[New Blog Templates] - Pro Sites - Premium Plugins. Excludes Template plugins that are not included in Premium Plugins

wpmudev-ps-nbt-premium-plugins.php

<?php
/**
* Plugin Name: [New Blog Templates] - Pro Sites - Premium Plugins
* Plugin URI: https://premium.wpmudev.org/
* Description: Excludes Template plugins that are not included in Premium Plugins
* Author: Panos Lyrakis @ WPMUDEV
* Author URI: https://premium.wpmudev.org/
* License: GPLv2 or later
*/

add_filter( 'blog_templates-copy-options_row', function( $row ){

  if ( 'active_plugins' != $row->option_name || ! isset( $_REQUEST['level'] ) ) {
    return $row;
  }

  global $psts;

  $active_plugins = maybe_unserialize( $row->option_value );
  $level = intval( $_REQUEST['level'] );
  $pro_level_plugins = $psts->get_setting( 'psts_ppm_' . $level, array() );

  foreach ( $active_plugins as $key => $plugin ) {
    if ( ! in_array( $plugin, $pro_level_plugins ) ) {
      unset( $active_plugins[ $key ] );
    }
  }

  $row->option_value = maybe_serialize( $active_plugins );

  return $row;
} );