<?php
	/**
	 * 用户控制器
	 */
	class UserController extends System_Controller_Web{

		public function init(){
			$this->request = $this->getRequest();	
			if($this->request->action == "login"){
				$this->setLayout();
			}
			parent::init();
			$this->user_service = new Service_User();
		}
		
		/**
		 * 管理员登录
		 * @return [type] [description]
		 */
		public function LoginAction(){
			if($this->request->isXmlHttpRequest()){
				$username = $this->request->getPost('username');
				$password = $this->request->getPost('password');
				//进行管理员登录
				if(!$this->user_service->login($username, $password)){
					exit($this->showError($this->user_service->error, 400, true));
				}
				else{
					exit($this->showSuccess('登录成功', true));
				}
			}
			else{
				$session = Yaf_Session::getInstance();
				if(isset($session['user'])){
					$this->redirect('/admin/index/index');
				}
			}	
		}

		/**
		 * 退出登录
		 */
		public function LogoutAction(){
			$session = Yaf_Session::getInstance();
			$session->del('user');
			$this->redirect('/user_login.html');
		}

		/**
		 * 上传
		 */
		public function UploadAction(){
			//header('Access-Control-Allow-Origin: http://www.baidu.com'); //设置http://www.baidu.com允许跨域访问
			//header('Access-Control-Allow-Headers: X-Requested-With,X_Requested_With'); //设置允许的跨域header
			date_default_timezone_set("Asia/Shanghai");
			error_reporting(E_ERROR);
			header("Content-Type: text/html; charset=utf-8");

			$CONFIG = json_decode(preg_replace("/\/\*[\s\S]+?\*\//", "", file_get_contents("themes/ueditor/php/config.json")), true);
			$action = $this->get('action');
			switch ($action) {
			    case 'config':
			        $result =  json_encode($CONFIG);
			        break;

			    /* 上传图片 */
			    case 'uploadimage':
			    /* 上传涂鸦 */
			    case 'uploadscrawl':
			    /* 上传视频 */
			    case 'uploadvideo':
			    /* 上传文件 */
			    case 'uploadfile':
			        $result = include("themes/ueditor/php/action_upload.php");
			        break;

			    /* 列出图片 */
			    case 'listimage':
			        $result = include("themes/ueditor/php/action_list.php");
			        break;
			    /* 列出文件 */
			    case 'listfile':
			        $result = include("themes/ueditor/php/action_list.php");
			        break;

			    /* 抓取远程文件 */
			    case 'catchimage':
			        $result = include("themes/ueditor/php/action_crawler.php");
			        break;

			    default:
			        $result = json_encode(array(
			            'state'=> '请求地址出错'
			        ));
			        break;
			}

			/* 输出结果 */
			if (isset($_GET["callback"])) {
			    if (preg_match("/^[\w_]+$/", $_GET["callback"])) {
			        echo htmlspecialchars($_GET["callback"]) . '(' . $result . ')';
			    } else {
			        echo json_encode(array(
			            'state'=> 'callback参数不合法'
			        ));
			    }
			} else {
			    echo $result;
			}
			die();
		}


	}