lespoupeesrusses/promethee

<script>
  promethee.filter('numberOfWords', function() {
    return function(val) {
      var words = val
        .replace(/\bhttps?:\/\/[a-z0-9\-\._]+(?:\/[^\s\n\r]+)?/gi, 'a') // A URL is one word
        .replace(/\b[a-z0-9\-\._]+@[a-z0-9\-\._]+\.[a-z0-9\-\._]+\b/gi, 'a') // An email is one word
        .replace(/[^a-z0-9\s\n\r]/gi, ' ')
        .replace(/[\s\n\r]+/g, ' ')
        .trim()
        .split(' ');

      return words[0] === '' ? 0 : words.length;
    };
  });
</script>