Agnostic current entity loader function

get_any_object.php

<?php
/**
 * Utility function to agnosticly get the current menu object.
 * Structured like menu_get_object(), but the passed type will be set for you.
 *
 * @param string (reference) $return_type
 *
 * return object
 *   Entity object of current menu callback page.
 */
function _my_module_menu_get_any_object(&$return_type) {
  // Figure out how this entity is loaded.
  $type = FALSE;
  $item = menu_get_item();
  $vals = array_values($item['load_functions']);
  $load_function = $vals[0];
  $arg_position = array_search($load_function, $item['load_functions']);

  // Compare to entity types.
  $entity_info = entity_get_info();
  foreach($entity_info as $i => $e) {
    if ($e['load hook'] == $load_function) {
      $type = $i;
    }
  }

  // Many happy returns.
  if ($type && $obj = menu_get_object($type, $arg_position)) {
    if(is_object($obj)) {
      $return_type = $type;
      return $obj;
    }
    else {
      return FALSE;
    }
  }
  else {
    return FALSE;
  }
}