55 lines
2.3 KiB
PHP
55 lines
2.3 KiB
PHP
<?php
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class Proftp
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{
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public $db;
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public $pwd;
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public $time;
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function __construct()
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{
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}
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function createuser($user)
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{
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//只插入到users表中
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$sql=$this->db->quoteInto("select * from proftpusers where userid=?",$user->username);
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$u=$this->db->fetchRow($sql);
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if (empty($u))
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{
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//$sql="insert into proftpusers (userid,passwd,uid,gid,homedir) values(?,?,109,1002,?)";
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//$this->db->query($sql,array($user->username,$user->password,'/home/ftp/'.$user->username));
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$sql="insert into proftpusers (userid,passwd,uid,gid,homedir) values('".$user->username."','".$user->password."',109,1002,'".'/home/ftp/'.$user->username."')";
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$this->db->query($sql);
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}
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$this->pwd=$user->password;//初始化
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$this->time=$user->time;
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//判断用户密码是否失效，或用户一次下载数据已经达到上限
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$sql=$this->db->quoteInto("select * from ftpuser where userid=?",$user->id);
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$u=$this->db->fetchRow($sql);
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if (empty($u)) {
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//插入ftpuser信息
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$sql="insert into ftpuser (userid,pwd,ts_created,ts_invalid,datacount) values(?,?,now(),?,1)";
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$this->db->query($sql,array($user->id,$user->password,$user->time));
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return true;
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} elseif (strtotime($u['ts_invalid'])<=time() or $u['datacount']<1) {
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//更新用户密码和数据计数
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$sql="update proftpusers set passwd='".$user->password."' where userid='".$user->username."'";
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//$this->db->query($sql,array($user->password,$user->username));
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$this->db->query($sql);
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$sql="update ftpuser set pwd=?,ts_created=now(),ts_invalid=?,datacount=1 where userid=?";
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$this->db->query($sql,array($user->password,$user->time,$user->id));
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return true;
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} elseif (strtotime($u['ts_invalid'])>time()/* && $u['datacount']<$user->maxdata*/) {
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//更新数据计数
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//同步ftpuser和proftpusers用户密码
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$sql="update ftpuser set ts_invalid=?,datacount=datacount+?,pwd=proftpusers.passwd
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from proftpusers where userid=? and proftpusers.userid=?";
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$this->db->query($sql,array($user->time,$user->datacount,$user->id,$user->username));
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$sql="select pwd,ts_invalid from ftpuser where userid=?";
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$u=$this->db->fetchRow($sql,array($user->id));
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$this->pwd=$u['pwd'];
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$this->time=$u['ts_invalid'];
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return true;
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} else //同时下载数据数超过限制
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return false;
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}
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}
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?>
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