@whiskeysockets/baileys
Version:
A WebSockets library for interacting with WhatsApp Web
383 lines (381 loc) • 20.5 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.getChatId = exports.shouldIncrementChatUnread = exports.isRealMessage = exports.cleanMessage = void 0;
exports.decryptPollVote = decryptPollVote;
const WAProto_1 = require("../../WAProto");
const Types_1 = require("../Types");
const messages_1 = require("../Utils/messages");
const WABinary_1 = require("../WABinary");
const crypto_1 = require("./crypto");
const generics_1 = require("./generics");
const history_1 = require("./history");
const REAL_MSG_STUB_TYPES = new Set([
Types_1.WAMessageStubType.CALL_MISSED_GROUP_VIDEO,
Types_1.WAMessageStubType.CALL_MISSED_GROUP_VOICE,
Types_1.WAMessageStubType.CALL_MISSED_VIDEO,
Types_1.WAMessageStubType.CALL_MISSED_VOICE
]);
const REAL_MSG_REQ_ME_STUB_TYPES = new Set([
Types_1.WAMessageStubType.GROUP_PARTICIPANT_ADD
]);
/** Cleans a received message to further processing */
const cleanMessage = (message, meId) => {
// ensure remoteJid and participant doesn't have device or agent in it
message.key.remoteJid = (0, WABinary_1.jidNormalizedUser)(message.key.remoteJid);
message.key.participant = message.key.participant ? (0, WABinary_1.jidNormalizedUser)(message.key.participant) : undefined;
const content = (0, messages_1.normalizeMessageContent)(message.message);
// if the message has a reaction, ensure fromMe & remoteJid are from our perspective
if (content === null || content === void 0 ? void 0 : content.reactionMessage) {
normaliseKey(content.reactionMessage.key);
}
if (content === null || content === void 0 ? void 0 : content.pollUpdateMessage) {
normaliseKey(content.pollUpdateMessage.pollCreationMessageKey);
}
function normaliseKey(msgKey) {
// if the reaction is from another user
// we've to correctly map the key to this user's perspective
if (!message.key.fromMe) {
// if the sender believed the message being reacted to is not from them
// we've to correct the key to be from them, or some other participant
msgKey.fromMe = !msgKey.fromMe
? (0, WABinary_1.areJidsSameUser)(msgKey.participant || msgKey.remoteJid, meId)
// if the message being reacted to, was from them
// fromMe automatically becomes false
: false;
// set the remoteJid to being the same as the chat the message came from
msgKey.remoteJid = message.key.remoteJid;
// set participant of the message
msgKey.participant = msgKey.participant || message.key.participant;
}
}
};
exports.cleanMessage = cleanMessage;
const isRealMessage = (message, meId) => {
var _a;
const normalizedContent = (0, messages_1.normalizeMessageContent)(message.message);
const hasSomeContent = !!(0, messages_1.getContentType)(normalizedContent);
return (!!normalizedContent
|| REAL_MSG_STUB_TYPES.has(message.messageStubType)
|| (REAL_MSG_REQ_ME_STUB_TYPES.has(message.messageStubType)
&& ((_a = message.messageStubParameters) === null || _a === void 0 ? void 0 : _a.some(p => (0, WABinary_1.areJidsSameUser)(meId, p)))))
&& hasSomeContent
&& !(normalizedContent === null || normalizedContent === void 0 ? void 0 : normalizedContent.protocolMessage)
&& !(normalizedContent === null || normalizedContent === void 0 ? void 0 : normalizedContent.reactionMessage)
&& !(normalizedContent === null || normalizedContent === void 0 ? void 0 : normalizedContent.pollUpdateMessage);
};
exports.isRealMessage = isRealMessage;
const shouldIncrementChatUnread = (message) => (!message.key.fromMe && !message.messageStubType);
exports.shouldIncrementChatUnread = shouldIncrementChatUnread;
/**
* Get the ID of the chat from the given key.
* Typically -- that'll be the remoteJid, but for broadcasts, it'll be the participant
*/
const getChatId = ({ remoteJid, participant, fromMe }) => {
if ((0, WABinary_1.isJidBroadcast)(remoteJid)
&& !(0, WABinary_1.isJidStatusBroadcast)(remoteJid)
&& !fromMe) {
return participant;
}
return remoteJid;
};
exports.getChatId = getChatId;
/**
* Decrypt a poll vote
* @param vote encrypted vote
* @param ctx additional info about the poll required for decryption
* @returns list of SHA256 options
*/
function decryptPollVote({ encPayload, encIv }, { pollCreatorJid, pollMsgId, pollEncKey, voterJid, }) {
const sign = Buffer.concat([
toBinary(pollMsgId),
toBinary(pollCreatorJid),
toBinary(voterJid),
toBinary('Poll Vote'),
new Uint8Array([1])
]);
const key0 = (0, crypto_1.hmacSign)(pollEncKey, new Uint8Array(32), 'sha256');
const decKey = (0, crypto_1.hmacSign)(sign, key0, 'sha256');
const aad = toBinary(`${pollMsgId}\u0000${voterJid}`);
const decrypted = (0, crypto_1.aesDecryptGCM)(encPayload, decKey, encIv, aad);
return WAProto_1.proto.Message.PollVoteMessage.decode(decrypted);
function toBinary(txt) {
return Buffer.from(txt);
}
}
const processMessage = async (message, { shouldProcessHistoryMsg, placeholderResendCache, ev, creds, keyStore, logger, options }) => {
var _a, _b, _c, _d, _e, _f, _g, _h, _j, _k, _l, _m, _o, _p, _q, _r;
const meId = creds.me.id;
const { accountSettings } = creds;
const chat = { id: (0, WABinary_1.jidNormalizedUser)((0, exports.getChatId)(message.key)) };
const isRealMsg = (0, exports.isRealMessage)(message, meId);
if (isRealMsg) {
chat.messages = [{ message }];
chat.conversationTimestamp = (0, generics_1.toNumber)(message.messageTimestamp);
// only increment unread count if not CIPHERTEXT and from another person
if ((0, exports.shouldIncrementChatUnread)(message)) {
chat.unreadCount = (chat.unreadCount || 0) + 1;
}
}
const content = (0, messages_1.normalizeMessageContent)(message.message);
// unarchive chat if it's a real message, or someone reacted to our message
// and we've the unarchive chats setting on
if ((isRealMsg || ((_b = (_a = content === null || content === void 0 ? void 0 : content.reactionMessage) === null || _a === void 0 ? void 0 : _a.key) === null || _b === void 0 ? void 0 : _b.fromMe))
&& (accountSettings === null || accountSettings === void 0 ? void 0 : accountSettings.unarchiveChats)) {
chat.archived = false;
chat.readOnly = false;
}
const protocolMsg = content === null || content === void 0 ? void 0 : content.protocolMessage;
if (protocolMsg) {
switch (protocolMsg.type) {
case WAProto_1.proto.Message.ProtocolMessage.Type.HISTORY_SYNC_NOTIFICATION:
const histNotification = protocolMsg.historySyncNotification;
const process = shouldProcessHistoryMsg;
const isLatest = !((_c = creds.processedHistoryMessages) === null || _c === void 0 ? void 0 : _c.length);
logger === null || logger === void 0 ? void 0 : logger.info({
histNotification,
process,
id: message.key.id,
isLatest,
}, 'got history notification');
if (process) {
if (histNotification.syncType !== WAProto_1.proto.HistorySync.HistorySyncType.ON_DEMAND) {
ev.emit('creds.update', {
processedHistoryMessages: [
...(creds.processedHistoryMessages || []),
{ key: message.key, messageTimestamp: message.messageTimestamp }
]
});
}
const data = await (0, history_1.downloadAndProcessHistorySyncNotification)(histNotification, options);
ev.emit('messaging-history.set', {
...data,
isLatest: histNotification.syncType !== WAProto_1.proto.HistorySync.HistorySyncType.ON_DEMAND
? isLatest
: undefined,
peerDataRequestSessionId: histNotification.peerDataRequestSessionId
});
}
break;
case WAProto_1.proto.Message.ProtocolMessage.Type.APP_STATE_SYNC_KEY_SHARE:
const keys = protocolMsg.appStateSyncKeyShare.keys;
if (keys === null || keys === void 0 ? void 0 : keys.length) {
let newAppStateSyncKeyId = '';
await keyStore.transaction(async () => {
const newKeys = [];
for (const { keyData, keyId } of keys) {
const strKeyId = Buffer.from(keyId.keyId).toString('base64');
newKeys.push(strKeyId);
await keyStore.set({ 'app-state-sync-key': { [strKeyId]: keyData } });
newAppStateSyncKeyId = strKeyId;
}
logger === null || logger === void 0 ? void 0 : logger.info({ newAppStateSyncKeyId, newKeys }, 'injecting new app state sync keys');
});
ev.emit('creds.update', { myAppStateKeyId: newAppStateSyncKeyId });
}
else {
logger === null || logger === void 0 ? void 0 : logger.info({ protocolMsg }, 'recv app state sync with 0 keys');
}
break;
case WAProto_1.proto.Message.ProtocolMessage.Type.REVOKE:
ev.emit('messages.update', [
{
key: {
...message.key,
id: protocolMsg.key.id
},
update: { message: null, messageStubType: Types_1.WAMessageStubType.REVOKE, key: message.key }
}
]);
break;
case WAProto_1.proto.Message.ProtocolMessage.Type.EPHEMERAL_SETTING:
Object.assign(chat, {
ephemeralSettingTimestamp: (0, generics_1.toNumber)(message.messageTimestamp),
ephemeralExpiration: protocolMsg.ephemeralExpiration || null
});
break;
case WAProto_1.proto.Message.ProtocolMessage.Type.PEER_DATA_OPERATION_REQUEST_RESPONSE_MESSAGE:
const response = protocolMsg.peerDataOperationRequestResponseMessage;
if (response) {
placeholderResendCache === null || placeholderResendCache === void 0 ? void 0 : placeholderResendCache.del(response.stanzaId);
// TODO: IMPLEMENT HISTORY SYNC ETC (sticker uploads etc.).
const { peerDataOperationResult } = response;
for (const result of peerDataOperationResult) {
const { placeholderMessageResendResponse: retryResponse } = result;
//eslint-disable-next-line max-depth
if (retryResponse) {
const webMessageInfo = WAProto_1.proto.WebMessageInfo.decode(retryResponse.webMessageInfoBytes);
// wait till another upsert event is available, don't want it to be part of the PDO response message
setTimeout(() => {
ev.emit('messages.upsert', {
messages: [webMessageInfo],
type: 'notify',
requestId: response.stanzaId
});
}, 500);
}
}
}
case WAProto_1.proto.Message.ProtocolMessage.Type.MESSAGE_EDIT:
ev.emit('messages.update', [
{
// flip the sender / fromMe properties because they're in the perspective of the sender
key: { ...message.key, id: (_d = protocolMsg.key) === null || _d === void 0 ? void 0 : _d.id },
update: {
message: {
editedMessage: {
message: protocolMsg.editedMessage
}
},
messageTimestamp: protocolMsg.timestampMs
? Math.floor((0, generics_1.toNumber)(protocolMsg.timestampMs) / 1000)
: message.messageTimestamp
}
}
]);
break;
}
}
else if (content === null || content === void 0 ? void 0 : content.reactionMessage) {
const reaction = {
...content.reactionMessage,
key: message.key,
};
ev.emit('messages.reaction', [{
reaction,
key: (_e = content.reactionMessage) === null || _e === void 0 ? void 0 : _e.key,
}]);
}
else if (message.messageStubType) {
const jid = (_f = message.key) === null || _f === void 0 ? void 0 : _f.remoteJid;
//let actor = whatsappID (message.participant)
let participants;
const emitParticipantsUpdate = (action) => (ev.emit('group-participants.update', { id: jid, author: message.participant, participants, action }));
const emitGroupUpdate = (update) => {
var _a;
ev.emit('groups.update', [{ id: jid, ...update, author: (_a = message.participant) !== null && _a !== void 0 ? _a : undefined }]);
};
const emitGroupRequestJoin = (participant, action, method) => {
ev.emit('group.join-request', { id: jid, author: message.participant, participant, action, method: method });
};
const participantsIncludesMe = () => participants.find(jid => (0, WABinary_1.areJidsSameUser)(meId, jid));
switch (message.messageStubType) {
case Types_1.WAMessageStubType.GROUP_PARTICIPANT_CHANGE_NUMBER:
participants = message.messageStubParameters || [];
emitParticipantsUpdate('modify');
break;
case Types_1.WAMessageStubType.GROUP_PARTICIPANT_LEAVE:
case Types_1.WAMessageStubType.GROUP_PARTICIPANT_REMOVE:
participants = message.messageStubParameters || [];
emitParticipantsUpdate('remove');
// mark the chat read only if you left the group
if (participantsIncludesMe()) {
chat.readOnly = true;
}
break;
case Types_1.WAMessageStubType.GROUP_PARTICIPANT_ADD:
case Types_1.WAMessageStubType.GROUP_PARTICIPANT_INVITE:
case Types_1.WAMessageStubType.GROUP_PARTICIPANT_ADD_REQUEST_JOIN:
participants = message.messageStubParameters || [];
if (participantsIncludesMe()) {
chat.readOnly = false;
}
emitParticipantsUpdate('add');
break;
case Types_1.WAMessageStubType.GROUP_PARTICIPANT_DEMOTE:
participants = message.messageStubParameters || [];
emitParticipantsUpdate('demote');
break;
case Types_1.WAMessageStubType.GROUP_PARTICIPANT_PROMOTE:
participants = message.messageStubParameters || [];
emitParticipantsUpdate('promote');
break;
case Types_1.WAMessageStubType.GROUP_CHANGE_ANNOUNCE:
const announceValue = (_g = message.messageStubParameters) === null || _g === void 0 ? void 0 : _g[0];
emitGroupUpdate({ announce: announceValue === 'true' || announceValue === 'on' });
break;
case Types_1.WAMessageStubType.GROUP_CHANGE_RESTRICT:
const restrictValue = (_h = message.messageStubParameters) === null || _h === void 0 ? void 0 : _h[0];
emitGroupUpdate({ restrict: restrictValue === 'true' || restrictValue === 'on' });
break;
case Types_1.WAMessageStubType.GROUP_CHANGE_SUBJECT:
const name = (_j = message.messageStubParameters) === null || _j === void 0 ? void 0 : _j[0];
chat.name = name;
emitGroupUpdate({ subject: name });
break;
case Types_1.WAMessageStubType.GROUP_CHANGE_DESCRIPTION:
const description = (_k = message.messageStubParameters) === null || _k === void 0 ? void 0 : _k[0];
chat.description = description;
emitGroupUpdate({ desc: description });
break;
case Types_1.WAMessageStubType.GROUP_CHANGE_INVITE_LINK:
const code = (_l = message.messageStubParameters) === null || _l === void 0 ? void 0 : _l[0];
emitGroupUpdate({ inviteCode: code });
break;
case Types_1.WAMessageStubType.GROUP_MEMBER_ADD_MODE:
const memberAddValue = (_m = message.messageStubParameters) === null || _m === void 0 ? void 0 : _m[0];
emitGroupUpdate({ memberAddMode: memberAddValue === 'all_member_add' });
break;
case Types_1.WAMessageStubType.GROUP_MEMBERSHIP_JOIN_APPROVAL_MODE:
const approvalMode = (_o = message.messageStubParameters) === null || _o === void 0 ? void 0 : _o[0];
emitGroupUpdate({ joinApprovalMode: approvalMode === 'on' });
break;
case Types_1.WAMessageStubType.GROUP_MEMBERSHIP_JOIN_APPROVAL_REQUEST_NON_ADMIN_ADD:
const participant = (_p = message.messageStubParameters) === null || _p === void 0 ? void 0 : _p[0];
const action = (_q = message.messageStubParameters) === null || _q === void 0 ? void 0 : _q[1];
const method = (_r = message.messageStubParameters) === null || _r === void 0 ? void 0 : _r[2];
emitGroupRequestJoin(participant, action, method);
break;
}
} /* else if(content?.pollUpdateMessage) {
const creationMsgKey = content.pollUpdateMessage.pollCreationMessageKey!
// we need to fetch the poll creation message to get the poll enc key
// TODO: make standalone, remove getMessage reference
// TODO: Remove entirely
const pollMsg = await getMessage(creationMsgKey)
if(pollMsg) {
const meIdNormalised = jidNormalizedUser(meId)
const pollCreatorJid = getKeyAuthor(creationMsgKey, meIdNormalised)
const voterJid = getKeyAuthor(message.key, meIdNormalised)
const pollEncKey = pollMsg.messageContextInfo?.messageSecret!
try {
const voteMsg = decryptPollVote(
content.pollUpdateMessage.vote!,
{
pollEncKey,
pollCreatorJid,
pollMsgId: creationMsgKey.id!,
voterJid,
}
)
ev.emit('messages.update', [
{
key: creationMsgKey,
update: {
pollUpdates: [
{
pollUpdateMessageKey: message.key,
vote: voteMsg,
senderTimestampMs: (content.pollUpdateMessage.senderTimestampMs! as Long).toNumber(),
}
]
}
}
])
} catch(err) {
logger?.warn(
{ err, creationMsgKey },
'failed to decrypt poll vote'
)
}
} else {
logger?.warn(
{ creationMsgKey },
'poll creation message not found, cannot decrypt update'
)
}
} */
if (Object.keys(chat).length > 1) {
ev.emit('chats.update', [chat]);
}
};
exports.default = processMessage;