chrome/browser/browsing_data/passwords_counter.cc

   1 // Copyright (c) 2015 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "chrome/browser/browsing_data/passwords_counter.h"
   6 #include "chrome/browser/password_manager/password_store_factory.h"
   7 #include "chrome/common/pref_names.h"
   8 #include "components/password_manager/core/browser/password_store.h"
   9
  10 PasswordsCounter::PasswordsCounter() : pref_name_(prefs::kDeletePasswords) {}
  11
  12 PasswordsCounter::~PasswordsCounter() {
  13   if (store_)
  14     store_->RemoveObserver(this);
  15 }
  16
  17 void PasswordsCounter::OnInitialized() {
  18   store_ = PasswordStoreFactory::GetForProfile(
  19       GetProfile(), ServiceAccessType::EXPLICIT_ACCESS).get();
  20   if (store_)
  21     store_->AddObserver(this);
  22   else
  23     LOG(ERROR) << "No password store! Cannot count passwords.";
  24 }
  25
  26 const std::string& PasswordsCounter::GetPrefName() const {
  27   return pref_name_;
  28 }
  29
  30 void PasswordsCounter::Count() {
  31   if (!store_) {
  32     ReportResult(0);
  33     return;
  34   }
  35
  36   cancelable_task_tracker()->TryCancelAll();
  37   // TODO(msramek): We don't actually need the logins themselves, just their
  38   // count. Consider implementing |PasswordStore::CountAutofillableLogins|.
  39   // This custom request should also allow us to specify the time range, so that
  40   // we can use it to filter the login creation date in the database.
  41   store_->GetAutofillableLogins(this);
  42 }
  43
  44 void PasswordsCounter::OnGetPasswordStoreResults(
  45     ScopedVector<autofill::PasswordForm> results) {
  46   base::Time start = GetPeriodStart();
  47   ReportResult(std::count_if(
  48       results.begin(),
  49       results.end(),
  50       [start](const autofill::PasswordForm* form) {
  51         return form->date_created >= start;
  52       }));
  53 }
  54
  55 void PasswordsCounter::OnLoginsChanged(
  56     const password_manager::PasswordStoreChangeList& changes) {
  57   RestartCounting();
  58 }