138 lines
5.0 KiB
PHP
138 lines
5.0 KiB
PHP
<?php
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class G6ftp
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{
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public $db;
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private $paths;//array of westdc path
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private $userpath;
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private $westdcid=74;//从数据库中读出,newwestdc
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private $westdcgroup=1;//从数据库中读出
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public $pwd;
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public $time;
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function __construct()
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{
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}
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private function getwestdcpath()
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{
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$sql=$this->db->quoteInto("select s.configvalue from g6ftpusersettings s where s.userid=? and s.configname='AccessList'",$this->westdcid);
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$result=$this->db->fetchRow($sql);
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$this->paths=explode("\n",$result['configvalue']);
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}
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private function getuserpath($paths)
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{
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$p[0]=$this->paths[0];
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foreach($paths as $path)
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{
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foreach($this->paths as $p1)
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{
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if (strpos($p1, $path)!==false)
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{
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$p[]=$p1;
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break;
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}
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}
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}
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return implode("\n",$p);
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}
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private function getuserpathindb($userid)
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{
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$sql=$this->db->quoteInto("select s.configvalue from g6ftpusersettings s where s.userid=? and s.configname='AccessList'",$userid);
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$result=$this->db->fetchRow($sql);
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$this->userpath=explode("\n",$result['configvalue']);
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}
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private function getuserpath1($paths)
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{
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//数组判断
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if (!is_array($this->userpath)) $this->userpath[]=$this->userpath;
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//根据WESTDC帐号查找相似虚拟目录
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foreach($paths as $path)
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{
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foreach($this->paths as $p1)
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{
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if (strpos($p1, $path)!==false)
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{
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$p[]=$p1;
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break;
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}
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}
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}
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//对比已有帐号进行查找
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foreach($this->userpath as $path)
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{
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foreach($p as $i=>$p1)
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{
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if (@strpos($p1, $path)!==false)
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{
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unset($p[$i]);
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break;
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}
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}
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}
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return implode("\n",$p);
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}
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function createuser($user)
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{
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//只插入到users_settings表中
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$sql=$this->db->quoteInto("select * from g6ftpusers where name=?",$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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$sql=$this->db->quoteInto("insert into g6ftpusers (domainid,name) values(1,?)",$user->username);
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$this->db->query($sql);
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$sql=$this->db->quoteInto("select id from g6ftpusers where domainid=1 and name=?",$user->username);
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$a=$this->db->fetchRow($sql);
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$userid = $a['id'];
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/* 这部分功能已经放在数据库中实现
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$sql="insert into g6ftpusersettings (userid,configname,configvalue) (select ".$userid." as userid,configname,configvalue from g6ftpusersettings where userid=".$this->westdcid.")";
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$this->db->query($sql);
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*/
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} else $userid=$u['id'];//g6ftp中的用户ID，非系统的用户ID
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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($u)) {
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$sql=$this->db->quoteInto("update g6ftpusersettings set configvalue=? where configname='Password' and userid=".$userid,strtoupper('MD5:'.md5($user->password)));
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$this->db->query($sql);
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$this->getwestdcpath();
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$sql=$this->db->quoteInto("update g6ftpusersettings set configvalue=? where configname='AccessList' and userid=".$userid,$this->getuserpath($user->path));
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$this->db->query($sql);
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//插入ftpuser信息
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$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 $u['datacount']<1) {
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//更新用户密码、数据地址和数据计数
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//数据地址覆盖原来的信息
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$sql=$this->db->quoteInto("update g6ftpusersettings set configvalue=? where configname='Password' and userid=".$userid,strtoupper('MD5:'.md5($user->password)));
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$this->db->query($sql);
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$this->getwestdcpath();
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$sql=$this->db->quoteInto("update g6ftpusersettings set configvalue=? where configname='AccessList' and userid=".$userid,$this->getuserpath($user->path));
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$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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//更新数据地址和数据计数
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//数据地址要追加在原来的后面
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//需要判断数据是否已经在下载进程中
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$this->getwestdcpath();
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$this->getuserpathindb($userid);
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//var_dump($this->userpath);die();
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if ($this->getuserpath1($user->path)) {
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$sql=$this->db->quoteInto("update g6ftpusersettings set configvalue=configvalue||'\n'||? where configname='AccessList' and userid=".$userid,$this->getuserpath1($user->path));
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$this->db->query($sql);
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$sql="update ftpuser set ts_invalid=?,datacount=? where userid=?";
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$this->db->query($sql,array($user->time,$user->datacount+1,$user->id));
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} else {
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$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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}
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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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