1 <?php

     2 /**

     3  * Smarty plugin

     4  * @package Smarty

     5  * @subpackage plugins

     6  */

     7 

     8 

     9 /**

    10  * Smarty count_words modifier plugin

    11  *

    12  * Type:     modifier<br>

    13  * Name:     count_words<br>

    14  * Purpose:  count the number of words in a text

    15  * @link http://smarty.php.net/manual/en/language.modifier.count.words.php

    16  *          count_words (Smarty online manual)

    17  * @author   Monte Ohrt <monte at ohrt dot com>

    18  * @param string

    19  * @return integer

    20  */

    21 function smarty_modifier_count_words($string)

    22 {

    23     // split text by ' ',\r,\n,\f,\t

    24     $split_array = preg_split('/\s+/',$string);

    25     // count matches that contain alphanumerics

    26     $word_count = preg_grep('/[a-zA-Z0-9\\x80-\\xff]/', $split_array);

    27 

    28     return count($word_count);

    29 }

    30 

    31 /* vim: set expandtab: */

    32 

    33 ?>