referralDiscountEnable) || $options->referralDiscountEnable !== '1') return 0; $db = \Typecho\Db::get(); $row = $db->fetchRow($db->select('float_value')->from('table.fields') ->where('cid = ? AND name = ?', $cid, 'pay_rebate_discount')); $discount = (float)($row['float_value'] ?? 0); if ($discount <= 0) return 0; $referrerUid = Mirai_referralGetReferrerUid($uid); if ($referrerUid <= 0) return 0; return $discount; } function Mirai_referralRenderDiscountTag($cid, $uid = 0) { $discount = Mirai_referralGetPostDiscount($cid, $uid); if ($discount <= 0) return ''; return '

推荐购买立减' . $discount . '元

'; } function Mirai_referralCalcOrderRebate($uid, $orderType, $amount, $cid = 0) { if (!Mirai_referralIsEnabled()) return ['referrer_uid' => 0, 'rebate_price' => 0, 'discount' => 0]; $referrerUid = Mirai_referralGetReferrerUid($uid); if ($referrerUid <= 0) return ['referrer_uid' => 0, 'rebate_price' => 0, 'discount' => 0]; $discount = 0; if ($cid > 0) { $discount = Mirai_referralGetPostDiscount($cid, $uid); } $effectiveAmount = max(0, $amount - $discount); $rebatePrice = Mirai_referralCalcRebate($referrerUid, $orderType, $effectiveAmount); return [ 'referrer_uid' => $referrerUid, 'rebate_price' => $rebatePrice, 'discount' => $discount, ]; }