View difference between Paste ID: 7Ua26CJ6 and vfzSZh3B

 ###########################################################################"
 #
 # NAME: WindowsUpdate.ps1
 # Script Version 1.0
 #
 # AUTHOR: Alin Dumenica
 # EMAIL: [email protected]
 #
 # COMMENT: Script to download and install updates from Windows Update/WSUS. Reporting and rebooting may be customized.
 #          For more details, see the following blog-post:
 #          http://windows-scripting.co.cc/tutorials/install-windows-updates-windows-powershell
 #
 # You have a royalty-free right to use, modify, reproduce, and
 # distribute this script file in any way you find useful, provided that
 # you agree that the creator, owner above has no warranty, obligations,
 # or liability for such use.
 #
 ###########################################################################"
 
 #Requires -Version 2.0
 
 #Variables to customize
 $sysinfo = Get-WmiObject -Class Win32_ComputerSystem
 $fqdn = “{0}.{1}” -f $sysinfo.Name, $sysinfo.Domain
 $compname = $sysinfo.Name
 $EmailReport = $true
 $FileReport = $false
 $To = "[email protected]"
 $From = $compname + "@domain.com"
 $SMTPServer = "your.mail.host.domain.com"
 $FileReportPath = "\\server\share\"
 $AutoRestart = $true
 $AutoRestartIfPending = $true
 
 $Path = $FileReportPath + "$env:ComputerName" + "_" + (Get-Date -Format dd-MM-yyyy_HH-mm).ToString() + ".html"
 
 #Testing if there are any pending reboots from earlier Windows Update sessions
 if (Test-Path "HKLM:\SOFTWARE\Microsoft\Windows\CurrentVersion\WindowsUpdate\Auto Update\RebootRequired"){
 
 #Report to e-mail if enabled
 if ($EmailReport -eq $true) {
 $pendingboot = @{$false="was pending for a restart from an earlier Windows Update session. Due to the reboot preferences in the script, a reboot was not initiated."; $true="was restarted due to a pending restart from an earlier Windows Update session."}
 $status = $pendingboot[$AutoRestartIfPending]
  $messageParameters = @{
                 Subject = "Windows Update report for $fqdn - $((Get-Date).ToShortDateString())"
                 Body = "Invoke-WindowsUpdate was run on $fqdn, and the server $status `nPlease run Invoke-WindowsUpdate again when the server is rebooted."
                 from = $From
                 To = $To
                 SmtpServer = $SMTPServer
             }
             Send-MailMessage @messageParameters -BodyAsHtml
 
 #Report to file if enabled
 if ($FileReport -eq $true) {
 "Invoke-WindowsUpdate was run on $env:ComputerName, and the server $status `nPlease run Invoke-WindowsUpdate again when the server is rebooted." | Out-File -FilePath $path
 }
 
 #Reboot if autorestart for pending updates is enabled
 if ($AutoRestartIfPending) {shutdown.exe /t 0 /r }  }
 exit
 
 }
 
 #Checking for available updates
 $updateSession = new-object -com "Microsoft.Update.Session"
 write-progress -Activity "Updating" -Status "Checking available updates"
 $updates=$updateSession.CreateupdateSearcher().Search($criteria).Updates
 $downloader = $updateSession.CreateUpdateDownloader()
 $downloader.Updates = $Updates
 
 #If no updates available, do nothing
 if ($downloader.Updates.Count -eq "0") {
 
 #Report to e-mail if enabled
 if ($EmailReport -eq $true) {
  $messageParameters = @{
                 Subject = "Windows Update report for $env:ComputerName.$env:USERDNSDOMAIN - $((Get-Date).ToShortDateString())"
                 Body = "Invoke-WindowsUpdate was run on $env:ComputerName, but no new updates were found. Please try again later."
                 from = $From
                 To = $To
                 SmtpServer = $SMTPServer
             }
             Send-MailMessage @messageParameters -BodyAsHtml
 			}
 
 #Report to file if enabled
 if ($FileReport -eq $true) {
 "Invoke-WindowsUpdate was run on $env:ComputerName, but no new updates were found. Please try again later." | Out-File -FilePath $Path
 }
 
 }
 else
 {
 #If updates are available, download and install
 write-progress -Activity 'Updating' -Status "Downloading $($downloader.Updates.count) updates"
 
 $Criteria="IsInstalled=0 and Type='Software'"
 $resultcode= @{0="Not Started"; 1="In Progress"; 2="Succeeded"; 3="Succeeded With Errors"; 4="Failed" ; 5="Aborted" }
 $Result= $downloader.Download()
 
 if (($Result.Hresult -eq 0) –and (($result.resultCode –eq 2) -or ($result.resultCode –eq 3)) ) {
        $updatesToInstall = New-object -com "Microsoft.Update.UpdateColl"
        $Updates | where {$_.isdownloaded} | foreach-Object {$updatesToInstall.Add($_) | out-null
 }
 
 $installer = $updateSession.CreateUpdateInstaller()
 $installer.Updates = $updatesToInstall
 
 write-progress -Activity 'Updating' -Status "Installing $($Installer.Updates.count) updates"
 
 $installationResult = $installer.Install()
 $Global:counter=-1
 
 $Report = $installer.updates |
 				Select-Object -property Title,EulaAccepted,@{Name='Result';expression={$ResultCode[$installationResult.GetUpdateResult($Global:Counter++).resultCode ] }},@{Name='Reboot required';expression={$installationResult.GetUpdateResult($Global:Counter++).RebootRequired }} |
 				ConvertTo-Html
 
 #Report to e-mail if enabled
 if ($EmailReport -eq $true) {
  $messageParameters = @{
                 Subject = "Windows Update report for $env:ComputerName.$env:USERDNSDOMAIN - $((Get-Date).ToShortDateString())"
                 Body =  $Report | Out-String
                 from = $From
                 To = $To
                 SmtpServer = $SMTPServer
             }
             Send-MailMessage @messageParameters -BodyAsHtml
 			}
 
 #Report to file if enabled
 if ($FileReport -eq $true) {
 $Report | Out-File -FilePath $path
 }
 
 #Reboot if autorestart is enabled and one or more updates are requiring a reboot
 if ($autoRestart -and $installationResult.rebootRequired) { shutdown.exe /t 0 /r }
 }
 }