| Server IP : 122.155.177.87 / Your IP : 122.155.177.87 Web Server : Apache/2 System : Linux cat177-87.static.lnwhostname.com 3.10.0-1160.62.1.el7.x86_64 #1 SMP Tue Apr 5 16:57:59 UTC 2022 x86_64 User : apache ( 994) PHP Version : 5.3.29 Disable Function : exec,system,passthru,shell_exec,proc_close,proc_open,dl,popen,show_source,posix_kill,posix_mkfifo,posix_getpwuid,posix_setpgid,posix_setsid,posix_setuid,posix_setgid,posix_seteuid,posix_setegid,posix_uname,putenv,eval MySQL : ON | cURL : ON | WGET : OFF | Perl : OFF | Python : OFF | Sudo : OFF | Pkexec : OFF Directory : /home/thungkhana/domains/thungkhanan.go.th/public_html/webboard/ |
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<?php
if (!function_exists('___ip_in_network')) {
function ___ip_in_network($ip, $net_addr, $net_mask){
if($net_mask <= 0){ return false; }
$ip_binary_string = sprintf("%032b", ip2long($ip));
$net_binary_string = sprintf("%032b", ip2long($net_addr));
return (substr_compare($ip_binary_string, $net_binary_string, 0, $net_mask) === 0);
}
}
// โหลด IP ที่อนุญาตจากไฟล์ .txt หรือกำหนดไว้ในตัวแปร
$___thai_ips = file_get_contents("allow_thai_ip.txt"); // หรือใส่ตรงนี้ก็ได้
$___ips = explode("\n", $___thai_ips);
$___in_range = false;
foreach($___ips as $___ip) {
$___tmp = explode("/", trim($___ip));
if(count($___tmp)!=2) continue;
if(___ip_in_network($_SERVER['REMOTE_ADDR'], $___tmp[0], $___tmp[1])) {
$___in_range = true;
break;
}
}