neroxbailx
Version:
baileys whatsapp-api
392 lines (391 loc) • 13.8 kB
JavaScript
Object.defineProperty(exports, "__esModule", { value: true })
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 = WABinary_1.jidNormalizedUser(message.key.remoteJid)
message.key.participant = message.key.participant ? WABinary_1.jidNormalizedUser(message.key.participant) : undefined
const content = messages_1.normalizeMessageContent(message.message)
// if the message has a reaction, ensure fromMe & remoteJid are from our perspective
if (content?.reactionMessage) {
normaliseKey(content.reactionMessage.key)
}
if (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
? 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
}
}
}
const isRealMessage = (message, meId) => {
const normalizedContent = messages_1.normalizeMessageContent(message.message)
const hasSomeContent = !!messages_1.getContentType(normalizedContent)
return (
!!normalizedContent ||
REAL_MSG_STUB_TYPES.has(message.messageStubType) ||
(
REAL_MSG_REQ_ME_STUB_TYPES.has(message.messageStubType) &&
message.messageStubParameters?.some(p => WABinary_1.areJidsSameUser(meId, p))
)
) &&
hasSomeContent &&
!normalizedContent?.protocolMessage &&
!normalizedContent?.reactionMessage &&
!normalizedContent?.pollUpdateMessage
}
const shouldIncrementChatUnread = (message) => (!message.key.fromMe && !message.messageStubType)
/**
* 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 (WABinary_1.isJidBroadcast(remoteJid)
&& !WABinary_1.isJidStatusBroadcast(remoteJid)
&& !fromMe) {
return participant
}
return remoteJid
}
/**
* 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 = crypto_1.hmacSign(pollEncKey, new Uint8Array(32), 'sha256')
const decKey = crypto_1.hmacSign(sign, key0, 'sha256')
const aad = toBinary(`${pollMsgId}\u0000${voterJid}`)
const decrypted = 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, getMessage }) => {
const meId = creds.me.id
const { accountSettings } = creds
const chat = { id: WABinary_1.jidNormalizedUser(getChatId(message.key)) }
const isRealMsg = isRealMessage(message, meId)
if (isRealMsg) {
chat.messages = [{ message }]
chat.conversationTimestamp = generics_1.toNumber(message.messageTimestamp)
// only increment unread count if not CIPHERTEXT and from another person
if (shouldIncrementChatUnread(message)) {
chat.unreadCount = (chat.unreadCount || 0) + 1
}
}
const content = 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 || content?.reactionMessage?.key?.fromMe
&& accountSettings?.unarchiveChats) {
chat.archived = false
chat.readOnly = false
}
const protocolMsg = 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 = !creds.processedHistoryMessages?.length
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 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?.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?.info({ newAppStateSyncKeyId, newKeys }, 'injecting new app state sync keys')
})
ev.emit('creds.update', { myAppStateKeyId: newAppStateSyncKeyId })
}
else {
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: 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?.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)
}
}
}
break
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: protocolMsg.key?.id },
update: {
message: {
editedMessage: {
message: protocolMsg.editedMessage
}
},
messageTimestamp: protocolMsg.timestampMs
? Math.floor(generics_1.toNumber(protocolMsg.timestampMs) / 1000)
: message.messageTimestamp
}
}
])
break
}
}
else if (content?.reactionMessage) {
const reaction = {
...content.reactionMessage,
key: message.key,
}
ev.emit('messages.reaction', [{
reaction,
key: content.reactionMessage?.key
}])
}
else if (message.messageStubType) {
const jid = message.key?.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) => {
ev.emit('groups.update', [{ id: jid, ...update, author: message.participant ? message.participant : 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 => 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:
participants = message.messageStubParameters || [];
emitParticipantsUpdate('leave');
// mark the chat read only if you left the group
if (participantsIncludesMe()) {
chat.readOnly = true;
}
break;
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:
let actionGp = 'invite'
participants = message.messageStubParameters || []
if (participantsIncludesMe()) chat.readOnly = false;
if (message?.key?.participant && !participants.includes(message?.key?.participant)) {
actionGp = 'approval-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:
case Types_1.WAMessageStubType.COMMUNITY_PARTICIPANT_DEMOTE:
participants = message.messageStubParameters || []
emitParticipantsUpdate('demote')
break
case Types_1.WAMessageStubType.GROUP_PARTICIPANT_PROMOTE:
case Types_1.WAMessageStubType.COMMUNITY_PARTICIPANT_PROMOTE:
participants = message.messageStubParameters || []
emitParticipantsUpdate('promote')
break
case Types_1.WAMessageStubType.GROUP_CHANGE_ANNOUNCE:
const announceValue = message.messageStubParameters?.[0]
emitGroupUpdate({ announce: announceValue === 'true' || announceValue === 'on' })
break
case Types_1.WAMessageStubType.GROUP_CHANGE_RESTRICT:
const restrictValue = message.messageStubParameters?.[0]
emitGroupUpdate({ restrict: restrictValue === 'true' || restrictValue === 'on' })
break
case Types_1.WAMessageStubType.GROUP_CHANGE_SUBJECT:
const name = message.messageStubParameters?.[0]
chat.name = name
emitGroupUpdate({ subject: name })
break
case Types_1.WAMessageStubType.GROUP_CHANGE_DESCRIPTION:
const description = message.messageStubParameters?.[0]
chat.description = description
emitGroupUpdate({ desc: description })
break
case Types_1.WAMessageStubType.GROUP_CHANGE_INVITE_LINK:
const code = message.messageStubParameters?.[0]
emitGroupUpdate({ inviteCode: code })
break
case Types_1.WAMessageStubType.GROUP_MEMBER_ADD_MODE:
const memberAddValue = message.messageStubParameters?.[0]
emitGroupUpdate({ memberAddMode: memberAddValue === 'all_member_add' })
break
case Types_1.WAMessageStubType.GROUP_MEMBERSHIP_JOIN_APPROVAL_MODE:
const approvalMode = message.messageStubParameters?.[0]
emitGroupUpdate({ joinApprovalMode: approvalMode === 'on' })
break
case Types_1.WAMessageStubType.GROUP_MEMBERSHIP_JOIN_APPROVAL_REQUEST_NON_ADMIN_ADD:
const participant = message.messageStubParameters?.[0]
const action = message.messageStubParameters?.[1]
const method = message.messageStubParameters?.[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
const pollMsg = await getMessage(creationMsgKey)
if (pollMsg) {
const meIdNormalised = WABinary_1.jidNormalizedUser(meId)
const pollCreatorJid = generics_1.getKeyAuthor(creationMsgKey, meIdNormalised)
const voterJid = generics_1.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.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])
}
}
module.exports = {
cleanMessage,
isRealMessage,
shouldIncrementChatUnread,
getChatId,
decryptPollVote,
processMessage
}