修正proftp类并实现实时FTP用户控制

application/admin/controllers/DownController.php

@@ -382,6 +382,8 @@ class Admin_DownController extends Zend_Controller_Action
     									"password"=>md5('westdc'.$row['userid'].rand(1000,9999)),
     									"time"=>date('Y-m-d H:i:s', strtotime('+2 week')),    									
     									//"path"=>$path,
+    									"param"=>"offlineappid=".$finish,
+    									"host"=>'ftp1.westgis.ac.cn',
     									"maxdata"=>$this->view->config->download->max,
     									"datacount"=>1 //represent one offline application
     									);

application/models/Proftp.php

@@ -7,7 +7,29 @@ class Proftp
 	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);
@@ -19,6 +41,14 @@ class Proftp
 			$sql="insert into proftpusers (userid,passwd,uid,gid,homedir) values('".$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