "components/safe_browsing/browser/mojo_safe_browsing_impl.h"
#include "components/safe_browsing/features.h"
#include "components/services/heap_profiling/public/mojom/constants.mojom.h"
#include "components/spellcheck/spellcheck_buildflags.h"
#include "content/public/browser/browser_message_filter.h"
#include "content/public/browser/browser_thread.h"
#include "content/public/browser/child_process_security_policy.h"
#include "content/public/browser/client_certificate_delegate.h"
#include "content/public/browser/navigation_handle.h"
#include "content/public/browser/navigation_throttle.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/storage_partition.h"
#include "content/public/browser/web_contents.h"
#include "content/public/common/content_switches.h"
#include "content/public/common/service_names.mojom.h"
#include "content/public/common/url_constants.h"
#include "content/public/common/url_loader_throttle.h"
#include "content/public/common/web_preferences.h"
#include "net/android/network_library.h"
#include "net/log/net_log.h"
#include "net/ssl/ssl_cert_request_info.h"
#include "net/ssl/ssl_info.h"
#include "services/network/public/cpp/features.h"
#include "services/network/public/cpp/resource_request.h"
#include "services/service_manager/public/cpp/binder_registry.h"
#include "storage/browser/quota/quota_settings.h"
#include "ui/base/resource/resource_bundle.h"
#include "ui/base/resource/resource_bundle_android.h"
#include "ui/resources/grit/ui_resources.h"
#if BUILDFLAG(ENABLE_SPELLCHECK)
#include "components/spellcheck/browser/spell_check_host_impl.h"
#include "components/spellcheck/common/spellcheck_switches.h"
#endif
using content::BrowserThread;
using content::ResourceType;
using content::WebContents;
namespace android_webview {
namespace {
static bool g_should_create_task_scheduler = true;
// TODO(sgurun) move this to its own file.
// This class filters out incoming aw_contents related IPC messages for the
// renderer process on the IPC thread.
class AwContentsMessageFilter : public content::BrowserMessageFilter {
public:
explicit AwContentsMessageFilter(int process_id);
// BrowserMessageFilter methods.
void OverrideThreadForMessage(const IPC::Message& message,
BrowserThread::ID* thread) override;
bool OnMessageReceived(const IPC::Message& message) override;
void OnShouldOverrideUrlLoading(int routing_id,
const base::string16& url,
bool has_user_gesture,
bool is_redirect,
bool is_main_frame,
bool* ignore_navigation);
void OnSubFrameCreated(int parent_render_frame_id, int child_render_frame_id);
private:
~AwContentsMessageFilter() override;
int process_id_;
DISALLOW_COPY_AND_ASSIGN(AwContentsMessageFilter);
};
AwContentsMessageFilter::AwContentsMessageFilter(int process_id)
: BrowserMessageFilter(AndroidWebViewMsgStart),
process_id_(process_id) {
}
AwContentsMessageFilter::~AwContentsMessageFilter() {
}
void AwContentsMessageFilter::OverrideThreadForMessage(
const IPC::Message& message,
BrowserThread::ID* thread) {
if (message.type() == AwViewHostMsg_ShouldOverrideUrlLoading::ID) {
*thread = BrowserThread::UI;
}
}
bool AwContentsMessageFilter::OnMessageReceived(const IPC::Message& message) {
bool handled = true;
IPC_BEGIN_MESSAGE_MAP(AwContentsMessageFilter, message)
IPC_MESSAGE_HANDLER(AwViewHostMsg_ShouldOverrideUrlLoading,
OnShouldOverrideUrlLoading)
IPC_MESSAGE_HANDLER(AwViewHostMsg_SubFrameCreated, OnSubFrameCreated)
IPC_MESSAGE_UNHANDLED(handled = false)
IPC_END_MESSAGE_MAP()
return handled;
}
void AwContentsMessageFilter::OnShouldOverrideUrlLoading(
int render_frame_id,
const base::string16& url,
bool has_user_gesture,
bool is_redirect,
bool is_main_frame,
bool* ignore_navigation) {
DCHECK_CURRENTLY_ON(BrowserThread::UI);
*ignore_navigation = false;
AwContentsClientBridge* client =
AwContentsClientBridge::FromID(process_id_, render_frame_id);
if (client) {
if (!client->ShouldOverrideUrlLoading(url, has_user_gesture, is_redirect,
is_main_frame, ignore_navigation)) {
// If the shouldOverrideUrlLoading call caused a java exception we should
// always return immediately here!
return;
}
} else {
LOG(WARNING) << "Failed to find the associated render view host for url: "
<< url;
}
}
void AwContentsMessageFilter::OnSubFrameCreated(int parent_render_frame_id,
int child_render_frame_id) {
AwContentsIoThreadClient::SubFrameCreated(
process_id_, parent_render_frame_id, child_render_frame_id);
}
// A dummy binder for mojo interface autofill::mojom::PasswordManagerDriver.
void DummyBindPasswordManagerDriver(
autofill::mojom::PasswordManagerDriverRequest request,
content::RenderFrameHost* render_frame_host) {}
} // anonymous namespace
// TODO(yirui): can use similar logic as in PrependToAcceptLanguagesIfNecessary
// in chrome/browser/android/preferences/pref_service_bridge.cc
// static
std::string AwContentBrowserClient::GetAcceptLangsImpl() {
// Start with the current locale(s) in BCP47 format.
std::string locales_string = AwContents::GetLocaleList();
// If accept languages do not contain en-US, add in en-US which will be
// used with a lower q-value.
if (locales_string.find("en-US") == std::string::npos)
locales_string += ",en-US";
return locales_string;
}
// static
AwBrowserContext* AwContentBrowserClient::GetAwBrowserContext() {
return AwBrowserContext::GetDefault();
}
AwContentBrowserClient::AwContentBrowserClient() : net_log_(new net::NetLog()) {
// Although WebView does not support password manager feature, renderer code
// could still request this interface, so we register a dummy binder which
// just drops the incoming request, to avoid the 'Failed to locate a binder
// for interface' error log..
frame_interfaces_.AddInterface(
base::BindRepeating(&DummyBindPasswordManagerDriver));
sniff_file_urls_ = AwSettings::GetAllowSniffingFileUrls();
}
AwContentBrowserClient::~AwContentBrowserClient() {}
AwBrowserContext* AwContentBrowserClient::InitBrowserContext() {
base::FilePath user_data_dir;
if (!base::PathService::Get(base::DIR_ANDROID_APP_DATA, &user_data_dir)) {
NOTREACHED() << "Failed to get app data directory for Android WebView";
}
browser_context_.reset(new AwBrowserContext(user_data_dir));
return browser_context_.get();
}
content::BrowserMainParts* AwContentBrowserClient::CreateBrowserMainParts(
const content::MainFunctionParams& parameters) {
return new AwBrowserMainParts(this);
}
content::WebContentsViewDelegate*
AwContentBrowserClient::GetWebContentsViewDelegate(
content::WebContents* web_contents) {
return AwWebContentsViewDelegate::Create(web_contents);
}
void AwContentBrowserClient::RenderProcessWillLaunch(
content::RenderProcessHost* host,
service_manager::mojom::ServiceRequest* service_request) {
// Grant content: scheme access to the whole renderer process, since we impose
// per-view access checks, and access is granted by default (see
// AwSettings.mAllowContentUrlAccess).
content::ChildProcessSecurityPolicy::GetInstance()->GrantRequestScheme(
host->GetID(), url::kContentScheme);
host->AddFilter(new AwContentsMessageFilter(host->GetID()));
// WebView always allows persisting data.
host->AddFilter(new cdm::CdmMessageFilterAndroid(true, false));
host->AddFilter(new AwPrintingMessageFilter(host->GetID()));
}
bool AwContentBrowserClient::ShouldUseMobileFlingCurve() const {
return true;
}
bool AwContentBrowserClient::IsHandledURL(const GURL& url) {
if (!url.is_valid()) {
// We handle error cases.
return true;
}
const std::string scheme = url.scheme();
DCHECK_EQ(scheme, base::ToLowerASCII(scheme));
// See CreateJobFactory in aw_url_request_context_getter.cc for the
// list of protocols that are handled.
// TODO(mnaganov): Make this automatic.
static const char* const kProtocolList[] = {
url::kDataScheme,
url::kBlobScheme,
url::kFileSystemScheme,
content::kChromeUIScheme,
url::kContentScheme,
};
if (scheme == url::kFileScheme) {
// Return false for the "special" file URLs, so they can be loaded
// even if access to file: scheme is not granted to the child process.
return !IsAndroidSpecialFileUrl(url);
}
for (size_t i = 0; i < arraysize(kProtocolList); ++i) {
if (scheme == kProtocolList[i])
return true;
}
return net::URLRequest::IsHandledProtocol(scheme);
}
bool AwContentBrowserClient::ForceSniffingFileUrlsForHtml() {
return sniff_file_urls_;
}
void AwContentBrowserClient::AppendExtraCommandLineSwitches(
base::CommandLine* command_line,
int child_process_id) {
if (!command_line->HasSwitch(switches::kSingleProcess)) {
// The only kind of a child process WebView can have is renderer or utility.
std::string process_type =
command_line->GetSwitchValueASCII(switches::kProcessType);
DCHECK(process_type == switches::kRendererProcess ||
process_type == switches::kUtilityProcess)
<< process_type;
// Pass crash reporter enabled state to renderer processes.
if (crash_reporter::IsCrashReporterEnabled()) {
command_line->AppendSwitch(::switches::kEnableCrashReporter);
}
}
}
std::string AwContentBrowserClient::GetApplicationLocale() {
return base::android::GetDefaultLocaleString();
}
std::string AwContentBrowserClient::GetAcceptLangs(
content::BrowserContext* context) {
return GetAcceptLangsImpl();
}
const gfx::ImageSkia* AwContentBrowserClient::GetDefaultFavicon() {
ui::ResourceBundle& rb = ui::ResourceBundle::GetSharedInstance();
// TODO(boliu): Bundle our own default favicon?
return rb.GetImageSkiaNamed(IDR_DEFAULT_FAVICON);
}
bool AwContentBrowserClient::AllowAppCache(const GURL& manifest_url,
const GURL& first_party,
content::ResourceContext* context) {
// WebView doesn't have a per-site policy for locally stored data,
// instead AppCache can be disabled for individual WebViews.
return true;
}
bool AwContentBrowserClient::AllowGetCookie(const GURL& url,
const GURL& first_party,
const net::CookieList& cookie_list,
content::ResourceContext* context,
int render_process_id,
int render_frame_id) {
return AwCookieAccessPolicy::GetInstance()->AllowGetCookie(url,
first_party,
cookie_list,
context,
render_process_id,
render_frame_id);
}
bool AwContentBrowserClient::AllowSetCookie(const GURL& url,
const GURL& first_party,
const net::CanonicalCookie& cookie,
content::ResourceContext* context,
int render_process_id,
int render_frame_id) {
return AwCookieAccessPolicy::GetInstance()->AllowSetCookie(
url, first_party, cookie, context, render_process_id, render_frame_id);
}
void AwContentBrowserClient::AllowWorkerFileSystem(
const GURL& url,
content::ResourceContext* context,
const std::vector<std::pair<int, int> >& render_frames,
base::Callback<void(bool)> callback) {
callback.Run(true);
}
bool AwContentBrowserClient::AllowWorkerIndexedDB(
const GURL& url,
const base::string16& name,
content::ResourceContext* context,
const std::vector<std::pair<int, int> >& render_frames) {
return true;
}
content::QuotaPermissionContext*
AwContentBrowserClient::CreateQuotaPermissionContext() {
return new AwQuotaPermissionContext;
}
void AwContentBrowserClient::GetQuotaSettings(
content::BrowserContext* context,
content::StoragePartition* partition,
storage::OptionalQuotaSettingsCallback callback) {
storage::GetNominalDynamicSettings(
partition->GetPath(), context->IsOffTheRecord(), std::move(callback));
}
void AwContentBrowserClient::AllowCertificateError(
content::WebContents* web_contents,
int cert_error,
const net::SSLInfo& ssl_info,
const GURL& request_url,
ResourceType resource_type,
bool strict_enforcement,
bool expired_previous_decision,
const base::Callback<void(content::CertificateRequestResultType)>&
callback) {
AwContentsClientBridge* client =
AwContentsClientBridge::FromWebContents(web_contents);
bool cancel_request = true;
if (client)
client->AllowCertificateError(cert_error,
ssl_info.cert.get(),
request_url,
callback,
&cancel_request);
if (cancel_request)
callback.Run(content::CERTIFICATE_REQUEST_RESULT_TYPE_DENY);
}
void AwContentBrowserClient::SelectClientCertificate(
content::WebContents* web_contents,
net::SSLCertRequestInfo* cert_request_info,
net::ClientCertIdentityList client_certs,
std::unique_ptr<content::ClientCertificateDelegate> delegate) {
AwContentsClientBridge* client =
AwContentsClientBridge::FromWebContents(web_contents);
if (client)
client->SelectClientCertificate(cert_request_info, std::move(delegate));
}
bool AwContentBrowserClient::CanCreateWindow(
content::RenderFrameHost* opener,
const GURL& opener_url,
const GURL& opener_top_level_frame_url,
const GURL& 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) {
// We unconditionally allow popup windows at this stage and will give
// the embedder the opporunity to handle displaying of the popup in
// WebContentsDelegate::AddContents (via the
// AwContentsClient.onCreateWindow callback).
// Note that if the embedder has blocked support for creating popup
// windows through AwSettings, then we won't get to this point as
// the popup creation will have been blocked at the WebKit level.
if (no_javascript_access) {
*no_javascript_access = false;
}
content::WebContents* web_contents =
content::WebContents::FromRenderFrameHost(opener);
AwSettings* settings = AwSettings::FromWebContents(web_contents);
return (settings && settings->GetJavaScriptCanOpenWindowsAutomatically()) ||
user_gesture;
}
void AwContentBrowserClient::ResourceDispatcherHostCreated() {
AwResourceDispatcherHostDelegate::ResourceDispatcherHostCreated();
}
net::NetLog* AwContentBrowserClient::GetNetLog() {
return net_log_.get();
}
base::FilePath AwContentBrowserClient::GetDefaultDownloadDirectory() {
// Android WebView does not currently use the Chromium downloads system.
// Download requests are cancelled immedately when recognized; see
// AwResourceDispatcherHost::CreateResourceHandlerForDownload. However the
// download system still tries to start up and calls this before recognizing
// the request has been cancelled.
return base::FilePath();
}
std::string AwContentBrowserClient::GetDefaultDownloadName() {
NOTREACHED() << "Android WebView does not use chromium downloads";
return std::string();
}
void AwContentBrowserClient::DidCreatePpapiPlugin(
content::BrowserPpapiHost* browser_host) {
NOTREACHED() << "Android WebView does not support plugins";
}
bool AwContentBrowserClient::AllowPepperSocketAPI(
content::BrowserContext* browser_context,
const GURL& url,
bool private_api,
const content::SocketPermissionRequest* params) {
NOTREACHED() << "Android WebView does not support plugins";
return false;
}
bool AwContentBrowserClient::IsPepperVpnProviderAPIAllowed(
content::BrowserContext* browser_context,
const GURL& url) {
NOTREACHED() << "Android WebView does not support plugins";
return false;
}
content::TracingDelegate* AwContentBrowserClient::GetTracingDelegate() {
return new AwTracingDelegate();
}
void AwContentBrowserClient::GetAdditionalMappedFilesForChildProcess(
const base::CommandLine& command_line,
int child_process_id,
content::PosixFileDescriptorInfo* mappings) {
base::MemoryMappedFile::Region region;
int fd = ui::GetMainAndroidPackFd(&region);
mappings->ShareWithRegion(kAndroidWebViewMainPakDescriptor, fd, region);
fd = ui::GetCommonResourcesPackFd(&region);
mappings->ShareWithRegion(kAndroidWebView100PercentPakDescriptor, fd, region);
fd = ui::GetLocalePackFd(&region);
mappings->ShareWithRegion(kAndroidWebViewLocalePakDescriptor, fd, region);
::crash_reporter::ChildExitObserver::GetInstance()
->BrowserChildProcessStarted(child_process_id, mappings);
}
void AwContentBrowserClient::OverrideWebkitPrefs(
content::RenderViewHost* rvh,
content::WebPreferences* web_prefs) {
AwSettings* aw_settings = AwSettings::FromWebContents(
content::WebContents::FromRenderViewHost(rvh));
if (aw_settings) {
aw_settings->PopulateWebPreferences(web_prefs);
}
}
std::vector<std::unique_ptr<content::NavigationThrottle>>
AwContentBrowserClient::CreateThrottlesForNavigation(
content::NavigationHandle* navigation_handle) {
std::vector<std::unique_ptr<content::NavigationThrottle>> throttles;
// We allow intercepting only navigations within main frames. This
// is used to post onPageStarted. We handle shouldOverrideUrlLoading
// via a sync IPC.
if (navigation_handle->IsInMainFrame()) {
throttles.push_back(
navigation_interception::InterceptNavigationDelegate::CreateThrottleFor(
navigation_handle));
throttles.push_back(std::make_unique<PolicyBlacklistNavigationThrottle>(
navigation_handle, browser_context_.get()));
}
return throttles;
}
content::DevToolsManagerDelegate*
AwContentBrowserClient::GetDevToolsManagerDelegate() {
return new AwDevToolsManagerDelegate();
}
std::unique_ptr<base::Value> AwContentBrowserClient::GetServiceManifestOverlay(
base::StringPiece name) {
int id = -1;
if (name == content::mojom::kBrowserServiceName)
id = IDR_AW_BROWSER_MANIFEST_OVERLAY;
else if (name == content::mojom::kRendererServiceName)
id = IDR_AW_RENDERER_MANIFEST_OVERLAY;
else if (name == content::mojom::kUtilityServiceName)
id = IDR_AW_UTILITY_MANIFEST_OVERLAY;
if (id == -1)
return nullptr;
base::StringPiece manifest_contents =
ui::ResourceBundle::GetSharedInstance().GetRawDataResourceForScale(
id, ui::ScaleFactor::SCALE_FACTOR_NONE);
return base::JSONReader::Read(manifest_contents);
}
void AwContentBrowserClient::BindInterfaceRequestFromFrame(
content::RenderFrameHost* render_frame_host,
const std::string& interface_name,
mojo::ScopedMessagePipeHandle interface_pipe) {
frame_interfaces_.TryBindInterface(interface_name, &interface_pipe,
render_frame_host);
}
bool AwContentBrowserClient::BindAssociatedInterfaceRequestFromFrame(
content::RenderFrameHost* render_frame_host,
const std::string& interface_name,
mojo::ScopedInterfaceEndpointHandle* handle) {
if (interface_name == autofill::mojom::AutofillDriver::Name_) {
autofill::ContentAutofillDriverFactory::BindAutofillDriver(
autofill::mojom::AutofillDriverAssociatedRequest(std::move(*handle)),
render_frame_host);
return true;
}
return false;
}
void AwContentBrowserClient::ExposeInterfacesToRenderer(
service_manager::BinderRegistry* registry,
blink::AssociatedInterfaceRegistry* associated_registry,
content::RenderProcessHost* render_process_host) {
if (base::FeatureList::IsEnabled(network::features::kNetworkService) ||
base::FeatureList::IsEnabled(safe_browsing::kCheckByURLLoaderThrottle)) {
content::ResourceContext* resource_context =
render_process_host->GetBrowserContext()->GetResourceContext();
registry->AddInterface(
base::BindRepeating(
&safe_browsing::MojoSafeBrowsingImpl::MaybeCreate,
render_process_host->GetID(), resource_context,
base::BindRepeating(
&AwContentBrowserClient::GetSafeBrowsingUrlCheckerDelegate,
base::Unretained(this))),
BrowserThread::GetTaskRunnerForThread(BrowserThread::IO));
}
#if BUILDFLAG(ENABLE_SPELLCHECK)
registry->AddInterface(
base::BindRepeating(&SpellCheckHostImpl::Create),
BrowserThread::GetTaskRunnerForThread(BrowserThread::UI));
#endif
}
std::vector<std::unique_ptr<content::URLLoaderThrottle>>
AwContentBrowserClient::CreateURLLoaderThrottles(
const network::ResourceRequest& request,
content::ResourceContext* resource_context,
const base::RepeatingCallback<content::WebContents*()>& wc_getter,
content::NavigationUIData* navigation_ui_data,
int frame_tree_node_id) {
DCHECK_CURRENTLY_ON(BrowserThread::IO);
std::vector<std::unique_ptr<content::URLLoaderThrottle>> result;
if (base::FeatureList::IsEnabled(network::features::kNetworkService) ||
base::FeatureList::IsEnabled(safe_browsing::kCheckByURLLoaderThrottle)) {
auto* delegate = GetSafeBrowsingUrlCheckerDelegate();
if (delegate && !delegate->ShouldSkipRequestCheck(
resource_context, request.url, frame_tree_node_id,
-1 /* render_process_id */, -1 /* render_frame_id */,
request.originated_from_service_worker)) {
auto safe_browsing_throttle =
safe_browsing::BrowserURLLoaderThrottle::MaybeCreate(delegate,
wc_getter);
if (safe_browsing_throttle)
result.push_back(std::move(safe_browsing_throttle));
}
}
return result;
}
safe_browsing::UrlCheckerDelegate*
AwContentBrowserClient::GetSafeBrowsingUrlCheckerDelegate() {
DCHECK_CURRENTLY_ON(BrowserThread::IO);
if (!safe_browsing_url_checker_delegate_) {
safe_browsing_url_checker_delegate_ = new AwUrlCheckerDelegateImpl(
browser_context_->GetSafeBrowsingDBManager(),
browser_context_->GetSafeBrowsingUIManager(),
browser_context_->GetSafeBrowsingWhitelistManager());
}
return safe_browsing_url_checker_delegate_.get();
}
bool AwContentBrowserClient::ShouldOverrideUrlLoading(
int frame_tree_node_id,
bool browser_initiated,
const GURL& gurl,
const std::string& request_method,
bool has_user_gesture,
bool is_redirect,
bool is_main_frame,
ui::PageTransition transition,
bool* ignore_navigation) {
*ignore_navigation = false;
// Only GETs can be overridden.
if (request_method != "GET")
return true;
bool application_initiated =
browser_initiated || transition & ui::PAGE_TRANSITION_FORWARD_BACK;
// Don't offer application-initiated navigations unless it's a redirect.
if (application_initiated && !is_redirect)
return true;
// For HTTP schemes, only top-level navigations can be overridden. Similarly,
// WebView Classic lets app override only top level about:blank navigations.
// So we filter out non-top about:blank navigations here.
//
// Note: about:blank navigations are not received in this path at the moment,
// they use the old SYNC IPC path as they are not handled by network stack.
// However, the old path should be removed in future.
if (!is_main_frame &&
(gurl.SchemeIs(url::kHttpScheme) || gurl.SchemeIs(url::kHttpsScheme) ||
gurl.SchemeIs(url::kAboutScheme)))
return true;
WebContents* web_contents =
WebContents::FromFrameTreeNodeId(frame_tree_node_id);
if (web_contents == nullptr)
return true;
AwContentsClientBridge* client_bridge =
AwContentsClientBridge::FromWebContents(web_contents);
if (client_bridge == nullptr)
return true;
base::string16 url = base::UTF8ToUTF16(gurl.possibly_invalid_spec());
return client_bridge->ShouldOverrideUrlLoading(
url, has_user_gesture, is_redirect, is_main_frame, ignore_navigation);
}
bool AwContentBrowserClient::ShouldCreateTaskScheduler() {
return g_should_create_task_scheduler;
}
scoped_refptr<content::LoginDelegate>
AwContentBrowserClient::CreateLoginDelegate(
net::AuthChallengeInfo* auth_info,
content::ResourceRequestInfo::WebContentsGetter web_contents_getter,
const content::GlobalRequestID& request_id,
bool is_main_frame,
const GURL& url,
scoped_refptr<net::HttpResponseHeaders> response_headers,
bool first_auth_attempt,
LoginAuthRequiredCallback auth_required_callback) {
return base::MakeRefCounted<AwLoginDelegate>(
auth_info, web_contents_getter, first_auth_attempt,
std::move(auth_required_callback));
}
bool AwContentBrowserClient::HandleExternalProtocol(
const GURL& url,
content::ResourceRequestInfo::WebContentsGetter web_contents_getter,
int child_id,
content::NavigationUIData* navigation_data,
bool is_main_frame,
ui::PageTransition page_transition,
bool has_user_gesture) {
// The AwURLRequestJobFactory implementation should ensure this method never
// gets called.
NOTREACHED();
return false;
}
void AwContentBrowserClient::RegisterOutOfProcessServices(
OutOfProcessServiceMap* services) {
(*services)[heap_profiling::mojom::kServiceName] =
base::BindRepeating(&base::ASCIIToUTF16, "Heap Profiling Service");
}
// static
void AwContentBrowserClient::DisableCreatingTaskScheduler() {
g_should_create_task_scheduler = false;
}
} // namespace android_webview