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cef/libcef/browser/net/chrome_scheme_handler.cc

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// Copyright (c) 2012 The Chromium Embedded Framework Authors.
// Portions 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/net/chrome_scheme_handler.h"
#include <algorithm>
#include <map>
#include <string>
#include <utility>
#include "include/cef_version.h"
#include "include/cef_web_plugin.h"
#include "libcef/browser/extensions/chrome_api_registration.h"
#include "libcef/browser/frame_host_impl.h"
#include "libcef/browser/net/internal_scheme_handler.h"
#include "libcef/browser/net/url_request_manager.h"
#include "libcef/browser/thread_util.h"
#include "libcef/common/content_client.h"
#include "base/command_line.h"
#include "base/files/file_util.h"
#include "base/lazy_instance.h"
#include "base/logging.h"
#include "base/memory/ptr_util.h"
#include "base/path_service.h"
#include "base/strings/string_util.h"
#include "base/strings/stringprintf.h"
#include "base/strings/utf_string_conversions.h"
#include "base/values.h"
#include "cef/grit/cef_resources.h"
#include "chrome/browser/browser_about_handler.h"
#include "chrome/browser/ui/webui/chrome_web_ui_controller_factory.h"
#include "chrome/common/url_constants.h"
#include "content/browser/frame_host/debug_urls.h"
#include "content/browser/webui/content_web_ui_controller_factory.h"
#include "content/public/browser/browser_url_handler.h"
#include "content/public/common/url_constants.h"
#include "content/public/common/url_utils.h"
#include "content/public/common/user_agent.h"
#include "ipc/ipc_channel.h"
#include "net/url_request/url_request.h"
#include "v8/include/v8.h"
using extensions::api::cef::kSupportedAPIs;
namespace scheme {
const char kChromeURL[] = "chrome://";
namespace {
const char kChromeUIExtensionsSupportHost[] = "extensions-support";
const char kChromeUILicenseHost[] = "license";
const char kChromeUIWebUIHostsHost[] = "webui-hosts";
// Chrome hosts implemented by WebUI.
// Some WebUI handlers have Chrome dependencies that may fail in CEF without
// additional changes. Do not add new hosts to this list without also manually
// testing all related functionality in CEF.
const char* kAllowedWebUIHosts[] = {
content::kChromeUIAppCacheInternalsHost,
content::kChromeUIAccessibilityHost,
content::kChromeUIBlobInternalsHost,
chrome::kChromeUICreditsHost,
content::kChromeUIGpuHost,
content::kChromeUIHistogramHost,
content::kChromeUIIndexedDBInternalsHost,
content::kChromeUIMediaInternalsHost,
chrome::kChromeUINetExportHost,
chrome::kChromeUINetInternalsHost,
content::kChromeUINetworkErrorHost,
content::kChromeUINetworkErrorsListingHost,
content::kChromeUINetworkViewCacheHost,
content::kChromeUIResourcesHost,
content::kChromeUIServiceWorkerInternalsHost,
chrome::kChromeUISystemInfoHost,
content::kChromeUITracingHost,
content::kChromeUIWebRTCInternalsHost,
};
// Hosts that don't have useful output when linked directly. They'll be excluded
// from the "chrome://webui-hosts" listing.
const char* kUnlistedHosts[] = {
content::kChromeUINetworkErrorHost, content::kChromeUIResourcesHost,
};
enum ChromeHostId {
CHROME_UNKNOWN = 0,
CHROME_EXTENSIONS_SUPPORT,
CHROME_LICENSE,
CHROME_VERSION,
CHROME_WEBUI_HOSTS,
};
// Chrome hosts implemented by CEF.
const struct {
const char* host;
ChromeHostId host_id;
} kAllowedCefHosts[] = {
{kChromeUIExtensionsSupportHost, CHROME_EXTENSIONS_SUPPORT},
{kChromeUILicenseHost, CHROME_LICENSE},
{chrome::kChromeUIVersionHost, CHROME_VERSION},
{kChromeUIWebUIHostsHost, CHROME_WEBUI_HOSTS},
};
ChromeHostId GetChromeHostId(const std::string& host) {
for (size_t i = 0; i < sizeof(kAllowedCefHosts) / sizeof(kAllowedCefHosts[0]);
++i) {
if (base::EqualsCaseInsensitiveASCII(kAllowedCefHosts[i].host,
host.c_str())) {
return kAllowedCefHosts[i].host_id;
}
}
return CHROME_UNKNOWN;
}
// Returns CEF and WebUI hosts. Does not include chrome debug hosts (for
// crashing, etc).
void GetAllowedHosts(std::vector<std::string>* hosts) {
// Hosts implemented by CEF.
for (size_t i = 0; i < sizeof(kAllowedCefHosts) / sizeof(kAllowedCefHosts[0]);
++i) {
hosts->push_back(kAllowedCefHosts[i].host);
}
// Explicitly whitelisted WebUI hosts.
for (size_t i = 0;
i < sizeof(kAllowedWebUIHosts) / sizeof(kAllowedWebUIHosts[0]); ++i) {
hosts->push_back(kAllowedWebUIHosts[i]);
}
}
// Returns true if a host should not be listed on "chrome://webui-hosts".
bool IsUnlistedHost(const std::string& host) {
for (size_t i = 0; i < sizeof(kUnlistedHosts) / sizeof(kUnlistedHosts[0]);
++i) {
if (host == kUnlistedHosts[i])
return true;
}
return false;
}
// Returns true if a host is WebUI and should be allowed to load.
bool IsAllowedWebUIHost(const std::string& host) {
// Explicitly whitelisted WebUI hosts.
for (size_t i = 0;
i < sizeof(kAllowedWebUIHosts) / sizeof(kAllowedWebUIHosts[0]); ++i) {
if (base::EqualsCaseInsensitiveASCII(kAllowedWebUIHosts[i], host.c_str())) {
return true;
}
}
return false;
}
// Additional debug URLs that are not included in chrome::kChromeDebugURLs.
const char* kAllowedDebugURLs[] = {
content::kChromeUIBrowserCrashURL,
};
// Returns true for debug URLs that receive special handling (for crashes, etc).
bool IsDebugURL(const GURL& url) {
// URLs handled by the renderer process in
// content/renderer/render_frame_impl.cc MaybeHandleDebugURL().
if (content::IsRendererDebugURL(url))
return true;
// Also include URLs handled by the browser process in
// content/browser/frame_host/debug_urls.cc HandleDebugURL().
for (size_t i = 0; i < chrome::kNumberOfChromeDebugURLs; ++i) {
GURL host(chrome::kChromeDebugURLs[i]);
if (url.GetOrigin() == host.GetOrigin())
return true;
}
for (size_t i = 0;
i < sizeof(kAllowedDebugURLs) / sizeof(kAllowedDebugURLs[0]); ++i) {
GURL host(kAllowedDebugURLs[i]);
if (url.GetOrigin() == host.GetOrigin())
return true;
}
return false;
}
void GetDebugURLs(std::vector<std::string>* urls) {
for (size_t i = 0; i < chrome::kNumberOfChromeDebugURLs; ++i) {
urls->push_back(chrome::kChromeDebugURLs[i]);
}
for (size_t i = 0;
i < sizeof(kAllowedDebugURLs) / sizeof(kAllowedDebugURLs[0]); ++i) {
urls->push_back(kAllowedDebugURLs[i]);
}
}
// Intercepts all WebUI calls and either blocks them or forwards them to the
// Content or Chrome WebUI factory as appropriate.
class CefWebUIControllerFactory : public content::WebUIControllerFactory {
public:
// Returns true if WebUI is allowed to handle the specified |url|.
static bool AllowWebUIForURL(const GURL& url) {
if (!url.SchemeIs(content::kChromeUIScheme))
return false;
if (IsAllowedWebUIHost(url.host()))
return true;
return false;
}
content::WebUIController* CreateWebUIControllerForURL(
content::WebUI* web_ui,
const GURL& url) const override {
content::WebUIController* controller = nullptr;
if (!AllowWebUIForURL(url))
return controller;
controller = content::ContentWebUIControllerFactory::GetInstance()
->CreateWebUIControllerForURL(web_ui, url);
if (controller != nullptr)
return controller;
controller = ChromeWebUIControllerFactory::GetInstance()
->CreateWebUIControllerForURL(web_ui, url);
if (controller != nullptr)
return controller;
return nullptr;
}
content::WebUI::TypeID GetWebUIType(content::BrowserContext* browser_context,
const GURL& url) const override {
content::WebUI::TypeID type = content::WebUI::kNoWebUI;
if (!AllowWebUIForURL(url))
return type;
type = content::ContentWebUIControllerFactory::GetInstance()->GetWebUIType(
browser_context, url);
if (type != content::WebUI::kNoWebUI)
return type;
type = ChromeWebUIControllerFactory::GetInstance()->GetWebUIType(
browser_context, url);
if (type != content::WebUI::kNoWebUI)
return type;
return content::WebUI::kNoWebUI;
}
bool UseWebUIForURL(content::BrowserContext* browser_context,
const GURL& url) const override {
if (!AllowWebUIForURL(url))
return false;
if (content::ContentWebUIControllerFactory::GetInstance()->UseWebUIForURL(
browser_context, url) ||
ChromeWebUIControllerFactory::GetInstance()->UseWebUIForURL(
browser_context, url)) {
return true;
}
return false;
}
bool UseWebUIBindingsForURL(content::BrowserContext* browser_context,
const GURL& url) const override {
if (!AllowWebUIForURL(url))
return false;
if (content::ContentWebUIControllerFactory::GetInstance()
->UseWebUIBindingsForURL(browser_context, url) ||
ChromeWebUIControllerFactory::GetInstance()->UseWebUIBindingsForURL(
browser_context, url)) {
return true;
}
return false;
}
static void BrowserURLHandlerCreated(content::BrowserURLHandler* handler) {
// about: handler. Must come before chrome: handler, since it will
// rewrite about: urls to chrome: URLs and then expect chrome: to
// actually handle them. Also relies on a preliminary fixup phase.
handler->SetFixupHandler(&FixupBrowserAboutURL);
handler->AddHandlerPair(&WillHandleBrowserAboutURL,
content::BrowserURLHandler::null_handler());
// chrome: & friends.
handler->AddHandlerPair(&HandleWebUI, &HandleWebUIReverse);
}
static CefWebUIControllerFactory* GetInstance();
protected:
CefWebUIControllerFactory() {}
~CefWebUIControllerFactory() override {}
private:
friend struct base::LazyInstanceTraitsBase<CefWebUIControllerFactory>;
// From chrome/browser/chrome_content_browser_client.cc
// Returns a copy of the given url with its host set to given host and path
// set to given path. Other parts of the url will be the same.
static GURL ReplaceURLHostAndPath(const GURL& url,
const std::string& host,
const std::string& path) {
url::Replacements<char> replacements;
replacements.SetHost(host.c_str(), url::Component(0, host.length()));
replacements.SetPath(path.c_str(), url::Component(0, path.length()));
return url.ReplaceComponents(replacements);
}
// Maps "foo://bar/baz/" to "foo://chrome/bar/baz/".
static GURL AddUberHost(const GURL& url) {
const std::string uber_host = chrome::kChromeUIUberHost;
std::string new_path;
url.host_piece().AppendToString(&new_path);
url.path_piece().AppendToString(&new_path);
return ReplaceURLHostAndPath(url, uber_host, new_path);
}
// If url->host() is "chrome" and url->path() has characters other than the
// first slash, changes the url from "foo://chrome/bar/" to "foo://bar/" and
// returns true. Otherwise returns false.
static bool RemoveUberHost(GURL* url) {
if (url->host() != chrome::kChromeUIUberHost)
return false;
if (url->path().empty() || url->path() == "/")
return false;
const std::string old_path = url->path();
const std::string::size_type separator = old_path.find('/', 1);
std::string new_host;
std::string new_path;
if (separator == std::string::npos) {
new_host = old_path.substr(1);
} else {
new_host = old_path.substr(1, separator - 1);
new_path = old_path.substr(separator);
}
// Do not allow URLs with paths empty before the first slash since we can't
// have an empty host. (e.g "foo://chrome//")
if (new_host.empty())
return false;
*url = ReplaceURLHostAndPath(*url, new_host, new_path);
DCHECK(url->is_valid());
return true;
}
// Handles rewriting Web UI URLs.
static bool HandleWebUI(GURL* url, content::BrowserContext* browser_context) {
// Do not handle special URLs such as "about:foo"
if (!url->host().empty()) {
const GURL chrome_url = AddUberHost(*url);
// Handle valid "chrome://chrome/foo" URLs so the reverse handler will
// be called.
if (GetInstance()->UseWebUIForURL(browser_context, chrome_url))
return true;
}
if (!GetInstance()->UseWebUIForURL(browser_context, *url))
return false;
return true;
}
// Reverse URL handler for Web UI. Maps "chrome://chrome/foo/" to
// "chrome://foo/".
static bool HandleWebUIReverse(GURL* url,
content::BrowserContext* browser_context) {
if (!url->is_valid() || !url->SchemeIs(content::kChromeUIScheme))
return false;
return RemoveUberHost(url);
}
DISALLOW_COPY_AND_ASSIGN(CefWebUIControllerFactory);
};
base::LazyInstance<CefWebUIControllerFactory>::Leaky
g_web_ui_controller_factory = LAZY_INSTANCE_INITIALIZER;
// static
CefWebUIControllerFactory* CefWebUIControllerFactory::GetInstance() {
return &g_web_ui_controller_factory.Get();
}
std::string GetOSType() {
#if defined(OS_WIN)
return "Windows";
#elif defined(OS_MACOSX)
return "Mac OS X";
#elif defined(OS_CHROMEOS)
return "Chromium OS";
#elif defined(OS_ANDROID)
return "Android";
#elif defined(OS_LINUX)
return "Linux";
#elif defined(OS_FREEBSD)
return "FreeBSD";
#elif defined(OS_OPENBSD)
return "OpenBSD";
#elif defined(OS_SOLARIS)
return "Solaris";
#else
return "Unknown";
#endif
}
std::string GetCommandLine() {
#if defined(OS_WIN)
return base::WideToUTF8(
base::CommandLine::ForCurrentProcess()->GetCommandLineString());
#elif defined(OS_POSIX)
std::string command_line = "";
typedef std::vector<std::string> ArgvList;
const ArgvList& argv = base::CommandLine::ForCurrentProcess()->argv();
for (ArgvList::const_iterator iter = argv.begin(); iter != argv.end(); iter++)
command_line += " " + *iter;
// TODO(viettrungluu): |command_line| could really have any encoding, whereas
// below we assumes it's UTF-8.
return command_line;
#endif
}
std::string GetModulePath() {
base::FilePath path;
if (PathService::Get(base::FILE_MODULE, &path))
return CefString(path.value());
return std::string();
}
class TemplateParser {
public:
TemplateParser() : ident_start_("$$"), ident_end_("$$") {}
TemplateParser(const std::string& ident_start, const std::string& ident_end)
: ident_start_(ident_start), ident_end_(ident_end) {}
void Add(const std::string& key, const std::string& value) {
values_.insert(std::make_pair(key, value));
}
void Parse(std::string* tmpl) {
int start_pos, end_pos = 0;
int ident_start_len = ident_start_.length();
int ident_end_len = ident_end_.length();
while (true) {
start_pos = tmpl->find(ident_start_, end_pos);
if (start_pos >= 0) {
end_pos = tmpl->find(ident_end_, start_pos + ident_start_len);
if (end_pos >= 0) {
// Found an identifier. Check if a substitution exists.
std::string key = tmpl->substr(start_pos + ident_start_len,
end_pos - start_pos - ident_start_len);
KeyMap::const_iterator it = values_.find(key);
if (it != values_.end()) {
// Peform the substitution.
tmpl->replace(start_pos, end_pos + ident_end_len - start_pos,
it->second);
end_pos = start_pos + it->second.length();
} else {
// Leave the unknown identifier in place.
end_pos += ident_end_len;
}
if (end_pos >= static_cast<int>(tmpl->length()) - ident_start_len -
ident_end_len) {
// Not enough room remaining for more identifiers.
break;
}
} else {
// No end identifier found.
break;
}
} else {
// No start identifier found.
break;
}
}
}
private:
typedef std::map<std::string, std::string> KeyMap;
KeyMap values_;
std::string ident_start_;
std::string ident_end_;
};
class Delegate : public InternalHandlerDelegate {
public:
Delegate() {}
bool OnRequest(CefRefPtr<CefBrowser> browser,
CefRefPtr<CefRequest> request,
Action* action) override {
GURL url = GURL(request->GetURL().ToString());
std::string path = url.path();
if (path.length() > 0)
path = path.substr(1);
bool handled = false;
ChromeHostId host_id = GetChromeHostId(url.host());
switch (host_id) {
case CHROME_EXTENSIONS_SUPPORT:
handled = OnExtensionsSupport(action);
break;
case CHROME_LICENSE:
handled = OnLicense(action);
break;
case CHROME_VERSION:
handled = OnVersion(browser, action);
break;
case CHROME_WEBUI_HOSTS:
handled = OnWebUIHosts(action);
break;
default:
break;
}
if (!handled && host_id != CHROME_VERSION) {
LOG(INFO) << "Reguest for unknown chrome resource: "
<< url.spec().c_str();
action->redirect_url =
GURL(std::string(kChromeURL) + chrome::kChromeUIVersionHost);
return true;
}
return handled;
}
bool OnExtensionsSupport(Action* action) {
static const char kDevURL[] = "https://developer.chrome.com/extensions/";
std::string html =
"<html>\n<head><title>Extensions Support</title></head>\n"
"<body bgcolor=\"white\"><h3>Supported Chrome Extensions "
"APIs</h3>\nFollow <a "
"href=\"https://bitbucket.org/chromiumembedded/cef/issues/1947\" "
"target=\"new\">issue #1947</a> for development progress.\n<ul>\n";
bool has_top_level_name = false;
for (size_t i = 0; kSupportedAPIs[i] != nullptr; ++i) {
const std::string& api_name = kSupportedAPIs[i];
if (api_name.find("Private") != std::string::npos) {
// Don't list private APIs.
continue;
}
const size_t dot_pos = api_name.find('.');
if (dot_pos == std::string::npos) {
if (has_top_level_name) {
// End the previous top-level API entry.
html += "</ul></li>\n";
} else {
has_top_level_name = true;
}
// Start a new top-level API entry.
html += "<li><a href=\"" + std::string(kDevURL) + api_name +
"\" target=\"new\">" + api_name + "</a><ul>\n";
} else {
// Function name.
const std::string& group_name = api_name.substr(0, dot_pos);
const std::string& function_name = api_name.substr(dot_pos + 1);
html += "\t<li><a href=\"" + std::string(kDevURL) + group_name +
"#method-" + function_name + "\" target=\"new\">" + api_name +
"</a></li>\n";
}
}
if (has_top_level_name) {
// End the last top-level API entry.
html += "</ul></li>\n";
}
html += "</ul>\n</body>\n</html>";
action->mime_type = "text/html";
action->stream = CefStreamReader::CreateForData(
const_cast<char*>(html.c_str()), html.length());
action->stream_size = html.length();
return true;
}
bool OnLicense(Action* action) {
base::StringPiece piece = CefContentClient::Get()->GetDataResource(
IDR_CEF_LICENSE_TXT, ui::SCALE_FACTOR_NONE);
if (piece.empty()) {
NOTREACHED() << "Failed to load license txt resource.";
return false;
}
std::string html = "<html><head><title>License</title></head><body><pre>" +
piece.as_string() + "</pre></body></html>";
action->mime_type = "text/html";
action->stream = CefStreamReader::CreateForData(
const_cast<char*>(html.c_str()), html.length());
action->stream_size = html.length();
return true;
}
bool OnVersion(CefRefPtr<CefBrowser> browser, Action* action) {
base::StringPiece piece = CefContentClient::Get()->GetDataResource(
IDR_CEF_VERSION_HTML, ui::SCALE_FACTOR_NONE);
if (piece.empty()) {
NOTREACHED() << "Failed to load version html resource.";
return false;
}
TemplateParser parser;
parser.Add("YEAR", MAKE_STRING(COPYRIGHT_YEAR));
parser.Add("CEF", CEF_VERSION);
parser.Add("CHROMIUM",
base::StringPrintf("%d.%d.%d.%d", CHROME_VERSION_MAJOR,
CHROME_VERSION_MINOR, CHROME_VERSION_BUILD,
CHROME_VERSION_PATCH));
parser.Add("OS", GetOSType());
parser.Add("WEBKIT", content::GetWebKitVersion());
parser.Add("JAVASCRIPT", v8::V8::GetVersion());
parser.Add("FLASH", std::string()); // Value populated asynchronously.
parser.Add("USERAGENT", CefContentClient::Get()->GetUserAgent());
parser.Add("COMMANDLINE", GetCommandLine());
parser.Add("MODULEPATH", GetModulePath());
parser.Add("CACHEPATH",
browser.get()
? browser->GetHost()->GetRequestContext()->GetCachePath()
: "");
std::string tmpl = piece.as_string();
parser.Parse(&tmpl);
action->mime_type = "text/html";
action->stream = CefStreamReader::CreateForData(
const_cast<char*>(tmpl.c_str()), tmpl.length());
action->stream_size = tmpl.length();
return true;
}
bool OnWebUIHosts(Action* action) {
std::string html =
"<html>\n<head><title>WebUI Hosts</title></head>\n"
"<body bgcolor=\"white\"><h3>WebUI Hosts</h3>\n<ul>\n";
std::vector<std::string> list;
GetAllowedHosts(&list);
std::sort(list.begin(), list.end());
for (size_t i = 0U; i < list.size(); ++i) {
if (IsUnlistedHost(list[i]))
continue;
html += "<li><a href=\"chrome://" + list[i] + "\">chrome://" + list[i] +
"</a></li>\n";
}
list.clear();
GetDebugURLs(&list);
std::sort(list.begin(), list.end());
html +=
"</ul>\n<h3>For Debug</h3>\n"
"<p>The following pages are for debugging purposes only. Because they "
"crash or hang the renderer, they're not linked directly; you can type "
"them into the address bar if you need them.</p>\n<ul>\n";
for (size_t i = 0U; i < list.size(); ++i) {
html += "<li>" + std::string(list[i]) + "</li>\n";
}
html += "</ul>\n";
html += "</body>\n</html>";
action->mime_type = "text/html";
action->stream = CefStreamReader::CreateForData(
const_cast<char*>(html.c_str()), html.length());
action->stream_size = html.length();
return true;
}
};
void DidFinishChromeVersionLoad(CefRefPtr<CefFrame> frame) {
// Retieve Flash version information and update asynchronously.
class Visitor : public CefWebPluginInfoVisitor {
public:
Visitor(CefRefPtr<CefFrame> frame) : frame_(frame) {}
bool Visit(CefRefPtr<CefWebPluginInfo> info,
int count,
int total) override {
std::string name = info->GetName();
if (name == "Shockwave Flash") {
if (frame_->IsValid()) {
std::string version = info->GetVersion();
frame_->ExecuteJavaScript(
"document.getElementById('flash').innerText = '" + version + "';",
std::string(), 0);
}
return false;
}
return true;
}
private:
CefRefPtr<CefFrame> frame_;
IMPLEMENT_REFCOUNTING(Visitor);
};
CefVisitWebPluginInfo(new Visitor(frame));
}
// Wrapper for a ChromeProtocolHandler instance from
// content/browser/webui/url_data_manager_backend.cc.
class ChromeProtocolHandlerWrapper
: public net::URLRequestJobFactory::ProtocolHandler {
public:
ChromeProtocolHandlerWrapper(
CefURLRequestManager* request_manager,
std::unique_ptr<net::URLRequestJobFactory::ProtocolHandler>
chrome_protocol_handler)
: request_manager_(request_manager),
chrome_protocol_handler_(std::move(chrome_protocol_handler)) {
DCHECK(request_manager_);
}
net::URLRequestJob* MaybeCreateJob(
net::URLRequest* request,
net::NetworkDelegate* network_delegate) const override {
// Don't handle debug URLs.
if (IsDebugURL(request->url()))
return nullptr;
// Only allow WebUI to handle chrome:// URLs whitelisted by CEF.
if (CefWebUIControllerFactory::AllowWebUIForURL(request->url())) {
return chrome_protocol_handler_->MaybeCreateJob(request,
network_delegate);
}
// Use the protocol handler registered with CEF.
return request_manager_->GetRequestJob(request, network_delegate);
}
private:
CefURLRequestManager* request_manager_;
std::unique_ptr<net::URLRequestJobFactory::ProtocolHandler>
chrome_protocol_handler_;
};
} // namespace
void RegisterChromeHandler(CefURLRequestManager* request_manager) {
request_manager->AddFactory(
content::kChromeUIScheme, std::string(),
CreateInternalHandlerFactory(base::WrapUnique(new Delegate())));
}
void RegisterWebUIControllerFactory() {
// Channel all WebUI handling through CefWebUIControllerFactory.
content::WebUIControllerFactory::UnregisterFactoryForTesting(
content::ContentWebUIControllerFactory::GetInstance());
content::WebUIControllerFactory::RegisterFactory(
CefWebUIControllerFactory::GetInstance());
}
void BrowserURLHandlerCreated(content::BrowserURLHandler* handler) {
CefWebUIControllerFactory::BrowserURLHandlerCreated(handler);
}
void DidFinishChromeLoad(CefRefPtr<CefFrame> frame, const GURL& validated_url) {
ChromeHostId host_id = GetChromeHostId(validated_url.host());
switch (host_id) {
case CHROME_VERSION:
DidFinishChromeVersionLoad(frame);
default:
break;
}
}
std::unique_ptr<net::URLRequestJobFactory::ProtocolHandler>
WrapChromeProtocolHandler(
CefURLRequestManager* request_manager,
std::unique_ptr<net::URLRequestJobFactory::ProtocolHandler>
chrome_protocol_handler) {
std::unique_ptr<net::URLRequestJobFactory::ProtocolHandler> ret(
new ChromeProtocolHandlerWrapper(request_manager,
std::move(chrome_protocol_handler)));
return ret;
}
} // namespace scheme
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