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functions.php
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functions.php
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<?php
function build_table($array){
// start table
$html = '<table border="1">';
// header row
$html .= '<tr>';
foreach($array[0] as $key=>$value){
$html .= '<th>' . htmlspecialchars($key) . '</th>';
// in case of ip is true, add td with country info
if($key=='addr' or $key=='addrlocal'){
$html .= '<th>host</th><th>place</th>';
}
}
$html .= '</tr>';
// data rows
foreach( $array as $key=>$value){
$html .= '<tr>';
foreach($value as $key2=>$value2){
$html .= '<td>' . htmlspecialchars($value2) . '</td>';
// in case of ip is true, add td with country info
$value3 = explode(":", $value2);
if(filter_var($value3[0], FILTER_VALIDATE_IP)) {
$html .= '<td>' . gethostbyaddr($value3[0]) . '</td><td>' . get_ip_country($value3[0]) . '</td>';
}
}
$html .= '</tr>';
}
// finish table and return it
$html .= '</table>';
return $html;
}
// Caching of country to ip. Reset by deleting content of "ip/" directory
function get_ip_country($ip=null){
$path = 'ip/';
if($ip == null) return 0;
$iplong = 0;
$ip2long = ip2long($ip);
if(file_exists($path.$ip2long.'_long.txt')){
$fp = fopen($path.$ip2long.'_long.txt', "r");
$iplong = fread($fp, 2048);
fclose($fp);
}else{
$fp = fopen($path.$ip2long.'_long.txt', "w+"); // To allow writing ownership & mod of ip folder needs change
$iplong = get_api($ip); // finds the actual country of the ip
fwrite($fp, $iplong);
fclose($fp);
}
return $iplong;
}
function make_array($json){ $data = json_decode($json, TRUE); return $data; }
function get_api($ip_api){
$page = 'https://1stbitco.in/api/?ip=' . $ip_api;
$ch = curl_init();
curl_setopt($ch, CURLOPT_IPRESOLVE, CURL_IPRESOLVE_V4);
curl_setopt($ch, CURLOPT_URL, $page);
curl_setopt($ch, CURLOPT_HTTPAUTH, CURLAUTH_BASIC);
curl_setopt($ch, CURLOPT_USERAGENT, "Mozilla/4.0 (compatible; MSIE 2000; Windows NT 6.0)");
curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
curl_setopt($ch, CURLOPT_BINARYTRANSFER, true);
curl_setopt($ch, CURLOPT_SSL_VERIFYHOST,false);
curl_setopt($ch, CURLINFO_HEADER_OUT, true);
curl_setopt($ch, CURLOPT_TIMEOUT, 2);
$data = curl_exec($ch);
curl_close($ch);
$data = make_array($data);
return $data['country_name'];
}