794 lines
21 KiB
Go
794 lines
21 KiB
Go
package protocol
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import (
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"context"
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"encoding/hex"
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"errors"
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"github.com/golang/protobuf/proto"
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"go.uber.org/zap"
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"github.com/status-im/status-go/eth-node/crypto"
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"github.com/status-im/status-go/eth-node/types"
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"github.com/status-im/status-go/images"
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"github.com/status-im/status-go/protocol/common"
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"github.com/status-im/status-go/protocol/protobuf"
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"github.com/status-im/status-go/protocol/requests"
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v1protocol "github.com/status-im/status-go/protocol/v1"
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)
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var ErrGroupChatAddedContacts = errors.New("group-chat: can't add members who are not mutual contacts")
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func (m *Messenger) validateAddedGroupMembers(members []string) error {
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for _, memberPubkey := range members {
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contactID, err := contactIDFromPublicKeyString(memberPubkey)
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if err != nil {
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return err
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}
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contact, _ := m.allContacts.Load(contactID)
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if contact == nil || !contact.mutual() {
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return ErrGroupChatAddedContacts
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}
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}
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return nil
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}
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func (m *Messenger) CreateGroupChatWithMembers(ctx context.Context, name string, members []string) (*MessengerResponse, error) {
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var convertedKeyMembers []string
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for _, m := range members {
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k, err := requests.ConvertCompressedToLegacyKey(m)
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if err != nil {
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return nil, err
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}
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convertedKeyMembers = append(convertedKeyMembers, k)
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}
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if err := m.validateAddedGroupMembers(convertedKeyMembers); err != nil {
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return nil, err
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}
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var response MessengerResponse
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logger := m.logger.With(zap.String("site", "CreateGroupChatWithMembers"))
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logger.Info("Creating group chat", zap.String("name", name), zap.Any("members", convertedKeyMembers))
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chat := CreateGroupChat(m.getTimesource())
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clock, _ := chat.NextClockAndTimestamp(m.getTimesource())
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group, err := v1protocol.NewGroupWithCreator(name, chat.Color, clock, m.identity)
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if err != nil {
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return nil, err
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}
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chat.LastClockValue = clock
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chat.updateChatFromGroupMembershipChanges(group)
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chat.Joined = int64(m.getTimesource().GetCurrentTime())
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clock, _ = chat.NextClockAndTimestamp(m.getTimesource())
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// Add members
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if len(convertedKeyMembers) > 0 {
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event := v1protocol.NewMembersAddedEvent(convertedKeyMembers, clock)
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event.ChatID = chat.ID
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err = event.Sign(m.identity)
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if err != nil {
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return nil, err
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}
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err = group.ProcessEvent(event)
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if err != nil {
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return nil, err
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}
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}
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recipients, err := stringSliceToPublicKeys(group.Members())
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if err != nil {
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return nil, err
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}
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encodedMessage, err := m.sender.EncodeMembershipUpdate(group, nil)
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if err != nil {
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return nil, err
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}
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m.allChats.Store(chat.ID, &chat)
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_, err = m.dispatchMessage(ctx, common.RawMessage{
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LocalChatID: chat.ID,
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Payload: encodedMessage,
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MessageType: protobuf.ApplicationMetadataMessage_MEMBERSHIP_UPDATE_MESSAGE,
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Recipients: recipients,
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})
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if err != nil {
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return nil, err
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}
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chat.updateChatFromGroupMembershipChanges(group)
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return m.addMessagesAndChat(&chat, buildSystemMessages(chat.MembershipUpdates, m.systemMessagesTranslations), &response)
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}
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func (m *Messenger) CreateGroupChatFromInvitation(name string, chatID string, adminPK string) (*MessengerResponse, error) {
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var response MessengerResponse
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logger := m.logger.With(zap.String("site", "CreateGroupChatFromInvitation"))
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logger.Info("Creating group chat from invitation", zap.String("name", name))
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chat := CreateGroupChat(m.getTimesource())
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chat.ID = chatID
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chat.Name = name
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chat.InvitationAdmin = adminPK
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response.AddChat(&chat)
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return &response, m.saveChat(&chat)
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}
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func (m *Messenger) RemoveMembersFromGroupChat(ctx context.Context, chatID string, members []string) (*MessengerResponse, error) {
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var response MessengerResponse
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logger := m.logger.With(zap.String("site", "RemoveMembersFromGroupChat"))
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logger.Info("Removing members form group chat", zap.String("chatID", chatID), zap.Any("members", members))
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chat, ok := m.allChats.Load(chatID)
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if !ok {
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return nil, ErrChatNotFound
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}
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group, err := newProtocolGroupFromChat(chat)
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if err != nil {
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return nil, err
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}
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// We save the initial recipients as we want to send updates to also
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// the members kicked out
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oldRecipients, err := stringSliceToPublicKeys(group.Members())
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if err != nil {
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return nil, err
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}
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clock, _ := chat.NextClockAndTimestamp(m.getTimesource())
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for _, member := range members {
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// Remove member
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event := v1protocol.NewMemberRemovedEvent(member, clock)
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event.ChatID = chat.ID
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err = event.Sign(m.identity)
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if err != nil {
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return nil, err
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}
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err = group.ProcessEvent(event)
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if err != nil {
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return nil, err
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}
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}
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encodedMessage, err := m.sender.EncodeMembershipUpdate(group, nil)
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if err != nil {
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return nil, err
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}
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_, err = m.dispatchMessage(ctx, common.RawMessage{
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LocalChatID: chat.ID,
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Payload: encodedMessage,
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MessageType: protobuf.ApplicationMetadataMessage_MEMBERSHIP_UPDATE_MESSAGE,
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Recipients: oldRecipients,
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})
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if err != nil {
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return nil, err
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}
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chat.updateChatFromGroupMembershipChanges(group)
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return m.addMessagesAndChat(chat, buildSystemMessages(chat.MembershipUpdates, m.systemMessagesTranslations), &response)
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}
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func (m *Messenger) AddMembersToGroupChat(ctx context.Context, chatID string, members []string) (*MessengerResponse, error) {
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if err := m.validateAddedGroupMembers(members); err != nil {
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return nil, err
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}
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var response MessengerResponse
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logger := m.logger.With(zap.String("site", "AddMembersFromGroupChat"))
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logger.Info("Adding members form group chat", zap.String("chatID", chatID), zap.Any("members", members))
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chat, ok := m.allChats.Load(chatID)
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if !ok {
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return nil, ErrChatNotFound
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}
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group, err := newProtocolGroupFromChat(chat)
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if err != nil {
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return nil, err
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}
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clock, _ := chat.NextClockAndTimestamp(m.getTimesource())
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// Add members
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event := v1protocol.NewMembersAddedEvent(members, clock)
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event.ChatID = chat.ID
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err = event.Sign(m.identity)
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if err != nil {
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return nil, err
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}
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//approve invitations
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for _, member := range members {
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logger.Info("ApproveInvitationByChatIdAndFrom", zap.String("chatID", chatID), zap.Any("member", member))
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groupChatInvitation := &GroupChatInvitation{
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GroupChatInvitation: protobuf.GroupChatInvitation{
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ChatId: chat.ID,
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},
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From: member,
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}
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groupChatInvitation, err = m.persistence.InvitationByID(groupChatInvitation.ID())
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if err != nil && err != common.ErrRecordNotFound {
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return nil, err
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}
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if groupChatInvitation != nil {
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groupChatInvitation.State = protobuf.GroupChatInvitation_APPROVED
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err := m.persistence.SaveInvitation(groupChatInvitation)
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if err != nil {
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return nil, err
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}
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response.Invitations = append(response.Invitations, groupChatInvitation)
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}
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}
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err = group.ProcessEvent(event)
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if err != nil {
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return nil, err
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}
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recipients, err := stringSliceToPublicKeys(group.Members())
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if err != nil {
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return nil, err
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}
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encodedMessage, err := m.sender.EncodeMembershipUpdate(group, nil)
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if err != nil {
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return nil, err
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}
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_, err = m.dispatchMessage(ctx, common.RawMessage{
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LocalChatID: chat.ID,
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Payload: encodedMessage,
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MessageType: protobuf.ApplicationMetadataMessage_MEMBERSHIP_UPDATE_MESSAGE,
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Recipients: recipients,
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})
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if err != nil {
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return nil, err
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}
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chat.updateChatFromGroupMembershipChanges(group)
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return m.addMessagesAndChat(chat, buildSystemMessages([]v1protocol.MembershipUpdateEvent{event}, m.systemMessagesTranslations), &response)
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}
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func (m *Messenger) ChangeGroupChatName(ctx context.Context, chatID string, name string) (*MessengerResponse, error) {
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logger := m.logger.With(zap.String("site", "ChangeGroupChatName"))
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logger.Info("Changing group chat name", zap.String("chatID", chatID), zap.String("name", name))
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chat, ok := m.allChats.Load(chatID)
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if !ok {
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return nil, ErrChatNotFound
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}
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group, err := newProtocolGroupFromChat(chat)
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if err != nil {
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return nil, err
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}
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clock, _ := chat.NextClockAndTimestamp(m.getTimesource())
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// Change name
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event := v1protocol.NewNameChangedEvent(name, clock)
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event.ChatID = chat.ID
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err = event.Sign(m.identity)
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if err != nil {
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return nil, err
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}
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// Update in-memory group
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err = group.ProcessEvent(event)
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if err != nil {
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return nil, err
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}
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recipients, err := stringSliceToPublicKeys(group.Members())
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if err != nil {
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return nil, err
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}
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encodedMessage, err := m.sender.EncodeMembershipUpdate(group, nil)
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if err != nil {
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return nil, err
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}
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_, err = m.dispatchMessage(ctx, common.RawMessage{
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LocalChatID: chat.ID,
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Payload: encodedMessage,
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MessageType: protobuf.ApplicationMetadataMessage_MEMBERSHIP_UPDATE_MESSAGE,
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Recipients: recipients,
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})
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if err != nil {
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return nil, err
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}
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chat.updateChatFromGroupMembershipChanges(group)
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var response MessengerResponse
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return m.addMessagesAndChat(chat, buildSystemMessages([]v1protocol.MembershipUpdateEvent{event}, m.systemMessagesTranslations), &response)
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}
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func (m *Messenger) EditGroupChat(ctx context.Context, chatID string, name string, color string, image images.CroppedImage) (*MessengerResponse, error) {
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logger := m.logger.With(zap.String("site", "EditGroupChat"))
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logger.Info("Editing group chat details", zap.String("chatID", chatID), zap.String("name", name), zap.String("color", color))
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chat, ok := m.allChats.Load(chatID)
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if !ok {
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return nil, ErrChatNotFound
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}
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group, err := newProtocolGroupFromChat(chat)
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if err != nil {
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return nil, err
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}
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signAndProcessEvent := func(m *Messenger, event *v1protocol.MembershipUpdateEvent) error {
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err := event.Sign(m.identity)
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if err != nil {
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return err
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}
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err = group.ProcessEvent(*event)
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if err != nil {
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return err
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}
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return nil
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}
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var events []v1protocol.MembershipUpdateEvent
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if chat.Name != name {
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clock, _ := chat.NextClockAndTimestamp(m.getTimesource())
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event := v1protocol.NewNameChangedEvent(name, clock)
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event.ChatID = chat.ID
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err = signAndProcessEvent(m, &event)
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if err != nil {
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return nil, err
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}
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events = append(events, event)
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}
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if chat.Color != color {
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clock, _ := chat.NextClockAndTimestamp(m.getTimesource())
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event := v1protocol.NewColorChangedEvent(color, clock)
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event.ChatID = chat.ID
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err = signAndProcessEvent(m, &event)
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if err != nil {
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return nil, err
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}
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events = append(events, event)
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}
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if len(image.ImagePath) > 0 {
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payload, err := images.OpenAndAdjustImage(image, true)
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if err != nil {
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return nil, err
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}
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// prepare event
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clock, _ := chat.NextClockAndTimestamp(m.getTimesource())
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event := v1protocol.NewImageChangedEvent(payload, clock)
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event.ChatID = chat.ID
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err = signAndProcessEvent(m, &event)
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if err != nil {
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return nil, err
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}
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events = append(events, event)
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}
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recipients, err := stringSliceToPublicKeys(group.Members())
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if err != nil {
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return nil, err
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}
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encodedMessage, err := m.sender.EncodeMembershipUpdate(group, nil)
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if err != nil {
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return nil, err
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}
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_, err = m.dispatchMessage(ctx, common.RawMessage{
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LocalChatID: chat.ID,
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Payload: encodedMessage,
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MessageType: protobuf.ApplicationMetadataMessage_MEMBERSHIP_UPDATE_MESSAGE,
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Recipients: recipients,
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})
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if err != nil {
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return nil, err
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}
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chat.updateChatFromGroupMembershipChanges(group)
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var response MessengerResponse
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return m.addMessagesAndChat(chat, buildSystemMessages(events, m.systemMessagesTranslations), &response)
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}
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func (m *Messenger) SendGroupChatInvitationRequest(ctx context.Context, chatID string, adminPK string,
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message string) (*MessengerResponse, error) {
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logger := m.logger.With(zap.String("site", "SendGroupChatInvitationRequest"))
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logger.Info("Sending group chat invitation request", zap.String("chatID", chatID),
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zap.String("adminPK", adminPK), zap.String("message", message))
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var response MessengerResponse
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// Get chat and clock
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chat, ok := m.allChats.Load(chatID)
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if !ok {
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return nil, ErrChatNotFound
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}
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clock, _ := chat.NextClockAndTimestamp(m.getTimesource())
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invitationR := &GroupChatInvitation{
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GroupChatInvitation: protobuf.GroupChatInvitation{
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Clock: clock,
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ChatId: chatID,
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IntroductionMessage: message,
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State: protobuf.GroupChatInvitation_REQUEST,
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},
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From: types.EncodeHex(crypto.FromECDSAPub(&m.identity.PublicKey)),
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}
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encodedMessage, err := proto.Marshal(invitationR.GetProtobuf())
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if err != nil {
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return nil, err
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}
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spec := common.RawMessage{
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LocalChatID: adminPK,
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Payload: encodedMessage,
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MessageType: protobuf.ApplicationMetadataMessage_GROUP_CHAT_INVITATION,
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ResendAutomatically: true,
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}
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pkey, err := hex.DecodeString(adminPK[2:])
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if err != nil {
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return nil, err
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}
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// Safety check, make sure is well formed
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adminpk, err := crypto.UnmarshalPubkey(pkey)
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if err != nil {
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return nil, err
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}
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id, err := m.sender.SendPrivate(ctx, adminpk, &spec)
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if err != nil {
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return nil, err
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}
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spec.ID = types.EncodeHex(id)
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spec.SendCount++
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err = m.persistence.SaveRawMessage(&spec)
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if err != nil {
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return nil, err
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}
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response.Invitations = []*GroupChatInvitation{invitationR}
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err = m.persistence.SaveInvitation(invitationR)
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if err != nil {
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return nil, err
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}
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return &response, nil
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}
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func (m *Messenger) GetGroupChatInvitations() ([]*GroupChatInvitation, error) {
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return m.persistence.GetGroupChatInvitations()
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}
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func (m *Messenger) SendGroupChatInvitationRejection(ctx context.Context, invitationRequestID string) (*MessengerResponse, error) {
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logger := m.logger.With(zap.String("site", "SendGroupChatInvitationRejection"))
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logger.Info("Sending group chat invitation reject", zap.String("invitationRequestID", invitationRequestID))
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invitationR, err := m.persistence.InvitationByID(invitationRequestID)
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if err != nil {
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return nil, err
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}
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invitationR.State = protobuf.GroupChatInvitation_REJECTED
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// Get chat and clock
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chat, ok := m.allChats.Load(invitationR.ChatId)
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if !ok {
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return nil, ErrChatNotFound
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}
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clock, _ := chat.NextClockAndTimestamp(m.getTimesource())
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invitationR.Clock = clock
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encodedMessage, err := proto.Marshal(invitationR.GetProtobuf())
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if err != nil {
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return nil, err
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}
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spec := common.RawMessage{
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LocalChatID: invitationR.From,
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Payload: encodedMessage,
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MessageType: protobuf.ApplicationMetadataMessage_GROUP_CHAT_INVITATION,
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ResendAutomatically: true,
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}
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pkey, err := hex.DecodeString(invitationR.From[2:])
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if err != nil {
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return nil, err
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}
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// Safety check, make sure is well formed
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userpk, err := crypto.UnmarshalPubkey(pkey)
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if err != nil {
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return nil, err
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}
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id, err := m.sender.SendPrivate(ctx, userpk, &spec)
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if err != nil {
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return nil, err
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}
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spec.ID = types.EncodeHex(id)
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spec.SendCount++
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err = m.persistence.SaveRawMessage(&spec)
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if err != nil {
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return nil, err
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}
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var response MessengerResponse
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response.Invitations = []*GroupChatInvitation{invitationR}
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err = m.persistence.SaveInvitation(invitationR)
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if err != nil {
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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)
|
|
}
|
|
|
|
// Kept only for backward compatibility (auto-join), explicit join has been removed
|
|
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
|
|
}
|
|
|
|
amIMember := chat.HasMember(common.PubkeyToHex(&m.identity.PublicKey))
|
|
|
|
if amIMember {
|
|
chat.RemoveMember(common.PubkeyToHex(&m.identity.PublicKey))
|
|
|
|
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, m.dispatchMessage)
|
|
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) {
|
|
err := m.persistence.DismissAllActivityCenterNotificationsFromChatID(chatID)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
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
|
|
}
|