/**
* Check a date/datetime string
*
* @static
* @param string $datetime The date or datetime to check
* @param mixed $return The type of return value
* @param string $date_format The dateformat to use for the check
* @return boolean
*/
public static function isDateTime($datetime, $return = false, $date_format = 'Y-m-d H:i:s')
{
$d = X4Time_helper::parse_date($datetime, $date_format);
if ($d['error_count'] == 0) {
if (checkdate($d['month'], $d['day'], $d['year'])) {
switch ($return) {
case 'date':
return $d['year'] . '-' . str_pad($d['month'], 2, '0', STR_PAD_LEFT) . '-' . str_pad($d['day'], 2, '0', STR_PAD_LEFT);
break;
case 'datetime':
return $d['year'] . '-' . str_pad($d['month'], 2, '0', STR_PAD_LEFT) . '-' . str_pad($d['day'], 2, '0', STR_PAD_LEFT) . '
' . str_pad($d['hour'], 2, '0', STR_PAD_LEFT) . ':' . str_pad($d['minute'], 2, '0', STR_PAD_LEFT) . ':' . str_pad($d['second'], 2, '0', STR_PAD_LEFT);
break;
default:
return true;
break;
}
}
}
return false;
}
/**
* Before rule
* if the value is not a date before another field date then catch an error
*
* @static
* @param array $field Array of the field form (passed as reference)
* @param array $tok Array of the rule parameters (rule_name, param1, param2...)
* @param boolean $e Error status
* @param array $_post _POST array
* @param array $_files _FILES array
* @return void
*/
private static function _before(&$field, $tok, &$e, $_post, $_files)
{
if (isset($_post['date_format'])) {
// exists an alternative date_format
$val = str_replace('/', '-', $_post[$field['name']]);
$before = X4Time_helper::reformat($val, $_post['date_format'], 'Y-m-d');
$after = X4Time_helper::reformat($_post[$tok[1]], $_post['date_format'], 'Y-m-d');
} else {
$before = $_post[$field['name']];
$after = $_post[$tok[1]];
}
if (strtotime($before) >= strtotime($after)) {
$field['error'][] = '_must_be_before';
$field['related'][$field['name']] = $tok[1];
$e = false;
}
}
