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46 lines
1.3 KiB
46 lines
1.3 KiB
<?php
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// (c) Copyright by authors of the Tiki Wiki CMS Groupware Project
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//
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// All Rights Reserved. See copyright.txt for details and a complete list of authors.
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// Licensed under the GNU LESSER GENERAL PUBLIC LICENSE. See license.txt for details.
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// $Id$
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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: adjust
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* Purpose: Adjust 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 or padding the string
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* using $pad as filler.
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* -------------------------------------------------------------
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*/
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function smarty_modifier_adjust(
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$string,
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$length = 80,
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$pad = ' ',
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$etc = '...',
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$break_words = false
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) {
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if ($length == 0) {
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return '';
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}
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if (strlen($string) > $length) {
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$length -= strlen($etc);
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$fragment = substr($string, 0, $length + 1);
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if ($break_words) {
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$fragment = substr($fragment, 0, -1);
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} else {
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$fragment = preg_replace('/\s+(\S+)?$/', '', $fragment);
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}
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return $fragment . $etc;
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} elseif (strlen($string) < $length) {
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return $string . str_repeat($pad, $length - strlen($string));
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} else {
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return $string;
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}
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}
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