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// Copyright (c) 2009 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 "chrome/installer/util/master_preferences.h"
#include "base/file_util.h"
#include "base/logging.h"
#include "base/path_service.h"
#include "chrome/common/json_value_serializer.h"
#include "chrome/installer/util/util_constants.h"
#include "googleurl/src/gurl.h"
namespace {
const wchar_t* kDistroDict = L"distribution";
bool GetGURLFromValue(const Value* in_value, GURL* out_value) {
if (!in_value || !out_value)
return false;
std::string url;
in_value->GetAsString(&url);
GURL gurl(url);
*out_value = gurl;
return true;
}
std::vector<GURL> GetNamedList(const wchar_t* name,
const DictionaryValue* prefs) {
std::vector<GURL> list;
if (!prefs)
return list;
ListValue* value_list = NULL;
if (!prefs->GetList(name, &value_list))
return list;
for (size_t i = 0; i < value_list->GetSize(); ++i) {
Value* entry;
GURL gurl_entry;
if (!value_list->Get(i, &entry) || !GetGURLFromValue(entry, &gurl_entry)) {
NOTREACHED();
break;
}
list.push_back(gurl_entry);
}
return list;
}
}
namespace installer_util {
bool GetDistroBooleanPreference(const DictionaryValue* prefs,
const std::wstring& name,
bool* value) {
if (!prefs || !value)
return false;
DictionaryValue* distro = NULL;
if (!prefs->GetDictionary(kDistroDict, &distro) || !distro)
return false;
if (!distro->GetBoolean(name, value))
return false;
return true;
}
bool GetDistroStringPreference(const DictionaryValue* prefs,
const std::wstring& name,
std::wstring* value) {
if (!prefs || !value)
return false;
DictionaryValue* distro = NULL;
if (!prefs->GetDictionary(kDistroDict, &distro) || !distro)
return false;
std::wstring str_value;
if (!distro->GetString(name, &str_value))
return false;
if (str_value.empty())
return false;
*value = str_value;
return true;
}
bool GetDistroIntegerPreference(const DictionaryValue* prefs,
const std::wstring& name,
int* value) {
if (!prefs || !value)
return false;
DictionaryValue* distro = NULL;
if (!prefs->GetDictionary(kDistroDict, &distro) || !distro)
return false;
if (!distro->GetInteger(name, value))
return false;
return true;
}
DictionaryValue* GetInstallPreferences(const CommandLine& cmd_line) {
DictionaryValue* prefs = NULL;
#if defined(OS_WIN)
if (cmd_line.HasSwitch(installer_util::switches::kInstallerData)) {
FilePath prefs_path(
cmd_line.GetSwitchValue(installer_util::switches::kInstallerData));
prefs = installer_util::ParseDistributionPreferences(prefs_path);
}
if (!prefs)
prefs = new DictionaryValue();
if (cmd_line.HasSwitch(installer_util::switches::kCreateAllShortcuts))
installer_util::SetDistroBooleanPreference(
prefs, installer_util::master_preferences::kCreateAllShortcuts, true);
if (cmd_line.HasSwitch(installer_util::switches::kDoNotCreateShortcuts))
installer_util::SetDistroBooleanPreference(
prefs, installer_util::master_preferences::kDoNotCreateShortcuts, true);
if (cmd_line.HasSwitch(installer_util::switches::kMsi))
installer_util::SetDistroBooleanPreference(
prefs, installer_util::master_preferences::kMsi, true);
if (cmd_line.HasSwitch(
installer_util::switches::kDoNotRegisterForUpdateLaunch))
installer_util::SetDistroBooleanPreference(
prefs,
installer_util::master_preferences::kDoNotRegisterForUpdateLaunch,
true);
if (cmd_line.HasSwitch(installer_util::switches::kDoNotLaunchChrome))
installer_util::SetDistroBooleanPreference(
prefs, installer_util::master_preferences::kDoNotLaunchChrome, true);
if (cmd_line.HasSwitch(installer_util::switches::kMakeChromeDefault))
installer_util::SetDistroBooleanPreference(
prefs, installer_util::master_preferences::kMakeChromeDefault, true);
if (cmd_line.HasSwitch(installer_util::switches::kSystemLevel))
installer_util::SetDistroBooleanPreference(
prefs, installer_util::master_preferences::kSystemLevel, true);
if (cmd_line.HasSwitch(installer_util::switches::kVerboseLogging))
installer_util::SetDistroBooleanPreference(
prefs, installer_util::master_preferences::kVerboseLogging, true);
if (cmd_line.HasSwitch(installer_util::switches::kAltDesktopShortcut))
installer_util::SetDistroBooleanPreference(
prefs, installer_util::master_preferences::kAltShortcutText, true);
#endif
return prefs;
}
DictionaryValue* ParseDistributionPreferences(
const FilePath& master_prefs_path) {
if (!file_util::PathExists(master_prefs_path)) {
LOG(WARNING) << "Master preferences file not found: "
<< master_prefs_path.value();
return NULL;
}
std::string json_data;
if (!file_util::ReadFileToString(master_prefs_path, &json_data))
return NULL;
JSONStringValueSerializer json(json_data);
scoped_ptr<Value> root(json.Deserialize(NULL));
if (!root.get())
return NULL;
if (!root->IsType(Value::TYPE_DICTIONARY))
return NULL;
return static_cast<DictionaryValue*>(root.release());
}
std::vector<GURL> GetFirstRunTabs(const DictionaryValue* prefs) {
return GetNamedList(L"first_run_tabs", prefs);
}
bool SetDistroBooleanPreference(DictionaryValue* prefs,
const std::wstring& name,
bool value) {
if (!prefs || name.empty())
return false;
prefs->SetBoolean(std::wstring(kDistroDict) + L"." + name, value);
return true;
}
bool HasExtensionsBlock(const DictionaryValue* prefs,
DictionaryValue** extensions) {
return (prefs->GetDictionary(master_preferences::kExtensionsBlock,
extensions));
}
} // installer_util
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