public function validate()
{
$return = true;
if ($this->user_id == "") {
$this->errors[] = "You must enter a user";
$return = false;
}
if ($this->discount_code_id == "") {
$this->errors[] = "You must enter a discount code";
$return = false;
}
if ($return) {
$dcu = DiscountCodeUser::find("users.id = '{$user_id}' AND discount_codes.id = '{$discount_id}'");
if ($dcu && (!$this->id || $this->id != $dcu->id)) {
$this->errors[] = 'User has already been added for this discount';
$return = false;
}
}
if (count($this->errors) > 0) {
$return = false;
}
return $return;
}
public function discountcode_users($reload = false)
{
if ($reload or !$this->discountcode_users_cache) {
$id = mysql_real_escape_string($this->id);
$this->discountcode_users_cache = DiscountCodeUser::find_all("users.id = '{$id}'");
}
return $this->discountcode_users_cache;
}
