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feat: add isPrivateIP helper, fix getUserIP and addToLog

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This commit is contained in:
Chris
2026-04-20 21:44:32 +02:00
parent 15720489ba
commit 75ead2f5ad
1 changed files with 34 additions and 20 deletions
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52
src/helpers.php
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@@ -1,35 +1,49 @@
<?php <?php
function renderTemplate($templatename,$variables=[],$basepath=ROOT.'/src') function renderTemplate($templatename, $variables = [], $basepath = ROOT . '/src')
{ {
ob_start(); ob_start();
if(is_array($variables)) if (is_array($variables))
extract($variables); extract($variables);
if(file_exists($basepath.DS.'templates'.DS.$templatename.'.php')) if (file_exists($basepath . DS . 'templates' . DS . $templatename . '.php'))
include($basepath.DS.'templates'.DS.$templatename.'.php'); include($basepath . DS . 'templates' . DS . $templatename . '.php');
else if(file_exists($basepath.DS.'templates'.DS.$templatename)) else if (file_exists($basepath . DS . 'templates' . DS . $templatename))
include($basepath.DS.'templates'.DS.$templatename); include($basepath . DS . 'templates' . DS . $templatename);
$rendered = ob_get_contents(); $rendered = ob_get_contents();
ob_end_clean(); ob_end_clean();
return $rendered; return $rendered;
} }
function addToLog($data) function addToLog(string $data): void
{ {
$fp = fopen(ROOT.DS.'logs'.DS.'app.log','a'); $data = str_replace(["\n", "\r", "\t"], ' ', $data);
fwrite($fp,date("d.m.y H:i")."\t".$data."\n"); $fp = fopen(ROOT . DS . 'logs' . DS . 'app.log', 'a');
fwrite($fp, date("d.m.y H:i") . "\t" . $data . "\n");
fclose($fp); fclose($fp);
} }
function getUserIP() function getUserIP(): string
{ {
if (!empty($_SERVER['HTTP_CLIENT_IP'])) { if (!empty($_SERVER['HTTP_X_FORWARDED_FOR']))
$ip = $_SERVER['HTTP_CLIENT_IP']; return trim(explode(',', $_SERVER['HTTP_X_FORWARDED_FOR'])[0]);
} elseif (!empty($_SERVER['HTTP_X_FORWARDED_FOR'])) { return $_SERVER['REMOTE_ADDR'];
$ip = $_SERVER['HTTP_X_FORWARDED_FOR']; }
} else {
$ip = $_SERVER['REMOTE_ADDR']; function isPrivateIP(string $ip): bool
} {
return $ip; if (filter_var($ip, FILTER_VALIDATE_IP) === false) return true;
$long = ip2long($ip);
if ($long === false) return true;
foreach ([
[ip2long('127.0.0.0'), 0xFF000000], // 127.0.0.0/8 loopback
[ip2long('10.0.0.0'), 0xFF000000], // 10.0.0.0/8 RFC1918
[ip2long('172.16.0.0'), 0xFFF00000], // 172.16.0.0/12 RFC1918
[ip2long('192.168.0.0'), 0xFFFF0000], // 192.168.0.0/16 RFC1918
[ip2long('169.254.0.0'), 0xFFFF0000], // 169.254.0.0/16 link-local/metadata
] as [$base, $mask]) {
if (($long & $mask) === ($base & $mask)) return true;
}
return false;
} }