一些功能

app/models/store/StoreOrder.php

@@ -167,7 +167,7 @@ class StoreOrder extends BaseModel
                 $storePostageSh = $store['sh_start_money'];
                 if ($distance > $store['sh_start_distance']) {
                     if ($store['sh_step'] > 0) {
-                        $steps = ceil($distance - $store['sh_start_distance'] / $store['sh_step']);
+                        $steps = ceil(($distance - $store['sh_start_distance']) / $store['sh_step']);
                         $storePostageSh = bcadd($storePostageSh, bcmul($steps, $store['sh_step_money'], 2), 2);
                     }
                 }