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// Copyright 2014 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.
#ifndef CHROME_BROWSER_NET_SPDYPROXY_DATA_REDUCTION_PROXY_CHROME_SETTINGS_H_
#define CHROME_BROWSER_NET_SPDYPROXY_DATA_REDUCTION_PROXY_CHROME_SETTINGS_H_
#include <string>
#include "base/macros.h"
#include "components/data_reduction_proxy/core/browser/data_reduction_proxy_request_options.h"
#include "components/data_reduction_proxy/core/browser/data_reduction_proxy_settings.h"
#include "components/keyed_service/core/keyed_service.h"
class PrefService;
namespace base {
class SequencedTaskRunner;
class SingleThreadTaskRunner;
}
namespace data_reduction_proxy {
class DataReductionProxyIOData;
class DataStore;
}
namespace net {
class URLRequestContextGetter;
}
class PrefService;
// Data reduction proxy settings class suitable for use with a Chrome browser.
// It is keyed to a browser context.
class DataReductionProxyChromeSettings
: public data_reduction_proxy::DataReductionProxySettings,
public KeyedService {
public:
// Enum values that can be reported for the
// DataReductionProxy.ProxyPrefMigrationResult histogram. These values must be
// kept in sync with their counterparts in histograms.xml. Visible here for
// testing purposes.
enum ProxyPrefMigrationResult {
PROXY_PREF_NOT_CLEARED = 0,
PROXY_PREF_CLEARED_EMPTY,
PROXY_PREF_CLEARED_MODE_SYSTEM,
PROXY_PREF_CLEARED_DRP,
PROXY_PREF_CLEARED_GOOGLEZIP,
PROXY_PREF_CLEARED_PAC_GOOGLEZIP,
PROXY_PREF_MAX
};
// Constructs a settings object. Construction and destruction must happen on
// the UI thread.
DataReductionProxyChromeSettings();
// Destructs the settings object.
~DataReductionProxyChromeSettings() override;
// Overrides KeyedService::Shutdown:
void Shutdown() override;
// Initialize the settings object with the given io_data, prefs services,
// request context getter, data store, ui task runner, and db task runner.
void InitDataReductionProxySettings(
data_reduction_proxy::DataReductionProxyIOData* io_data,
PrefService* profile_prefs,
net::URLRequestContextGetter* request_context_getter,
scoped_ptr<data_reduction_proxy::DataStore> store,
const scoped_refptr<base::SingleThreadTaskRunner>& ui_task_runner,
const scoped_refptr<base::SequencedTaskRunner>& db_task_runner);
// Gets the client type for the data reduction proxy.
static data_reduction_proxy::Client GetClient();
// Public for testing.
void MigrateDataReductionProxyOffProxyPrefs(PrefService* prefs);
// Override the default pref name for enabling the Data Reduction Proxy.
// Used in tests.
void set_data_reduction_proxy_enabled_pref_name_for_test(
const std::string& pref_name) {
data_reduction_proxy_enabled_pref_name_ = pref_name;
}
private:
// Helper method for migrating the Data Reduction Proxy away from using the
// proxy pref. Returns the ProxyPrefMigrationResult value indicating the
// migration action taken.
ProxyPrefMigrationResult MigrateDataReductionProxyOffProxyPrefsHelper(
PrefService* prefs);
std::string data_reduction_proxy_enabled_pref_name_;
DISALLOW_COPY_AND_ASSIGN(DataReductionProxyChromeSettings);
};
#endif // CHROME_BROWSER_NET_SPDYPROXY_DATA_REDUCTION_PROXY_CHROME_SETTINGS_H_
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