/**
* @param string|Zend_Db_Expr $expr
* @param bool $distinct
* @param null|string &$bindAs
* @return $this
*/
public function maxSet($expr, $distinct = false, &$bindAs = null)
{
$exprCopy = $expr;
if (true === $this->prefixColumn($this, $expr)) {
$bindAs = $exprCopy;
}
$expr = (string) $expr;
if ($distinct) {
$expr = str_prepend('DISTINCT ', $expr);
}
$expr = 'MAX(' . $expr . ')';
return $this->setColumns($bindAs === null ? $expr : "{$expr} AS {$bindAs}", $this->getAlias());
}
/**
* @param string|callable $what
* @param string|callable|null $string
* @return callable
*/
function str_prepend_dg($what, $string = null)
{
if (!is_callable($what)) {
$what = return_dg($what);
}
if (is_null($string)) {
$string = tuple_get(0);
} elseif (!is_callable($string)) {
$string = return_dg($string);
}
return function () use($what, $string) {
$args = func_get_args();
return str_prepend(call_user_func_array($string, $args), call_user_func_array($what, $args));
};
}
