public function actionIndexadd()
{
if (Yii::$app->user->isGuest) {
$model = new LoginForm();
if ($model->load(Yii::$app->request->post()) && $model->login()) {
return $this->goBack();
} else {
return $this->render('/site/login', ['model' => $model]);
}
} else {
$Order = new Order();
$Order->user_id = Yii::$app->user->identity->id;
$Order->date_time = date('Y-m-d H:i:s');
$Order->status_id = '1';
$Order->save();
$Card = new CardList();
$Products = $Card->getCardAndCardList(Yii::$app->user->identity->id);
$Ord = new Order();
$order_id = $Ord->GetOrderId(Yii::$app->user->identity->id);
for ($i = 0; $i < sizeof($Products); $i++) {
$Orderlist = new Orderlist();
$Orderlist->order_id = $order_id[0]['MAX(`order_id`)'];
$Orderlist->product_id = $Products[$i]['product_id'];
$Orderlist->quantity = $Products[$i]['quantity'];
$Orderlist->save();
}
$card = new Card();
$card->DeleteCardId(Yii::$app->user->identity->id);
$order = $Ord->GetOrdersFromID(Yii::$app->user->identity->id);
$user = User::find()->where(['id' => Yii::$app->user->identity->id])->one();
return $this->render('index', ['user' => $user, 'order' => $order]);
}
}
public function testCountAction()
{
// http://phalcon/test/testCount
// 测试记录为空的情况
$order_list_find = Orderlist::find(array('id > 0', 'limit' => 100));
$order_list_find_first = Orderlist::findFirst('id = 1');
// bool(false) int(0) bool(false) int(0) bool(false) string(1) "0"
var_dump(!$order_list_find);
// 错误用法 bool(false)
var_dump(count($order_list_find));
// 正确用法 int(0)
var_dump(empty($order_list_find));
// 错误用法 bool(false)
var_dump($order_list_find->count());
// int(0)
var_dump($order_list_find_first);
// 无结果返回 bool(false)
var_dump(Orderlist::count());
// string(1) "0"
echo "<p/>";
// 测试记录不为空的情况
$user_find = User::find(array('id > 0', 'limit' => 100));
$user_find_first = User::findFirst('id = 1');
var_dump(!$user_find);
// 错误用法 bool(false)
var_dump(count($user_find));
// 正确用法 int(29)
var_dump($user_find->count());
// int(29)
var_dump(!$user_find_first);
// bool(false) $user_find_first有结果返回 对象
var_dump($user_find_first->count());
// string(2) "29"
var_dump(User::count());
// string(2) "29"
// 总结
// Find 记录判断用法
if (!count($result_find)) {
// 如果没有记录...
} else {
// ...
}
// FindFirst 记录判断用法
if (!$result_find_first) {
// 如果没有记录...
} else {
// ...
}
}
