Public/Functions/Support/Helper/Test-TeamsUser.ps1
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# Module: TeamsFunctions # Function: Support # Author: David Eberhardt # Updated: 01-JUL-2020 # Status: PreLive function Test-TeamsUser { <# .SYNOPSIS Tests whether an Object exists in Teams (record found) .DESCRIPTION Simple lookup - does the Object exist - to avoid TRY/CATCH statements for processing .PARAMETER Identity Mandatory. The sign-in address or User Principal Name of the user account to modify. .EXAMPLE Test-TeamsUser -Identity $UPN Will Return $TRUE only if the object $UPN is found. Will Return $FALSE in any other case, including if there is no Connection to SkypeOnline! #> [CmdletBinding()] [OutputType([Boolean])] param( [Parameter(Mandatory = $true, ValueFromPipeline, HelpMessage = "This is the UserID (UPN)")] [string]$Identity ) #param begin { Show-FunctionStatus -Level PreLive Write-Verbose -Message "[BEGIN ] $($MyInvocation.Mycommand)" # Asserting SkypeOnline Connection if (-not (Assert-SkypeOnlineConnection)) { break } } #begin process { Write-Verbose -Message "[PROCESS] $($MyInvocation.Mycommand)" try { $null = Get-CsOnlineUser -Identity $Identity -WarningAction SilentlyContinue -ErrorAction STOP return $true } catch [System.Exception] { return $False } } #process end { Write-Verbose -Message "[END ] $($MyInvocation.Mycommand)" } #end } #Test-TeamsUser |