1 // Copyright (c) 2012 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 // This file defines specific implementation of BrowserDistribution class for
6 // Google Chrome.
7
8 #include "chrome/installer/util/google_chrome_distribution.h"
9
10 #include <windows.h>
11 #include <msi.h>
12
13 #include "base/files/file_path.h"
14 #include "base/path_service.h"
15 #include "base/strings/string_util.h"
16 #include "base/strings/stringprintf.h"
17 #include "base/strings/utf_string_conversions.h"
18 #include "base/win/registry.h"
19 #include "base/win/windows_version.h"
20 #include "chrome/common/chrome_icon_resources_win.h"
21 #include "chrome/common/net/test_server_locations.h"
22 #include "chrome/installer/util/app_registration_data.h"
23 #include "chrome/installer/util/channel_info.h"
24 #include "chrome/installer/util/google_update_constants.h"
25 #include "chrome/installer/util/google_update_settings.h"
26 #include "chrome/installer/util/helper.h"
27 #include "chrome/installer/util/install_util.h"
28 #include "chrome/installer/util/l10n_string_util.h"
29 #include "chrome/installer/util/uninstall_metrics.h"
30 #include "chrome/installer/util/updating_app_registration_data.h"
31 #include "chrome/installer/util/util_constants.h"
32 #include "chrome/installer/util/wmi.h"
33 #include "content/public/common/result_codes.h"
34
35 #include "installer_util_strings.h" // NOLINT
36
37 namespace {
38
39 const wchar_t kChromeGuid[] = L"{8A69D345-D564-463c-AFF1-A69D9E530F96}";
40 const wchar_t kBrowserAppId[] = L"Chrome";
41 const wchar_t kBrowserProgIdPrefix[] = L"ChromeHTML";
42 const wchar_t kBrowserProgIdDesc[] = L"Chrome HTML Document";
43 const wchar_t kCommandExecuteImplUuid[] =
44 L"{5C65F4B0-3651-4514-B207-D10CB699B14B}";
45
46 // Substitute the locale parameter in uninstall URL with whatever
47 // Google Update tells us is the locale. In case we fail to find
48 // the locale, we use US English.
LocalizeUrl(const wchar_t * url)49 base::string16 LocalizeUrl(const wchar_t* url) {
50 base::string16 language;
51 if (!GoogleUpdateSettings::GetLanguage(&language))
52 language = L"en-US"; // Default to US English.
53 return ReplaceStringPlaceholders(url, language.c_str(), NULL);
54 }
55
GetUninstallSurveyUrl()56 base::string16 GetUninstallSurveyUrl() {
57 const wchar_t kSurveyUrl[] = L"http://www.google.com/support/chrome/bin/"
58 L"request.py?hl=$1&contact_type=uninstall";
59 return LocalizeUrl(kSurveyUrl);
60 }
61
62 } // namespace
63
GoogleChromeDistribution()64 GoogleChromeDistribution::GoogleChromeDistribution()
65 : BrowserDistribution(CHROME_BROWSER,
66 scoped_ptr<AppRegistrationData>(
67 new UpdatingAppRegistrationData(kChromeGuid))) {
68 }
69
GoogleChromeDistribution(scoped_ptr<AppRegistrationData> app_reg_data)70 GoogleChromeDistribution::GoogleChromeDistribution(
71 scoped_ptr<AppRegistrationData> app_reg_data)
72 : BrowserDistribution(CHROME_BROWSER, app_reg_data.Pass()) {
73 }
74
DoPostUninstallOperations(const Version & version,const base::FilePath & local_data_path,const base::string16 & distribution_data)75 void GoogleChromeDistribution::DoPostUninstallOperations(
76 const Version& version,
77 const base::FilePath& local_data_path,
78 const base::string16& distribution_data) {
79 // Send the Chrome version and OS version as params to the form.
80 // It would be nice to send the locale, too, but I don't see an
81 // easy way to get that in the existing code. It's something we
82 // can add later, if needed.
83 // We depend on installed_version.GetString() not having spaces or other
84 // characters that need escaping: 0.2.13.4. Should that change, we will
85 // need to escape the string before using it in a URL.
86 const base::string16 kVersionParam = L"crversion";
87 const base::string16 kOSParam = L"os";
88 base::win::OSInfo::VersionNumber version_number =
89 base::win::OSInfo::GetInstance()->version_number();
90 base::string16 os_version = base::StringPrintf(L"%d.%d.%d",
91 version_number.major, version_number.minor, version_number.build);
92
93 base::FilePath iexplore;
94 if (!PathService::Get(base::DIR_PROGRAM_FILES, &iexplore))
95 return;
96
97 iexplore = iexplore.AppendASCII("Internet Explorer");
98 iexplore = iexplore.AppendASCII("iexplore.exe");
99
100 base::string16 command = iexplore.value() + L" " + GetUninstallSurveyUrl() +
101 L"&" + kVersionParam + L"=" + base::UTF8ToWide(version.GetString()) +
102 L"&" + kOSParam + L"=" + os_version;
103
104 base::string16 uninstall_metrics;
105 if (installer::ExtractUninstallMetricsFromFile(local_data_path,
106 &uninstall_metrics)) {
107 // The user has opted into anonymous usage data collection, so append
108 // metrics and distribution data.
109 command += uninstall_metrics;
110 if (!distribution_data.empty()) {
111 command += L"&";
112 command += distribution_data;
113 }
114 }
115
116 int pid = 0;
117 // The reason we use WMI to launch the process is because the uninstall
118 // process runs inside a Job object controlled by the shell. As long as there
119 // are processes running, the shell will not close the uninstall applet. WMI
120 // allows us to escape from the Job object so the applet will close.
121 installer::WMIProcess::Launch(command, &pid);
122 }
123
GetActiveSetupGuid()124 base::string16 GoogleChromeDistribution::GetActiveSetupGuid() {
125 return GetAppGuid();
126 }
127
GetBaseAppName()128 base::string16 GoogleChromeDistribution::GetBaseAppName() {
129 // I'd really like to return L ## PRODUCT_FULLNAME_STRING; but that's no good
130 // since it'd be "Chromium" in a non-Chrome build, which isn't at all what I
131 // want. Sigh.
132 return L"Google Chrome";
133 }
134
GetShortcutName(ShortcutType shortcut_type)135 base::string16 GoogleChromeDistribution::GetShortcutName(
136 ShortcutType shortcut_type) {
137 int string_id = IDS_PRODUCT_NAME_BASE;
138 switch (shortcut_type) {
139 case SHORTCUT_CHROME_ALTERNATE:
140 string_id = IDS_OEM_MAIN_SHORTCUT_NAME_BASE;
141 break;
142 case SHORTCUT_APP_LAUNCHER:
143 string_id = IDS_APP_LIST_SHORTCUT_NAME_BASE;
144 break;
145 default:
146 DCHECK_EQ(shortcut_type, SHORTCUT_CHROME);
147 break;
148 }
149 return installer::GetLocalizedString(string_id);
150 }
151
GetIconIndex(ShortcutType shortcut_type)152 int GoogleChromeDistribution::GetIconIndex(ShortcutType shortcut_type) {
153 if (shortcut_type == SHORTCUT_APP_LAUNCHER)
154 return icon_resources::kAppLauncherIndex;
155 DCHECK(shortcut_type == SHORTCUT_CHROME ||
156 shortcut_type == SHORTCUT_CHROME_ALTERNATE) << shortcut_type;
157 return icon_resources::kApplicationIndex;
158 }
159
GetBaseAppId()160 base::string16 GoogleChromeDistribution::GetBaseAppId() {
161 return kBrowserAppId;
162 }
163
GetBrowserProgIdPrefix()164 base::string16 GoogleChromeDistribution::GetBrowserProgIdPrefix() {
165 return kBrowserProgIdPrefix;
166 }
167
GetBrowserProgIdDesc()168 base::string16 GoogleChromeDistribution::GetBrowserProgIdDesc() {
169 return kBrowserProgIdDesc;
170 }
171
GetInstallSubDir()172 base::string16 GoogleChromeDistribution::GetInstallSubDir() {
173 base::string16 sub_dir(installer::kGoogleChromeInstallSubDir1);
174 sub_dir.append(L"\\");
175 sub_dir.append(installer::kGoogleChromeInstallSubDir2);
176 return sub_dir;
177 }
178
GetPublisherName()179 base::string16 GoogleChromeDistribution::GetPublisherName() {
180 const base::string16& publisher_name =
181 installer::GetLocalizedString(IDS_ABOUT_VERSION_COMPANY_NAME_BASE);
182 return publisher_name;
183 }
184
GetAppDescription()185 base::string16 GoogleChromeDistribution::GetAppDescription() {
186 const base::string16& app_description =
187 installer::GetLocalizedString(IDS_SHORTCUT_TOOLTIP_BASE);
188 return app_description;
189 }
190
GetSafeBrowsingName()191 std::string GoogleChromeDistribution::GetSafeBrowsingName() {
192 return "googlechrome";
193 }
194
GetNetworkStatsServer() const195 std::string GoogleChromeDistribution::GetNetworkStatsServer() const {
196 return chrome_common_net::kEchoTestServerLocation;
197 }
198
GetDistributionData(HKEY root_key)199 base::string16 GoogleChromeDistribution::GetDistributionData(HKEY root_key) {
200 base::string16 sub_key(google_update::kRegPathClientState);
201 sub_key.append(L"\\");
202 sub_key.append(GetAppGuid());
203
204 base::win::RegKey client_state_key(
205 root_key, sub_key.c_str(), KEY_READ | KEY_WOW64_32KEY);
206 base::string16 result;
207 base::string16 brand_value;
208 if (client_state_key.ReadValue(google_update::kRegRLZBrandField,
209 &brand_value) == ERROR_SUCCESS) {
210 result = google_update::kRegRLZBrandField;
211 result.append(L"=");
212 result.append(brand_value);
213 result.append(L"&");
214 }
215
216 base::string16 client_value;
217 if (client_state_key.ReadValue(google_update::kRegClientField,
218 &client_value) == ERROR_SUCCESS) {
219 result.append(google_update::kRegClientField);
220 result.append(L"=");
221 result.append(client_value);
222 result.append(L"&");
223 }
224
225 base::string16 ap_value;
226 // If we fail to read the ap key, send up "&ap=" anyway to indicate
227 // that this was probably a stable channel release.
228 client_state_key.ReadValue(google_update::kRegApField, &ap_value);
229 result.append(google_update::kRegApField);
230 result.append(L"=");
231 result.append(ap_value);
232
233 return result;
234 }
235
GetUninstallLinkName()236 base::string16 GoogleChromeDistribution::GetUninstallLinkName() {
237 const base::string16& link_name =
238 installer::GetLocalizedString(IDS_UNINSTALL_CHROME_BASE);
239 return link_name;
240 }
241
GetUninstallRegPath()242 base::string16 GoogleChromeDistribution::GetUninstallRegPath() {
243 return L"Software\\Microsoft\\Windows\\CurrentVersion\\Uninstall\\"
244 L"Google Chrome";
245 }
246
GetIconFilename()247 base::string16 GoogleChromeDistribution::GetIconFilename() {
248 return installer::kChromeExe;
249 }
250
GetCommandExecuteImplClsid(base::string16 * handler_class_uuid)251 bool GoogleChromeDistribution::GetCommandExecuteImplClsid(
252 base::string16* handler_class_uuid) {
253 if (handler_class_uuid)
254 *handler_class_uuid = kCommandExecuteImplUuid;
255 return true;
256 }
257
AppHostIsSupported()258 bool GoogleChromeDistribution::AppHostIsSupported() {
259 return true;
260 }
261
262 // This method checks if we need to change "ap" key in Google Update to try
263 // full installer as fall back method in case incremental installer fails.
264 // - If incremental installer fails we append a magic string ("-full"), if
265 // it is not present already, so that Google Update server next time will send
266 // full installer to update Chrome on the local machine
267 // - If we are currently running full installer, we remove this magic
268 // string (if it is present) regardless of whether installer failed or not.
269 // There is no fall-back for full installer :)
UpdateInstallStatus(bool system_install,installer::ArchiveType archive_type,installer::InstallStatus install_status)270 void GoogleChromeDistribution::UpdateInstallStatus(bool system_install,
271 installer::ArchiveType archive_type,
272 installer::InstallStatus install_status) {
273 GoogleUpdateSettings::UpdateInstallStatus(system_install,
274 archive_type, InstallUtil::GetInstallReturnCode(install_status),
275 GetAppGuid());
276 }
277
ShouldSetExperimentLabels()278 bool GoogleChromeDistribution::ShouldSetExperimentLabels() {
279 return true;
280 }
281
HasUserExperiments()282 bool GoogleChromeDistribution::HasUserExperiments() {
283 return true;
284 }
285