e2g.ps1: ignore but preserve case evaluating mailbox addresses

References: GXH-71

tools/exchange2grommunio.ps1

@@ -117,13 +117,15 @@ $LinuxUser = "root"
 # The $LinuxUser password - or use certificate based authentication
 $LinuxUserPWD = "Secret_root_Password"
 
-# Import only these mailboxes, an array of mail addresses, $IgnoreMboxes will be honored
-# To import all mailboxes leave empty, to import only some mailboxes, populate $ImportMboxes
-#[string] $ImportMboxes = '[email protected]','[email protected]'
+# Import only these mailboxes, an array of mail addresses, case insensitive,
+# $IgnoreMboxes will be honored.
+# To import all mailboxes leave empty, to import only some mailboxes, populate
+# $ImportMboxes.
+#[string] $ImportMboxes = '[email protected]','[email protected]'
 [string] $ImportMboxes = ''
 
-# Ignore these mailboxes, an array of mail addresses
-[string] $IgnoreMboxes = 'testx1@example.com','testx2@example.com'
+# Ignore these mailboxes, an array of mail addresses, case insensitive
+[string] $IgnoreMboxes = 'TestX1@example.com','Testx2@example.com'
 
 # Delete .pst files after import to save space.
 $DeletePST = $true
@@ -420,22 +422,22 @@ foreach ($Mailbox in (Get-Mailbox)) {
 
  if ($ImportMboxes.length -gt 5) {
  # Use $ImportMboxes only if it contains a minimum of one mail address
- if ($ImportMboxes.contains($MigMBox)) {
+ if ($ImportMboxes.ToLower().contains($MigMBox.ToLower())) {
  Write-MLog "Mailbox: $MigMBox found in `$ImportMboxes list." green
  } else {
  $MailboxesSkipped++
  $MailboxesTotal++
  Write-MLog "Ignoring mailbox: $MigMBox, mailbox not in `$ImportMboxes list." yellow
  continue
- } # if ($ImportMboxes.contains($MigMBox))
+ }
  } # if ($ImportMboxes.length -gt 5)
 
- if ($IgnoreMboxes.contains($MigMBox)) {
+ if ($IgnoreMboxes.ToLower().contains($MigMBox.ToLower())) {
  $MailboxesSkipped++
  $MailboxesTotal++
  Write-MLog "Ignoring mailbox: $MigMBox, found mailbox in `$IgnoreMboxes list." yellow
  continue
- } # if ($IgnoreMboxes.contains($MigMBox))
+ }
  Write-MLog "" white
  # Clean up before exporting a mailbox
  # Remove all MailboxExportRequest, to make check for "Completed" more robust