Issue #3233046 by hipp2bsquare, Dmitriy.trt, cedewey, srdtwc: Decode HTML...

    input = $.trim(input);

    // making the lineendings with two chars

    input = ml.twochar_lineending(input);

    // We do want that the space characters to count as 1, not 6...

    input = input.replace(' ', ' ');

    //input = input.split(' ').join('');

    // Strips HTML and PHP tags from a string

    allowed = (((allowed || "") + "")

        .join(''); // making sure the allowed arg is a string containing only tags in lowercase (<a><b><c>)

    var tags = /<\/?([a-z][a-z0-9]*)\b[^>]*>/gi,

        commentsAndPhpTags = /<!--[\s\S]*?-->|<\?(?:php)?[\s\S]*?\?>/gi;

    return input.replace(commentsAndPhpTags, '').replace(tags, function($0, $1){

    input = input.replace(commentsAndPhpTags, '').replace(tags, function($0, $1){

      return allowed.indexOf('<' + $1.toLowerCase() + '>') > -1 ? $0 : '';

    });

    // Replace all html entities with a single character (#) placeholder.

    return input.replace(/&([a-z]+);/g, '#');

  };

  /**

    var tags_open = new Array();

    // making the lineendings with two chars

    text = ml.twochar_lineending(text);

    // We do want that the space characters to count as 1, not 6...

    text = text.replace(' ', ' ');

    while (result_text.length < limit && text.length > 0) {

      switch (text.charAt(0)) {

        case '<': {

          }

          break;

        }

        case '&': {

          // Don't truncate in the middle of an html entity count it as 1.

          entities = text.match(/&([a-z]+);/g);

          if (entities) {

            nextEntity = entities[0];

            result_html += nextEntity;

            result_text += '#';

            text = text.slice(nextEntity.length - 1);

            break;

          }

        }

        default: {

          // In this case, we have a character that should also count for the

          // limit, so append it to both, the html and text result.