public function getStatement($criteria)
{
$s = criteria::getOperand($this->attribute, $criteria)->getSqlOrder();
$s .= $this->ascend ? ' ASC' : ' DESC';
return $s;
}
public function __construct($operand, $criteria)
{
parent::__construct($operand);
$this->type = 'public function';
$str = $this->argument = $this->operand;
$separator = "+-/*,()";
$tok = strtok($str, $separator);
while ($tok) {
$t[$tok] = $tok;
$tok = strtok($separator);
}
foreach ($t as $token) {
$op = criteria::getOperand($token, $criteria);
if (get_class($op) == 'OperandValue') {
$op = criteria::getOperand(':' . $token, $criteria);
}
$this->argument = str_replace($token, $op->getSql(), $this->argument);
}
}
