Samples/simpleAttachDownload.ps1
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Import-Module Exch-Rest -Force $MailboxName = "user@domain.com" $Subject = "Daily Export" $ProcessedFolderPath = "\Inbox\Processed" $downloadDirectory = "c:\temp" ##Get the Access Token $AccessToken = Get-EXRAccessToken -MailboxName $MailboxName -ClientId 5471030d-f311-4c5d-91ef-74ca885463a7 -redirectUrl "urn:ietf:wg:oauth:2.0:oob" -ResourceURL graph.microsoft.com ##Search the Inbox $Filter = "IsRead eq false AND HasAttachments eq true AND Subject eq '" + $Subject + "'" $Items = Get-EXRWellKnownFolderItems -MailboxName $MailboxName -AccessToken $AccessToken -WellKnownFolder Inbox -Filter $Filter if($Items -ne $null){ if($Items -is [system.array]){ Write-Host ($Items.Count.ToString() + " Items Found ") } else{ Write-Host "Found 1 item" } foreach ($item in $Items) { Write-Host ("Processing Item received " + $Item.receivedDateTime) $item Get-EXRAttachments -MailboxName $MailboxName -ItemURI $item.ItemRESTURI -MetaData -AccessToken $AccessToken | ForEach-Object{ $attach = Invoke-EXRDownloadAttachment -MailboxName $MailboxName -AttachmentURI $_.AttachmentRESTURI -AccessToken $AccessToken $fiFile = new-object System.IO.FileStream(($downloadDirectory + "\" + $attach.Name.ToString()), [System.IO.FileMode]::Create) $attachBytes = [System.Convert]::FromBase64String($attach.ContentBytes) $fiFile.Write($attachBytes, 0, $attachBytes.Length) $fiFile.Close() write-host ("Downloaded Attachment : " + (($downloadDirectory + "\" + $attach.Name.ToString()))) } $UpdateProps = @() $UpdateProps += (Get-EXRItemProp -Name IsRead -Value true -NoQuotes) Update-EXRMessage -MailboxName $MailboxName -AccessToken $AccessToken -ItemURI $item.ItemRESTURI -StandardPropList $UpdateProps Move-EXRMessage -MailboxName $MailboxName -ItemURI $item.ItemRESTURI -TargetFolderPath $ProcessedFolderPath -AccessToken $AccessToken } } else{ Write-Host "No Item found" } |