Powershell Script to see if someone is in an active Teams call/meeting

lkimble711 

You can try this graph API query, in PowerShell command execution

enable "Presence.ReadALL" graph API permission on your APP.

$ClientID = "your client ID" #App ID

$ClientSecret = "your secret"

$TenatDomainName = "yourdomain.com"

$tenantId = "Tenant ID" 

$Body = @{   

Grant_Type    = "client_credentials"

Scope         = "https://graph.microsoft.com/.default"

client_Id     = $ClientID

Client_Secret = $ClientSecret

}

$ConnectGraph = Invoke-RestMethod -Uri "https://login.microsoftonline.com/$tenantId/oauth2/v2.0/token" `

-Method POST -Body $Body

$token = $ConnectGraph.access_token

########################################################################

# Get all users Presence Status.

Write-Verbose -Verbose -Message "Getting all users Presence Status...."

$UsersGpUri = 'https://graph.microsoft.com/v1.0/users?$select=id,displayName'

$Graphresult = (Invoke-RestMethod -Headers @{Authorization = "Bearer $($token)"} -Uri $UsersGpUri -Method Get)

$Gpusers = @()

$Gpusers += $Graphresult.value

$Pages = $Graphresult.'@odata.nextLink'

while($null -ne $Pages) {

Write-Warning "Checking Next page"

$Addtional = Invoke-RestMethod -Headers @{Authorization = "Bearer $($Token)mailto:%22%20%7d%20-Uri%20$Pages%20-Method%20Get%0dif%20($Pages)%7b%0d$Pages%20=%20$Addtional.%22@odata.nextLink

mailto:%22%20%7d%20-Uri%20$Pages%20-Method%20Get%0dif%20($Pages)%7b%0d$Pages%20=%20$Addtional.%22@odata.nextLink

mailto:%22%20%7d%20-Uri%20$Pages%20-Method%20Get%0dif%20($Pages)%7b%0d$Pages%20=%20$Addtional.%22@odata.nextLink"

}

$Gpusers += $Addtional.value

}

$users = $Gpusers

foreach ($user in $users)

{

    $UserID = $user.id   

    $userName = $user.displayName   

        $UserPresenceUri = "https://graph.microsoft.com/v1.0/users/$UserID/presence"

        $GraphPreresult = (Invoke-RestMethod -Headers @{Authorization = "Bearer $($token)"} -Uri $UserPresenceUri -Method Get)

        $userPresence = $GraphPreresult.availability

        $UsersPre = @()

        #$GpPreusers += $GraphPreresult.value

        $UsersPre +=[PSCustomObject]@{

                userName = $userName

                Presence = $userPresence

                }

                $UsersPre

    }