smarty/plugins/shared.make_timestamp.php
author Dan
Sun, 23 Nov 2008 23:43:52 -0500
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<?php
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/**
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 * Smarty shared plugin
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 * @package Smarty
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 * @subpackage plugins
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 */
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/**
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 * Function: smarty_make_timestamp<br>
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 * Purpose:  used by other smarty functions to make a timestamp
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 *           from a string.
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 * @author   Monte Ohrt <monte at ohrt dot com>
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 * @param string
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 * @return string
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 */
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function smarty_make_timestamp($string)
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{
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    if(empty($string)) {
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        // use "now":
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        $time = time();
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    } elseif (preg_match('/^\d{14}$/', $string)) {
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        // it is mysql timestamp format of YYYYMMDDHHMMSS?            
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        $time = mktime(substr($string, 8, 2),substr($string, 10, 2),substr($string, 12, 2),
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                       substr($string, 4, 2),substr($string, 6, 2),substr($string, 0, 4));
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    } elseif (is_numeric($string)) {
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        // it is a numeric string, we handle it as timestamp
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        $time = (int)$string;
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    } else {
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        // strtotime should handle it
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        $time = strtotime($string);
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        if ($time == -1 || $time === false) {
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            // strtotime() was not able to parse $string, use "now":
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            $time = time();
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        }
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    }
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    return $time;
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}
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/* vim: set expandtab: */
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?>