Drupal 7 Spaces module: Add current space to body as a class

gistfile1.txt

/*
 * Implements template_preprocess_html()
 */
function YOURTHEME_preprocess_html(&$variables, $hook) {

  // Get the current space and output as a class in the body for use elsewhere
  $space = spaces_get_space();
  // Works for Taxonomy spaces
  if(!empty($space->term->name)) {
    // Format nicely
    $space_name = str_replace(' ','-', $space->term->name);
    $space_name = str_replace('.','', $space_name);
    $variables['classes_array'][] = 'space-'. $space_name;
  }
}