1 // Copyright (c) 2010 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/installer/util/google_update_settings.h" 6 7 #include "base/file_util.h" 8 #include "base/path_service.h" 9 #include "base/string_util.h" 10 #include "chrome/common/chrome_paths.h" 11 12 namespace google_update { 13 std::string posix_guid; 14 } 15 16 // File name used in the user data dir to indicate consent. 17 static const char kConsentToSendStats[] = "Consent To Send Stats"; 18 19 // static GetCollectStatsConsent()20bool GoogleUpdateSettings::GetCollectStatsConsent() { 21 FilePath consent_file; 22 PathService::Get(chrome::DIR_USER_DATA, &consent_file); 23 consent_file = consent_file.Append(kConsentToSendStats); 24 std::string tmp_guid; 25 bool consented = file_util::ReadFileToString(consent_file, &tmp_guid); 26 if (consented) 27 google_update::posix_guid.assign(tmp_guid); 28 return consented; 29 } 30 31 // static SetCollectStatsConsent(bool consented)32bool GoogleUpdateSettings::SetCollectStatsConsent(bool consented) { 33 FilePath consent_dir; 34 PathService::Get(chrome::DIR_USER_DATA, &consent_dir); 35 if (!file_util::DirectoryExists(consent_dir)) 36 return false; 37 38 FilePath consent_file = consent_dir.AppendASCII(kConsentToSendStats); 39 if (consented) { 40 if ((!file_util::PathExists(consent_file)) || 41 (file_util::PathExists(consent_file) && 42 !google_update::posix_guid.empty())) { 43 const char* c_str = google_update::posix_guid.c_str(); 44 int size = google_update::posix_guid.size(); 45 return file_util::WriteFile(consent_file, c_str, size) == size; 46 } 47 } else { 48 google_update::posix_guid.clear(); 49 return file_util::Delete(consent_file, false); 50 } 51 return true; 52 } 53 SetMetricsId(const std::wstring & client_id)54bool GoogleUpdateSettings::SetMetricsId(const std::wstring& client_id) { 55 // Make sure that user has consented to send crashes. 56 FilePath consent_dir; 57 PathService::Get(chrome::DIR_USER_DATA, &consent_dir); 58 if (!file_util::DirectoryExists(consent_dir) || 59 !GoogleUpdateSettings::GetCollectStatsConsent()) 60 return false; 61 62 // Since user has consented, write the metrics id to the file. 63 google_update::posix_guid = WideToASCII(client_id); 64 return GoogleUpdateSettings::SetCollectStatsConsent(true); 65 } 66 67 // GetLastRunTime and SetLastRunTime are not implemented for posix. Their 68 // current return values signal failure which the caller is designed to 69 // handle. 70 71 // static GetLastRunTime()72int GoogleUpdateSettings::GetLastRunTime() { 73 return -1; 74 } 75 76 // static SetLastRunTime()77bool GoogleUpdateSettings::SetLastRunTime() { 78 return false; 79 } 80