functions/other/Invoke-EXRDownloadAttachment.ps1
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function Invoke-EXRDownloadAttachment { [CmdletBinding()] param ( [Parameter(Position = 0, Mandatory = $false)] [string] $MailboxName, [Parameter(Position = 1, Mandatory = $true)] [string] $AttachmentURI, [Parameter(Position = 2, Mandatory = $false)] [psobject] $AccessToken, [Parameter(Position = 3, Mandatory = $false)] [String] $DownloadPath ) Begin { if($AccessToken -eq $null) { $AccessToken = Get-ProfiledToken -MailboxName $MailboxName if($AccessToken -eq $null){ $AccessToken = Get-EXRAccessToken -MailboxName $MailboxName } } if([String]::IsNullOrEmpty($MailboxName)){ $MailboxName = $AccessToken.mailbox } $HttpClient = Get-HTTPClient -MailboxName $MailboxName $AttachmentURI = $AttachmentURI + "?`$expand" $AttachmentObj = Invoke-RestGet -RequestURL $AttachmentURI -HttpClient $HttpClient -AccessToken $AccessToken -MailboxName $MailboxName -TrackStatus:$true if([String]::IsNullOrEmpty($DownloadPath)){ return $AttachmentObj }else{ $attachBytes = [System.Convert]::FromBase64String($AttachmentObj.ContentBytes) [System.IO.File]::WriteAllBytes($DownloadPath,$attachBytes) } } } |