Update mojang api username filter

elyby · Dec 22, 2023 · fa62d45 · fa62d45
1 parent cadb89f
commit fa62d45
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diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -11,6 +11,9 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
   - Counters:
     - `ely.skinsystem.{hostname}.app.profiles.request`
 
+### Fixed
+- Adjusted Mojang usernames filter to be stickier according to their docs
+
 ### Changed
 - Bumped Go version to 1.21.
 

diff --git a/mojangtextures/mojang_textures.go b/mojangtextures/mojang_textures.go
@@ -60,8 +60,8 @@ func (c *broadcaster) BroadcastAndRemove(username string, result *broadcastResul
 	delete(c.listeners, username)
 }
 
-// https://help.mojang.com/customer/portal/articles/928638
-var allowedUsernamesRegex = regexp.MustCompile(`^[\w_]{3,16}$`)
+// https://help.minecraft.net/hc/en-us/articles/4408950195341#h_01GE5JX1Z0CZ833A7S54Y195KV
+var allowedUsernamesRegex = regexp.MustCompile(`(?i)^[0-9a-z_]{3,16}$`)
 
 type UUIDsProvider interface {
 	GetUuid(username string) (*mojang.ProfileInfo, error)