From ba4f03cefa1ee48aac59f6676f99880a9b8395a8 Mon Sep 17 00:00:00 2001
From: flashwave <me@flash.moe>
Date: Mon, 6 Jun 2022 16:42:38 +0200
Subject: [PATCH] Fixed GeoIP lookup causing an exception when no MMDB is
 available.

---
 src/Net/GeoIP.php     | 5 +++++
 src/Net/IPAddress.php | 3 +++
 2 files changed, 8 insertions(+)

diff --git a/src/Net/GeoIP.php b/src/Net/GeoIP.php
index 6cdb5728..8df751a8 100644
--- a/src/Net/GeoIP.php
+++ b/src/Net/GeoIP.php
@@ -17,6 +17,11 @@ final class GeoIP {
         return self::$geoip;
     }
 
+    public static function isAvailable(): bool {
+        return !empty(self::$geoipDbPath)
+            && is_file(self::$geoipDbPath);
+    }
+
     public static function resolveCountry(string $ipAddress) {
         return self::getReader()->country($ipAddress);
     }
diff --git a/src/Net/IPAddress.php b/src/Net/IPAddress.php
index a7d758be..62d00f10 100644
--- a/src/Net/IPAddress.php
+++ b/src/Net/IPAddress.php
@@ -23,6 +23,9 @@ final class IPAddress {
     }
 
     public static function country(string $address, string $fallback = 'XX'): string {
+        if(!GeoIP::isAvailable())
+            return $fallback;
+
         try {
             return GeoIP::resolveCountry($address)->country->isoCode ?? $fallback;
         } catch(AddressNotFoundException $e) {