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status-go
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status-go/protocol/messenger.go

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package protocol
import (
"bytes"
"context"
"crypto/ecdsa"
"database/sql"
"encoding/hex"
"fmt"
"io/ioutil"
"math"
"math/rand"
"os"
"reflect"
"sync"
"time"
"github.com/libp2p/go-libp2p-core/peer"
"github.com/status-im/status-go/services/browsers"
"github.com/pkg/errors"
"go.uber.org/zap"
"github.com/ethereum/go-ethereum/event"
"github.com/davecgh/go-spew/spew"
"github.com/golang/protobuf/proto"
gethcommon "github.com/ethereum/go-ethereum/common"
"github.com/ethereum/go-ethereum/p2p"
"github.com/ethereum/go-ethereum/p2p/enode"
"github.com/status-im/status-go/appdatabase"
"github.com/status-im/status-go/appmetrics"
"github.com/status-im/status-go/connection"
"github.com/status-im/status-go/eth-node/crypto"
"github.com/status-im/status-go/eth-node/types"
userimage "github.com/status-im/status-go/images"
"github.com/status-im/status-go/multiaccounts"
"github.com/status-im/status-go/multiaccounts/accounts"
"github.com/status-im/status-go/protocol/anonmetrics"
"github.com/status-im/status-go/protocol/audio"
"github.com/status-im/status-go/protocol/common"
"github.com/status-im/status-go/protocol/communities"
"github.com/status-im/status-go/protocol/encryption"
"github.com/status-im/status-go/protocol/encryption/multidevice"
"github.com/status-im/status-go/protocol/encryption/sharedsecret"
"github.com/status-im/status-go/protocol/ens"
"github.com/status-im/status-go/protocol/identity/alias"
"github.com/status-im/status-go/protocol/identity/identicon"
"github.com/status-im/status-go/protocol/images"
"github.com/status-im/status-go/protocol/protobuf"
"github.com/status-im/status-go/protocol/pushnotificationclient"
"github.com/status-im/status-go/protocol/pushnotificationserver"
"github.com/status-im/status-go/protocol/sqlite"
"github.com/status-im/status-go/protocol/transport"
v1protocol "github.com/status-im/status-go/protocol/v1"
"github.com/status-im/status-go/server"
"github.com/status-im/status-go/services/ext/mailservers"
mailserversDB "github.com/status-im/status-go/services/mailservers"
"github.com/status-im/status-go/telemetry"
)
//todo: kozieiev: get rid of wakutransp word
type chatContext string
const (
PubKeyStringLength = 132
transactionSentTxt = "Transaction sent"
publicChat chatContext = "public-chat"
privateChat chatContext = "private-chat"
)
const messageResendMinDelay = 30
const messageResendMaxCount = 3
var communityAdvertiseIntervalSecond int64 = 60 * 60
// messageCacheIntervalMs is how long we should keep processed messages in the cache, in ms
var messageCacheIntervalMs uint64 = 1000 * 60 * 60 * 48
// Messenger is a entity managing chats and messages.
// It acts as a bridge between the application and encryption
// layers.
// It needs to expose an interface to manage installations
// because installations are managed by the user.
// Similarly, it needs to expose an interface to manage
// mailservers because they can also be managed by the user.
type Messenger struct {
node types.Node
server *p2p.Server
peerStore *mailservers.PeerStore
config *config
identity *ecdsa.PrivateKey
persistence *sqlitePersistence
transport *transport.Transport
encryptor *encryption.Protocol
sender *common.MessageSender
ensVerifier *ens.Verifier
anonMetricsClient *anonmetrics.Client
anonMetricsServer *anonmetrics.Server
pushNotificationClient *pushnotificationclient.Client
pushNotificationServer *pushnotificationserver.Server
communitiesManager *communities.Manager
logger *zap.Logger
verifyTransactionClient EthClient
featureFlags common.FeatureFlags
shutdownTasks []func() error
shouldPublishContactCode bool
systemMessagesTranslations *systemMessageTranslationsMap
allChats *chatMap
allContacts *contactMap
allInstallations *installationMap
modifiedInstallations *stringBoolMap
installationID string
mailserver []byte
mailserverCycle mailserverCycle
database *sql.DB
multiAccounts *multiaccounts.Database
mailservers *mailserversDB.Database
settings *accounts.Database
account *multiaccounts.Account
mailserversDatabase *mailserversDB.Database
browserDatabase *browsers.Database
httpServer *server.Server
quit chan struct{}
requestedCommunities map[string]*transport.Filter
connectionState connection.State
telemetryClient *telemetry.Client
// TODO(samyoul) Determine if/how the remaining usage of this mutex can be removed
mutex sync.Mutex
}
type connStatus int
const (
disconnected connStatus = iota + 1
connecting
connected
)
type peerStatus struct {
status connStatus
canConnectAfter time.Time
lastConnectionAttempt time.Time
}
type mailserverCycle struct {
sync.RWMutex
activeMailserver *enode.Node // For usage with wakuV1
activeStoreNode *peer.ID // For usage with wakuV2
peers map[string]peerStatus
events chan *p2p.PeerEvent
subscription event.Subscription
}
type dbConfig struct {
dbPath string
dbKey string
}
type EnvelopeEventsInterceptor struct {
EnvelopeEventsHandler transport.EnvelopeEventsHandler
Messenger *Messenger
}
// EnvelopeSent triggered when envelope delivered at least to 1 peer.
func (interceptor EnvelopeEventsInterceptor) EnvelopeSent(identifiers [][]byte) {
if interceptor.Messenger != nil {
var ids []string
for _, identifierBytes := range identifiers {
ids = append(ids, types.EncodeHex(identifierBytes))
}
err := interceptor.Messenger.processSentMessages(ids)
if err != nil {
interceptor.Messenger.logger.Info("Messenger failed to process sent messages", zap.Error(err))
} else {
interceptor.EnvelopeEventsHandler.EnvelopeSent(identifiers)
}
} else {
// NOTE(rasom): In case if interceptor.Messenger is not nil and
// some error occurred on processing sent message we don't want
// to send envelop.sent signal to the client, thus `else` cause
// is necessary.
interceptor.EnvelopeEventsHandler.EnvelopeSent(identifiers)
}
}
// EnvelopeExpired triggered when envelope is expired but wasn't delivered to any peer.
func (interceptor EnvelopeEventsInterceptor) EnvelopeExpired(identifiers [][]byte, err error) {
//we don't track expired events in Messenger, so just redirect to handler
interceptor.EnvelopeEventsHandler.EnvelopeExpired(identifiers, err)
}
// MailServerRequestCompleted triggered when the mailserver sends a message to notify that the request has been completed
func (interceptor EnvelopeEventsInterceptor) MailServerRequestCompleted(requestID types.Hash, lastEnvelopeHash types.Hash, cursor []byte, err error) {
//we don't track mailserver requests in Messenger, so just redirect to handler
interceptor.EnvelopeEventsHandler.MailServerRequestCompleted(requestID, lastEnvelopeHash, cursor, err)
}
// MailServerRequestExpired triggered when the mailserver request expires
func (interceptor EnvelopeEventsInterceptor) MailServerRequestExpired(hash types.Hash) {
//we don't track mailserver requests in Messenger, so just redirect to handler
interceptor.EnvelopeEventsHandler.MailServerRequestExpired(hash)
}
func NewMessenger(
nodeName string,
identity *ecdsa.PrivateKey,
node types.Node,
installationID string,
peerStore *mailservers.PeerStore,
opts ...Option,
) (*Messenger, error) {
var messenger *Messenger
c := config{}
for _, opt := range opts {
if err := opt(&c); err != nil {
return nil, err
}
}
logger := c.logger
if c.logger == nil {
var err error
if logger, err = zap.NewDevelopment(); err != nil {
return nil, errors.Wrap(err, "failed to create a logger")
}
}
if c.systemMessagesTranslations == nil {
c.systemMessagesTranslations = defaultSystemMessagesTranslations
}
// Configure the database.
database := c.db
if c.db == nil && c.dbConfig == (dbConfig{}) {
return nil, errors.New("database instance or database path needs to be provided")
}
if c.db == nil {
logger.Info("opening a database", zap.String("dbPath", c.dbConfig.dbPath))
var err error
database, err = appdatabase.InitializeDB(c.dbConfig.dbPath, c.dbConfig.dbKey)
if err != nil {
return nil, errors.Wrap(err, "failed to initialize database from the db config")
}
}
// Apply any post database creation changes to the database
c.db = database
for _, opt := range c.afterDbCreatedHooks {
if err := opt(&c); err != nil {
return nil, err
}
}
// Apply migrations for all components.
err := sqlite.Migrate(database)
if err != nil {
return nil, errors.Wrap(err, "failed to apply migrations")
}
// Initialize transport layer.
var transp *transport.Transport
if waku, err := node.GetWaku(nil); err == nil && waku != nil {
transp, err = transport.NewTransport(
waku,
identity,
database,
"waku_keys",
nil,
c.envelopesMonitorConfig,
logger,
)
if err != nil {
return nil, errors.Wrap(err, "failed to create Transport")
}
} else {
logger.Info("failed to find Waku service; trying WakuV2", zap.Error(err))
wakuV2, err := node.GetWakuV2(nil)
if err != nil || wakuV2 == nil {
return nil, errors.Wrap(err, "failed to find Whisper and Waku V1/V2 services")
}
transp, err = transport.NewTransport(
wakuV2,
identity,
database,
"wakuv2_keys",
nil,
c.envelopesMonitorConfig,
logger,
)
if err != nil {
return nil, errors.Wrap(err, "failed to create Transport")
}
}
// Initialize encryption layer.
encryptionProtocol := encryption.New(
database,
installationID,
logger,
)
sender, err := common.NewMessageSender(
identity,
database,
encryptionProtocol,
transp,
logger,
c.featureFlags,
)
if err != nil {
return nil, errors.Wrap(err, "failed to create messageSender")
}
// Initialise anon metrics client
var anonMetricsClient *anonmetrics.Client
if c.anonMetricsClientConfig != nil &&
c.anonMetricsClientConfig.ShouldSend &&
c.anonMetricsClientConfig.Active == anonmetrics.ActiveClientPhrase {
anonMetricsClient = anonmetrics.NewClient(sender)
anonMetricsClient.Config = c.anonMetricsClientConfig
anonMetricsClient.Identity = identity
anonMetricsClient.DB = appmetrics.NewDB(database)
anonMetricsClient.Logger = logger
}
// Initialise anon metrics server
var anonMetricsServer *anonmetrics.Server
if c.anonMetricsServerConfig != nil &&
c.anonMetricsServerConfig.Enabled &&
c.anonMetricsServerConfig.Active == anonmetrics.ActiveServerPhrase {
server, err := anonmetrics.NewServer(c.anonMetricsServerConfig.PostgresURI)
if err != nil {
return nil, errors.Wrap(err, "failed to create anonmetrics.Server")
}
anonMetricsServer = server
anonMetricsServer.Config = c.anonMetricsServerConfig
anonMetricsServer.Logger = logger
}
var telemetryClient *telemetry.Client
if c.telemetryServerURL != "" {
telemetryClient = telemetry.NewClient(logger, c.telemetryServerURL, c.account.KeyUID, nodeName)
}
// Initialize push notification server
var pushNotificationServer *pushnotificationserver.Server
if c.pushNotificationServerConfig != nil && c.pushNotificationServerConfig.Enabled {
c.pushNotificationServerConfig.Identity = identity
pushNotificationServerPersistence := pushnotificationserver.NewSQLitePersistence(database)
pushNotificationServer = pushnotificationserver.New(c.pushNotificationServerConfig, pushNotificationServerPersistence, sender)
}
// Initialize push notification client
pushNotificationClientPersistence := pushnotificationclient.NewPersistence(database)
pushNotificationClientConfig := c.pushNotificationClientConfig
if pushNotificationClientConfig == nil {
pushNotificationClientConfig = &pushnotificationclient.Config{}
}
sqlitePersistence := NewSQLitePersistence(database)
// Overriding until we handle different identities
pushNotificationClientConfig.Identity = identity
pushNotificationClientConfig.Logger = logger
pushNotificationClientConfig.InstallationID = installationID
pushNotificationClient := pushnotificationclient.New(pushNotificationClientPersistence, pushNotificationClientConfig, sender, sqlitePersistence)
ensVerifier := ens.New(node, logger, transp, database, c.verifyENSURL, c.verifyENSContractAddress)
communitiesManager, err := communities.NewManager(&identity.PublicKey, database, logger, ensVerifier)
if err != nil {
return nil, err
}
settings := accounts.NewDB(database)
mailservers := mailserversDB.NewDB(database)
httpServer, err := server.NewServer(database, logger)
if err != nil {
return nil, err
}
messenger = &Messenger{
config: &c,
node: node,
identity: identity,
persistence: sqlitePersistence,
transport: transp,
encryptor: encryptionProtocol,
sender: sender,
anonMetricsClient: anonMetricsClient,
anonMetricsServer: anonMetricsServer,
telemetryClient: telemetryClient,
pushNotificationClient: pushNotificationClient,
pushNotificationServer: pushNotificationServer,
communitiesManager: communitiesManager,
ensVerifier: ensVerifier,
featureFlags: c.featureFlags,
systemMessagesTranslations: c.systemMessagesTranslations,
allChats: new(chatMap),
allContacts: new(contactMap),
allInstallations: new(installationMap),
installationID: installationID,
modifiedInstallations: new(stringBoolMap),
verifyTransactionClient: c.verifyTransactionClient,
database: database,
multiAccounts: c.multiAccount,
settings: settings,
peerStore: peerStore,
mailservers: mailservers,
mailserverCycle: mailserverCycle{
peers: make(map[string]peerStatus),
},
mailserversDatabase: c.mailserversDatabase,
account: c.account,
quit: make(chan struct{}),
requestedCommunities: make(map[string]*transport.Filter),
browserDatabase: c.browserDatabase,
httpServer: httpServer,
shutdownTasks: []func() error{
ensVerifier.Stop,
pushNotificationClient.Stop,
communitiesManager.Stop,
encryptionProtocol.Stop,
transp.ResetFilters,
httpServer.Stop,
transp.Stop,
func() error { sender.Stop(); return nil },
// Currently this often fails, seems like it's safe to ignore them
// https://github.com/uber-go/zap/issues/328
func() error { _ = logger.Sync; return nil },
database.Close,
},
logger: logger,
}
if anonMetricsClient != nil {
messenger.shutdownTasks = append(messenger.shutdownTasks, anonMetricsClient.Stop)
}
if anonMetricsServer != nil {
messenger.shutdownTasks = append(messenger.shutdownTasks, anonMetricsServer.Stop)
}
if c.envelopesMonitorConfig != nil {
interceptor := EnvelopeEventsInterceptor{c.envelopesMonitorConfig.EnvelopeEventsHandler, messenger}
err := messenger.transport.SetEnvelopeEventsHandler(interceptor)
if err != nil {
logger.Info("Unable to set envelopes event handler", zap.Error(err))
}
}
return messenger, nil
}
func (m *Messenger) SetP2PServer(server *p2p.Server) {
m.server = server
}
func (m *Messenger) processSentMessages(ids []string) error {
if m.connectionState.Offline {
return errors.New("Can't mark message as sent while offline")
}
for _, id := range ids {
rawMessage, err := m.persistence.RawMessageByID(id)
if err != nil {
return errors.Wrapf(err, "Can't get raw message with id %v", id)
}
rawMessage.Sent = true
err = m.persistence.SaveRawMessage(rawMessage)
if err != nil {
return errors.Wrapf(err, "Can't save raw message marked as sent")
}
err = m.UpdateMessageOutgoingStatus(id, "sent")
if err != nil {
return err
}
}
return nil
}
func shouldResendMessage(message *common.RawMessage, t common.TimeSource) (bool, error) {
if !(message.MessageType == protobuf.ApplicationMetadataMessage_EMOJI_REACTION ||
message.MessageType == protobuf.ApplicationMetadataMessage_CHAT_MESSAGE) {
return false, errors.Errorf("Should resend only specific types of messages, can't resend %v", message.MessageType)
}
if message.Sent {
return false, errors.New("Should resend only non-sent messages")
}
if message.SendCount > messageResendMaxCount {
return false, nil
}
//exponential backoff depends on how many attempts to send message already made
backoff := uint64(math.Pow(2, float64(message.SendCount-1))) * messageResendMinDelay * uint64(time.Second.Milliseconds())
backoffElapsed := t.GetCurrentTime() > (message.LastSent + backoff)
return backoffElapsed, nil
}
func (m *Messenger) resendExpiredMessages() error {
if m.connectionState.Offline {
return errors.New("offline")
}
ids, err := m.persistence.ExpiredMessagesIDs(messageResendMaxCount)
if err != nil {
return errors.Wrapf(err, "Can't get expired reactions from db")
}
for _, id := range ids {
rawMessage, err := m.persistence.RawMessageByID(id)
if err != nil {
return errors.Wrapf(err, "Can't get raw message with id %v", id)
}
chat, ok := m.allChats.Load(rawMessage.LocalChatID)
if !ok {
return ErrChatNotFound
}
if !(chat.Public() || chat.CommunityChat()) {
return errors.New("Only public chats and community chats messages are resent")
}
ok, err = shouldResendMessage(rawMessage, m.getTimesource())
if err != nil {
return err
}
if ok {
err = m.persistence.SaveRawMessage(rawMessage)
if err != nil {
return errors.Wrapf(err, "Can't save raw message marked as non-expired")
}
err = m.reSendRawMessage(context.Background(), rawMessage.ID)
if err != nil {
return errors.Wrapf(err, "Can't resend expired message with id %v", rawMessage.ID)
}
}
}
return nil
}
func (m *Messenger) ToForeground() {
if m.httpServer != nil {
m.httpServer.ToForeground()
}
}
func (m *Messenger) ToBackground() {
if m.httpServer != nil {
m.httpServer.ToBackground()
}
}
func (m *Messenger) Start() (*MessengerResponse, error) {
m.logger.Info("starting messenger", zap.String("identity", types.EncodeHex(crypto.FromECDSAPub(&m.identity.PublicKey))))
// Start push notification server
if m.pushNotificationServer != nil {
if err := m.pushNotificationServer.Start(); err != nil {
return nil, err
}
}
// Start push notification client
if m.pushNotificationClient != nil {
m.handlePushNotificationClientRegistrations(m.pushNotificationClient.SubscribeToRegistrations())
if err := m.pushNotificationClient.Start(); err != nil {
return nil, err
}
}
// Start anonymous metrics client
if m.anonMetricsClient != nil {
if err := m.anonMetricsClient.Start(); err != nil {
return nil, err
}
}
ensSubscription := m.ensVerifier.Subscribe()
// Subscrbe
if err := m.ensVerifier.Start(); err != nil {
return nil, err
}
if err := m.communitiesManager.Start(); err != nil {
return nil, err
}
// set shared secret handles
m.sender.SetHandleSharedSecrets(m.handleSharedSecrets)
subscriptions, err := m.encryptor.Start(m.identity)
if err != nil {
return nil, err
}
// handle stored shared secrets
err = m.handleSharedSecrets(subscriptions.SharedSecrets)
if err != nil {
return nil, err
}
m.handleEncryptionLayerSubscriptions(subscriptions)
m.handleCommunitiesSubscription(m.communitiesManager.Subscribe())
m.handleConnectionChange(m.online())
m.handleENSVerificationSubscription(ensSubscription)
m.watchConnectionChange()
m.watchExpiredMessages()
m.watchIdentityImageChanges()
m.broadcastLatestUserStatus()
m.startBackupLoop()
err = m.startAutoMessageLoop()
if err != nil {
return nil, err
}
if err := m.cleanTopics(); err != nil {
return nil, err
}
response := &MessengerResponse{}
if m.mailserversDatabase != nil {
mailservers, err := m.mailserversDatabase.Mailservers()
if err != nil {
return nil, err
}
response.Mailservers = mailservers
}
if m.config.featureFlags.MailserverCycle {
err := m.StartMailserverCycle()
if err != nil {
return nil, err
}
}
err = m.httpServer.Start()
if err != nil {
return nil, err
}
return response, nil
}
func (m *Messenger) IdentityPublicKey() *ecdsa.PublicKey {
return &m.identity.PublicKey
}
// cleanTopics remove any topic that does not have a Listen flag set
func (m *Messenger) cleanTopics() error {
if m.mailserversDatabase == nil {
return nil
}
var filters []*transport.Filter
for _, f := range m.transport.Filters() {
if f.Listen && !f.Ephemeral {
filters = append(filters, f)
}
}
m.logger.Debug("keeping topics", zap.Any("filters", filters))
return m.mailserversDatabase.SetTopics(filters)
}
// handle connection change is called each time we go from offline/online or viceversa
func (m *Messenger) handleConnectionChange(online bool) {
if online {
if m.pushNotificationClient != nil {
m.pushNotificationClient.Online()
}
if m.shouldPublishContactCode {
if err := m.publishContactCode(); err != nil {
m.logger.Error("could not publish on contact code", zap.Error(err))
return
}
m.shouldPublishContactCode = false
}
} else {
if m.pushNotificationClient != nil {
m.pushNotificationClient.Offline()
}
if m.config.featureFlags.MailserverCycle {
m.DisconnectActiveMailserver() // force mailserver cycle to run again
}
}
m.ensVerifier.SetOnline(online)
}
func (m *Messenger) online() bool {
switch m.transport.WakuVersion() {
case 2:
return m.transport.PeerCount() > 0
default:
return m.node.PeersCount() > 0
}
}
func (m *Messenger) buildContactCodeAdvertisement() (*protobuf.ContactCodeAdvertisement, error) {
if m.pushNotificationClient == nil || !m.pushNotificationClient.Enabled() {
return nil, nil
}
m.logger.Debug("adding push notification info to contact code bundle")
info, err := m.pushNotificationClient.MyPushNotificationQueryInfo()
if err != nil {
return nil, err
}
if len(info) == 0 {
return nil, nil
}
return &protobuf.ContactCodeAdvertisement{
PushNotificationInfo: info,
}, nil
}
// publishContactCode sends a public message wrapped in the encryption
// layer, which will propagate our bundle
func (m *Messenger) publishContactCode() error {
var payload []byte
m.logger.Debug("sending contact code")
contactCodeAdvertisement, err := m.buildContactCodeAdvertisement()
if err != nil {
m.logger.Error("could not build contact code advertisement", zap.Error(err))
}
if contactCodeAdvertisement == nil {
contactCodeAdvertisement = &protobuf.ContactCodeAdvertisement{}
}
err = m.attachChatIdentity(contactCodeAdvertisement)
if err != nil {
return err
}
if contactCodeAdvertisement.ChatIdentity != nil {
m.logger.Debug("attached chat identity", zap.Int("images len", len(contactCodeAdvertisement.ChatIdentity.Images)))
} else {
m.logger.Debug("no attached chat identity")
}
payload, err = proto.Marshal(contactCodeAdvertisement)
if err != nil {
return err
}
contactCodeTopic := transport.ContactCodeTopic(&m.identity.PublicKey)
rawMessage := common.RawMessage{
LocalChatID: contactCodeTopic,
MessageType: protobuf.ApplicationMetadataMessage_CONTACT_CODE_ADVERTISEMENT,
Payload: payload,
}
ctx, cancel := context.WithTimeout(context.Background(), 5*time.Second)
defer cancel()
_, err = m.sender.SendPublic(ctx, contactCodeTopic, rawMessage)
if err != nil {
m.logger.Warn("failed to send a contact code", zap.Error(err))
}
m.logger.Debug("contact code sent")
return err
}
// contactCodeAdvertisement attaches a protobuf.ChatIdentity to the given protobuf.ContactCodeAdvertisement,
// if the `shouldPublish` conditions are met
func (m *Messenger) attachChatIdentity(cca *protobuf.ContactCodeAdvertisement) error {
contactCodeTopic := transport.ContactCodeTopic(&m.identity.PublicKey)
shouldPublish, err := m.shouldPublishChatIdentity(contactCodeTopic)
if err != nil {
return err
}
if !shouldPublish {
return nil
}
cca.ChatIdentity, err = m.createChatIdentity(privateChat)
if err != nil {
return err
}
img, err := m.multiAccounts.GetIdentityImage(m.account.KeyUID, userimage.SmallDimName)
if err != nil {
return err
}
if img == nil {
return errors.New("could not find image")
}
err = m.persistence.SaveWhenChatIdentityLastPublished(contactCodeTopic, img.Hash())
if err != nil {
return err
}
return nil
}
// handleStandaloneChatIdentity sends a standalone ChatIdentity message to a public or private channel if the publish criteria is met
func (m *Messenger) handleStandaloneChatIdentity(chat *Chat) error {
if chat.ChatType != ChatTypePublic && chat.ChatType != ChatTypeOneToOne {
return nil
}
shouldPublishChatIdentity, err := m.shouldPublishChatIdentity(chat.ID)
if err != nil {
return err
}
if !shouldPublishChatIdentity {
return nil
}
ci, err := m.createChatIdentity(publicChat)
if err != nil {
return err
}
payload, err := proto.Marshal(ci)
if err != nil {
return err
}
rawMessage := common.RawMessage{
LocalChatID: chat.ID,
MessageType: protobuf.ApplicationMetadataMessage_CHAT_IDENTITY,
Payload: payload,
}
ctx, cancel := context.WithTimeout(context.Background(), 5*time.Second)
defer cancel()
if chat.ChatType == ChatTypePublic {
_, err = m.sender.SendPublic(ctx, chat.ID, rawMessage)
if err != nil {
return err
}
} else {
pk, err := chat.PublicKey()
if err != nil {
return err
}
_, err = m.sender.SendPrivate(ctx, pk, &rawMessage)
if err != nil {
return err
}
}
img, err := m.multiAccounts.GetIdentityImage(m.account.KeyUID, userimage.SmallDimName)
if err != nil {
return err
}
if img == nil {
return errors.New("could not find image")
}
err = m.persistence.SaveWhenChatIdentityLastPublished(chat.ID, img.Hash())
if err != nil {
return err
}
return nil
}
// shouldPublishChatIdentity returns true if the last time the ChatIdentity was attached was more than 24 hours ago
func (m *Messenger) shouldPublishChatIdentity(chatID string) (bool, error) {
if m.account == nil {
return false, nil
}
// Check we have at least one image
img, err := m.multiAccounts.GetIdentityImage(m.account.KeyUID, userimage.SmallDimName)
if err != nil {
return false, err
}
if img == nil {
return false, nil
}
lp, hash, err := m.persistence.GetWhenChatIdentityLastPublished(chatID)
if err != nil {
return false, err
}
if !bytes.Equal(hash, img.Hash()) {
return true, nil
}
// Note: If Alice does not add bob as a contact she will not update her contact code with images
return lp == 0 || time.Now().Unix()-lp > 24*60*60, nil
}
// createChatIdentity creates a context based protobuf.ChatIdentity.
// context 'public-chat' will attach only the 'thumbnail' IdentityImage
// context 'private-chat' will attach all IdentityImage
func (m *Messenger) createChatIdentity(context chatContext) (*protobuf.ChatIdentity, error) {
m.logger.Info(fmt.Sprintf("account keyUID '%s'", m.account.KeyUID))
m.logger.Info(fmt.Sprintf("context '%s'", context))
ci := &protobuf.ChatIdentity{
Clock: m.transport.GetCurrentTime(),
EnsName: "", // TODO add ENS name handling to dedicate PR
}
err := m.attachIdentityImagesToChatIdentity(context, ci)
if err != nil {
return nil, err
}
return ci, nil
}
// adaptIdentityImageToProtobuf Adapts a images.IdentityImage to protobuf.IdentityImage
func (m *Messenger) adaptIdentityImageToProtobuf(img *userimage.IdentityImage) *protobuf.IdentityImage {
return &protobuf.IdentityImage{
Payload: img.Payload,
SourceType: protobuf.IdentityImage_RAW_PAYLOAD, // TODO add ENS avatar handling to dedicated PR
ImageType: images.ImageType(img.Payload),
}
}
func (m *Messenger) attachIdentityImagesToChatIdentity(context chatContext, ci *protobuf.ChatIdentity) error {
s, err := m.getSettings()
if err != nil {
return err
}
if s.ProfilePicturesShowTo == accounts.ProfilePicturesShowToNone {
m.logger.Info(fmt.Sprintf("settings.ProfilePicturesShowTo is set to '%d', skipping attaching IdentityImages", s.ProfilePicturesShowTo))
return nil
}
ciis := make(map[string]*protobuf.IdentityImage)
switch context {
case publicChat:
m.logger.Info(fmt.Sprintf("handling %s ChatIdentity", context))
img, err := m.multiAccounts.GetIdentityImage(m.account.KeyUID, userimage.SmallDimName)
if err != nil {
return err
}
m.logger.Debug(fmt.Sprintf("%s images.IdentityImage '%s'", context, spew.Sdump(img)))
ciis[userimage.SmallDimName] = m.adaptIdentityImageToProtobuf(img)
m.logger.Debug(fmt.Sprintf("%s protobuf.IdentityImage '%s'", context, spew.Sdump(ciis)))
ci.Images = ciis
case privateChat:
m.logger.Info(fmt.Sprintf("handling %s ChatIdentity", context))
imgs, err := m.multiAccounts.GetIdentityImages(m.account.KeyUID)
if err != nil {
return err
}
m.logger.Debug(fmt.Sprintf("%s images.IdentityImage '%s'", context, spew.Sdump(imgs)))
for _, img := range imgs {
ciis[img.Name] = m.adaptIdentityImageToProtobuf(img)
}
m.logger.Debug(fmt.Sprintf("%s protobuf.IdentityImage '%s'", context, spew.Sdump(ciis)))
ci.Images = ciis
default:
return fmt.Errorf("unknown ChatIdentity context '%s'", context)
}
if s.ProfilePicturesShowTo == accounts.ProfilePicturesShowToContactsOnly {
err := EncryptIdentityImagesWithContactPubKeys(ci.Images, m)
if err != nil {
return err
}
}
return nil
}
// handleSharedSecrets process the negotiated secrets received from the encryption layer
func (m *Messenger) handleSharedSecrets(secrets []*sharedsecret.Secret) error {
for _, secret := range secrets {
fSecret := types.NegotiatedSecret{
PublicKey: secret.Identity,
Key: secret.Key,
}
_, err := m.transport.ProcessNegotiatedSecret(fSecret)
if err != nil {
return err
}
}
return nil
}
// handleInstallations adds the installations in the installations map
func (m *Messenger) handleInstallations(installations []*multidevice.Installation) {
for _, installation := range installations {
if installation.Identity == contactIDFromPublicKey(&m.identity.PublicKey) {
if _, ok := m.allInstallations.Load(installation.ID); !ok {
m.allInstallations.Store(installation.ID, installation)
m.modifiedInstallations.Store(installation.ID, true)
}
}
}
}
// handleEncryptionLayerSubscriptions handles events from the encryption layer
func (m *Messenger) handleEncryptionLayerSubscriptions(subscriptions *encryption.Subscriptions) {
go func() {
for {
select {
case <-subscriptions.SendContactCode:
if err := m.publishContactCode(); err != nil {
m.logger.Error("failed to publish contact code", zap.Error(err))
}
// we also piggy-back to clean up cached messages
if err := m.transport.CleanMessagesProcessed(m.getTimesource().GetCurrentTime() - messageCacheIntervalMs); err != nil {
m.logger.Error("failed to clean processed messages", zap.Error(err))
}
case <-subscriptions.Quit:
m.logger.Debug("quitting encryption subscription loop")
return
}
}
}()
}
func (m *Messenger) handleENSVerified(records []*ens.VerificationRecord) {
var contacts []*Contact
for _, record := range records {
m.logger.Info("handling record", zap.Any("record", record))
contact, ok := m.allContacts.Load(record.PublicKey)
if !ok {
m.logger.Info("contact not found")
continue
}
contact.ENSVerified = record.Verified
contact.Name = record.Name
contacts = append(contacts, contact)
}
m.logger.Info("handled records", zap.Any("contacts", contacts))
if len(contacts) != 0 {
if err := m.persistence.SaveContacts(contacts); err != nil {
m.logger.Error("failed to save contacts", zap.Error(err))
return
}
}
m.logger.Info("calling on contacts")
if m.config.onContactENSVerified != nil {
m.logger.Info("called on contacts")
response := &MessengerResponse{Contacts: contacts}
m.config.onContactENSVerified(response)
}
}
func (m *Messenger) handleENSVerificationSubscription(c chan []*ens.VerificationRecord) {
go func() {
for {
select {
case records, more := <-c:
if !more {
m.logger.Info("No more records, quitting")
return
}
if len(records) != 0 {
m.logger.Info("handling records", zap.Any("records", records))
m.handleENSVerified(records)
}
case <-m.quit:
return
}
}
}()
}
// watchConnectionChange checks the connection status and call handleConnectionChange when this changes
func (m *Messenger) watchConnectionChange() {
m.logger.Debug("watching connection changes")
state := m.online()
go func() {
for {
select {
case <-time.After(200 * time.Millisecond):
newState := m.online()
if state != newState {
state = newState
m.logger.Debug("connection changed", zap.Bool("online", state))
m.handleConnectionChange(state)
}
case <-m.quit:
return
}
}
}()
}
// watchExpiredMessages regularly checks for expired emojis and invoke their resending
func (m *Messenger) watchExpiredMessages() {
m.logger.Debug("watching expired messages")
go func() {
for {
select {
case <-time.After(time.Second):
if m.online() {
err := m.resendExpiredMessages()
if err != nil {
m.logger.Debug("Error when resending expired emoji reactions", zap.Error(err))
}
}
case <-m.quit:
return
}
}
}()
}
// watchIdentityImageChanges checks for identity images changes and publishes to the contact code when it happens
func (m *Messenger) watchIdentityImageChanges() {
m.logger.Debug("watching identity image changes")
if m.multiAccounts == nil {
return
}
channel := m.multiAccounts.SubscribeToIdentityImageChanges()
go func() {
for {
select {
case <-channel:
err := m.PublishIdentityImage()
if err != nil {
m.logger.Error("failed to publish identity image", zap.Error(err))
}
case <-m.quit:
return
}
}
}()
}
func (m *Messenger) PublishIdentityImage() error {
// Reset last published time for ChatIdentity so new contact can receive data
err := m.resetLastPublishedTimeForChatIdentity()
if err != nil {
m.logger.Error("failed to reset publish time", zap.Error(err))
return err
}
// If not online, we schedule it
if !m.online() {
m.shouldPublishContactCode = true
return nil
}
return m.publishContactCode()
}
// handlePushNotificationClientRegistration handles registration events
func (m *Messenger) handlePushNotificationClientRegistrations(c chan struct{}) {
go func() {
for {
_, more := <-c
if !more {
return
}
if err := m.publishContactCode(); err != nil {
m.logger.Error("failed to publish contact code", zap.Error(err))
}
}
}()
}
// Init analyzes chats and contacts in order to setup filters
// which are responsible for retrieving messages.
func (m *Messenger) Init() error {
// Seed the for color generation
rand.Seed(time.Now().Unix())
logger := m.logger.With(zap.String("site", "Init"))
var (
publicChatIDs []string
publicKeys []*ecdsa.PublicKey
)
joinedCommunities, err := m.communitiesManager.Joined()
if err != nil {
return err
}
for _, org := range joinedCommunities {
// the org advertise on the public topic derived by the pk
publicChatIDs = append(publicChatIDs, org.IDString(), org.StatusUpdatesChannelID())
}
// Init filters for the communities we are an admin of
var adminCommunitiesPks []*ecdsa.PrivateKey
adminCommunities, err := m.communitiesManager.Created()
if err != nil {
return err
}
for _, c := range adminCommunities {
adminCommunitiesPks = append(adminCommunitiesPks, c.PrivateKey())
}
_, err = m.transport.InitCommunityFilters(adminCommunitiesPks)
if err != nil {
return err
}
// Get chat IDs and public keys from the existing chats.
// TODO: Get only active chats by the query.
chats, err := m.persistence.Chats()
if err != nil {
return err
}
for _, chat := range chats {
if err := chat.Validate(); err != nil {
logger.Warn("failed to validate chat", zap.Error(err))
continue
}
m.allChats.Store(chat.ID, chat)
if !chat.Active || chat.Timeline() {
continue
}
switch chat.ChatType {
case ChatTypePublic, ChatTypeProfile:
publicChatIDs = append(publicChatIDs, chat.ID)
case ChatTypeCommunityChat:
publicChatIDs = append(publicChatIDs, chat.ID)
case ChatTypeOneToOne:
pk, err := chat.PublicKey()
if err != nil {
return err
}
publicKeys = append(publicKeys, pk)
case ChatTypePrivateGroupChat:
for _, member := range chat.Members {
publicKey, err := member.PublicKey()
if err != nil {
return errors.Wrapf(err, "invalid public key for member %s in chat %s", member.ID, chat.Name)
}
publicKeys = append(publicKeys, publicKey)
}
default:
return errors.New("invalid chat type")
}
}
// upsert timeline chat
err = m.ensureTimelineChat()
if err != nil {
return err
}
// upsert profile chat
err = m.ensureMyOwnProfileChat()
if err != nil {
return err
}
// Get chat IDs and public keys from the contacts.
contacts, err := m.persistence.Contacts()
if err != nil {
return err
}
for idx, contact := range contacts {
m.allContacts.Store(contact.ID, contacts[idx])
// We only need filters for contacts added by us and not blocked.
if !contact.Added || contact.Blocked {
continue
}
publicKey, err := contact.PublicKey()
if err != nil {
logger.Error("failed to get contact's public key", zap.Error(err))
continue
}
publicKeys = append(publicKeys, publicKey)
}
installations, err := m.encryptor.GetOurInstallations(&m.identity.PublicKey)
if err != nil {
return err
}
for _, installation := range installations {
m.allInstallations.Store(installation.ID, installation)
}
_, err = m.transport.InitFilters(publicChatIDs, publicKeys)
return err
}
// Shutdown takes care of ensuring a clean shutdown of Messenger
func (m *Messenger) Shutdown() (err error) {
close(m.quit)
for i, task := range m.shutdownTasks {
m.logger.Debug("running shutdown task", zap.Int("n", i))
if tErr := task(); tErr != nil {
m.logger.Info("shutdown task failed", zap.Error(tErr))
if err == nil {
// First error appeared.
err = tErr
} else {
// We return all errors. They will be concatenated in the order of occurrence,
// however, they will also be returned as a single error.
err = errors.Wrap(err, tErr.Error())
}
}
}
return
}
func (m *Messenger) EnableInstallation(id string) error {
installation, ok := m.allInstallations.Load(id)
if !ok {
return errors.New("no installation found")
}
err := m.encryptor.EnableInstallation(&m.identity.PublicKey, id)
if err != nil {
return err
}
installation.Enabled = true
// TODO(samyoul) remove storing of an updated reference pointer?
m.allInstallations.Store(id, installation)
return nil
}
func (m *Messenger) DisableInstallation(id string) error {
installation, ok := m.allInstallations.Load(id)
if !ok {
return errors.New("no installation found")
}
err := m.encryptor.DisableInstallation(&m.identity.PublicKey, id)
if err != nil {
return err
}
installation.Enabled = false
// TODO(samyoul) remove storing of an updated reference pointer?
m.allInstallations.Store(id, installation)
return nil
}
func (m *Messenger) Installations() []*multidevice.Installation {
installations := make([]*multidevice.Installation, m.allInstallations.Len())
var i = 0
m.allInstallations.Range(func(installationID string, installation *multidevice.Installation) (shouldContinue bool) {
installations[i] = installation
i++
return true
})
return installations
}
func (m *Messenger) setInstallationMetadata(id string, data *multidevice.InstallationMetadata) error {
installation, ok := m.allInstallations.Load(id)
if !ok {
return errors.New("no installation found")
}
installation.InstallationMetadata = data
return m.encryptor.SetInstallationMetadata(&m.identity.PublicKey, id, data)
}
func (m *Messenger) SetInstallationMetadata(id string, data *multidevice.InstallationMetadata) error {
return m.setInstallationMetadata(id, data)
}
// NOT IMPLEMENTED
func (m *Messenger) SelectMailserver(id string) error {
return ErrNotImplemented
}
// NOT IMPLEMENTED
func (m *Messenger) AddMailserver(enode string) error {
return ErrNotImplemented
}
// NOT IMPLEMENTED
func (m *Messenger) RemoveMailserver(id string) error {
return ErrNotImplemented
}
// NOT IMPLEMENTED
func (m *Messenger) Mailservers() ([]string, error) {
return nil, ErrNotImplemented
}
func (m *Messenger) CreateGroupChatWithMembers(ctx context.Context, name string, members []string) (*MessengerResponse, error) {
var response MessengerResponse
logger := m.logger.With(zap.String("site", "CreateGroupChatWithMembers"))
logger.Info("Creating group chat", zap.String("name", name), zap.Any("members", members))
chat := CreateGroupChat(m.getTimesource())
clock, _ := chat.NextClockAndTimestamp(m.getTimesource())
group, err := v1protocol.NewGroupWithCreator(name, clock, m.identity)
if err != nil {
return nil, err
}
chat.LastClockValue = clock
chat.updateChatFromGroupMembershipChanges(group)
chat.Joined = int64(m.getTimesource().GetCurrentTime())
clock, _ = chat.NextClockAndTimestamp(m.getTimesource())
// Add members
if len(members) > 0 {
event := v1protocol.NewMembersAddedEvent(members, clock)
event.ChatID = chat.ID
err = event.Sign(m.identity)
if err != nil {
return nil, err
}
err = group.ProcessEvent(event)
if err != nil {
return nil, err
}
}
recipients, err := stringSliceToPublicKeys(group.Members())
if err != nil {
return nil, err
}
encodedMessage, err := m.sender.EncodeMembershipUpdate(group, nil)
if err != nil {
return nil, err
}
m.allChats.Store(chat.ID, &chat)
_, err = m.dispatchMessage(ctx, common.RawMessage{
LocalChatID: chat.ID,
Payload: encodedMessage,
MessageType: protobuf.ApplicationMetadataMessage_MEMBERSHIP_UPDATE_MESSAGE,
Recipients: recipients,
})
if err != nil {
return nil, err
}
chat.updateChatFromGroupMembershipChanges(group)
return m.addMessagesAndChat(&chat, buildSystemMessages(chat.MembershipUpdates, m.systemMessagesTranslations), &response)
}
func (m *Messenger) addMessagesAndChat(chat *Chat, messages []*common.Message, response *MessengerResponse) (*MessengerResponse, error) {
response.AddChat(chat)
response.AddMessages(messages)
err := m.persistence.SaveMessages(response.Messages())
if err != nil {
return nil, err
}
return response, m.saveChat(chat)
}
func (m *Messenger) CreateGroupChatFromInvitation(name string, chatID string, adminPK string) (*MessengerResponse, error) {
var response MessengerResponse
logger := m.logger.With(zap.String("site", "CreateGroupChatFromInvitation"))
logger.Info("Creating group chat from invitation", zap.String("name", name))
chat := CreateGroupChat(m.getTimesource())
chat.ID = chatID
chat.Name = name
chat.InvitationAdmin = adminPK
response.AddChat(&chat)
return &response, m.saveChat(&chat)
}
func (m *Messenger) RemoveMemberFromGroupChat(ctx context.Context, chatID string, member string) (*MessengerResponse, error) {
var response MessengerResponse
logger := m.logger.With(zap.String("site", "RemoveMemberFromGroupChat"))
logger.Info("Removing member form group chat", zap.String("chatID", chatID), zap.String("member", member))
chat, ok := m.allChats.Load(chatID)
if !ok {
return nil, ErrChatNotFound
}
group, err := newProtocolGroupFromChat(chat)
if err != nil {
return nil, err
}
// We save the initial recipients as we want to send updates to also
// the members kicked out
oldRecipients, err := stringSliceToPublicKeys(group.Members())
if err != nil {
return nil, err
}
clock, _ := chat.NextClockAndTimestamp(m.getTimesource())
// Remove member
event := v1protocol.NewMemberRemovedEvent(member, clock)
event.ChatID = chat.ID
err = event.Sign(m.identity)
if err != nil {
return nil, err
}
err = group.ProcessEvent(event)
if err != nil {
return nil, err
}
encodedMessage, err := m.sender.EncodeMembershipUpdate(group, nil)
if err != nil {
return nil, err
}
_, err = m.dispatchMessage(ctx, common.RawMessage{
LocalChatID: chat.ID,
Payload: encodedMessage,
MessageType: protobuf.ApplicationMetadataMessage_MEMBERSHIP_UPDATE_MESSAGE,
Recipients: oldRecipients,
})
if err != nil {
return nil, err
}
chat.updateChatFromGroupMembershipChanges(group)
return m.addMessagesAndChat(chat, buildSystemMessages(chat.MembershipUpdates, m.systemMessagesTranslations), &response)
}
func (m *Messenger) AddMembersToGroupChat(ctx context.Context, chatID string, members []string) (*MessengerResponse, error) {
var response MessengerResponse
logger := m.logger.With(zap.String("site", "AddMembersFromGroupChat"))
logger.Info("Adding members form group chat", zap.String("chatID", chatID), zap.Any("members", members))
chat, ok := m.allChats.Load(chatID)
if !ok {
return nil, ErrChatNotFound
}
group, err := newProtocolGroupFromChat(chat)
if err != nil {
return nil, err
}
clock, _ := chat.NextClockAndTimestamp(m.getTimesource())
// Add members
event := v1protocol.NewMembersAddedEvent(members, clock)
event.ChatID = chat.ID
err = event.Sign(m.identity)
if err != nil {
return nil, err
}
//approve invitations
for _, member := range members {
logger.Info("ApproveInvitationByChatIdAndFrom", zap.String("chatID", chatID), zap.Any("member", member))
groupChatInvitation := &GroupChatInvitation{
GroupChatInvitation: protobuf.GroupChatInvitation{
ChatId: chat.ID,
},
From: member,
}
groupChatInvitation, err = m.persistence.InvitationByID(groupChatInvitation.ID())
if err != nil && err != common.ErrRecordNotFound {
return nil, err
}
if groupChatInvitation != nil {
groupChatInvitation.State = protobuf.GroupChatInvitation_APPROVED
err := m.persistence.SaveInvitation(groupChatInvitation)
if err != nil {
return nil, err
}
response.Invitations = append(response.Invitations, groupChatInvitation)
}
}
err = group.ProcessEvent(event)
if err != nil {
return nil, err
}
recipients, err := stringSliceToPublicKeys(group.Members())
if err != nil {
return nil, err
}
encodedMessage, err := m.sender.EncodeMembershipUpdate(group, nil)
if err != nil {
return nil, err
}
_, err = m.dispatchMessage(ctx, common.RawMessage{
LocalChatID: chat.ID,
Payload: encodedMessage,
MessageType: protobuf.ApplicationMetadataMessage_MEMBERSHIP_UPDATE_MESSAGE,
Recipients: recipients,
})
if err != nil {
return nil, err
}
chat.updateChatFromGroupMembershipChanges(group)
return m.addMessagesAndChat(chat, buildSystemMessages([]v1protocol.MembershipUpdateEvent{event}, m.systemMessagesTranslations), &response)
}
func (m *Messenger) ChangeGroupChatName(ctx context.Context, chatID string, name string) (*MessengerResponse, error) {
logger := m.logger.With(zap.String("site", "ChangeGroupChatName"))
logger.Info("Changing group chat name", zap.String("chatID", chatID), zap.String("name", name))
chat, ok := m.allChats.Load(chatID)
if !ok {
return nil, ErrChatNotFound
}
group, err := newProtocolGroupFromChat(chat)
if err != nil {
return nil, err
}
clock, _ := chat.NextClockAndTimestamp(m.getTimesource())
// Add members
event := v1protocol.NewNameChangedEvent(name, clock)
event.ChatID = chat.ID
err = event.Sign(m.identity)
if err != nil {
return nil, err
}
// Update in-memory group
err = group.ProcessEvent(event)
if err != nil {
return nil, err
}
recipients, err := stringSliceToPublicKeys(group.Members())
if err != nil {
return nil, err
}
encodedMessage, err := m.sender.EncodeMembershipUpdate(group, nil)
if err != nil {
return nil, err
}
_, err = m.dispatchMessage(ctx, common.RawMessage{
LocalChatID: chat.ID,
Payload: encodedMessage,
MessageType: protobuf.ApplicationMetadataMessage_MEMBERSHIP_UPDATE_MESSAGE,
Recipients: recipients,
})
if err != nil {
return nil, err
}
chat.updateChatFromGroupMembershipChanges(group)
var response MessengerResponse
return m.addMessagesAndChat(chat, buildSystemMessages([]v1protocol.MembershipUpdateEvent{event}, m.systemMessagesTranslations), &response)
}
func (m *Messenger) SendGroupChatInvitationRequest(ctx context.Context, chatID string, adminPK string,
message string) (*MessengerResponse, error) {
logger := m.logger.With(zap.String("site", "SendGroupChatInvitationRequest"))
logger.Info("Sending group chat invitation request", zap.String("chatID", chatID),
zap.String("adminPK", adminPK), zap.String("message", message))
var response MessengerResponse
// Get chat and clock
chat, ok := m.allChats.Load(chatID)
if !ok {
return nil, ErrChatNotFound
}
clock, _ := chat.NextClockAndTimestamp(m.getTimesource())
invitationR := &GroupChatInvitation{
GroupChatInvitation: protobuf.GroupChatInvitation{
Clock: clock,
ChatId: chatID,
IntroductionMessage: message,
State: protobuf.GroupChatInvitation_REQUEST,
},
From: types.EncodeHex(crypto.FromECDSAPub(&m.identity.PublicKey)),
}
encodedMessage, err := proto.Marshal(invitationR.GetProtobuf())
if err != nil {
return nil, err
}
spec := common.RawMessage{
LocalChatID: adminPK,
Payload: encodedMessage,
MessageType: protobuf.ApplicationMetadataMessage_GROUP_CHAT_INVITATION,
ResendAutomatically: true,
}
pkey, err := hex.DecodeString(adminPK[2:])
if err != nil {
return nil, err
}
// Safety check, make sure is well formed
adminpk, err := crypto.UnmarshalPubkey(pkey)
if err != nil {
return nil, err
}
id, err := m.sender.SendPrivate(ctx, adminpk, &spec)
if err != nil {
return nil, err
}
spec.ID = types.EncodeHex(id)
spec.SendCount++
err = m.persistence.SaveRawMessage(&spec)
if err != nil {
return nil, err
}
response.Invitations = []*GroupChatInvitation{invitationR}
err = m.persistence.SaveInvitation(invitationR)
if err != nil {
return nil, err
}
return &response, nil
}
func (m *Messenger) GetGroupChatInvitations() ([]*GroupChatInvitation, error) {
return m.persistence.GetGroupChatInvitations()
}
func (m *Messenger) SendGroupChatInvitationRejection(ctx context.Context, invitationRequestID string) (*MessengerResponse, error) {
logger := m.logger.With(zap.String("site", "SendGroupChatInvitationRejection"))
logger.Info("Sending group chat invitation reject", zap.String("invitationRequestID", invitationRequestID))
invitationR, err := m.persistence.InvitationByID(invitationRequestID)
if err != nil {
return nil, err
}
invitationR.State = protobuf.GroupChatInvitation_REJECTED
// Get chat and clock
chat, ok := m.allChats.Load(invitationR.ChatId)
if !ok {
return nil, ErrChatNotFound
}
clock, _ := chat.NextClockAndTimestamp(m.getTimesource())
invitationR.Clock = clock
encodedMessage, err := proto.Marshal(invitationR.GetProtobuf())
if err != nil {
return nil, err
}
spec := common.RawMessage{
LocalChatID: invitationR.From,
Payload: encodedMessage,
MessageType: protobuf.ApplicationMetadataMessage_GROUP_CHAT_INVITATION,
ResendAutomatically: true,
}
pkey, err := hex.DecodeString(invitationR.From[2:])
if err != nil {
return nil, err
}
// Safety check, make sure is well formed
userpk, err := crypto.UnmarshalPubkey(pkey)
if err != nil {
return nil, err
}
id, err := m.sender.SendPrivate(ctx, userpk, &spec)
if err != nil {
return nil, err
}
spec.ID = types.EncodeHex(id)
spec.SendCount++
err = m.persistence.SaveRawMessage(&spec)
if err != nil {
return nil, err
}
var response MessengerResponse
response.Invitations = []*GroupChatInvitation{invitationR}
err = m.persistence.SaveInvitation(invitationR)
if err != nil {
return nil, err
}
return &response, nil
}
func (m *Messenger) AddAdminsToGroupChat(ctx context.Context, chatID string, members []string) (*MessengerResponse, error) {
var response MessengerResponse
logger := m.logger.With(zap.String("site", "AddAdminsToGroupChat"))
logger.Info("Add admins to group chat", zap.String("chatID", chatID), zap.Any("members", members))
chat, ok := m.allChats.Load(chatID)
if !ok {
return nil, ErrChatNotFound
}
group, err := newProtocolGroupFromChat(chat)
if err != nil {
return nil, err
}
clock, _ := chat.NextClockAndTimestamp(m.getTimesource())
// Add members
event := v1protocol.NewAdminsAddedEvent(members, clock)
event.ChatID = chat.ID
err = event.Sign(m.identity)
if err != nil {
return nil, err
}
err = group.ProcessEvent(event)
if err != nil {
return nil, err
}
recipients, err := stringSliceToPublicKeys(group.Members())
if err != nil {
return nil, err
}
encodedMessage, err := m.sender.EncodeMembershipUpdate(group, nil)
if err != nil {
return nil, err
}
_, err = m.dispatchMessage(ctx, common.RawMessage{
LocalChatID: chat.ID,
Payload: encodedMessage,
MessageType: protobuf.ApplicationMetadataMessage_MEMBERSHIP_UPDATE_MESSAGE,
Recipients: recipients,
})
if err != nil {
return nil, err
}
chat.updateChatFromGroupMembershipChanges(group)
return m.addMessagesAndChat(chat, buildSystemMessages([]v1protocol.MembershipUpdateEvent{event}, m.systemMessagesTranslations), &response)
}
func (m *Messenger) ConfirmJoiningGroup(ctx context.Context, chatID string) (*MessengerResponse, error) {
var response MessengerResponse
chat, ok := m.allChats.Load(chatID)
if !ok {
return nil, ErrChatNotFound
}
_, err := m.Join(chat)
if err != nil {
return nil, err
}
group, err := newProtocolGroupFromChat(chat)
if err != nil {
return nil, err
}
clock, _ := chat.NextClockAndTimestamp(m.getTimesource())
event := v1protocol.NewMemberJoinedEvent(
clock,
)
event.ChatID = chat.ID
err = event.Sign(m.identity)
if err != nil {
return nil, err
}
err = group.ProcessEvent(event)
if err != nil {
return nil, err
}
recipients, err := stringSliceToPublicKeys(group.Members())
if err != nil {
return nil, err
}
encodedMessage, err := m.sender.EncodeMembershipUpdate(group, nil)
if err != nil {
return nil, err
}
_, err = m.dispatchMessage(ctx, common.RawMessage{
LocalChatID: chat.ID,
Payload: encodedMessage,
MessageType: protobuf.ApplicationMetadataMessage_MEMBERSHIP_UPDATE_MESSAGE,
Recipients: recipients,
})
if err != nil {
return nil, err
}
chat.updateChatFromGroupMembershipChanges(group)
chat.Joined = int64(m.getTimesource().GetCurrentTime())
return m.addMessagesAndChat(chat, buildSystemMessages([]v1protocol.MembershipUpdateEvent{event}, m.systemMessagesTranslations), &response)
}
func (m *Messenger) leaveGroupChat(ctx context.Context, response *MessengerResponse, chatID string, remove bool, shouldBeSynced bool) (*MessengerResponse, error) {
chat, ok := m.allChats.Load(chatID)
if !ok {
return nil, ErrChatNotFound
}
joined := chat.HasJoinedMember(common.PubkeyToHex(&m.identity.PublicKey))
if joined {
group, err := newProtocolGroupFromChat(chat)
if err != nil {
return nil, err
}
clock, _ := chat.NextClockAndTimestamp(m.getTimesource())
event := v1protocol.NewMemberRemovedEvent(
contactIDFromPublicKey(&m.identity.PublicKey),
clock,
)
event.ChatID = chat.ID
err = event.Sign(m.identity)
if err != nil {
return nil, err
}
err = group.ProcessEvent(event)
if err != nil {
return nil, err
}
recipients, err := stringSliceToPublicKeys(group.Members())
if err != nil {
return nil, err
}
encodedMessage, err := m.sender.EncodeMembershipUpdate(group, nil)
if err != nil {
return nil, err
}
// shouldBeSynced is false if we got here because a synced client has already
// sent the leave group message. In that case we don't need to send it again.
if shouldBeSynced {
_, err = m.dispatchMessage(ctx, common.RawMessage{
LocalChatID: chat.ID,
Payload: encodedMessage,
MessageType: protobuf.ApplicationMetadataMessage_MEMBERSHIP_UPDATE_MESSAGE,
Recipients: recipients,
})
if err != nil {
return nil, err
}
}
chat.updateChatFromGroupMembershipChanges(group)
response.AddMessages(buildSystemMessages([]v1protocol.MembershipUpdateEvent{event}, m.systemMessagesTranslations))
err = m.persistence.SaveMessages(response.Messages())
if err != nil {
return nil, err
}
}
if remove {
chat.Active = false
}
if remove && shouldBeSynced {
err := m.syncChatRemoving(ctx, chat.ID)
if err != nil {
return nil, err
}
}
response.AddChat(chat)
return response, m.saveChat(chat)
}
func (m *Messenger) LeaveGroupChat(ctx context.Context, chatID string, remove bool) (*MessengerResponse, error) {
var response MessengerResponse
return m.leaveGroupChat(ctx, &response, chatID, remove, true)
}
// Decline all pending group invites from a user
func (m *Messenger) DeclineAllPendingGroupInvitesFromUser(response *MessengerResponse, userPublicKey string) (*MessengerResponse, error) {
// Decline group invites from active chats
chats, err := m.persistence.Chats()
var ctx context.Context
if err != nil {
return nil, err
}
for _, chat := range chats {
if chat.ChatType == ChatTypePrivateGroupChat &&
chat.ReceivedInvitationAdmin == userPublicKey &&
chat.Joined == 0 && chat.Active {
response, err = m.leaveGroupChat(ctx, response, chat.ID, true, true)
if err != nil {
return nil, err
}
}
}
// Decline group invites from activity center notifications
notifications, err := m.persistence.AcceptActivityCenterNotificationsForInvitesFromUser(userPublicKey)
if err != nil {
return nil, err
}
for _, notification := range notifications {
response, err = m.leaveGroupChat(ctx, response, notification.ChatID, true, true)
if err != nil {
return nil, err
}
}
return response, nil
}
func (m *Messenger) reregisterForPushNotifications() error {
m.logger.Info("contact state changed, re-registering for push notification")
if m.pushNotificationClient == nil {
return nil
}
return m.pushNotificationClient.Reregister(m.pushNotificationOptions())
}
// pull a message from the database and send it again
func (m *Messenger) reSendRawMessage(ctx context.Context, messageID string) error {
message, err := m.persistence.RawMessageByID(messageID)
if err != nil {
return err
}
chat, ok := m.allChats.Load(message.LocalChatID)
if !ok {
return errors.New("chat not found")
}
_, err = m.dispatchMessage(ctx, common.RawMessage{
LocalChatID: chat.ID,
Payload: message.Payload,
MessageType: message.MessageType,
Recipients: message.Recipients,
ResendAutomatically: message.ResendAutomatically,
SendCount: message.SendCount,
})
return err
}
// ReSendChatMessage pulls a message from the database and sends it again
func (m *Messenger) ReSendChatMessage(ctx context.Context, messageID string) error {
return m.reSendRawMessage(ctx, messageID)
}
func (m *Messenger) hasPairedDevices() bool {
logger := m.logger.Named("hasPairedDevices")
var count int
m.allInstallations.Range(func(installationID string, installation *multidevice.Installation) (shouldContinue bool) {
if installation.Enabled {
count++
}
return true
})
logger.Debug("installations info",
zap.Int("Number of installations", m.allInstallations.Len()),
zap.Int("Number of enabled installations", count))
return count > 1
}
// sendToPairedDevices will check if we have any paired devices and send to them if necessary
func (m *Messenger) sendToPairedDevices(ctx context.Context, spec common.RawMessage) error {
hasPairedDevices := m.hasPairedDevices()
// We send a message to any paired device
if hasPairedDevices {
_, err := m.sender.SendPrivate(ctx, &m.identity.PublicKey, &spec)
if err != nil {
return err
}
}
return nil
}
func (m *Messenger) dispatchPairInstallationMessage(ctx context.Context, spec common.RawMessage) ([]byte, error) {
var err error
var id []byte
id, err = m.sender.SendPairInstallation(ctx, &m.identity.PublicKey, spec)
if err != nil {
return nil, err
}
spec.ID = types.EncodeHex(id)
spec.SendCount++
err = m.persistence.SaveRawMessage(&spec)
if err != nil {
return nil, err
}
return id, nil
}
func (m *Messenger) dispatchMessage(ctx context.Context, spec common.RawMessage) (common.RawMessage, error) {
var err error
var id []byte
logger := m.logger.With(zap.String("site", "dispatchMessage"), zap.String("chatID", spec.LocalChatID))
chat, ok := m.allChats.Load(spec.LocalChatID)
if !ok {
return spec, errors.New("no chat found")
}
switch chat.ChatType {
case ChatTypeOneToOne:
publicKey, err := chat.PublicKey()
if err != nil {
return spec, err
}
//SendPrivate will alter message identity and possibly datasyncid, so we save an unchanged
//message for sending to paired devices later
specCopyForPairedDevices := spec
if !common.IsPubKeyEqual(publicKey, &m.identity.PublicKey) || spec.SkipEncryption {
id, err = m.sender.SendPrivate(ctx, publicKey, &spec)
if err != nil {
return spec, err
}
}
err = m.sendToPairedDevices(ctx, specCopyForPairedDevices)
if err != nil {
return spec, err
}
case ChatTypePublic, ChatTypeProfile:
logger.Debug("sending public message", zap.String("chatName", chat.Name))
id, err = m.sender.SendPublic(ctx, chat.ID, spec)
if err != nil {
return spec, err
}
case ChatTypeCommunityChat:
// TODO: add grant
canPost, err := m.communitiesManager.CanPost(&m.identity.PublicKey, chat.CommunityID, chat.CommunityChatID(), nil)
if err != nil {
return spec, err
}
// We allow emoji reactions by anyone
if spec.MessageType != protobuf.ApplicationMetadataMessage_EMOJI_REACTION && !canPost {
m.logger.Error("can't post on chat", zap.String("chat-id", chat.ID), zap.String("chat-name", chat.Name))
return spec, errors.New("can't post on chat")
}
logger.Debug("sending community chat message", zap.String("chatName", chat.Name))
id, err = m.sender.SendPublic(ctx, chat.ID, spec)
if err != nil {
return spec, err
}
case ChatTypePrivateGroupChat:
logger.Debug("sending group message", zap.String("chatName", chat.Name))
if spec.Recipients == nil {
// Anything that is not a membership update message is only dispatched to joined users
// NOTE: I think here it might make sense to always invite to joined users apart from the
// initial message
if spec.MessageType != protobuf.ApplicationMetadataMessage_MEMBERSHIP_UPDATE_MESSAGE {
spec.Recipients, err = chat.JoinedMembersAsPublicKeys()
if err != nil {
return spec, err
}
} else {
spec.Recipients, err = chat.MembersAsPublicKeys()
if err != nil {
return spec, err
}
}
}
hasPairedDevices := m.hasPairedDevices()
if !hasPairedDevices {
// Filter out my key from the recipients
n := 0
for _, recipient := range spec.Recipients {
if !common.IsPubKeyEqual(recipient, &m.identity.PublicKey) {
spec.Recipients[n] = recipient
n++
}
}
spec.Recipients = spec.Recipients[:n]
}
// We won't really send the message out if there's no recipients
if len(spec.Recipients) == 0 {
spec.Sent = true
}
// We skip wrapping in some cases (emoji reactions for example)
if !spec.SkipGroupMessageWrap {
spec.MessageType = protobuf.ApplicationMetadataMessage_MEMBERSHIP_UPDATE_MESSAGE
}
id, err = m.sender.SendGroup(ctx, spec.Recipients, spec)
if err != nil {
return spec, err
}
default:
return spec, errors.New("chat type not supported")
}
spec.ID = types.EncodeHex(id)
spec.SendCount++
spec.LastSent = m.getTimesource().GetCurrentTime()
err = m.persistence.SaveRawMessage(&spec)
if err != nil {
return spec, err
}
return spec, nil
}
// SendChatMessage takes a minimal message and sends it based on the corresponding chat
func (m *Messenger) SendChatMessage(ctx context.Context, message *common.Message) (*MessengerResponse, error) {
return m.sendChatMessage(ctx, message)
}
// SendChatMessages takes a array of messages and sends it based on the corresponding chats
func (m *Messenger) SendChatMessages(ctx context.Context, messages []*common.Message) (*MessengerResponse, error) {
var response MessengerResponse
for _, message := range messages {
messageResponse, err := m.SendChatMessage(ctx, message)
if err != nil {
return nil, err
}
err = response.Merge(messageResponse)
if err != nil {
return nil, err
}
}
return &response, nil
}
// SendChatMessage takes a minimal message and sends it based on the corresponding chat
func (m *Messenger) sendChatMessage(ctx context.Context, message *common.Message) (*MessengerResponse, error) {
if len(message.ImagePath) != 0 {
file, err := os.Open(message.ImagePath)
if err != nil {
return nil, err
}
defer file.Close()
payload, err := ioutil.ReadAll(file)
if err != nil {
return nil, err
}
image := protobuf.ImageMessage{
Payload: payload,
Type: images.ImageType(payload),
}
message.Payload = &protobuf.ChatMessage_Image{Image: &image}
} else if len(message.CommunityID) != 0 {
community, err := m.communitiesManager.GetByIDString(message.CommunityID)
if err != nil {
return nil, err
}
if community == nil {
return nil, errors.New("community not found")
}
wrappedCommunity, err := community.ToBytes()
if err != nil {
return nil, err
}
message.Payload = &protobuf.ChatMessage_Community{Community: wrappedCommunity}
message.ContentType = protobuf.ChatMessage_COMMUNITY
} else if len(message.AudioPath) != 0 {
file, err := os.Open(message.AudioPath)
if err != nil {
return nil, err
}
defer file.Close()
payload, err := ioutil.ReadAll(file)
if err != nil {
return nil, err
}
audioMessage := message.GetAudio()
if audioMessage == nil {
return nil, errors.New("no audio has been passed")
}
audioMessage.Payload = payload
audioMessage.Type = audio.Type(payload)
message.Payload = &protobuf.ChatMessage_Audio{Audio: audioMessage}
err = os.Remove(message.AudioPath)
if err != nil {
return nil, err
}
}
var response MessengerResponse
// A valid added chat is required.
chat, ok := m.allChats.Load(message.ChatId)
if !ok {
return nil, errors.New("Chat not found")
}
err := m.handleStandaloneChatIdentity(chat)
if err != nil {
return nil, err
}
err = extendMessageFromChat(message, chat, &m.identity.PublicKey, m.getTimesource())
if err != nil {
return nil, err
}
encodedMessage, err := m.encodeChatEntity(chat, message)
if err != nil {
return nil, err
}
rawMessage := common.RawMessage{
LocalChatID: chat.ID,
SendPushNotification: m.featureFlags.PushNotifications,
Payload: encodedMessage,
MessageType: protobuf.ApplicationMetadataMessage_CHAT_MESSAGE,
ResendAutomatically: true,
}
rawMessage, err = m.dispatchMessage(ctx, rawMessage)
if err != nil {
return nil, err
}
if rawMessage.Sent {
message.OutgoingStatus = common.OutgoingStatusSent
}
message.ID = rawMessage.ID
err = message.PrepareContent(common.PubkeyToHex(&m.identity.PublicKey))
if err != nil {
return nil, err
}
err = chat.UpdateFromMessage(message, m.getTimesource())
if err != nil {
return nil, err
}
err = m.persistence.SaveMessages([]*common.Message{message})
if err != nil {
return nil, err
}
msg, err := m.pullMessagesAndResponsesFromDB([]*common.Message{message})
if err != nil {
return nil, err
}
response.SetMessages(msg)
response.AddChat(chat)
m.logger.Debug("sent message", zap.String("id", message.ID))
m.prepareMessages(response.messages)
return &response, m.saveChat(chat)
}
// SyncDevices sends all public chats and contacts to paired devices
// TODO remove use of photoPath in contacts
func (m *Messenger) SyncDevices(ctx context.Context, ensName, photoPath string) (err error) {
myID := contactIDFromPublicKey(&m.identity.PublicKey)
if _, err = m.sendContactUpdate(ctx, myID, ensName, photoPath); err != nil {
return err
}
m.allChats.Range(func(chatID string, chat *Chat) (shouldContinue bool) {
isPublicChat := !chat.Timeline() && !chat.ProfileUpdates() && chat.Public()
if isPublicChat && chat.Active {
err = m.syncPublicChat(ctx, chat)
if err != nil {
return false
}
}
if (isPublicChat || chat.OneToOne() || chat.PrivateGroupChat()) && !chat.Active {
pending, err := m.persistence.HasPendingNotificationsForChat(chat.ID)
if err != nil {
return false
}
if !pending {
err = m.syncChatRemoving(ctx, chatID)
if err != nil {
return false
}
}
}
if (isPublicChat || chat.OneToOne() || chat.PrivateGroupChat() || chat.CommunityChat()) && chat.Active {
err := m.syncChatMessagesRead(ctx, chatID, chat.ReadMessagesAtClockValue)
if err != nil {
return false
}
}
if isPublicChat && chat.Active && chat.DeletedAtClockValue > 0 {
err = m.syncClearHistory(ctx, chat)
if err != nil {
return false
}
}
return true
})
if err != nil {
return err
}
m.allContacts.Range(func(contactID string, contact *Contact) (shouldContinue bool) {
if contact.ID != myID &&
(contact.LocalNickname != "" || contact.Added || contact.Blocked) {
if err = m.syncContact(ctx, contact); err != nil {
return false
}
}
return true
})
cs, err := m.communitiesManager.JoinedAndPendingCommunitiesWithRequests()
if err != nil {
return err
}
for _, c := range cs {
if err = m.syncCommunity(ctx, c); err != nil {
return err
}
}
bookmarks, err := m.browserDatabase.GetBookmarks()
if err != nil {
return err
}
for _, b := range bookmarks {
if err = m.SyncBookmark(ctx, b); err != nil {
return err
}
}
return err
}
func (m *Messenger) getLastClockWithRelatedChat() (uint64, *Chat) {
chatID := contactIDFromPublicKey(&m.identity.PublicKey)
chat, ok := m.allChats.Load(chatID)
if !ok {
chat = OneToOneFromPublicKey(&m.identity.PublicKey, m.getTimesource())
// We don't want to show the chat to the user
chat.Active = false
}
m.allChats.Store(chat.ID, chat)
clock, _ := chat.NextClockAndTimestamp(m.getTimesource())
return clock, chat
}
// SendPairInstallation sends a pair installation message
func (m *Messenger) SendPairInstallation(ctx context.Context) (*MessengerResponse, error) {
var err error
var response MessengerResponse
installation, ok := m.allInstallations.Load(m.installationID)
if !ok {
return nil, errors.New("no installation found")
}
if installation.InstallationMetadata == nil {
return nil, errors.New("no installation metadata")
}
clock, chat := m.getLastClockWithRelatedChat()
pairMessage := &protobuf.PairInstallation{
Clock: clock,
Name: installation.InstallationMetadata.Name,
InstallationId: installation.ID,
DeviceType: installation.InstallationMetadata.DeviceType}
encodedMessage, err := proto.Marshal(pairMessage)
if err != nil {
return nil, err
}
_, err = m.dispatchPairInstallationMessage(ctx, common.RawMessage{
LocalChatID: chat.ID,
Payload: encodedMessage,
MessageType: protobuf.ApplicationMetadataMessage_PAIR_INSTALLATION,
ResendAutomatically: true,
})
if err != nil {
return nil, err
}
response.AddChat(chat)
chat.LastClockValue = clock
err = m.saveChat(chat)
if err != nil {
return nil, err
}
return &response, nil
}
// syncPublicChat sync a public chat with paired devices
func (m *Messenger) syncPublicChat(ctx context.Context, publicChat *Chat) error {
var err error
if !m.hasPairedDevices() {
return nil
}
clock, chat := m.getLastClockWithRelatedChat()
syncMessage := &protobuf.SyncInstallationPublicChat{
Clock: clock,
Id: publicChat.ID,
}
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_INSTALLATION_PUBLIC_CHAT,
ResendAutomatically: true,
})
if err != nil {
return err
}
chat.LastClockValue = clock
return m.saveChat(chat)
}
func (m *Messenger) syncClearHistory(ctx context.Context, publicChat *Chat) error {
var err error
if !m.hasPairedDevices() {
return nil
}
clock, chat := m.getLastClockWithRelatedChat()
syncMessage := &protobuf.SyncClearHistory{
ChatId: publicChat.ID,
ClearedAt: publicChat.DeletedAtClockValue,
}
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_CLEAR_HISTORY,
ResendAutomatically: true,
})
if err != nil {
return err
}
chat.LastClockValue = clock
return m.saveChat(chat)
}
func (m *Messenger) syncChatRemoving(ctx context.Context, id string) error {
var err error
if !m.hasPairedDevices() {
return nil
}
clock, chat := m.getLastClockWithRelatedChat()
syncMessage := &protobuf.SyncChatRemoved{
Clock: clock,
Id: id,
}
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_CHAT_REMOVED,
ResendAutomatically: true,
})
if err != nil {
return err
}
chat.LastClockValue = clock
return m.saveChat(chat)
}
// syncContact sync as contact with paired devices
func (m *Messenger) syncContact(ctx context.Context, contact *Contact) error {
var err error
if contact.IsSyncing {
return nil
}
if !m.hasPairedDevices() {
return nil
}
clock, chat := m.getLastClockWithRelatedChat()
var ensName string
if contact.ENSVerified {
ensName = contact.Name
}
oneToOneChat, ok := m.allChats.Load(contact.ID)
muted := false
if ok {
muted = oneToOneChat.Muted
}
syncMessage := &protobuf.SyncInstallationContactV2{
LastUpdatedLocally: contact.LastUpdatedLocally,
LastUpdated: contact.LastUpdated,
Id: contact.ID,
EnsName: ensName,
LocalNickname: contact.LocalNickname,
Added: contact.Added,
Blocked: contact.Blocked,
Muted: muted,
Removed: contact.Removed,
}
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_INSTALLATION_CONTACT,
ResendAutomatically: true,
})
if err != nil {
return err
}
chat.LastClockValue = clock
return m.saveChat(chat)
}
func (m *Messenger) syncCommunity(ctx context.Context, community *communities.Community) error {
logger := m.logger.Named("syncCommunity")
if !m.hasPairedDevices() {
logger.Debug("device has no paired devices")
return nil
}
logger.Debug("device has paired device(s)")
clock, chat := m.getLastClockWithRelatedChat()
syncMessage, err := community.ToSyncCommunityProtobuf(clock)
if err != nil {
return err
}
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_INSTALLATION_COMMUNITY,
ResendAutomatically: true,
})
if err != nil {
return err
}
logger.Debug("message dispatched")
chat.LastClockValue = clock
return m.saveChat(chat)
}
func (m *Messenger) SyncBookmark(ctx context.Context, bookmark *browsers.Bookmark) error {
if !m.hasPairedDevices() {
return nil
}
clock, chat := m.getLastClockWithRelatedChat()
syncMessage := &protobuf.SyncBookmark{
Clock: clock,
Url: bookmark.URL,
Name: bookmark.Name,
ImageUrl: bookmark.ImageURL,
Removed: bookmark.Removed,
}
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_BOOKMARK,
ResendAutomatically: true,
})
if err != nil {
return err
}
chat.LastClockValue = clock
return m.saveChat(chat)
}
// RetrieveAll retrieves messages from all filters, processes them and returns a
// MessengerResponse to the client
func (m *Messenger) RetrieveAll() (*MessengerResponse, error) {
chatWithMessages, err := m.transport.RetrieveRawAll()
if err != nil {
return nil, err
}
return m.handleRetrievedMessages(chatWithMessages)
}
func (m *Messenger) GetStats() types.StatsSummary {
return m.transport.GetStats()
}
type CurrentMessageState struct {
// Message is the protobuf message received
Message protobuf.ChatMessage
// MessageID is the ID of the message
MessageID string
// WhisperTimestamp is the whisper timestamp of the message
WhisperTimestamp uint64
// Contact is the contact associated with the author of the message
Contact *Contact
// PublicKey is the public key of the author of the message
PublicKey *ecdsa.PublicKey
}
type ReceivedMessageState struct {
// State on the message being processed
CurrentMessageState *CurrentMessageState
// AllChats in memory
AllChats *chatMap
// All contacts in memory
AllContacts *contactMap
// List of contacts modified
ModifiedContacts *stringBoolMap
// All installations in memory
AllInstallations *installationMap
// List of communities modified
ModifiedInstallations *stringBoolMap
// Map of existing messages
ExistingMessagesMap map[string]bool
// EmojiReactions is a list of emoji reactions for the current batch
// indexed by from-message-id-emoji-type
EmojiReactions map[string]*EmojiReaction
// GroupChatInvitations is a list of invitation requests or rejections
GroupChatInvitations map[string]*GroupChatInvitation
// Response to the client
Response *MessengerResponse
// Timesource is a time source for clock values/timestamps.
Timesource common.TimeSource
AllBookmarks map[string]*browsers.Bookmark
}
func (m *Messenger) markDeliveredMessages(acks [][]byte) {
for _, ack := range acks {
//get message ID from database by datasync ID, with at-least-one
// semantic
messageIDBytes, err := m.persistence.MarkAsConfirmed(ack, true)
if err != nil {
m.logger.Info("got datasync acknowledge for message we don't have in db", zap.String("ack", hex.EncodeToString(ack)))
continue
}
messageID := messageIDBytes.String()
//mark messages as delivered
err = m.UpdateMessageOutgoingStatus(messageID, common.OutgoingStatusDelivered)
if err != nil {
m.logger.Debug("Can't set message status as delivered", zap.Error(err))
}
//send signal to client that message status updated
if m.config.messengerSignalsHandler != nil {
message, err := m.persistence.MessageByID(messageID)
if err != nil {
m.logger.Debug("Can't get message from database", zap.Error(err))
continue
}
m.config.messengerSignalsHandler.MessageDelivered(message.LocalChatID, messageID)
}
}
}
// addNewMessageNotification takes a common.Message and generates a new NotificationBody and appends it to the
// []Response.Notifications if the message is m.New
func (r *ReceivedMessageState) addNewMessageNotification(publicKey ecdsa.PublicKey, m *common.Message, responseTo *common.Message, profilePicturesVisibility int) error {
if !m.New {
return nil
}
pubKey, err := m.GetSenderPubKey()
if err != nil {
return err
}
contactID := contactIDFromPublicKey(pubKey)
chat, ok := r.AllChats.Load(m.LocalChatID)
if !ok {
return fmt.Errorf("chat ID '%s' not present", m.LocalChatID)
}
contact, ok := r.AllContacts.Load(contactID)
if !ok {
return fmt.Errorf("contact ID '%s' not present", contactID)
}
if !chat.Muted {
if showMessageNotification(publicKey, m, chat, responseTo) {
notification, err := NewMessageNotification(m.ID, m, chat, contact, r.AllContacts, profilePicturesVisibility)
if err != nil {
return err
}
r.Response.AddNotification(notification)
}
}
return nil
}
// addNewActivityCenterNotification takes a common.Message and generates a new ActivityCenterNotification and appends it to the
// []Response.ActivityCenterNotifications if the message is m.New
func (r *ReceivedMessageState) addNewActivityCenterNotification(publicKey ecdsa.PublicKey, m *Messenger, message *common.Message, responseTo *common.Message) error {
if !message.New {
return nil
}
chat, ok := r.AllChats.Load(message.LocalChatID)
if !ok {
return fmt.Errorf("chat ID '%s' not present", message.LocalChatID)
}
isNotification, notificationType := showMentionOrReplyActivityCenterNotification(publicKey, message, chat, responseTo)
if isNotification {
notification := &ActivityCenterNotification{
ID: types.FromHex(message.ID),
Name: chat.Name,
Message: message,
ReplyMessage: responseTo,
Type: notificationType,
Timestamp: message.WhisperTimestamp,
ChatID: chat.ID,
Author: message.From,
}
err := m.persistence.SaveActivityCenterNotification(notification)
if err != nil {
m.logger.Warn("failed to save notification", zap.Error(err))
return err
}
r.Response.AddActivityCenterNotification(notification)
}
return nil
}
func (m *Messenger) handleRetrievedMessages(chatWithMessages map[transport.Filter][]*types.Message) (*MessengerResponse, error) {
response := &MessengerResponse{}
messageState := &ReceivedMessageState{
AllChats: m.allChats,
AllContacts: m.allContacts,
ModifiedContacts: new(stringBoolMap),
AllInstallations: m.allInstallations,
ModifiedInstallations: m.modifiedInstallations,
ExistingMessagesMap: make(map[string]bool),
EmojiReactions: make(map[string]*EmojiReaction),
GroupChatInvitations: make(map[string]*GroupChatInvitation),
Response: response,
Timesource: m.getTimesource(),
AllBookmarks: make(map[string]*browsers.Bookmark),
}
logger := m.logger.With(zap.String("site", "RetrieveAll"))
for filter, messages := range chatWithMessages {
var processedMessages []string
for _, shhMessage := range messages {
logger := logger.With(zap.String("hash", types.EncodeHex(shhMessage.Hash)))
// Indicates tha all messages in the batch have been processed correctly
allMessagesProcessed := true
statusMessages, acks, err := m.sender.HandleMessages(shhMessage, true)
if err != nil {
logger.Info("failed to decode messages", zap.Error(err))
continue
}
if m.telemetryClient != nil {
go m.telemetryClient.PushReceivedMessages(filter, shhMessage, statusMessages)
}
m.markDeliveredMessages(acks)
logger.Debug("processing messages further", zap.Int("count", len(statusMessages)))
for _, msg := range statusMessages {
logger := logger.With(zap.String("message-id", msg.ID.String()))
logger.Debug("processing message")
publicKey := msg.SigPubKey()
m.handleInstallations(msg.Installations)
err := m.handleSharedSecrets(msg.SharedSecrets)
if err != nil {
// log and continue, non-critical error
logger.Warn("failed to handle shared secrets")
}
// Check for messages from blocked users
senderID := contactIDFromPublicKey(publicKey)
if contact, ok := messageState.AllContacts.Load(senderID); ok && contact.Blocked {
continue
}
// Don't process duplicates
messageID := types.EncodeHex(msg.ID)
exists, err := m.messageExists(messageID, messageState.ExistingMessagesMap)
if err != nil {
logger.Warn("failed to check message exists", zap.Error(err))
}
if exists {
logger.Debug("messageExists", zap.String("messageID", messageID))
continue
}
var contact *Contact
if c, ok := messageState.AllContacts.Load(senderID); ok {
contact = c
} else {
c, err := buildContact(senderID, publicKey)
if err != nil {
logger.Info("failed to build contact", zap.Error(err))
allMessagesProcessed = false
continue
}
contact = c
messageState.AllContacts.Store(senderID, contact)
}
messageState.CurrentMessageState = &CurrentMessageState{
MessageID: messageID,
WhisperTimestamp: uint64(msg.TransportMessage.Timestamp) * 1000,
Contact: contact,
PublicKey: publicKey,
}
if msg.ParsedMessage != nil {
logger.Debug("Handling parsed message")
switch msg.ParsedMessage.Interface().(type) {
case protobuf.MembershipUpdateMessage:
logger.Debug("Handling MembershipUpdateMessage")
rawMembershipUpdate := msg.ParsedMessage.Interface().(protobuf.MembershipUpdateMessage)
chat, _ := messageState.AllChats.Load(rawMembershipUpdate.ChatId)
err = m.HandleMembershipUpdate(messageState, chat, rawMembershipUpdate, m.systemMessagesTranslations)
if err != nil {
logger.Warn("failed to handle MembershipUpdate", zap.Error(err))
allMessagesProcessed = false
continue
}
case protobuf.ChatMessage:
logger.Debug("Handling ChatMessage")
messageState.CurrentMessageState.Message = msg.ParsedMessage.Interface().(protobuf.ChatMessage)
err = m.HandleChatMessage(messageState)
if err != nil {
logger.Warn("failed to handle ChatMessage", zap.Error(err))
allMessagesProcessed = false
continue
}
case protobuf.EditMessage:
logger.Debug("Handling EditMessage")
editProto := msg.ParsedMessage.Interface().(protobuf.EditMessage)
editMessage := EditMessage{
EditMessage: editProto,
From: contact.ID,
ID: messageID,
SigPubKey: publicKey,
}
err = m.HandleEditMessage(response, editMessage)
if err != nil {
logger.Warn("failed to handle EditMessage", zap.Error(err))
allMessagesProcessed = false
continue
}
case protobuf.DeleteMessage:
logger.Debug("Handling DeleteMessage")
deleteProto := msg.ParsedMessage.Interface().(protobuf.DeleteMessage)
deleteMessage := DeleteMessage{
DeleteMessage: deleteProto,
From: contact.ID,
ID: messageID,
SigPubKey: publicKey,
}
err = m.HandleDeleteMessage(messageState, deleteMessage)
if err != nil {
logger.Warn("failed to handle DeleteMessage", zap.Error(err))
allMessagesProcessed = false
continue
}
case protobuf.PinMessage:
pinMessage := msg.ParsedMessage.Interface().(protobuf.PinMessage)
err = m.HandlePinMessage(messageState, pinMessage)
if err != nil {
logger.Warn("failed to handle PinMessage", zap.Error(err))
allMessagesProcessed = false
continue
}
case protobuf.PairInstallation:
if !common.IsPubKeyEqual(messageState.CurrentMessageState.PublicKey, &m.identity.PublicKey) {
logger.Warn("not coming from us, ignoring")
continue
}
p := msg.ParsedMessage.Interface().(protobuf.PairInstallation)
logger.Debug("Handling PairInstallation", zap.Any("message", p))
err = m.HandlePairInstallation(messageState, p)
if err != nil {
logger.Warn("failed to handle PairInstallation", zap.Error(err))
allMessagesProcessed = false
continue
}
case protobuf.StatusUpdate:
p := msg.ParsedMessage.Interface().(protobuf.StatusUpdate)
logger.Debug("Handling StatusUpdate", zap.Any("message", p))
err = m.HandleStatusUpdate(messageState, p)
if err != nil {
logger.Warn("failed to handle StatusMessage", zap.Error(err))
allMessagesProcessed = false
continue
}
case protobuf.SyncInstallationContact:
logger.Warn("SyncInstallationContact is not supported")
continue
case protobuf.SyncInstallationContactV2:
if !common.IsPubKeyEqual(messageState.CurrentMessageState.PublicKey, &m.identity.PublicKey) {
logger.Warn("not coming from us, ignoring")
continue
}
p := msg.ParsedMessage.Interface().(protobuf.SyncInstallationContactV2)
logger.Debug("Handling SyncInstallationContact", zap.Any("message", p))
err = m.HandleSyncInstallationContact(messageState, p)
if err != nil {
logger.Warn("failed to handle SyncInstallationContact", zap.Error(err))
allMessagesProcessed = false
continue
}
case protobuf.SyncBookmark:
if !common.IsPubKeyEqual(messageState.CurrentMessageState.PublicKey, &m.identity.PublicKey) {
logger.Warn("not coming from us, ignoring")
continue
}
p := msg.ParsedMessage.Interface().(protobuf.SyncBookmark)
logger.Debug("Handling SyncBookmark", zap.Any("message", p))
err = m.handleSyncBookmark(messageState, p)
if err != nil {
logger.Warn("failed to handle SyncBookmark", zap.Error(err))
allMessagesProcessed = false
continue
}
case protobuf.SyncClearHistory:
if !common.IsPubKeyEqual(messageState.CurrentMessageState.PublicKey, &m.identity.PublicKey) {
logger.Warn("not coming from us, ignoring")
continue
}
p := msg.ParsedMessage.Interface().(protobuf.SyncClearHistory)
logger.Debug("Handling SyncClearHistory", zap.Any("message", p))
err = m.handleSyncClearHistory(messageState, p)
if err != nil {
logger.Warn("failed to handle SyncClearHistory", zap.Error(err))
allMessagesProcessed = false
continue
}
case protobuf.Backup:
if !common.IsPubKeyEqual(messageState.CurrentMessageState.PublicKey, &m.identity.PublicKey) {
logger.Warn("not coming from us, ignoring")
continue
}
p := msg.ParsedMessage.Interface().(protobuf.Backup)
logger.Debug("Handling Backup", zap.Any("message", p))
err = m.HandleBackup(messageState, p)
if err != nil {
logger.Warn("failed to handle Backup", zap.Error(err))
allMessagesProcessed = false
continue
}
case protobuf.SyncInstallationPublicChat:
if !common.IsPubKeyEqual(messageState.CurrentMessageState.PublicKey, &m.identity.PublicKey) {
logger.Warn("not coming from us, ignoring")
continue
}
p := msg.ParsedMessage.Interface().(protobuf.SyncInstallationPublicChat)
logger.Debug("Handling SyncInstallationPublicChat", zap.Any("message", p))
addedChat := m.HandleSyncInstallationPublicChat(messageState, p)
// We join and re-register as we want to receive mentions from the newly joined public chat
if addedChat != nil {
_, err = m.createPublicChat(addedChat.ID, messageState.Response)
if err != nil {
allMessagesProcessed = false
logger.Error("error joining chat", zap.Error(err))
continue
}
}
case protobuf.SyncChatRemoved:
if !common.IsPubKeyEqual(messageState.CurrentMessageState.PublicKey, &m.identity.PublicKey) {
logger.Warn("not coming from us, ignoring")
continue
}
p := msg.ParsedMessage.Interface().(protobuf.SyncChatRemoved)
logger.Debug("Handling SyncChatRemoved", zap.Any("message", p))
err := m.HandleSyncChatRemoved(messageState, p)
if err != nil {
logger.Warn("failed to handle sync removing chat", zap.Error(err))
continue
}
case protobuf.SyncChatMessagesRead:
if !common.IsPubKeyEqual(messageState.CurrentMessageState.PublicKey, &m.identity.PublicKey) {
logger.Warn("not coming from us, ignoring")
continue
}
p := msg.ParsedMessage.Interface().(protobuf.SyncChatMessagesRead)
logger.Debug("Handling SyncChatMessagesRead", zap.Any("message", p))
err := m.HandleSyncChatMessagesRead(messageState, p)
if err != nil {
logger.Warn("failed to handle sync removing chat", zap.Error(err))
continue
}
case protobuf.SyncCommunity:
if !common.IsPubKeyEqual(messageState.CurrentMessageState.PublicKey, &m.identity.PublicKey) {
logger.Warn("not coming from us, ignoring")
continue
}
community := msg.ParsedMessage.Interface().(protobuf.SyncCommunity)
logger.Debug("Handling SyncCommunity", zap.Any("message", community))
err = m.handleSyncCommunity(messageState, community)
if err != nil {
logger.Warn("failed to handle SyncCommunity", zap.Error(err))
allMessagesProcessed = false
continue
}
case protobuf.SyncActivityCenterRead:
if !common.IsPubKeyEqual(messageState.CurrentMessageState.PublicKey, &m.identity.PublicKey) {
logger.Warn("not coming from us, ignoring")
continue
}
a := msg.ParsedMessage.Interface().(protobuf.SyncActivityCenterRead)
logger.Debug("Handling SyncActivityCenterRead", zap.Any("message", a))
err = m.handleActivityCenterRead(messageState, a)
if err != nil {
logger.Warn("failed to handle SyncActivityCenterRead", zap.Error(err))
allMessagesProcessed = false
continue
}
case protobuf.SyncActivityCenterAccepted:
if !common.IsPubKeyEqual(messageState.CurrentMessageState.PublicKey, &m.identity.PublicKey) {
logger.Warn("not coming from us, ignoring")
continue
}
a := msg.ParsedMessage.Interface().(protobuf.SyncActivityCenterAccepted)
logger.Debug("Handling SyncActivityCenterAccepted", zap.Any("message", a))
err = m.handleActivityCenterAccepted(messageState, a)
if err != nil {
logger.Warn("failed to handle SyncActivityCenterAccepted", zap.Error(err))
allMessagesProcessed = false
continue
}
case protobuf.SyncActivityCenterDismissed:
if !common.IsPubKeyEqual(messageState.CurrentMessageState.PublicKey, &m.identity.PublicKey) {
logger.Warn("not coming from us, ignoring")
continue
}
a := msg.ParsedMessage.Interface().(protobuf.SyncActivityCenterDismissed)
logger.Debug("Handling SyncActivityCenterDismissed", zap.Any("message", a))
err = m.handleActivityCenterDismissed(messageState, a)
if err != nil {
logger.Warn("failed to handle SyncActivityCenterDismissed", zap.Error(err))
allMessagesProcessed = false
continue
}
case protobuf.RequestAddressForTransaction:
command := msg.ParsedMessage.Interface().(protobuf.RequestAddressForTransaction)
logger.Debug("Handling RequestAddressForTransaction", zap.Any("message", command))
err = m.HandleRequestAddressForTransaction(messageState, command)
if err != nil {
logger.Warn("failed to handle RequestAddressForTransaction", zap.Error(err))
allMessagesProcessed = false
continue
}
case protobuf.SendTransaction:
command := msg.ParsedMessage.Interface().(protobuf.SendTransaction)
logger.Debug("Handling SendTransaction", zap.Any("message", command))
err = m.HandleSendTransaction(messageState, command)
if err != nil {
logger.Warn("failed to handle SendTransaction", zap.Error(err))
allMessagesProcessed = false
continue
}
case protobuf.AcceptRequestAddressForTransaction:
command := msg.ParsedMessage.Interface().(protobuf.AcceptRequestAddressForTransaction)
logger.Debug("Handling AcceptRequestAddressForTransaction")
err = m.HandleAcceptRequestAddressForTransaction(messageState, command)
if err != nil {
logger.Warn("failed to handle AcceptRequestAddressForTransaction", zap.Error(err))
allMessagesProcessed = false
continue
}
case protobuf.DeclineRequestAddressForTransaction:
command := msg.ParsedMessage.Interface().(protobuf.DeclineRequestAddressForTransaction)
logger.Debug("Handling DeclineRequestAddressForTransaction")
err = m.HandleDeclineRequestAddressForTransaction(messageState, command)
if err != nil {
logger.Warn("failed to handle DeclineRequestAddressForTransaction", zap.Error(err))
allMessagesProcessed = false
continue
}
case protobuf.DeclineRequestTransaction:
command := msg.ParsedMessage.Interface().(protobuf.DeclineRequestTransaction)
logger.Debug("Handling DeclineRequestTransaction")
err = m.HandleDeclineRequestTransaction(messageState, command)
if err != nil {
logger.Warn("failed to handle DeclineRequestTransaction", zap.Error(err))
allMessagesProcessed = false
continue
}
case protobuf.RequestTransaction:
command := msg.ParsedMessage.Interface().(protobuf.RequestTransaction)
logger.Debug("Handling RequestTransaction")
err = m.HandleRequestTransaction(messageState, command)
if err != nil {
logger.Warn("failed to handle RequestTransaction", zap.Error(err))
allMessagesProcessed = false
continue
}
case protobuf.ContactUpdate:
if common.IsPubKeyEqual(messageState.CurrentMessageState.PublicKey, &m.identity.PublicKey) {
logger.Warn("coming from us, ignoring")
continue
}
contactUpdate := msg.ParsedMessage.Interface().(protobuf.ContactUpdate)
err = m.HandleContactUpdate(messageState, contactUpdate)
if err != nil {
logger.Warn("failed to handle ContactUpdate", zap.Error(err))
allMessagesProcessed = false
continue
}
case protobuf.PushNotificationQuery:
logger.Debug("Received PushNotificationQuery")
if m.pushNotificationServer == nil {
continue
}
logger.Debug("Handling PushNotificationQuery")
if err := m.pushNotificationServer.HandlePushNotificationQuery(publicKey, msg.ID, msg.ParsedMessage.Interface().(protobuf.PushNotificationQuery)); err != nil {
allMessagesProcessed = false
logger.Warn("failed to handle PushNotificationQuery", zap.Error(err))
}
// We continue in any case, no changes to messenger
continue
case protobuf.PushNotificationRegistrationResponse:
logger.Debug("Received PushNotificationRegistrationResponse")
if m.pushNotificationClient == nil {
continue
}
logger.Debug("Handling PushNotificationRegistrationResponse")
if err := m.pushNotificationClient.HandlePushNotificationRegistrationResponse(publicKey, msg.ParsedMessage.Interface().(protobuf.PushNotificationRegistrationResponse)); err != nil {
allMessagesProcessed = false
logger.Warn("failed to handle PushNotificationRegistrationResponse", zap.Error(err))
}
// We continue in any case, no changes to messenger
continue
case protobuf.ContactCodeAdvertisement:
logger.Debug("Received ContactCodeAdvertisement")
cca := msg.ParsedMessage.Interface().(protobuf.ContactCodeAdvertisement)
logger.Debug("protobuf.ContactCodeAdvertisement received", zap.Any("cca", cca))
if cca.ChatIdentity != nil {
logger.Debug("Received ContactCodeAdvertisement ChatIdentity")
err = m.HandleChatIdentity(messageState, *cca.ChatIdentity)
if err != nil {
allMessagesProcessed = false
logger.Warn("failed to handle ContactCodeAdvertisement ChatIdentity", zap.Error(err))
// No continue as Chat Identity may fail but the rest of the cca may process fine.
}
}
if m.pushNotificationClient == nil {
continue
}
logger.Debug("Handling ContactCodeAdvertisement")
if err := m.pushNotificationClient.HandleContactCodeAdvertisement(publicKey, cca); err != nil {
allMessagesProcessed = false
logger.Warn("failed to handle ContactCodeAdvertisement", zap.Error(err))
}
// We continue in any case, no changes to messenger
continue
case protobuf.PushNotificationResponse:
logger.Debug("Received PushNotificationResponse")
if m.pushNotificationClient == nil {
continue
}
logger.Debug("Handling PushNotificationResponse")
if err := m.pushNotificationClient.HandlePushNotificationResponse(publicKey, msg.ParsedMessage.Interface().(protobuf.PushNotificationResponse)); err != nil {
allMessagesProcessed = false
logger.Warn("failed to handle PushNotificationResponse", zap.Error(err))
}
// We continue in any case, no changes to messenger
continue
case protobuf.PushNotificationQueryResponse:
logger.Debug("Received PushNotificationQueryResponse")
if m.pushNotificationClient == nil {
continue
}
logger.Debug("Handling PushNotificationQueryResponse")
if err := m.pushNotificationClient.HandlePushNotificationQueryResponse(publicKey, msg.ParsedMessage.Interface().(protobuf.PushNotificationQueryResponse)); err != nil {
allMessagesProcessed = false
logger.Warn("failed to handle PushNotificationQueryResponse", zap.Error(err))
}
// We continue in any case, no changes to messenger
continue
case protobuf.PushNotificationRequest:
logger.Debug("Received PushNotificationRequest")
if m.pushNotificationServer == nil {
continue
}
logger.Debug("Handling PushNotificationRequest")
if err := m.pushNotificationServer.HandlePushNotificationRequest(publicKey, msg.ID, msg.ParsedMessage.Interface().(protobuf.PushNotificationRequest)); err != nil {
allMessagesProcessed = false
logger.Warn("failed to handle PushNotificationRequest", zap.Error(err))
}
// We continue in any case, no changes to messenger
continue
case protobuf.EmojiReaction:
logger.Debug("Handling EmojiReaction")
err = m.HandleEmojiReaction(messageState, msg.ParsedMessage.Interface().(protobuf.EmojiReaction))
if err != nil {
logger.Warn("failed to handle EmojiReaction", zap.Error(err))
allMessagesProcessed = false
continue
}
case protobuf.GroupChatInvitation:
logger.Debug("Handling GroupChatInvitation")
err = m.HandleGroupChatInvitation(messageState, msg.ParsedMessage.Interface().(protobuf.GroupChatInvitation))
if err != nil {
logger.Warn("failed to handle GroupChatInvitation", zap.Error(err))
allMessagesProcessed = false
continue
}
case protobuf.ChatIdentity:
err = m.HandleChatIdentity(messageState, msg.ParsedMessage.Interface().(protobuf.ChatIdentity))
if err != nil {
logger.Warn("failed to handle ChatIdentity", zap.Error(err))
allMessagesProcessed = false
continue
}
case protobuf.CommunityDescription:
logger.Debug("Handling CommunityDescription")
err = m.handleCommunityDescription(messageState, publicKey, msg.ParsedMessage.Interface().(protobuf.CommunityDescription), msg.DecryptedPayload)
if err != nil {
logger.Warn("failed to handle CommunityDescription", zap.Error(err))
allMessagesProcessed = false
continue
}
//if community was among requested ones, send its info and remove filter
for communityID := range m.requestedCommunities {
if _, ok := messageState.Response.communities[communityID]; ok {
m.passStoredCommunityInfoToSignalHandler(communityID)
}
}
case protobuf.CommunityInvitation:
logger.Debug("Handling CommunityInvitation")
invitation := msg.ParsedMessage.Interface().(protobuf.CommunityInvitation)
err = m.HandleCommunityInvitation(messageState, publicKey, invitation, invitation.CommunityDescription)
if err != nil {
logger.Warn("failed to handle CommunityInvitation", zap.Error(err))
allMessagesProcessed = false
continue
}
case protobuf.CommunityRequestToJoin:
logger.Debug("Handling CommunityRequestToJoin")
request := msg.ParsedMessage.Interface().(protobuf.CommunityRequestToJoin)
err = m.HandleCommunityRequestToJoin(messageState, publicKey, request)
if err != nil {
logger.Warn("failed to handle CommunityRequestToJoin", zap.Error(err))
continue
}
case protobuf.AnonymousMetricBatch:
logger.Debug("Handling AnonymousMetricBatch")
if m.anonMetricsServer == nil {
logger.Warn("unable to handle AnonymousMetricBatch, anonMetricsServer is nil")
continue
}
ams, err := m.anonMetricsServer.StoreMetrics(msg.ParsedMessage.Interface().(protobuf.AnonymousMetricBatch))
if err != nil {
logger.Warn("failed to store AnonymousMetricBatch", zap.Error(err))
continue
}
messageState.Response.AnonymousMetrics = append(messageState.Response.AnonymousMetrics, ams...)
default:
// Check if is an encrypted PushNotificationRegistration
if msg.Type == protobuf.ApplicationMetadataMessage_PUSH_NOTIFICATION_REGISTRATION {
logger.Debug("Received PushNotificationRegistration")
if m.pushNotificationServer == nil {
continue
}
logger.Debug("Handling PushNotificationRegistration")
if err := m.pushNotificationServer.HandlePushNotificationRegistration(publicKey, msg.ParsedMessage.Interface().([]byte)); err != nil {
allMessagesProcessed = false
logger.Warn("failed to handle PushNotificationRegistration", zap.Error(err))
}
// We continue in any case, no changes to messenger
continue
}
logger.Debug("message not handled", zap.Any("messageType", reflect.TypeOf(msg.ParsedMessage.Interface())))
}
} else {
logger.Debug("parsed message is nil")
}
}
// Process any community changes
for _, changes := range messageState.Response.CommunityChanges {
if changes.ShouldMemberJoin {
response, err := m.joinCommunity(context.TODO(), changes.Community.ID())
if err != nil {
logger.Error("cannot join community", zap.Error(err))
continue
}
if err := messageState.Response.Merge(response); err != nil {
logger.Error("cannot merge join community response", zap.Error(err))
continue
}
} else if changes.ShouldMemberLeave {
response, err := m.leaveCommunity(changes.Community.ID())
if err != nil {
logger.Error("cannot join community", zap.Error(err))
continue
}
if err := messageState.Response.Merge(response); err != nil {
logger.Error("cannot merge join community response", zap.Error(err))
continue
}
}
}
// Clean up as not used by clients currently
messageState.Response.CommunityChanges = nil
// NOTE: for now we confirm messages as processed regardless whether we
// actually processed them, this is because we need to differentiate
// from messages that we want to retry to process and messages that
// are never going to be processed
m.transport.MarkP2PMessageAsProcessed(gethcommon.BytesToHash(shhMessage.Hash))
if allMessagesProcessed {
processedMessages = append(processedMessages, types.EncodeHex(shhMessage.Hash))
}
}
if len(processedMessages) != 0 {
if err := m.transport.ConfirmMessagesProcessed(processedMessages, m.getTimesource().GetCurrentTime()); err != nil {
logger.Warn("failed to confirm processed messages", zap.Error(err))
}
}
}
var contactsToSave []*Contact
messageState.ModifiedContacts.Range(func(id string, value bool) (shouldContinue bool) {
contact, ok := messageState.AllContacts.Load(id)
if ok {
contactsToSave = append(contactsToSave, contact)
messageState.Response.Contacts = append(messageState.Response.Contacts, contact)
}
return true
})
// Hydrate chat alias and identicon
for id := range messageState.Response.chats {
chat, _ := messageState.AllChats.Load(id)
if chat == nil {
continue
}
if chat.OneToOne() {
contact, ok := m.allContacts.Load(chat.ID)
if ok {
chat.Alias = contact.Alias
chat.Identicon = contact.Identicon
}
}
messageState.Response.AddChat(chat)
}
var err error
messageState.ModifiedInstallations.Range(func(id string, value bool) (shouldContinue bool) {
installation, _ := messageState.AllInstallations.Load(id)
messageState.Response.Installations = append(messageState.Response.Installations, installation)
if installation.InstallationMetadata != nil {
err = m.setInstallationMetadata(id, installation.InstallationMetadata)
if err != nil {
return false
}
}
return true
})
if err != nil {
return nil, err
}
if len(messageState.Response.chats) > 0 {
err = m.saveChats(messageState.Response.Chats())
if err != nil {
return nil, err
}
}
if len(messageState.Response.pinMessages) > 0 {
err = m.SavePinMessages(messageState.Response.PinMessages())
if err != nil {
return nil, err
}
}
messagesToSave := messageState.Response.Messages()
if len(messageState.Response.messages) > 0 {
err = m.SaveMessages(messagesToSave)
if err != nil {
return nil, err
}
}
for _, emojiReaction := range messageState.EmojiReactions {
messageState.Response.EmojiReactions = append(messageState.Response.EmojiReactions, emojiReaction)
}
for _, groupChatInvitation := range messageState.GroupChatInvitations {
messageState.Response.Invitations = append(messageState.Response.Invitations, groupChatInvitation)
}
if len(contactsToSave) > 0 {
err = m.persistence.SaveContacts(contactsToSave)
if err != nil {
return nil, err
}
}
newMessagesIds := map[string]struct{}{}
for _, message := range messagesToSave {
if message.New {
newMessagesIds[message.ID] = struct{}{}
}
}
messagesWithResponses, err := m.pullMessagesAndResponsesFromDB(messagesToSave)
if err != nil {
return nil, err
}
messagesByID := map[string]*common.Message{}
for _, message := range messagesWithResponses {
messagesByID[message.ID] = message
}
messageState.Response.SetMessages(messagesWithResponses)
notificationsEnabled, err := m.settings.GetNotificationsEnabled()
if err != nil {
return nil, err
}
profilePicturesVisibility, err := m.settings.GetProfilePicturesVisibility()
if err != nil {
return nil, err
}
m.prepareMessages(messageState.Response.messages)
for _, message := range messageState.Response.messages {
if _, ok := newMessagesIds[message.ID]; ok {
message.New = true
if notificationsEnabled {
// Create notification body to be eventually passed to `localnotifications.SendMessageNotifications()`
if err = messageState.addNewMessageNotification(m.identity.PublicKey, message, messagesByID[message.ResponseTo], profilePicturesVisibility); err != nil {
return nil, err
}
}
// Create activity center notification body to be eventually passed to `activitycenter.SendActivityCenterNotifications()`
if err = messageState.addNewActivityCenterNotification(m.identity.PublicKey, m, message, messagesByID[message.ResponseTo]); err != nil {
return nil, err
}
}
}
// Reset installations
m.modifiedInstallations = new(stringBoolMap)
if len(messageState.AllBookmarks) > 0 {
bookmarks, err := m.storeSyncBookmarks(messageState.AllBookmarks)
if err != nil {
return nil, err
}
messageState.Response.AddBookmarks(bookmarks)
}
return messageState.Response, nil
}
func (m *Messenger) storeSyncBookmarks(bookmarkMap map[string]*browsers.Bookmark) ([]*browsers.Bookmark, error) {
var bookmarks []*browsers.Bookmark
for _, bookmark := range bookmarkMap {
bookmarks = append(bookmarks, bookmark)
}
return m.browserDatabase.StoreSyncBookmarks(bookmarks)
}
// SetMailserver sets the currently used mailserver
func (m *Messenger) SetMailserver(peer []byte) {
m.mailserver = peer
}
func (m *Messenger) RequestHistoricMessages(
ctx context.Context,
from, to uint32,
cursor []byte,
storeCursor *types.StoreRequestCursor,
waitForResponse bool,
) ([]byte, *types.StoreRequestCursor, error) {
if m.mailserver == nil {
return nil, nil, errors.New("no mailserver selected")
}
return m.transport.SendMessagesRequest(ctx, m.mailserver, from, to, cursor, storeCursor, waitForResponse)
}
func (m *Messenger) MessageByID(id string) (*common.Message, error) {
return m.persistence.MessageByID(id)
}
func (m *Messenger) MessagesExist(ids []string) (map[string]bool, error) {
return m.persistence.MessagesExist(ids)
}
func (m *Messenger) MessageByChatID(chatID, cursor string, limit int) ([]*common.Message, string, error) {
chat, err := m.persistence.Chat(chatID)
if err != nil {
return nil, "", err
}
if chat == nil {
return nil, "", ErrChatNotFound
}
var msgs []*common.Message
var nextCursor string
if chat.Timeline() {
var chatIDs = []string{"@" + contactIDFromPublicKey(&m.identity.PublicKey)}
m.allContacts.Range(func(contactID string, contact *Contact) (shouldContinue bool) {
if contact.Added {
chatIDs = append(chatIDs, "@"+contact.ID)
}
return true
})
msgs, nextCursor, err = m.persistence.MessageByChatIDs(chatIDs, cursor, limit)
if err != nil {
return nil, "", err
}
} else {
msgs, nextCursor, err = m.persistence.MessageByChatID(chatID, cursor, limit)
if err != nil {
return nil, "", err
}
}
for idx := range msgs {
msgs[idx].PrepareServerURLs(m.httpServer.Port)
}
return msgs, nextCursor, nil
}
func (m *Messenger) prepareMessages(messages map[string]*common.Message) {
for idx := range messages {
messages[idx].PrepareServerURLs(m.httpServer.Port)
}
}
func (m *Messenger) AllMessageByChatIDWhichMatchTerm(chatID string, searchTerm string, caseSensitive bool) ([]*common.Message, error) {
_, err := m.persistence.Chat(chatID)
if err != nil {
return nil, err
}
return m.persistence.AllMessageByChatIDWhichMatchTerm(chatID, searchTerm, caseSensitive)
}
func (m *Messenger) AllMessagesFromChatsAndCommunitiesWhichMatchTerm(communityIds []string, chatIds []string, searchTerm string, caseSensitive bool) ([]*common.Message, error) {
return m.persistence.AllMessagesFromChatsAndCommunitiesWhichMatchTerm(communityIds, chatIds, searchTerm, caseSensitive)
}
func (m *Messenger) SaveMessages(messages []*common.Message) error {
return m.persistence.SaveMessages(messages)
}
func (m *Messenger) DeleteMessage(id string) error {
return m.persistence.DeleteMessage(id)
}
func (m *Messenger) DeleteMessagesByChatID(id string) error {
return m.persistence.DeleteMessagesByChatID(id)
}
// MarkMessagesSeen marks messages with `ids` as seen in the chat `chatID`.
// It returns the number of affected messages or error. If there is an error,
// the number of affected messages is always zero.
func (m *Messenger) MarkMessagesSeen(chatID string, ids []string) (uint64, uint64, error) {
count, countWithMentions, err := m.persistence.MarkMessagesSeen(chatID, ids)
if err != nil {
return 0, 0, err
}
chat, err := m.persistence.Chat(chatID)
if err != nil {
return 0, 0, err
}
m.allChats.Store(chatID, chat)
return count, countWithMentions, nil
}
func (m *Messenger) syncChatMessagesRead(ctx context.Context, chatID string, clock uint64) error {
if !m.hasPairedDevices() {
return nil
}
_, chat := m.getLastClockWithRelatedChat()
syncMessage := &protobuf.SyncChatMessagesRead{
Clock: clock,
Id: chatID,
}
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_CHAT_MESSAGES_READ,
ResendAutomatically: true,
})
return err
}
func (m *Messenger) markAllRead(chatID string, clock uint64, shouldBeSynced bool) error {
chat, ok := m.allChats.Load(chatID)
if !ok {
return errors.New("chat not found")
}
seen, mentioned, err := m.persistence.MarkAllRead(chatID, clock)
if err != nil {
return err
}
if shouldBeSynced {
err := m.syncChatMessagesRead(context.Background(), chatID, clock)
if err != nil {
return err
}
}
chat.ReadMessagesAtClockValue = clock
chat.Highlight = false
if chat.UnviewedMessagesCount >= uint(seen) {
chat.UnviewedMessagesCount -= uint(seen)
} else {
chat.UnviewedMessagesCount = 0
}
if chat.UnviewedMentionsCount >= uint(mentioned) {
chat.UnviewedMentionsCount -= uint(mentioned)
} else {
chat.UnviewedMentionsCount = 0
}
// TODO(samyoul) remove storing of an updated reference pointer?
m.allChats.Store(chat.ID, chat)
return m.persistence.SaveChats([]*Chat{chat})
}
func (m *Messenger) MarkAllRead(chatID string) error {
chat, ok := m.allChats.Load(chatID)
if !ok {
return errors.New("chat not found")
}
clock, _ := chat.NextClockAndTimestamp(m.getTimesource())
return m.markAllRead(chatID, clock, true)
}
func (m *Messenger) MarkAllReadInCommunity(communityID string) ([]string, error) {
chatIDs, err := m.persistence.AllChatIDsByCommunity(communityID)
if err != nil {
return nil, err
}
err = m.persistence.MarkAllReadMultiple(chatIDs)
if err != nil {
return nil, err
}
for _, chatID := range chatIDs {
chat, ok := m.allChats.Load(chatID)
if ok {
chat.UnviewedMessagesCount = 0
chat.UnviewedMentionsCount = 0
m.allChats.Store(chat.ID, chat)
} else {
err = errors.New(fmt.Sprintf("chat with chatID %s not found", chatID))
}
}
return chatIDs, err
}
// MuteChat signals to the messenger that we don't want to be notified
// on new messages from this chat
func (m *Messenger) MuteChat(chatID string) error {
chat, ok := m.allChats.Load(chatID)
if !ok {
// Only one to one chan be muted when it's not in the database
publicKey, err := common.HexToPubkey(chatID)
if err != nil {
return err
}
// Create a one to one chat and set active to false
chat = CreateOneToOneChat(chatID, publicKey, m.getTimesource())
chat.Active = false
err = m.initChatSyncFields(chat)
if err != nil {
return err
}
err = m.saveChat(chat)
if err != nil {
return err
}
}
var contact *Contact
if chat.OneToOne() {
contact, _ = m.allContacts.Load(chatID)
}
return m.muteChat(chat, contact)
}
func (m *Messenger) muteChat(chat *Chat, contact *Contact) error {
err := m.persistence.MuteChat(chat.ID)
if err != nil {
return err
}
chat.Muted = true
// TODO(samyoul) remove storing of an updated reference pointer?
m.allChats.Store(chat.ID, chat)
if contact != nil {
err := m.syncContact(context.Background(), contact)
if err != nil {
return err
}
}
return m.reregisterForPushNotifications()
}
// UnmuteChat signals to the messenger that we want to be notified
// on new messages from this chat
func (m *Messenger) UnmuteChat(chatID string) error {
chat, ok := m.allChats.Load(chatID)
if !ok {
return errors.New("chat not found")
}
var contact *Contact
if chat.OneToOne() {
contact, _ = m.allContacts.Load(chatID)
}
return m.unmuteChat(chat, contact)
}
func (m *Messenger) unmuteChat(chat *Chat, contact *Contact) error {
err := m.persistence.UnmuteChat(chat.ID)
if err != nil {
return err
}
chat.Muted = false
// TODO(samyoul) remove storing of an updated reference pointer?
m.allChats.Store(chat.ID, chat)
if contact != nil {
err := m.syncContact(context.Background(), contact)
if err != nil {
return err
}
}
return m.reregisterForPushNotifications()
}
func (m *Messenger) UpdateMessageOutgoingStatus(id, newOutgoingStatus string) error {
return m.persistence.UpdateMessageOutgoingStatus(id, newOutgoingStatus)
}
// Identicon returns an identicon based on the input string
func Identicon(id string) (string, error) {
return identicon.GenerateBase64(id)
}
// GenerateAlias name returns the generated name given a public key hex encoded prefixed with 0x
func GenerateAlias(id string) (string, error) {
return alias.GenerateFromPublicKeyString(id)
}
func (m *Messenger) RequestTransaction(ctx context.Context, chatID, value, contract, address string) (*MessengerResponse, error) {
var response MessengerResponse
// A valid added chat is required.
chat, ok := m.allChats.Load(chatID)
if !ok {
return nil, errors.New("Chat not found")
}
if chat.ChatType != ChatTypeOneToOne {
return nil, errors.New("Need to be a one-to-one chat")
}
message := &common.Message{}
err := extendMessageFromChat(message, chat, &m.identity.PublicKey, m.transport)
if err != nil {
return nil, err
}
message.MessageType = protobuf.MessageType_ONE_TO_ONE
message.ContentType = protobuf.ChatMessage_TRANSACTION_COMMAND
message.Seen = true
message.Text = "Request transaction"
request := &protobuf.RequestTransaction{
Clock: message.Clock,
Address: address,
Value: value,
Contract: contract,
ChatId: chatID,
}
encodedMessage, err := proto.Marshal(request)
if err != nil {
return nil, err
}
rawMessage, err := m.dispatchMessage(ctx, common.RawMessage{
LocalChatID: chat.ID,
Payload: encodedMessage,
MessageType: protobuf.ApplicationMetadataMessage_REQUEST_TRANSACTION,
ResendAutomatically: true,
})
message.CommandParameters = &common.CommandParameters{
ID: rawMessage.ID,
Value: value,
Address: address,
Contract: contract,
CommandState: common.CommandStateRequestTransaction,
}
if err != nil {
return nil, err
}
messageID := rawMessage.ID
message.ID = messageID
message.CommandParameters.ID = messageID
err = message.PrepareContent(common.PubkeyToHex(&m.identity.PublicKey))
if err != nil {
return nil, err
}
err = chat.UpdateFromMessage(message, m.transport)
if err != nil {
return nil, err
}
err = m.persistence.SaveMessages([]*common.Message{message})
if err != nil {
return nil, err
}
return m.addMessagesAndChat(chat, []*common.Message{message}, &response)
}
func (m *Messenger) RequestAddressForTransaction(ctx context.Context, chatID, from, value, contract string) (*MessengerResponse, error) {
var response MessengerResponse
// A valid added chat is required.
chat, ok := m.allChats.Load(chatID)
if !ok {
return nil, errors.New("Chat not found")
}
if chat.ChatType != ChatTypeOneToOne {
return nil, errors.New("Need to be a one-to-one chat")
}
message := &common.Message{}
err := extendMessageFromChat(message, chat, &m.identity.PublicKey, m.transport)
if err != nil {
return nil, err
}
message.MessageType = protobuf.MessageType_ONE_TO_ONE
message.ContentType = protobuf.ChatMessage_TRANSACTION_COMMAND
message.Seen = true
message.Text = "Request address for transaction"
request := &protobuf.RequestAddressForTransaction{
Clock: message.Clock,
Value: value,
Contract: contract,
ChatId: chatID,
}
encodedMessage, err := proto.Marshal(request)
if err != nil {
return nil, err
}
rawMessage, err := m.dispatchMessage(ctx, common.RawMessage{
LocalChatID: chat.ID,
Payload: encodedMessage,
MessageType: protobuf.ApplicationMetadataMessage_REQUEST_ADDRESS_FOR_TRANSACTION,
ResendAutomatically: true,
})
message.CommandParameters = &common.CommandParameters{
ID: rawMessage.ID,
From: from,
Value: value,
Contract: contract,
CommandState: common.CommandStateRequestAddressForTransaction,
}
if err != nil {
return nil, err
}
messageID := rawMessage.ID
message.ID = messageID
message.CommandParameters.ID = messageID
err = message.PrepareContent(common.PubkeyToHex(&m.identity.PublicKey))
if err != nil {
return nil, err
}
err = chat.UpdateFromMessage(message, m.transport)
if err != nil {
return nil, err
}
err = m.persistence.SaveMessages([]*common.Message{message})
if err != nil {
return nil, err
}
return m.addMessagesAndChat(chat, []*common.Message{message}, &response)
}
func (m *Messenger) AcceptRequestAddressForTransaction(ctx context.Context, messageID, address string) (*MessengerResponse, error) {
var response MessengerResponse
message, err := m.MessageByID(messageID)
if err != nil {
return nil, err
}
if message == nil {
return nil, errors.New("message not found")
}
chatID := message.LocalChatID
// A valid added chat is required.
chat, ok := m.allChats.Load(chatID)
if !ok {
return nil, errors.New("Chat not found")
}
if chat.ChatType != ChatTypeOneToOne {
return nil, errors.New("Need to be a one-to-one chat")
}
clock, timestamp := chat.NextClockAndTimestamp(m.transport)
message.Clock = clock
message.WhisperTimestamp = timestamp
message.Timestamp = timestamp
message.Text = "Request address for transaction accepted"
message.Seen = true
message.OutgoingStatus = common.OutgoingStatusSending
// Hide previous message
previousMessage, err := m.persistence.MessageByCommandID(chatID, messageID)
if err != nil {
return nil, err
}
if previousMessage == nil {
return nil, errors.New("No previous message found")
}
err = m.persistence.HideMessage(previousMessage.ID)
if err != nil {
return nil, err
}
message.Replace = previousMessage.ID
request := &protobuf.AcceptRequestAddressForTransaction{
Clock: message.Clock,
Id: messageID,
Address: address,
ChatId: chatID,
}
encodedMessage, err := proto.Marshal(request)
if err != nil {
return nil, err
}
rawMessage, err := m.dispatchMessage(ctx, common.RawMessage{
LocalChatID: chat.ID,
Payload: encodedMessage,
MessageType: protobuf.ApplicationMetadataMessage_ACCEPT_REQUEST_ADDRESS_FOR_TRANSACTION,
ResendAutomatically: true,
})
if err != nil {
return nil, err
}
message.ID = rawMessage.ID
message.CommandParameters.Address = address
message.CommandParameters.CommandState = common.CommandStateRequestAddressForTransactionAccepted
err = message.PrepareContent(common.PubkeyToHex(&m.identity.PublicKey))
if err != nil {
return nil, err
}
err = chat.UpdateFromMessage(message, m.transport)
if err != nil {
return nil, err
}
err = m.persistence.SaveMessages([]*common.Message{message})
if err != nil {
return nil, err
}
return m.addMessagesAndChat(chat, []*common.Message{message}, &response)
}
func (m *Messenger) DeclineRequestTransaction(ctx context.Context, messageID string) (*MessengerResponse, error) {
var response MessengerResponse
message, err := m.MessageByID(messageID)
if err != nil {
return nil, err
}
if message == nil {
return nil, errors.New("message not found")
}
chatID := message.LocalChatID
// A valid added chat is required.
chat, ok := m.allChats.Load(chatID)
if !ok {
return nil, errors.New("Chat not found")
}
if chat.ChatType != ChatTypeOneToOne {
return nil, errors.New("Need to be a one-to-one chat")
}
clock, timestamp := chat.NextClockAndTimestamp(m.transport)
message.Clock = clock
message.WhisperTimestamp = timestamp
message.Timestamp = timestamp
message.Text = "Transaction request declined"
message.Seen = true
message.OutgoingStatus = common.OutgoingStatusSending
message.Replace = messageID
err = m.persistence.HideMessage(messageID)
if err != nil {
return nil, err
}
request := &protobuf.DeclineRequestTransaction{
Clock: message.Clock,
Id: messageID,
ChatId: chatID,
}
encodedMessage, err := proto.Marshal(request)
if err != nil {
return nil, err
}
rawMessage, err := m.dispatchMessage(ctx, common.RawMessage{
LocalChatID: chat.ID,
Payload: encodedMessage,
MessageType: protobuf.ApplicationMetadataMessage_DECLINE_REQUEST_TRANSACTION,
ResendAutomatically: true,
})
if err != nil {
return nil, err
}
message.ID = rawMessage.ID
message.CommandParameters.CommandState = common.CommandStateRequestTransactionDeclined
err = message.PrepareContent(common.PubkeyToHex(&m.identity.PublicKey))
if err != nil {
return nil, err
}
err = chat.UpdateFromMessage(message, m.transport)
if err != nil {
return nil, err
}
err = m.persistence.SaveMessages([]*common.Message{message})
if err != nil {
return nil, err
}
return m.addMessagesAndChat(chat, []*common.Message{message}, &response)
}
func (m *Messenger) DeclineRequestAddressForTransaction(ctx context.Context, messageID string) (*MessengerResponse, error) {
var response MessengerResponse
message, err := m.MessageByID(messageID)
if err != nil {
return nil, err
}
if message == nil {
return nil, errors.New("message not found")
}
chatID := message.LocalChatID
// A valid added chat is required.
chat, ok := m.allChats.Load(chatID)
if !ok {
return nil, errors.New("Chat not found")
}
if chat.ChatType != ChatTypeOneToOne {
return nil, errors.New("Need to be a one-to-one chat")
}
clock, timestamp := chat.NextClockAndTimestamp(m.transport)
message.Clock = clock
message.WhisperTimestamp = timestamp
message.Timestamp = timestamp
message.Text = "Request address for transaction declined"
message.Seen = true
message.OutgoingStatus = common.OutgoingStatusSending
message.Replace = messageID
err = m.persistence.HideMessage(messageID)
if err != nil {
return nil, err
}
request := &protobuf.DeclineRequestAddressForTransaction{
Clock: message.Clock,
Id: messageID,
ChatId: chatID,
}
encodedMessage, err := proto.Marshal(request)
if err != nil {
return nil, err
}
rawMessage, err := m.dispatchMessage(ctx, common.RawMessage{
LocalChatID: chat.ID,
Payload: encodedMessage,
MessageType: protobuf.ApplicationMetadataMessage_DECLINE_REQUEST_ADDRESS_FOR_TRANSACTION,
ResendAutomatically: true,
})
if err != nil {
return nil, err
}
message.ID = rawMessage.ID
message.CommandParameters.CommandState = common.CommandStateRequestAddressForTransactionDeclined
err = message.PrepareContent(common.PubkeyToHex(&m.identity.PublicKey))
if err != nil {
return nil, err
}
err = chat.UpdateFromMessage(message, m.transport)
if err != nil {
return nil, err
}
err = m.persistence.SaveMessages([]*common.Message{message})
if err != nil {
return nil, err
}
return m.addMessagesAndChat(chat, []*common.Message{message}, &response)
}
func (m *Messenger) AcceptRequestTransaction(ctx context.Context, transactionHash, messageID string, signature []byte) (*MessengerResponse, error) {
var response MessengerResponse
message, err := m.MessageByID(messageID)
if err != nil {
return nil, err
}
if message == nil {
return nil, errors.New("message not found")
}
chatID := message.LocalChatID
// A valid added chat is required.
chat, ok := m.allChats.Load(chatID)
if !ok {
return nil, errors.New("Chat not found")
}
if chat.ChatType != ChatTypeOneToOne {
return nil, errors.New("Need to be a one-to-one chat")
}
clock, timestamp := chat.NextClockAndTimestamp(m.transport)
message.Clock = clock
message.WhisperTimestamp = timestamp
message.Timestamp = timestamp
message.Seen = true
message.Text = transactionSentTxt
message.OutgoingStatus = common.OutgoingStatusSending
// Hide previous message
previousMessage, err := m.persistence.MessageByCommandID(chatID, messageID)
if err != nil && err != common.ErrRecordNotFound {
return nil, err
}
if previousMessage != nil {
err = m.persistence.HideMessage(previousMessage.ID)
if err != nil {
return nil, err
}
message.Replace = previousMessage.ID
}
err = m.persistence.HideMessage(messageID)
if err != nil {
return nil, err
}
request := &protobuf.SendTransaction{
Clock: message.Clock,
Id: messageID,
TransactionHash: transactionHash,
Signature: signature,
ChatId: chatID,
}
encodedMessage, err := proto.Marshal(request)
if err != nil {
return nil, err
}
rawMessage, err := m.dispatchMessage(ctx, common.RawMessage{
LocalChatID: chat.ID,
Payload: encodedMessage,
MessageType: protobuf.ApplicationMetadataMessage_SEND_TRANSACTION,
ResendAutomatically: true,
})
if err != nil {
return nil, err
}
message.ID = rawMessage.ID
message.CommandParameters.TransactionHash = transactionHash
message.CommandParameters.Signature = signature
message.CommandParameters.CommandState = common.CommandStateTransactionSent
err = message.PrepareContent(common.PubkeyToHex(&m.identity.PublicKey))
if err != nil {
return nil, err
}
err = chat.UpdateFromMessage(message, m.transport)
if err != nil {
return nil, err
}
err = m.persistence.SaveMessages([]*common.Message{message})
if err != nil {
return nil, err
}
return m.addMessagesAndChat(chat, []*common.Message{message}, &response)
}
func (m *Messenger) SendTransaction(ctx context.Context, chatID, value, contract, transactionHash string, signature []byte) (*MessengerResponse, error) {
var response MessengerResponse
// A valid added chat is required.
chat, ok := m.allChats.Load(chatID)
if !ok {
return nil, errors.New("Chat not found")
}
if chat.ChatType != ChatTypeOneToOne {
return nil, errors.New("Need to be a one-to-one chat")
}
message := &common.Message{}
err := extendMessageFromChat(message, chat, &m.identity.PublicKey, m.transport)
if err != nil {
return nil, err
}
message.MessageType = protobuf.MessageType_ONE_TO_ONE
message.ContentType = protobuf.ChatMessage_TRANSACTION_COMMAND
message.LocalChatID = chatID
clock, timestamp := chat.NextClockAndTimestamp(m.transport)
message.Clock = clock
message.WhisperTimestamp = timestamp
message.Seen = true
message.Timestamp = timestamp
message.Text = transactionSentTxt
request := &protobuf.SendTransaction{
Clock: message.Clock,
TransactionHash: transactionHash,
Signature: signature,
ChatId: chatID,
}
encodedMessage, err := proto.Marshal(request)
if err != nil {
return nil, err
}
rawMessage, err := m.dispatchMessage(ctx, common.RawMessage{
LocalChatID: chat.ID,
Payload: encodedMessage,
MessageType: protobuf.ApplicationMetadataMessage_SEND_TRANSACTION,
ResendAutomatically: true,
})
if err != nil {
return nil, err
}
message.ID = rawMessage.ID
message.CommandParameters = &common.CommandParameters{
TransactionHash: transactionHash,
Value: value,
Contract: contract,
Signature: signature,
CommandState: common.CommandStateTransactionSent,
}
err = message.PrepareContent(common.PubkeyToHex(&m.identity.PublicKey))
if err != nil {
return nil, err
}
err = chat.UpdateFromMessage(message, m.transport)
if err != nil {
return nil, err
}
err = m.persistence.SaveMessages([]*common.Message{message})
if err != nil {
return nil, err
}
return m.addMessagesAndChat(chat, []*common.Message{message}, &response)
}
func (m *Messenger) ValidateTransactions(ctx context.Context, addresses []types.Address) (*MessengerResponse, error) {
if m.verifyTransactionClient == nil {
return nil, nil
}
logger := m.logger.With(zap.String("site", "ValidateTransactions"))
logger.Debug("Validating transactions")
txs, err := m.persistence.TransactionsToValidate()
if err != nil {
logger.Error("Error pulling", zap.Error(err))
return nil, err
}
logger.Debug("Txs", zap.Int("count", len(txs)), zap.Any("txs", txs))
var response MessengerResponse
validator := NewTransactionValidator(addresses, m.persistence, m.verifyTransactionClient, m.logger)
responses, err := validator.ValidateTransactions(ctx)
if err != nil {
logger.Error("Error validating", zap.Error(err))
return nil, err
}
for _, validationResult := range responses {
var message *common.Message
chatID := contactIDFromPublicKey(validationResult.Transaction.From)
chat, ok := m.allChats.Load(chatID)
if !ok {
chat = OneToOneFromPublicKey(validationResult.Transaction.From, m.transport)
}
if validationResult.Message != nil {
message = validationResult.Message
} else {
message = &common.Message{}
err := extendMessageFromChat(message, chat, &m.identity.PublicKey, m.transport)
if err != nil {
return nil, err
}
}
message.MessageType = protobuf.MessageType_ONE_TO_ONE
message.ContentType = protobuf.ChatMessage_TRANSACTION_COMMAND
message.LocalChatID = chatID
message.OutgoingStatus = ""
clock, timestamp := chat.NextClockAndTimestamp(m.transport)
message.Clock = clock
message.Timestamp = timestamp
message.WhisperTimestamp = timestamp
message.Text = "Transaction received"
message.Seen = false
message.ID = validationResult.Transaction.MessageID
if message.CommandParameters == nil {
message.CommandParameters = &common.CommandParameters{}
} else {
message.CommandParameters = validationResult.Message.CommandParameters
}
message.CommandParameters.Value = validationResult.Value
message.CommandParameters.Contract = validationResult.Contract
message.CommandParameters.Address = validationResult.Address
message.CommandParameters.CommandState = common.CommandStateTransactionSent
message.CommandParameters.TransactionHash = validationResult.Transaction.TransactionHash
err = message.PrepareContent(common.PubkeyToHex(&m.identity.PublicKey))
if err != nil {
return nil, err
}
err = chat.UpdateFromMessage(message, m.transport)
if err != nil {
return nil, err
}
if len(message.CommandParameters.ID) != 0 {
// Hide previous message
previousMessage, err := m.persistence.MessageByCommandID(chatID, message.CommandParameters.ID)
if err != nil && err != common.ErrRecordNotFound {
return nil, err
}
if previousMessage != nil {
err = m.persistence.HideMessage(previousMessage.ID)
if err != nil {
return nil, err
}
message.Replace = previousMessage.ID
}
}
response.AddMessage(message)
m.allChats.Store(chat.ID, chat)
response.AddChat(chat)
contact, err := m.getOrBuildContactFromMessage(message)
if err != nil {
return nil, err
}
notificationsEnabled, err := m.settings.GetNotificationsEnabled()
if err != nil {
return nil, err
}
profilePicturesVisibility, err := m.settings.GetProfilePicturesVisibility()
if err != nil {
return nil, err
}
if notificationsEnabled {
notification, err := NewMessageNotification(message.ID, message, chat, contact, m.allContacts, profilePicturesVisibility)
if err != nil {
return nil, err
}
response.AddNotification(notification)
}
}
if len(response.messages) > 0 {
err = m.SaveMessages(response.Messages())
if err != nil {
return nil, err
}
}
return &response, nil
}
// pullMessagesAndResponsesFromDB pulls all the messages and the one that have
// been replied to from the database
func (m *Messenger) pullMessagesAndResponsesFromDB(messages []*common.Message) ([]*common.Message, error) {
var messageIDs []string
for _, message := range messages {
messageIDs = append(messageIDs, message.ID)
if len(message.ResponseTo) != 0 {
messageIDs = append(messageIDs, message.ResponseTo)
}
}
// We pull from the database all the messages & replies involved,
// so we let the db build the correct messages
return m.persistence.MessagesByIDs(messageIDs)
}
func (m *Messenger) SignMessage(message string) ([]byte, error) {
hash := crypto.TextHash([]byte(message))
return crypto.Sign(hash, m.identity)
}
func (m *Messenger) getTimesource() common.TimeSource {
return m.transport
}
// AddPushNotificationsServer adds a push notification server
func (m *Messenger) AddPushNotificationsServer(ctx context.Context, publicKey *ecdsa.PublicKey, serverType pushnotificationclient.ServerType) error {
if m.pushNotificationClient == nil {
return errors.New("push notification client not enabled")
}
return m.pushNotificationClient.AddPushNotificationsServer(publicKey, serverType)
}
// RemovePushNotificationServer removes a push notification server
func (m *Messenger) RemovePushNotificationServer(ctx context.Context, publicKey *ecdsa.PublicKey) error {
if m.pushNotificationClient == nil {
return errors.New("push notification client not enabled")
}
return m.pushNotificationClient.RemovePushNotificationServer(publicKey)
}
// UnregisterFromPushNotifications unregister from any server
func (m *Messenger) UnregisterFromPushNotifications(ctx context.Context) error {
return m.pushNotificationClient.Unregister()
}
// DisableSendingPushNotifications signals the client not to send any push notification
func (m *Messenger) DisableSendingPushNotifications() error {
if m.pushNotificationClient == nil {
return errors.New("push notification client not enabled")
}
m.pushNotificationClient.DisableSending()
return nil
}
// EnableSendingPushNotifications signals the client to send push notifications
func (m *Messenger) EnableSendingPushNotifications() error {
if m.pushNotificationClient == nil {
return errors.New("push notification client not enabled")
}
m.pushNotificationClient.EnableSending()
return nil
}
func (m *Messenger) pushNotificationOptions() *pushnotificationclient.RegistrationOptions {
var contactIDs []*ecdsa.PublicKey
var mutedChatIDs []string
var publicChatIDs []string
m.allContacts.Range(func(contactID string, contact *Contact) (shouldContinue bool) {
if contact.Added && !contact.Blocked {
pk, err := contact.PublicKey()
if err != nil {
m.logger.Warn("could not parse contact public key")
return true
}
contactIDs = append(contactIDs, pk)
} else if contact.Blocked {
mutedChatIDs = append(mutedChatIDs, contact.ID)
}
return true
})
m.allChats.Range(func(chatID string, chat *Chat) (shouldContinue bool) {
if chat.Muted {
mutedChatIDs = append(mutedChatIDs, chat.ID)
}
if chat.Active && (chat.Public() || chat.CommunityChat()) {
publicChatIDs = append(publicChatIDs, chat.ID)
}
return true
})
return &pushnotificationclient.RegistrationOptions{
ContactIDs: contactIDs,
MutedChatIDs: mutedChatIDs,
PublicChatIDs: publicChatIDs,
}
}
// RegisterForPushNotification register deviceToken with any push notification server enabled
func (m *Messenger) RegisterForPushNotifications(ctx context.Context, deviceToken, apnTopic string, tokenType protobuf.PushNotificationRegistration_TokenType) error {
if m.pushNotificationClient == nil {
return errors.New("push notification client not enabled")
}
m.mutex.Lock()
defer m.mutex.Unlock()
err := m.pushNotificationClient.Register(deviceToken, apnTopic, tokenType, m.pushNotificationOptions())
if err != nil {
m.logger.Error("failed to register for push notifications", zap.Error(err))
return err
}
return nil
}
// RegisteredForPushNotifications returns whether we successfully registered with all the servers
func (m *Messenger) RegisteredForPushNotifications() (bool, error) {
if m.pushNotificationClient == nil {
return false, errors.New("no push notification client")
}
return m.pushNotificationClient.Registered()
}
// EnablePushNotificationsFromContactsOnly is used to indicate that we want to received push notifications only from contacts
func (m *Messenger) EnablePushNotificationsFromContactsOnly() error {
if m.pushNotificationClient == nil {
return errors.New("no push notification client")
}
m.mutex.Lock()
defer m.mutex.Unlock()
return m.pushNotificationClient.EnablePushNotificationsFromContactsOnly(m.pushNotificationOptions())
}
// DisablePushNotificationsFromContactsOnly is used to indicate that we want to received push notifications from anyone
func (m *Messenger) DisablePushNotificationsFromContactsOnly() error {
if m.pushNotificationClient == nil {
return errors.New("no push notification client")
}
m.mutex.Lock()
defer m.mutex.Unlock()
return m.pushNotificationClient.DisablePushNotificationsFromContactsOnly(m.pushNotificationOptions())
}
// EnablePushNotificationsBlockMentions is used to indicate that we dont want to received push notifications for mentions
func (m *Messenger) EnablePushNotificationsBlockMentions() error {
if m.pushNotificationClient == nil {
return errors.New("no push notification client")
}
m.mutex.Lock()
defer m.mutex.Unlock()
return m.pushNotificationClient.EnablePushNotificationsBlockMentions(m.pushNotificationOptions())
}
// DisablePushNotificationsBlockMentions is used to indicate that we want to received push notifications for mentions
func (m *Messenger) DisablePushNotificationsBlockMentions() error {
if m.pushNotificationClient == nil {
return errors.New("no push notification client")
}
m.mutex.Lock()
defer m.mutex.Unlock()
return m.pushNotificationClient.DisablePushNotificationsBlockMentions(m.pushNotificationOptions())
}
// GetPushNotificationsServers returns the servers used for push notifications
func (m *Messenger) GetPushNotificationsServers() ([]*pushnotificationclient.PushNotificationServer, error) {
if m.pushNotificationClient == nil {
return nil, errors.New("no push notification client")
}
return m.pushNotificationClient.GetServers()
}
// StartPushNotificationsServer initialize and start a push notification server, using the current messenger identity key
func (m *Messenger) StartPushNotificationsServer() error {
if m.pushNotificationServer == nil {
pushNotificationServerPersistence := pushnotificationserver.NewSQLitePersistence(m.database)
config := &pushnotificationserver.Config{
Enabled: true,
Logger: m.logger,
Identity: m.identity,
}
m.pushNotificationServer = pushnotificationserver.New(config, pushNotificationServerPersistence, m.sender)
}
return m.pushNotificationServer.Start()
}
// StopPushNotificationServer stops the push notification server if running
func (m *Messenger) StopPushNotificationsServer() error {
m.pushNotificationServer = nil
return nil
}
func generateAliasAndIdenticon(pk string) (string, string, error) {
identicon, err := identicon.GenerateBase64(pk)
if err != nil {
return "", "", err
}
name, err := alias.GenerateFromPublicKeyString(pk)
if err != nil {
return "", "", err
}
return name, identicon, nil
}
func (m *Messenger) SendEmojiReaction(ctx context.Context, chatID, messageID string, emojiID protobuf.EmojiReaction_Type) (*MessengerResponse, error) {
var response MessengerResponse
chat, ok := m.allChats.Load(chatID)
if !ok {
return nil, ErrChatNotFound
}
clock, _ := chat.NextClockAndTimestamp(m.getTimesource())
emojiR := &EmojiReaction{
EmojiReaction: protobuf.EmojiReaction{
Clock: clock,
MessageId: messageID,
ChatId: chatID,
Type: emojiID,
},
LocalChatID: chatID,
From: types.EncodeHex(crypto.FromECDSAPub(&m.identity.PublicKey)),
}
encodedMessage, err := m.encodeChatEntity(chat, emojiR)
if err != nil {
return nil, err
}
_, err = m.dispatchMessage(ctx, common.RawMessage{
LocalChatID: chatID,
Payload: encodedMessage,
SkipGroupMessageWrap: true,
MessageType: protobuf.ApplicationMetadataMessage_EMOJI_REACTION,
// Don't resend using datasync, that would create quite a lot
// of traffic if clicking too eagelry
ResendAutomatically: false,
})
if err != nil {
return nil, err
}
response.EmojiReactions = []*EmojiReaction{emojiR}
response.AddChat(chat)
err = m.persistence.SaveEmojiReaction(emojiR)
if err != nil {
return nil, errors.Wrap(err, "Can't save emoji reaction in db")
}
return &response, nil
}
func (m *Messenger) EmojiReactionsByChatID(chatID string, cursor string, limit int) ([]*EmojiReaction, error) {
chat, err := m.persistence.Chat(chatID)
if err != nil {
return nil, err
}
if chat.Timeline() {
var chatIDs = []string{"@" + contactIDFromPublicKey(&m.identity.PublicKey)}
m.allContacts.Range(func(contactID string, contact *Contact) (shouldContinue bool) {
if contact.Added {
chatIDs = append(chatIDs, "@"+contact.ID)
}
return true
})
return m.persistence.EmojiReactionsByChatIDs(chatIDs, cursor, limit)
}
return m.persistence.EmojiReactionsByChatID(chatID, cursor, limit)
}
func (m *Messenger) EmojiReactionsByChatIDMessageID(chatID string, messageID string) ([]*EmojiReaction, error) {
_, err := m.persistence.Chat(chatID)
if err != nil {
return nil, err
}
return m.persistence.EmojiReactionsByChatIDMessageID(chatID, messageID)
}
func (m *Messenger) SendEmojiReactionRetraction(ctx context.Context, emojiReactionID string) (*MessengerResponse, error) {
emojiR, err := m.persistence.EmojiReactionByID(emojiReactionID)
if err != nil {
return nil, err
}
// Check that the sender is the key owner
pk := types.EncodeHex(crypto.FromECDSAPub(&m.identity.PublicKey))
if emojiR.From != pk {
return nil, errors.Errorf("identity mismatch, "+
"emoji reactions can only be retracted by the reaction sender, "+
"emoji reaction sent by '%s', current identity '%s'",
emojiR.From, pk,
)
}
// Get chat and clock
chat, ok := m.allChats.Load(emojiR.GetChatId())
if !ok {
return nil, ErrChatNotFound
}
clock, _ := chat.NextClockAndTimestamp(m.getTimesource())
// Update the relevant fields
emojiR.Clock = clock
emojiR.Retracted = true
encodedMessage, err := m.encodeChatEntity(chat, emojiR)
if err != nil {
return nil, err
}
// Send the marshalled EmojiReactionRetraction protobuf
_, err = m.dispatchMessage(ctx, common.RawMessage{
LocalChatID: emojiR.GetChatId(),
Payload: encodedMessage,
SkipGroupMessageWrap: true,
MessageType: protobuf.ApplicationMetadataMessage_EMOJI_REACTION,
// Don't resend using datasync, that would create quite a lot
// of traffic if clicking too eagelry
ResendAutomatically: false,
})
if err != nil {
return nil, err
}
// Update MessengerResponse
response := MessengerResponse{}
emojiR.Retracted = true
response.EmojiReactions = []*EmojiReaction{emojiR}
response.AddChat(chat)
// Persist retraction state for emoji reaction
err = m.persistence.SaveEmojiReaction(emojiR)
if err != nil {
return nil, err
}
return &response, nil
}
func (m *Messenger) encodeChatEntity(chat *Chat, message common.ChatEntity) ([]byte, error) {
var encodedMessage []byte
var err error
l := m.logger.With(zap.String("site", "Send"), zap.String("chatID", chat.ID))
switch chat.ChatType {
case ChatTypeOneToOne:
l.Debug("sending private message")
message.SetMessageType(protobuf.MessageType_ONE_TO_ONE)
encodedMessage, err = proto.Marshal(message.GetProtobuf())
if err != nil {
return nil, err
}
case ChatTypePublic, ChatTypeProfile:
l.Debug("sending public message", zap.String("chatName", chat.Name))
message.SetMessageType(protobuf.MessageType_PUBLIC_GROUP)
encodedMessage, err = proto.Marshal(message.GetProtobuf())
if err != nil {
return nil, err
}
case ChatTypeCommunityChat:
l.Debug("sending community chat message", zap.String("chatName", chat.Name))
// TODO: add grant
message.SetMessageType(protobuf.MessageType_COMMUNITY_CHAT)
encodedMessage, err = proto.Marshal(message.GetProtobuf())
if err != nil {
return nil, err
}
case ChatTypePrivateGroupChat:
message.SetMessageType(protobuf.MessageType_PRIVATE_GROUP)
l.Debug("sending group message", zap.String("chatName", chat.Name))
if !message.WrapGroupMessage() {
encodedMessage, err = proto.Marshal(message.GetProtobuf())
if err != nil {
return nil, err
}
} else {
group, err := newProtocolGroupFromChat(chat)
if err != nil {
return nil, err
}
encodedMessage, err = m.sender.EncodeAbridgedMembershipUpdate(group, message)
if err != nil {
return nil, err
}
}
default:
return nil, errors.New("chat type not supported")
}
return encodedMessage, nil
}
func (m *Messenger) getOrBuildContactFromMessage(msg *common.Message) (*Contact, error) {
if c, ok := m.allContacts.Load(msg.From); ok {
return c, nil
}
senderPubKey, err := msg.GetSenderPubKey()
if err != nil {
return nil, err
}
senderID := contactIDFromPublicKey(senderPubKey)
c, err := buildContact(senderID, senderPubKey)
if err != nil {
return nil, err
}
// TODO(samyoul) remove storing of an updated reference pointer?
m.allContacts.Store(msg.From, c)
return c, nil
}
func (m *Messenger) BloomFilter() []byte {
return m.transport.BloomFilter()
}
func (m *Messenger) getSettings() (accounts.Settings, error) {
sDB := accounts.NewDB(m.database)
return sDB.GetSettings()
}
func (m *Messenger) handleSyncBookmark(state *ReceivedMessageState, message protobuf.SyncBookmark) error {
bookmark := &browsers.Bookmark{
URL: message.Url,
Name: message.Name,
ImageURL: message.ImageUrl,
Removed: message.Removed,
Clock: message.Clock,
}
state.AllBookmarks[message.Url] = bookmark
return nil
}
func (m *Messenger) handleSyncClearHistory(state *ReceivedMessageState, message protobuf.SyncClearHistory) error {
chatID := message.ChatId
existingChat, ok := state.AllChats.Load(chatID)
if !ok {
return ErrChatNotFound
}
if existingChat.DeletedAtClockValue >= message.ClearedAt {
return nil
}
err := m.persistence.ClearHistoryFromSyncMessage(existingChat, message.ClearedAt)
if err != nil {
return err
}
if existingChat.Public() {
err = m.transport.ClearProcessedMessageIDsCache()
if err != nil {
return err
}
}
state.AllChats.Store(chatID, existingChat)
state.Response.AddChat(existingChat)
state.Response.AddClearedHistory(&ClearedHistory{
ClearedAt: message.ClearedAt,
ChatID: chatID,
})
return nil
}
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