<?php





if( !defined('BASEPATH') ) 
{
    exit( 'No direct script access allowed' );
}


class Ftpup
{
    public function __construct()
    {
        set_time_limit(0);
    }

    public function up($file_path, $file_name)
    {
        if( Ftp_Is == 2 ) 
        {
            $data["Token"] = Ftp_Token;
            $data["file"] = "@" . $file_path;
            $data["deadline"] = time() + 60;
            $data["aid"] = Ftp_Pid;
            $data["from"] = "file";
            $json = $this->uppost("http://up.tietuku.com/", $data);
            $arr = json_decode($json, true);
            if( !empty($arr["linkurl"]) ) 
            {
                unlink($file_path);
                return $arr["linkurl"] . "#ttk";
            }

            return false;
        }

        $ci =& get_instance();
        $ci->load->library("ftp");
        if( $ci->ftp->connect(array( "port" => Ftp_Port, "debug" => false, "passive" => Ftp_Ive, "hostname" => Ftp_Server, "username" => Ftp_User, "password" => Ftp_Pass )) ) 
        {
            $Dirs = Ftp_Dir;
            if( substr($Dirs, -1) == "/" ) 
            {
                $Dirs = substr($Dirs, 0, -1);
            }

            $dir = $Dirs . "/" . date("Ymd") . "/";
            $ci->ftp->mkdir($dir);
            if( $ci->ftp->upload($file_path, $dir . $file_name, SITE_ATTACH_MODE, 509) ) 
            {
                unlink($file_path);
                $ci->ftp->close();
                return str_replace($Dirs, "", $dir) . $file_name;
            }

            return false;
        }

        return false;
    }

    public function del($file_path)
    {
        $ci =& get_instance();
        $ci->load->library("ftp");
        if( substr($file_path, 0, 1) == "/" ) 
        {
            $file_path = substr($file_path, 1);
        }

        if( $ci->ftp->connect(array( "port" => Ftp_Port, "debug" => false, "passive" => Ftp_Ive, "hostname" => Ftp_Server, "username" => Ftp_User, "password" => Ftp_Pass )) ) 
        {
            $Dirs = Ftp_Dir;
            if( substr($Dirs, -1) == "/" ) 
            {
                $Dirs = substr($Dirs, 0, -1);
            }

            $path = $Dirs . "/" . $file_path;
            $res = $ci->ftp->delete_file("." . $path);
            $ci->ftp->close();
            if( !$res ) 
            {
                return false;
            }

            return true;
        }

        return NULL;
    }

    public function uppost($url, $post_data)
    {
        $ch = curl_init();
        curl_setopt($ch, CURLOPT_URL, $url);
        curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
        curl_setopt($ch, CURLOPT_TIMEOUT, 30);
        curl_setopt($ch, CURLOPT_POST, 1);
        curl_setopt($ch, CURLOPT_POSTFIELDS, $post_data);
        $output = curl_exec($ch);
        curl_close($ch);
        return $output;
    }

}