drupalcampbristol/core/modules/content_translation/content_translation.install

<?php

/**
 * @file
 * Installation functions for Content Translation module.
 */

/**
 * Implements hook_install().
 */
function content_translation_install() {
  // Assign a fairly low weight to ensure our implementation of
  // hook_module_implements_alter() is run among the last ones.
  module_set_weight('content_translation', 10);
}

/**
 * Implements hook_enable().
 */
function content_translation_enable() {
  // Translation works when at least two languages are added.
  if (count(\Drupal::languageManager()->getLanguages()) < 2) {
    $t_args = array(':language_url' => \Drupal::url('entity.configurable_language.collection'));
    $message = t('Be sure to <a href=":language_url">add at least two languages</a> to translate content.', $t_args);
    drupal_set_message($message, 'warning');
  }
  // Point the user to the content translation settings.
  $t_args = array(':settings_url' => \Drupal::url('language.content_settings_page'));
  $message = t('<a href=":settings_url">Enable translation</a> for <em>content types</em>, <em>taxonomy vocabularies</em>, <em>accounts</em>, or any other element you wish to translate.', $t_args);
  drupal_set_message($message, 'warning');
}

/**
 * @addtogroup updates-8.0.0-rc
 * @{
 */

/**
 * Rebuild the routes as the content translation routes have now new names.
 */
function content_translation_update_8001() {
  \Drupal::service('router.builder')->rebuild();
}

/**
 * @} End of "addtogroup updates-8.0.0-rc".
 */