ios/components/security_interstitials/lookalikes/lookalike_url_blocking_page.h

// Copyright 2020 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef IOS_COMPONENTS_SECURITY_INTERSTITIALS_LOOKALIKES_LOOKALIKE_URL_BLOCKING_PAGE_H_
#define IOS_COMPONENTS_SECURITY_INTERSTITIALS_LOOKALIKES_LOOKALIKE_URL_BLOCKING_PAGE_H_

#include "components/lookalikes/core/lookalike_url_util.h"
#include "ios/components/security_interstitials/ios_security_interstitial_page.h"
#include "ios/components/security_interstitials/lookalikes/lookalike_url_controller_client.h"
#include "services/metrics/public/cpp/ukm_source_id.h"

class GURL;

// This class is responsible for showing/hiding the interstitial page that is
// shown on a lookalike URL.
class LookalikeUrlBlockingPage
    : public security_interstitials::IOSSecurityInterstitialPage {
 public:
  LookalikeUrlBlockingPage(const LookalikeUrlBlockingPage&) = delete;
  LookalikeUrlBlockingPage& operator=(const LookalikeUrlBlockingPage&) = delete;

  ~LookalikeUrlBlockingPage() override;

  // Creates a lookalike URL blocking page.
  LookalikeUrlBlockingPage(
      web::WebState* web_state,
      const GURL& safe_url,
      const GURL& request_url,
      ukm::SourceId source_id,
      lookalikes::LookalikeUrlMatchType match_type,
      std::unique_ptr<LookalikeUrlControllerClient> client);

 protected:
  // SecurityInterstitialPage implementation:
  bool ShouldCreateNewNavigation() const override;
  void PopulateInterstitialStrings(
      base::Value::Dict& load_time_data) const override;
  bool ShouldDisplayURL() const override;

 private:
  void HandleCommand(
      security_interstitials::SecurityInterstitialCommand command) override;

  web::WebState* web_state_ = nullptr;
  std::unique_ptr<LookalikeUrlControllerClient> controller_;
  // The URL suggested to the user as the safe URL. Can be empty, in which case
  // the default action on the interstitial is to go back or close the tab.
  const GURL safe_url_;
  ukm::SourceId source_id_;
  lookalikes::LookalikeUrlMatchType match_type_;
};

#endif  // IOS_COMPONENTS_SECURITY_INTERSTITIALS_LOOKALIKES_LOOKALIKE_URL_BLOCKING_PAGE_H_