jeunes-et-engages-d7/sites/all/modules/gui/jeemod/jeemod.module

<?php

/**
 * Implements hook_menu().
 */
function jeemod_menu() {
  $items = array();

  $base = array(
    'type' => MENU_CALLBACK,
    'file' => 'jeemod.pages.inc',
  );

  $items['jee/chapter'] = $base+array(
    'title' => 'Matrio base ajax',
    'page callback' => 'jeemod_chapter',
    'page arguments' => array(2),
    'access callback' => TRUE,
    // 'access arguments' => array('use materio search api'),
  );

  return $items;
}

/**
 * Implements hook_entity_info_alter().
 */
function jeemod_entity_info_alter(&$entity_info) {
  $entity_info['node']['view modes']['chapter'] = array(
    'label' => t('chapter'),
    'custom settings' => TRUE,
  );
}