update

2020-08-14 14:19:37 -04:00
parent d18f8dad97
commit f2b358d8dd
24 changed files with 253 additions and 180 deletions
@@ -0,0 +1,59 @@
+## Get all of the uninstall registry keys
+$UNINSTALL_KEYS = Get-ChildItem -Path HKLM:\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall
+$UNINSTALL_KEYS += Get-ChildItem -Path HKLM:\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Uninstall
+
+## Create an empty list to store all of the MSI operations
+$MSI_OPS = @{}
+
+Foreach ( $reg in $UNINSTALL_KEYS )
+{
+    ## Get each uninstall key
+    $reg_property = Get-ItemProperty -Path $reg.PSPath
+
+    ## Make sure the DisplayName matches "Java 8" or "Java 7"
+    If ( ($reg_property.DisplayName -ilike "Java* 8 *") -or ($reg_property.DisplayName -ilike "Java* 7 *") )
+    {
+        ## Make sure the software was installed using an MSI
+        If ( $reg_property.WindowsInstaller -eq 1 )
+        {
+            ## Placeholder to make sure we add the current item to $MSI_OPS
+            $ADD_ITEM = $true
+
+            ## Get the product code from the UninstallString
+            If ( $reg_property.UninstallString )
+            {
+                ## Strip away the command part of UninstallString and only return the MSI product code
+                $PRODUCT_CODE = $reg_property.UninstallString.Replace('MsiExec.exe /X','')
+            }
+
+            ## Get the product code from the ModifyPath
+            ElseIf ( $reg_property.ModifyPath )
+            {
+                ## Strip away the command part of ModifyPath and only return the MSI product code
+                $PRODUCT_CODE = $reg_property.ModifyPath.Replace('MsiExec.exe /X','')
+            }
+
+            ## Since we can't get a product code, make sure we don't add this item to $MSI_OPS
+            Else { $ADD_ITEM = $false }
+            
+            ## Add the DisplayName and $PRODUCT_CODE to $MSI_OPS
+            If ( $ADD_ITEM ) { $MSI_OPS.Add( $reg_property.DisplayName, $PRODUCT_CODE ) }
+        }
+    }
+}
+
+## Uninstall each of the products in $MSI_OPS
+Foreach ( $app in $MSI_OPS.Keys )
+{
+    Write-Output $app
+    $args = '/X{0} /qn /norestart' -f $MSI_OPS[$app]
+    Start-Process -FilePath "msiexec.exe" -ArgumentList $args -Wait
+}
+
+# Delete lingering directories and binary files
+If ( Test-Path "${Env:ProgramData}\Oracle\Java" )
+{
+    Write-Output "Deleting ${Env:ProgramData}\Oracle\Java\*"
+    Try { Remove-Item -Path "${Env:ProgramData}\Oracle\Java" -Recurse -Force }
+    Catch { Write-Output $_ }
+}