From ad7bf096e1d858cddb097fb9b32bfc2387b63894 Mon Sep 17 00:00:00 2001
From: tamaina <tamaina@hotmail.co.jp>
Date: Tue, 15 Jul 2025 09:32:46 +0900
Subject: enhance(backend):
 usernameに対してもprohibitedWordsForNameOfUserを適用 (#16282)
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* enhance(backend): usernameに対してもprohibitedWordsForNameOfUserを適用
Resolve #16281

* fix locales/index/d.ts
---
 packages/backend/src/core/SignupService.ts | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'packages/backend/src/core/SignupService.ts')

diff --git a/packages/backend/src/core/SignupService.ts b/packages/backend/src/core/SignupService.ts
index 5462cb0b13..a85da62b86 100644
--- a/packages/backend/src/core/SignupService.ts
+++ b/packages/backend/src/core/SignupService.ts
@@ -93,6 +93,11 @@ export class SignupService {
 			if (isPreserved) {
 				throw new Error('USED_USERNAME');
 			}
+
+			const hasProhibitedWords = this.utilityService.isKeyWordIncluded(username.toLowerCase(), this.meta.prohibitedWordsForNameOfUser);
+			if (hasProhibitedWords) {
+				throw new Error('USED_USERNAME');
+			}
 		}
 
 		const keyPair = await new Promise<string[]>((res, rej) =>
-- 
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