<?php
 require_once('mydir.php');
	$link = pg_connect("dbname=metadata user=gis password=gispassword host=210.77.68.241");
	if (!$link) 
	{
		die("Error in connection: " . pg_last_error());
	}
	//安全检查：只接受来自westdc.westgis.ac.cn的访问
	if(@$_SERVER['HTTP_CLIENT_IP']){  
		$onlineip=$_SERVER['HTTP_CLIENT_IP'];  
	}elseif(@$_SERVER['HTTP_X_FORWARDED_FOR']){  
		$onlineip=$_SERVER['HTTP_X_FORWARDED_FOR'];  
	}else{  
		$onlineip=$_SERVER['REMOTE_ADDR'];  
	}
	if ($onlineip!='210.77.68.241' && $onlineip!='210.77.68.215' && $onlineip!='2001:cc0:f006::9')
		die("error! You are not permitted to visit this page.".$onlineip);  
	//文件生成
	$uuid=$_GET['uuid'];
	$filelist=$_GET['filelist'];
	if(empty($uuid) || !preg_match("/^[0-9A-Za-z]{8}-[0-9A-Za-z]{4}-[0-9A-Za-z]{4}-[0-9A-Za-z]{4}-[0-9A-Za-z]{12}$/",$uuid))
	{
		die("uuid error! Error in parameter.".$uuid);
	}
	
	$homedir='/disk1/WestDC/upload/'.$uuid;
	
	$old=umask(0);
	@mkdir($homedir,0777);
	umask($old);
	if ($filelist)
	{
		set_time_limit(0);
		//是否应当移除FTP信息？即用户提交后不再有权限更新
		//todo...
		
		//保留path值
		$sql="select * from dataset where uuid='$uuid'";
		$result=pg_query($link,$sql);
		$row=pg_fetch_assoc($result);
		if ($row) $homedir=$row['path'];

		//delete dataset & datafile records
					$sql="delete from dataset where uuid='$uuid'";
					pg_query($link,$sql);
					
					$sql = "INSERT INTO dataset (host,uuid,path) VALUES ('ftp2.westgis.ac.cn','$uuid','$homedir') RETURNING id";
					$result=pg_query($link,$sql);
					$row=pg_fetch_assoc($result);
					$dsid=$row['id'];
					
					
					$dir = new mydir();
					$files=$dir->recursive($homedir);
					
					foreach ($files as $k=>$v)
					{
						//$pathinfo = pathinfo($path.$v);
						$filename = mb_substr($v,mb_strlen($homedir)+1);
						$filesize = filesize($v);
						$isdir=is_dir($v)?1:0;
						$depth=substr_count($filename,"/")+1;
						if (substr($filename,-1,1)=='/') $depth--;
						//$this->chmodr($path.$v,0444);
						$sql = "INSERT INTO datafile (dsid,filename,filesize,isdir,depth) VALUES ('$dsid','$filename','$filesize','$isdir','$depth')";
						$rs = pg_query($link,$sql);
						if(!$rs)
						{
							$messages[] = "数据文件".$filename.'写入失败';
						}
					}
	}				
		
	pg_free_result($result);
	pg_close($link);
?>