From 1edc9932a6eddff5f43616d8f8446684ef65d8ad Mon Sep 17 00:00:00 2001
From: Danny de Kooker <d.dekooker@dcomputers.nl>
Date: Wed, 5 Mar 2025 21:54:08 +0100
Subject: [PATCH] initial script

---
 Exchange/Export-all-mailboxes.ps1 | 36 +++++++++++++++++++++++++++++++
 1 file changed, 36 insertions(+)
 create mode 100644 Exchange/Export-all-mailboxes.ps1

diff --git a/Exchange/Export-all-mailboxes.ps1 b/Exchange/Export-all-mailboxes.ps1
new file mode 100644
index 0000000..bd8c464
--- /dev/null
+++ b/Exchange/Export-all-mailboxes.ps1
@@ -0,0 +1,36 @@
+$ExportPath = "" #Specify the export path as UNC path!
+$Mailboxes = Get-Mailbox -ResultSize Unlimited
+$TotalMailboxes = $Mailboxes.Count
+$CurrentMailbox = 0
+
+foreach ($Mailbox in $Mailboxes) {
+    $CurrentMailbox++
+
+    # Start Export Request
+    New-MailboxExportRequest -Mailbox $Mailbox.Identity -FilePath "$ExportPath\$($Mailbox.Alias).pst"
+
+    Write-Host "Export started for: $($Mailbox.Alias). Waiting for completion..."
+
+    do {
+        Start-Sleep -Seconds 5  # Wait before checking again
+        
+        # Check if the mailbox export is still in progress
+        $ExportRequest = Get-MailboxExportRequest -Mailbox $Mailbox.Identity | Where-Object { $_.Status -ne "Completed" }
+        $ExportStats = Get-MailboxExportRequestStatistics -Mailbox $Mailbox.Identity -ErrorAction SilentlyContinue
+
+        # Get completion percentage of the current mailbox export
+        $MailboxPercentComplete = if ($ExportStats) { $ExportStats.PercentComplete } else { 0 }
+
+        # Calculate overall progress
+        $OverallPercentComplete = [math]::Round((($CurrentMailbox - 1 + ($MailboxPercentComplete / 100)) / $TotalMailboxes) * 100, 2)
+
+        # Display Progress Bar for Overall Process
+        Write-Progress -Activity "Exporting Mailboxes" `
+                       -Status "Processing: $($Mailbox.Alias) ($MailboxPercentComplete% complete)" `
+                       -PercentComplete $OverallPercentComplete
+    } while ($ExportRequest)
+
+    Write-Host "Export completed for: $($Mailbox.Alias)"
+}
+
+Write-Host "All mailbox exports completed!"