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modifiercompiler.count_words.php

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<?php
/**
 * Smarty plugin
 *
 * @package Smarty
 * @subpackage PluginsModifierCompiler
 */


/**
 * Smarty count_words modifier plugin
 *
 * Type:     modifier<br>
 * Name:     count_words<br>
 * Purpose:  count the number of words in a text
 *
 * @link http://www.smarty.net/manual/en/language.modifier.count.words.php count_words (Smarty online manual)
 * @author Uwe Tews
 * @param array $params parameters
 * @return string with compiled code
*/

function smarty_modifiercompiler_count_words($params, $compiler)
{
    if (Plugin_Smarty_Smarty::$_MBSTRING) {
        // return 'preg_match_all(\'#[\w\pL]+#' . Plugin_Smarty_Smarty::$_UTF8_MODIFIER . '\', ' . $params[0] . ', $tmp)';
        // expression taken from http://de.php.net/manual/en/function.str-word-count.php#85592
        return 'preg_match_all(\'/\p{L}[\p{L}\p{Mn}\p{Pd}\\\'\x{2019}]*/' . Plugin_Smarty_Smarty::$_UTF8_MODIFIER . '\', ' . $params[0] . ', $tmp)';
    }
    // no MBString fallback
    return 'str_word_count(' . $params[0] . ')';
}