Hcaptcha backend

1 files changed, 25 insertions, 0 deletions

diff --git a/api/src/util/utility/captcha.ts b/api/src/util/utility/captcha.ts
new file mode 100644

index 00000000..b32bd1c6
--- /dev/null
+++ b/api/src/util/utility/captcha.ts
@@ -0,0 +1,25 @@
+import { Config } from "@fosscord/util";
+import fetch from "node-fetch";
+
+export interface hcaptchaResponse {
+	success: boolean;
+	challenge_ts: string;
+	hostname: string;
+	credit: boolean;
+	"error-codes": string[];
+	score: number;	// enterprise only
+	score_reason: string[];	// enterprise only
+}
+
+export async function verifyHcaptcha(response: string, ip?: string) {
+	const { security } = Config.get();
+	const { secret, sitekey } = security.captcha;
+	
+	const res = await fetch("https://hcaptcha.com/siteverify", {
+		method: "POST",
+		body: `response=${response}&secret=${secret}&remoteip=${ip}&sitekey=${sitekey}`,
+	})
+
+	const json = await res.json() as hcaptchaResponse;
+	return json;
+}
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