$content = "H:democomputernames.txt"  #please input where the list of servers is found (in a txt doc please)
$input = "H:demosessionrun11.csv"  #please input where you want the csv to be exported (this includes all the active and disconnected servers)
$export ='H:demosessionopenservers.txt' #please input where you want to 'open servers' (no users) to be exported.
#and that does it. cheers!

if (Test-Path $input) {
    Clear-Content $input
}

$Servers = Get-Content "$content"
$openservers = @()
#THE LOOP THAT FILTERS THE SERVERS MENTIONED IN THE LIST ABOVE
foreach ($Server in $Servers) {
    #tests the connection to the server (general test for the entire server)
    if (-not (Test-Connection $Server -Count 1 -Quiet)) { continue }
    #if their are no users logged in (hence the count of zero), push that server name onto a txt doc
    if (-not (Convert-QueryToObjects $Server -ErrorAction SilentlyContinue)) {
        $openservers += $server
        $openservers | Out-File $export #**TXT EXPORT**#
      }
      #if there are users logged onto the server, make sure they are either in disc or active state and push all the session details onto a seperate csv
        else {
                Convert-QueryToObjects -Name $Server | Where-Object {
                    @('Disconnected','Active') -contains $_.SessionState
                       }|Export-Csv $input -NoTypeInformation -Append
                       # does the append so each time the content is kept (however, the issue of duplicate content arose (hence the fix above).
          }
    } #concludes the first foreach loop
#<--- the folllowing function works with PsExec(external program)
    $openservers = Get-Content "$export" #**TXT IMPORT**#
    #for each server in the server list, it will check to make sure its online (Again).
    foreach($openserver in $openservers){
        if(  Test-Connection -Cn $openserver -Quiet) {
        H:PsToolsPsExec.exe \$openserver change logon /enable # calls an external tool and passes it the
        }
    else {
       Write-Host("the server>> $openserver is NOT online") -ForegroundColor DarkYellow
    }
}



#THIS IMPORTS FROM THE EXPORTED FILE PATH#
        Import-Csv $input | Where-Object {
                ($_.SessionState -eq 'Disconnected') -or #if its disconnected or
                (($_.IdleTime -like "*:*") -and ($_.IdleTime -gt "00:59")) #idle time is over an hour, kindly do this:
                    } | ForEach-Object { #disconnect the session by using the server name and session ID
                             Disconnect-LoggedOnUser -ComputerName $_.ComputerName -Id $_.ID -Verbose
                }