Match (check) given path for pattern/mask (like in Drupal blocks system).
<?php
$path = current_path();
$path_alias = drupal_lookup_path('alias', $path);
$patterns = '' . PHP_EOL . 'node/n' . PHP_EOL . 'blog/*';
if (drupal_match_path($path, $patterns) || drupal_match_path($path_alias, $patterns)) {
// Do things.
}