External/powershell-scripts
1
0
Fork 0
mirror of https://github.com/admindroid-community/powershell-scripts.git synced 2025-12-17 08:25:20 +00:00
Code Issues Packages Projects Releases Wiki Activity

Find Teams Channels with External Members

Browse Source 
Due to issue in MS Graph PowerShell (Version 2.27.0 or 2.28.0), API call is used to retrieve external membership.
This commit is contained in:
AdminDroid 2025-07-07 15:22:59 +05:30
parent fa8ebd1b58
commit 95a479bf15
1 changed files with 33 additions and 20 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

27
Find Teams Channels with External Users/FindTeamsChannelsWithExternalMembers.ps1
View File

@ -1,7 +1,7 @@
<#
=============================================================================================
Name: Find All Team Channels with External Members in Microsoft 365
Version: 1.0
Version: 1.1
Website: o365reports.com
Script Highlights:
@ -16,6 +16,12 @@ Script Highlights:
6. It can be executed with certificate-based authentication (CBA) too.
7. The script is schedular-friendly.
Change log:
~~~~~~~~~~~
V1.0 (Feb 04, 2025) – File created.
V1.1 (Jul 07, 2025) – Due to issue in MS Graph PowerShell cmdlet, API call is used to retrieve external membership.
For detailed Script execution: https://o365reports.com/2025/02/04/get-all-teams-channels-with-external-members/
============================================================================================
#>
@ -126,12 +132,14 @@ Get-MgTeam -Filter "$($TeamFilter)" -All | ForEach-Object {
$ExternalUserFound = $false
Write-Progress -Activity "`n Processed Teams count: $ProcessedTeamsCount"`n" Processing Channel: $($ChannelDisplayName) from Team: $($TeamDisplayName)"
Get-MgTeamChannelMember -All -Team $TeamId -Channel $ChannelId | ForEach-Object {
$ExternalMemberTenantId = $_.AdditionalProperties["tenantId"]
if (($ExternalMemberTenantId -ne $TenantId) -or ($_.Roles -contains "guest")){
$ExternalMemberName = $_.DisplayName
$ExternalMemberEmail = $_.AdditionalProperties["email"]
$ExternalMemberGuid = $_.AdditionalProperties["userId"]
#Get-MgTeamChannelMember -All -Team $TeamId -Channel $ChannelId | ForEach-Object {
try {
(Invoke-MgGraphRequest -Method GET -Uri "/v1.0/teams/$($TeamId)/channels/$($ChannelId)/members" -ErrorAction Stop).value | ForEach-Object {
$ExternalMemberTenantId = $_.tenantId
if (($ExternalMemberTenantId -ne $TenantId) -or ($_.roles -contains "guest")) {
$ExternalMemberName = $_.displayName
$ExternalMemberEmail = $_.email
$ExternalMemberGuid = $_.userId
if (($MembershipType -notin @("standard","private"))) { $MembershipType = "shared" }
@ -150,6 +158,11 @@ Get-MgTeam -Filter "$($TeamFilter)" -All | ForEach-Object {
$TeamsChannelsWithExternalMembersCount++
Print_SummaryReportContent
}
}
catch {
Write-Host "Error occurred while fetching members for Channel: $($ChannelDisplayName) in Team: $($TeamDisplayName)."
}
}
}
# Disconnect from Microsoft Graph