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App Update Scripts/Dell Command Update - Update Everything.ps1

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+<#
+Author: Gabe Kerntke
+Date: 02-18-2025
+
+.Synopsis
+
+.Modified
+2025-02-18 (GabeK) - Original script created
+2025-07-01 (GabeK) - Script updated to use version 5.5 and use functions script
+#>
+
+# Variables #
+$App_Name = "Dell Command"
+$File_Name_Prefix = "Dell-Command-x64"
+$File_Name_Extension = "exe"
+$Install_Parameters = "/s"
+$EPCache_Folder = "3rd Party Patches\$App_Name"
+$Version_URL = (Invoke-WebRequest -UseBasicParsing "https://www.dell.com/support/kbdoc/en-us/000177325/dell-command-update").Content | Select-String -Pattern '<td(.*?)</td>' -AllMatches | 
+ForEach-Object { $_.Matches } | ForEach-Object { $_.Groups[1].Value } | Select-Object -First 1
+$A = $Version_URL.Substring(30)
+$Online_Version = $A.Substring(0, $A.Length - 10) -replace "[^\d*\.?\d*$/]" , '' -replace "/" , ""
+$DownloadURL = "https://downloads.dell.com/FOLDER13309588M/1/Dell-Command-Update-Windows-Universal-Application_C8JXV_WIN64_5.5.0_A00.EXE"
+$File_Name = "$File_Name_Prefix-$Online_Version.$File_Name_Extension"
+$Manufacturer = (Get-CimInstance Win32_ComputerSystem).Manufacturer
+
+# Functions #
+
+Function Initialize-Commands {
+    .\dcu-cli.exe /scan
+    .\dcu-cli.exe /applyUpdates -silent
+    $BLinfo = Get-Bitlockervolume
+    If ($blinfo.ProtectionStatus -eq 'On' -and $blinfo.EncryptionPercentage -eq '100') {
+        Manage-bde -Protectors -Disable C: -RebootCount 1
+    }
+    Restart-Computer -Force
+}
+
+Function Invoke-Commands {
+    If (Test-Path "C:\Program Files\Dell\CommandUpdate\") {
+        Set-Location "C:\Program Files\Dell\CommandUpdate\"
+        Initialize-Commands
+    }
+    ElseIf (Test-Path "C:\Program Files (x86)\Dell\CommandUpdate\") {
+        Set-Location "C:\Program Files (x86)\Dell\CommandUpdate\"
+        Initialize-Commands
+    }
+    Else { Write-Host "Dell Command Update isn't installed, trying running the script again." }
+}
+
+Function Uninstall-App {
+    $Uninstall = Get-WmiObject Win32_Product -filter "name like '$App_Name%'" | ForEach-Object { $_.Uninstall() }
+    $Value = $Uninstall | Select-Object -ExpandProperty ReturnValue
+    
+    If ($Value -eq "0") {
+        Write-Host "$App_Name uninstalled successfully, please rerun script to continue."
+        $BLinfo = Get-Bitlockervolume
+        If ($blinfo.ProtectionStatus -eq 'On' -and $blinfo.EncryptionPercentage -eq '100') {
+            Manage-bde -Protectors -Disable C: -RebootCount 1
+        }
+        Restart-Computer -Force
+    }
+    Else {
+        Write-Host "Failed to uninstall $App_Name, exiting script"
+        Exit
+    }
+}
+
+Function Install-dot_net {
+    Invoke-WebRequest -UseBasicParsing "https://builds.dotnet.microsoft.com/dotnet/WindowsDesktop/8.0.17/windowsdesktop-runtime-8.0.17-win-x64.exe" -OutFile "C:\Temp\windowsdesktop-runtime-8.0.17-win-x64.exe"
+    Start-Process "C:\Temp\Script Cache\windowsdesktop-runtime-8.0.17-win-x64.exe" -ArgumentList "/install /quiet /norestart"
+    Start-Sleep 15
+    Remove-Item "C:\Temp\Script Cache\windowsdesktop-runtime-8.0.17-win-x64.exe" -Force
+}
+
+#Region Script Start
+If ((Test-Path "C:\Temp\Script Cache") -eq $False) { New-Item -ItemType directory -Path "C:\Temp\Script Cache" }
+Invoke-WebRequest -UseBasicParsing "https://scripts.gabesville.com/Gabesville/Powershell-Scripts/raw/branch/main/Functions%20Scripts/Functions.ps1" -outfile "C:\Temp\Script Cache\Functions.ps1"
+. "C:\Temp\Script Cache\Functions.ps1"
+
+#Check if device is a dell
+If ($Manufacturer -eq "Dell Inc.") {
+    #Check to see if program is installed
+    $Applist = Get-Software | Sort-Object -Descending
+
+    If ($Applist.DisplayName -like "*$App_Name*") { 
+        #Get currently installed version 
+        $Local_Version = Get-Software | Where-Object { $_.DisplayName -like "*$App_Name*" } | Select-Object -ExpandProperty DisplayVersion
+
+        #Comparing version already installed to what is online
+        If ($Local_Version -lt $Online_Version) {
+            Close-App
+            Uninstall-App
+        }
+        Else { Invoke-Commands }
+    }
+    Else { 
+        Install-dot_net
+        Test-Probe_Online
+        Install-App
+        Invoke-Commands
+    }
+}
+Else { Write-Host "Device is not a Dell: $Manufacturer" }
+#Region End Script