@radzztnzx/rbail
Version:
Pro Bails based by Whiskeysockets, Modified by RadzzOffc
1,030 lines • 57.9 kB
JavaScript
import NodeCache from '@cacheable/node-cache';
import { Boom } from '@hapi/boom';
import { randomBytes } from 'crypto';
import Long from 'long';
import { proto } from '../../WAProto/index.js';
import { DEFAULT_CACHE_TTLS, KEY_BUNDLE_TYPE, MIN_PREKEY_COUNT } from '../Defaults/index.js';
import { WAMessageStatus, WAMessageStubType } from '../Types/index.js';
import { aesDecryptCTR, aesEncryptGCM, cleanMessage, Curve, decodeMediaRetryNode, decodeMessageNode, decryptMessageNode, delay, derivePairingCodeKey, encodeBigEndian, encodeSignedDeviceIdentity, extractAddressingContext, getCallStatusFromNode, getHistoryMsg, getNextPreKeys, getStatusFromReceiptType, hkdf, MISSING_KEYS_ERROR_TEXT, NACK_REASONS, unixTimestampSeconds, xmppPreKey, xmppSignedPreKey } from '../Utils/index.js';
import { makeMutex } from '../Utils/make-mutex.js';
import { areJidsSameUser, binaryNodeToString, getAllBinaryNodeChildren, getBinaryNodeChild, getBinaryNodeChildBuffer, getBinaryNodeChildren, getBinaryNodeChildString, isJidGroup, isJidStatusBroadcast, isLidUser, isPnUser, jidDecode, jidNormalizedUser, S_WHATSAPP_NET } from '../WABinary/index.js';
import { extractGroupMetadata } from './groups.js';
import { makeMessagesSocket } from './messages-send.js';
export const makeMessagesRecvSocket = (config) => {
const { logger, retryRequestDelayMs, maxMsgRetryCount, getMessage, shouldIgnoreJid, enableAutoSessionRecreation } = config;
const sock = makeMessagesSocket(config);
const { ev, authState, ws, processingMutex, signalRepository, query, upsertMessage, resyncAppState, onUnexpectedError, assertSessions, sendNode, relayMessage, sendReceipt, uploadPreKeys, sendPeerDataOperationMessage, messageRetryManager } = sock;
/** this mutex ensures that each retryRequest will wait for the previous one to finish */
const retryMutex = makeMutex();
const msgRetryCache = config.msgRetryCounterCache ||
new NodeCache({
stdTTL: DEFAULT_CACHE_TTLS.MSG_RETRY, // 1 hour
useClones: false
});
const callOfferCache = config.callOfferCache ||
new NodeCache({
stdTTL: DEFAULT_CACHE_TTLS.CALL_OFFER, // 5 mins
useClones: false
});
const placeholderResendCache = config.placeholderResendCache ||
new NodeCache({
stdTTL: DEFAULT_CACHE_TTLS.MSG_RETRY, // 1 hour
useClones: false
});
let sendActiveReceipts = false;
const fetchMessageHistory = async (count, oldestMsgKey, oldestMsgTimestamp) => {
if (!authState.creds.me?.id) {
throw new Boom('Not authenticated');
}
const pdoMessage = {
historySyncOnDemandRequest: {
chatJid: oldestMsgKey.remoteJid,
oldestMsgFromMe: oldestMsgKey.fromMe,
oldestMsgId: oldestMsgKey.id,
oldestMsgTimestampMs: oldestMsgTimestamp,
onDemandMsgCount: count
},
peerDataOperationRequestType: proto.Message.PeerDataOperationRequestType.HISTORY_SYNC_ON_DEMAND
};
return sendPeerDataOperationMessage(pdoMessage);
};
const requestPlaceholderResend = async (messageKey) => {
if (!authState.creds.me?.id) {
throw new Boom('Not authenticated');
}
if (placeholderResendCache.get(messageKey?.id)) {
logger.debug({ messageKey }, 'already requested resend');
return;
}
else {
placeholderResendCache.set(messageKey?.id, true);
}
await delay(5000);
if (!placeholderResendCache.get(messageKey?.id)) {
logger.debug({ messageKey }, 'message received while resend requested');
return 'RESOLVED';
}
const pdoMessage = {
placeholderMessageResendRequest: [
{
messageKey
}
],
peerDataOperationRequestType: proto.Message.PeerDataOperationRequestType.PLACEHOLDER_MESSAGE_RESEND
};
setTimeout(() => {
if (placeholderResendCache.get(messageKey?.id)) {
logger.debug({ messageKey }, 'PDO message without response after 15 seconds. Phone possibly offline');
placeholderResendCache.del(messageKey?.id);
}
}, 15000);
return sendPeerDataOperationMessage(pdoMessage);
};
// Handles mex newsletter notifications
const handleMexNewsletterNotification = async (node) => {
const mexNode = getBinaryNodeChild(node, 'mex');
if (!mexNode?.content) {
logger.warn({ node }, 'Invalid mex newsletter notification');
return;
}
let data;
try {
data = JSON.parse(mexNode.content.toString());
}
catch (error) {
logger.error({ err: error, node }, 'Failed to parse mex newsletter notification');
return;
}
const operation = data?.operation;
const updates = data?.updates;
if (!updates || !operation) {
logger.warn({ data }, 'Invalid mex newsletter notification content');
return;
}
logger.info({ operation, updates }, 'got mex newsletter notification');
switch (operation) {
case 'NotificationNewsletterUpdate':
for (const update of updates) {
if (update.jid && update.settings && Object.keys(update.settings).length > 0) {
ev.emit('newsletter-settings.update', {
id: update.jid,
update: update.settings
});
}
}
break;
case 'NotificationNewsletterAdminPromote':
for (const update of updates) {
if (update.jid && update.user) {
ev.emit('newsletter-participants.update', {
id: update.jid,
author: node.attrs.from,
user: update.user,
new_role: 'ADMIN',
action: 'promote'
});
}
}
break;
default:
logger.info({ operation, data }, 'Unhandled mex newsletter notification');
break;
}
};
// Handles newsletter notifications
const handleNewsletterNotification = async (node) => {
const from = node.attrs.from;
const child = getAllBinaryNodeChildren(node)[0];
const author = node.attrs.participant;
logger.info({ from, child }, 'got newsletter notification');
switch (child.tag) {
case 'reaction':
const reactionUpdate = {
id: from,
server_id: child.attrs.message_id,
reaction: {
code: getBinaryNodeChildString(child, 'reaction'),
count: 1
}
};
ev.emit('newsletter.reaction', reactionUpdate);
break;
case 'view':
const viewUpdate = {
id: from,
server_id: child.attrs.message_id,
count: parseInt(child.content?.toString() || '0', 10)
};
ev.emit('newsletter.view', viewUpdate);
break;
case 'participant':
const participantUpdate = {
id: from,
author,
user: child.attrs.jid,
action: child.attrs.action,
new_role: child.attrs.role
};
ev.emit('newsletter-participants.update', participantUpdate);
break;
case 'update':
const settingsNode = getBinaryNodeChild(child, 'settings');
if (settingsNode) {
const update = {};
const nameNode = getBinaryNodeChild(settingsNode, 'name');
if (nameNode?.content)
update.name = nameNode.content.toString();
const descriptionNode = getBinaryNodeChild(settingsNode, 'description');
if (descriptionNode?.content)
update.description = descriptionNode.content.toString();
ev.emit('newsletter-settings.update', {
id: from,
update
});
}
break;
case 'message':
const plaintextNode = getBinaryNodeChild(child, 'plaintext');
if (plaintextNode?.content) {
try {
const contentBuf = typeof plaintextNode.content === 'string'
? Buffer.from(plaintextNode.content, 'binary')
: Buffer.from(plaintextNode.content);
const messageProto = proto.Message.decode(contentBuf).toJSON();
const fullMessage = proto.WebMessageInfo.fromObject({
key: {
remoteJid: from,
id: child.attrs.message_id || child.attrs.server_id,
fromMe: false // TODO: is this really true though
},
message: messageProto,
messageTimestamp: +child.attrs.t
}).toJSON();
await upsertMessage(fullMessage, 'append');
logger.info('Processed plaintext newsletter message');
}
catch (error) {
logger.error({ error }, 'Failed to decode plaintext newsletter message');
}
}
break;
default:
logger.warn({ node }, 'Unknown newsletter notification');
break;
}
};
const sendMessageAck = async ({ tag, attrs, content }, errorCode) => {
const stanza = {
tag: 'ack',
attrs: {
id: attrs.id,
to: attrs.from,
class: tag
}
};
if (!!errorCode) {
stanza.attrs.error = errorCode.toString();
}
if (!!attrs.participant) {
stanza.attrs.participant = attrs.participant;
}
if (!!attrs.recipient) {
stanza.attrs.recipient = attrs.recipient;
}
if (!!attrs.type &&
(tag !== 'message' || getBinaryNodeChild({ tag, attrs, content }, 'unavailable') || errorCode !== 0)) {
stanza.attrs.type = attrs.type;
}
if (tag === 'message' && getBinaryNodeChild({ tag, attrs, content }, 'unavailable')) {
stanza.attrs.from = authState.creds.me.id;
}
logger.debug({ recv: { tag, attrs }, sent: stanza.attrs }, 'sent ack');
await sendNode(stanza);
};
const rejectCall = async (callId, callFrom) => {
const stanza = {
tag: 'call',
attrs: {
from: authState.creds.me.id,
to: callFrom
},
content: [
{
tag: 'reject',
attrs: {
'call-id': callId,
'call-creator': callFrom,
count: '0'
},
content: undefined
}
]
};
await query(stanza);
};
const sendRetryRequest = async (node, forceIncludeKeys = false) => {
const { fullMessage } = decodeMessageNode(node, authState.creds.me.id, authState.creds.me.lid || '');
const { key: msgKey } = fullMessage;
const msgId = msgKey.id;
if (messageRetryManager) {
// Check if we've exceeded max retries using the new system
if (messageRetryManager.hasExceededMaxRetries(msgId)) {
logger.debug({ msgId }, 'reached retry limit with new retry manager, clearing');
messageRetryManager.markRetryFailed(msgId);
return;
}
// Increment retry count using new system
const retryCount = messageRetryManager.incrementRetryCount(msgId);
// Use the new retry count for the rest of the logic
const key = `${msgId}:${msgKey?.participant}`;
msgRetryCache.set(key, retryCount);
}
else {
// Fallback to old system
const key = `${msgId}:${msgKey?.participant}`;
let retryCount = (await msgRetryCache.get(key)) || 0;
if (retryCount >= maxMsgRetryCount) {
logger.debug({ retryCount, msgId }, 'reached retry limit, clearing');
msgRetryCache.del(key);
return;
}
retryCount += 1;
await msgRetryCache.set(key, retryCount);
}
const key = `${msgId}:${msgKey?.participant}`;
const retryCount = (await msgRetryCache.get(key)) || 1;
const { account, signedPreKey, signedIdentityKey: identityKey } = authState.creds;
const fromJid = node.attrs.from;
// Check if we should recreate the session
let shouldRecreateSession = false;
let recreateReason = '';
if (enableAutoSessionRecreation && messageRetryManager) {
try {
// Check if we have a session with this JID
const sessionId = signalRepository.jidToSignalProtocolAddress(fromJid);
const hasSession = await signalRepository.validateSession(fromJid);
const result = messageRetryManager.shouldRecreateSession(fromJid, retryCount, hasSession.exists);
shouldRecreateSession = result.recreate;
recreateReason = result.reason;
if (shouldRecreateSession) {
logger.debug({ fromJid, retryCount, reason: recreateReason }, 'recreating session for retry');
// Delete existing session to force recreation
await authState.keys.set({ session: { [sessionId]: null } });
forceIncludeKeys = true;
}
}
catch (error) {
logger.warn({ error, fromJid }, 'failed to check session recreation');
}
}
if (retryCount <= 2) {
// Use new retry manager for phone requests if available
if (messageRetryManager) {
// Schedule phone request with delay (like whatsmeow)
messageRetryManager.schedulePhoneRequest(msgId, async () => {
try {
const requestId = await requestPlaceholderResend(msgKey);
logger.debug(`sendRetryRequest: requested placeholder resend (${requestId}) for message ${msgId} (scheduled)`);
}
catch (error) {
logger.warn({ error, msgId }, 'failed to send scheduled phone request');
}
});
}
else {
// Fallback to immediate request
const msgId = await requestPlaceholderResend(msgKey);
logger.debug(`sendRetryRequest: requested placeholder resend for message ${msgId}`);
}
}
const deviceIdentity = encodeSignedDeviceIdentity(account, true);
await authState.keys.transaction(async () => {
const receipt = {
tag: 'receipt',
attrs: {
id: msgId,
type: 'retry',
to: node.attrs.from
},
content: [
{
tag: 'retry',
attrs: {
count: retryCount.toString(),
id: node.attrs.id,
t: node.attrs.t,
v: '1',
// ADD ERROR FIELD
error: '0'
}
},
{
tag: 'registration',
attrs: {},
content: encodeBigEndian(authState.creds.registrationId)
}
]
};
if (node.attrs.recipient) {
receipt.attrs.recipient = node.attrs.recipient;
}
if (node.attrs.participant) {
receipt.attrs.participant = node.attrs.participant;
}
if (retryCount > 1 || forceIncludeKeys || shouldRecreateSession) {
const { update, preKeys } = await getNextPreKeys(authState, 1);
const [keyId] = Object.keys(preKeys);
const key = preKeys[+keyId];
const content = receipt.content;
content.push({
tag: 'keys',
attrs: {},
content: [
{ tag: 'type', attrs: {}, content: Buffer.from(KEY_BUNDLE_TYPE) },
{ tag: 'identity', attrs: {}, content: identityKey.public },
xmppPreKey(key, +keyId),
xmppSignedPreKey(signedPreKey),
{ tag: 'device-identity', attrs: {}, content: deviceIdentity }
]
});
ev.emit('creds.update', update);
}
await sendNode(receipt);
logger.info({ msgAttrs: node.attrs, retryCount }, 'sent retry receipt');
}, authState?.creds?.me?.id || 'sendRetryRequest');
};
const handleEncryptNotification = async (node) => {
const from = node.attrs.from;
if (from === S_WHATSAPP_NET) {
const countChild = getBinaryNodeChild(node, 'count');
const count = +countChild.attrs.value;
const shouldUploadMorePreKeys = count < MIN_PREKEY_COUNT;
logger.debug({ count, shouldUploadMorePreKeys }, 'recv pre-key count');
if (shouldUploadMorePreKeys) {
await uploadPreKeys();
}
}
else {
const identityNode = getBinaryNodeChild(node, 'identity');
if (identityNode) {
logger.info({ jid: from }, 'identity changed');
// not handling right now
// signal will override new identity anyway
}
else {
logger.info({ node }, 'unknown encrypt notification');
}
}
};
const handleGroupNotification = (fullNode, child, msg) => {
// TODO: Support PN/LID (Here is only LID now)
const actingParticipantLid = fullNode.attrs.participant;
const actingParticipantPn = fullNode.attrs.participant_pn;
const affectedParticipantLid = getBinaryNodeChild(child, 'participant')?.attrs?.jid || actingParticipantLid;
const affectedParticipantPn = getBinaryNodeChild(child, 'participant')?.attrs?.phone_number || actingParticipantPn;
switch (child?.tag) {
case 'create':
const metadata = extractGroupMetadata(child);
msg.messageStubType = WAMessageStubType.GROUP_CREATE;
msg.messageStubParameters = [metadata.subject];
msg.key = { participant: metadata.owner, participantAlt: metadata.ownerPn };
ev.emit('chats.upsert', [
{
id: metadata.id,
name: metadata.subject,
conversationTimestamp: metadata.creation
}
]);
ev.emit('groups.upsert', [
{
...metadata,
author: actingParticipantLid,
authorPn: actingParticipantPn
}
]);
break;
case 'ephemeral':
case 'not_ephemeral':
msg.message = {
protocolMessage: {
type: proto.Message.ProtocolMessage.Type.EPHEMERAL_SETTING,
ephemeralExpiration: +(child.attrs.expiration || 0)
}
};
break;
case 'modify':
const oldNumber = getBinaryNodeChildren(child, 'participant').map(p => p.attrs.jid);
msg.messageStubParameters = oldNumber || [];
msg.messageStubType = WAMessageStubType.GROUP_PARTICIPANT_CHANGE_NUMBER;
break;
case 'promote':
case 'demote':
case 'remove':
case 'add':
case 'leave':
const stubType = `GROUP_PARTICIPANT_${child.tag.toUpperCase()}`;
msg.messageStubType = WAMessageStubType[stubType];
const participants = getBinaryNodeChildren(child, 'participant').map(({ attrs }) => {
// TODO: Store LID MAPPINGS
return {
id: attrs.jid,
phoneNumber: isLidUser(attrs.jid) && isPnUser(attrs.phone_number) ? attrs.phone_number : undefined,
lid: isPnUser(attrs.jid) && isLidUser(attrs.lid) ? attrs.lid : undefined,
admin: (attrs.type || null)
};
});
if (participants.length === 1 &&
// if recv. "remove" message and sender removed themselves
// mark as left
(areJidsSameUser(participants[0].id, actingParticipantLid) ||
areJidsSameUser(participants[0].id, actingParticipantPn)) &&
child.tag === 'remove') {
msg.messageStubType = WAMessageStubType.GROUP_PARTICIPANT_LEAVE;
}
msg.messageStubParameters = participants.map(a => JSON.stringify(a));
break;
case 'subject':
msg.messageStubType = WAMessageStubType.GROUP_CHANGE_SUBJECT;
msg.messageStubParameters = [child.attrs.subject];
break;
case 'description':
const description = getBinaryNodeChild(child, 'body')?.content?.toString();
msg.messageStubType = WAMessageStubType.GROUP_CHANGE_DESCRIPTION;
msg.messageStubParameters = description ? [description] : undefined;
break;
case 'announcement':
case 'not_announcement':
msg.messageStubType = WAMessageStubType.GROUP_CHANGE_ANNOUNCE;
msg.messageStubParameters = [child.tag === 'announcement' ? 'on' : 'off'];
break;
case 'locked':
case 'unlocked':
msg.messageStubType = WAMessageStubType.GROUP_CHANGE_RESTRICT;
msg.messageStubParameters = [child.tag === 'locked' ? 'on' : 'off'];
break;
case 'invite':
msg.messageStubType = WAMessageStubType.GROUP_CHANGE_INVITE_LINK;
msg.messageStubParameters = [child.attrs.code];
break;
case 'member_add_mode':
const addMode = child.content;
if (addMode) {
msg.messageStubType = WAMessageStubType.GROUP_MEMBER_ADD_MODE;
msg.messageStubParameters = [addMode.toString()];
}
break;
case 'membership_approval_mode':
const approvalMode = getBinaryNodeChild(child, 'group_join');
if (approvalMode) {
msg.messageStubType = WAMessageStubType.GROUP_MEMBERSHIP_JOIN_APPROVAL_MODE;
msg.messageStubParameters = [approvalMode.attrs.state];
}
break;
case 'created_membership_requests':
msg.messageStubType = WAMessageStubType.GROUP_MEMBERSHIP_JOIN_APPROVAL_REQUEST_NON_ADMIN_ADD;
msg.messageStubParameters = [
JSON.stringify({ lid: affectedParticipantLid, pn: affectedParticipantPn }),
'created',
child.attrs.request_method
];
break;
case 'revoked_membership_requests':
const isDenied = areJidsSameUser(affectedParticipantLid, actingParticipantLid);
// TODO: LIDMAPPING SUPPORT
msg.messageStubType = WAMessageStubType.GROUP_MEMBERSHIP_JOIN_APPROVAL_REQUEST_NON_ADMIN_ADD;
msg.messageStubParameters = [
JSON.stringify({ lid: affectedParticipantLid, pn: affectedParticipantPn }),
isDenied ? 'revoked' : 'rejected'
];
break;
}
};
const processNotification = async (node) => {
const result = {};
const [child] = getAllBinaryNodeChildren(node);
const nodeType = node.attrs.type;
const from = jidNormalizedUser(node.attrs.from);
switch (nodeType) {
case 'privacy_token':
const tokenList = getBinaryNodeChildren(child, 'token');
for (const { attrs, content } of tokenList) {
const jid = attrs.jid;
ev.emit('chats.update', [
{
id: jid,
tcToken: content
}
]);
logger.debug({ jid }, 'got privacy token update');
}
break;
case 'newsletter':
await handleNewsletterNotification(node);
break;
case 'mex':
await handleMexNewsletterNotification(node);
break;
case 'w:gp2':
// TODO: HANDLE PARTICIPANT_PN
handleGroupNotification(node, child, result);
break;
case 'mediaretry':
const event = decodeMediaRetryNode(node);
ev.emit('messages.media-update', [event]);
break;
case 'encrypt':
await handleEncryptNotification(node);
break;
case 'devices':
const devices = getBinaryNodeChildren(child, 'device');
if (areJidsSameUser(child.attrs.jid, authState.creds.me.id) ||
areJidsSameUser(child.attrs.lid, authState.creds.me.lid)) {
const deviceData = devices.map(d => ({ id: d.attrs.jid, lid: d.attrs.lid }));
logger.info({ deviceData }, 'my own devices changed');
}
//TODO: drop a new event, add hashes
break;
case 'server_sync':
const update = getBinaryNodeChild(node, 'collection');
if (update) {
const name = update.attrs.name;
await resyncAppState([name], false);
}
break;
case 'picture':
const setPicture = getBinaryNodeChild(node, 'set');
const delPicture = getBinaryNodeChild(node, 'delete');
ev.emit('contacts.update', [
{
id: jidNormalizedUser(node?.attrs?.from) || (setPicture || delPicture)?.attrs?.hash || '',
imgUrl: setPicture ? 'changed' : 'removed'
}
]);
if (isJidGroup(from)) {
const node = setPicture || delPicture;
result.messageStubType = WAMessageStubType.GROUP_CHANGE_ICON;
if (setPicture) {
result.messageStubParameters = [setPicture.attrs.id];
}
result.participant = node?.attrs.author;
result.key = {
...(result.key || {}),
participant: setPicture?.attrs.author
};
}
break;
case 'account_sync':
if (child.tag === 'disappearing_mode') {
const newDuration = +child.attrs.duration;
const timestamp = +child.attrs.t;
logger.info({ newDuration }, 'updated account disappearing mode');
ev.emit('creds.update', {
accountSettings: {
...authState.creds.accountSettings,
defaultDisappearingMode: {
ephemeralExpiration: newDuration,
ephemeralSettingTimestamp: timestamp
}
}
});
}
else if (child.tag === 'blocklist') {
const blocklists = getBinaryNodeChildren(child, 'item');
for (const { attrs } of blocklists) {
const blocklist = [attrs.jid];
const type = attrs.action === 'block' ? 'add' : 'remove';
ev.emit('blocklist.update', { blocklist, type });
}
}
break;
case 'link_code_companion_reg':
const linkCodeCompanionReg = getBinaryNodeChild(node, 'link_code_companion_reg');
const ref = toRequiredBuffer(getBinaryNodeChildBuffer(linkCodeCompanionReg, 'link_code_pairing_ref'));
const primaryIdentityPublicKey = toRequiredBuffer(getBinaryNodeChildBuffer(linkCodeCompanionReg, 'primary_identity_pub'));
const primaryEphemeralPublicKeyWrapped = toRequiredBuffer(getBinaryNodeChildBuffer(linkCodeCompanionReg, 'link_code_pairing_wrapped_primary_ephemeral_pub'));
const codePairingPublicKey = await decipherLinkPublicKey(primaryEphemeralPublicKeyWrapped);
const companionSharedKey = Curve.sharedKey(authState.creds.pairingEphemeralKeyPair.private, codePairingPublicKey);
const random = randomBytes(32);
const linkCodeSalt = randomBytes(32);
const linkCodePairingExpanded = await hkdf(companionSharedKey, 32, {
salt: linkCodeSalt,
info: 'link_code_pairing_key_bundle_encryption_key'
});
const encryptPayload = Buffer.concat([
Buffer.from(authState.creds.signedIdentityKey.public),
primaryIdentityPublicKey,
random
]);
const encryptIv = randomBytes(12);
const encrypted = aesEncryptGCM(encryptPayload, linkCodePairingExpanded, encryptIv, Buffer.alloc(0));
const encryptedPayload = Buffer.concat([linkCodeSalt, encryptIv, encrypted]);
const identitySharedKey = Curve.sharedKey(authState.creds.signedIdentityKey.private, primaryIdentityPublicKey);
const identityPayload = Buffer.concat([companionSharedKey, identitySharedKey, random]);
authState.creds.advSecretKey = (await hkdf(identityPayload, 32, { info: 'adv_secret' })).toString('base64');
await query({
tag: 'iq',
attrs: {
to: S_WHATSAPP_NET,
type: 'set',
id: sock.generateMessageTag(),
xmlns: 'md'
},
content: [
{
tag: 'link_code_companion_reg',
attrs: {
jid: authState.creds.me.id,
stage: 'companion_finish'
},
content: [
{
tag: 'link_code_pairing_wrapped_key_bundle',
attrs: {},
content: encryptedPayload
},
{
tag: 'companion_identity_public',
attrs: {},
content: authState.creds.signedIdentityKey.public
},
{
tag: 'link_code_pairing_ref',
attrs: {},
content: ref
}
]
}
]
});
authState.creds.registered = true;
ev.emit('creds.update', authState.creds);
}
if (Object.keys(result).length) {
return result;
}
};
async function decipherLinkPublicKey(data) {
const buffer = toRequiredBuffer(data);
const salt = buffer.slice(0, 32);
const secretKey = await derivePairingCodeKey(authState.creds.pairingCode, salt);
const iv = buffer.slice(32, 48);
const payload = buffer.slice(48, 80);
return aesDecryptCTR(payload, secretKey, iv);
}
function toRequiredBuffer(data) {
if (data === undefined) {
throw new Boom('Invalid buffer', { statusCode: 400 });
}
return data instanceof Buffer ? data : Buffer.from(data);
}
const willSendMessageAgain = async (id, participant) => {
const key = `${id}:${participant}`;
const retryCount = (await msgRetryCache.get(key)) || 0;
return retryCount < maxMsgRetryCount;
};
const updateSendMessageAgainCount = async (id, participant) => {
const key = `${id}:${participant}`;
const newValue = ((await msgRetryCache.get(key)) || 0) + 1;
await msgRetryCache.set(key, newValue);
};
const sendMessagesAgain = async (key, ids, retryNode) => {
const remoteJid = key.remoteJid;
const participant = key.participant || remoteJid;
const retryCount = +retryNode.attrs.count || 1;
// Try to get messages from cache first, then fallback to getMessage
const msgs = [];
for (const id of ids) {
let msg;
// Try to get from retry cache first if enabled
if (messageRetryManager) {
const cachedMsg = messageRetryManager.getRecentMessage(remoteJid, id);
if (cachedMsg) {
msg = cachedMsg.message;
logger.debug({ jid: remoteJid, id }, 'found message in retry cache');
// Mark retry as successful since we found the message
messageRetryManager.markRetrySuccess(id);
}
}
// Fallback to getMessage if not found in cache
if (!msg) {
msg = await getMessage({ ...key, id });
if (msg) {
logger.debug({ jid: remoteJid, id }, 'found message via getMessage');
// Also mark as successful if found via getMessage
if (messageRetryManager) {
messageRetryManager.markRetrySuccess(id);
}
}
}
msgs.push(msg);
}
// if it's the primary jid sending the request
// just re-send the message to everyone
// prevents the first message decryption failure
const sendToAll = !jidDecode(participant)?.device;
// Check if we should recreate session for this retry
let shouldRecreateSession = false;
let recreateReason = '';
if (enableAutoSessionRecreation && messageRetryManager) {
try {
const sessionId = signalRepository.jidToSignalProtocolAddress(participant);
const hasSession = await signalRepository.validateSession(participant);
const result = messageRetryManager.shouldRecreateSession(participant, retryCount, hasSession.exists);
shouldRecreateSession = result.recreate;
recreateReason = result.reason;
if (shouldRecreateSession) {
logger.debug({ participant, retryCount, reason: recreateReason }, 'recreating session for outgoing retry');
await authState.keys.set({ session: { [sessionId]: null } });
}
}
catch (error) {
logger.warn({ error, participant }, 'failed to check session recreation for outgoing retry');
}
}
await assertSessions([participant]);
if (isJidGroup(remoteJid)) {
await authState.keys.set({ 'sender-key-memory': { [remoteJid]: null } });
}
logger.debug({ participant, sendToAll, shouldRecreateSession, recreateReason }, 'forced new session for retry recp');
for (const [i, msg] of msgs.entries()) {
if (!ids[i])
continue;
if (msg && (await willSendMessageAgain(ids[i], participant))) {
updateSendMessageAgainCount(ids[i], participant);
const msgRelayOpts = { messageId: ids[i] };
if (sendToAll) {
msgRelayOpts.useUserDevicesCache = false;
}
else {
msgRelayOpts.participant = {
jid: participant,
count: +retryNode.attrs.count
};
}
await relayMessage(key.remoteJid, msg, msgRelayOpts);
}
else {
logger.debug({ jid: key.remoteJid, id: ids[i] }, 'recv retry request, but message not available');
}
}
};
const handleReceipt = async (node) => {
const { attrs, content } = node;
const isLid = attrs.from.includes('lid');
const isNodeFromMe = areJidsSameUser(attrs.participant || attrs.from, isLid ? authState.creds.me?.lid : authState.creds.me?.id);
const remoteJid = !isNodeFromMe || isJidGroup(attrs.from) ? attrs.from : attrs.recipient;
const fromMe = !attrs.recipient || ((attrs.type === 'retry' || attrs.type === 'sender') && isNodeFromMe);
const key = {
remoteJid,
id: '',
fromMe,
participant: attrs.participant
};
if (shouldIgnoreJid(remoteJid) && remoteJid !== S_WHATSAPP_NET) {
logger.debug({ remoteJid }, 'ignoring receipt from jid');
await sendMessageAck(node);
return;
}
const ids = [attrs.id];
if (Array.isArray(content)) {
const items = getBinaryNodeChildren(content[0], 'item');
ids.push(...items.map(i => i.attrs.id));
}
try {
await Promise.all([
processingMutex.mutex(async () => {
const status = getStatusFromReceiptType(attrs.type);
if (typeof status !== 'undefined' &&
// basically, we only want to know when a message from us has been delivered to/read by the other person
// or another device of ours has read some messages
(status >= proto.WebMessageInfo.Status.SERVER_ACK || !isNodeFromMe)) {
if (isJidGroup(remoteJid) || isJidStatusBroadcast(remoteJid)) {
if (attrs.participant) {
const updateKey = status === proto.WebMessageInfo.Status.DELIVERY_ACK ? 'receiptTimestamp' : 'readTimestamp';
ev.emit('message-receipt.update', ids.map(id => ({
key: { ...key, id },
receipt: {
userJid: jidNormalizedUser(attrs.participant),
[updateKey]: +attrs.t
}
})));
}
}
else {
ev.emit('messages.update', ids.map(id => ({
key: { ...key, id },
update: { status }
})));
}
}
if (attrs.type === 'retry') {
// correctly set who is asking for the retry
key.participant = key.participant || attrs.from;
const retryNode = getBinaryNodeChild(node, 'retry');
if (ids[0] && key.participant && (await willSendMessageAgain(ids[0], key.participant))) {
if (key.fromMe) {
try {
updateSendMessageAgainCount(ids[0], key.participant);
logger.debug({ attrs, key }, 'recv retry request');
await sendMessagesAgain(key, ids, retryNode);
}
catch (error) {
logger.error({ key, ids, trace: error instanceof Error ? error.stack : 'Unknown error' }, 'error in sending message again');
}
}
else {
logger.info({ attrs, key }, 'recv retry for not fromMe message');
}
}
else {
logger.info({ attrs, key }, 'will not send message again, as sent too many times');
}
}
})
]);
}
finally {
await sendMessageAck(node);
}
};
const handleNotification = async (node) => {
const remoteJid = node.attrs.from;
if (shouldIgnoreJid(remoteJid) && remoteJid !== S_WHATSAPP_NET) {
logger.debug({ remoteJid, id: node.attrs.id }, 'ignored notification');
await sendMessageAck(node);
return;
}
try {
await Promise.all([
processingMutex.mutex(async () => {
const msg = await processNotification(node);
if (msg) {
const fromMe = areJidsSameUser(node.attrs.participant || remoteJid, authState.creds.me.id);
const { senderAlt: participantAlt, addressingMode } = extractAddressingContext(node);
msg.key = {
remoteJid,
fromMe,
participant: node.attrs.participant,
participantAlt,
addressingMode,
id: node.attrs.id,
...(msg.key || {})
};
msg.participant ?? (msg.participant = node.attrs.participant);
msg.messageTimestamp = +node.attrs.t;
const fullMsg = proto.WebMessageInfo.fromObject(msg);
await upsertMessage(fullMsg, 'append');
}
})
]);
}
finally {
await sendMessageAck(node);
}
};
const handleMessage = async (node) => {
if (shouldIgnoreJid(node.attrs.from) && node.attrs.from !== S_WHATSAPP_NET) {
logger.debug({ key: node.attrs.key }, 'ignored message');
await sendMessageAck(node, NACK_REASONS.UnhandledError);
return;
}
const encNode = getBinaryNodeChild(node, 'enc');
// TODO: temporary fix for crashes and issues resulting of failed msmsg decryption
if (encNode && encNode.attrs.type === 'msmsg') {
logger.debug({ key: node.attrs.key }, 'ignored msmsg');
await sendMessageAck(node, NACK_REASONS.MissingMessageSecret);
return;
}
const { fullMessage: msg, category, author, decrypt } = decryptMessageNode(node, authState.creds.me.id, authState.creds.me.lid || '', signalRepository, logger);
const alt = msg.key.participantAlt || msg.key.remoteJidAlt;
// store new mappings we didn't have before
if (!!alt) {
const altServer = jidDecode(alt)?.server;
const primaryJid = msg.key.participant || msg.key.remoteJid;
if (altServer === 'lid') {
if (!(await signalRepository.lidMapping.getPNForLID(alt))) {
await signalRepository.lidMapping.storeLIDPNMappings([{ lid: alt, pn: primaryJid }]);
await signalRepository.migrateSession(primaryJid, alt);
}
}
else {
await signalRepository.lidMapping.storeLIDPNMappings([{ lid: primaryJid, pn: alt }]);
await signalRepository.migrateSession(alt, primaryJid);
}
}
if (msg.key?.remoteJid && msg.key?.id && messageRetryManager) {
messageRetryManager.addRecentMessage(msg.key.remoteJid, msg.key.id, msg.message);
logger.debug({
jid: msg.key.remoteJid,
id: msg.key.id
}, 'Added message to recent cache for retry receipts');
}
try {
await processingMutex.mutex(async () => {
await decrypt();
// message failed to decrypt
if (msg.messageStubType === proto.WebMessageInfo.StubType.CIPHERTEXT) {
if (msg?.messageStubParameters?.[0] === MISSING_KEYS_ERROR_TEXT) {
return sendMessageAck(node, NACK_REASONS.ParsingError);
}
const errorMessage = msg?.messageStubParameters?.[0] || '';
const isPreKeyError = errorMessage.includes('PreKey');
logger.debug(`[handleMessage] Attempting retry request for failed decryption`);
// Handle both pre-key and normal retries in single mutex
retryMutex.mutex(async () => {
try {
if (!ws.isOpen) {
logger.debug({ node }, 'Connection closed, skipping retry');
return;
}
// Handle pre-key errors with upload and delay
if (isPreKeyError) {
logger.info({ error: errorMessage }, 'PreKey error detected, uploading and retrying');
try {
logger.debug('Uploading pre-keys for error recovery');
await uploadPreKeys(5);
logger.debug('Waiting for server to process new pre-keys');
await delay(1000);
}
catch (uploadErr) {
logger.error({ uploadErr }, 'Pre-key upload failed, proceeding with retry anyway');
}
}
const encNode = getBinaryNodeChild(node, 'enc');
await sendRetryRequest(node, !encNode);
if (retryRequestDelayMs) {
await delay(retryRequestDelayMs);
}
}
catch (err) {
logger.error({ err, isPreKeyError }, 'Failed to handle retry, attempting basic retry');
// Still attempt retry even if pre-key upload failed
try {
const encNode = getBinaryNodeChild(node, 'enc');
await sendRetryRequest(node, !encNode);
}
catch (retryErr) {
logger.error({ retryErr }, 'Failed to send retry after error handling');
}
}
await sendMessageAck(node, NACK_REASONS.UnhandledError);
});
}
else {
// no type in the receipt => message delivered
let type = undefined;
let participant = msg.key.participant;
if (category === 'peer') {
// special peer message
type = 'peer_msg';
}
else if (msg.key.fromMe) {
// message was sent by us from a different device
type = 'sender';
// need to specially handle this case
if (isLidUser(msg.key.remoteJid) || isLidUser(msg.key.remoteJidAlt)) {
participant = author; // TODO: investigate sending receipts to LIDs and not PNs
}
}
else if (!sendActiveReceipts) {
t