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// Copyright 2016 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 "components/metrics/net/cellular_logic_helper.h"
#include "components/variations/variations_associated_data.h"
#include "net/base/network_change_notifier.h"
namespace metrics {
namespace {
// Standard interval between log uploads, in seconds.
#if defined(OS_ANDROID) || defined(OS_IOS)
const int kStandardUploadIntervalSeconds = 5 * 60; // Five minutes.
const int kStandardUploadIntervalCellularSeconds = 15 * 60; // Fifteen minutes.
#else
const int kStandardUploadIntervalSeconds = 30 * 60; // Thirty minutes.
#endif
#if defined(OS_ANDROID)
const bool kDefaultCellularLogicEnabled = true;
const bool kDefaultCellularLogicOptimization = true;
#else
const bool kDefaultCellularLogicEnabled = false;
const bool kDefaultCellularLogicOptimization = false;
#endif
} // namespace
base::TimeDelta GetUploadInterval() {
#if defined(OS_ANDROID) || defined(OS_IOS)
if (IsCellularLogicEnabled())
return base::TimeDelta::FromSeconds(kStandardUploadIntervalCellularSeconds);
#endif
return base::TimeDelta::FromSeconds(kStandardUploadIntervalSeconds);
}
// Returns true if current connection type is cellular and user is assigned to
// experimental group for enabled cellular uploads.
bool IsCellularLogicEnabled() {
std::string enabled = variations::GetVariationParamValue(
"UMA_EnableCellularLogUpload", "Enabled");
std::string optimized = variations::GetVariationParamValue(
"UMA_EnableCellularLogUpload", "Optimize");
bool is_enabled = kDefaultCellularLogicEnabled;
if (!enabled.empty())
is_enabled = (enabled == "true");
bool is_optimized = kDefaultCellularLogicOptimization;
if (!optimized.empty())
is_optimized = (optimized == "true");
if (!is_enabled || !is_optimized)
return false;
return net::NetworkChangeNotifier::IsConnectionCellular(
net::NetworkChangeNotifier::GetConnectionType());
}
} // namespace metrics
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