Club Drupal

 * Implements hook_node_insert().

 */

function path_node_insert($node) {

    $path = $node->path;

    $path['alias'] = trim($path['alias']);

    // Only save a non-empty alias.

function path_node_update($node) {

  if (isset($node->path)) {

    $path = $node->path;

    // Delete old alias if user erased it.

      path_delete($path['pid']);

    }

    path_node_insert($node);