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// 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 COMPONENTS_PASSWORD_MANAGER_CORE_BROWSER_PASSWORD_REUSE_DETECTION_MANAGER_H_
#define COMPONENTS_PASSWORD_MANAGER_CORE_BROWSER_PASSWORD_REUSE_DETECTION_MANAGER_H_
#include <string>
#include "base/containers/flat_set.h"
#include "base/memory/raw_ptr.h"
#include "base/time/time.h"
#include "build/build_config.h"
#include "components/password_manager/core/browser/password_manager_metrics_util.h"
#include "components/password_manager/core/browser/password_reuse_detector.h"
#include "components/password_manager/core/browser/password_reuse_detector_consumer.h"
#include "url/gurl.h"
namespace base {
class Clock;
}
namespace password_manager {
class PasswordManagerClient;
// Class for managing password reuse detection. Now it receives keystrokes and
// does nothing with them. TODO(crbug.com/657041): write other features of this
// class when they are implemented. This class is one per-tab.
class PasswordReuseDetectionManager : public PasswordReuseDetectorConsumer {
public:
explicit PasswordReuseDetectionManager(PasswordManagerClient* client);
PasswordReuseDetectionManager(const PasswordReuseDetectionManager&) = delete;
PasswordReuseDetectionManager& operator=(
const PasswordReuseDetectionManager&) = delete;
~PasswordReuseDetectionManager() override;
void DidNavigateMainFrame(const GURL& main_frame_url);
void OnKeyPressedCommitted(const std::u16string& text);
#if defined(OS_ANDROID)
void OnKeyPressedUncommitted(const std::u16string& text);
#endif
void OnPaste(const std::u16string text);
// PasswordReuseDetectorConsumer implementation
void OnReuseCheckDone(
bool is_reuse_found,
size_t password_length,
absl::optional<PasswordHashData> reused_protected_password_hash,
const std::vector<MatchingReusedCredential>& matching_reused_credentials,
int saved_passwords) override;
void SetClockForTesting(base::Clock* clock);
private:
void OnKeyPressed(const std::u16string& text, const bool is_committed);
// Determines the type of password being reused.
metrics_util::PasswordType GetReusedPasswordType(
absl::optional<PasswordHashData> reused_protected_password_hash,
size_t match_domain_count);
void CheckStoresForReuse(const std::u16string& input);
raw_ptr<PasswordManagerClient> client_;
std::u16string input_characters_;
GURL main_frame_url_;
base::Time last_keystroke_time_;
// Used to retrieve the current time, in base::Time units.
raw_ptr<base::Clock> clock_;
bool reuse_on_this_page_was_found_ = false;
};
} // namespace password_manager
#endif // COMPONENTS_PASSWORD_MANAGER_CORE_BROWSER_PASSWORD_REUSE_DETECTION_MANAGER_H_
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