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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 CONTENT_BROWSER_RENDERER_HOST_MIXED_CONTENT_NAVIGATION_THROTTLE_H_
#define CONTENT_BROWSER_RENDERER_HOST_MIXED_CONTENT_NAVIGATION_THROTTLE_H_
#include <set>
#include "base/gtest_prod_util.h"
#include "content/browser/renderer_host/mixed_content_checker.h"
#include "content/common/content_export.h"
#include "content/public/browser/navigation_handle.h"
#include "content/public/browser/navigation_throttle.h"
namespace content {
// Responsible for browser-process-side mixed content security checks. It checks
// only for frame-level resource loads (aka navigation loads). Sub-resources
// fetches are checked in the renderer process by `blink::MixedContentChecker`.
// Changes to this class might need to be reflected on its renderer counterpart.
//
// This class handles frame-level resource loads that have certificate errors as
// well as mixed content. (Resources with certificate errors can be seen as a
// type of mixed content.) This can happen when a user has previously bypassed a
// certificate error for the same host as the resource.
//
// Current mixed content W3C draft that drives this implementation:
// https://w3c.github.io/webappsec-mixed-content/
class MixedContentNavigationThrottle : public NavigationThrottle {
public:
static std::unique_ptr<NavigationThrottle> CreateThrottleForNavigation(
NavigationHandle* navigation_handle);
MixedContentNavigationThrottle(NavigationHandle* navigation_handle);
MixedContentNavigationThrottle(const MixedContentNavigationThrottle&) =
delete;
MixedContentNavigationThrottle& operator=(
const MixedContentNavigationThrottle&) = delete;
~MixedContentNavigationThrottle() override;
// NavigationThrottle overrides.
ThrottleCheckResult WillStartRequest() override;
ThrottleCheckResult WillRedirectRequest() override;
ThrottleCheckResult WillProcessResponse() override;
const char* GetNameForLogging() override;
private:
// Checks if the request has a certificate error that should adjust the page's
// security UI, and does so if applicable.
void MaybeHandleCertificateError();
// Checks whether to block navigation loads and reports to renderer.
MixedContentChecker checker_;
};
} // namespace content
#endif // CONTENT_BROWSER_RENDERER_HOST_MIXED_CONTENT_NAVIGATION_THROTTLE_H_
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