status-im
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status-go
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status-go/protocol/messenger_communities.go

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package protocol
import (
"context"
"crypto/ecdsa"
"encoding/json"
_errors "errors"
"fmt"
"os"
"strings"
"sync"
"time"
"github.com/ethereum/go-ethereum/common/hexutil"
"github.com/ethereum/go-ethereum/ethclient"
"github.com/golang/protobuf/proto"
"go.uber.org/zap"
"github.com/ethereum/go-ethereum/accounts/abi/bind"
"github.com/meirf/gopart"
"github.com/status-im/status-go/eth-node/crypto"
"github.com/status-im/status-go/eth-node/types"
"github.com/status-im/status-go/images"
"github.com/status-im/status-go/multiaccounts/accounts"
"github.com/status-im/status-go/protocol/common"
"github.com/status-im/status-go/protocol/communities"
"github.com/status-im/status-go/protocol/discord"
"github.com/status-im/status-go/protocol/protobuf"
"github.com/status-im/status-go/protocol/requests"
"github.com/status-im/status-go/protocol/transport"
v1protocol "github.com/status-im/status-go/protocol/v1"
localnotifications "github.com/status-im/status-go/services/local-notifications"
"github.com/status-im/status-go/signal"
)
// 7 days interval
var messageArchiveInterval = 7 * 24 * time.Hour
const discordTimestampLayout = "2006-01-02T15:04:05+00:00"
func (m *Messenger) publishOrg(org *communities.Community) error {
m.logger.Debug("publishing org", zap.String("org-id", org.IDString()), zap.Any("org", org))
payload, err := org.MarshaledDescription()
if err != nil {
return err
}
rawMessage := common.RawMessage{
Payload: payload,
Sender: org.PrivateKey(),
// we don't want to wrap in an encryption layer message
SkipEncryption: true,
MessageType: protobuf.ApplicationMetadataMessage_COMMUNITY_DESCRIPTION,
}
_, err = m.sender.SendPublic(context.Background(), org.IDString(), rawMessage)
return err
}
func (m *Messenger) publishOrgInvitation(org *communities.Community, invitation *protobuf.CommunityInvitation) error {
m.logger.Debug("publishing org invitation", zap.String("org-id", org.IDString()), zap.Any("org", org))
pk, err := crypto.DecompressPubkey(invitation.PublicKey)
if err != nil {
return err
}
payload, err := proto.Marshal(invitation)
if err != nil {
return err
}
rawMessage := common.RawMessage{
Payload: payload,
Sender: org.PrivateKey(),
// we don't want to wrap in an encryption layer message
SkipEncryption: true,
MessageType: protobuf.ApplicationMetadataMessage_COMMUNITY_INVITATION,
}
_, err = m.sender.SendPrivate(context.Background(), pk, &rawMessage)
return err
}
func (m *Messenger) handleCommunitiesHistoryArchivesSubscription(c chan *communities.Subscription) {
go func() {
for {
select {
case sub, more := <-c:
if !more {
return
}
if sub.CreatingHistoryArchivesSignal != nil {
m.config.messengerSignalsHandler.CreatingHistoryArchives(sub.CreatingHistoryArchivesSignal.CommunityID)
}
if sub.HistoryArchivesCreatedSignal != nil {
m.config.messengerSignalsHandler.HistoryArchivesCreated(
sub.HistoryArchivesCreatedSignal.CommunityID,
sub.HistoryArchivesCreatedSignal.From,
sub.HistoryArchivesCreatedSignal.To,
)
}
if sub.NoHistoryArchivesCreatedSignal != nil {
m.config.messengerSignalsHandler.NoHistoryArchivesCreated(
sub.NoHistoryArchivesCreatedSignal.CommunityID,
sub.NoHistoryArchivesCreatedSignal.From,
sub.NoHistoryArchivesCreatedSignal.To,
)
}
if sub.HistoryArchivesSeedingSignal != nil {
m.config.messengerSignalsHandler.HistoryArchivesSeeding(sub.HistoryArchivesSeedingSignal.CommunityID)
c, err := m.communitiesManager.GetByIDString(sub.HistoryArchivesSeedingSignal.CommunityID)
if err != nil {
m.logger.Debug("failed to retrieve community by id string", zap.Error(err))
}
if c.IsAdmin() {
err := m.dispatchMagnetlinkMessage(sub.HistoryArchivesSeedingSignal.CommunityID)
if err != nil {
m.logger.Debug("failed to dispatch magnetlink message", zap.Error(err))
}
}
}
if sub.HistoryArchivesUnseededSignal != nil {
m.config.messengerSignalsHandler.HistoryArchivesUnseeded(sub.HistoryArchivesUnseededSignal.CommunityID)
}
if sub.HistoryArchiveDownloadedSignal != nil {
m.config.messengerSignalsHandler.HistoryArchiveDownloaded(
sub.HistoryArchiveDownloadedSignal.CommunityID,
sub.HistoryArchiveDownloadedSignal.From,
sub.HistoryArchiveDownloadedSignal.To,
)
}
if sub.DownloadingHistoryArchivesFinishedSignal != nil {
m.config.messengerSignalsHandler.DownloadingHistoryArchivesFinished(sub.DownloadingHistoryArchivesFinishedSignal.CommunityID)
}
if sub.DownloadingHistoryArchivesStartedSignal != nil {
m.config.messengerSignalsHandler.DownloadingHistoryArchivesStarted(sub.DownloadingHistoryArchivesStartedSignal.CommunityID)
}
if sub.ImportingHistoryArchiveMessagesSignal != nil {
m.config.messengerSignalsHandler.ImportingHistoryArchiveMessages(sub.ImportingHistoryArchiveMessagesSignal.CommunityID)
}
case <-m.quit:
return
}
}
}()
}
// handleCommunitiesSubscription handles events from communities
func (m *Messenger) handleCommunitiesSubscription(c chan *communities.Subscription) {
var lastPublished int64
// We check every 5 minutes if we need to publish
ticker := time.NewTicker(5 * time.Minute)
go func() {
for {
select {
case sub, more := <-c:
if !more {
return
}
if sub.Community != nil {
err := m.publishOrg(sub.Community)
if err != nil {
m.logger.Warn("failed to publish org", zap.Error(err))
}
}
for _, invitation := range sub.Invitations {
err := m.publishOrgInvitation(sub.Community, invitation)
if err != nil {
m.logger.Warn("failed to publish org invitation", zap.Error(err))
}
}
m.logger.Debug("published org")
case <-ticker.C:
// If we are not online, we don't even try
if !m.online() {
continue
}
// If not enough time has passed since last advertisement, we skip this
if time.Now().Unix()-lastPublished < communityAdvertiseIntervalSecond {
continue
}
orgs, err := m.communitiesManager.Created()
if err != nil {
m.logger.Warn("failed to retrieve orgs", zap.Error(err))
}
for idx := range orgs {
org := orgs[idx]
_, beingImported := m.importingCommunities[org.IDString()]
if !beingImported {
err := m.publishOrg(org)
if err != nil {
m.logger.Warn("failed to publish org", zap.Error(err))
}
}
}
// set lastPublished
lastPublished = time.Now().Unix()
case <-m.quit:
return
}
}
}()
}
func (m *Messenger) Communities() ([]*communities.Community, error) {
return m.communitiesManager.All()
}
func (m *Messenger) JoinedCommunities() ([]*communities.Community, error) {
return m.communitiesManager.Joined()
}
func (m *Messenger) SpectatedCommunities() ([]*communities.Community, error) {
return m.communitiesManager.Spectated()
}
func (m *Messenger) CuratedCommunities() (*communities.KnownCommunitiesResponse, error) {
// Revert code to https://github.com/status-im/status-go/blob/e6a3f63ec7f2fa691878ed35f921413dc8acfc66/protocol/messenger_communities.go#L211-L226 once the curated communities contract is deployed to mainnet
chainID := uint64(420) // Optimism Goerli
sDB, err := accounts.NewDB(m.database)
if err != nil {
return nil, err
}
nodeConfig, err := sDB.GetNodeConfig()
if err != nil {
return nil, err
}
var backend *ethclient.Client
for _, n := range nodeConfig.Networks {
if n.ChainID == chainID {
b, err := ethclient.Dial(n.RPCURL)
if err != nil {
return nil, err
}
backend = b
}
}
directory, err := m.contractMaker.NewDirectoryWithBackend(chainID, backend)
if err != nil {
return nil, err
}
// --- end delete
callOpts := &bind.CallOpts{Context: context.Background(), Pending: false}
communities, err := directory.GetCommunities(callOpts)
if err != nil {
return nil, err
}
var communityIDs []types.HexBytes
for _, c := range communities {
communityIDs = append(communityIDs, c)
}
response, err := m.communitiesManager.GetStoredDescriptionForCommunities(communityIDs)
if err != nil {
return nil, err
}
go m.requestCommunitiesFromMailserver(response.UnknownCommunities)
return response, nil
}
func (m *Messenger) initCommunityChats(community *communities.Community) ([]*Chat, error) {
logger := m.logger.Named("initCommunityChats")
chatIDs := community.DefaultFilters()
chats := CreateCommunityChats(community, m.getTimesource())
for _, chat := range chats {
chatIDs = append(chatIDs, chat.ID)
}
// Load transport filters
filters, err := m.transport.InitPublicFilters(chatIDs)
if err != nil {
logger.Debug("m.transport.InitPublicFilters error", zap.Error(err))
return nil, err
}
if community.IsAdmin() {
// Init the community filter so we can receive messages on the community
communityFilters, err := m.transport.InitCommunityFilters([]*ecdsa.PrivateKey{community.PrivateKey()})
if err != nil {
return nil, err
}
filters = append(filters, communityFilters...)
}
willSync, err := m.scheduleSyncFilters(filters)
if err != nil {
logger.Debug("m.scheduleSyncFilters error", zap.Error(err))
return nil, err
}
if !willSync {
defaultSyncPeriod, err := m.settings.GetDefaultSyncPeriod()
if err != nil {
logger.Debug("m.settings.GetDefaultSyncPeriod error", zap.Error(err))
return nil, err
}
timestamp := uint32(m.getTimesource().GetCurrentTime()/1000) - defaultSyncPeriod
for idx := range chats {
chats[idx].SyncedTo = timestamp
chats[idx].SyncedFrom = timestamp
}
}
if err = m.saveChats(chats); err != nil {
logger.Debug("m.saveChats error", zap.Error(err))
return nil, err
}
return chats, nil
}
func (m *Messenger) initCommunitySettings(communityID types.HexBytes) (*communities.CommunitySettings, error) {
communitySettings, err := m.communitiesManager.GetCommunitySettingsByID(communityID)
if err != nil {
return nil, err
}
if communitySettings != nil {
return communitySettings, nil
}
communitySettings = &communities.CommunitySettings{
CommunityID: communityID.String(),
HistoryArchiveSupportEnabled: true,
}
if err := m.communitiesManager.SaveCommunitySettings(*communitySettings); err != nil {
return nil, err
}
return communitySettings, nil
}
func (m *Messenger) JoinCommunity(ctx context.Context, communityID types.HexBytes) (*MessengerResponse, error) {
mr, err := m.joinCommunity(ctx, communityID)
if err != nil {
return nil, err
}
if com, ok := mr.communities[communityID.String()]; ok {
err = m.syncCommunity(context.Background(), com, m.dispatchMessage)
if err != nil {
return nil, err
}
}
return mr, nil
}
func (m *Messenger) joinCommunity(ctx context.Context, communityID types.HexBytes) (*MessengerResponse, error) {
logger := m.logger.Named("joinCommunity")
response := &MessengerResponse{}
community, err := m.communitiesManager.JoinCommunity(communityID)
if err != nil {
logger.Debug("m.communitiesManager.JoinCommunity error", zap.Error(err))
return nil, err
}
// chats and settings are already initialized for spectated communities
if !community.Spectated() {
chats, err := m.initCommunityChats(community)
if err != nil {
return nil, err
}
response.AddChats(chats)
if _, err = m.initCommunitySettings(communityID); err != nil {
return nil, err
}
}
communitySettings, err := m.communitiesManager.GetCommunitySettingsByID(communityID)
if err != nil {
return nil, err
}
response.AddCommunity(community)
response.AddCommunitySettings(communitySettings)
if err = m.reregisterForPushNotifications(); err != nil {
return nil, err
}
if err = m.sendCurrentUserStatusToCommunity(ctx, community); err != nil {
logger.Debug("m.sendCurrentUserStatusToCommunity error", zap.Error(err))
return nil, err
}
if err = m.PublishIdentityImage(); err != nil {
return nil, err
}
return response, nil
}
func (m *Messenger) SpectateCommunity(communityID types.HexBytes) (*MessengerResponse, error) {
logger := m.logger.Named("SpectateCommunity")
response := &MessengerResponse{}
community, err := m.communitiesManager.SpectateCommunity(communityID)
if err != nil {
logger.Debug("SpectateCommunity error", zap.Error(err))
return nil, err
}
chats, err := m.initCommunityChats(community)
if err != nil {
return nil, err
}
response.AddChats(chats)
settings, err := m.initCommunitySettings(communityID)
if err != nil {
return nil, err
}
response.AddCommunitySettings(settings)
response.AddCommunity(community)
return response, nil
}
func (m *Messenger) SetMuted(communityID types.HexBytes, muted bool) error {
return m.communitiesManager.SetMuted(communityID, muted)
}
func (m *Messenger) SetMutePropertyOnChatsByCategory(communityID string, categoryID string, muted bool) error {
community, err := m.communitiesManager.GetByIDString(communityID)
if err != nil {
return err
}
for _, chatID := range community.ChatsByCategoryID(categoryID) {
if muted {
err = m.MuteChat(communityID + chatID)
} else {
err = m.UnmuteChat(communityID + chatID)
}
if err != nil {
return err
}
}
return nil
}
func (m *Messenger) RequestToJoinCommunity(request *requests.RequestToJoinCommunity) (*MessengerResponse, error) {
logger := m.logger.Named("RequestToJoinCommunity")
if err := request.Validate(); err != nil {
logger.Debug("request failed to validate", zap.Error(err), zap.Any("request", request))
return nil, err
}
displayName, err := m.settings.DisplayName()
if err != nil {
return nil, err
}
community, requestToJoin, err := m.communitiesManager.RequestToJoin(&m.identity.PublicKey, request)
if err != nil {
return nil, err
}
err = m.syncCommunity(context.Background(), community, m.dispatchMessage)
if err != nil {
return nil, err
}
requestToJoinProto := &protobuf.CommunityRequestToJoin{
Clock: requestToJoin.Clock,
EnsName: requestToJoin.ENSName,
DisplayName: displayName,
CommunityId: community.ID(),
}
payload, err := proto.Marshal(requestToJoinProto)
if err != nil {
return nil, err
}
rawMessage := common.RawMessage{
Payload: payload,
CommunityID: community.ID(),
SkipEncryption: true,
MessageType: protobuf.ApplicationMetadataMessage_COMMUNITY_REQUEST_TO_JOIN,
}
_, err = m.sender.SendCommunityMessage(context.Background(), rawMessage)
if err != nil {
return nil, err
}
response := &MessengerResponse{RequestsToJoinCommunity: []*communities.RequestToJoin{requestToJoin}}
response.AddCommunity(community)
// We send a push notification in the background
go func() {
if m.pushNotificationClient != nil {
pks, err := community.CanManageUsersPublicKeys()
if err != nil {
m.logger.Error("failed to get pks", zap.Error(err))
return
}
for _, publicKey := range pks {
pkString := common.PubkeyToHex(publicKey)
_, err = m.pushNotificationClient.SendNotification(publicKey, nil, requestToJoin.ID, pkString, protobuf.PushNotification_REQUEST_TO_JOIN_COMMUNITY)
if err != nil {
m.logger.Error("error sending notification", zap.Error(err))
return
}
}
}
}()
// Activity center notification
notification := &ActivityCenterNotification{
ID: types.FromHex(requestToJoin.ID.String()),
Type: ActivityCenterNotificationTypeCommunityRequest,
Timestamp: m.getTimesource().GetCurrentTime(),
CommunityID: community.IDString(),
MembershipStatus: ActivityCenterMembershipStatusPending,
Read: true,
}
err = m.persistence.SaveActivityCenterNotification(notification)
if err != nil {
m.logger.Error("failed to save notification", zap.Error(err))
return nil, err
}
response.AddActivityCenterNotification(notification)
return response, nil
}
func (m *Messenger) CreateCommunityCategory(request *requests.CreateCommunityCategory) (*MessengerResponse, error) {
if err := request.Validate(); err != nil {
return nil, err
}
var response MessengerResponse
community, changes, err := m.communitiesManager.CreateCategory(request, true)
if err != nil {
return nil, err
}
response.AddCommunity(community)
response.CommunityChanges = []*communities.CommunityChanges{changes}
return &response, nil
}
func (m *Messenger) EditCommunityCategory(request *requests.EditCommunityCategory) (*MessengerResponse, error) {
if err := request.Validate(); err != nil {
return nil, err
}
var response MessengerResponse
community, changes, err := m.communitiesManager.EditCategory(request)
if err != nil {
return nil, err
}
response.AddCommunity(community)
response.CommunityChanges = []*communities.CommunityChanges{changes}
return &response, nil
}
func (m *Messenger) ReorderCommunityCategories(request *requests.ReorderCommunityCategories) (*MessengerResponse, error) {
if err := request.Validate(); err != nil {
return nil, err
}
var response MessengerResponse
community, changes, err := m.communitiesManager.ReorderCategories(request)
if err != nil {
return nil, err
}
response.AddCommunity(community)
response.CommunityChanges = []*communities.CommunityChanges{changes}
return &response, nil
}
func (m *Messenger) ReorderCommunityChat(request *requests.ReorderCommunityChat) (*MessengerResponse, error) {
if err := request.Validate(); err != nil {
return nil, err
}
var response MessengerResponse
community, changes, err := m.communitiesManager.ReorderChat(request)
if err != nil {
return nil, err
}
response.AddCommunity(community)
response.CommunityChanges = []*communities.CommunityChanges{changes}
return &response, nil
}
func (m *Messenger) DeleteCommunityCategory(request *requests.DeleteCommunityCategory) (*MessengerResponse, error) {
if err := request.Validate(); err != nil {
return nil, err
}
var response MessengerResponse
community, changes, err := m.communitiesManager.DeleteCategory(request)
if err != nil {
return nil, err
}
response.AddCommunity(community)
response.CommunityChanges = []*communities.CommunityChanges{changes}
return &response, nil
}
func (m *Messenger) CancelRequestToJoinCommunity(request *requests.CancelRequestToJoinCommunity) (*MessengerResponse, error) {
if err := request.Validate(); err != nil {
return nil, err
}
requestToJoin, community, err := m.communitiesManager.CancelRequestToJoin(request)
if err != nil {
return nil, err
}
displayName, err := m.settings.DisplayName()
if err != nil {
return nil, err
}
cancelRequestToJoinProto := &protobuf.CommunityCancelRequestToJoin{
Clock: community.Clock(),
EnsName: requestToJoin.ENSName,
DisplayName: displayName,
CommunityId: community.ID(),
}
payload, err := proto.Marshal(cancelRequestToJoinProto)
if err != nil {
return nil, err
}
rawMessage := common.RawMessage{
Payload: payload,
CommunityID: community.ID(),
SkipEncryption: true,
MessageType: protobuf.ApplicationMetadataMessage_COMMUNITY_CANCEL_REQUEST_TO_JOIN,
}
_, err = m.sender.SendCommunityMessage(context.Background(), rawMessage)
if err != nil {
return nil, err
}
response := &MessengerResponse{}
response.AddCommunity(community)
return response, nil
}
func (m *Messenger) AcceptRequestToJoinCommunity(request *requests.AcceptRequestToJoinCommunity) (*MessengerResponse, error) {
if err := request.Validate(); err != nil {
return nil, err
}
community, err := m.communitiesManager.AcceptRequestToJoin(request)
if err != nil {
return nil, err
}
requestToJoin, err := m.communitiesManager.GetRequestToJoin(request.ID)
if err != nil {
return nil, err
}
pk, err := common.HexToPubkey(requestToJoin.PublicKey)
if err != nil {
return nil, err
}
grant, err := community.BuildGrant(pk, "")
if err != nil {
return nil, err
}
requestToJoinResponseProto := &protobuf.CommunityRequestToJoinResponse{
Clock: community.Clock(),
Accepted: true,
CommunityId: community.ID(),
Community: community.Description(),
Grant: grant,
}
if m.torrentClientReady() && m.communitiesManager.TorrentFileExists(community.IDString()) {
magnetlink, err := m.communitiesManager.GetHistoryArchiveMagnetlink(community.ID())
if err != nil {
m.logger.Warn("couldn't get magnet link for community", zap.Error(err))
return nil, err
}
requestToJoinResponseProto.MagnetUri = magnetlink
}
payload, err := proto.Marshal(requestToJoinResponseProto)
if err != nil {
return nil, err
}
err = m.SendKeyExchangeMessage(community.ID(), []*ecdsa.PublicKey{pk}, common.KeyExMsgReuse)
if err != nil {
return nil, err
}
rawMessage := &common.RawMessage{
Payload: payload,
Sender: community.PrivateKey(),
SkipEncryption: true,
MessageType: protobuf.ApplicationMetadataMessage_COMMUNITY_REQUEST_TO_JOIN_RESPONSE,
}
_, err = m.sender.SendPrivate(context.Background(), pk, rawMessage)
if err != nil {
return nil, err
}
response := &MessengerResponse{}
response.AddCommunity(community)
// Activity Center notification
notification, err := m.persistence.GetActivityCenterNotificationByID(request.ID)
if err != nil {
return nil, err
}
if notification != nil {
notification.MembershipStatus = ActivityCenterMembershipStatusAccepted
notification.Read = true
notification.Accepted = true
err = m.persistence.SaveActivityCenterNotification(notification)
if err != nil {
m.logger.Error("failed to save notification", zap.Error(err))
return nil, err
}
response.AddActivityCenterNotification(notification)
}
return response, nil
}
func (m *Messenger) DeclineRequestToJoinCommunity(request *requests.DeclineRequestToJoinCommunity) (*MessengerResponse, error) {
if err := request.Validate(); err != nil {
return nil, err
}
err := m.communitiesManager.DeclineRequestToJoin(request)
if err != nil {
return nil, err
}
// Activity Center notification
notification, err := m.persistence.GetActivityCenterNotificationByID(request.ID)
if err != nil {
return nil, err
}
response := &MessengerResponse{}
if notification != nil {
notification.MembershipStatus = ActivityCenterMembershipStatusDeclined
notification.Read = true
notification.Dismissed = true
err = m.persistence.SaveActivityCenterNotification(notification)
if err != nil {
m.logger.Error("failed to save notification", zap.Error(err))
return nil, err
}
response.AddActivityCenterNotification(notification)
}
return response, nil
}
func (m *Messenger) LeaveCommunity(communityID types.HexBytes) (*MessengerResponse, error) {
err := m.persistence.DismissAllActivityCenterNotificationsFromCommunity(communityID.String())
if err != nil {
return nil, err
}
mr, err := m.leaveCommunity(communityID)
if err != nil {
return nil, err
}
err = m.communitiesManager.DeleteCommunitySettings(communityID)
if err != nil {
return nil, err
}
m.communitiesManager.StopHistoryArchiveTasksInterval(communityID)
if com, ok := mr.communities[communityID.String()]; ok {
err = m.syncCommunity(context.Background(), com, m.dispatchMessage)
if err != nil {
return nil, err
}
}
isAdmin, err := m.communitiesManager.IsAdminCommunityByID(communityID)
if err != nil {
return nil, err
}
if !isAdmin {
requestToLeaveProto := &protobuf.CommunityRequestToLeave{
Clock: uint64(time.Now().Unix()),
CommunityId: communityID,
}
payload, err := proto.Marshal(requestToLeaveProto)
if err != nil {
return nil, err
}
rawMessage := common.RawMessage{
Payload: payload,
CommunityID: communityID,
SkipEncryption: true,
MessageType: protobuf.ApplicationMetadataMessage_COMMUNITY_REQUEST_TO_LEAVE,
}
_, err = m.sender.SendCommunityMessage(context.Background(), rawMessage)
if err != nil {
return nil, err
}
}
return mr, nil
}
func (m *Messenger) leaveCommunity(communityID types.HexBytes) (*MessengerResponse, error) {
response := &MessengerResponse{}
community, err := m.communitiesManager.LeaveCommunity(communityID)
if err != nil {
return nil, err
}
// Make chat inactive
for chatID := range community.Chats() {
communityChatID := communityID.String() + chatID
response.AddRemovedChat(communityChatID)
_, err = m.deactivateChat(communityChatID, 0, false, false)
if err != nil {
return nil, err
}
_, err = m.transport.RemoveFilterByChatID(communityChatID)
if err != nil {
return nil, err
}
}
_, err = m.transport.RemoveFilterByChatID(communityID.String())
if err != nil {
return nil, err
}
response.AddCommunity(community)
return response, nil
}
func (m *Messenger) CreateCommunityChat(communityID types.HexBytes, c *protobuf.CommunityChat) (*MessengerResponse, error) {
var response MessengerResponse
c.Identity.FirstMessageTimestamp = FirstMessageTimestampNoMessage
community, changes, err := m.communitiesManager.CreateChat(communityID, c, true)
if err != nil {
return nil, err
}
response.AddCommunity(community)
response.CommunityChanges = []*communities.CommunityChanges{changes}
var chats []*Chat
var chatIDs []string
for chatID, chat := range changes.ChatsAdded {
c := CreateCommunityChat(community.IDString(), chatID, chat, m.getTimesource())
chats = append(chats, c)
chatIDs = append(chatIDs, c.ID)
response.AddChat(c)
}
// Load filters
filters, err := m.transport.InitPublicFilters(chatIDs)
if err != nil {
return nil, err
}
_, err = m.scheduleSyncFilters(filters)
if err != nil {
return nil, err
}
err = m.saveChats(chats)
if err != nil {
return nil, err
}
err = m.reregisterForPushNotifications()
if err != nil {
return nil, err
}
return &response, nil
}
func (m *Messenger) EditCommunityChat(communityID types.HexBytes, chatID string, c *protobuf.CommunityChat) (*MessengerResponse, error) {
var response MessengerResponse
community, changes, err := m.communitiesManager.EditChat(communityID, chatID, c)
if err != nil {
return nil, err
}
response.AddCommunity(community)
response.CommunityChanges = []*communities.CommunityChanges{changes}
var chats []*Chat
var chatIDs []string
for chatID, change := range changes.ChatsModified {
c := CreateCommunityChat(community.IDString(), chatID, change.ChatModified, m.getTimesource())
chats = append(chats, c)
chatIDs = append(chatIDs, c.ID)
response.AddChat(c)
}
// Load filters
filters, err := m.transport.InitPublicFilters(chatIDs)
if err != nil {
return nil, err
}
_, err = m.scheduleSyncFilters(filters)
if err != nil {
return nil, err
}
return &response, m.saveChats(chats)
}
func (m *Messenger) DeleteCommunityChat(communityID types.HexBytes, chatID string) (*MessengerResponse, error) {
response := &MessengerResponse{}
community, _, err := m.communitiesManager.DeleteChat(communityID, chatID)
if err != nil {
return nil, err
}
err = m.deleteChat(chatID)
if err != nil {
return nil, err
}
response.AddRemovedChat(chatID)
_, err = m.transport.RemoveFilterByChatID(chatID)
if err != nil {
return nil, err
}
response.AddCommunity(community)
return response, nil
}
func (m *Messenger) CreateCommunity(request *requests.CreateCommunity, createDefaultChannel bool) (*MessengerResponse, error) {
if err := request.Validate(); err != nil {
return nil, err
}
response := &MessengerResponse{}
community, err := m.communitiesManager.CreateCommunity(request, true)
if err != nil {
return nil, err
}
communitySettings := communities.CommunitySettings{
CommunityID: community.IDString(),
HistoryArchiveSupportEnabled: request.HistoryArchiveSupportEnabled,
}
err = m.communitiesManager.SaveCommunitySettings(communitySettings)
if err != nil {
return nil, err
}
// Init the community filter so we can receive messages on the community
_, err = m.transport.InitCommunityFilters([]*ecdsa.PrivateKey{community.PrivateKey()})
if err != nil {
return nil, err
}
// Init the default community filters
_, err = m.transport.InitPublicFilters(community.DefaultFilters())
if err != nil {
return nil, err
}
if createDefaultChannel {
chatResponse, err := m.CreateCommunityChat(community.ID(), &protobuf.CommunityChat{
Identity: &protobuf.ChatIdentity{
DisplayName: "general",
Description: "General channel for the community",
Color: community.Description().Identity.Color,
FirstMessageTimestamp: FirstMessageTimestampNoMessage,
},
Permissions: &protobuf.CommunityPermissions{
Access: protobuf.CommunityPermissions_NO_MEMBERSHIP,
},
})
if err != nil {
return nil, err
}
// updating community so it contains the general chat
community = chatResponse.Communities()[0]
response.AddChat(chatResponse.Chats()[0])
}
if request.Encrypted {
// Init hash ratchet for community
_, err = m.encryptor.GenerateHashRatchetKey(community.ID())
if err != nil {
return nil, err
}
}
response.AddCommunity(community)
response.AddCommunitySettings(&communitySettings)
err = m.syncCommunity(context.Background(), community, m.dispatchMessage)
if err != nil {
return nil, err
}
if m.config.torrentConfig != nil && m.config.torrentConfig.Enabled && communitySettings.HistoryArchiveSupportEnabled {
go m.communitiesManager.StartHistoryArchiveTasksInterval(community, messageArchiveInterval)
}
return response, nil
}
func (m *Messenger) EditCommunity(request *requests.EditCommunity) (*MessengerResponse, error) {
if err := request.Validate(); err != nil {
return nil, err
}
community, err := m.communitiesManager.EditCommunity(request)
if err != nil {
return nil, err
}
communitySettings := communities.CommunitySettings{
CommunityID: community.IDString(),
HistoryArchiveSupportEnabled: request.HistoryArchiveSupportEnabled,
}
err = m.communitiesManager.UpdateCommunitySettings(communitySettings)
if err != nil {
return nil, err
}
id := community.ID()
if m.torrentClientReady() {
if !communitySettings.HistoryArchiveSupportEnabled {
m.communitiesManager.StopHistoryArchiveTasksInterval(id)
} else if !m.communitiesManager.IsSeedingHistoryArchiveTorrent(id) {
var communities []*communities.Community
communities = append(communities, community)
go m.InitHistoryArchiveTasks(communities)
}
}
response := &MessengerResponse{}
response.AddCommunity(community)
response.AddCommunitySettings(&communitySettings)
err = m.SyncCommunitySettings(context.Background(), &communitySettings)
if err != nil {
return nil, err
}
return response, nil
}
func (m *Messenger) ExportCommunity(id types.HexBytes) (*ecdsa.PrivateKey, error) {
return m.communitiesManager.ExportCommunity(id)
}
func (m *Messenger) ImportCommunity(ctx context.Context, key *ecdsa.PrivateKey) (*MessengerResponse, error) {
community, err := m.communitiesManager.ImportCommunity(key)
if err != nil {
return nil, err
}
// Load filters
_, err = m.transport.InitPublicFilters(community.DefaultFilters())
if err != nil {
return nil, err
}
// TODO Init hash ratchet for community
_, err = m.encryptor.GenerateHashRatchetKey(community.ID())
if err != nil {
return nil, err
}
_, err = m.RequestCommunityInfoFromMailserver(community.IDString(), false)
if err != nil {
// TODO In the future we should add a mechanism to re-apply next steps (adding owner, joining)
// if there is no connection with mailserver. Otherwise changes will be overwritten.
// Do not return error to make tests pass.
m.logger.Error("Can't request community info from mailserver")
}
// We add ourselves
community, err = m.communitiesManager.AddMemberOwnerToCommunity(community.ID(), &m.identity.PublicKey)
if err != nil {
return nil, err
}
response, err := m.JoinCommunity(ctx, community.ID())
if err != nil {
return nil, err
}
if m.torrentClientReady() {
var communities []*communities.Community
communities = append(communities, community)
go m.InitHistoryArchiveTasks(communities)
}
return response, nil
}
func (m *Messenger) InviteUsersToCommunity(request *requests.InviteUsersToCommunity) (*MessengerResponse, error) {
if err := request.Validate(); err != nil {
return nil, err
}
response := &MessengerResponse{}
var messages []*common.Message
var publicKeys []*ecdsa.PublicKey
community, err := m.communitiesManager.GetByID(request.CommunityID)
if err != nil {
return nil, err
}
for _, pkBytes := range request.Users {
publicKey, err := common.HexToPubkey(pkBytes.String())
if err != nil {
return nil, err
}
publicKeys = append(publicKeys, publicKey)
message := &common.Message{}
message.ChatId = pkBytes.String()
message.CommunityID = request.CommunityID.String()
message.Text = fmt.Sprintf("You have been invited to community %s", community.Name())
messages = append(messages, message)
r, err := m.CreateOneToOneChat(&requests.CreateOneToOneChat{ID: pkBytes})
if err != nil {
return nil, err
}
if err := response.Merge(r); err != nil {
return nil, err
}
}
err = m.SendKeyExchangeMessage(community.ID(), publicKeys, common.KeyExMsgReuse)
if err != nil {
return nil, err
}
community, err = m.communitiesManager.InviteUsersToCommunity(request.CommunityID, publicKeys)
if err != nil {
return nil, err
}
sendMessagesResponse, err := m.SendChatMessages(context.Background(), messages)
if err != nil {
return nil, err
}
if err := response.Merge(sendMessagesResponse); err != nil {
return nil, err
}
response.AddCommunity(community)
return response, nil
}
func (m *Messenger) GetCommunityByID(communityID types.HexBytes) (*communities.Community, error) {
return m.communitiesManager.GetByID(communityID)
}
func (m *Messenger) ShareCommunity(request *requests.ShareCommunity) (*MessengerResponse, error) {
if err := request.Validate(); err != nil {
return nil, err
}
response := &MessengerResponse{}
community, err := m.communitiesManager.GetByID(request.CommunityID)
if err != nil {
return nil, err
}
var messages []*common.Message
for _, pk := range request.Users {
message := &common.Message{}
message.ChatId = pk.String()
message.CommunityID = request.CommunityID.String()
message.Text = fmt.Sprintf("Community %s has been shared with you", community.Name())
if request.InviteMessage != "" {
message.Text = request.InviteMessage
}
messages = append(messages, message)
r, err := m.CreateOneToOneChat(&requests.CreateOneToOneChat{ID: pk})
if err != nil {
return nil, err
}
if err := response.Merge(r); err != nil {
return nil, err
}
}
sendMessagesResponse, err := m.SendChatMessages(context.Background(), messages)
if err != nil {
return nil, err
}
if err := response.Merge(sendMessagesResponse); err != nil {
return nil, err
}
return response, nil
}
func (m *Messenger) MyCanceledRequestsToJoin() ([]*communities.RequestToJoin, error) {
return m.communitiesManager.CanceledRequestsToJoinForUser(&m.identity.PublicKey)
}
func (m *Messenger) MyPendingRequestsToJoin() ([]*communities.RequestToJoin, error) {
return m.communitiesManager.PendingRequestsToJoinForUser(&m.identity.PublicKey)
}
func (m *Messenger) PendingRequestsToJoinForCommunity(id types.HexBytes) ([]*communities.RequestToJoin, error) {
return m.communitiesManager.PendingRequestsToJoinForCommunity(id)
}
func (m *Messenger) DeclinedRequestsToJoinForCommunity(id types.HexBytes) ([]*communities.RequestToJoin, error) {
return m.communitiesManager.DeclinedRequestsToJoinForCommunity(id)
}
func (m *Messenger) CanceledRequestsToJoinForCommunity(id types.HexBytes) ([]*communities.RequestToJoin, error) {
return m.communitiesManager.CanceledRequestsToJoinForCommunity(id)
}
func (m *Messenger) RemoveUserFromCommunity(id types.HexBytes, pkString string) (*MessengerResponse, error) {
publicKey, err := common.HexToPubkey(pkString)
if err != nil {
return nil, err
}
community, err := m.communitiesManager.RemoveUserFromCommunity(id, publicKey)
if err != nil {
return nil, err
}
response := &MessengerResponse{}
response.AddCommunity(community)
return response, nil
}
// TODO
func (m *Messenger) SendKeyExchangeMessage(communityID []byte, pubkeys []*ecdsa.PublicKey, msgType common.CommKeyExMsgType) error {
rawMessage := common.RawMessage{
SkipEncryption: false,
CommunityID: communityID,
CommunityKeyExMsgType: msgType,
Recipients: pubkeys,
MessageType: protobuf.ApplicationMetadataMessage_CHAT_MESSAGE,
}
_, err := m.sender.SendCommunityMessage(context.Background(), rawMessage)
if err != nil {
return err
}
return nil
}
func (m *Messenger) UnbanUserFromCommunity(request *requests.UnbanUserFromCommunity) (*MessengerResponse, error) {
community, err := m.communitiesManager.UnbanUserFromCommunity(request)
if err != nil {
return nil, err
}
response := &MessengerResponse{}
response.AddCommunity(community)
return response, nil
}
func (m *Messenger) BanUserFromCommunity(request *requests.BanUserFromCommunity) (*MessengerResponse, error) {
community, err := m.communitiesManager.BanUserFromCommunity(request)
if err != nil {
return nil, err
}
// TODO generate new encryption key
err = m.SendKeyExchangeMessage(community.ID(), community.GetMemberPubkeys(), common.KeyExMsgRekey)
if err != nil {
return nil, err
}
response := &MessengerResponse{}
response, err = m.DeclineAllPendingGroupInvitesFromUser(response, request.User.String())
if err != nil {
return nil, err
}
response.AddCommunity(community)
return response, nil
}
func (m *Messenger) AddRoleToMember(request *requests.AddRoleToMember) (*MessengerResponse, error) {
if err := request.Validate(); err != nil {
return nil, err
}
community, err := m.communitiesManager.AddRoleToMember(request)
if err != nil {
return nil, err
}
response := &MessengerResponse{}
response.AddCommunity(community)
return response, nil
}
func (m *Messenger) RemoveRoleFromMember(request *requests.RemoveRoleFromMember) (*MessengerResponse, error) {
if err := request.Validate(); err != nil {
return nil, err
}
community, err := m.communitiesManager.RemoveRoleFromMember(request)
if err != nil {
return nil, err
}
response := &MessengerResponse{}
response.AddCommunity(community)
return response, nil
}
func (m *Messenger) findCommunityInfoFromDB(communityID string) (*communities.Community, error) {
id, err := hexutil.Decode(communityID)
if err != nil {
return nil, err
}
var community *communities.Community
community, err = m.GetCommunityByID(id)
if err != nil {
return nil, err
}
return community, nil
}
// RequestCommunityInfoFromMailserver installs filter for community and requests its details
// from mailserver. It waits until it has the community before returning it.
// If useDatabase is true, it searches for community in database and does not request mailserver.
func (m *Messenger) RequestCommunityInfoFromMailserver(communityID string, useDatabase bool) (*communities.Community, error) {
if useDatabase {
community, err := m.findCommunityInfoFromDB(communityID)
if err != nil {
return nil, err
}
if community != nil {
return community, nil
}
}
return m.requestCommunityInfoFromMailserver(communityID, true)
}
// RequestCommunityInfoFromMailserverAsync installs filter for community and requests its details
// from mailserver. When response received it will be passed through signals handler
func (m *Messenger) RequestCommunityInfoFromMailserverAsync(communityID string) error {
community, err := m.findCommunityInfoFromDB(communityID)
if err != nil {
return err
}
if community != nil {
m.config.messengerSignalsHandler.CommunityInfoFound(community)
return nil
}
_, err = m.requestCommunityInfoFromMailserver(communityID, false)
return err
}
// RequestCommunityInfoFromMailserver installs filter for community and requests its details
// from mailserver. When response received it will be passed through signals handler
func (m *Messenger) requestCommunityInfoFromMailserver(communityID string, waitForResponse bool) (*communities.Community, error) {
m.requestedCommunitiesLock.Lock()
defer m.requestedCommunitiesLock.Unlock()
if _, ok := m.requestedCommunities[communityID]; ok {
return nil, nil
}
//If filter wasn't installed we create it and remember for deinstalling after
//response received
filter := m.transport.FilterByChatID(communityID)
if filter == nil {
filters, err := m.transport.InitPublicFilters([]string{communityID})
if err != nil {
return nil, fmt.Errorf("Can't install filter for community: %v", err)
}
if len(filters) != 1 {
return nil, fmt.Errorf("Unexpected amount of filters created")
}
filter = filters[0]
m.requestedCommunities[communityID] = filter
} else {
//we don't remember filter id associated with community because it was already installed
m.requestedCommunities[communityID] = nil
}
to := uint32(m.transport.GetCurrentTime() / 1000)
from := to - oneMonthInSeconds
_, err := m.performMailserverRequest(func() (*MessengerResponse, error) {
batch := MailserverBatch{From: from, To: to, Topics: []types.TopicType{filter.Topic}}
m.logger.Info("Requesting historic")
err := m.processMailserverBatch(batch)
return nil, err
})
if err != nil {
return nil, err
}
if !waitForResponse {
return nil, nil
}
ctx := context.Background()
ctx, cancel := context.WithTimeout(ctx, 15*time.Second)
defer cancel()
var community *communities.Community
fetching := true
for fetching {
select {
case <-time.After(200 * time.Millisecond):
//send signal to client that message status updated
community, err = m.communitiesManager.GetByIDString(communityID)
if err != nil {
return nil, err
}
if community != nil && community.Name() != "" && community.DescriptionText() != "" {
fetching = false
}
case <-ctx.Done():
fetching = false
}
}
if community == nil {
return nil, nil
}
//if there is no info helpful for client, we don't post it
if community.Name() == "" && community.DescriptionText() == "" {
return nil, nil
}
m.forgetCommunityRequest(communityID)
return community, nil
}
// RequestCommunityInfoFromMailserver installs filter for community and requests its details
// from mailserver. When response received it will be passed through signals handler
func (m *Messenger) requestCommunitiesFromMailserver(communityIDs []string) {
m.requestedCommunitiesLock.Lock()
defer m.requestedCommunitiesLock.Unlock()
var topics []types.TopicType
for _, communityID := range communityIDs {
if _, ok := m.requestedCommunities[communityID]; ok {
continue
}
//If filter wasn't installed we create it and remember for deinstalling after
//response received
filter := m.transport.FilterByChatID(communityID)
if filter == nil {
filters, err := m.transport.InitPublicFilters([]string{communityID})
if err != nil {
m.logger.Error("Can't install filter for community", zap.Error(err))
continue
}
if len(filters) != 1 {
m.logger.Error("Unexpected amount of filters created")
continue
}
filter = filters[0]
m.requestedCommunities[communityID] = filter
} else {
//we don't remember filter id associated with community because it was already installed
m.requestedCommunities[communityID] = nil
}
topics = append(topics, filter.Topic)
}
to := uint32(m.transport.GetCurrentTime() / 1000)
from := to - oneMonthInSeconds
_, err := m.performMailserverRequest(func() (*MessengerResponse, error) {
batch := MailserverBatch{From: from, To: to, Topics: topics}
m.logger.Info("Requesting historic")
err := m.processMailserverBatch(batch)
return nil, err
})
if err != nil {
m.logger.Error("Err performing mailserver request", zap.Error(err))
return
}
ctx := context.Background()
ctx, cancel := context.WithTimeout(ctx, 15*time.Second)
defer cancel()
fetching := true
for fetching {
select {
case <-time.After(200 * time.Millisecond):
allLoaded := true
for _, c := range communityIDs {
community, err := m.communitiesManager.GetByIDString(c)
if err != nil {
m.logger.Error("Error loading community", zap.Error(err))
break
}
if community == nil || community.Name() == "" || community.DescriptionText() == "" {
allLoaded = false
break
}
}
if allLoaded {
fetching = false
}
case <-ctx.Done():
fetching = false
}
}
for _, c := range communityIDs {
m.forgetCommunityRequest(c)
}
}
// forgetCommunityRequest removes community from requested ones and removes filter
func (m *Messenger) forgetCommunityRequest(communityID string) {
filter, ok := m.requestedCommunities[communityID]
if !ok {
return
}
if filter != nil {
err := m.transport.RemoveFilters([]*transport.Filter{filter})
if err != nil {
m.logger.Warn("cant remove filter", zap.Error(err))
}
}
delete(m.requestedCommunities, communityID)
}
// passStoredCommunityInfoToSignalHandler calls signal handler with community info
func (m *Messenger) passStoredCommunityInfoToSignalHandler(communityID string) {
if m.config.messengerSignalsHandler == nil {
return
}
//send signal to client that message status updated
community, err := m.communitiesManager.GetByIDString(communityID)
if community == nil {
return
}
if err != nil {
m.logger.Warn("cant get community and pass it to signal handler", zap.Error(err))
return
}
//if there is no info helpful for client, we don't post it
if community.Name() == "" && community.DescriptionText() == "" && community.MembersCount() == 0 {
return
}
m.config.messengerSignalsHandler.CommunityInfoFound(community)
m.forgetCommunityRequest(communityID)
}
// handleCommunityDescription handles an community description
func (m *Messenger) handleCommunityDescription(state *ReceivedMessageState, signer *ecdsa.PublicKey, description protobuf.CommunityDescription, rawPayload []byte) error {
communityResponse, err := m.communitiesManager.HandleCommunityDescriptionMessage(signer, &description, rawPayload)
if err != nil {
return err
}
community := communityResponse.Community
state.Response.AddCommunity(community)
state.Response.CommunityChanges = append(state.Response.CommunityChanges, communityResponse.Changes)
// If we haven't joined the org, nothing to do
if !community.Joined() {
return nil
}
removedChatIDs := make([]string, 0)
for id := range communityResponse.Changes.ChatsRemoved {
chatID := community.IDString() + id
_, ok := state.AllChats.Load(chatID)
if ok {
removedChatIDs = append(removedChatIDs, chatID)
state.AllChats.Delete(chatID)
err := m.DeleteChat(chatID)
if err != nil {
m.logger.Error("couldn't delete chat", zap.Error(err))
}
}
}
// Update relevant chats names and add new ones
// Currently removal is not supported
chats := CreateCommunityChats(community, state.Timesource)
var chatIDs []string
for i, chat := range chats {
oldChat, ok := state.AllChats.Load(chat.ID)
if !ok {
// Beware, don't use the reference in the range (i.e chat) as it's a shallow copy
state.AllChats.Store(chat.ID, chats[i])
state.Response.AddChat(chat)
chatIDs = append(chatIDs, chat.ID)
// Update name, currently is the only field is mutable
} else if oldChat.Name != chat.Name ||
oldChat.Description != chat.Description ||
oldChat.Emoji != chat.Emoji ||
oldChat.Color != chat.Color ||
oldChat.UpdateFirstMessageTimestamp(chat.FirstMessageTimestamp) {
oldChat.Name = chat.Name
oldChat.Description = chat.Description
oldChat.Emoji = chat.Emoji
oldChat.Color = chat.Color
// TODO(samyoul) remove storing of an updated reference pointer?
state.AllChats.Store(chat.ID, oldChat)
state.Response.AddChat(chat)
}
}
for _, chatID := range removedChatIDs {
_, err := m.transport.RemoveFilterByChatID(chatID)
if err != nil {
m.logger.Error("couldn't remove filter", zap.Error(err))
}
}
// Load transport filters
filters, err := m.transport.InitPublicFilters(chatIDs)
if err != nil {
return err
}
_, err = m.scheduleSyncFilters(filters)
if err != nil {
return err
}
return nil
}
func (m *Messenger) handleSyncCommunity(messageState *ReceivedMessageState, syncCommunity protobuf.SyncCommunity) error {
logger := m.logger.Named("handleSyncCommunity")
// Should handle community
shouldHandle, err := m.communitiesManager.ShouldHandleSyncCommunity(&syncCommunity)
if err != nil {
logger.Debug("m.communitiesManager.ShouldHandleSyncCommunity error", zap.Error(err))
return err
}
logger.Debug("ShouldHandleSyncCommunity result", zap.Bool("shouldHandle", shouldHandle))
if !shouldHandle {
return nil
}
// Handle community keys
if len(syncCommunity.EncryptionKeys) != 0 {
_, err := m.encryptor.HandleHashRatchetKeys(syncCommunity.Id, syncCommunity.EncryptionKeys)
if err != nil {
return err
}
}
// Handle any community requests to join.
// MUST BE HANDLED BEFORE DESCRIPTION!
pending := false
for _, rtj := range syncCommunity.RequestsToJoin {
req := new(communities.RequestToJoin)
req.InitFromSyncProtobuf(rtj)
if req.State == communities.RequestToJoinStatePending {
pending = true
}
err = m.communitiesManager.SaveRequestToJoin(req)
if err != nil && err != communities.ErrOldRequestToJoin {
logger.Debug("m.communitiesManager.SaveRequestToJoin error", zap.Error(err))
return err
}
}
logger.Debug("community requests to join pending state", zap.Bool("pending", pending))
// Don't use the public key of the private key, uncompress the community id
orgPubKey, err := crypto.DecompressPubkey(syncCommunity.Id)
if err != nil {
logger.Debug("crypto.DecompressPubkey error", zap.Error(err))
return err
}
logger.Debug("crypto.DecompressPubkey result", zap.Any("orgPubKey", orgPubKey))
var amm protobuf.ApplicationMetadataMessage
err = proto.Unmarshal(syncCommunity.Description, &amm)
if err != nil {
logger.Debug("proto.Unmarshal protobuf.ApplicationMetadataMessage error", zap.Error(err))
return err
}
var cd protobuf.CommunityDescription
err = proto.Unmarshal(amm.Payload, &cd)
if err != nil {
logger.Debug("proto.Unmarshal protobuf.CommunityDescription error", zap.Error(err))
return err
}
err = m.handleCommunityDescription(messageState, orgPubKey, cd, syncCommunity.Description)
if err != nil {
logger.Debug("m.handleCommunityDescription error", zap.Error(err))
return err
}
if syncCommunity.Settings != nil {
err = m.handleSyncCommunitySettings(messageState, *syncCommunity.Settings)
if err != nil {
logger.Debug("m.handleSyncCommunitySettings error", zap.Error(err))
return err
}
}
// associate private key with community if set
if syncCommunity.PrivateKey != nil {
orgPrivKey, err := crypto.ToECDSA(syncCommunity.PrivateKey)
if err != nil {
logger.Debug("crypto.ToECDSA", zap.Error(err))
return err
}
err = m.communitiesManager.SetPrivateKey(syncCommunity.Id, orgPrivKey)
if err != nil {
logger.Debug("m.communitiesManager.SetPrivateKey", zap.Error(err))
return err
}
}
// if we are not waiting for approval, join or leave the community
if !pending {
var mr *MessengerResponse
if syncCommunity.Joined {
mr, err = m.joinCommunity(context.Background(), syncCommunity.Id)
if err != nil {
logger.Debug("m.joinCommunity error", zap.Error(err))
return err
}
} else {
mr, err = m.leaveCommunity(syncCommunity.Id)
if err != nil {
logger.Debug("m.leaveCommunity error", zap.Error(err))
return err
}
}
err = messageState.Response.Merge(mr)
if err != nil {
logger.Debug("messageState.Response.Merge error", zap.Error(err))
return err
}
}
// update the clock value
err = m.communitiesManager.SetSyncClock(syncCommunity.Id, syncCommunity.Clock)
if err != nil {
logger.Debug("m.communitiesManager.SetSyncClock", zap.Error(err))
return err
}
return nil
}
func (m *Messenger) handleSyncCommunitySettings(messageState *ReceivedMessageState, syncCommunitySettings protobuf.SyncCommunitySettings) error {
shouldHandle, err := m.communitiesManager.ShouldHandleSyncCommunitySettings(&syncCommunitySettings)
if err != nil {
m.logger.Debug("m.communitiesManager.ShouldHandleSyncCommunitySettings error", zap.Error(err))
return err
}
m.logger.Debug("ShouldHandleSyncCommunity result", zap.Bool("shouldHandle", shouldHandle))
if !shouldHandle {
return nil
}
communitySettings, err := m.communitiesManager.HandleSyncCommunitySettings(&syncCommunitySettings)
if err != nil {
return err
}
messageState.Response.AddCommunitySettings(communitySettings)
return nil
}
func (m *Messenger) InitHistoryArchiveTasks(communities []*communities.Community) {
m.communitiesManager.LogStdout("initializing history archive tasks")
for _, c := range communities {
if c.Joined() {
settings, err := m.communitiesManager.GetCommunitySettingsByID(c.ID())
if err != nil {
m.communitiesManager.LogStdout("failed to get community settings", zap.Error(err))
continue
}
if !settings.HistoryArchiveSupportEnabled {
m.communitiesManager.LogStdout("history archive support disabled for community", zap.String("id", c.IDString()))
continue
}
// Check if there's already a torrent file for this community and seed it
if m.communitiesManager.TorrentFileExists(c.IDString()) {
err = m.communitiesManager.SeedHistoryArchiveTorrent(c.ID())
if err != nil {
m.communitiesManager.LogStdout("failed to seed history archive", zap.Error(err))
}
}
filters, err := m.communitiesManager.GetCommunityChatsFilters(c.ID())
if err != nil {
m.communitiesManager.LogStdout("failed to get community chats filters for community", zap.Error(err))
continue
}
if len(filters) == 0 {
m.communitiesManager.LogStdout("no filters or chats for this community starting interval", zap.String("id", c.IDString()))
go m.communitiesManager.StartHistoryArchiveTasksInterval(c, messageArchiveInterval)
continue
}
topics := []types.TopicType{}
for _, filter := range filters {
topics = append(topics, filter.Topic)
}
// First we need to know the timestamp of the latest waku message
// we've received for this community, so we can request messages we've
// possibly missed since then
latestWakuMessageTimestamp, err := m.communitiesManager.GetLatestWakuMessageTimestamp(topics)
if err != nil {
m.communitiesManager.LogStdout("failed to get Latest waku message timestamp", zap.Error(err))
continue
}
if latestWakuMessageTimestamp == 0 {
// This means we don't have any waku messages for this community
// yet, either because no messages were sent in the community so far,
// or because messages haven't reached this node
//
// In this case we default to requesting messages from the store nodes
// for the past 30 days
latestWakuMessageTimestamp = uint64(time.Now().AddDate(0, 0, -30).Unix())
}
// Request possibly missed waku messages for community
_, err = m.syncFiltersFrom(filters, uint32(latestWakuMessageTimestamp))
if err != nil {
m.communitiesManager.LogStdout("failed to request missing messages", zap.Error(err))
continue
}
// We figure out the end date of the last created archive and schedule
// the interval for creating future archives
// If the last end date is at least `interval` ago, we create an archive immediately first
lastArchiveEndDateTimestamp, err := m.communitiesManager.GetHistoryArchivePartitionStartTimestamp(c.ID())
if err != nil {
m.communitiesManager.LogStdout("failed to get archive partition start timestamp", zap.Error(err))
continue
}
to := time.Now()
lastArchiveEndDate := time.Unix(int64(lastArchiveEndDateTimestamp), 0)
durationSinceLastArchive := to.Sub(lastArchiveEndDate)
if lastArchiveEndDateTimestamp == 0 {
// No prior messages to be archived, so we just kick off the archive creation loop
// for future archives
go m.communitiesManager.StartHistoryArchiveTasksInterval(c, messageArchiveInterval)
} else if durationSinceLastArchive < messageArchiveInterval {
// Last archive is less than `interval` old, wait until `interval` is complete,
// then create archive and kick off archive creation loop for future archives
// Seed current archive in the meantime
err := m.communitiesManager.SeedHistoryArchiveTorrent(c.ID())
if err != nil {
m.communitiesManager.LogStdout("failed to seed history archive", zap.Error(err))
}
timeToNextInterval := messageArchiveInterval - durationSinceLastArchive
m.communitiesManager.LogStdout("starting history archive tasks interval in", zap.Any("timeLeft", timeToNextInterval))
time.AfterFunc(timeToNextInterval, func() {
err := m.communitiesManager.CreateAndSeedHistoryArchive(c.ID(), topics, lastArchiveEndDate, to.Add(timeToNextInterval), messageArchiveInterval, c.Encrypted())
if err != nil {
m.communitiesManager.LogStdout("failed to get create and seed history archive", zap.Error(err))
}
go m.communitiesManager.StartHistoryArchiveTasksInterval(c, messageArchiveInterval)
})
} else {
// Looks like the last archive was generated more than `interval`
// ago, so lets create a new archive now and then schedule the archive
// creation loop
err := m.communitiesManager.CreateAndSeedHistoryArchive(c.ID(), topics, lastArchiveEndDate, to, messageArchiveInterval, c.Encrypted())
if err != nil {
m.communitiesManager.LogStdout("failed to get create and seed history archive", zap.Error(err))
}
go m.communitiesManager.StartHistoryArchiveTasksInterval(c, messageArchiveInterval)
}
}
}
}
func (m *Messenger) resumeHistoryArchivesImport(communityID types.HexBytes) error {
archiveIDsToImport, err := m.communitiesManager.GetMessageArchiveIDsToImport(communityID)
if err != nil {
return err
}
if len(archiveIDsToImport) == 0 {
return nil
}
currentTask := m.communitiesManager.GetHistoryArchiveDownloadTask(communityID.String())
// no need to resume imports if there's already a task ongoing
if currentTask != nil {
return nil
}
// Create new task
task := &communities.HistoryArchiveDownloadTask{
CancelChan: make(chan struct{}),
Waiter: *new(sync.WaitGroup),
Cancelled: false,
}
m.communitiesManager.AddHistoryArchiveDownloadTask(communityID.String(), task)
// this wait groups tracks the ongoing task for a particular community
task.Waiter.Add(1)
go func() {
defer task.Waiter.Done()
err := m.importHistoryArchives(communityID, task.CancelChan)
if err != nil {
m.communitiesManager.LogStdout("failed to import history archives", zap.Error(err))
}
m.config.messengerSignalsHandler.DownloadingHistoryArchivesFinished(types.EncodeHex(communityID))
}()
return nil
}
func (m *Messenger) importHistoryArchives(communityID types.HexBytes, cancel chan struct{}) error {
importTicker := time.NewTicker(100 * time.Millisecond)
defer importTicker.Stop()
importMessageArchivesLoop:
for {
select {
case <-cancel:
m.communitiesManager.LogStdout("interrupted importing history archive messages")
return nil
case <-importTicker.C:
archiveIDsToImport, err := m.communitiesManager.GetMessageArchiveIDsToImport(communityID)
if err != nil {
m.communitiesManager.LogStdout("couldn't get message archive IDs to import", zap.Error(err))
return err
}
if len(archiveIDsToImport) == 0 {
m.communitiesManager.LogStdout("no message archives to import")
break importMessageArchivesLoop
}
m.communitiesManager.LogStdout(fmt.Sprintf("importing message archive, %d left", len(archiveIDsToImport)))
// only process one archive at a time, so in case of cancel we don't
// wait for all archives to be processed first
downloadedArchiveID := archiveIDsToImport[0]
archiveMessages, err := m.communitiesManager.ExtractMessagesFromHistoryArchive(communityID, downloadedArchiveID)
if err != nil {
m.communitiesManager.LogStdout("failed to extract history archive messages", zap.Error(err))
continue
}
m.config.messengerSignalsHandler.ImportingHistoryArchiveMessages(types.EncodeHex(communityID))
response, err := m.handleArchiveMessages(archiveMessages, communityID)
if err != nil {
m.communitiesManager.LogStdout("failed to handle archive messages", zap.Error(err))
continue
}
err = m.communitiesManager.SetMessageArchiveIDImported(communityID, downloadedArchiveID, true)
if err != nil {
m.communitiesManager.LogStdout("failed to mark history message archive as imported", zap.Error(err))
continue
}
if !response.IsEmpty() {
notifications := response.Notifications()
response.ClearNotifications()
signal.SendNewMessages(response)
localnotifications.PushMessages(notifications)
}
}
}
return nil
}
func (m *Messenger) dispatchMagnetlinkMessage(communityID string) error {
community, err := m.communitiesManager.GetByIDString(communityID)
if err != nil {
return err
}
magnetlink, err := m.communitiesManager.GetHistoryArchiveMagnetlink(community.ID())
if err != nil {
return err
}
magnetLinkMessage := &protobuf.CommunityMessageArchiveMagnetlink{
Clock: m.getTimesource().GetCurrentTime(),
MagnetUri: magnetlink,
}
encodedMessage, err := proto.Marshal(magnetLinkMessage)
if err != nil {
return err
}
chatID := community.MagnetlinkMessageChannelID()
rawMessage := common.RawMessage{
LocalChatID: chatID,
Sender: community.PrivateKey(),
Payload: encodedMessage,
MessageType: protobuf.ApplicationMetadataMessage_COMMUNITY_ARCHIVE_MAGNETLINK,
SkipGroupMessageWrap: true,
}
_, err = m.sender.SendPublic(context.Background(), chatID, rawMessage)
if err != nil {
return err
}
err = m.communitiesManager.UpdateCommunityDescriptionMagnetlinkMessageClock(community.ID(), magnetLinkMessage.Clock)
if err != nil {
return err
}
return m.communitiesManager.UpdateMagnetlinkMessageClock(community.ID(), magnetLinkMessage.Clock)
}
func (m *Messenger) EnableCommunityHistoryArchiveProtocol() error {
nodeConfig, err := m.settings.GetNodeConfig()
if err != nil {
return err
}
if nodeConfig.TorrentConfig.Enabled {
return nil
}
nodeConfig.TorrentConfig.Enabled = true
err = m.settings.SaveSetting("node-config", nodeConfig)
if err != nil {
return err
}
m.config.torrentConfig = &nodeConfig.TorrentConfig
m.communitiesManager.SetTorrentConfig(&nodeConfig.TorrentConfig)
err = m.communitiesManager.StartTorrentClient()
if err != nil {
return err
}
communities, err := m.communitiesManager.Created()
if err != nil {
return err
}
if len(communities) > 0 {
go m.InitHistoryArchiveTasks(communities)
}
m.config.messengerSignalsHandler.HistoryArchivesProtocolEnabled()
return nil
}
func (m *Messenger) DisableCommunityHistoryArchiveProtocol() error {
nodeConfig, err := m.settings.GetNodeConfig()
if err != nil {
return err
}
if !nodeConfig.TorrentConfig.Enabled {
return nil
}
m.communitiesManager.StopTorrentClient()
nodeConfig.TorrentConfig.Enabled = false
err = m.settings.SaveSetting("node-config", nodeConfig)
m.config.torrentConfig = &nodeConfig.TorrentConfig
m.communitiesManager.SetTorrentConfig(&nodeConfig.TorrentConfig)
if err != nil {
return err
}
m.config.messengerSignalsHandler.HistoryArchivesProtocolDisabled()
return nil
}
func (m *Messenger) GetCommunitiesSettings() ([]communities.CommunitySettings, error) {
settings, err := m.communitiesManager.GetCommunitiesSettings()
if err != nil {
return nil, err
}
return settings, nil
}
func (m *Messenger) SyncCommunitySettings(ctx context.Context, settings *communities.CommunitySettings) error {
if !m.hasPairedDevices() {
return nil
}
clock, chat := m.getLastClockWithRelatedChat()
syncMessage := &protobuf.SyncCommunitySettings{
Clock: clock,
CommunityId: settings.CommunityID,
HistoryArchiveSupportEnabled: settings.HistoryArchiveSupportEnabled,
}
encodedMessage, err := proto.Marshal(syncMessage)
if err != nil {
return err
}
_, err = m.dispatchMessage(ctx, common.RawMessage{
LocalChatID: chat.ID,
Payload: encodedMessage,
MessageType: protobuf.ApplicationMetadataMessage_SYNC_COMMUNITY_SETTINGS,
ResendAutomatically: true,
})
if err != nil {
return err
}
chat.LastClockValue = clock
return m.saveChat(chat)
}
func (m *Messenger) ExtractDiscordDataFromImportFiles(filesToImport []string) (*discord.ExtractedData, map[string]*discord.ImportError) {
extractedData := &discord.ExtractedData{
Categories: map[string]*discord.Category{},
ExportedData: make([]*discord.ExportedData, 0),
OldestMessageTimestamp: 0,
MessageCount: 0,
}
errors := map[string]*discord.ImportError{}
for _, fileToImport := range filesToImport {
filePath := strings.Replace(fileToImport, "file://", "", -1)
fileInfo, err := os.Stat(filePath)
if err != nil {
errors[fileToImport] = discord.Error(err.Error())
continue
}
fileSize := fileInfo.Size()
if fileSize > discord.MaxImportFileSizeBytes {
errors[fileToImport] = discord.Error(discord.ErrImportFileTooBig.Error())
continue
}
bytes, err := os.ReadFile(filePath)
if err != nil {
errors[fileToImport] = discord.Error(err.Error())
continue
}
var discordExportedData discord.ExportedData
err = json.Unmarshal(bytes, &discordExportedData)
if err != nil {
errors[fileToImport] = discord.Error(err.Error())
continue
}
if len(discordExportedData.Messages) == 0 {
errors[fileToImport] = discord.Error(discord.ErrNoMessageData.Error())
continue
}
discordExportedData.Channel.FilePath = filePath
categoryID := discordExportedData.Channel.CategoryID
discordCategory := discord.Category{
ID: categoryID,
Name: discordExportedData.Channel.CategoryName,
}
_, ok := extractedData.Categories[categoryID]
if !ok {
extractedData.Categories[categoryID] = &discordCategory
}
extractedData.MessageCount = extractedData.MessageCount + discordExportedData.MessageCount
extractedData.ExportedData = append(extractedData.ExportedData, &discordExportedData)
if len(discordExportedData.Messages) > 0 {
msgTime, err := time.Parse(discordTimestampLayout, discordExportedData.Messages[0].Timestamp)
if err != nil {
m.logger.Error("failed to parse discord message timestamp", zap.Error(err))
continue
}
if extractedData.OldestMessageTimestamp == 0 || int(msgTime.Unix()) <= extractedData.OldestMessageTimestamp {
// Exported discord channel data already comes with `messages` being
// sorted, starting with the oldest, so we can safely rely on the first
// message
extractedData.OldestMessageTimestamp = int(msgTime.Unix())
}
}
}
return extractedData, errors
}
func (m *Messenger) ExtractDiscordChannelsAndCategories(filesToImport []string) (*MessengerResponse, map[string]*discord.ImportError) {
response := &MessengerResponse{}
extractedData, errs := m.ExtractDiscordDataFromImportFiles(filesToImport)
for _, category := range extractedData.Categories {
response.AddDiscordCategory(category)
}
for _, export := range extractedData.ExportedData {
response.AddDiscordChannel(&export.Channel)
}
if extractedData.OldestMessageTimestamp != 0 {
response.DiscordOldestMessageTimestamp = extractedData.OldestMessageTimestamp
}
return response, errs
}
func (m *Messenger) RequestExtractDiscordChannelsAndCategories(filesToImport []string) {
go func() {
response, errors := m.ExtractDiscordChannelsAndCategories(filesToImport)
m.config.messengerSignalsHandler.DiscordCategoriesAndChannelsExtracted(
response.DiscordCategories,
response.DiscordChannels,
int64(response.DiscordOldestMessageTimestamp),
errors)
}()
}
func (m *Messenger) RequestImportDiscordCommunity(request *requests.ImportDiscordCommunity) {
go func() {
progressUpdates := make(chan *discord.ImportProgress)
done := make(chan struct{})
cancel := make(chan string)
m.startPublishImportProgressInterval(progressUpdates, cancel, done)
importProgress := &discord.ImportProgress{}
importProgress.Init([]discord.ImportTask{
discord.CommunityCreationTask,
discord.ChannelsCreationTask,
discord.ImportMessagesTask,
discord.DownloadAssetsTask,
discord.InitCommunityTask,
})
importProgress.CommunityName = request.Name
// initial progress immediately
m.publishImportProgress(importProgress)
exportData, errs := m.ExtractDiscordDataFromImportFiles(request.FilesToImport)
if len(errs) > 0 {
for _, err := range errs {
importProgress.AddTaskError(discord.CommunityCreationTask, err)
}
progressUpdates <- importProgress
return
}
totalChannelsCount := len(exportData.ExportedData)
totalMessageCount := exportData.MessageCount
if totalChannelsCount == 0 || totalMessageCount == 0 {
importError := discord.Error(discord.ErrNoChannelData.Error())
if totalMessageCount == 0 {
importError.Message = discord.ErrNoMessageData.Error()
}
importProgress.AddTaskError(discord.CommunityCreationTask, importError)
importProgress.StopTask(discord.CommunityCreationTask)
progressUpdates <- importProgress
return
}
importProgress.UpdateTaskProgress(discord.CommunityCreationTask, 0.5)
progressUpdates <- importProgress
createCommunityRequest := request.ToCreateCommunityRequest()
// We're calling `CreateCommunity` on `communitiesManager` directly, instead of
// using the `Messenger` API, so we get more control over when we set up filters,
// the community is published and data is being synced (we don't want the community
// to show up in clients while the import is in progress)
discordCommunity, err := m.communitiesManager.CreateCommunity(createCommunityRequest, false)
if err != nil {
importProgress.AddTaskError(discord.CommunityCreationTask, discord.Error(err.Error()))
importProgress.StopTask(discord.CommunityCreationTask)
progressUpdates <- importProgress
return
}
communitySettings := communities.CommunitySettings{
CommunityID: discordCommunity.IDString(),
HistoryArchiveSupportEnabled: true,
}
err = m.communitiesManager.SaveCommunitySettings(communitySettings)
if err != nil {
m.cleanUpImport(discordCommunity.IDString())
importProgress.AddTaskError(discord.CommunityCreationTask, discord.Error(err.Error()))
importProgress.StopTask(discord.CommunityCreationTask)
progressUpdates <- importProgress
return
}
if createCommunityRequest.Encrypted {
// Init hash ratchet for community
_, err = m.encryptor.GenerateHashRatchetKey(discordCommunity.ID())
if err != nil {
m.cleanUpImport(discordCommunity.IDString())
importProgress.AddTaskError(discord.CommunityCreationTask, discord.Error(err.Error()))
importProgress.StopTask(discord.CommunityCreationTask)
progressUpdates <- importProgress
return
}
}
communityID := discordCommunity.IDString()
// marking import as not cancelled
m.importingCommunities[communityID] = false
importProgress.CommunityID = communityID
importProgress.CommunityImages = make(map[string]images.IdentityImage)
imgs := discordCommunity.Images()
for t, i := range imgs {
importProgress.CommunityImages[t] = images.IdentityImage{Name: t, Payload: i.Payload}
}
importProgress.UpdateTaskProgress(discord.CommunityCreationTask, 0.75)
progressUpdates <- importProgress
if m.DiscordImportMarkedAsCancelled(communityID) {
importProgress.StopTask(discord.CommunityCreationTask)
progressUpdates <- importProgress
cancel <- communityID
return
}
//This is a map of discord category IDs <-> Status category IDs
processedCategoriesIds := make(map[string]string, 0)
totalCategoriesCount := len(exportData.Categories)
for _, category := range exportData.Categories {
createCommunityCategoryRequest := &requests.CreateCommunityCategory{
CommunityID: discordCommunity.ID(),
CategoryName: category.Name,
ChatIDs: make([]string, 0),
}
// We call `CreateCategory` on `communitiesManager` directly so we can control
// whether or not the community update should be published (it should not until the
// import has finished)
communityWithCategories, changes, err := m.communitiesManager.CreateCategory(createCommunityCategoryRequest, false)
if err != nil {
m.cleanUpImport(communityID)
importProgress.AddTaskError(discord.CommunityCreationTask, discord.Error(err.Error()))
importProgress.StopTask(discord.CommunityCreationTask)
progressUpdates <- importProgress
return
}
discordCommunity = communityWithCategories
// This looks like we keep overriding the same field but there's
// only one `CategoriesAdded` change at this point.
for _, addedCategory := range changes.CategoriesAdded {
processedCategoriesIds[category.ID] = addedCategory.CategoryId
}
// We're multiplying `progressValue` by 0.25 as it's added to the previous 0.75 progress
progressValue := (float32(len(processedCategoriesIds)) / float32(totalCategoriesCount)) * 0.25
importProgress.UpdateTaskProgress(discord.CommunityCreationTask, 0.75+progressValue)
progressUpdates <- importProgress
}
if m.DiscordImportMarkedAsCancelled(communityID) {
importProgress.StopTask(discord.CommunityCreationTask)
progressUpdates <- importProgress
cancel <- communityID
return
}
var chatsToSave []*Chat
processedChannelIds := make(map[string]string, 0)
messagesToSave := make(map[string]*common.Message, 0)
pinMessagesToSave := make([]*common.PinMessage, 0)
authorProfilesToSave := make(map[string]*protobuf.DiscordMessageAuthor, 0)
messageAttachmentsToDownload := make([]*protobuf.DiscordMessageAttachment, 0)
for _, channel := range exportData.ExportedData {
communityChat := &protobuf.CommunityChat{
Permissions: &protobuf.CommunityPermissions{
Access: protobuf.CommunityPermissions_NO_MEMBERSHIP,
},
Identity: &protobuf.ChatIdentity{
DisplayName: channel.Channel.Name,
Emoji: "",
Description: channel.Channel.Description,
Color: discordCommunity.Color(),
},
CategoryId: processedCategoriesIds[channel.Channel.CategoryID],
}
// We call `CreateChat` on `communitiesManager` directly to get more control
// over whether we want to publish the updated community description.
communityWithChats, changes, err := m.communitiesManager.CreateChat(discordCommunity.ID(), communityChat, false)
if err != nil {
m.cleanUpImport(communityID)
errmsg := err.Error()
if _errors.Is(err, communities.ErrInvalidCommunityDescriptionDuplicatedName) {
errmsg = fmt.Sprintf("Couldn't create channel '%s': %s", communityChat.Identity.DisplayName, err.Error())
}
importProgress.AddTaskError(discord.ChannelsCreationTask, discord.Error(errmsg))
importProgress.StopTask(discord.ChannelsCreationTask)
progressUpdates <- importProgress
return
}
discordCommunity = communityWithChats
// This looks like we keep overriding the chat id value
// as we iterate over `ChatsAdded`, however at this point we
// know there was only a single such change (and it's a map)
for chatID, chat := range changes.ChatsAdded {
c := CreateCommunityChat(communityID, chatID, chat, m.getTimesource())
chatsToSave = append(chatsToSave, c)
processedChannelIds[channel.Channel.ID] = c.ID
}
progressValue := float32(len(processedChannelIds)) / float32(totalChannelsCount)
importProgress.UpdateTaskProgress(discord.ChannelsCreationTask, progressValue)
progressUpdates <- importProgress
for _, discordMessage := range channel.Messages {
progressValue := float32(len(messagesToSave)) / float32(totalMessageCount)
timestamp, err := time.Parse(discordTimestampLayout, discordMessage.Timestamp)
if err != nil {
m.logger.Error("failed to parse discord message timestamp", zap.Error(err))
importProgress.AddTaskError(discord.ImportMessagesTask, discord.Warning(err.Error()))
importProgress.UpdateTaskProgress(discord.ImportMessagesTask, progressValue)
continue
}
if timestamp.Unix() < request.From {
continue
}
exists, err := m.persistence.HasDiscordMessageAuthor(discordMessage.Author.GetId())
if err != nil {
m.logger.Error("failed to check if message author exists in database", zap.Error(err))
importProgress.AddTaskError(discord.ImportMessagesTask, discord.Error(err.Error()))
importProgress.UpdateTaskProgress(discord.ImportMessagesTask, progressValue)
continue
}
if !exists {
err := m.persistence.SaveDiscordMessageAuthor(discordMessage.Author)
if err != nil {
importProgress.AddTaskError(discord.ImportMessagesTask, discord.Error(err.Error()))
importProgress.UpdateTaskProgress(discord.ImportMessagesTask, progressValue)
continue
}
}
hasPayload, err := m.persistence.HasDiscordMessageAuthorImagePayload(discordMessage.Author.GetId())
if err != nil {
m.logger.Error("failed to check if message avatar payload exists in database", zap.Error(err))
importProgress.AddTaskError(discord.ImportMessagesTask, discord.Error(err.Error()))
importProgress.UpdateTaskProgress(discord.ImportMessagesTask, progressValue)
continue
}
if !hasPayload {
authorProfilesToSave[discordMessage.Author.Id] = discordMessage.Author
}
// Convert timestamp to unix timestamp
discordMessage.Timestamp = fmt.Sprintf("%d", timestamp.Unix())
if discordMessage.TimestampEdited != "" {
timestampEdited, err := time.Parse(discordTimestampLayout, discordMessage.TimestampEdited)
if err != nil {
m.logger.Error("failed to parse discord message timestamp", zap.Error(err))
importProgress.AddTaskError(discord.ImportMessagesTask, discord.Warning(err.Error()))
importProgress.UpdateTaskProgress(discord.ImportMessagesTask, progressValue)
progressUpdates <- importProgress
continue
}
// Convert timestamp to unix timestamp
discordMessage.TimestampEdited = fmt.Sprintf("%d", timestampEdited.Unix())
}
for i := range discordMessage.Attachments {
discordMessage.Attachments[i].MessageId = discordMessage.Id
}
messageAttachmentsToDownload = append(messageAttachmentsToDownload, discordMessage.Attachments...)
clockAndTimestamp := uint64(timestamp.Unix()) * 1000
communityPubKey := discordCommunity.PrivateKey().PublicKey
chatMessage := protobuf.ChatMessage{
Timestamp: clockAndTimestamp,
MessageType: protobuf.MessageType_COMMUNITY_CHAT,
ContentType: protobuf.ChatMessage_DISCORD_MESSAGE,
Clock: clockAndTimestamp,
ChatId: processedChannelIds[channel.Channel.ID],
Payload: &protobuf.ChatMessage_DiscordMessage{
DiscordMessage: discordMessage,
},
}
// Handle message replies
if discordMessage.Type == string(discord.MessageTypeReply) && discordMessage.Reference != nil {
_, exists := messagesToSave[communityID+discordMessage.Reference.MessageId]
if exists {
chatMessage.ResponseTo = communityID + discordMessage.Reference.MessageId
}
}
messageToSave := &common.Message{
ID: communityID + discordMessage.Id,
WhisperTimestamp: clockAndTimestamp,
From: types.EncodeHex(crypto.FromECDSAPub(&communityPubKey)),
Seen: true,
LocalChatID: processedChannelIds[channel.Channel.ID],
SigPubKey: &communityPubKey,
CommunityID: communityID,
ChatMessage: chatMessage,
}
err = messageToSave.PrepareContent(common.PubkeyToHex(&m.identity.PublicKey))
if err != nil {
m.logger.Error("failed to prepare message content", zap.Error(err))
importProgress.AddTaskError(discord.ImportMessagesTask, discord.Error(err.Error()))
importProgress.UpdateTaskProgress(discord.ImportMessagesTask, progressValue)
continue
}
// Handle pin messages
if discordMessage.Type == string(discord.MessageTypeChannelPinned) && discordMessage.Reference != nil {
_, exists := messagesToSave[communityID+discordMessage.Reference.MessageId]
if exists {
pinMessage := protobuf.PinMessage{
Clock: messageToSave.WhisperTimestamp,
MessageId: communityID + discordMessage.Reference.MessageId,
ChatId: messageToSave.LocalChatID,
MessageType: protobuf.MessageType_COMMUNITY_CHAT,
Pinned: true,
}
encodedPayload, err := proto.Marshal(&pinMessage)
if err != nil {
m.logger.Error("failed to parse marshal pin message", zap.Error(err))
importProgress.AddTaskError(discord.ImportMessagesTask, discord.Warning(err.Error()))
importProgress.UpdateTaskProgress(discord.ImportMessagesTask, progressValue)
progressUpdates <- importProgress
continue
}
wrappedPayload, err := v1protocol.WrapMessageV1(encodedPayload, protobuf.ApplicationMetadataMessage_PIN_MESSAGE, discordCommunity.PrivateKey())
if err != nil {
m.logger.Error("failed to wrap pin message", zap.Error(err))
importProgress.AddTaskError(discord.ImportMessagesTask, discord.Warning(err.Error()))
importProgress.UpdateTaskProgress(discord.ImportMessagesTask, progressValue)
progressUpdates <- importProgress
continue
}
messageID := v1protocol.MessageID(&communityPubKey, wrappedPayload)
pinMessageToSave := common.PinMessage{
ID: types.EncodeHex(messageID),
PinMessage: pinMessage,
LocalChatID: processedChannelIds[channel.Channel.ID],
From: messageToSave.From,
SigPubKey: messageToSave.SigPubKey,
WhisperTimestamp: messageToSave.WhisperTimestamp,
}
pinMessagesToSave = append(pinMessagesToSave, &pinMessageToSave)
}
} else {
messagesToSave[communityID+discordMessage.Id] = messageToSave
}
}
// We're multiplying `progressValue` by `0.5` so we leave 50% for actual save operations
// The 0.5 could be calculated but we'd need to know the total message chunks count,
// which we don't at this point
progressValue = float32(len(messagesToSave)) / float32(totalMessageCount) * 0.5
importProgress.UpdateTaskProgress(discord.ImportMessagesTask, progressValue)
progressUpdates <- importProgress
if m.DiscordImportMarkedAsCancelled(communityID) {
importProgress.StopTask(discord.ImportMessagesTask)
progressUpdates <- importProgress
cancel <- communityID
return
}
}
var discordMessages []*protobuf.DiscordMessage
for _, msg := range messagesToSave {
discordMessages = append(discordMessages, msg.GetDiscordMessage())
}
// We save these messages in chunks so we don't block the database
// for a longer period of time
discordMessageChunks := chunkSlice(discordMessages, maxChunkSizeMessages)
chunksCount := len(discordMessageChunks)
// Signal to clients that save operations are starting
importProgress.UpdateTaskState(discord.ImportMessagesTask, discord.TaskStateSaving)
progressUpdates <- importProgress
for i, msgs := range discordMessageChunks {
err = m.persistence.SaveDiscordMessages(msgs)
if err != nil {
m.cleanUpImport(communityID)
importProgress.AddTaskError(discord.ImportMessagesTask, discord.Error(err.Error()))
importProgress.StopTask(discord.ImportMessagesTask)
progressUpdates <- importProgress
return
}
if m.DiscordImportMarkedAsCancelled(communityID) {
importProgress.StopTask(discord.ImportMessagesTask)
progressUpdates <- importProgress
cancel <- communityID
return
}
// We're multiplying `chunksCount` by `0.25` so we leave 25% for additional save operations
// 0.5 are the previous 50% of progress
currentCount := i + 1
progressValue := 0.5 + (float32(currentCount) / float32(chunksCount) * 0.25)
importProgress.UpdateTaskProgress(discord.ImportMessagesTask, progressValue)
// We slow down the saving of message chunks to keep the database responsive
if currentCount < chunksCount {
time.Sleep(2 * time.Second)
}
}
importProgress.UpdateTaskProgress(discord.ImportMessagesTask, 0.75)
var messages []*common.Message
for _, msg := range messagesToSave {
messages = append(messages, msg)
}
// Same as above, we save these messages in chunks so we don't block
// the database for a longer period of time
messageChunks := chunkSlice(messages, maxChunkSizeMessages)
chunksCount = len(messageChunks)
for i, msgs := range messageChunks {
err = m.persistence.SaveMessages(msgs)
if err != nil {
m.cleanUpImport(communityID)
importProgress.AddTaskError(discord.ImportMessagesTask, discord.Error(err.Error()))
importProgress.StopTask(discord.ImportMessagesTask)
progressUpdates <- importProgress
return
}
if m.DiscordImportMarkedAsCancelled(communityID) {
importProgress.StopTask(discord.ImportMessagesTask)
progressUpdates <- importProgress
cancel <- communityID
return
}
// 0.75 are the previous 75% of progress, hence we multiply our chunk progress
// by 0.25
currentCount := i + 1
progressValue := 0.75 + ((float32(currentCount) / float32(chunksCount)) * 0.25)
importProgress.UpdateTaskProgress(discord.ImportMessagesTask, progressValue)
// We slow down the saving of message chunks to keep the database responsive
if currentCount < chunksCount {
time.Sleep(2 * time.Second)
}
}
pinMessageChunks := chunkSlice(pinMessagesToSave, maxChunkSizeMessages)
for _, pinMsgs := range pinMessageChunks {
err = m.persistence.SavePinMessages(pinMsgs)
if err != nil {
m.cleanUpImport(communityID)
importProgress.AddTaskError(discord.ImportMessagesTask, discord.Error(err.Error()))
importProgress.StopTask(discord.ImportMessagesTask)
progressUpdates <- importProgress
return
}
if m.DiscordImportMarkedAsCancelled(communityID) {
importProgress.StopTask(discord.ImportMessagesTask)
progressUpdates <- importProgress
cancel <- communityID
return
}
}
importProgress.UpdateTaskProgress(discord.ImportMessagesTask, 1)
progressUpdates <- importProgress
totalAssetsCount := len(messageAttachmentsToDownload) + len(authorProfilesToSave)
var assetCounter discord.AssetCounter
var wg sync.WaitGroup
for id, author := range authorProfilesToSave {
wg.Add(1)
go func(id string, author *protobuf.DiscordMessageAuthor) {
defer wg.Done()
imagePayload, err := discord.DownloadAvatarAsset(author.AvatarUrl)
if err != nil {
errmsg := fmt.Sprintf("Couldn't download profile avatar '%s': %s", author.AvatarUrl, err.Error())
importProgress.AddTaskError(
discord.DownloadAssetsTask,
discord.Warning(errmsg),
)
progressUpdates <- importProgress
return
}
err = m.persistence.UpdateDiscordMessageAuthorImage(author.Id, imagePayload)
if err != nil {
importProgress.AddTaskError(discord.DownloadAssetsTask, discord.Warning(err.Error()))
progressUpdates <- importProgress
return
}
author.AvatarImagePayload = imagePayload
authorProfilesToSave[id] = author
assetCounter.Increase()
progressValue := float32(assetCounter.Value()) / float32(totalAssetsCount)
importProgress.UpdateTaskProgress(discord.DownloadAssetsTask, progressValue)
progressUpdates <- importProgress
if m.DiscordImportMarkedAsCancelled(discordCommunity.IDString()) {
importProgress.StopTask(discord.DownloadAssetsTask)
progressUpdates <- importProgress
cancel <- discordCommunity.IDString()
return
}
}(id, author)
}
wg.Wait()
if m.DiscordImportMarkedAsCancelled(communityID) {
importProgress.StopTask(discord.DownloadAssetsTask)
progressUpdates <- importProgress
cancel <- communityID
return
}
for idxRange := range gopart.Partition(len(messageAttachmentsToDownload), 100) {
attachments := messageAttachmentsToDownload[idxRange.Low:idxRange.High]
wg.Add(1)
go func(attachments []*protobuf.DiscordMessageAttachment) {
defer wg.Done()
for i, attachment := range attachments {
assetPayload, contentType, err := discord.DownloadAsset(attachment.Url)
if err != nil {
errmsg := fmt.Sprintf("Couldn't download message attachment '%s': %s", attachment.Url, err.Error())
importProgress.AddTaskError(
discord.DownloadAssetsTask,
discord.Warning(errmsg),
)
progressUpdates <- importProgress
continue
}
attachment.Payload = assetPayload
attachment.ContentType = contentType
messageAttachmentsToDownload[i] = attachment
assetCounter.Increase()
// Multiplying progress by `0.5` to leave 50% for saving assets to DB
// similar to how it's done for messages
progressValue := (float32(assetCounter.Value()) / float32(totalAssetsCount)) * 0.5
importProgress.UpdateTaskProgress(discord.DownloadAssetsTask, progressValue)
progressUpdates <- importProgress
if m.DiscordImportMarkedAsCancelled(communityID) {
importProgress.StopTask(discord.DownloadAssetsTask)
progressUpdates <- importProgress
cancel <- communityID
return
}
}
}(attachments)
}
wg.Wait()
if m.DiscordImportMarkedAsCancelled(communityID) {
importProgress.StopTask(discord.DownloadAssetsTask)
progressUpdates <- importProgress
cancel <- communityID
return
}
// Signal to the client that save operations are starting
importProgress.UpdateTaskState(discord.DownloadAssetsTask, discord.TaskStateSaving)
progressUpdates <- importProgress
// We chunk message attachments by `maxChunkSizeBytes` to ensure individual
// save operations don't take too long and block the database
attachmentChunks := chunkAttachmentsByByteSize(messageAttachmentsToDownload, maxChunkSizeBytes)
chunksCount = len(attachmentChunks)
for i, attachments := range attachmentChunks {
err = m.persistence.SaveDiscordMessageAttachments(attachments)
if err != nil {
m.cleanUpImport(communityID)
importProgress.AddTaskError(discord.DownloadAssetsTask, discord.Error(err.Error()))
importProgress.Stop()
progressUpdates <- importProgress
return
}
if m.DiscordImportMarkedAsCancelled(communityID) {
importProgress.StopTask(discord.DownloadAssetsTask)
progressUpdates <- importProgress
cancel <- communityID
return
}
// 0.5 are the previous 50% of progress, hence we multiply our chunk progress
// by 0.5
currentCount := i + 1
progressValue := 0.5 + ((float32(currentCount) / float32(chunksCount)) * 0.5)
importProgress.UpdateTaskProgress(discord.DownloadAssetsTask, progressValue)
// We slow down the saving of attachment chunks to keep the database responsive
if currentCount < chunksCount {
time.Sleep(2 * time.Second)
}
}
importProgress.UpdateTaskProgress(discord.DownloadAssetsTask, 1)
progressUpdates <- importProgress
err = m.publishOrg(discordCommunity)
if err != nil {
m.cleanUpImport(communityID)
importProgress.AddTaskError(discord.InitCommunityTask, discord.Error(err.Error()))
importProgress.Stop()
progressUpdates <- importProgress
return
}
if m.DiscordImportMarkedAsCancelled(communityID) {
importProgress.StopTask(discord.InitCommunityTask)
progressUpdates <- importProgress
cancel <- communityID
return
}
// Chats need to be saved after the community has been published,
// hence we make this part of the `InitCommunityTask`
err = m.saveChats(chatsToSave)
if err != nil {
m.cleanUpImport(communityID)
importProgress.AddTaskError(discord.InitCommunityTask, discord.Error(err.Error()))
importProgress.Stop()
progressUpdates <- importProgress
return
}
importProgress.UpdateTaskProgress(discord.InitCommunityTask, 0.15)
progressUpdates <- importProgress
if m.DiscordImportMarkedAsCancelled(communityID) {
importProgress.StopTask(discord.InitCommunityTask)
progressUpdates <- importProgress
cancel <- communityID
return
}
// Init the community filter so we can receive messages on the community
_, err = m.transport.InitCommunityFilters([]*ecdsa.PrivateKey{discordCommunity.PrivateKey()})
if err != nil {
m.cleanUpImport(communityID)
importProgress.AddTaskError(discord.InitCommunityTask, discord.Error(err.Error()))
importProgress.StopTask(discord.InitCommunityTask)
progressUpdates <- importProgress
return
}
importProgress.UpdateTaskProgress(discord.InitCommunityTask, 0.25)
progressUpdates <- importProgress
if m.DiscordImportMarkedAsCancelled(communityID) {
importProgress.StopTask(discord.InitCommunityTask)
progressUpdates <- importProgress
cancel <- communityID
return
}
filterChatIds := discordCommunity.DefaultFilters()
for _, chatID := range processedChannelIds {
filterChatIds = append(filterChatIds, chatID)
}
filters, err := m.transport.InitPublicFilters(filterChatIds)
if err != nil {
m.cleanUpImport(communityID)
importProgress.AddTaskError(discord.InitCommunityTask, discord.Error(err.Error()))
importProgress.StopTask(discord.InitCommunityTask)
progressUpdates <- importProgress
return
}
importProgress.UpdateTaskProgress(discord.InitCommunityTask, 0.5)
progressUpdates <- importProgress
if m.DiscordImportMarkedAsCancelled(communityID) {
importProgress.StopTask(discord.InitCommunityTask)
progressUpdates <- importProgress
cancel <- communityID
return
}
_, err = m.scheduleSyncFilters(filters)
if err != nil {
m.cleanUpImport(communityID)
importProgress.AddTaskError(discord.InitCommunityTask, discord.Error(err.Error()))
importProgress.StopTask(discord.InitCommunityTask)
progressUpdates <- importProgress
return
}
importProgress.UpdateTaskProgress(discord.InitCommunityTask, 0.75)
progressUpdates <- importProgress
if m.DiscordImportMarkedAsCancelled(communityID) {
importProgress.StopTask(discord.InitCommunityTask)
progressUpdates <- importProgress
cancel <- communityID
return
}
err = m.reregisterForPushNotifications()
if err != nil {
m.cleanUpImport(communityID)
importProgress.AddTaskError(discord.InitCommunityTask, discord.Error(err.Error()))
importProgress.StopTask(discord.InitCommunityTask)
progressUpdates <- importProgress
return
}
importProgress.UpdateTaskProgress(discord.InitCommunityTask, 1)
progressUpdates <- importProgress
if m.DiscordImportMarkedAsCancelled(communityID) {
importProgress.StopTask(discord.InitCommunityTask)
progressUpdates <- importProgress
cancel <- communityID
return
}
m.config.messengerSignalsHandler.DiscordCommunityImportFinished(communityID)
close(done)
wakuChatMessages, err := m.chatMessagesToWakuMessages(messages, discordCommunity)
if err != nil {
m.logger.Error("failed to convert chat messages into waku messages", zap.Error(err))
return
}
wakuPinMessages, err := m.pinMessagesToWakuMessages(pinMessagesToSave, discordCommunity)
if err != nil {
m.logger.Error("failed to convert pin messages into waku messages", zap.Error(err))
return
}
wakuMessages := append(wakuChatMessages, wakuPinMessages...)
topics, err := m.communitiesManager.GetCommunityChatsTopics(discordCommunity.ID())
if err != nil {
m.logger.Error("failed to get community chat topics", zap.Error(err))
return
}
startDate := time.Unix(int64(exportData.OldestMessageTimestamp), 0)
endDate := time.Now()
_, err = m.communitiesManager.CreateHistoryArchiveTorrentFromMessages(
discordCommunity.ID(),
wakuMessages,
topics,
startDate,
endDate,
messageArchiveInterval,
discordCommunity.Encrypted(),
)
if err != nil {
m.logger.Error("failed to create history archive torrent", zap.Error(err))
return
}
if m.torrentClientReady() && communitySettings.HistoryArchiveSupportEnabled {
err = m.communitiesManager.SeedHistoryArchiveTorrent(discordCommunity.ID())
if err != nil {
m.logger.Error("failed to seed history archive", zap.Error(err))
}
go m.communitiesManager.StartHistoryArchiveTasksInterval(discordCommunity, messageArchiveInterval)
}
}()
}
func (m *Messenger) MarkDiscordCommunityImportAsCancelled(communityID string) {
m.importingCommunities[communityID] = true
}
func (m *Messenger) DiscordImportMarkedAsCancelled(communityID string) bool {
cancelled, exists := m.importingCommunities[communityID]
return exists && cancelled
}
func (m *Messenger) cleanUpImports() {
for id := range m.importingCommunities {
m.cleanUpImport(id)
}
}
func (m *Messenger) cleanUpImport(communityID string) {
community, err := m.communitiesManager.GetByIDString(communityID)
if err != nil {
m.logger.Error("clean up failed, couldn't delete community", zap.Error(err))
return
}
deleteErr := m.communitiesManager.DeleteCommunity(community.ID())
if deleteErr != nil {
m.logger.Error("clean up failed, couldn't delete community", zap.Error(deleteErr))
}
deleteErr = m.persistence.DeleteMessagesByCommunityID(community.IDString())
if deleteErr != nil {
m.logger.Error("clean up failed, couldn't delete community messages", zap.Error(deleteErr))
}
}
func (m *Messenger) publishImportProgress(progress *discord.ImportProgress) {
m.config.messengerSignalsHandler.DiscordCommunityImportProgress(progress)
}
func (m *Messenger) startPublishImportProgressInterval(c chan *discord.ImportProgress, cancel chan string, done chan struct{}) {
var currentProgress *discord.ImportProgress
go func() {
ticker := time.NewTicker(2 * time.Second)
defer ticker.Stop()
for {
select {
case <-ticker.C:
if currentProgress != nil {
m.publishImportProgress(currentProgress)
if currentProgress.Stopped {
return
}
}
case progressUpdate := <-c:
currentProgress = progressUpdate
case <-done:
if currentProgress != nil {
m.publishImportProgress(currentProgress)
}
return
case communityID := <-cancel:
if currentProgress != nil {
m.publishImportProgress(currentProgress)
}
m.cleanUpImport(communityID)
m.config.messengerSignalsHandler.DiscordCommunityImportCancelled(communityID)
return
case <-m.quit:
m.cleanUpImports()
return
}
}
}()
}
func (m *Messenger) pinMessagesToWakuMessages(pinMessages []*common.PinMessage, c *communities.Community) ([]*types.Message, error) {
wakuMessages := make([]*types.Message, 0)
for _, msg := range pinMessages {
filter := m.transport.FilterByChatID(msg.LocalChatID)
encodedPayload, err := proto.Marshal(msg.GetProtobuf())
if err != nil {
return nil, err
}
wrappedPayload, err := v1protocol.WrapMessageV1(encodedPayload, protobuf.ApplicationMetadataMessage_PIN_MESSAGE, c.PrivateKey())
if err != nil {
return nil, err
}
hash := crypto.Keccak256Hash(append([]byte(c.IDString()), wrappedPayload...))
wakuMessage := &types.Message{
Sig: crypto.FromECDSAPub(&c.PrivateKey().PublicKey),
Timestamp: uint32(msg.WhisperTimestamp / 1000),
Topic: filter.Topic,
Payload: wrappedPayload,
Padding: []byte{1},
Hash: hash[:],
}
wakuMessages = append(wakuMessages, wakuMessage)
}
return wakuMessages, nil
}
func (m *Messenger) torrentClientReady() bool {
// Simply checking for `torrentConfig.Enabled` isn't enough
// as there's a possiblity that the torrent client couldn't
// be instantiated (for example in case of port conflicts)
return m.config.torrentConfig != nil &&
m.config.torrentConfig.Enabled &&
m.communitiesManager.TorrentClientStarted()
}
func (m *Messenger) chatMessagesToWakuMessages(chatMessages []*common.Message, c *communities.Community) ([]*types.Message, error) {
wakuMessages := make([]*types.Message, 0)
for _, msg := range chatMessages {
filter := m.transport.FilterByChatID(msg.LocalChatID)
encodedPayload, err := proto.Marshal(msg.GetProtobuf())
if err != nil {
return nil, err
}
wrappedPayload, err := v1protocol.WrapMessageV1(encodedPayload, protobuf.ApplicationMetadataMessage_CHAT_MESSAGE, c.PrivateKey())
if err != nil {
return nil, err
}
hash := crypto.Keccak256Hash([]byte(c.IDString() + msg.GetDiscordMessage().Id))
wakuMessage := &types.Message{
Sig: crypto.FromECDSAPub(&c.PrivateKey().PublicKey),
Timestamp: uint32(msg.WhisperTimestamp / 1000),
Topic: filter.Topic,
Payload: wrappedPayload,
Padding: []byte{1},
Hash: hash[:],
ThirdPartyID: c.IDString() + msg.GetDiscordMessage().Id,
}
wakuMessages = append(wakuMessages, wakuMessage)
}
return wakuMessages, nil
}
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