smarty/plugins/modifier.count_words.php
author Dan
Mon, 31 Mar 2008 07:40:30 -0400
changeset 14 7a1573676cc4
parent 0 c63de9eb7045
permissions -rw-r--r--
Added jump-to-current function in iphone theme; fixed md5('') call if unique IDs empty in playlist XML file
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<?php
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/**
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 * Smarty plugin
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 * @package Smarty
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 * @subpackage plugins
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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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 * @link http://smarty.php.net/manual/en/language.modifier.count.words.php
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 *          count_words (Smarty online manual)
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 * @author   Monte Ohrt <monte at ohrt dot com>
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 * @param string
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 * @return integer
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 */
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function smarty_modifier_count_words($string)
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{
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    // split text by ' ',\r,\n,\f,\t
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    $split_array = preg_split('/\s+/',$string);
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    // count matches that contain alphanumerics
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    $word_count = preg_grep('/[a-zA-Z0-9\\x80-\\xff]/', $split_array);
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    return count($word_count);
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}
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/* vim: set expandtab: */
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?>