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// Copyright 2017 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef COMPONENTS_SECURITY_INTERSTITIALS_CONTENT_SSL_ERROR_NAVIGATION_THROTTLE_H_
#define COMPONENTS_SECURITY_INTERSTITIALS_CONTENT_SSL_ERROR_NAVIGATION_THROTTLE_H_
#include <memory>
#include "base/memory/weak_ptr.h"
#include "content/public/browser/certificate_request_result_type.h"
#include "content/public/browser/navigation_throttle.h"
#include "net/ssl/ssl_info.h"
class GURL;
namespace content {
class NavigationHandle;
class NavigationThrottleRegistry;
class WebContents;
} // namespace content
namespace security_interstitials {
class SecurityInterstitialPage;
} // namespace security_interstitials
// SSLErrorNavigationThrottle watches for failed navigations that should be
// displayed as SSL interstitial pages. More specifically,
// SSLErrorNavigationThrottle::WillFailRequest() will defer any navigations that
// failed due to a certificate error. After calculating which interstitial to
// show, it will cancel the navigation with the interstitial's custom error page
// HTML.
class SSLErrorNavigationThrottle : public content::NavigationThrottle {
public:
typedef base::OnceCallback<void(
content::WebContents* web_contents,
int cert_error,
const net::SSLInfo& ssl_info,
const GURL& request_url,
base::OnceCallback<void(
std::unique_ptr<security_interstitials::SecurityInterstitialPage>)>
blocking_page_ready_callback)>
HandleSSLErrorCallback;
// Returns whether |web_contents| is in the context of a hosted app, as the
// logic of when to display interstitials for SSL errors is specialized for
// hosted apps. This is exposed as a callback because although the WebContents
// is known at the time of creating SSLErrorNavigationThrottle, it may not
// have been inserted into a browser by the time the navigation begins. See
// browser_navigator.cc.
typedef base::OnceCallback<bool(content::WebContents* web_contents)>
IsInHostedAppCallback;
typedef base::OnceCallback<bool(content::NavigationHandle* handle)>
ShouldIgnoreInterstitialBecauseNavigationDefaultedToHttpsCallback;
SSLErrorNavigationThrottle(
content::NavigationThrottleRegistry& registry,
HandleSSLErrorCallback handle_ssl_error_callback,
IsInHostedAppCallback is_in_hosted_app_callback,
ShouldIgnoreInterstitialBecauseNavigationDefaultedToHttpsCallback
should_ignore_interstitial_because_navigation_defaulted_to_https_callback);
~SSLErrorNavigationThrottle() override;
// content::NavigationThrottle:
ThrottleCheckResult WillFailRequest() override;
ThrottleCheckResult WillProcessResponse() override;
const char* GetNameForLogging() override;
private:
void QueueShowInterstitial(HandleSSLErrorCallback handle_ssl_error_callback,
content::WebContents* web_contents,
int net_error,
int cert_status,
const net::SSLInfo& ssl_info,
const GURL& request_url);
void ShowInterstitial(
int net_error,
std::unique_ptr<security_interstitials::SecurityInterstitialPage>
blocking_page);
HandleSSLErrorCallback handle_ssl_error_callback_;
IsInHostedAppCallback is_in_hosted_app_callback_;
ShouldIgnoreInterstitialBecauseNavigationDefaultedToHttpsCallback
should_ignore_interstitial_because_navigation_defaulted_to_https_callback_;
base::WeakPtrFactory<SSLErrorNavigationThrottle> weak_ptr_factory_{this};
};
#endif // COMPONENTS_SECURITY_INTERSTITIALS_CONTENT_SSL_ERROR_NAVIGATION_THROTTLE_H_
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