<?php

/**
 * @file
 * Install, update & uninstall functions for the Entity Connect module.
 */

/**
 * Implements hook_requirements().
 */
function entityconnect_requirements($phase) {
  $requirements = array();
  $t = get_t();

  switch ($phase) {
    case 'install':
      $requirements['entityconnect'] = array();
      $requirements['entityconnect']['title'] = $t('Private filesystem support');

      if (module_exists('entityreference')) {
        $requirements['entityconnect']['severity'] = REQUIREMENT_OK;
      }
      elseif (module_exists('node_reference') || module_exists('user_reference')) {
        $requirements['entityconnect']['severity'] = REQUIREMENT_OK;
      }
      else {
        $requirements['entityconnect']['severity'] = REQUIREMENT_ERROR;
        $requirements['entityconnect']['description'] = $t(
          'Neither Entityreference nor References modules is installed or activated.
          Entityconnect need at least one of those modules to work.'
          );
      }

      break;

    default:
      break;
  }

  return $requirements;
}