rendered paste body<?phpfunction remoteFileExists($sUrl){ for(;;) { $aUrl = @parse_url($sUrl); if(is_array($aUrl) === FALSE) { return false; } $rF = @fsockopen($aUrl['host'], 80, $iErrno, $sErrstr, 3); if($rF === FALSE) { return false; } fputs($rF, "HEAD $sUrl HTTP/1.1\r\n"); fputs($rF, 'HOST: '.$aUrl['host']."\r\n"); fputs($rF, "Connection: close\r\n\r\n"); $sHeaders = ''; while(@feof($rF) === FALSE) { $sHeaders .= @fgets($rF, 4096); } @fclose($rF); $aHeaders = explode("\n", $sHeaders); if(strpos($aHeaders[0], '200') !== FALSE) { return $sUrl; } else if(strpos($aHeaders[0], '404') !== FALSE) { return false; } else if(strpos($aHeaders[0], '301') !== FALSE || strpos($aHeaders[0], '302') !== FALSE) { $sUrl = trim(substr($aHeaders[1], strpos($aHeaders[1], ':')+1)); } else { return false; } }}?>