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/**
* @file llupdaterservice.h
*
* $LicenseInfo:firstyear=2010&license=viewerlgpl$
* Second Life Viewer Source Code
* Copyright (C) 2010, Linden Research, Inc.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation;
* version 2.1 of the License only.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
* Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
* $/LicenseInfo$
*/
#ifndef LL_UPDATERSERVICE_H
#define LL_UPDATERSERVICE_H
#include <boost/shared_ptr.hpp>
#include <boost/function.hpp>
#include "llhasheduniqueid.h"
class LLUpdaterServiceImpl;
class LLUpdaterService
{
public:
class UsageError: public std::runtime_error
{
public:
UsageError(const std::string& msg) : std::runtime_error(msg) {}
};
// Name of the event pump through which update events will be delivered.
static std::string const & pumpName(void);
// Returns true if an update has been completely downloaded and is now ready to install.
static bool updateReadyToInstall(void);
// Type codes for events posted by this service. Stored the event's 'type' element.
enum eUpdaterEvent {
INVALID,
DOWNLOAD_COMPLETE,
DOWNLOAD_ERROR,
INSTALL_ERROR,
PROGRESS,
STATE_CHANGE
};
enum eUpdaterState {
INITIAL,
CHECKING_FOR_UPDATE,
TEMPORARY_ERROR,
DOWNLOADING,
INSTALLING,
UP_TO_DATE,
TERMINAL,
FAILURE
};
LLUpdaterService();
~LLUpdaterService();
void initialize(const std::string& channel,
const std::string& version,
const std::string& platform,
const std::string& platform_version,
const unsigned char uniqueid[MD5HEX_STR_SIZE],
const bool& willing_to_test
);
void setCheckPeriod(unsigned int seconds);
void setBandwidthLimit(U64 bytesPerSecond);
void startChecking(bool install_if_ready = false);
void stopChecking();
bool isChecking();
eUpdaterState getState();
typedef boost::function<void (void)> app_exit_callback_t;
template <typename F>
void setAppExitCallback(F const &callable)
{
app_exit_callback_t aecb = callable;
setImplAppExitCallback(aecb);
}
// If an update is or has been downloaded, this method will return the
// version string for that update. An empty string will be returned
// otherwise.
std::string updatedVersion(void);
private:
boost::shared_ptr<LLUpdaterServiceImpl> mImpl;
void setImplAppExitCallback(app_exit_callback_t aecb);
};
// Returns the full version as a string.
std::string const & ll_get_version(void);
#endif // LL_UPDATERSERVICE_H
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