【Yii系列】Yii2.0基础框架

http://服务器IP/app/yii/web/index.php

http://172.16.122.58/app/yii/web/index.php

<?php// comment out the following two lines when deployed to production
defined('YII_DEBUG') or define('YII_DEBUG', true);
defined('YII_ENV') or define('YII_ENV', 'dev');require(__DIR__ . '/../vendor/autoload.php');
require(__DIR__ . '/../vendor/yiisoft/yii2/Yii.php');$config = require(__DIR__ . '/../config/web.php');(new yii\web\Application($config))->run();

<?php$params = require(__DIR__ . '/params.php');$config = [

<?php$params = require(__DIR__ . '/params.php');
$rules = require(__DIR__ . '/rules.php');
$aliases = require(__DIR__ . '/aliases.php');
$cacheConfig = require(__DIR__ . '/cache.php');

$config = [
'id' => 'basic',
'basePath' => dirname(__DIR__),
'bootstrap' => ['log'],
'components' => [
'request' => [
// !!! insert a secret key in the following (if it is empty) - this is required by cookie validation
'cookieValidationKey' => 'A9BMCrvbxuCEnE39rVpOUECgcBJTnzUH',
],
'cache' => [
'class' => 'yii\caching\FileCache',
],
'user' => [
'identityClass' => 'app\models\User',
'enableAutoLogin' => true,
],
'errorHandler' => [
'errorAction' => 'site/error',
],
'mailer' => [
'class' => 'yii\swiftmailer\Mailer',
// send all mails to a file by default. You have to set
// 'useFileTransport' to false and configure a transport
// for the mailer to send real emails.
'useFileTransport' => true,
],
'log' => [
'traceLevel' => YII_DEBUG ? 3 : 0,
'targets' => [
[
'class' => 'yii\log\FileTarget',
'levels' => ['error', 'warning'],
],
],
],
'db' => require(__DIR__ . '/db.php'),
/*
'urlManager' => [
'enablePrettyUrl' => true,
'showScriptName' => false,
'rules' => [
],
],
*/
],
'params' => $params,
];

'bootstrap' => ['log'],

[
'aliases' => [
'@name1' => 'path/to/path1',
'@name2' => 'path/to/path2',
],
]

[
'@ext' => dirname(__DIR__) . '/extensions',
]

'language' => 'zh-CN',

[
'modules' => [
// "booking" 模块以及对应的类
'booking' => 'app\modules\booking\BookingModule', // "comment" 模块以及对应的配置数组
'comment' => [
'class' => 'app\modules\comment\CommentModule',
'db' => 'db',
],
],
]

'modules' => [
'admin' => [
'class' => 'app\modules\admin\Admin',
],
'api' => [
'class' => 'app\modules\api\Api',
],
'user' => [
'class' => 'app\modules\user\User',
],
'bus' => [
'class' => 'app\modules\bus\Bus',
],
'goods' => [
'class' => 'app\modules\goods\Goods',
],...
]

\Yii::$app->componentID

[
'components' => [
// 使用类名注册 "cache" 组件
'cache' => 'yii\caching\ApcCache', // 使用配置数组注册 "db" 组件
'db' => [
'class' => 'yii\db\Connection',
'dsn' => 'mysql:host=localhost;dbname=demo',
'username' => 'root',
'password' => '',
], // 使用函数注册"search" 组件
'search' => function () {
return new app\components\SolrService;
},
],
]

namespace app\controllers;use Yii;
use app\models\Post;
use yii\web\Controller;
use yii\web\NotFoundHttpException;class PostController extends Controller
{
public function actionView($id)
{
$model = Post::findOne($id);
if ($model === null) {
throw new NotFoundHttpException;
} return $this->render('view', [
'model' => $model,
]);
} public function actionCreate()
{
$model = new Post; if ($model->load(Yii::$app->request->post()) && $model->save()) {
return $this->redirect(['view', 'id' => $model->id]);
} else {
return $this->render('create', [
'model' => $model,
]);
}
}
}

ControllerID/ActionID

ModuleID/ControllerID/ActionID

namespace app\controllers;use yii\web\Controller;class SiteController extends Controller
{
}

[
'defaultRoute' => 'main'
]

namespace app\controllers;use yii\web\Controller;class SiteController extends Controller
{
public function actionIndex()
{
return $this->render('index');
} public function actionHelloWorld()
{
return 'Hello World';
}
}

$request = Yii::$app->request;

namespace app\controllers;use yii\web\Controller;class PostController extends Controller
{
public function actionView($id, $version = null)
{
// ...
}
}

namespace app\models;use yii\base\Model;class ContactForm extends Model
{
public $name;
public $email;
public $subject;
public $body;
}

$model = new \app\models\ContactForm;// "name" 是ContactForm模型的属性
$model->name = 'example';
echo $model->name;

$model = new \app\models\ContactForm;// 像访问数组单元项一样访问属性
$model['name'] = 'example';
echo $model['name'];// 迭代器遍历模型
foreach ($model as $name => $value) {
echo "$name: $value\n";
}

'validation' => [
'class' => 'ext\controller\behavior\Validation',
'verifyPath' => 'app\modules\api\modules\v1\models\validation\\',
'indexName' => 'body',
'enabled' => true
],

public function formatJson($data = [])
{
Yii::$app->response->format = \yii\web\Response::FORMAT_JSON;
return $data;
}

app/
Module.php 模块类文件
controllers/ 包含控制器类文件
DefaultController.php default 控制器类文件
models/ 包含模型类文件
views/ 包含控制器视图文件和布局文件

$config = [
'id' => 'app.name',
'basePath' => dirname(__DIR__),
'bootstrap' => ['log'],
'language' => 'zh-CN',
'components' => [
...
],
'params' => $params,
'modules' => [
'user' => [
'class' => 'app\modules\user\User',
],
'goods' => [
'class' => 'app\modules\goods\Goods',
],
'store' => [
'class' => 'app\modules\store\Store',
],
'supply' => [
'class' => 'app\modules\supply\Supply',
],
'order' => [
'class' => 'app\modules\order\Order',
],
'stock' => [
'class' => 'app\modules\stock\Stock',
],
'pay' => [
'class' => 'app\modules\pay\Pay',
],
'message' => [
'class' => 'app\modules\message\Message',
],
],
'aliases' => $aliases,
'defaultRoute' => 'admin'
];

<?php
namespace app\modules\goods;use Yii;class Goods extends \yii\base\Module
{
public $controllerNamespace = 'app\modules\goods\controllers'; public function init()
{
parent::init(); Yii::configure($this, require(__DIR__ . '/config.php'));
}
}

// 获取ID为 "forum" 的模块
$module = \Yii::$app->getModule('forum');// 获取处理当前请求控制器所属的模块
$module = \Yii::$app->controller->module;

public function behaviors()
{
return [
[
'class' => 'yii\filters\HttpCache',
'only' => ['index', 'view'],
'lastModified' => function ($action, $params) {
$q = new \yii\db\Query();
return $q->from('user')->max('updated_at');
},
],
];
}

<?php
namespace ext\controller\behavior;use Yii;
use yii\base\ActionFilter;
use yii\base\Exception;class Validation extends ActionFilter
{
public $enabled = true; //默认打开验证 public $verifyPath = null;//验证目录,必填项.命名空间格式填写 public $whiteParams = null; //过滤之后的参数,供控制器使用 public $indexName = ''; public function beforeAction($action)
{
if (!$this->enabled) {
return true;
} return $this->_check($action);
} protected function _check($action)
{
if (empty($this->verifyPath)) {
throw new Exception('验证目录不存在!');
} //目前只支持两级
$groups = explode('/', $this->owner->id);
if (is_array($groups) && count($groups) >= 2) {
$fileName = ucfirst($groups[0]).ucfirst($groups[1]);
} else {
$fileName = ucfirst($this->owner->id);
}
unset($groups);
$className = $this->verifyPath . $fileName; if (!class_exists($className)) {
return true;
} $actionId = $action->id; $v = new $className($this->owner->getParam($this->indexName) ?: []); if (!method_exists($v, $actionId)) {
return true;
} $v->{$actionId}();
if (!$v->validate(null, false)) {
$errorList = [];
$errors = $v->getErrors(); foreach ($errors as $field => $error) {
$errorList[] = implode(' ', $error);
} Yii::$app->getResponse()->data = $this->owner->getBehavior('format')->afterAction($action, $this->owner->sendError(implode(' & ', $errorList), 400));
return false;
}
$this->whiteParams = $v->getAttributes();
return true;
}
}

'validation' => [
'class' => 'ext\controller\behavior\Validation',
'verifyPath' => 'app\modules\goods\controller\validation\\',
'indexName' => 'body',
'enabled' => true
],

<?php
namespace app\modules\goods\controllers\validation;use app\modules\api\models\base\BaseValidation;class SupplyGoods extends BaseValidation
{ public function detail()
{
$this->defineAttributes('goodsId');
$this->addRule('goodsId', 'number')->addRule('goodsId', 'required');
} public function add()
{
$this->defineAttributes('goodsTitle,goodsPrice,minNum,catId,childCatId,showImages,detailImages,goodsAttr');
$this->addRule('goodsTitle', 'trim')->addRule('goodsTitle', 'required'); $this->addRule('goodsPrice', 'required'); $this->addRule('catId', 'number')->addRule('catId', 'required')
->addRule('childCatId', 'number')->addRule('childCatId', 'required'); if (!is_array($this->showImages) || count($this->showImages) == 0) {
$this->addError('showImages', '商品展示图片必传!');
} if (!is_array($this->detailImages) || count($this->detailImages) == 0) {
$this->addError('detailImages', '图文详情必传!');
} if (empty($this->goodsAttr['color'])
|| empty($this->goodsAttr['style_id'])
|| empty($this->goodsAttr['size_ids'])
) {
$this->addError('goodsAttr', '请设置库存');
}
} public function update()
{
$this->defineAttributes('goodsId,goodsTitle,goodsPrice,minNum,catId,childCatId,showImages,detailImages,goodsAttr');
$this->addRule('goodsTitle', 'trim')->addRule('goodsTitle', 'required'); $this->addRule('goodsPrice', 'required'); $this->addRule('catId', 'number')->addRule('catId', 'required')
->addRule('childCatId', 'number')->addRule('childCatId', 'required')
->addRule('goodsId','number')->addRule('goodsId','required'); if (!is_array($this->showImages) || count($this->showImages) == 0) {
$this->addError('showImages', '商品展示图片必传!');
} if (!is_array($this->detailImages) || count($this->detailImages) == 0) {
$this->addError('detailImages', '图文详情必传!');
} if (empty($this->goodsAttr['color'])
|| empty($this->goodsAttr['style_id'])
|| empty($this->goodsAttr['size_ids'])
) {
$this->addError('goodsAttr', '图片属性必传!');
}
} public function edit()
{
$this->defineAttributes('goodsId');
$this->addRule('goodsId', 'number')->addRule('goodsId', 'required');
} public function lists()
{ } public function delete()
{
$this->defineAttributes('goodsId');
$this->addRule('goodsId', 'number')->addRule('goodsId', 'required');
} public function category()
{
$this->defineAttributes('childCatId');
$this->addRule('childCatId', 'number')->addRule('childCatId', 'required');
}}

$this->defineAttributes('childCatId');
$this->addRule('childCatId', 'number')->addRule('childCatId', 'required');