gistfile1.txt

public static function closetags($html)
    {
        preg_match_all("#<([a-z0-9]+)([^>]*)(?<!/)>#i".BX_UTF_PCRE_MODIFIER, $html, $result);
        $openedtags = $result[1];
 
        preg_match_all("#</([a-z0-9]+)>#i".BX_UTF_PCRE_MODIFIER, $html, $result);
        $closedtags = $result[1];
        $len_opened = count($openedtags);
 
        if(count($closedtags) == $len_opened)
            return $html;
 
        $openedtags = array_reverse($openedtags);
 
        for($i = 0; $i < $len_opened; $i++)
        {
            if (!in_array($openedtags[$i], $closedtags))
                $html .= '</'.$openedtags[$i].'>';
            else
                unset($closedtags[array_search($openedtags[$i], $closedtags)]);
        }
 
        return $html;
    }
 
 
 
  function strip_words($string, $count)
    {
        $splice_pos = null;
 
        $ar = preg_split("/(<.*?>|\\s+)/s", $string, -1, PREG_SPLIT_DELIM_CAPTURE);
        foreach($ar as $i => $s)
        {
            if(substr($s, 0, 1) != "<")
            {
                $count -= strlen($s);
                if($count <= 0)
                {
                    $splice_pos = $i;
                    break;
                }
            }
        }
 
        if(isset($splice_pos))
        {
            array_splice($ar, $splice_pos+1);
            return implode('', $ar);
        }
        else
        {
            return $string;
        }
    }
 
function html_cut($html, $size)
    {
        $symbols = strip_tags($html);
        $symbols_len = strlen($symbols);
 
        if($symbols_len < strlen($html))
        {
            $strip_text = $this->strip_words($html, $size);
 
            if($symbols_len > $size)
                $strip_text = $strip_text."...";
 
            $final_text = $this->closetags($strip_text);
        }
        elseif($symbols_len > $size)
            $final_text = substr($html, 0, $size)."...";
        else
            $final_text = $html;
 
        return $final_text;
    }