Public/Graph/Get-GraphMailFolderAll.ps1
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function Get-GraphMailFolderAll { [CmdletBinding()] param ( [Parameter(ValueFromPipeline)] $UserPrincipalName ) process { foreach ($UPN in $UserPrincipalName) { if ([datetime]::UtcNow -ge $TimeToRefresh) { Connect-PoshGraphRefresh } $RestSplat = @{ Uri = "https://graph.microsoft.com/beta/users/{0}/mailfolders/msgfolderroot/childFolders" -f $UPN.UserPrincipalName Headers = @{ "Authorization" = "Bearer $Token" } Method = 'Get' } try { Write-Host "`r`nMailbox: $($UPN.UserPrincipalName) " -ForegroundColor Green -NoNewline $FolderList = (Invoke-RestMethod @RestSplat -Verbose:$false).value foreach ($Folder in $FolderList) { [PSCustomObject]@{ DisplayName = $UPN.DisplayName Mail = $UPN.Mail UserPrincipalName = $UPN.UserPrincipalName Folder = $Folder.DisplayName ChildFolderCount = $Folder.ChildFolderCount unreadItemCount = $Folder.unreaditemCount totalItemCount = $Folder.unreaditemCount wellKnownName = $Folder.wellKnownName ParentFolderId = $Folder.ParentFolderId Id = $Folder.Id } if ($Folder.ChildFolderCount -ge 1) { $ChildSplat = @{ DisplayName = $UPN.DisplayName Mail = $UPN.Mail UserPrincipalName = $UPN.UserPrincipalName } $Folder | Get-GraphMailFolderChild @ChildSplat } } } catch { Write-Host "Not Found" -ForegroundColor Red -NoNewline } } } } |