<?php 
/** 
 * Smarty plugin 
 * @package Smarty 
 * @subpackage plugins 
 */ 
 
 
/** 
 * Smarty count_words modifier plugin 
 * 
 * Type:     modifier<br> 
 * Name:     count_words<br> 
 * Purpose:  count the number of words in a text 
 * @link http://smarty.php.net/manual/en/language.modifier.count.words.php 
 *          count_words (Smarty online manual) 
 * @author   Monte Ohrt <monte at ohrt dot com> 
 * @param string 
 * @return integer 
 */ 
function smarty_modifier_count_words($string) 
{ 
    // split text by ' ',\r,\n,\f,\t 
    $split_array = preg_split('/\s+/',$string); 
    // count matches that contain alphanumerics 
    $word_count = preg_grep('/[a-zA-Z0-9\\x80-\\xff]/', $split_array); 
 
    return count($word_count); 
} 
 
/* vim: set expandtab: */ 
 
?> 
 
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