How to implement login in yii
1. Create the data table shop_admin
CREATE TABLE `shop_admin` ( `adminid` int(10) UNSIGNED NOT NULL COMMENT '主鍵ID', `adminuser` varchar(32) NOT NULL DEFAULT '' COMMENT '管理員賬號', `adminpass` char(32) NOT NULL DEFAULT '' COMMENT '管理員密碼', `adminemail` varchar(50) NOT NULL DEFAULT '' COMMENT '管理員郵箱', `logintime` int(10) UNSIGNED NOT NULL DEFAULT '0' COMMENT '登陸時間', `loginip` bigint(20) NOT NULL DEFAULT '0' COMMENT '登陸IP', `createtime` int(10) UNSIGNED NOT NULL DEFAULT '0' COMMENT '創(chuàng)建時間' ) ENGINE=InnoDB DEFAULT CHARSET=utf8;
2. Login page
<?php
use yii\bootstrap\ActiveForm;
use yii\helpers\Html;
$form = ActiveForm::begin([
'id' => 'abc-form',
'options' => ['class' => 'form-horizontal'],
])?>
<?= $form->field($model, 'adminuser')->textInput(['placeholder' => "用戶名"])->label('賬號') ?>
<?= $form->field($model, 'adminpass')->passwordInput()->label('密碼') ?>
<?= Html::submitButton('提交') ?>
<?php ActiveForm::end() ?>3. Controller
Related article tutorial recommendations: yii Tutorial
<?php
namespace app\controllers;
use yii\web\Controller;
use app\models\Admin;
use Yii;
class IndexController extends Controller
{
public function actionIndex()
{
// 不使用布局
$this->layout = false;
$model = new Admin;
// 是否是post提交
if (Yii::$app->request->isPost) {
// 獲得post提交參數(shù)
$post = Yii::$app->request->post();
if($model->login($post)){
return "登陸成功";
} else {
return "登陸失敗";
}
} else {
return $this->render("index", ['model' => $model]);
}
}
}4, Model
<?php
namespace app\models;
use yii\db\ActiveRecord;
use Yii;
class Admin extends ActiveRecord
{
public static function tableName()
{
return "{{%admin}}";
}
public function rules()
{
return [
['adminuser', 'required'],
['adminpass', 'required'],
// 驗(yàn)證密碼是否正確
['adminpass', 'validatePass']
];
}
public function validatePass()
{
if (!$this->hasErrors()) {
// 判斷用戶名密碼是否正確
$data = self::find()
->where(['adminuser' => $this->adminuser])
->andwhere(['adminpass' => md5($this->adminpass)])
->one();
if (is_null($data)) {
$this->addError('adminpass', 'adminuser or adminpass error');
}
}
}
public function login($data)
{
if($this->load($data) && $this->validate()) {
// 登陸信息寫入session
$session = Yii::$app->session;
$session->open();
$session->set('adminuser', $this->adminuser);
// 更新登陸時間和IP
$this->updateAll(['logintime' => time(), 'loginip' => ip2long(Yii::$app->request->userIP)], ['adminuser' => $this->adminuser]);
return true;
}
return false;
}
}For more yiiIntroduction to Programming tutorials, please pay attention to the PHP Chinese website.? ? ? ? ?
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