33 lines
751 B
PHP
33 lines
751 B
PHP
<?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: */
|
|
|
|
?>
|