fix(whatsapp): normalize user JIDs for group allowlists (#838)

Thanks @peschee.

Co-authored-by: Peter Siska <63866+peschee@users.noreply.github.com>
This commit is contained in:
Peter Steinberger
2026-01-14 23:24:21 +00:00
parent fd41000bc3
commit 57b4865ab3
6 changed files with 297 additions and 14 deletions

View File

@@ -1,6 +1,10 @@
import { describe, expect, it } from "vitest";
import { isWhatsAppGroupJid, normalizeWhatsAppTarget } from "./normalize.js";
import {
isWhatsAppGroupJid,
isWhatsAppUserJid,
normalizeWhatsAppTarget,
} from "./normalize.js";
describe("normalizeWhatsAppTarget", () => {
it("preserves group JIDs", () => {
@@ -24,6 +28,25 @@ describe("normalizeWhatsAppTarget", () => {
expect(normalizeWhatsAppTarget("1555123@s.whatsapp.net")).toBe("+1555123");
});
it("normalizes user JIDs with device suffix to E.164", () => {
// This is the bug fix: JIDs like "41796666864:0@s.whatsapp.net" should
// normalize to "+41796666864", not "+417966668640" (extra digit from ":0")
expect(normalizeWhatsAppTarget("41796666864:0@s.whatsapp.net")).toBe(
"+41796666864",
);
expect(normalizeWhatsAppTarget("1234567890:123@s.whatsapp.net")).toBe(
"+1234567890",
);
// Without device suffix still works
expect(normalizeWhatsAppTarget("41796666864@s.whatsapp.net")).toBe(
"+41796666864",
);
});
it("normalizes LID JIDs to E.164", () => {
expect(normalizeWhatsAppTarget("123456789@lid")).toBe("+123456789");
});
it("rejects invalid targets", () => {
expect(normalizeWhatsAppTarget("wat")).toBeNull();
expect(normalizeWhatsAppTarget("whatsapp:")).toBeNull();
@@ -37,6 +60,16 @@ describe("normalizeWhatsAppTarget", () => {
});
});
describe("isWhatsAppUserJid", () => {
it("detects user JIDs with various formats", () => {
expect(isWhatsAppUserJid("41796666864:0@s.whatsapp.net")).toBe(true);
expect(isWhatsAppUserJid("1234567890@s.whatsapp.net")).toBe(true);
expect(isWhatsAppUserJid("123456789@lid")).toBe(true);
expect(isWhatsAppUserJid("123456789-987654321@g.us")).toBe(false);
expect(isWhatsAppUserJid("+1555123")).toBe(false);
});
});
describe("isWhatsAppGroupJid", () => {
it("detects group JIDs with or without prefixes", () => {
expect(isWhatsAppGroupJid("120363401234567890@g.us")).toBe(true);