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

<?php

/*
 * Smarty plugin
 * -------------------------------------------------------------
 * Type:     modifier
 * Name:     truncate
 * Purpose:  Truncate a string to a certain length if necessary,
 *           optionally splitting in the middle of a word, and 
 *           appending the $etc string.
 * -------------------------------------------------------------
 */
function smarty_modifier_truncate($string, $length = 80, $etc = '...',
                                  $break_words = false)
{
    if ($length == 0)
        return '';

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

/* vim: set expandtab: */

?>
1	<?php
2
3	/*
4	* Smarty plugin
5	* -------------------------------------------------------------
6	* Type: modifier
7	* Name: truncate
8	* Purpose: Truncate a string to a certain length if necessary,
9	* optionally splitting in the middle of a word, and
10	* appending the $etc string.
11	* -------------------------------------------------------------
12	*/
13	function smarty_modifier_truncate($string, $length = 80, $etc = '...',
14	$break_words = false)
15	{
16	if ($length == 0)
17	return '';
18
19	if (strlen($string) > $length) {
20	$length -= strlen($etc);
21	$fragment = substr($string, 0, $length+1);
22	if ($break_words)
23	$fragment = substr($fragment, 0, -1);
24	else
25	$fragment = preg_replace('/\s+(\S+)?$/', '', $fragment);
26	return $fragment.$etc;
27	} else
28	return $string;
29	}
30
31	/* vim: set expandtab: */
32
33	?>
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