rainmeter-studio/Library/UpdateCheck.cpp

100 lines
2.6 KiB
C++

/*
Copyright (C) 2004 Kimmo Pekkola
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.
This program 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#include "StdAfx.h"
#include "Litestep.h"
#include "Rainmeter.h"
#include "../Version.h"
extern CRainmeter* Rainmeter;
void CheckVersion(void* dummy)
{
int version = 0;
HINTERNET hRootHandle = InternetOpen(L"Rainmeter",
INTERNET_OPEN_TYPE_PRECONFIG,
NULL,
NULL,
0);
if (hRootHandle == NULL)
{
Log(LOG_ERROR, L"CheckUpdate: InternetOpen failed");
return;
}
HINTERNET hUrlDump = InternetOpenUrl(hRootHandle, L"http://rainmeter.googlecode.com/svn/version", NULL, NULL, INTERNET_FLAG_RESYNCHRONIZE, 0);
if (hUrlDump)
{
DWORD dwSize;
char buffer[16] = {0}; // 16 should be enough for the version number
if (InternetReadFile(hUrlDump, (LPVOID)buffer, 15, &dwSize))
{
std::string verStr = buffer;
size_t pos = verStr.find('.');
if (pos != std::wstring::npos)
{
std::string verMajor = verStr.substr(0, pos);
std::string verMinor = verStr.substr(pos + 1);
version = atoi(verMajor.c_str()) * 1000000;
pos = verMinor.find('.');
if (pos != std::wstring::npos)
{
std::string verMinor1 = verMinor.substr(0, pos);
std::string verMinor2 = verMinor.substr(pos + 1);
version += atoi(verMinor1.c_str()) * 1000;
version += atoi(verMinor2.c_str());
}
else
{
version += atoi(verMinor.c_str()) * 1000;
}
}
if (version > RAINMETER_VERSION)
{
Rainmeter->SetNewVersion(true);
Log(LOG_NOTICE, L"CheckUpdate: Update available");
}
else
{
Rainmeter->SetNewVersion(false);
}
}
else
{
Log(LOG_ERROR, L"CheckUpdate: InternetReadFile failed");
}
InternetCloseHandle(hUrlDump);
}
else
{
Log(LOG_ERROR, L"CheckUpdate: InternetOpenUrl failed");
}
InternetCloseHandle(hRootHandle);
}
void CheckUpdate()
{
_beginthread(CheckVersion, 0, NULL );
}