services_apikey_auth.module

<?php

/**
 * @file
 * Provides an IP Consumer authentication provider.
 */

use Drupal\Core\Routing\RouteMatchInterface;

/**
 * Implements hook_help().
 */
function services_apikey_auth_help($route_name, RouteMatchInterface $route_match) {
  switch ($route_name) {
    // Main module help for the api_key_auth module.
    case 'help.page.api_key_auth':
      $output = '';
      $output .= '<h3>' . t('About') . '</h3>';
      $output .= '<p>' . t('API Key Auth') . '</p>';
      $output .= '<p>' . t('The API Key Auth module provides an authentication 
      provider to authenticate users via a GET or POST Parameter (api_key=1234)') . '</p>';

      return $output;

    break;
  }
}