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| 1 | <?php
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| 2 | /**
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| 3 | * Smarty plugin
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| 4 | * @package Smarty
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| 5 | * @subpackage plugins
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| 6 | */
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| 7 |
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| 8 |
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| 9 | /**
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| 10 | * Smarty count_words modifier plugin
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| 11 | *
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| 12 | * Type: modifier<br>
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| 13 | * Name: count_words<br>
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| 14 | * Purpose: count the number of words in a text
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| 15 | * @link http://smarty.php.net/manual/en/language.modifier.count.words.php
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| 16 | * count_words (Smarty online manual)
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| 17 | * @author Monte Ohrt <monte at ohrt dot com>
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| 18 | * @param string
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| 19 | * @return integer
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| 20 | */
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| 21 | function smarty_modifier_count_words($string)
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| 22 | {
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| 23 | // split text by ' ',\r,\n,\f,\t
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| 24 | $split_array = preg_split('/\s+/',$string);
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| 25 | // count matches that contain alphanumerics
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| 26 | $word_count = preg_grep('/[a-zA-Z0-9\\x80-\\xff]/', $split_array);
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| 27 |
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| 28 | return count($word_count);
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| 29 | }
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| 30 |
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| 31 | /* vim: set expandtab: */
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| 32 |
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| 33 | ?>
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