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// Copyright 2015 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 "components/navigation_interception/intercept_navigation_throttle.h"
#include "components/navigation_interception/navigation_params.h"
#include "content/public/browser/browser_thread.h"
#include "content/public/browser/navigation_handle.h"
namespace navigation_interception {
InterceptNavigationThrottle::InterceptNavigationThrottle(
content::NavigationHandle* navigation_handle,
CheckCallback should_ignore_callback)
: content::NavigationThrottle(navigation_handle),
should_ignore_callback_(should_ignore_callback) {}
InterceptNavigationThrottle::~InterceptNavigationThrottle() {}
content::NavigationThrottle::ThrottleCheckResult
InterceptNavigationThrottle::WillStartRequest() {
DCHECK_CURRENTLY_ON(content::BrowserThread::UI);
return CheckIfShouldIgnoreNavigation(false);
}
content::NavigationThrottle::ThrottleCheckResult
InterceptNavigationThrottle::WillRedirectRequest() {
DCHECK_CURRENTLY_ON(content::BrowserThread::UI);
return CheckIfShouldIgnoreNavigation(true);
}
content::NavigationThrottle::ThrottleCheckResult
InterceptNavigationThrottle::CheckIfShouldIgnoreNavigation(bool is_redirect) {
DCHECK_CURRENTLY_ON(content::BrowserThread::UI);
NavigationParams navigation_params(
navigation_handle()->GetURL(), navigation_handle()->GetReferrer(),
navigation_handle()->HasUserGesture(), navigation_handle()->IsPost(),
navigation_handle()->GetPageTransition(), is_redirect,
navigation_handle()->IsExternalProtocol(), true);
bool should_ignore_navigation = should_ignore_callback_.Run(
navigation_handle()->GetWebContents(), navigation_params);
return should_ignore_navigation
? content::NavigationThrottle::CANCEL_AND_IGNORE
: content::NavigationThrottle::PROCEED;
}
} // namespace navigation_interception
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