//////////////////////////////////////////////////////////
//
// MaybeRenameExe
//
// Figure out whether to use a renamed exe, and return filename to use.
// Also tries file copy if required.
//
//////////////////////////////////////////////////////////
SString CInstallManager::MaybeRenameExe( const SString& strGTAPath )
{
// Try patch/copy (may fail if not admin)
_ProcessExePatchChecks();
SString strGTAEXEPath = PathJoin( strGTAPath, MTA_GTAEXE_NAME );
if ( ShouldUseExeCopy() )
{
// See if exe copy seems usable
SString strHTAEXEPath = PathJoin( strGTAPath, MTA_HTAEXE_NAME );
uint uiStdFileSize = FileSize( strGTAEXEPath );
if ( uiStdFileSize && uiStdFileSize == FileSize( strHTAEXEPath ) )
strGTAEXEPath = strHTAEXEPath;
}
return strGTAEXEPath;
}
//////////////////////////////////////////////////////////
//
// CInstallManager::_ProcessExePatchChecks
//
// Check which changes need to be made to the exe and make a copy if required
//
//////////////////////////////////////////////////////////
SString CInstallManager::_ProcessExePatchChecks ( void )
{
SExePatchedStatus reqStatus = GetExePatchRequirements();
if ( !ShouldUseExeCopy() )
{
// Simple patching if won't be using a exe copy
if ( !SetExePatchedStatus( false, reqStatus ) )
{
m_strAdminReason = GetPatchExeAdminReason( false, reqStatus );
return "fail";
}
}
else
{
// Bit more complercated if will be using a exe copy
// First check if we need to create/update the exe copy
if ( GetExePatchedStatus( true ) != reqStatus || GetExeFileSize( false ) != GetExeFileSize( true ) )
{
// Copy
if ( !CopyExe() )
{
m_strAdminReason = GetPatchExeAdminReason( true, reqStatus );
return "fail";
}
// Apply patches
if ( !SetExePatchedStatus( true, reqStatus ) )
{
m_strAdminReason = GetPatchExeAdminReason( true, reqStatus );
return "fail";
}
}
}
return "ok";
}
//////////////////////////////////////////////////////////
//
// GetUsingExePathFilename
//
// Return full path and filename of exe we will probably be using
//
//////////////////////////////////////////////////////////
SString GetUsingExePathFilename( void )
{
return GetExePathFilename( ShouldUseExeCopy() );
}
