config = $config; $this->database = $database; } // 用户登录，两个参数，一个是用户输入，一个是配置文件里面的用户信息 function login($user,$admin){ // 用户输入的信息进行md5加密和对比 $pw1 = md5($user['user'].$user['password']); $pw2 = md5($admin['user'].$admin['password']); // 判断用户名密码是否正确 if($pw1 != $pw2){ echo '用户名或密码不正确！'; setcookie("user", '', time()-3600,"/"); setcookie("password", '', time()-3600,"/"); exit; } else{ $password = md5("imgurl".$admin['password']); //生成cookie setcookie("user", $user['user'], time()+3600 * 24 * 30,"/"); setcookie("password", $password, time()+3600 * 24 * 30,"/"); echo ""; exit; } } //判断用户状态 function check($userinfo){ //配置文件里面的用户信息 $user1 = $userinfo['user'].md5("imgurl".$userinfo['password']); // echo $user1; //COOKIES里面的信息 $user2 = $_COOKIE['user'].$_COOKIE['password']; //如果两者信息相符，说明已登录 if($user1 == $user2) { return'islogin'; exit; } else{ return 'nologin'; setcookie("user", '', time()-3600,"/"); setcookie("password", '', time()-3600,"/"); exit; } } //检查某张图片是否已经上传 function isupload($path){ $num = $this->database->count("imginfo",["path" => $path]); //如果图片已经上传过，直接返回图片信息 if($num >=1) { $info = $this->database->get("imginfo","*",["path" => $path]); $imgurl = $this->config['domain'].$path; //返回json数据 $redata = array( "code" => 1, "id" => $info['id'], "url" => $imgurl, "width" => 0, "height" => 0 ); echo $redata = json_encode($redata); exit; } } //限制访客上传数量 function limitnum(){ //获取访客IP $ip = $_SERVER['REMOTE_ADDR']; //获取当前时间 $date = date('Y-m-d',time()); //获取配置文件限额 $limit = $this->config['limit']; //获取用户上传目录 $dir = $this->config['userdir']; //查询数据库统计数量 $database = $this->database; $num = $database->count("imginfo",[ "date" => $date, "ip" => $ip, "dir" => $dir ]); if($num >= $limit) { $redata = array( "code" => 0, "msg" => "上传达到限制！" ); echo $redata = json_encode($redata); exit; } } //获取访客真实IP function getip(){ if (getenv('HTTP_CLIENT_IP')) { $ip = getenv('HTTP_CLIENT_IP'); } elseif (getenv('HTTP_X_FORWARDED_FOR')) { $ip = getenv('HTTP_X_FORWARDED_FOR'); } elseif (getenv('HTTP_X_FORWARDED')) { $ip = getenv('HTTP_X_FORWARDED'); } elseif (getenv('HTTP_FORWARDED_FOR')) { $ip = getenv('HTTP_FORWARDED_FOR'); } elseif (getenv('HTTP_FORWARDED')) { $ip = getenv('HTTP_FORWARDED'); } else { $ip = $_SERVER['REMOTE_ADDR']; } return $ip; } } //自动初始化完成一些基础操作 $basis = new User($config,$database); ?>