Public/Groups/UserGroups/Get-JCUserGroupMember.ps1

Function Get-JCUserGroupMember ()
{
    [CmdletBinding(DefaultParameterSetName = 'ByGroup')]

    param
    (

        [Parameter(Mandatory, ValueFromPipelineByPropertyName, ParameterSetName = 'ByGroup', Position = 0, HelpMessage = 'The name of the JumpCloud User Group you want to return the members of.')]
        [Alias('name')]
        [String]$GroupName,

        [Parameter(Mandatory, ValueFromPipelineByPropertyName, ParameterSetName = 'ByID', HelpMessage = 'If searching for a User Group using the GroupID populate the GroupID in the -ByID field.')]
        [String]$ByID
    )

    begin

    {
        Write-Debug 'Verifying JCAPI Key'
        if ($JCAPIKEY.length -ne 40) {Connect-JConline}

        Write-Debug 'Populating API headers'
        $hdrs = @{

            'Content-Type' = 'application/json'
            'Accept'       = 'application/json'
            'X-API-KEY'    = $JCAPIKEY

        }

        if ($JCOrgID)
        {
            $hdrs.Add('x-org-id', "$($JCOrgID)")
        }

        [int]$limit = '100'
        Write-Debug "Setting limit to $limit"

        Write-Debug 'Initilizing resultsArray and results ArraryByID'
        $rawResults = @()
        $resultsArray = @()

        if ($PSCmdlet.ParameterSetName -eq 'ByGroup')
        {
            Write-Debug 'Populating GroupNameHash'
            $GroupNameHash = Get-Hash_UserGroupName_ID
            Write-Debug 'Populating UserIDHash'
            $UserIDHash = Get-Hash_ID_Username
        }

    }


    process

    {

        if ($PSCmdlet.ParameterSetName -eq 'ByGroup')

        {
            foreach ($Group in $GroupName)

            {
                if ($GroupNameHash.containsKey($Group))

                {
                    $Group_ID = $GroupNameHash.Get_Item($Group)
                    Write-Debug "$Group_ID"

                    [int]$skip = 0 #Do not change!
                    Write-Debug "Setting skip to $skip"

                    while ($rawResults.Count -ge $skip)
                    {
                        $limitURL = "$JCUrlBasePath/api/v2/usergroups/$Group_ID/members?limit=$limit&skip=$skip"
                        Write-Debug $limitURL
                        $results = Invoke-RestMethod -Method GET -Uri $limitURL -Headers $hdrs -UserAgent:(Get-JCUserAgent)
                        $skip += $limit
                        $rawResults += $results
                    }

                    foreach ($uid in $rawResults)
                    {
                        $Username = $UserIDHash.Get_Item($uid.to.id)

                        $FomattedResult = [pscustomobject]@{

                            'GroupName' = $GroupName
                            'Username'  = $Username
                            'UserID'    = $uid.to.id
                        }

                        $resultsArray += $FomattedResult
                    }

                    $rawResults = $null

                }

                else { Throw "Group does not exist. Run 'Get-JCGroup -type User' to see a list of all your JumpCloud user groups."}

            }
        }

        elseif ($PSCmdlet.ParameterSetName -eq 'ByID')

        {
            [int]$skip = 0 #Do not change!

            while ($resultsArray.Count -ge $skip)
            {

                $limitURL = "$JCUrlBasePath/api/v2/usergroups/$ByID/members?limit=$limit&skip=$skip"
                Write-Debug $limitURL
                $results = Invoke-RestMethod -Method GET -Uri $limitURL -Headers $hdrs -UserAgent:(Get-JCUserAgent)
                $skip += $limit
                $resultsArray += $results
            }

        }
    }
    end
    {
        return $resultsArray
    }
}