From 8bd03d744413d70f787689a60374503d1e16670e Mon Sep 17 00:00:00 2001
From: AdminDroid <49208841+admindroid-community@users.noreply.github.com>
Date: Tue, 14 Mar 2023 18:11:20 +0530
Subject: [PATCH] Export Shared Channel Members Report

Export Shared Channel Members Report
---
 .../GetSharedChannelMembersReport.ps1         | 142 ++++++++++++++++++
 1 file changed, 142 insertions(+)
 create mode 100644 Export Shared channel members report/GetSharedChannelMembersReport.ps1

diff --git a/Export Shared channel members report/GetSharedChannelMembersReport.ps1 b/Export Shared channel members report/GetSharedChannelMembersReport.ps1
new file mode 100644
index 0000000..edb5473
--- /dev/null
+++ b/Export Shared channel members report/GetSharedChannelMembersReport.ps1	
@@ -0,0 +1,142 @@
+<#
+=============================================================================================
+Name:           Microsoft Teams Shared Channel Members Report
+website:        o365reports.com
+For detailed Script execution:  https://o365reports.com/2023/02/28/ms-teams-shared-channel-membership-report
+============================================================================================
+#>
+param(
+[string]$UserName, 
+[string]$Password, 
+[string]$CertificateThumbprint,
+[string]$ApplicationId,
+[string]$TenantId,
+[string]$TeamName
+) 
+
+#Connect to Microsoft Teams
+$Module=Get-Module -Name MicrosoftTeams -ListAvailable 
+if($Module.count -eq 0)
+{
+ Write-Host MicrosoftTeams module is not available  -ForegroundColor yellow 
+ $Confirm= Read-Host Are you sure you want to install module? [Y] Yes [N] No
+ if($Confirm -match "[yY]")
+ {
+  Install-Module MicrosoftTeams -Scope CurrentUser
+ }
+ else
+ {
+  Write-Host MicrosoftTeams module is required.Please install module using Install-Module MicrosoftTeams cmdlet.
+  Exit
+ }
+}
+
+#Storing credential in script for scheduling purpose/ Passing credential as parameter
+if(($UserName -ne "") -and ($Password -ne ""))
+{
+ $SecuredPassword = ConvertTo-SecureString -AsPlainText $Password -Force
+ $Credential  = New-Object System.Management.Automation.PSCredential $UserName,$SecuredPassword
+ Connect-MicrosoftTeams -Credential $Credential
+}
+elseif(($CertificateThumbprint -ne "") -and ($ApplicationId -ne "") -and ($TenantId -ne ""))
+{
+ Connect-MicrosoftTeams -CertificateThumbprint $CertificateThumbprint -ApplicationId $ApplicationId -TenantId $TenantId
+}
+else
+{  
+ Connect-MicrosoftTeams | Out-Null
+}
+
+Function Process_TeamChannel
+{
+ Get-TeamAllChannel -GroupId $TeamId -MembershipType Shared | foreach {
+  $global:SharedChannelCount++
+  $ChannelName=$_.DisplayName
+  $Description=$_.Description
+  $HostTeamId=$_.HostTeamId
+  if($Description -eq $null)
+  {
+   $Description="-"
+  }
+  if($HostTeamId -eq $TeamId )
+  {
+   $SharedChannelType="Team hosted channel"
+  }
+  else
+  {
+   $SharedChannelType="Incoming channel"
+  }
+  $Membership=Get-TeamChannelUser -GroupId $HostTeamId -DisplayName $ChannelName
+  $AllMembers= (@($Membership.user)-join ',')
+  $MembersCount=$Membership.Count
+
+  #Exporting shared channel summary report
+  $Result = @{'Team Name'=$Teamname;'Shared Channel Name'=$ChannelName;'Shared Channel Type'=$SharedChannelType;'Description'=$Description;'Channel Members'=$AllMembers;'Members Count'=$MembersCount }
+  $Results = New-Object PSObject -Property $Result
+  $Results |select-object 'Team Name','Shared Channel Name','Shared Channel Type','Description','Members Count','Channel Members' | Export-Csv -Path $OutputCSVName -Notype -Append
+
+  foreach($Member in $Membership)
+  {
+   $Name=$Member.Name
+   $Email=$Member.User
+   $Role=$Member.Role
+   $Output=@{'Team Name'=$Teamname;'Shared Channel Name'=$ChannelName;'Shared Channel Type'=$SharedChannelType;'Description'=$Description;'Member Name'=$Name;'Member Email'=$Email;'Role'=$Role}
+   $Outputs = New-Object PSObject -Property $Output
+   $Outputs | Select-Object 'Team Name','Shared Channel Name','Shared Channel Type','Description','Member Name','Member Email','Role' | Export-Csv -Path $OutputCSV -Notype -Append
+  }
+ }
+}
+
+$Result=""  
+$Results=@()
+$Output=""
+$Outputs=@() 
+
+$OutputCSVName=".\SharedChannelReport_$((Get-Date -format yyyy-MMM-dd-ddd` hh-mm` tt).ToString()).csv"
+$OutputCSV=".\Detailed_SharedChannelMembershipReport_$((Get-Date -format yyyy-MMM-dd-ddd` hh-mm` tt).ToString()).csv"
+Write-Host Generating shared channel membership report...  -ForegroundColor Yellow
+$ProcessedCount=0
+$global:SharedChannelCount=0
+
+#Process all teams
+if($TeamName -eq "")
+{
+ Get-Team | foreach {
+  $TeamName=$_.DisplayName
+  $TeamId=$_.GroupId
+  $ProcessedCount++
+  Write-Progress -Activity "`n     Processed teams count: $ProcessedCount "`n"  Currently Processing team: $TeamName"
+  Process_TeamChannel
+ }
+}
+
+else
+{
+ $TeamDetails=Get-Team -DisplayName $TeamName     
+ if($TeamDetails -eq $null)
+ {
+  Write-Host Team $TeamName is not available. Please check the team name. -ForegroundColor Red
+ }
+ else
+ {
+  $TeamId=$TeamDetails.GroupId  
+  Process_TeamChannel
+ }
+}
+
+#Open output file after execution  
+Write-Host `nScript executed successfully 
+Write-Host `n$SharedChannelCount shared channels exported in the output file.
+if((Test-Path -Path $OutputCSVName) -eq "True") 
+{
+ Write-Host "Shared channel summary report available in: $OutputCSVName"  -ForegroundColor Green 
+ Write-Host "Detailed shared channel membership report available in: $OutputCSV"  -ForegroundColor Green
+ $Prompt = New-Object -ComObject wscript.shell   
+ $UserInput = $Prompt.popup("Do you want to open output file?",`   
+ 0,"Open Output File",4)   
+ If ($UserInput -eq 6)   
+ {   
+  Invoke-Item "$OutputCSVName"
+  Invoke-Item "$OutputCSV"   
+ }  
+} 
\ No newline at end of file