Upstream iOS SSL blocking page.

ios/chrome/browser/ssl/ios_ssl_blocking_page.h

+// Copyright 2016 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.
+
+#ifndef IOS_CHROME_BROWSER_SSL_IOS_SSL_BLOCKING_PAGE_H_
+#define IOS_CHROME_BROWSER_SSL_IOS_SSL_BLOCKING_PAGE_H_
+
+#include <string>
+#include <vector>
+
+#include "base/callback.h"
+#include "base/macros.h"
+#include "base/time/time.h"
+#include "components/certificate_reporting/error_report.h"
+#include "ios/chrome/browser/interstitials/ios_security_interstitial_page.h"
+#include "net/ssl/ssl_info.h"
+
+class IOSChromeControllerClient;
+class GURL;
+
+namespace ios {
+class ChromeBrowserState;
+}
+
+namespace security_interstitials {
+class SSLErrorUI;
+}
+
+// This class is responsible for showing/hiding the interstitial page that is
+// shown when a certificate error happens.
+// It deletes itself when the interstitial page is closed.
+class IOSSSLBlockingPage : public IOSSecurityInterstitialPage {
+ public:
+  ~IOSSSLBlockingPage() override;
+
+  // Creates an SSL blocking page. If the blocking page isn't shown, the caller
+  // is responsible for cleaning up the blocking page, otherwise the
+  // interstitial takes ownership when shown. |options_mask| must be a bitwise
+  // mask of SSLErrorUI::SSLErrorOptionsMask values.
+  IOSSSLBlockingPage(web::WebState* web_state,
+                     int cert_error,
+                     const net::SSLInfo& ssl_info,
+                     const GURL& request_url,
+                     int options_mask,
+                     const base::Time& time_triggered,
+                     const base::Callback<void(bool)>& callback);
+
+ protected:
+  // InterstitialPageDelegate implementation.
+  void CommandReceived(const std::string& command) override;
+  void OnProceed() override;
+  void OnDontProceed() override;
+
+  // SecurityInterstitialPage implementation:
+  bool ShouldCreateNewNavigation() const override;
+  void PopulateInterstitialStrings(
+      base::DictionaryValue* load_time_data) const override;
+  void AfterShow() override;
+
+ private:
+  void NotifyDenyCertificate();
+
+  // Returns true if |options_mask| refers to a soft-overridable SSL error.
+  static bool IsOverridable(int options_mask);
+
+  base::Callback<void(bool)> callback_;
+  const net::SSLInfo ssl_info_;
+  const bool overridable_;  // The UI allows the user to override the error.
+
+  // The user previously allowed a bad certificate, but the decision has now
+  // expired.
+  const bool expired_but_previously_allowed_;
+
+  scoped_ptr<IOSChromeControllerClient> controller_;
+  scoped_ptr<security_interstitials::SSLErrorUI> ssl_error_ui_;
+
+  DISALLOW_COPY_AND_ASSIGN(IOSSSLBlockingPage);
+};
+
+#endif  // IOS_CHROME_BROWSER_SSL_IOS_SSL_BLOCKING_PAGE_H_