net.php.smarty/plugins/modifier.truncate.php

<?php
/**
 * Smarty plugin
 * @package Smarty
 * @subpackage plugins
 */


/**
 * Smarty truncate modifier plugin
 *
 * Type:     modifier<br>
 * Name:     truncate<br>
 * Purpose:  Truncate a string to a certain length if necessary,
 *           optionally splitting in the middle of a word, and
 *           appending the $etc string.
 * @link http://smarty.php.net/manual/en/language.modifier.truncate.php
 *          truncate (Smarty online manual)
 * @param string
 * @param integer
 * @param string
 * @param boolean
 * @return string
 */
function smarty_modifier_truncate($string, $length = 80, $etc = '...',
                                  $break_words = false)
{
    if ($length == 0)
        return '';

    if (strlen($string) > $length) {
        $length -= strlen($etc);
        if (!$break_words)
            $string = preg_replace('/\s+?(\S+)?$/', '', substr($string, 0, $length+1));
      
        return substr($string, 0, $length).$etc;
    } else
        return $string;
}

/* vim: set expandtab: */

?>
1	cvsjoko	1.1	<?php
2	joko	1.2	/**
3			* Smarty plugin
4			* @package Smarty
5			* @subpackage plugins
6			*/
7	cvsjoko	1.1
8	joko	1.2
9			/**
10			* Smarty truncate modifier plugin
11			*
12			* Type: modifier<br>
13			* Name: truncate<br>
14	cvsjoko	1.1	* Purpose: Truncate a string to a certain length if necessary,
15	joko	1.2	* optionally splitting in the middle of a word, and
16	cvsjoko	1.1	* appending the $etc string.
17	joko	1.2	* @link http://smarty.php.net/manual/en/language.modifier.truncate.php
18			* truncate (Smarty online manual)
19			* @param string
20			* @param integer
21			* @param string
22			* @param boolean
23			* @return string
24	cvsjoko	1.1	*/
25			function smarty_modifier_truncate($string, $length = 80, $etc = '...',
26			$break_words = false)
27			{
28			if ($length == 0)
29			return '';
30
31			if (strlen($string) > $length) {
32			$length -= strlen($etc);
33	joko	1.2	if (!$break_words)
34			$string = preg_replace('/\s+?(\S+)?$/', '', substr($string, 0, $length+1));
35
36			return substr($string, 0, $length).$etc;
37	cvsjoko	1.1	} else
38			return $string;
39			}
40
41			/* vim: set expandtab: */
42
43			?>
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