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Yii\u6846\u67b6\u662f\u4e00\u4e2a\u9ad8\u6027\u80fd\u7684PHP\u6846\u67b6\uff0c\u5176\u7b80\u5355\u6613\u7528\u7684\u7279\u70b9\u6df1\u53d7\u5e7f\u5927\u5f00\u53d1\u8005\u7684\u559c\u7231\u3002\u4f7f\u7528Yii\u6846\u67b6\uff0c\u6211\u4eec\u80fd\u591f\u66f4\u52a0\u9ad8\u6548\u5730\u5f00\u53d1\u51fa\u4e00\u4e2a\u9ad8\u8d28\u91cf\u7684\u7f51\u7ad9\u3002\u4e0b\u9762\u5c06\u4ecb\u7ecd\u5982\u4f55\u4f7f\u7528Yii\u6846\u67b6\u521b\u5efa\u4e00\u4e2a\u5a5a\u793c\u7b56\u5212\u7f51\u7ad9\u3002<\/p>\n
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composer create-project --prefer-dist yiisoft\/yii2-app-basic basic<\/pre>\n\u767b\u5f55\u540e\u590d\u5236 <\/p>\n
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php composer.phar install<\/pre>\n\u767b\u5f55\u540e\u590d\u5236 <\/p>\n
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CREATE TABLE IF NOT EXISTS `user` (\n `id` INT UNSIGNED AUTO_INCREMENT PRIMARY KEY,\n `username` VARCHAR(255) NOT NULL,\n `password_hash` VARCHAR(255) NOT NULL,\n `email` VARCHAR(255) NOT NULL,\n `auth_key` VARCHAR(255) NOT NULL,\n `status` SMALLINT NOT NULL DEFAULT 10,\n `created_at` INT NOT NULL,\n `updated_at` INT NOT NULL\n) ENGINE=InnoDB DEFAULT CHARSET=utf8;\n\nCREATE TABLE IF NOT EXISTS `article` (\n `id` INT UNSIGNED AUTO_INCREMENT PRIMARY KEY,\n `title` VARCHAR(255) NOT NULL,\n `content` TEXT NOT NULL,\n `status` SMALLINT NOT NULL DEFAULT 10,\n `created_at` INT NOT NULL,\n `updated_at` INT NOT NULL,\n `user_id` INT UNSIGNED NOT NULL,\n CONSTRAINT `fk_article_user_id` FOREIGN KEY (`user_id`) REFERENCES `user` (`id`) ON DELETE CASCADE ON UPDATE CASCADE\n) ENGINE=InnoDB DEFAULT CHARSET=utf8;<\/pre>\n\u767b\u5f55\u540e\u590d\u5236 <\/p>\n
\u5176\u4e2d\uff0cuser\u8868\u5b58\u50a8\u7528\u6237\u4fe1\u606f\uff0carticle\u8868\u5b58\u50a8\u6587\u7ae0\u4fe1\u606f\u3002<\/p>\n
\u7b2c\u4e09\u6b65\uff1a\u521b\u5efa\u6a21\u578b
\u5728Yii\u6846\u67b6\u4e2d\uff0c\u6a21\u578b\u662fMVC\u67b6\u6784\u4e2dM\uff08Model\uff09\u7684\u4e00\u90e8\u5206\uff0c\u8d1f\u8d23\u5904\u7406\u6570\u636e\u3002\u6211\u4eec\u9700\u8981\u521b\u5efaUser\u548cArticle\u4e24\u4e2a\u6a21\u578b\uff1a<\/p>\nclass User extends ActiveRecord implements IdentityInterface\n{\n public static function findIdentity($id)\n {\n return static::findOne($id);\n }\n\n public static function findIdentityByAccessToken($token, $type = null)\n {\n throw new NotSupportedException('\"findIdentityByAccessToken\" is not implemented.');\n }\n\n public function getId()\n {\n return $this->getPrimaryKey();\n }\n\n public function getAuthKey()\n {\n return $this->auth_key;\n }\n\n public function validateAuthKey($authKey)\n {\n return $this->getAuthKey() === $authKey;\n }\n\n public static function findByUsername($username)\n {\n return static::findOne(['username' => $username, 'status' => self::STATUS_ACTIVE]);\n }\n\n public function validatePassword($password)\n {\n return Yii::$app->security->validatePassword($password, $this->password_hash);\n }\n}\n\nclass Article extends ActiveRecord\n{\n public function getUser()\n {\n return $this->hasOne(User::className(), ['id' => 'user_id']);\n }\n}<\/pre>\n\u767b\u5f55\u540e\u590d\u5236 <\/p>\n
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\u5728Yii\u6846\u67b6\u4e2d\uff0c\u63a7\u5236\u5668\u662fMVC\u67b6\u6784\u4e2dC\uff08Controller\uff09\u7684\u4e00\u90e8\u5206\uff0c\u8d1f\u8d23\u5904\u7406\u63a5\u6536\u5230\u7684web\u8bf7\u6c42\u3002\u6211\u4eec\u9700\u8981\u521b\u5efa\u4e24\u4e2a\u63a7\u5236\u5668\uff1aUserController\u548cArticleController\uff0c\u4ee5\u53ca\u76f8\u5e94\u7684\u89c6\u56fe\u3002<\/p>\nUserController\u7528\u4e8e\u5904\u7406\u7528\u6237\u6ce8\u518c\u3001\u767b\u5f55\u7b49\u64cd\u4f5c\uff1a<\/p>\n
class UserController extends Controller\n{\n public function actionSignup()\n {\n $model = new SignupForm();\n\n if ($model->load(Yii::$app->request->post()) && $model->signup()) {\n Yii::$app->session->setFlash('success', 'Thank you for registration. Please check your inbox for verification email.');\n return $this->goHome();\n }\n\n return $this->render('signup', [\n 'model' => $model,\n ]);\n }\n\n public function actionLogin()\n {\n $model = new LoginForm();\n\n if ($model->load(Yii::$app->request->post()) && $model->login()) {\n return $this->goBack();\n }\n\n return $this->render('login', [\n 'model' => $model,\n ]);\n }\n\n public function actionLogout()\n {\n Yii::$app->user->logout();\n\n return $this->goHome();\n }\n}<\/pre>\n\u767b\u5f55\u540e\u590d\u5236 <\/p>\n
ArticleController\u7528\u4e8e\u5904\u7406\u6587\u7ae0\u7f16\u8f91\u3001\u663e\u793a\u7b49\u64cd\u4f5c\uff1a<\/p>\n
class ArticleController extends Controller\n{\n public function behaviors()\n {\n return [\n 'access' => [\n 'class' => AccessControl::className(),\n 'only' => ['create', 'update'],\n 'rules' => [\n [\n 'actions' => ['create', 'update'],\n 'allow' => true,\n 'roles' => ['@'],\n ],\n ],\n ],\n 'verbs' => [\n 'class' => VerbFilter::className(),\n 'actions' => [\n 'delete' => ['POST'],\n ],\n ],\n ];\n }\n\n public function actionIndex()\n {\n $dataProvider = new ActiveDataProvider([\n 'query' => Article::find(),\n ]);\n\n return $this->render('index', [\n 'dataProvider' => $dataProvider,\n ]);\n }\n\n public function actionView($id)\n {\n return $this->render('view', [\n 'model' => $this->findModel($id),\n ]);\n }\n\n public function actionCreate()\n {\n $model = new Article();\n\n if ($model->load(Yii::$app->request->post()) && $model->save()) {\n return $this->redirect(['view', 'id' => $model->id]);\n }\n\n return $this->render('create', [\n 'model' => $model,\n ]);\n }\n\n public function actionUpdate($id)\n {\n $model = $this->findModel($id);\n\n if ($model->load(Yii::$app->request->post()) && $model->save()) {\n return $this->redirect(['view', 'id' => $model->id]);\n }\n\n return $this->render('update', [\n 'model' => $model,\n ]);\n }\n\n public function actionDelete($id)\n {\n $this->findModel($id)->delete();\n\n return $this->redirect(['index']);\n }\n\n protected function findModel($id)\n {\n if (($model = Article::findOne($id)) !== null) {\n return $model;\n }\n\n throw new NotFoundHttpException('The requested page does not exist.');\n }\n}<\/pre>\n\u767b\u5f55\u540e\u590d\u5236 <\/p>\n
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return [\n 'id' => 'basic',\n 'basePath' => dirname(__DIR__),\n 'bootstrap' => ['log'],\n 'components' => [\n 'request' => [\n 'csrfParam' => '_csrf',\n ],\n 'user' => [\n 'identityClass' => 'appmodelsUser',\n 'enableAutoLogin' => true,\n ],\n 'session' => [\n \/\/ this is the name of the session cookie used for login on the frontend\n 'name' => 'wedding_session',\n ],\n 'log' => [\n 'traceLevel' => YII_DEBUG ? 3 : 0,\n 'targets' => [\n [\n 'class' => 'yiilogFileTarget',\n 'levels' => ['error', 'warning'],\n ],\n ],\n ],\n 'urlManager' => [\n 'enablePrettyUrl' => true,\n 'showScriptName' => false,\n 'rules' => [\n '' => 'article\/index',\n '<controller>\/<action>' => '<controller>\/<action>',\n '<controller>\/<action>\/<d>' => '<controller>\/<action>',\n ],\n ],\n 'db' => require __DIR__ . '\/db.php',\n ],\n 'params' => $params,\n];<\/action><\/controller><\/d><\/action><\/controller><\/action><\/controller><\/action><\/controller><\/pre>\n\u767b\u5f55\u540e\u590d\u5236 <\/p>\n
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