delete obsolete class

plugins/getUsers.php

-<?php
-class getUsers extends TaskGateway
-{
-  protected $ds;
-
-  public function __construct()
-  {
-    $ldap_connect = new Ldap($_ENV["FD_LDAP_MASTER_URL"], $_ENV["LDAP_ADMIN"], $_ENV["LDAP_PWD"]);
-    $this->ds = $ldap_connect->getConnection();
-  }
-
-  public function processEndPoint()
-  {
-    return $this->customLdapSearch("(&(objectClass=person))", ['cn']);
-  }
-
-  // This custom ldap search should be within parent as simplified version of what already exists. Refactor required.
-  public function customLdapSearch (string $filter = '', array $attrs = [], string $dn = NULL): array
-  {
-    $result = [];
-
-    if (empty($dn)) {
-      $dn = $_ENV["LDAP_BASE"];
-    }
-
-    try {
-      $sr   = ldap_search($this->ds, $dn, $filter, $attrs);
-      $info = ldap_get_entries($this->ds, $sr);
-    } catch (Exception $e) {
-      // build array for return response
-      $result = [json_encode(["Ldap Error" => "$e"])]; // string returned
-    }
-
-    // Verify if the above ldap search succeeded.
-    if (!empty($info) && is_array($info) && $info["count"] >= 1) {
-      return $info;
-    }
-
-    return $result;
-  }
-
-
-}