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330 lines
9.3 KiB
330 lines
9.3 KiB
<?php
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namespace app\common\controller;
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use app\common\library\Auth;
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use think\Config;
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use think\exception\HttpResponseException;
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use think\exception\ValidateException;
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use think\Hook;
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use think\Lang;
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use think\Loader;
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use think\Request;
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use think\Response;
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use think\Route;
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use think\Validate;
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/**
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* API控制器基类
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*/
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class Api
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{
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/**
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* @var Request Request 实例
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*/
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protected $request;
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/**
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* @var bool 验证失败是否抛出异常
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*/
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protected $failException = false;
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/**
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* @var bool 是否批量验证
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*/
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protected $batchValidate = false;
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/**
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* @var array 前置操作方法列表
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*/
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protected $beforeActionList = [];
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/**
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* 无需登录的方法,同时也就不需要鉴权了
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* @var array
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*/
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protected $noNeedLogin = [];
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/**
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* 无需鉴权的方法,但需要登录
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* @var array
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*/
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protected $noNeedRight = [];
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/**
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* 权限Auth
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* @var Auth
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*/
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protected $auth = null;
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/**
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* 默认响应输出类型,支持json/xml
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* @var string
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*/
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protected $responseType = 'json';
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/**
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* 构造方法
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* @access public
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* @param Request $request Request 对象
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*/
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public function __construct(Request $request = null)
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{
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$this->request = is_null($request) ? Request::instance() : $request;
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// 控制器初始化
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$this->_initialize();
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// 前置操作方法
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if ($this->beforeActionList) {
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foreach ($this->beforeActionList as $method => $options) {
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is_numeric($method) ?
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$this->beforeAction($options) :
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$this->beforeAction($method, $options);
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}
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}
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}
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/**
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* 初始化操作
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* @access protected
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*/
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protected function _initialize()
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{
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//跨域请求检测
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check_cors_request();
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// 检测IP是否允许
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check_ip_allowed();
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//移除HTML标签
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$this->request->filter('trim,strip_tags,htmlspecialchars');
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$this->auth = Auth::instance();
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$modulename = $this->request->module();
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$controllername = Loader::parseName($this->request->controller());
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$actionname = strtolower($this->request->action());
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// token
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$token = $this->request->server('HTTP_TOKEN', $this->request->request('token', \think\Cookie::get('token')));
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$path = str_replace('.', '/', $controllername) . '/' . $actionname;
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// 设置当前请求的URI
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$this->auth->setRequestUri($path);
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// 检测是否需要验证登录
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if (!$this->auth->match($this->noNeedLogin)) {
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//初始化
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$this->auth->init($token);
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//检测是否登录
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if (!$this->auth->isLogin()) {
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$this->error(__('Please login first'), null, 401);
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}
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// 判断是否需要验证权限
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if (!$this->auth->match($this->noNeedRight)) {
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// 判断控制器和方法判断是否有对应权限
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if (!$this->auth->check($path)) {
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$this->error(__('You have no permission'), null, 403);
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}
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}
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} else {
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// 如果有传递token才验证是否登录状态
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if ($token) {
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$this->auth->init($token);
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}
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}
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$upload = \app\common\model\Config::upload();
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// 上传信息配置后
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Hook::listen("upload_config_init", $upload);
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Config::set('upload', array_merge(Config::get('upload'), $upload));
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// 加载当前控制器语言包
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$this->loadlang($controllername);
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}
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/**
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* 加载语言文件
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* @param string $name
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*/
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protected function loadlang($name)
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{
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$name = Loader::parseName($name);
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$name = preg_match("/^([a-zA-Z0-9_\.\/]+)\$/i", $name) ? $name : 'index';
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$lang = $this->request->langset();
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$lang = preg_match("/^([a-zA-Z\-_]{2,10})\$/i", $lang) ? $lang : 'zh-cn';
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Lang::load(APP_PATH . $this->request->module() . '/lang/' . $lang . '/' . str_replace('.', '/', $name) . '.php');
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}
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/**
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* 操作成功返回的数据
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* @param string $msg 提示信息
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* @param mixed $data 要返回的数据
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* @param int $code 错误码，默认为1
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* @param string $type 输出类型
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* @param array $header 发送的 Header 信息
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*/
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protected function success($msg = '', $data = null, $code = 1, $type = null, array $header = [])
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{
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$this->result($msg, $data, $code, $type, $header);
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}
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/**
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* 操作失败返回的数据
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* @param string $msg 提示信息
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* @param mixed $data 要返回的数据
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* @param int $code 错误码，默认为0
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* @param string $type 输出类型
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* @param array $header 发送的 Header 信息
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*/
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protected function error($msg = '', $data = null, $code = 0, $type = null, array $header = [])
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{
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$this->result($msg, $data, $code, $type, $header);
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}
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/**
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* 返回封装后的 API 数据到客户端
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* @access protected
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* @param mixed $msg 提示信息
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* @param mixed $data 要返回的数据
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* @param int $code 错误码，默认为0
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* @param string $type 输出类型，支持json/xml/jsonp
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* @param array $header 发送的 Header 信息
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* @return void
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* @throws HttpResponseException
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*/
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protected function result($msg, $data = null, $code = 0, $type = null, array $header = [])
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{
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$result = [
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'code' => $code,
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'msg' => $msg,
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'time' => Request::instance()->server('REQUEST_TIME'),
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'data' => $data,
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];
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// 如果未设置类型则自动判断
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$type = $type ? $type : ($this->request->param(config('var_jsonp_handler')) ? 'jsonp' : $this->responseType);
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if (isset($header['statuscode'])) {
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$code = $header['statuscode'];
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unset($header['statuscode']);
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} else {
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//未设置状态码,根据code值判断
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$code = $code >= 1000 || $code < 200 ? 200 : $code;
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}
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$response = Response::create($result, $type, $code)->header($header);
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throw new HttpResponseException($response);
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}
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/**
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* 前置操作
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* @access protected
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* @param string $method 前置操作方法名
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* @param array $options 调用参数 ['only'=>[...]] 或者 ['except'=>[...]]
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* @return void
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*/
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protected function beforeAction($method, $options = [])
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{
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if (isset($options['only'])) {
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if (is_string($options['only'])) {
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$options['only'] = explode(',', $options['only']);
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}
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if (!in_array($this->request->action(), $options['only'])) {
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return;
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}
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} elseif (isset($options['except'])) {
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if (is_string($options['except'])) {
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$options['except'] = explode(',', $options['except']);
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}
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if (in_array($this->request->action(), $options['except'])) {
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return;
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}
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}
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call_user_func([$this, $method]);
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}
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/**
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* 设置验证失败后是否抛出异常
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* @access protected
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* @param bool $fail 是否抛出异常
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* @return $this
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*/
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protected function validateFailException($fail = true)
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{
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$this->failException = $fail;
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return $this;
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}
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/**
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* 验证数据
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* @access protected
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* @param array $data 数据
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* @param string|array $validate 验证器名或者验证规则数组
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* @param array $message 提示信息
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* @param bool $batch 是否批量验证
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* @param mixed $callback 回调方法（闭包）
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* @return array|string|true
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* @throws ValidateException
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*/
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protected function validate($data, $validate, $message = [], $batch = false, $callback = null)
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{
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if (is_array($validate)) {
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$v = Loader::validate();
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$v->rule($validate);
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} else {
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// 支持场景
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if (strpos($validate, '.')) {
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list($validate, $scene) = explode('.', $validate);
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}
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$v = Loader::validate($validate);
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!empty($scene) && $v->scene($scene);
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}
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// 批量验证
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if ($batch || $this->batchValidate) {
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$v->batch(true);
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}
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// 设置错误信息
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if (is_array($message)) {
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$v->message($message);
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}
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// 使用回调验证
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if ($callback && is_callable($callback)) {
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call_user_func_array($callback, [$v, &$data]);
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}
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if (!$v->check($data)) {
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if ($this->failException) {
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throw new ValidateException($v->getError());
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}
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return $v->getError();
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}
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return true;
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}
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/**
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* 刷新Token
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*/
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protected function token()
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{
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$token = $this->request->param('__token__');
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//验证Token
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if (!Validate::make()->check(['__token__' => $token], ['__token__' => 'require|token'])) {
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$this->error(__('Token verification error'), ['__token__' => $this->request->token()]);
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}
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//刷新Token
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$this->request->token();
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}
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}
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