protected function checkAPP($appinfo)
 {
     if (!CheckConfig::isChars($appinfo['appname'])) {
         $this->error[] = "APPNAME不允许特殊字符";
     }
     if (!is_dir($appinfo['apppath'])) {
         $this->error[] = "项目目录不正确";
     }
     $file = $_POST['apppath'] . "Conf" . DIRECTORY_SEPARATOR . "config.php";
     if (is_readable($file)) {
         $config = (include $file);
         if (!is_array($config)) {
             $this->error[] = "在该目录下找不到Conf目录";
         }
     } else {
         $this->error[] = "没有找到您的应用的配置文件";
     }
     if ($this->error) {
         return false;
     }
     return true;
 }