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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 entry.
#include "chrome/browser/sync/util/user_settings.h"
#include <string>
#include "chrome/browser/sync/util/crypto_helpers.h"
#include "chrome/browser/sync/util/data_encryption.h"
#include "chrome/browser/sync/util/query_helpers.h"
using std::string;
namespace browser_sync {
bool UserSettings::GetLastUser(string* username) {
ScopedDBHandle dbhandle(this);
ScopedStatement query(PrepareQuery(dbhandle.get(),
"SELECT email FROM cookies"));
if (SQLITE_ROW == sqlite3_step(query.get())) {
GetColumn(query.get(), 0, username);
return true;
} else {
return false;
}
}
void UserSettings::ClearAllServiceTokens() {
ScopedDBHandle dbhandle(this);
ExecOrDie(dbhandle.get(), "DELETE FROM cookies");
}
void UserSettings::SetAuthTokenForService(const string& email,
const string& service_name, const string& long_lived_service_token) {
ScopedDBHandle dbhandle(this);
ExecOrDie(dbhandle.get(), "INSERT INTO cookies "
"(email, service_name, service_token) "
"values (?, ?, ?)", email, service_name,
EncryptData(long_lived_service_token));
}
// Returns the username whose credentials have been persisted as well as
// a service token for the named service.
bool UserSettings::GetLastUserAndServiceToken(const string& service_name,
string* username,
string* service_token) {
ScopedDBHandle dbhandle(this);
ScopedStatement query(PrepareQuery(
dbhandle.get(),
"SELECT email, service_token FROM cookies WHERE service_name = ?",
service_name));
if (SQLITE_ROW == sqlite3_step(query.get())) {
GetColumn(query.get(), 0, username);
std::vector<uint8> encrypted_service_token;
GetColumn(query.get(), 1, &encrypted_service_token);
DecryptData(encrypted_service_token, service_token);
return true;
}
return false;
}
} // namespace browser_sync
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