85 lines
3.0 KiB
PHP
85 lines
3.0 KiB
PHP
<?php
|
|
class Proftp
|
|
{
|
|
public $db;
|
|
public $pwd;
|
|
public $time;
|
|
function __construct()
|
|
{
|
|
}
|
|
|
|
// deal with online & offline user
|
|
// online user, $user->param is 'onlineappid=xx', xx is number
|
|
// offline user, $user->param is 'offlineid=xx', xx is number
|
|
function createuser($user)
|
|
{
|
|
$this->insert_user($user);
|
|
//处理FTP用户目录
|
|
if (!empty($user->host))
|
|
{
|
|
//vist $user->host web
|
|
$page=file_get_contents('http://'.$user->host.'/proftp.php?'.$user->param);
|
|
if (!empty($page)) die($page);//there are errors in visit ftp page
|
|
}
|
|
return $this->update_pwd($user);
|
|
}
|
|
|
|
/*
|
|
* insert user into pureftp table
|
|
* param $user: username,
|
|
* return null
|
|
*/
|
|
private function insert_user($user)
|
|
{
|
|
//只插入到users表中
|
|
$sql=$this->db->quoteInto("select * from proftpusers where userid=?",$user->username);
|
|
$u=$this->db->fetchRow($sql);
|
|
if (empty($u))
|
|
{
|
|
//$sql="insert into proftpusers (userid,passwd,uid,gid,homedir) values(?,?,109,1002,?)";
|
|
//$this->db->query($sql,array($user->username,$user->password,'/home/ftp/'.$user->username));
|
|
$sql="insert into proftpusers (userid,passwd,uid,gid,homedir) values('".$user->username."','".$user->password."',109,1002,'".'/home/ftp/'.$user->username."')";
|
|
$this->db->query($sql);
|
|
}
|
|
}
|
|
/*
|
|
* update password in the table used by pureftp
|
|
* param $user: password,id,time,username
|
|
* return: bool
|
|
*/
|
|
private function update_pwd($user)
|
|
{
|
|
$this->pwd=$user->password;//初始化
|
|
$this->time=$user->time;
|
|
//判断用户密码是否失效，或用户一次下载数据已经达到上限
|
|
$sql=$this->db->quoteInto("select * from ftpuser where userid=?",$user->id);
|
|
$u=$this->db->fetchRow($sql);
|
|
if (empty($u)) {
|
|
//插入ftpuser信息
|
|
$sql="insert into ftpuser (userid,pwd,ts_created,ts_invalid,datacount) values(?,?,now(),?,1)";
|
|
$this->db->query($sql,array($user->id,$user->password,$user->time));
|
|
return true;
|
|
} elseif (strtotime($u['ts_invalid'])<=time() or $u['datacount']<1) {
|
|
//更新用户密码和数据计数
|
|
$sql="update proftpusers set passwd='".$user->password."' where userid='".$user->username."'";
|
|
//$this->db->query($sql,array($user->password,$user->username));
|
|
$this->db->query($sql);
|
|
$sql="update ftpuser set pwd=?,ts_created=now(),ts_invalid=?,datacount=1 where userid=?";
|
|
$this->db->query($sql,array($user->password,$user->time,$user->id));
|
|
return true;
|
|
} elseif (strtotime($u['ts_invalid'])>time()/* && $u['datacount']<$user->maxdata*/) {
|
|
//更新数据计数
|
|
//同步ftpuser和proftpusers用户密码
|
|
$sql="update ftpuser set ts_invalid=?,datacount=datacount+?,pwd=proftpusers.passwd
|
|
from proftpusers where ftpuser.userid=? and proftpusers.userid=?";
|
|
$this->db->query($sql,array($user->time,$user->datacount,$user->id,$user->username));
|
|
$sql="select pwd,ts_invalid from ftpuser where userid=?";
|
|
$u=$this->db->fetchRow($sql,array($user->id));
|
|
$this->pwd=$u['pwd'];
|
|
$this->time=$u['ts_invalid'];
|
|
return true;
|
|
} else //同时下载数据数超过限制
|
|
return false;
|
|
}
|
|
}
|
|
?>
|