aboutsummaryrefslogtreecommitdiffstats
path: root/include/smarty/libs/plugins/modifier.count_words.php
blob: 9d339f5422f93440c9539b508ac97e1b450d91b6 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
<?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: */

?>