Api.php 8.7 KB

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  1. <?php
  2. namespace app\common\controller;
  3. use app\common\library\Auth;
  4. use think\Config;
  5. use think\exception\HttpResponseException;
  6. use think\exception\ValidateException;
  7. use think\Hook;
  8. use think\Lang;
  9. use think\Loader;
  10. use think\Request;
  11. use think\Response;
  12. /**
  13. * API控制器基类
  14. */
  15. class Api
  16. {
  17. /**
  18. * @var Request Request 实例
  19. */
  20. protected $request;
  21. /**
  22. * @var bool 验证失败是否抛出异常
  23. */
  24. protected $failException = false;
  25. /**
  26. * @var bool 是否批量验证
  27. */
  28. protected $batchValidate = false;
  29. /**
  30. * @var array 前置操作方法列表
  31. */
  32. protected $beforeActionList = [];
  33. /**
  34. * 无需登录的方法,同时也就不需要鉴权了
  35. * @var array
  36. */
  37. protected $noNeedLogin = [];
  38. /**
  39. * 无需鉴权的方法,但需要登录
  40. * @var array
  41. */
  42. protected $noNeedRight = [];
  43. /**
  44. * 权限Auth
  45. * @var Auth
  46. */
  47. protected $auth = null;
  48. /**
  49. * 默认响应输出类型,支持json/xml
  50. * @var string
  51. */
  52. protected $responseType = 'json';
  53. /**
  54. * 构造方法
  55. * @access public
  56. * @param Request $request Request 对象
  57. */
  58. public function __construct(Request $request = null)
  59. {
  60. $this->request = is_null($request) ? Request::instance() : $request;
  61. // 控制器初始化
  62. $this->_initialize();
  63. // 前置操作方法
  64. if ($this->beforeActionList)
  65. {
  66. foreach ($this->beforeActionList as $method => $options)
  67. {
  68. is_numeric($method) ?
  69. $this->beforeAction($options) :
  70. $this->beforeAction($method, $options);
  71. }
  72. }
  73. }
  74. /**
  75. * 初始化操作
  76. * @access protected
  77. */
  78. protected function _initialize()
  79. {
  80. //移除HTML标签
  81. $this->request->filter('strip_tags');
  82. $this->auth = Auth::instance();
  83. $modulename = $this->request->module();
  84. $controllername = strtolower($this->request->controller());
  85. $actionname = strtolower($this->request->action());
  86. // token
  87. $token = $this->request->server('HTTP_TOKEN', $this->request->request('token', \think\Cookie::get('token')));
  88. $path = str_replace('.', '/', $controllername) . '/' . $actionname;
  89. // 设置当前请求的URI
  90. $this->auth->setRequestUri($path);
  91. // 检测是否需要验证登录
  92. if (!$this->auth->match($this->noNeedLogin))
  93. {
  94. //初始化
  95. $this->auth->init($token);
  96. //检测是否登录
  97. if (!$this->auth->isLogin())
  98. {
  99. $this->error(__('Please login first'), null, 401);
  100. }
  101. // 判断是否需要验证权限
  102. if (!$this->auth->match($this->noNeedRight))
  103. {
  104. // 判断控制器和方法判断是否有对应权限
  105. if (!$this->auth->check($path))
  106. {
  107. $this->error(__('You have no permission'), null, 403);
  108. }
  109. }
  110. }
  111. else
  112. {
  113. // 如果有传递token才验证是否登录状态
  114. if ($token)
  115. {
  116. $this->auth->init($token);
  117. }
  118. }
  119. $upload = \app\common\model\Config::upload();
  120. // 上传信息配置后
  121. Hook::listen("upload_config_init", $upload);
  122. Config::set('upload', array_merge(Config::get('upload'), $upload));
  123. // 加载当前控制器语言包
  124. $this->loadlang($controllername);
  125. }
  126. /**
  127. * 加载语言文件
  128. * @param string $name
  129. */
  130. protected function loadlang($name)
  131. {
  132. Lang::load(APP_PATH . $this->request->module() . '/lang/' . Lang::detect() . '/' . str_replace('.', '/', $name) . '.php');
  133. }
  134. /**
  135. * 操作成功返回的数据
  136. * @param string $msg 提示信息
  137. * @param mixed $data 要返回的数据
  138. * @param int $code 错误码,默认为1
  139. * @param string $type 输出类型
  140. * @param array $header 发送的 Header 信息
  141. */
  142. protected function success($msg = '', $data = null, $code = 1, $type = null, array $header = [])
  143. {
  144. $this->result($msg, $data, $code, $type, $header);
  145. }
  146. /**
  147. * 操作失败返回的数据
  148. * @param string $msg 提示信息
  149. * @param mixed $data 要返回的数据
  150. * @param int $code 错误码,默认为0
  151. * @param string $type 输出类型
  152. * @param array $header 发送的 Header 信息
  153. */
  154. protected function error($msg = '', $data = null, $code = 0, $type = null, array $header = [])
  155. {
  156. $this->result($msg, $data, $code, $type, $header);
  157. }
  158. /**
  159. * 返回封装后的 API 数据到客户端
  160. * @access protected
  161. * @param mixed $msg 提示信息
  162. * @param mixed $data 要返回的数据
  163. * @param int $code 错误码,默认为0
  164. * @param string $type 输出类型,支持json/xml/jsonp
  165. * @param array $header 发送的 Header 信息
  166. * @return void
  167. * @throws HttpResponseException
  168. */
  169. protected function result($msg, $data = null, $code = 0, $type = null, array $header = [])
  170. {
  171. $result = [
  172. 'code' => $code,
  173. 'msg' => $msg,
  174. 'time' => Request::instance()->server('REQUEST_TIME'),
  175. 'data' => $data,
  176. ];
  177. // 如果未设置类型则自动判断
  178. $type = $type ? $type : ($this->request->param(config('var_jsonp_handler')) ? 'jsonp' : $this->responseType);
  179. if (isset($header['statuscode']))
  180. {
  181. $code = $header['statuscode'];
  182. unset($header['statuscode']);
  183. }
  184. else
  185. {
  186. //未设置状态码,根据code值判断
  187. $code = $code >= 1000 || $code < 200 ? 200 : $code;
  188. }
  189. $response = Response::create($result, $type, $code)->header($header);
  190. throw new HttpResponseException($response);
  191. }
  192. /**
  193. * 前置操作
  194. * @access protected
  195. * @param string $method 前置操作方法名
  196. * @param array $options 调用参数 ['only'=>[...]] 或者 ['except'=>[...]]
  197. * @return void
  198. */
  199. protected function beforeAction($method, $options = [])
  200. {
  201. if (isset($options['only']))
  202. {
  203. if (is_string($options['only']))
  204. {
  205. $options['only'] = explode(',', $options['only']);
  206. }
  207. if (!in_array($this->request->action(), $options['only']))
  208. {
  209. return;
  210. }
  211. }
  212. elseif (isset($options['except']))
  213. {
  214. if (is_string($options['except']))
  215. {
  216. $options['except'] = explode(',', $options['except']);
  217. }
  218. if (in_array($this->request->action(), $options['except']))
  219. {
  220. return;
  221. }
  222. }
  223. call_user_func([$this, $method]);
  224. }
  225. /**
  226. * 设置验证失败后是否抛出异常
  227. * @access protected
  228. * @param bool $fail 是否抛出异常
  229. * @return $this
  230. */
  231. protected function validateFailException($fail = true)
  232. {
  233. $this->failException = $fail;
  234. return $this;
  235. }
  236. /**
  237. * 验证数据
  238. * @access protected
  239. * @param array $data 数据
  240. * @param string|array $validate 验证器名或者验证规则数组
  241. * @param array $message 提示信息
  242. * @param bool $batch 是否批量验证
  243. * @param mixed $callback 回调方法(闭包)
  244. * @return array|string|true
  245. * @throws ValidateException
  246. */
  247. protected function validate($data, $validate, $message = [], $batch = false, $callback = null)
  248. {
  249. if (is_array($validate))
  250. {
  251. $v = Loader::validate();
  252. $v->rule($validate);
  253. }
  254. else
  255. {
  256. // 支持场景
  257. if (strpos($validate, '.'))
  258. {
  259. list($validate, $scene) = explode('.', $validate);
  260. }
  261. $v = Loader::validate($validate);
  262. !empty($scene) && $v->scene($scene);
  263. }
  264. // 批量验证
  265. if ($batch || $this->batchValidate)
  266. $v->batch(true);
  267. // 设置错误信息
  268. if (is_array($message))
  269. $v->message($message);
  270. // 使用回调验证
  271. if ($callback && is_callable($callback))
  272. {
  273. call_user_func_array($callback, [$v, &$data]);
  274. }
  275. if (!$v->check($data))
  276. {
  277. if ($this->failException)
  278. {
  279. throw new ValidateException($v->getError());
  280. }
  281. return $v->getError();
  282. }
  283. return true;
  284. }
  285. }