tawk_to.module

<?php

/**
 * @file
 * Hooks for tawk.to module.
 */

use Drupal\Core\Routing\RouteMatchInterface;
use Drupal\tawk_to\core\TawktoGenerator;

/**
 * Implements hook_help().
 */
function tawk_to_help($route_name, RouteMatchInterface $route_match) {
  if ($route_name !== 'tawk_to.help') {
    return;
  }

  $links = [
    ':homepage' => 'https://tawk.to',
    ':dashboard' => 'https://dashboard.tawk.to',
    ':project_page' => 'https://www.drupal.org/sandbox/tawk/2205433',
    ':mail_link' => 'support@tawk.to',
  ];
  $output = '';

  $output .= '<h3>' . t('About tawk.to') . '</h3>';
  $output .= '<p>' . t('tawk.to Drupal module allows you to easily choose which one of your tawk.to widgets you
    want to use on your drupal page. To create account please visit <a href=":project">https://tawk.to</a>.<br />
    To answer chat go to <a href="dashboard">https://dashboard.tawk.to</a>.<br />
    * For a full description of the module, visit the project page:<br />
    <a href=":project_page">https://www.drupal.org/sandbox/tawk/2205433</a><br /><br />
    * To submit bug reports and feature suggestions, or to track changes please email support@tawk.to
    ', $links) . '</p>';

  return $output;
}

/**
 * Shows chat widget on every page except admin pages.
 */
function tawk_to_page_bottom(array &$page_bottom) {
  $route = \Drupal::routeMatch()->getRouteObject();
  $is_admin_route = \Drupal::service('router.admin_context')->isAdminRoute($route);
  $has_node_operation_option = $route->getOption('_node_operation_route');
  $is_admin = ($is_admin_route || $has_node_operation_option);
  if (!$is_admin) {
    $generator = new TawktoGenerator();

    $page_bottom['tawk_to'] = [
      '#type' => 'inline_template',
      '#template' => $generator->widget(),
      '#cache' => [
        'tags' => ['tawk_widget'],
      ],
    ];
  }
}