PHP Server PHP Write file multi-server synchronization program

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<?phpheader (' content-type:text/html;charset=utf-8 ');//File name: PHP file Multi-Server Synchronization tool//File role: This file is located on the server as the primary server, The server where the other files are located can be diverted or backed up. This article requires a jquery library. You can also chain someone else's//Last modified: 2016-06-30//by:strwei if (!empty ($_post[' files '))) sync ();  function sync () {$aFiles = explode ("\ n", $_post[' files ');//var_dump ($aFiles); exit;  foreach ($aFiles as $k = + $v) {if (strlen ($v) <= 5) unset ($aFiles [$k]);  } array_filter ($aFiles);  if (empty ($aFiles)) {echo ' no files '; exit; } $aFTPServers = Array (' server1 ' = = Array (' strwei.com ', ' FTP user name ', ' ftp password ', ' Open ftp default directory '),//FTP address, username, password, F  TP Open this site when the default directory//' server2 ' = = Array (' Yy.9.je ', ' FTP user name ', ' ftp password ', ' open ftp in default directory '),);  $aAbortFile = Array (' robots.txt ');  $aErrors = Array ();  $iError = count ($aErrors);  $aSuc = Array ();    foreach ($aFTPServers as $ftp) {$conn = Ftp_connect ($ftp [0]);      if (empty ($conn)) {$iError = $iError + 1; Array_push ($aErrors, $iError.      ", Server $ftp Unable to connect");    Continue } $login = Ftp_login ($conn, $ftp [1], $FTP [2]);      if (empty ($login)) {$iError = $iError + 1; Array_push ($aErrors, $iError.      ", server $ftp [0] cannot log in");    Continue    } $ftp _root = ";    if (!empty ($ftp [3])) $ftp _root = Ftp_chdir ($conn, $ftp [3]);    $ftp _root = ftp_pwd ($conn);    if (substr ($ftp _root,-1) = = = '/') $ftp _root = substr ($ftp _root, 0,-1);      foreach ($aFiles as $k = + $v) {$s = basename ($v);        if (In_array ($s, $aAbortFile)) {$iError = $iError + 1; Array_push ($aErrors, $iError.        ", file $v not allow synchronization");      Continue } if (!file_exists ('. ').        $v)) {$iError = $iError + 1; Array_push ($aErrors, $iError.        ", file $v does not exist");      Continue      } $upload = Ftp_put ($conn, $ftp _root. $v, '. '. $v, ftp_binary);        if (empty ($upload)) {$iError = $iError + 1; Array_push ($aErrors, $iError.        ", File $v upload failed");      Continue    } array_push ($aSuc, $v);    }} if (Empty ($aErrors)) {echo ' Upload succeeded: '. Implode (', ', $ASUC);  Exit } Echo Implode ('
', $aErrors); Exit;} $CC = ' \ r \ n '; Echo <<
 
  
  

 
  

 
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