DT添加七牛云对象存储插件功能

七牛云对象存储 1.注意客户购买的空间的存储区域，区域不同对应的上传域名不同 destoon 七牛云上传文件用下面源码替换include/ftp.class.php 文件代码

<?phpdefined('IN_DESTOON') or exit('Access Denied');
class dftp {
    var $connected = 0;
    var $ak;
    var $sk;
    var $bk;    function __construct($ftphost, $ftpuser, $ftppass, $ftpport = 21, $root = '/', $pasv = 0, $ssl = 0) {
        $this->connected = 1;
        $this->ak = $ftpuser;
        $this->sk = $ftppass;
        $this->bk = $root;
    }    function dftp($ftphost, $ftpuser, $ftppass, $ftpport = 21, $root = '/', $pasv = 0, $ssl = 0) {
        $this->__construct($ftphost, $ftpuser, $ftppass, $ftpport, $root, $pasv, $ssl);
    }    function dftp_delete($file) {
        $key = $file;
        $entry = $this->bk.':'.$key;
        $encodedEntryURI = $this->dftp_encode($entry);
        $signingStr = "/delete/".$encodedEntryURI."\n";
        $sign = hash_hmac('sha1', $signingStr, $this->sk, true);
        $encodedSign = $this->dftp_encode($sign);
        $accessToken = $this->ak.':'.$encodedSign;
        $headers = array();
        $headers[] = 'Authorization: QBox '.$accessToken;
        $cur = curl_init('http://rs.qiniu.com/delete/'.$encodedEntryURI);
        curl_setopt($cur, CURLOPT_POST, 1);
        curl_setopt($cur, CURLOPT_POSTFIELDS, '');
        curl_setopt($cur, CURLOPT_FOLLOWLOCATION, 1);
        curl_setopt($cur, CURLOPT_HEADER, 0);
        curl_setopt($cur, CURLOPT_SSL_VERIFYPEER, 0);
        curl_setopt($cur, CURLOPT_RETURNTRANSFER, 1);
        curl_setopt($cur, CURLOPT_HTTPHEADER, $headers);
        $rec = curl_exec($cur);
        curl_close($cur);
    }    function dftp_put($local, $remote = '') {
        global $DT_TIME;
        $remote or $remote = $local;
        $local = DT_ROOT.'/'.$local;
        $key = $remote;
        $P = array();
        $P['scope'] = $this->bk.':'.$key;
        $P['deadline'] = $DT_TIME + 3600;
        $putPolicy = json_encode($P);
        $encodedPutPolicy = $this->dftp_encode($putPolicy);
        $sign = hash_hmac('sha1', $encodedPutPolicy, $this->sk, true);
        $encodedSign = $this->dftp_encode($sign);
        $uploadToken = $this->ak.':'.$encodedSign.':'.$encodedPutPolicy;
        $headers = array();
        $headers[] = 'Expect: ';
        $par = array();
        $par['key'] = $key;
        $par['token'] = $uploadToken;
        $par['file'] = '@'.$local;
        $cur = curl_init('http://upload.qiniu.com/');
        curl_setopt($cur, CURLOPT_POST, 1);
        curl_setopt($cur, CURLOPT_POSTFIELDS, $par);
        curl_setopt($cur, CURLOPT_FOLLOWLOCATION, 1);
        curl_setopt($cur, CURLOPT_HEADER, 0);
        curl_setopt($cur, CURLOPT_SSL_VERIFYPEER, 0);
        curl_setopt($cur, CURLOPT_RETURNTRANSFER, 1);
        curl_setopt($cur, CURLOPT_HTTPHEADER, $headers);
        $rec = curl_exec($cur);
        curl_close($cur);
        if(strpos($rec, 'key') !== false) {
            $arr = json_decode($rec, true);
            if($arr['key'] == $key) return true;
        }
        return false;
    }    function dftp_chdir() {
        if(!function_exists('hash_hmac')) return false;
        if(!function_exists('curl_init')) return false;
        return true;
    }    function dftp_encode($str) {
        return str_replace(array('+', '/'), array('-', '_'), base64_encode($str));
    }
}
?>