<html><head><body><h1>Mirror update</h1><?php //set variables -change these to suit application $host='192.168.1.1';$user='ftpuser';$password='123456';$remotefile='/pub/tsg/ttssh.zip';$localfile='/tmp/ttssh14.zip';//connect to host$conn=ftp_connect($host);if(!$conn){ echo 'Error: Could not connect to ftp server <br/>'; exit;}echo "Connected to $host.<br/>";@ $result=ftp_login($conn,$user,$password); if(!$result) { echo "Error: Count not logon as $user<br/>"; ftp_quit($conn); exit; } echo "login as $user<br/>"; //check file times to see if an update is required echo 'Checking file time....'; if(file_exists($localfile)) { $localtime=filetime($localfile); echo 'Local file last updated'; echo date('G:i j-M-Y',$localtime); echo '<br/>'; } else $localtime=0; $remotetime=ftp_mdtm($conn,$remotefile);// 获取远程文件的修改时间函数 if (!($remotetime>=0)) { echo 'Can/'t access remote file time.<br/>'; $remotetime=$localtime+1; //make sure of an update } else { echo 'Remote file last updated'; echo date('G:i j-M-Y',$remotetime); echo '<br/>'; } if(!($remotetime>$localtime)) { echo 'Local copy is up to date.<br />'; exit; } //download file echo 'Getting file from server....<br />'; $fp=fopen($localfile,'w'); if(!$success=ftp_fget($conn,$fp,$remotefile)); { echo 'Error:Could not download file'; ftp_quit($conn); exit; } fclose($fp); echo "File download successfully"; //close connection to host ftp_quit($conn);
//fget()函数的用法： //ftp_get($conn,$localfile,$remotefile);?>
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