chore: added sanitize function

Author: csemazharul

src/Http/IpTool.php

@@ -50,20 +50,20 @@ public function user()
     private static function checkIP()
     {
         if (getenv('HTTP_CLIENT_IP')) {
-            $ip = filter_var(getenv('HTTP_CLIENT_IP'), FILTER_VALIDATE_IP);
+            $ip = sanitize_text_field(getenv('HTTP_CLIENT_IP'));
         } elseif (getenv('HTTP_X_FORWARDED_FOR')) {
-            $ip = filter_var(getenv('HTTP_X_FORWARDED_FOR'), FILTER_VALIDATE_IP);
+            $ip = sanitize_text_field(getenv('HTTP_X_FORWARDED_FOR'));
         } elseif (getenv('HTTP_X_FORWARDED')) {
-            $ip = filter_var(getenv('HTTP_X_FORWARDED'), FILTER_VALIDATE_IP);
+            $ip = sanitize_text_field(getenv('HTTP_X_FORWARDED'));
         } elseif (getenv('HTTP_FORWARDED_FOR')) {
-            $ip = filter_var(getenv('HTTP_FORWARDED_FOR'), FILTER_VALIDATE_IP);
+            $ip = sanitize_text_field(getenv('HTTP_FORWARDED_FOR'));
         } elseif (getenv('HTTP_FORWARDED')) {
-            $ip = filter_var(getenv('HTTP_FORWARDED'), FILTER_VALIDATE_IP);
+            $ip = sanitize_text_field(getenv('HTTP_FORWARDED'));
         } else {
-            $ip = filter_var($_SERVER['REMOTE_ADDR'], FILTER_VALIDATE_IP);
+            $ip = sanitize_text_field($_SERVER['REMOTE_ADDR']);
         }
-                
-        return $ip;
+
+       return filter_var($ip, FILTER_VALIDATE_IP);
     }
 
     /**