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// Copyright (c) 2010 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_INSTALLER_UTIL_CHANNEL_INFO_H_
#define CHROME_INSTALLER_UTIL_CHANNEL_INFO_H_
#pragma once
#include <string>
namespace base {
namespace win {
class RegKey;
}
}
namespace installer_util {
// A helper class for parsing and modifying the Omaha additional parameter
// ("ap") client state value for a product.
class ChannelInfo {
public:
// Initialize an instance from the "ap" value in a given registry key.
// Returns false if the value could not be read from the registry.
bool Initialize(const base::win::RegKey& key);
// Writes the info to the "ap" value in a given registry key.
// Returns false if the value could not be written to the registry.
bool Write(base::win::RegKey* key) const;
const std::wstring& value() const { return value_; }
void set_value(const std::wstring& value) { value_ = value; }
// Determines the update channel for the value. Possible |channel_name|
// results are the empty string (stable channel), "beta", and "dev". Returns
// false (without modifying |channel_name|) if the channel could not be
// determined.
bool GetChannelName(std::wstring* channel_name) const;
// Returns true if the -CEEE modifier is present in the value.
bool IsCeee() const;
// Adds or removes the -CEEE modifier, returning true if the value is
// modified.
bool SetCeee(bool value);
// Returns true if the -full modifier is present in the value.
bool IsFullInstall() const;
// Adds or removes the -full modifier, returning true if the value is
// modified.
bool SetFullInstall(bool value);
// Returns true if the -multi modifier is present in the value.
bool IsMultiInstall() const;
// Adds or removes the -multi modifier, returning true if the value is
// modified.
bool SetMultiInstall(bool value);
private:
static bool HasModifier(const wchar_t* modifier,
const std::wstring& ap_value);
static bool SetModifier(const wchar_t* modifier, bool set,
std::wstring* ap_value);
std::wstring value_;
}; // class ChannelInfo
} // namespace installer_util
#endif // CHROME_INSTALLER_UTIL_CHANNEL_INFO_H_
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