Assign nPrinting roles with nPrinting CLI using PowerShell

AssignNPrintingRoles.ps1

<#
    # # # #  Assign nPrinting roles with nPrinting CLI using PowerShell  # # # #
    - Created by:   Austin Spivey (aspivey@copleycg.com)
    - Uses:         https://github.com/QlikProfessionalServices/QlikNPrinting-CLI
    - Last updated: 12/16/2021
    -License:       MIT
    
    Copyright 2021 Austin Spivey (aspivey@copleycg.com)
#>


# Global
$root = "https://nprintdev:4993/api/v1"
$WebSession = New-Object Microsoft.PowerShell.Commands.WebRequestSession


# Authenticate
$uri = "$root/login/ntlm"
# $cred = Get-Credential # Usually don't need this, just UseDefaultCredentials

$token = Invoke-RestMethod -Uri $uri -WebSession $WebSession -UseDefaultCredentials
$cookies = $WebSession.Cookies.GetCookies($uri)
$xsrf_token = $($cookies | Where-Object {$_.Name -eq "NPWEBCONSOLE_XSRF-TOKEN"}).Value


# function for subsequent calls
function Call-nPrint {
    
    [CmdletBinding()]
    param (
        [Parameter(Mandatory)]
        [string]$Uri,
        [string]$Method = "GET",
        [string]$Body
    )

    [System.Uri]$uri = "$root/$Uri"

    $props = @{
    Uri = $uri.AbsoluteUri
    WebSession = $WebSession
    UseDefaultCredentials = $true
    Method = $Method
    }

    # $props = $propsDefault

    if ( $Method -eq "PUT" ) {
        $Headers = @{ "X-XSRF-TOKEN" = $xsrf_token }
        $props.Add("Headers", $Headers)
        $props.Add("ContentType", "application/json")
        $props.Add("Body", $Body)
    }

    $res = Invoke-RestMethod @props
    $res.data
}


# Get list of roles
$roles = Call-nPrint "roles"


# Select the "On-Demand Reports" roles
$roleID = $roles.items | ? {$_.name -Like "*demand*"} | select -ExpandProperty id


# Get list of groups
$groups = Call-nPrint "groups"
$groups.items


# Grab the found group ID
$grpID = $groups.items[0].id


# Get users for that group
$users = Call-nPrint "groups/$grpID/users"
$user_list = $users.items


# Loop through users, assigning "On-Demand role"
foreach ($user in $user_list) {

    # Print user
    $usr = Call-nPrint "users/$user"
    Write-Host "$($usr.userName) ($user)"

    # Get list of current roles
    $usr_roles = Call-nPrint "users/$user/roles"
    Write-Host "Current roles for $($usr.userName):"
    Write-Host $usr_roles

    # Add new role to that list
    $new_roles = $usr_roles.items += $roleID
    $new_roles = $new_roles | Get-Unique
    Write-Host "New roles for $($usr.userName):"
    Write-Host $new_roles

    # Assign the updated roles list
    $body_text = $new_roles -join """, """
    $body = "[""$body_text""]"
    Call-nPrint "users/$user/roles" -Method "PUT" -Body $body

}