| // Copyright 2012 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 "ios/chrome/browser/first_run/first_run.h" |
| |
| #include "base/files/file_path.h" |
| #include "base/files/file_util.h" |
| #include "base/path_service.h" |
| #include "components/pref_registry/pref_registry_syncable.h" |
| #include "ios/chrome/browser/chrome_paths.h" |
| |
| #if !defined(__has_feature) || !__has_feature(objc_arc) |
| #error "This file requires ARC support." |
| #endif |
| |
| namespace { |
| |
| // The absence of kSentinelFile file will tell us it is a first run. |
| const base::FilePath::CharType kSentinelFile[] = FILE_PATH_LITERAL("First Run"); |
| |
| // RLZ ping delay pref name. |
| const char kPingDelayPrefName[] = "distribution.ping_delay"; |
| |
| } // namespace |
| |
| FirstRun::FirstRunState FirstRun::first_run_ = FIRST_RUN_UNKNOWN; |
| |
| // static |
| bool FirstRun::GetFirstRunSentinelFilePath(base::FilePath* path) { |
| base::FilePath first_run_sentinel; |
| if (!base::PathService::Get(ios::DIR_USER_DATA, &first_run_sentinel)) { |
| NOTREACHED(); |
| return false; |
| } |
| *path = first_run_sentinel.Append(kSentinelFile); |
| return true; |
| } |
| |
| // static |
| bool FirstRun::IsChromeFirstRun() { |
| if (first_run_ != FIRST_RUN_UNKNOWN) |
| return first_run_ == FIRST_RUN_TRUE; |
| |
| base::FilePath first_run_sentinel; |
| if (!GetFirstRunSentinelFilePath(&first_run_sentinel) || |
| base::PathExists(first_run_sentinel)) { |
| first_run_ = FIRST_RUN_FALSE; |
| return false; |
| } |
| first_run_ = FIRST_RUN_TRUE; |
| return true; |
| } |
| |
| // static |
| bool FirstRun::RemoveSentinel() { |
| base::FilePath first_run_sentinel; |
| if (!GetFirstRunSentinelFilePath(&first_run_sentinel)) |
| return false; |
| return base::DeleteFile(first_run_sentinel, false); |
| } |
| |
| // static |
| FirstRun::SentinelResult FirstRun::CreateSentinel(base::File::Error* error) { |
| base::FilePath first_run_sentinel; |
| if (!GetFirstRunSentinelFilePath(&first_run_sentinel)) |
| return SENTINEL_RESULT_FAILED_TO_GET_PATH; |
| if (base::PathExists(first_run_sentinel)) |
| return SENTINEL_RESULT_FILE_PATH_EXISTS; |
| bool success = base::WriteFile(first_run_sentinel, "", 0) != -1; |
| if (error) |
| *error = base::File::GetLastFileError(); |
| return success ? SENTINEL_RESULT_SUCCESS : SENTINEL_RESULT_FILE_ERROR; |
| } |
| |
| // static |
| const char* FirstRun::GetPingDelayPrefName() { |
| return kPingDelayPrefName; |
| } |
| |
| // static |
| void FirstRun::RegisterProfilePrefs( |
| user_prefs::PrefRegistrySyncable* registry) { |
| registry->RegisterIntegerPref(GetPingDelayPrefName(), 0); |
| } |