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32 lines
848 B
PHP
32 lines
848 B
PHP
<?php
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/*
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* Smarty plugin
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* -------------------------------------------------------------
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* Type: modifier
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* Name: truncate
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* Purpose: Truncate a string to a certain length if necessary,
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* optionally splitting in the middle of a word, and
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* appending the $etc string.
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* -------------------------------------------------------------
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*/
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function smarty_modifier_truncate($string, $length = 80, $etc = '...',
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$break_words = false)
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{
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if ($length == 0)
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return '';
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if (strlen($string) > $length) {
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$length -= strlen($etc);
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if (!$break_words)
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$string = preg_replace('/\s+?(\S+)?$/', '', substr($string, 0, $length+1));
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return substr($string, 0, $length).$etc;
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} else
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return $string;
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}
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/* vim: set expandtab: */
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?>
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