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<?php
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/**
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* Smarty plugin
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*
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* @package Smarty
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* @subpackage PluginsModifierCompiler
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*/
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/**
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* Smarty count_words modifier plugin
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*
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* Type: modifier<br>
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* Name: count_words<br>
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* Purpose: count the number of words in a text
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*
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* @link http://www.smarty.net/manual/en/language.modifier.count.words.php count_words (Smarty online manual)
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* @author Uwe Tews
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* @param array $params parameters
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* @return string with compiled code
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*/
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function smarty_modifiercompiler_count_words($params, $compiler)
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{
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if (Smarty::$_MBSTRING) {
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// return 'preg_match_all(\'#[\w\pL]+#' . Smarty::$_UTF8_MODIFIER . '\', ' . $params[0] . ', $tmp)';
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// expression taken from http://de.php.net/manual/en/function.str-word-count.php#85592
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return 'preg_match_all(\'/\p{L}[\p{L}\p{Mn}\p{Pd}\\\'\x{2019}]*/' . Smarty::$_UTF8_MODIFIER . '\', ' . $params[0] . ', $tmp)';
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}
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// no MBString fallback
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return 'str_word_count(' . $params[0] . ')';
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}
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