Mask obfuscated bit according to its length

Signed-off-by: alexmerlin <[email protected]>
dotkernel · Dec 11, 2024 · 25961e7 · 25961e7
1 parent fff849a
commit 25961e7
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Showing 2 changed files with 17 additions and 1 deletion.
diff --git a/src/Admin/src/Service/AdminService.php b/src/Admin/src/Service/AdminService.php
@@ -205,7 +205,7 @@ public function logAdminVisit(array $serverParams, string $name, string $status)
         $organization = $this->locationService->getOrganization($ipAddress)->getName();
 
         $adminLogin = (new AdminLogin())
-            ->setAdminIp($this->locationService->obfuscateIpAddress($ipAddress))
+            ->setAdminIp(IpService::obfuscateIpAddress($ipAddress))
             ->setContinent($continent)
             ->setCountry($country)
             ->setOrganization($organization)

diff --git a/src/App/src/Service/IpService.php b/src/App/src/Service/IpService.php
@@ -6,6 +6,9 @@
 
 use function filter_var;
 use function getenv;
+use function preg_replace_callback;
+use function str_repeat;
+use function strlen;
 
 use const FILTER_FLAG_IPV4;
 use const FILTER_FLAG_IPV6;
@@ -53,4 +56,17 @@ public static function isPublicIp(string $ipAddress): bool
                 FILTER_FLAG_NO_RES_RANGE
         ) === $ipAddress;
     }
+
+    public static function obfuscateIpAddress(string $ipAddress, string $mask = 'x'): string
+    {
+        if (filter_var($ipAddress, FILTER_VALIDATE_IP, FILTER_FLAG_IPV4)) {
+            $pattern = '/\d+$/';
+        } elseif (filter_var($ipAddress, FILTER_VALIDATE_IP, FILTER_FLAG_IPV6)) {
+            $pattern = '/[a-z0-9]+$/i';
+        } else {
+            return $ipAddress;
+        }
+
+        return preg_replace_callback($pattern, fn (array $last) => str_repeat($mask, strlen($last[0])), $ipAddress);
+    }
 }