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# Clean-up (old) backup files created by WSS v3 (STSADM.EXE)
# Created by Marco
# Tested with PowerShell RTM v1.0
# Location of spbrtoc.xml
$spbrtoc = "E:\Backup\Sharepoint\spbrtoc.xml"
# Days of backup that will be remaining after backup cleanup.
$days = 5
# Import the Sharepoint backup report xml file
[xml]$sp = gc $spbrtoc
# Find the old backups in spbrtoc.xml
$old = $sp.SPBackupRestoreHistory.SPHistoryObject | ? { $_.SPStartTime -lt ((get-date).adddays(-$days)) }
if ($old -eq $Null) { write-host "No reports of backups older than $days days found in spbrtoc.xml.`nspbrtoc.xml isn't changed and no files are removed.`n" ; break}
# Delete the old backups from the Sharepoint backup report xml file
$old | % { $sp.SPBackupRestoreHistory.RemoveChild($_) }
# Delete the physical folders in which the old backups were located
$old | % { Remove-Item $_.SPBackupDirectory -Recurse }
# Save the new Sharepoint backup report xml file
$sp.Save($spbrtoc)
Write-host "Backup(s) entries older than $days days are removed from spbrtoc.xml and harddisc." |