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// Copyright (c) 2011 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/browser/policy/user_policy_token_cache.h"
#include "base/file_util.h"
#include "content/browser/browser_thread.h"
namespace policy {
namespace em = enterprise_management;
UserPolicyTokenCache::Delegate::~Delegate() {}
UserPolicyTokenCache::UserPolicyTokenCache(
const base::WeakPtr<Delegate>& delegate,
const FilePath& cache_file)
: delegate_(delegate),
cache_file_(cache_file) {}
void UserPolicyTokenCache::Load() {
DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
BrowserThread::PostTask(
BrowserThread::FILE, FROM_HERE,
NewRunnableMethod(this, &UserPolicyTokenCache::LoadOnFileThread));
}
void UserPolicyTokenCache::Store(const std::string& token,
const std::string& device_id) {
DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
BrowserThread::PostTask(
BrowserThread::FILE, FROM_HERE,
NewRunnableMethod(this,
&UserPolicyTokenCache::StoreOnFileThread,
token,
device_id));
}
UserPolicyTokenCache::~UserPolicyTokenCache() {
}
void UserPolicyTokenCache::LoadOnFileThread() {
DCHECK(BrowserThread::CurrentlyOn(BrowserThread::FILE));
std::string device_token;
std::string device_id;
if (file_util::PathExists(cache_file_)) {
std::string data;
em::DeviceCredentials device_credentials;
if (file_util::ReadFileToString(cache_file_, &data) &&
device_credentials.ParseFromArray(data.c_str(), data.size())) {
device_token = device_credentials.device_token();
device_id = device_credentials.device_id();
}
}
BrowserThread::PostTask(
BrowserThread::UI, FROM_HERE,
NewRunnableMethod(this,
&UserPolicyTokenCache::NotifyOnUIThread,
device_token,
device_id));
}
void UserPolicyTokenCache::NotifyOnUIThread(const std::string& token,
const std::string& device_id) {
DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
if (delegate_.get())
delegate_->OnTokenCacheLoaded(token, device_id);
}
void UserPolicyTokenCache::StoreOnFileThread(const std::string& token,
const std::string& device_id) {
DCHECK(BrowserThread::CurrentlyOn(BrowserThread::FILE));
em::DeviceCredentials device_credentials;
device_credentials.set_device_token(token);
device_credentials.set_device_id(device_id);
std::string data;
bool success = device_credentials.SerializeToString(&data);
if (!success) {
LOG(WARNING) << "Failed serialize device token data, will not write "
<< cache_file_.value();
return;
}
if (!file_util::CreateDirectory(cache_file_.DirName())) {
LOG(WARNING) << "Failed to create directory "
<< cache_file_.DirName().value();
return;
}
file_util::WriteFile(cache_file_, data.c_str(), data.length());
}
} // namespace policy
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