<?php

class mBase extends publicBase {
    public $mcflag = 'mymc';
    private $gmp = "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz";
    private $base62_string = "A0aB1bC2cD3dE4eF5fG6gH7hI8iJ9jKLMNOPQRSTUVWXYZklmnopqrstuvwxyz";

    /**
     * 连接MC
     * 初始化MC/MCQ连接
     * @param string $mcflag 配置文件中MC标识
     */
    protected function initMC() {
        $cnf = $this->parseMcCnf($this->mcflag);

        if(MEMCACHE_NAME=='memcached') {
            $mc = new Memcached;
            $mc->setOption(Memcached::OPT_COMPRESSION, false); // 设置默认关闭压缩
            $mc->setOption(Memcached::OPT_CONNECT_TIMEOUT, 500); // 设置连接超时
        } else {
            $mc = new Memcache;
        }
        $res = $mc->addServer($cnf['host'], $cnf['port']);
        if(!$res) return false;
        return $mc;
    }

    /**
     * 根据缓存Key获取数据
     * @param string $key
     */
    public function get($key) {
        $obj = $this->initMC($this->mcflag);
        if(!$obj) return false;

        return $obj->get($key);
    }


    /**
     * 根据缓存Key存储数据
     * @param string $key
     */
    public function set($key, $value, $expire=600) {
        $obj = $this->initMC($this->mcflag);
        if(!$obj) return false;

        if(MEMCACHE_NAME=='memcache') {
            return $obj->set($key, $value, MEMCACHE_COMPRESSED, $expire);
        } else {
            return $obj->set($key, $value, $expire);
        }
    }


    /**
     * 根据缓存Key删除存储
     * @param string $key
     */
    public function delete($key) {
        $obj = $this->initMC($this->mcflag);
        if(!$obj) return false;

        return $obj->delete($key);
    }


    /**
     * 缓存Key计数+1
     * @param string $key
     * @param int $offset 累加值
     */
    public function increment($key, $offset=1) {
        $obj = $this->initMC($this->mcflag);
        if(!$obj) return false;

        return $obj->increment($key, $offset);
    }


    /**
     * 缓存Key计数-1
     * @param string $key
     * @param int $offset 减值
     */
    public function decrement($key, $offset=1) {
        $obj = $this->initMC($this->mcflag);
        if(!$obj) return false;

        return $obj->decrement($key, $offset);
    }


    /**
     * 解析MC配置信息
     * 获得MC的相关连接信息
     * @param sting $mcflag MC标识
     */
    private function parseMcCnf($mcflag='') {
        if(!empty($mcflag)) $this->mcflag = $mcflag;
        $configs = parse_ini_file(_Storage_CNF_PATH, true);
        $config = $configs[strtolower($this->mcflag)];

        $cnf['host'] = trim($config['host']);
        $cnf['port'] = trim($config['port']);
        $cnf['db'] = trim($config['db']);
        return $cnf;
    }

    /**
     * 发送邮件
     * 通过PHPMAILER发送邮件
     * @param array $emails 邮件组
     * @param string $title 邮件标题
     * @param string $content 邮件内容
     */
    public static function sendMail($emails, $title, $content) {
        include_once SERVER_ROOT . '/library/mail/class.phpmailer.php';

        $mail_name = array_rand($GLOBALS['notice_qqmail_list']);

        $mail = new PHPMailer();
        $mail->IsSMTP();
        $mail->Host = 'smtp.163.com';
        $mail->Port = 465;
        $mail->Username = $mail_name;
        $mail->Password = $GLOBALS['notice_qqmail_list'][$mail_name];
        $mail->From = $mail_name;
        $mail->CharSet = "utf-8";
        $mail->IsHTML(true);
        $mail->SMTPAuth = true;
        $mail->ClearAddresses();
        $mail->SetLanguage('en', SERVER_ROOT . '/library/mail/language/');

        $mail->FromName = "快乐论文";
        foreach($emails as $email) {
        	$mail->AddAddress($email);
        }
        $mail->Subject = $title;
        $mail->Body = $content;

        return $mail->Send();
    }

    /**
     * sendCloud发邮件
     * http://sendcloud.sohu.com
     * kuailebangshou  Hellow0rld123
     */
    public function sendMailBySohu($emails, $title, $content, $attachments=array()) {
        return $this->sendMail($emails, $title, $content);

        $mailstr = implode(';', $emails);
        $maildata = array (
            'api_user' => SENDCLOUD_USER,
            'api_key' => SENDCLOUD_PASS,
            'from' => '58996091@qq.com',
            'fromname' => '-快乐论文-',
            'to' => $mailstr,
            'subject' => $title,
            'html' => $content
        );
        $attachs = array();
        $i = 0;
        if(!empty($attachments)) {
            foreach ($attachments as $v) {
                $i++;
                $filename = basename($v);
                $attachs['file'.$i] = '@'.$v.';filename='.$filename;
            }
        }

        $ch = curl_init();
        curl_setopt($ch, CURLOPT_HTTPAUTH, CURLAUTH_BASIC);
        curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
        curl_setopt($ch, CURLOPT_CUSTOMREQUEST, 'POST');
        curl_setopt($ch, CURLOPT_URL, 'https://sendcloud.sohu.com/webapi/mail.send.json');
        //不同于登录SendCloud站点的帐号，您需要登录后台创建发信子帐号，使用子帐号和密码才可以进行邮件的发送。
        curl_setopt($ch, CURLOPT_POSTFIELDS, array_merge($maildata, $attachs));
        $result = curl_exec($ch);
        if($result === false) { //请求失败
            //echo 'last error : ' . curl_error($ch);
            return false;
        }
        curl_close($ch);
        return $result;
    }


    protected function initSnoopy($host='') {
        include_once SERVER_ROOT.'/library/snoopy/Snoopy.class.php';

        $snoopy = new Snoopy;
        $snoopy->host = $host;
        $snoopy->agent = "Mozilla/5.0 (Windows NT 6.1; rv:18.0) Gecko/20100101 Firefox/18.0";
        $snoopy->rawheaders['Connection'] = "keep-alive";
        $snoopy->accept = "text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8";
        $snoopy->maxredirs = 5;
        $snoopy->rawheaders["Pragma"] = "no-cache";
        $snoopy->rawheaders["X_FORWARDED_FOR"] = "210.136.193.130";
        $snoopy->rawheaders['Accept-Language'] = "zh-cn,zh;q=0.8,en-us;q=0.5,en;q=0.3";

        return $snoopy;
    }


    /**
     * 获取错误返回信息
     */
    public function getError() {
        if(empty($this->error)) return '系统繁忙！';

        return $this->error;
    }

    /**
     * 设置错误信息
     * @param unknown_type $errorInfo
     */
    protected function setError($errorInfo) {
        return $this->error = $errorInfo;
    }

    /**
     * CUrl封装的get方式请求API的方法
     * @param string $url URL
     * @param int $timeout 超时时间
     */
    public function getCUrl($url, $timeout=3) {
        $ch = curl_init();
        curl_setopt($ch, CURLOPT_URL, $url);
        curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
        curl_setopt($ch, CURLOPT_TIMEOUT, $timeout);

        //分析是否开启SSL加密
        $ssl = substr($url, 0, 8) == 'https://' ? true : false;
        if ($ssl) {
            curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, 0); // 对认证证书来源的检查
            curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, 1); // 从证书中检查SSL加密算法是否存在
        }

        $res = curl_exec($ch);
        if(curl_error($ch)=='') {
            curl_close($ch);
            return $res;
        }
        curl_close($ch);
        return false;
    }

    /**
     * CUrl封装的post方式请求API的方法
     * @param string $url
     * @param array $data post数据
     * @param int $timeout 超时时间
     */
    public function postCUrl($url, $data, $timeout=3, $is_xml_data = false, $is_json_data = false) {
        $ch = curl_init();

        $urlinfo = parse_url($url);
        $domain = $urlinfo['host'];
        $headers = array("Host: $domain");
        curl_setopt($ch, CURLOPT_HTTPHEADER, $headers);

        //分析是否开启SSL加密
        $ssl = substr($url, 0, 8) == 'https://' ? true : false;
        if ($ssl) {
            curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, 0); // 对认证证书来源的检查
            curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, 1); // 从证书中检查SSL加密算法是否存在
        }

        curl_setopt($ch, CURLOPT_URL, $url);
        curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
        curl_setopt($ch, CURLOPT_POST, true);
        curl_setopt($ch, CURLOPT_POSTFIELDS, $data);
        curl_setopt($ch, CURLOPT_HTTP_VERSION, CURL_HTTP_VERSION_1_0);
        curl_setopt($ch, CURLOPT_TIMEOUT, $timeout);
        if($is_xml_data) curl_setopt($ch, CURLOPT_HTTPHEADER, array('Content-Type: application/xml'));
        if($is_json_data) curl_setopt($ch, CURLOPT_HTTPHEADER, array('Content-Type: application/json'));

        $res = curl_exec($ch);
        if(curl_error($ch)=='') {
            curl_close($ch);
            return $res;
        }
        curl_close($ch);
        return false;
    }

    public function postCurlContainFile($url, $data, $timeout=3, $file_param_key_name='') {
        $ch = curl_init();

        $urlinfo = parse_url($url);
        $domain = $urlinfo['host'];
        $headers = array("Host: $domain");
        curl_setopt($ch, CURLOPT_HTTPHEADER, $headers);

        //分析是否开启SSL加密
        $ssl = substr($url, 0, 8) == 'https://' ? true : false;
        if ($ssl) {
            curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, 0); // 对认证证书来源的检查
            curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, 1); // 从证书中检查SSL加密算法是否存在
        }

        curl_setopt($ch, CURLOPT_URL, $url);
        curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
        curl_setopt($ch, CURLOPT_POST, true);

        if($file_param_key_name) $data[$file_param_key_name] = new CURLFile($data[$file_param_key_name]);

        curl_setopt($ch, CURLOPT_POSTFIELDS, $data);
        curl_setopt($ch, CURLOPT_HTTP_VERSION, CURL_HTTP_VERSION_1_0);
        curl_setopt($ch, CURLOPT_TIMEOUT, $timeout);

        $res = curl_exec($ch);
        if(curl_error($ch)=='') {
            curl_close($ch);
            return $res;
        } else {
            $this->curl_error = curl_error($ch);
        }
        curl_close($ch);
        return false;
    }

    /**
     * SSLCert CURL
     * @param unknown $url
     * @param unknown $data
     * @param unknown $cert['sslcert'] = 'cert.pem';$cert['sslkey'] = 'key.pem';
     * @param number $timeout
     * @return mixed|boolean
     */
    public function postCUrlBySSLCert($url, $data, $cert, $timeout=3) {
        $ch = curl_init();

        $urlinfo = parse_url($url);
        $domain = $urlinfo['host'];
        $headers = array("Host: $domain");
        curl_setopt($ch, CURLOPT_HTTPHEADER, $headers);

        // SSL设置
        curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false); // 对认证证书来源的检查
        curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, false); // 从证书中检查SSL加密算法是否存在

        curl_setopt($ch, CURLOPT_SSLCERTPASSWD, $cert['password']);
        curl_setopt($ch,CURLOPT_SSLCERT, $cert['sslcert']);
        curl_setopt($ch,CURLOPT_KEYPASSWD, $cert['password']);
        curl_setopt($ch,CURLOPT_SSLKEY, $cert['sslkey']);
        curl_setopt($ch,CURLOPT_CAPATH, dirname($cert['rootca']).'/');
        curl_setopt($ch,CURLOPT_CAINFO, basename($cert['rootca']));

        curl_setopt($ch, CURLOPT_URL, $url);
        curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
        curl_setopt($ch, CURLOPT_POST, true);
        curl_setopt($ch, CURLOPT_POSTFIELDS, $data);
        curl_setopt($ch, CURLOPT_HTTP_VERSION, CURL_HTTP_VERSION_1_1);
        curl_setopt($ch, CURLOPT_TIMEOUT, $timeout);

        $res = curl_exec($ch);
        if(curl_error($ch)=='') {
            curl_close($ch);
            return $res;
        }
        curl_close($ch);
        return false;
    }



    /**
     * 递归删除文件夹
     * @param  string $dir 文件夹路径
     * @param  array  $undel 该文件不删除
     */
    public function rm_muti_dir($dir, $undel=array()) {
        if(!is_dir($dir)) return true;
        $d = dir($dir);
        while (false !== ($child = $d->read())) {
            if($child == '.' || $child == '..') continue;
            if(is_dir($dir.'/'.$child)) {
                $this->rm_muti_dir($dir.'/'.$child);
            } else {
                if (empty($undel)) {
                    unlink($dir.'/'.$child);
                } else {
                    if(!in_array($dir.'/'.$child, $undel)) unlink($dir.'/'.$child);
                }
            }
        }
        $d->close();
        rmdir($dir);
    }

    /**
     * 递归获取目录下的文件
     * @param unknown $dir
     * @return string
     */
    public function scan_dir($dir) {
        if ($handle = opendir($dir)) {
            while (false !== ($file = readdir($handle))) {
                if($file=='..' || $file=='.') continue;

                if(is_file($dir.'/'.$file)) {
                    $file_list[] = $dir.'/'.$file;
                    continue;
                }

                $file_list[$file] = $this->scan_dir($dir.'/'.$file);
                foreach($file_list[$file] as $infile) {
                    $file_list[] = $infile;
                }
                unset($file_list[$file]);
            }
            closedir($handle);

            return $file_list;
        }
    }

    public function genPasswd($length = 8) {
        // 密码字符集，可任意添加你需要的字符
        $chars = 'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789';

        $password = '';
        for ( $i = 0; $i < $length; $i++ ) {
            $password .= $chars[ mt_rand(0, strlen($chars) - 1) ];
        }

        return $password;
    }

    function array2xml($array) {
        $xml = "<xml>";
        foreach($array as $k => $v) {
            $xml .= '<'.$k.'>'.$v.'</'.$k.'>';
        }
        $xml .= "</xml>";
        return $xml;
    }

    /**
     * URL编码(UTF-8)
     */
    public function urlCoding($str) {
        $res = urlencode($str);
        $res = preg_replace('/\+/', '%20', $res);
        $res = preg_replace('/\*/', '%2A', $res);
        $res = preg_replace('/%7E/', '~', $res);
        return $res;
    }

    /**
     * 检测手机号是否有效
     */
    public function isValidPhone($phone) {
        if(!preg_match("/^1[3456789]\d{9}$/", $phone)) {
            return false;
        }
        return true;
    }

    /**
     * 获取用户IP
     */
    public function getClientIp() {
        if(!empty($_SERVER["HTTP_CLIENT_IP"]))  {
            $ip = $_SERVER["HTTP_CLIENT_IP"];
        } elseif(!empty($_SERVER["HTTP_X_FORWARDED_FOR"]))  {
            $ip = $_SERVER["HTTP_X_FORWARDED_FOR"];
        } elseif(!empty($_SERVER["REMOTE_ADDR"])) {
            $ip = $_SERVER["REMOTE_ADDR"];
        }
        if(strpos($ip, ',')!==false) {
            $iparr = explode(',', $ip);
            return trim($iparr[0]);
        }
        return $ip;
    }

    /*
     *function：检测字符串是否由纯英文，纯中文，中英文混合组成
     *param string
     *return 1:纯英文;2:纯中文;3:中英文混合
     */
    function checkStr($str=''){
        if(trim($str)==''){
            return '';
        }
        $m=mb_strlen($str,'utf-8');

        $s=strlen($str);

        if($s==$m){
            return 1;
        }
        if($s%$m==0&&$s%3==0){
            return 2;
        }
        return 3;
    }

    public function toCopycheck($sale_id, $inf, $ratio) {
        return false;

        $serobj = new mService();
        $dirs = array_flip($GLOBALS['dirFlag']);
        $paper_path = sprintf(PAPER_SAVE_PATH, $dirs[$inf['type']], substr($inf['add_date'],0,10), $sale_id.$GLOBALS['file_type'][FILE_TYPE_TXT]);
        $copycheckdata = array(
            'title'     => $inf['title'],
            'author'    => $inf['author'],
            'content'   => file_get_contents($paper_path),
            'ratio'     => $ratio,
            'url'       => $serobj->getServiceReport($inf['uid'], $inf['type']).'/tid/'.$inf['tids'][0].'/sid/'.$inf['sale_id'].'/lastday/15',
            'type'      => $inf['type'],
            'unique_id' => $sale_id,
            'version'   => $inf['version'] ? $inf['version'] : 3,
        );
        $this->postCUrl('http://api.copycheck.yunpaper.com/doc/detect', $copycheckdata);
    }

    /**
     * 判断是否是闰年
     * @param unknown $year
     */
    public function isLeapYear($year) {
        if ($year%4==0&&($year%100!=0 || $year%400==0)) return true;
        return false;
    }

    public function downloadFile($file_path, $file_name) {
        $file = realpath($file_path);
        Header( "Content-type:  application/octet-stream ");
        Header( "Accept-Ranges:  bytes ");
        Header( "Accept-Length: " .filesize($file));
        Header( "Content-Disposition:  attachment;  filename= {$file_name}");
        readfile($file);
        exit();
    }

    public function requestUrlByPost($url, $data, $cookie_jar='', $ip='', $timeout=100) {
        $ch = curl_init();
        $urlinfo = parse_url($url);
        $domain = $urlinfo['host'];
        $headers = array("Host: $domain");
        curl_setopt($ch, CURLOPT_HTTPHEADER, $headers);

        if(!empty($ip)) {
            $url = str_replace($domain, $ip, $url);
        }
        curl_setopt($ch, CURLOPT_URL, $url);
        curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
        curl_setopt($ch, CURLOPT_REFERER, $url);
        curl_setopt($ch, CURLOPT_HEADER, false);
        curl_setopt($ch, CURLOPT_USERAGENT, 'Mozilla/5.0 (Windows NT 6.1; rv:11.0) Gecko/20100101 Firefox/11.0 FirePHP/0.7.0');
        curl_setopt($ch, CURLOPT_POST, true);
        // 若给定url自动跳转到新的url,有了下面参数可自动获取新url内容：302跳转(paperyy下载报告会用到)
        curl_setopt($ch, CURLOPT_FOLLOWLOCATION, 1);

        if(!empty($data)) {
            foreach($data as $k => $v) {
                if (is_array($v) || is_object($v)) continue;

                $poststr .= "&$k=".urlencode($v);
            }
            unset($data);
            curl_setopt($ch, CURLOPT_POSTFIELDS, substr($poststr, 1));
        }

        if(!empty($cookie_jar)) {
            curl_setopt($ch, CURLOPT_COOKIEFILE, $cookie_jar);
        }
        curl_setopt($ch, CURLOPT_HTTP_VERSION, CURL_HTTP_VERSION_1_0);
        curl_setopt($ch, CURLOPT_TIMEOUT, $timeout);
        $result = curl_exec($ch);
        curl_close($ch);

        if ($result !== false) {
            return $result;
        } else {
            return false;
        }
    }

    public function requestUrlByGet($url, $data, $cookie_jar='', $ip='', $timeout=100) {
        $ch = curl_init();
        $urlinfo = parse_url($url);
        $domain = $urlinfo['host'];
        $headers = array("Host: $domain");
        curl_setopt($ch, CURLOPT_HTTPHEADER, $headers);

        if(!empty($ip)) {
            $url = str_replace($domain, $ip, $url);
        }

        if(!empty($data)) {
            foreach($data as $k => $v) {
                $getstr .= "&$k=".urlencode($v);
            }
            unset($data);
            $url = $url.'?'.$getstr;
        }

        curl_setopt($ch, CURLOPT_URL, $url);
        curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
        curl_setopt($ch, CURLOPT_REFERER, $url);
        curl_setopt($ch, CURLOPT_HEADER, false);
        curl_setopt($ch, CURLOPT_USERAGENT, 'Mozilla/5.0 (Windows NT 6.1; rv:11.0) Gecko/20100101 Firefox/11.0 FirePHP/0.7.0');
        curl_setopt($ch, CURLOPT_POST, false);

        if(!empty($cookie_jar)) {
            curl_setopt($ch, CURLOPT_COOKIEFILE, $cookie_jar);
        }
        curl_setopt($ch, CURLOPT_HTTP_VERSION, CURL_HTTP_VERSION_1_0);
        curl_setopt($ch, CURLOPT_TIMEOUT, $timeout);

        // 若给定url自动跳转到新的url,有了下面参数可自动获取新url内容：302跳转(paperpass下载报告会用到)
        curl_setopt($ch, CURLOPT_FOLLOWLOCATION, 1);

        $result = curl_exec($ch);
        curl_close($ch);

        if ($result !== false) {
            return $result;
        } else {
            return false;
        }
    }

    /**
     * AES加密算法
     * @param unknown $msg        需要加密的数据字符串
     * @param string $secret_key  加密密钥
     * @return string
     */
    public function encryptData($msg, $secret_key=JD_DATA_CRYPTO_KEY) {
        foreach ($GLOBALS["encrypt_methods"] as $met) {
            $msg = openssl_encrypt($msg, $met, $secret_key);
        }
        return $msg;
    }

    /**
     * AES解密算法
     * @param unknown $msg         需要解密的数据字符串
     * @param string $secret_key   加密时的秘钥
     * @return string
     */
    public function decryptData($msg, $secret_key=JD_DATA_CRYPTO_KEY) {
        foreach(array_reverse($GLOBALS["encrypt_methods"]) as $met) {
            $msg = openssl_decrypt($msg, $met, $secret_key);
        }
        return $msg;
    }

    /**
     * 上传文件,判断文件MIME类型是否符合
     * @param unknown $upfile     上传的文件
     * @param unknown $save_path  保存的路径
     * @param array $mime_type_limit   mime限制
     * @return boolean
     */
    public function uploadFile($upfile, $save_path, $mime_type_limit=array()) {

        if($upfile['error'] == 4) {
            $this->setError("请先上传文件");
            return false;
        }

        if($upfile['error'] == 3) {
            $this->setError("上传文件不完整，请重新上传");
            return false;
        }

        if($upfile['error'] == 1 || $upfile['error'] == 2) {
            $this->setError("上传文件过大");
            return false;
        }

        if($upfile['size'] < 0) {
            $this->setError("上传文件大小错误");
            return false;
        }

        if(!in_array($upfile['type'], $mime_type_limit)) {
            $this->setError("上传文件格式不正确".$upfile['type']);
            return false;
        }

        $log_dir = dirname($save_path);
        if(!is_dir($log_dir)) {
            mkdir($log_dir, 0755, true);
            chown($log_dir, 'nobody');
            chgrp($log_dir, 'nobody');
        }

        $res = move_uploaded_file($upfile['tmp_name'], $save_path);
        if(!$res) {
            $this->setError("上传文件失败");
            return false;
        }
        return $res;
    }

    /**
     * 上传文件,判断文件后缀是否符合
     * @param unknown $upfile
     * @param unknown $save_path
     * @param array $file_ext_limit  array('zip', 'rar', 'jpg', 'jpeg', 'png');
     * @return boolean
     */
    public function uploadFile2($upfile, $save_path, $file_ext_limit=array()) {
        if($upfile['error'] == UPLOAD_ERR_NO_FILE) {
            $this->setError("请先上传文件");
            return false;
        }

        if($upfile['error'] == UPLOAD_ERR_PARTIAL) {
            $this->setError("上传文件不完整，请重新上传");
            return false;
        }

        if($upfile['error'] == UPLOAD_ERR_INI_SIZE || $upfile['error'] == UPLOAD_ERR_FORM_SIZE) {
            $this->setError("上传文件过大");
            return false;
        }

        if($upfile['error'] == UPLOAD_ERR_NO_TMP_DIR) {
            $this->setError("文件写入到临时文件夹出错");
            return false;
        }

        if($upfile['error'] == UPLOAD_ERR_CANT_WRITE) {
            $this->setError("文件写入失败");
            return false;
        }

        if($upfile['error'] == UPLOAD_ERR_EXTENSION) {
            $this->setError("文件写入失败");
            return false;
        }

        if ($upfile['error'] != UPLOAD_ERR_OK) {
            $this->setError("上传文件失败".$upfile['error']);
            return false;
        }

        if($upfile['size'] <= 0) {
            $this->setError("上传文件大小错误");
            return false;
        }

        if(is_array($file_ext_limit) && count($file_ext_limit) > 0) {
            setlocale(LC_ALL, 'zh_CN.UTF-8');
            $ext = pathinfo($upfile['name'], PATHINFO_EXTENSION);
            if (!in_array($ext, $file_ext_limit)) {
                $this->setError("上传文件格式不正确");
                return false;
            }
        }

        $log_dir = dirname($save_path);
        if(!is_dir($log_dir)) {
            mkdir($log_dir, 0755, true);
            chown($log_dir, 'nobody');
            chgrp($log_dir, 'nobody');
        }

        $res = move_uploaded_file($upfile['tmp_name'], $save_path);
        if(!$res) {
            $this->setError("上传文件失败");
            return false;
        }
        return $res;
    }

    /**
     * 写日志  /datacenter/logs/$catalog_name/2018-10-30/$logname
     * @param unknown $catalog_name  目录名称
     * @param unknown $logname       日志名称
     * @param unknown $log           需要记录的日志
     * @return boolean
     */
    public function writeLog($catalog_name, $logname, $log) {
        $log_path = LOG_PATH_BASE."/".$catalog_name."/".date('Y-m-d')."/".$logname;
        $log_dir = dirname($log_path);
        if(!is_dir($log_dir)) {
            mkdir($log_dir, 0775, true);
            chown($log_dir, 'nobody');
            chgrp($log_dir, 'nobody');
        }

        error_log(date("Y-m-d H:i:s")."-|".$log."\n", 3, $log_path);

        chown($log_path, 'nobody');
        chgrp($log_path, 'nobody');

        return true;
    }


    /**
     * 初始化Redis
     * @param unknown $db           redis使用的数据库(正常database.ini中有，当多个项目指向同一库时，传此参数兼容)
     * @return boolean|RedisOperate
     */
    public function initRedis($db=null) {
        $cnf = $this->parseMcCnf('redis');

        $obj = new mRedis();
        $rdobj = $obj->getInstance($cnf);

        // 数据库分配
        $redis_db = $cnf['db'];
        if($db !== null) $redis_db = $db;

        $res = $rdobj->select($redis_db);
        if(!$res) return false;

        return $rdobj;
    }

    public function setRedisCache($key, $expire_time, $value) {
        $rdobj = $this->initRedis();

        $res = $rdobj->setex($key, $expire_time, serialize($value));
        if(!$res) return false;
        return true;
    }

    public function getRedisCache($key) {
        $rdobj = $this->initRedis();
        $res = unserialize($rdobj->get($key));
        if(!$res) return false;
        return $res;
    }

    public function delRedisCache($key) {
        $rdobj = $this->initRedis();
        $res = $rdobj->del($key);
        if(!$res) return false;
        return true;
    }

    /**
     *
     * @param unknown $width
     * @param unknown $height
     * @param string  $content
     * @param string  $font_name
     */
    public function verifyCode($width, $height, $content=VERIFY_CODE_STRING_CODE, $font_name="Context_Black_SSi_Black_Italic.ttf") {
        /**
         * 字母+数字的验证码生成
         */
        //1.创建黑色画布
        $image = imagecreatetruecolor($width, $height);

        //2.为画布定义(背景)颜色
        $bgcolor = imagecolorallocate($image, 255, 255, 255);

        //3.填充颜色
        imagefill($image, 0, 0, $bgcolor);

        //4.1 创建一个变量存储产生的验证码数据，便于用户提交核对
        $verify_code = "";
        $fontcolor_arr = [
            0 => [77,72,249],
            1 => [149, 19, 200],
            2 => [152, 95, 131],
            3 => [146, 8, 108],
            4 => [163, 80, 249],
            5 => [151, 252, 127],
        ];

        // 字体颜色


        for ($i=0;$i<4;$i++) {
            $fontcolor_rand = $fontcolor_arr[rand(0, count($fontcolor_arr)-1)];
            $fontcolor = imagecolorallocate($image, $fontcolor_rand[0], $fontcolor_rand[1], $fontcolor_rand[2]);
            $y = mt_rand(40, 45);
            // 字体大小
            $fontsize = 22;
            $rand_str_len = strlen($content)-1;
            // 设置字体内容
            $fontcontent = substr($content, mt_rand(0, $rand_str_len), 1);
            $verify_code .= $fontcontent;
            //设置字体样式
            $font_style = sprintf(FONT_STYLE_FILE_PATH, $font_name);
            //显示的角度
            $rand_angle = rand(-15, 15);
            // 显示的坐标
            $x = (($i)*$width/4)+5;
            if($i==0) $x += 5;
            // 填充内容到画布中
            imagettftext($image, $fontsize, $rand_angle, $x, $y, $fontcolor, $font_style, $fontcontent);
        }
        session_start();
        $_SESSION["verify_code"] = strtolower($verify_code);
        session_write_close();

        //5.向浏览器输出图片头信息
        header('content-type:image/png');

        //6.输出图片到浏览器
        imagepng($image);

        //7.销毁图片
        imagedestroy($image);
    }

    public function requestWeipuUrlByPost($url, $data, $cookie_jar='', $ip='', $timeout=100) {
        $ch = curl_init();
        $urlinfo = parse_url($url);
        $domain = $urlinfo['host'];
        $headers = array("Host: $domain");
        curl_setopt($ch, CURLOPT_HTTPHEADER, $headers);

        if(!empty($ip)) {
            $url = str_replace($domain, $ip, $url);
        }
        curl_setopt($ch, CURLOPT_URL, $url);
        curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
        curl_setopt($ch, CURLOPT_REFERER, $url);
        curl_setopt($ch, CURLOPT_HEADER, false);
        curl_setopt($ch, CURLOPT_USERAGENT, 'Mozilla/5.0 (Windows NT 6.1; rv:11.0) Gecko/20100101 Firefox/11.0 FirePHP/0.7.0');
        curl_setopt($ch, CURLOPT_POST, true);
        curl_setopt($ch, CURLOPT_POSTFIELDS, $data);
        if(!empty($cookie_jar)) {
            curl_setopt($ch, CURLOPT_COOKIEFILE, $cookie_jar);
        }
        curl_setopt($ch, CURLOPT_HTTP_VERSION, CURL_HTTP_VERSION_1_0);
        curl_setopt($ch, CURLOPT_TIMEOUT, $timeout);
        $result = curl_exec($ch);
        curl_close($ch);

        if ($result !== false) {
            return $result;
        } else {
            return false;
        }
    }

    public function getCurlRequest($url, $data, $headers=array(), $timeout=15, $cookie_path='', $port='') {
        $ch = curl_init();
        foreach($data as $k => $v) {
            $getstr .= "&$k=".urlencode($v);
        }
        unset($data);

        curl_setopt($ch, CURLOPT_URL, $url.'?'.$getstr);
        curl_setopt($ch, CURLOPT_POST, false);


        curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
        curl_setopt($ch, CURLOPT_REFERER, $url);

        curl_setopt($ch, CURLOPT_HEADER, false);
        if(!empty($headers)) curl_setopt($ch, CURLOPT_HTTPHEADER, $headers);

        if(!empty($cookie_path)) {
            curl_setopt($ch, CURLOPT_COOKIEFILE, $cookie_path);
            curl_setopt($ch, CURLOPT_COOKIEJAR, $cookie_path);
        }

        curl_setopt($ch, CURLOPT_HTTP_VERSION, CURL_HTTP_VERSION_1_0);
        curl_setopt($ch, CURLOPT_TIMEOUT, $timeout);

        if(!empty($port)) {
            curl_setopt($ch,CURLOPT_PROXYTYPE, CURLPROXY_SOCKS5);//使用了SOCKS5代理
            curl_setopt($ch, CURLOPT_PROXY, "127.0.0.1:".$port);
        }

        $result = curl_exec($ch);
        curl_close($ch);

        if ($result !== false) return $result;

        return false;
    }

    public function isHttps($server_port='80') {
        if (!empty($_SERVER['HTTPS']) && strtolower($_SERVER['HTTPS']) !== 'off') {
            return true;
        } elseif (isset($_SERVER['HTTP_X_FORWARDED_PROTO']) && $_SERVER['HTTP_X_FORWARDED_PROTO'] === 'https') {
            return true;
        } elseif ( ! empty($_SERVER['HTTP_FRONT_END_HTTPS']) && strtolower($_SERVER['HTTP_FRONT_END_HTTPS']) !== 'off') {
            return true;
        }
        if ($server_port == '443') return true;
        return false;
    }

    /**
     * 判断vpn是否启动(shadowsocks)
     */
    private function getProxyProcess($cmd) {
        $is_exist = shell_exec("ps aux|grep '".$cmd."' |grep -v grep");
        if($is_exist) return true;
        return false;
    }

    /**
     * 启动vpn(shadowsocks)
     * @param unknown $server_ip        服务器ip
     * @param unknown $server_port      服务器端口
     * @param unknown $proxy_port       代理端口
     * @param unknown $server_passwd    服务密码
     * @return boolean
     */
    public function startProxyProcess($server_ip, $server_port, $proxy_port, $server_passwd) {
        if(empty($server_ip)) {
            $this->setError('服务器地址为空');
            return false;
        }

        if(empty($server_port)) {
            $this->setError('服务器端口为空');
            return false;
        }

        if(empty($proxy_port)) {
            $this->setError('代理端口为空');
            return false;
        }

        if(empty($server_passwd)) {
            $this->setError('服务密码为空');
            return false;
        }

        $cmd = "sslocal -s ".$server_ip." -p ".$server_port." -l ".$proxy_port." -k ".$server_passwd." -m aes-256-cfb";
        $is_exist = $this->getProxyProcess($cmd);
        if($is_exist) return true;

        // 启动vpn
        $res = shell_exec("nohup /usr/bin/python2 /bin/".$cmd." >sslocal.log 2>&1 &");

        // 判断是否启动成功
        $is_start = $this->getProxyProcess($cmd);
        if(!$is_start) return false;
        return true;
    }

    /**
     * 文件分片上传
     * @author Gavin Lau
     * @param unknown $savepath         文件最终保存路径
     * @param unknown $filemd5          文件md5
     * @param unknown $filesize         文件大小
     * @param unknown $part_upfile      分片上传文件
     * @param number $chunks            总分片数
     * @param number $chunk             第几分片数(从0开始)
     * @param array $allow_file_exts    允许上传的类型array('zip','rar');
     * @param string $chunksize         分片切割大小(默认5M)
     */
    public function uploadFileParts($savepath, $filemd5, $filesize, $part_upfile, $chunks=0, $chunk=0, $allow_file_exts=array(), $chunksize=UPFILE_CHUNK_SIZE) {
        // 校验上传分片文件是否正确
        if($part_upfile['error'] == 4) return $this->jsonResult(false, '请先上传文件');
        if($part_upfile['error'] == 3) return $this->jsonResult(false, '上传文件不完整，请重新上传');
        if($part_upfile['error'] == 1 || $part_upfile['error'] == 2) return $this->jsonResult(false, '上传文件过大');
        if($part_upfile['size'] < 0) return $this->jsonResult(false, '上传文件大小错误');
        // 判断允许上传文件类型
        if(is_array($allow_file_exts) && count($allow_file_exts)>0) {
            setlocale(LC_ALL, 'zh_CN.UTF-8');
            $ext = pathinfo($part_upfile['name'], PATHINFO_EXTENSION);
            if(!in_array($ext, $allow_file_exts)) return $this->jsonResult(false, '上传文件格式不正确');
        }

        $save_dir = dirname($savepath);
        if(!is_dir($save_dir)) {
            mkdir($save_dir, 0755, true);
            chown($save_dir, 'nobody');
            chgrp($save_dir, 'nobody');
        }

        // 如果未达到分片大小,直接保存文件
        if($chunks==0 && $chunk==0) {
            $res = move_uploaded_file($part_upfile['tmp_name'], $savepath);
            if(!$res) return $this->jsonResult(false, '文件保存失败，请重新上传');
            return $this->jsonResult(true, '文件保存成功', array('is_merged'=>true));
        }

        // 分片保存路径
        $part_savepath = sprintf(UPLOAD_FILE_PARTS_TEMPPATH, date("Y-m-d"), $filemd5, $chunk);
        $dir = dirname($part_savepath);
        if(!is_dir($dir)) {
            mkdir($dir, 0755, true);
            chown($dir, 'nobody');
            chgrp($dir, 'nobody');
        }

        $res = move_uploaded_file($part_upfile['tmp_name'], $part_savepath);
        if(!$res) return $this->jsonResult(false, '文件保存失败，请重新上传');

        // redis hash
        $rhkey = sprintf(_RH_UPLOAD_FILE_PARTS, $filemd5);
        $rdobj = $this->initRedis();

        // 实际每一片大小
        $up_partsize = $chunksize;
        // 最后一片大小
        if($chunks>0 && $chunks-1 == $chunk) $up_partsize = $filesize - $chunk*$chunksize;
        $rdobj->hset($rhkey, $chunk, $up_partsize);
        if($chunk==0) $rdobj->expire($rhkey, 60*60);

        $parts_count = $rdobj->hlen($rhkey);
        // 合并分片
        if($parts_count == $chunks) {
            $handle = fopen($savepath, 'wb');
            for($i=0; $i<$parts_count; $i++) {
                $part_path = sprintf(UPLOAD_FILE_PARTS_TEMPPATH, date("Y-m-d"), $filemd5, $i);
                if(!file_exists($part_path)) return $this->jsonResult(false, '分块文件缺失|'.$i);

                $part_size = $rdobj->hget($rhkey, $i);
                if(!$part_size) return $this->jsonResult(false, '分块文件大小缺失|'.$i);

                $part_handle  = fopen($part_path, 'rb');
                $content = fread($part_handle, $part_size);
                fwrite($handle, $content);
                unset($content);
                fclose($part_handle);      // 销毁分片文件资源

                unlink($part_path);        // 删除已经合并的分片文件
            }
            fclose($handle);
            $rdobj->del($rhkey);
            return $this->jsonResult(true, '文件保存成功', array('is_merged'=>true));
        }
        return $this->jsonResult(true, '文件保存成功', array('is_merged'=>false));
    }

    private function jsonResult($status = 1, $info = null, $data = array()) {
        $result = array();
        $result['status'] = $status;
        $result['info'] = !is_null($info) ? $info : '';
        $result['data'] = $data;
        return json_encode($result);
    }

    /**
     * 一段时间内请求次数限制
     * @param unknown $key              缓存key
     * @param number $limit_times       限制次数
     * @param number $time_interval     时间间隔（秒）
     * @return boolean
     */
    public function requestLimit($key, $limit_times=10, $time_interval=60) {
        $rdobj = $this->initRedis();
        $request_times = $rdobj->get($key);
        if($request_times > $limit_times){
            $this->setError('请勿频繁操作');
            return false;
        }
        $rdobj->setex($key, $time_interval, $request_times+1);
        return true;
    }



    /**
     * base62整形加密
     * @param unknown $num
     * @return string
     */
    public function base62EncodeInteger($num) {
        $base62 = gmp_strval(gmp_init($num, 10), 62);
        if ($this->gmp === $this->base62_string) {
            return $base62;
        }

        return strtr($base62, $this->gmp, $this->base62_string);
    }

    /**
     * base解密 加密的整形
     * @param unknown $encode_str
     * @return number
     */
    public function base62DecodeInteger($encode_str) {
        $this->validateInput($encode_str);

        if ($this->gmp !== $this->base62_string) {
            $encode_str = strtr($encode_str, $this->base62_string, $this->gmp);
        }

        $hex = gmp_strval(gmp_init($encode_str, 62), 16);
        if (strlen($hex) % 2) {
            $hex = "0" . $hex;
        }

        return (int) hexdec($hex);
    }

    private function validateInput($data) {
        /* If the data contains characters that aren't in the character set. */
        if (strlen($data) !== strspn($data, $this->base62_string)) {
            $valid = str_split($this->base62_string);
            $invalid = str_replace($valid, "", $data);
            $invalid = count_chars($invalid, 3);

            throw new InvalidArgumentException(
                "Data contains invalid characters \"{$invalid}\""
            );
        }
    }

    public function unRarUsePhp($zippath, $unzippath, $password=NULL) {
        $zipdir = dirname($zippath);
        if (!is_dir($zipdir)) mkdir($zipdir, 0775, true);
        chown($zipdir, 'nobody');
        chgrp($zipdir, 'nobody');

        if (!is_dir($unzippath)) mkdir($unzippath, 0775, true);
        chown($unzippath, 'nobody');
        chgrp($unzippath, 'nobody');

        if ($password === null) {
            $rar_file = rar_open($zippath) OR die('failed to open ' . $zippath);
        } else {
            $rar_file = rar_open($zippath, $password) OR die('failed to open ' . $zippath);
        }

        $entries = rar_list($rar_file);
        foreach ($entries as $entry) {
            $res = $entry->extract(false, $unzippath."/".$entry->getName(), $password);
            if (!$res) return false;
        }
        rar_close($rar_file);
        return true;
    }

    /**
     * downloadFileChunk
     * @param unknown $filepath
     * @param unknown $outfile_name
     * @return boolean
     */
    public function downFileChunk($filepath, $outfile_name, $is_del_file=false) {
        if(!file_exists($filepath)) {
            $this->setError('下载文件不存在');
            return false;
        }

        // 如果标题中存在空格，需要替换掉
        $outfile_name = str_replace(',', '_', str_replace(' ', '', $outfile_name));
        $outfile_name = urlencode($outfile_name);
        $outfile_name = str_replace("+", "%20", $outfile_name);

        //根据扩展名 指出输出浏览器格式
        $outfile_ext = pathinfo($outfile_name, PATHINFO_EXTENSION);
        switch ($outfile_ext) {
            case "exe" :
                $ctype = "application/octet-stream";
                break;
            case "zip" :
                $ctype = "application/zip";
                break;
            case "mp3" :
                $ctype = "audio/mpeg";
                break;
            case "mpg" :
                $ctype = "video/mpeg";
                break;
            case "avi" :
                $ctype = "video/x-msvideo";
                break;
            default :
                $ctype = "application/force-download";
        }
        // Begin writing headers
        header("Cache-Control:");
        header("Cache-Control: public");
        // 设置输出浏览器格式
        header("Content-Type: $ctype");
        header("Content-Disposition: attachment; filename=" . $outfile_name);
        header("Accept-Ranges: bytes");

        $filesize = filesize($filepath);
        $filesize2 = $filesize -1; //文件总字节数
        //如果有$_SERVER['HTTP_RANGE']参数
        if (isset ($_SERVER['HTTP_RANGE'])) {
            /*
             * Range头域 Range头域可以请求实体的一个或者多个子范围。
             *  例如， 表示头500个字节：bytes=0-499
             *  表示第二个500字节：bytes=500-999
             *  表示最后500个字节：bytes=-500
             *   表示500字节以后的范围：bytes=500-
             *   第一个和最后一个字节：bytes=0-0,-1
             *   同时指定几个范围：bytes=500-600,601-999
             *   但是服务器可以忽略此请求头，如果无条件GET包含Range请求头，响应会以状态码206（PartialContent）返回而不是以200 （OK）。
             */
            // 断点后再次连接 $_SERVER['HTTP_RANGE'] 的值 bytes=4390912-
            list ($a, $range) = explode("=", $_SERVER['HTTP_RANGE']);

            //if yes, download missing part
            str_replace($range, "-", $range);
            $new_length = $filesize2 - $range; //获取下次下载的长度
            header("HTTP/1.1 206 Partial Content");
            header("Content-Length: $new_length"); //输入总长
            header("Content-Range: bytes $range$filesize2/$filesize"); //Content-Range: bytes 4908618-4988927/4988928 95%的时候
        } else {
            header("Content-Range: bytes 0-$filesize2/$filesize"); //Content-Range: bytes 0-4988927/4988928
            header("Content-Length: " . $filesize); //输出总长
        }

        header("Expires: 0");

        $ua = $_SERVER["HTTP_USER_AGENT"];
        if(preg_match("/safari/", strtolower($ua))) $outfile_name = urldecode($outfile_name);
        if (preg_match("/Firefox/", $ua)) {
            header('Content-Disposition: attachment; filename*="utf8\'\'' . $outfile_name . '"');
        } else {
            Header("Content-Disposition: attachment; filename=".$outfile_name);
        }

        if (file_exists($filepath)) {
            $fp = fopen("$filepath", "rb");
            $buffercount = 0;
            $buffer = 1*1024*1024;
            ob_end_clean();//缓冲区结束
            ob_implicit_flush();//强制每当有输出的时候,即刻把输出发送到浏览器
            header('X-Accel-Buffering: no'); // 不缓冲数据
            while(!feof($fp)&&$filesize-$buffercount>0){//循环读取文件数据
                $data=fread($fp,$buffer);
                $buffercount+=$buffer;
                echo $data;//输出文件
            }
            fclose($fp);

            if ($is_del_file) unlink($filepath);
        }

        exit();
    }

    public function getIpAddress($ip) {
        $res = $this->getCUrl("http://ip.geo.iqiyi.com/cityjson?format=json&ip={$ip}");
        if (!$res) return array();

        $data = json_decode($res, true);

        return array(
            'country'  => $data['data']['country'],
            'province' => $data['data']['province'],
            'city'     => $data['data']['city'],
            'isp'      => $data['data']['isp'],
        );
    }

    /**
     * 域名后缀是否正确
     * @param unknown $domain
     * @return boolean
     */
    public function isDomainSuffix($domain) {
        $data = explode('.', $domain);
        $suffix = end($data);
        $suffixs = array(
            '.com','.cn','.top','.ltd','.net','.tech','.shop','.vip','.xyz','.wang','.cloud','.online','.icu','.site','.love','.art','.xin','.store','.fun','.cc','.website','.press','.space','.beer','.luxe',
            '.video','.ren','.group','.fit','.yoga','.pro','.ink','.biz','.info','.design','.link','.work','.mobi','.kim','.pub','.club','.tv','.asia','.red','.live',
            '.wiki','.life','.world','.run','.show','.city','.gold','.today','.plus','.cool','.company','.chat','.zone','.fans','.law','.host','.center','.email','.fund','.social','.team','.guru','.co',
            '.org'
        );

        if (!in_array('.'.$suffix, $suffixs)) return false;

        return true;
    }

    /**
     * 过滤关键词
     *
     * @param string $content
     * @return string
     */
    public function filterKeys($content) {
        return str_replace($GLOBALS['forbidden_keywords'], '', $content);
    }

    public function readFileContent($file_path) {
        $file_type = pathinfo($file_path, PATHINFO_EXTENSION);

        switch ($file_type) {
            case 'doc':
            case 'docx':
                return $this->readWordContent($file_path);
            case 'pdf':
                return $this->readPDF($file_path);
            default:
                return file_get_contents($file_path);
        }
        return false;
    }

    /**
     * 读PDF文件
     * @param  string $paperpath  论文路径
     * @return string 论文内容
     */
    public function readPDF($paperpath) {
        return $this->readSecretPdf($paperpath);
    }

    /**
     * 读取加密的pdf  使用的是java第三方扩展pdfbox库
     * @param string $paperpath pdf路径
     */
    public function readSecretPdf($paperpath) {
        $cmd = 'java -Dfile.encoding=UTF-8 -jar ' . DATACENTER_ROOT .'/java/readSecretPdf.jar ' . "'".$paperpath."'";
        return shell_exec($cmd);
    }

    /**
     * 读docx文件
     * @param  string $paperpath  论文路径
     * @return string 论文内容
     */
    public function readWordContent($paperpath, $is_reduce_read = false) {
        $cmd = 'java -Dfile.encoding=UTF-8 -jar ' . DATACENTER_ROOT .'/java/readWordContent.jar ' . "'".$paperpath."'";
        return shell_exec($cmd);
    }

}