package protocol import ( "context" "database/sql" "encoding/json" "fmt" "strings" "github.com/status-im/status-go/protocol/common" "github.com/status-im/status-go/protocol/protobuf" ) func (db sqlitePersistence) tableUserMessagesAllFields() string { return `id, whisper_timestamp, source, text, content_type, username, timestamp, chat_id, local_chat_id, message_type, clock_value, seen, outgoing_status, parsed_text, sticker_pack, sticker_hash, image_payload, image_type, image_base64, audio_payload, audio_type, audio_duration_ms, audio_base64, community_id, mentions, links, command_id, command_value, command_from, command_address, command_contract, command_transaction_hash, command_state, command_signature, replace_message, edited_at, deleted, rtl, line_count, response_to, gap_from, gap_to, mentioned` } func (db sqlitePersistence) tableUserMessagesAllFieldsJoin() string { return `m1.id, m1.whisper_timestamp, m1.source, m1.text, m1.content_type, m1.username, m1.timestamp, m1.chat_id, m1.local_chat_id, m1.message_type, m1.clock_value, m1.seen, m1.outgoing_status, m1.parsed_text, m1.sticker_pack, m1.sticker_hash, m1.image_base64, COALESCE(m1.audio_duration_ms,0), m1.audio_base64, m1.community_id, m1.mentions, m1.links, m1.command_id, m1.command_value, m1.command_from, m1.command_address, m1.command_contract, m1.command_transaction_hash, m1.command_state, m1.command_signature, m1.replace_message, m1.edited_at, m1.deleted, m1.rtl, m1.line_count, m1.response_to, m1.gap_from, m1.gap_to, m1.mentioned, m2.source, m2.text, m2.parsed_text, m2.image_base64, m2.audio_duration_ms, m2.audio_base64, m2.community_id, c.alias, c.identicon` } func (db sqlitePersistence) tableUserMessagesAllFieldsCount() int { return strings.Count(db.tableUserMessagesAllFields(), ",") + 1 } type scanner interface { Scan(dest ...interface{}) error } func (db sqlitePersistence) tableUserMessagesScanAllFields(row scanner, message *common.Message, others ...interface{}) error { var quotedText sql.NullString var quotedParsedText []byte var quotedFrom sql.NullString var quotedImage sql.NullString var quotedAudio sql.NullString var quotedAudioDuration sql.NullInt64 var quotedCommunityID sql.NullString var serializedMentions []byte var serializedLinks []byte var alias sql.NullString var identicon sql.NullString var communityID sql.NullString var gapFrom sql.NullInt64 var gapTo sql.NullInt64 var editedAt sql.NullInt64 var deleted sql.NullBool sticker := &protobuf.StickerMessage{} command := &common.CommandParameters{} audio := &protobuf.AudioMessage{} args := []interface{}{ &message.ID, &message.WhisperTimestamp, &message.From, // source in table &message.Text, &message.ContentType, &message.Alias, &message.Timestamp, &message.ChatId, &message.LocalChatID, &message.MessageType, &message.Clock, &message.Seen, &message.OutgoingStatus, &message.ParsedText, &sticker.Pack, &sticker.Hash, &message.Base64Image, &audio.DurationMs, &message.Base64Audio, &communityID, &serializedMentions, &serializedLinks, &command.ID, &command.Value, &command.From, &command.Address, &command.Contract, &command.TransactionHash, &command.CommandState, &command.Signature, &message.Replace, &editedAt, &deleted, &message.RTL, &message.LineCount, &message.ResponseTo, &gapFrom, &gapTo, &message.Mentioned, "edFrom, "edText, "edParsedText, "edImage, "edAudioDuration, "edAudio, "edCommunityID, &alias, &identicon, } err := row.Scan(append(args, others...)...) if err != nil { return err } if editedAt.Valid { message.EditedAt = uint64(editedAt.Int64) } if deleted.Valid { message.Deleted = deleted.Bool } if quotedText.Valid { message.QuotedMessage = &common.QuotedMessage{ From: quotedFrom.String, Text: quotedText.String, ParsedText: quotedParsedText, Base64Image: quotedImage.String, AudioDurationMs: uint64(quotedAudioDuration.Int64), Base64Audio: quotedAudio.String, CommunityID: quotedCommunityID.String, } } message.Alias = alias.String message.Identicon = identicon.String if gapFrom.Valid && gapTo.Valid { message.GapParameters = &common.GapParameters{ From: uint32(gapFrom.Int64), To: uint32(gapTo.Int64), } } if communityID.Valid { message.CommunityID = communityID.String } if serializedMentions != nil { err := json.Unmarshal(serializedMentions, &message.Mentions) if err != nil { return err } } if serializedLinks != nil { err := json.Unmarshal(serializedLinks, &message.Links) if err != nil { return err } } switch message.ContentType { case protobuf.ChatMessage_STICKER: message.Payload = &protobuf.ChatMessage_Sticker{Sticker: sticker} case protobuf.ChatMessage_AUDIO: message.Payload = &protobuf.ChatMessage_Audio{Audio: audio} case protobuf.ChatMessage_TRANSACTION_COMMAND: message.CommandParameters = command } return nil } func (db sqlitePersistence) tableUserMessagesAllValues(message *common.Message) ([]interface{}, error) { var gapFrom, gapTo uint32 sticker := message.GetSticker() if sticker == nil { sticker = &protobuf.StickerMessage{} } image := message.GetImage() if image == nil { image = &protobuf.ImageMessage{} } audio := message.GetAudio() if audio == nil { audio = &protobuf.AudioMessage{} } command := message.CommandParameters if command == nil { command = &common.CommandParameters{} } if message.GapParameters != nil { gapFrom = message.GapParameters.From gapTo = message.GapParameters.To } var serializedMentions []byte var err error if len(message.Mentions) != 0 { serializedMentions, err = json.Marshal(message.Mentions) if err != nil { return nil, err } } var serializedLinks []byte if len(message.Links) != 0 { serializedLinks, err = json.Marshal(message.Links) if err != nil { return nil, err } } return []interface{}{ message.ID, message.WhisperTimestamp, message.From, // source in table message.Text, message.ContentType, message.Alias, message.Timestamp, message.ChatId, message.LocalChatID, message.MessageType, message.Clock, message.Seen, message.OutgoingStatus, message.ParsedText, sticker.Pack, sticker.Hash, image.Payload, image.Type, message.Base64Image, audio.Payload, audio.Type, audio.DurationMs, message.Base64Audio, message.CommunityID, serializedMentions, serializedLinks, command.ID, command.Value, command.From, command.Address, command.Contract, command.TransactionHash, command.CommandState, command.Signature, message.Replace, int64(message.EditedAt), message.Deleted, message.RTL, message.LineCount, message.ResponseTo, gapFrom, gapTo, message.Mentioned, }, nil } func (db sqlitePersistence) messageByID(tx *sql.Tx, id string) (*common.Message, error) { var err error if tx == nil { tx, err = db.db.BeginTx(context.Background(), &sql.TxOptions{}) if err != nil { return nil, err } defer func() { if err == nil { err = tx.Commit() return } // don't shadow original error _ = tx.Rollback() }() } var message common.Message allFields := db.tableUserMessagesAllFieldsJoin() row := tx.QueryRow( fmt.Sprintf(` SELECT %s FROM user_messages m1 LEFT JOIN user_messages m2 ON m1.response_to = m2.id LEFT JOIN contacts c ON m1.source = c.id WHERE m1.id = ? `, allFields), id, ) err = db.tableUserMessagesScanAllFields(row, &message) switch err { case sql.ErrNoRows: return nil, common.ErrRecordNotFound case nil: return &message, nil default: return nil, err } } func (db sqlitePersistence) MessageByCommandID(chatID, id string) (*common.Message, error) { var message common.Message allFields := db.tableUserMessagesAllFieldsJoin() row := db.db.QueryRow( fmt.Sprintf(` SELECT %s FROM user_messages m1 LEFT JOIN user_messages m2 ON m1.response_to = m2.id LEFT JOIN contacts c ON m1.source = c.id WHERE m1.command_id = ? AND m1.local_chat_id = ? ORDER BY m1.clock_value DESC LIMIT 1 `, allFields), id, chatID, ) err := db.tableUserMessagesScanAllFields(row, &message) switch err { case sql.ErrNoRows: return nil, common.ErrRecordNotFound case nil: return &message, nil default: return nil, err } } func (db sqlitePersistence) MessageByID(id string) (*common.Message, error) { return db.messageByID(nil, id) } func (db sqlitePersistence) MessagesExist(ids []string) (map[string]bool, error) { result := make(map[string]bool) if len(ids) == 0 { return result, nil } idsArgs := make([]interface{}, 0, len(ids)) for _, id := range ids { idsArgs = append(idsArgs, id) } inVector := strings.Repeat("?, ", len(ids)-1) + "?" query := "SELECT id FROM user_messages WHERE id IN (" + inVector + ")" // nolint: gosec rows, err := db.db.Query(query, idsArgs...) if err != nil { return nil, err } defer rows.Close() for rows.Next() { var id string err := rows.Scan(&id) if err != nil { return nil, err } result[id] = true } return result, nil } func (db sqlitePersistence) MessagesByIDs(ids []string) ([]*common.Message, error) { if len(ids) == 0 { return nil, nil } idsArgs := make([]interface{}, 0, len(ids)) for _, id := range ids { idsArgs = append(idsArgs, id) } allFields := db.tableUserMessagesAllFieldsJoin() inVector := strings.Repeat("?, ", len(ids)-1) + "?" // nolint: gosec rows, err := db.db.Query(fmt.Sprintf(` SELECT %s FROM user_messages m1 LEFT JOIN user_messages m2 ON m1.response_to = m2.id LEFT JOIN contacts c ON m1.source = c.id WHERE NOT(m1.hide) AND m1.id IN (%s)`, allFields, inVector), idsArgs...) if err != nil { return nil, err } defer rows.Close() var result []*common.Message for rows.Next() { var message common.Message if err := db.tableUserMessagesScanAllFields(rows, &message); err != nil { return nil, err } result = append(result, &message) } return result, nil } // MessageByChatID returns all messages for a given chatID in descending order. // Ordering is accomplished using two concatenated values: ClockValue and ID. // These two values are also used to compose a cursor which is returned to the result. func (db sqlitePersistence) MessageByChatID(chatID string, currCursor string, limit int) ([]*common.Message, string, error) { cursorWhere := "" if currCursor != "" { cursorWhere = "AND cursor <= ?" //nolint: goconst } allFields := db.tableUserMessagesAllFieldsJoin() args := []interface{}{chatID} if currCursor != "" { args = append(args, currCursor) } // Build a new column `cursor` at the query time by having a fixed-sized clock value at the beginning // concatenated with message ID. Results are sorted using this new column. // This new column values can also be returned as a cursor for subsequent requests. rows, err := db.db.Query( fmt.Sprintf(` SELECT %s, substr('0000000000000000000000000000000000000000000000000000000000000000' || m1.clock_value, -64, 64) || m1.id as cursor FROM user_messages m1 LEFT JOIN user_messages m2 ON m1.response_to = m2.id LEFT JOIN contacts c ON m1.source = c.id WHERE NOT(m1.hide) AND m1.local_chat_id = ? %s ORDER BY cursor DESC LIMIT ? `, allFields, cursorWhere), append(args, limit+1)..., // take one more to figure our whether a cursor should be returned ) if err != nil { return nil, "", err } defer rows.Close() var ( result []*common.Message cursors []string ) for rows.Next() { var ( message common.Message cursor string ) if err := db.tableUserMessagesScanAllFields(rows, &message, &cursor); err != nil { return nil, "", err } result = append(result, &message) cursors = append(cursors, cursor) } var newCursor string if len(result) > limit { newCursor = cursors[limit] result = result[:limit] } return result, newCursor, nil } // AllMessageByChatIDWhichMatchPattern returns all messages which match the search // term, for a given chatID in descending order. // Ordering is accomplished using two concatenated values: ClockValue and ID. // These two values are also used to compose a cursor which is returned to the result. func (db sqlitePersistence) AllMessageByChatIDWhichMatchTerm(chatID string, searchTerm string, caseSensitive bool) ([]*common.Message, error) { if searchTerm == "" { return nil, fmt.Errorf("empty search term") } searchCond := "" if caseSensitive { searchCond = "AND m1.text LIKE '%' || ? || '%'" } else { searchCond = "AND LOWER(m1.text) LIKE LOWER('%' || ? || '%')" } allFields := db.tableUserMessagesAllFieldsJoin() rows, err := db.db.Query( fmt.Sprintf(` SELECT %s, substr('0000000000000000000000000000000000000000000000000000000000000000' || m1.clock_value, -64, 64) || m1.id as cursor FROM user_messages m1 LEFT JOIN user_messages m2 ON m1.response_to = m2.id LEFT JOIN contacts c ON m1.source = c.id WHERE NOT(m1.hide) AND m1.local_chat_id = ? %s ORDER BY cursor DESC `, allFields, searchCond), chatID, searchTerm, ) if err != nil { return nil, err } defer rows.Close() var ( result []*common.Message ) for rows.Next() { var ( message common.Message cursor string ) if err := db.tableUserMessagesScanAllFields(rows, &message, &cursor); err != nil { return nil, err } result = append(result, &message) } return result, nil } // AllMessagesFromChatsAndCommunitiesWhichMatchTerm returns all messages which match the search // term, if they belong to either any chat from the chatIds array or any channel of any community // from communityIds array. // Ordering is accomplished using two concatenated values: ClockValue and ID. // These two values are also used to compose a cursor which is returned to the result. func (db sqlitePersistence) AllMessagesFromChatsAndCommunitiesWhichMatchTerm(communityIds []string, chatIds []string, searchTerm string, caseSensitive bool) ([]*common.Message, error) { if searchTerm == "" { return nil, fmt.Errorf("empty search term") } chatsCond := "" if len(chatIds) > 0 { inVector := strings.Repeat("?, ", len(chatIds)-1) + "?" chatsCond = `m1.local_chat_id IN (%s)` chatsCond = fmt.Sprintf(chatsCond, inVector) } communitiesCond := "" if len(communityIds) > 0 { inVector := strings.Repeat("?, ", len(communityIds)-1) + "?" communitiesCond = `m1.local_chat_id IN (SELECT id FROM chats WHERE community_id IN (%s))` communitiesCond = fmt.Sprintf(communitiesCond, inVector) } searchCond := "" if caseSensitive { searchCond = "m1.text LIKE '%' || ? || '%'" } else { searchCond = "LOWER(m1.text) LIKE LOWER('%' || ? || '%')" } finalCond := "AND %s AND %s" if len(communityIds) > 0 && len(chatIds) > 0 { finalCond = "AND (%s OR %s) AND %s" finalCond = fmt.Sprintf(finalCond, chatsCond, communitiesCond, searchCond) } else if len(chatIds) > 0 { finalCond = fmt.Sprintf(finalCond, chatsCond, searchCond) } else if len(communityIds) > 0 { finalCond = fmt.Sprintf(finalCond, communitiesCond, searchCond) } else { return nil, fmt.Errorf("you must specify either community ids or chat ids or both") } var parameters []string parameters = append(parameters, chatIds...) parameters = append(parameters, communityIds...) parameters = append(parameters, searchTerm) idsArgs := make([]interface{}, 0, len(parameters)) for _, param := range parameters { idsArgs = append(idsArgs, param) } allFields := db.tableUserMessagesAllFieldsJoin() finalQuery := fmt.Sprintf(` SELECT %s, substr('0000000000000000000000000000000000000000000000000000000000000000' || m1.clock_value, -64, 64) || m1.id as cursor FROM user_messages m1 LEFT JOIN user_messages m2 ON m1.response_to = m2.id LEFT JOIN contacts c ON m1.source = c.id WHERE NOT(m1.hide) %s ORDER BY cursor DESC `, allFields, finalCond) rows, err := db.db.Query(finalQuery, idsArgs...) if err != nil { return nil, err } defer rows.Close() var ( result []*common.Message ) for rows.Next() { var ( message common.Message cursor string ) if err := db.tableUserMessagesScanAllFields(rows, &message, &cursor); err != nil { return nil, err } result = append(result, &message) } return result, nil } func (db sqlitePersistence) AllChatIDsByCommunity(communityID string) ([]string, error) { rows, err := db.db.Query("SELECT id FROM chats WHERE community_id = ?", communityID) if err != nil { return nil, err } defer rows.Close() var rst []string for rows.Next() { var chatID string err = rows.Scan(&chatID) if err != nil { return nil, err } rst = append(rst, chatID) } return rst, nil } // PinnedMessageByChatID returns all pinned messages for a given chatID in descending order. // Ordering is accomplished using two concatenated values: ClockValue and ID. // These two values are also used to compose a cursor which is returned to the result. func (db sqlitePersistence) PinnedMessageByChatIDs(chatIDs []string, currCursor string, limit int) ([]*common.PinnedMessage, string, error) { cursorWhere := "" if currCursor != "" { cursorWhere = "AND cursor <= ?" //nolint: goconst } allFields := db.tableUserMessagesAllFieldsJoin() args := make([]interface{}, len(chatIDs)) for i, v := range chatIDs { args[i] = v } if currCursor != "" { args = append(args, currCursor) } // Build a new column `cursor` at the query time by having a fixed-sized clock value at the beginning // concatenated with message ID. Results are sorted using this new column. // This new column values can also be returned as a cursor for subsequent requests. rows, err := db.db.Query( fmt.Sprintf(` SELECT %s, pm.clock_value as pinnedAt, pm.pinned_by as pinnedBy, substr('0000000000000000000000000000000000000000000000000000000000000000' || m1.clock_value, -64, 64) || m1.id as cursor FROM pin_messages pm JOIN user_messages m1 ON pm.message_id = m1.id LEFT JOIN user_messages m2 ON m1.response_to = m2.id LEFT JOIN contacts c ON m1.source = c.id WHERE pm.pinned = 1 AND NOT(m1.hide) AND m1.local_chat_id IN %s %s ORDER BY cursor DESC LIMIT ? `, allFields, "(?"+strings.Repeat(",?", len(chatIDs)-1)+")", cursorWhere), append(args, limit+1)..., // take one more to figure our whether a cursor should be returned ) if err != nil { return nil, "", err } defer rows.Close() var ( result []*common.PinnedMessage cursors []string ) for rows.Next() { var ( message common.Message pinnedAt uint64 pinnedBy string cursor string ) if err := db.tableUserMessagesScanAllFields(rows, &message, &pinnedAt, &pinnedBy, &cursor); err != nil { return nil, "", err } pinnedMessage := &common.PinnedMessage{ Message: &message, PinnedAt: pinnedAt, PinnedBy: pinnedBy, } result = append(result, pinnedMessage) cursors = append(cursors, cursor) } var newCursor string if len(result) > limit && cursors != nil { newCursor = cursors[limit] result = result[:limit] } return result, newCursor, nil } func (db sqlitePersistence) PinnedMessageByChatID(chatID string, currCursor string, limit int) ([]*common.PinnedMessage, string, error) { return db.PinnedMessageByChatIDs([]string{chatID}, currCursor, limit) } // MessageByChatIDs returns all messages for a given chatIDs in descending order. // Ordering is accomplished using two concatenated values: ClockValue and ID. // These two values are also used to compose a cursor which is returned to the result. func (db sqlitePersistence) MessageByChatIDs(chatIDs []string, currCursor string, limit int) ([]*common.Message, string, error) { cursorWhere := "" if currCursor != "" { cursorWhere = "AND cursor <= ?" //nolint: goconst } allFields := db.tableUserMessagesAllFieldsJoin() args := make([]interface{}, len(chatIDs)) for i, v := range chatIDs { args[i] = v } if currCursor != "" { args = append(args, currCursor) } // Build a new column `cursor` at the query time by having a fixed-sized clock value at the beginning // concatenated with message ID. Results are sorted using this new column. // This new column values can also be returned as a cursor for subsequent requests. rows, err := db.db.Query( fmt.Sprintf(` SELECT %s, substr('0000000000000000000000000000000000000000000000000000000000000000' || m1.clock_value, -64, 64) || m1.id as cursor FROM user_messages m1 LEFT JOIN user_messages m2 ON m1.response_to = m2.id LEFT JOIN contacts c ON m1.source = c.id WHERE NOT(m1.hide) AND m1.local_chat_id IN %s %s ORDER BY cursor DESC LIMIT ? `, allFields, "(?"+strings.Repeat(",?", len(chatIDs)-1)+")", cursorWhere), append(args, limit+1)..., // take one more to figure our whether a cursor should be returned ) if err != nil { return nil, "", err } defer rows.Close() var ( result []*common.Message cursors []string ) for rows.Next() { var ( message common.Message cursor string ) if err := db.tableUserMessagesScanAllFields(rows, &message, &cursor); err != nil { return nil, "", err } result = append(result, &message) cursors = append(cursors, cursor) } var newCursor string if len(result) > limit { newCursor = cursors[limit] result = result[:limit] } return result, newCursor, nil } // EmojiReactionsByChatID returns the emoji reactions for the queried messages, up to a maximum of 100, as it's a potentially unbound number. // NOTE: This is not completely accurate, as the messages in the database might have change since the last call to `MessageByChatID`. func (db sqlitePersistence) EmojiReactionsByChatID(chatID string, currCursor string, limit int) ([]*EmojiReaction, error) { cursorWhere := "" if currCursor != "" { cursorWhere = "AND substr('0000000000000000000000000000000000000000000000000000000000000000' || m.clock_value, -64, 64) || m.id <= ?" //nolint: goconst } args := []interface{}{chatID, chatID} if currCursor != "" { args = append(args, currCursor) } args = append(args, limit) // NOTE: We match against local_chat_id for security reasons. // As a user could potentially send an emoji reaction for a one to // one/group chat that has no access to. // We also limit the number of emoji to a reasonable number (1000) // for now, as we don't want the client to choke on this. // The issue is that your own emoji might not be returned in such cases, // allowing the user to react to a post multiple times. // Jakubgs: Returning the whole list seems like a real overkill. // This will get very heavy in threads that have loads of reactions on loads of messages. // A more sensible response would just include a count and a bool telling you if you are in the list. // nolint: gosec query := fmt.Sprintf(` SELECT e.clock_value, e.source, e.emoji_id, e.message_id, e.chat_id, e.local_chat_id, e.retracted FROM emoji_reactions e WHERE NOT(e.retracted) AND e.local_chat_id = ? AND e.message_id IN (SELECT id FROM user_messages m WHERE NOT(m.hide) AND m.local_chat_id = ? %s ORDER BY substr('0000000000000000000000000000000000000000000000000000000000000000' || m.clock_value, -64, 64) || m.id DESC LIMIT ?) LIMIT 1000 `, cursorWhere) rows, err := db.db.Query( query, args..., ) if err != nil { return nil, err } defer rows.Close() var result []*EmojiReaction for rows.Next() { var emojiReaction EmojiReaction err := rows.Scan(&emojiReaction.Clock, &emojiReaction.From, &emojiReaction.Type, &emojiReaction.MessageId, &emojiReaction.ChatId, &emojiReaction.LocalChatID, &emojiReaction.Retracted) if err != nil { return nil, err } result = append(result, &emojiReaction) } return result, nil } // EmojiReactionsByChatIDMessageID returns the emoji reactions for the queried message. func (db sqlitePersistence) EmojiReactionsByChatIDMessageID(chatID string, messageID string) ([]*EmojiReaction, error) { args := []interface{}{chatID, messageID} query := `SELECT e.clock_value, e.source, e.emoji_id, e.message_id, e.chat_id, e.local_chat_id, e.retracted FROM emoji_reactions e WHERE NOT(e.retracted) AND e.local_chat_id = ? AND e.message_id = ? LIMIT 1000` rows, err := db.db.Query( query, args..., ) if err != nil { return nil, err } defer rows.Close() var result []*EmojiReaction for rows.Next() { var emojiReaction EmojiReaction err := rows.Scan(&emojiReaction.Clock, &emojiReaction.From, &emojiReaction.Type, &emojiReaction.MessageId, &emojiReaction.ChatId, &emojiReaction.LocalChatID, &emojiReaction.Retracted) if err != nil { return nil, err } result = append(result, &emojiReaction) } return result, nil } // EmojiReactionsByChatIDs returns the emoji reactions for the queried messages, up to a maximum of 100, as it's a potentially unbound number. // NOTE: This is not completely accurate, as the messages in the database might have change since the last call to `MessageByChatID`. func (db sqlitePersistence) EmojiReactionsByChatIDs(chatIDs []string, currCursor string, limit int) ([]*EmojiReaction, error) { cursorWhere := "" if currCursor != "" { cursorWhere = "AND substr('0000000000000000000000000000000000000000000000000000000000000000' || m.clock_value, -64, 64) || m.id <= ?" //nolint: goconst } chatsLen := len(chatIDs) args := make([]interface{}, chatsLen*2) for i, v := range chatIDs { args[i] = v } for i, v := range chatIDs { args[chatsLen+i] = v } if currCursor != "" { args = append(args, currCursor) } args = append(args, limit) // NOTE: We match against local_chat_id for security reasons. // As a user could potentially send an emoji reaction for a one to // one/group chat that has no access to. // We also limit the number of emoji to a reasonable number (1000) // for now, as we don't want the client to choke on this. // The issue is that your own emoji might not be returned in such cases, // allowing the user to react to a post multiple times. // Jakubgs: Returning the whole list seems like a real overkill. // This will get very heavy in threads that have loads of reactions on loads of messages. // A more sensible response would just include a count and a bool telling you if you are in the list. // nolint: gosec query := fmt.Sprintf(` SELECT e.clock_value, e.source, e.emoji_id, e.message_id, e.chat_id, e.local_chat_id, e.retracted FROM emoji_reactions e WHERE NOT(e.retracted) AND e.local_chat_id IN %s AND e.message_id IN (SELECT id FROM user_messages m WHERE NOT(m.hide) AND m.local_chat_id IN %s %s ORDER BY substr('0000000000000000000000000000000000000000000000000000000000000000' || m.clock_value, -64, 64) || m.id DESC LIMIT ?) LIMIT 1000 `, "(?"+strings.Repeat(",?", chatsLen-1)+")", "(?"+strings.Repeat(",?", chatsLen-1)+")", cursorWhere) rows, err := db.db.Query( query, args..., ) if err != nil { return nil, err } defer rows.Close() var result []*EmojiReaction for rows.Next() { var emojiReaction EmojiReaction err := rows.Scan(&emojiReaction.Clock, &emojiReaction.From, &emojiReaction.Type, &emojiReaction.MessageId, &emojiReaction.ChatId, &emojiReaction.LocalChatID, &emojiReaction.Retracted) if err != nil { return nil, err } result = append(result, &emojiReaction) } return result, nil } func (db sqlitePersistence) SaveMessages(messages []*common.Message) (err error) { tx, err := db.db.BeginTx(context.Background(), &sql.TxOptions{}) if err != nil { return } defer func() { if err == nil { err = tx.Commit() return } // don't shadow original error _ = tx.Rollback() }() allFields := db.tableUserMessagesAllFields() valuesVector := strings.Repeat("?, ", db.tableUserMessagesAllFieldsCount()-1) + "?" query := "INSERT INTO user_messages(" + allFields + ") VALUES (" + valuesVector + ")" // nolint: gosec stmt, err := tx.Prepare(query) if err != nil { return } for _, msg := range messages { var allValues []interface{} allValues, err = db.tableUserMessagesAllValues(msg) if err != nil { return } _, err = stmt.Exec(allValues...) if err != nil { return } } return } func (db sqlitePersistence) SavePinMessages(messages []*common.PinMessage) (err error) { tx, err := db.db.BeginTx(context.Background(), nil) if err != nil { return } defer func() { if err == nil { err = tx.Commit() return } // don't shadow original error _ = tx.Rollback() }() // select selectQuery := "SELECT clock_value FROM pin_messages WHERE id = ?" // insert allInsertFields := `id, message_id, whisper_timestamp, chat_id, local_chat_id, clock_value, pinned, pinned_by` insertValues := strings.Repeat("?, ", strings.Count(allInsertFields, ",")) + "?" insertQuery := "INSERT INTO pin_messages(" + allInsertFields + ") VALUES (" + insertValues + ")" // nolint: gosec insertStmt, err := tx.Prepare(insertQuery) if err != nil { return } // update updateQuery := "UPDATE pin_messages SET pinned = ?, clock_value = ?, pinned_by = ? WHERE id = ?" updateStmt, err := tx.Prepare(updateQuery) if err != nil { return } for _, message := range messages { row := tx.QueryRow(selectQuery, message.ID) var existingClock uint64 switch err = row.Scan(&existingClock); err { case sql.ErrNoRows: // not found, insert new record allValues := []interface{}{ message.ID, message.MessageId, message.WhisperTimestamp, message.ChatId, message.LocalChatID, message.Clock, message.Pinned, message.From, } _, err = insertStmt.Exec(allValues...) if err != nil { return } case nil: // found, update if current message is more recent, otherwise skip if existingClock < message.Clock { // update _, err = updateStmt.Exec(message.Pinned, message.Clock, message.From, message.ID) if err != nil { return } } default: return } } return } func (db sqlitePersistence) DeleteMessage(id string) error { _, err := db.db.Exec(`DELETE FROM user_messages WHERE id = ?`, id) return err } func (db sqlitePersistence) DeleteMessages(ids []string) error { idsArgs := make([]interface{}, 0, len(ids)) for _, id := range ids { idsArgs = append(idsArgs, id) } inVector := strings.Repeat("?, ", len(ids)-1) + "?" _, err := db.db.Exec("DELETE FROM user_messages WHERE id IN ("+inVector+")", idsArgs...) // nolint: gosec return err } func (db sqlitePersistence) HideMessage(id string) error { _, err := db.db.Exec(`UPDATE user_messages SET hide = 1, seen = 1 WHERE id = ?`, id) return err } // SetHideOnMessage set the hide flag, but not the seen flag, as it's needed by the client to understand whether the count should be updated func (db sqlitePersistence) SetHideOnMessage(id string) error { _, err := db.db.Exec(`UPDATE user_messages SET hide = 1 WHERE id = ?`, id) return err } func (db sqlitePersistence) DeleteMessagesByChatID(id string) error { return db.deleteMessagesByChatID(id, nil) } func (db sqlitePersistence) deleteMessagesByChatID(id string, tx *sql.Tx) (err error) { if tx == nil { tx, err = db.db.BeginTx(context.Background(), &sql.TxOptions{}) if err != nil { return err } defer func() { if err == nil { err = tx.Commit() return } // don't shadow original error _ = tx.Rollback() }() } _, err = tx.Exec(`DELETE FROM user_messages WHERE local_chat_id = ?`, id) if err != nil { return } _, err = tx.Exec(`DELETE FROM pin_messages WHERE local_chat_id = ?`, id) return } func (db sqlitePersistence) MarkAllRead(chatID string, clock uint64) (int64, int64, error) { tx, err := db.db.BeginTx(context.Background(), &sql.TxOptions{}) if err != nil { return 0, 0, err } defer func() { if err == nil { err = tx.Commit() return } // don't shadow original error _ = tx.Rollback() }() seenResult, err := tx.Exec(`UPDATE user_messages SET seen = 1 WHERE local_chat_id = ? AND not(seen) AND clock_value <= ? AND not(mentioned)`, chatID, clock) if err != nil { return 0, 0, err } seen, err := seenResult.RowsAffected() if err != nil { return 0, 0, err } mentionedResult, err := tx.Exec(`UPDATE user_messages SET seen = 1 WHERE local_chat_id = ? AND not(seen) AND clock_value <= ? AND mentioned`, chatID, clock) if err != nil { return 0, 0, err } mentioned, err := mentionedResult.RowsAffected() if err != nil { return 0, 0, err } _, err = tx.Exec( `UPDATE chats SET unviewed_message_count = (SELECT COUNT(1) FROM user_messages WHERE local_chat_id = ? AND seen = 0), unviewed_mentions_count = (SELECT COUNT(1) FROM user_messages WHERE local_chat_id = ? AND seen = 0 AND mentioned), highlight = 0 WHERE id = ?`, chatID, chatID, chatID) if err != nil { return 0, 0, err } return (seen + mentioned), mentioned, nil } func (db sqlitePersistence) MarkAllReadMultiple(chatIDs []string) error { tx, err := db.db.BeginTx(context.Background(), &sql.TxOptions{}) if err != nil { return err } defer func() { if err == nil { err = tx.Commit() return } // don't shadow original error _ = tx.Rollback() }() idsArgs := make([]interface{}, 0, len(chatIDs)) for _, id := range chatIDs { idsArgs = append(idsArgs, id) } inVector := strings.Repeat("?, ", len(chatIDs)-1) + "?" q := "UPDATE user_messages SET seen = 1 WHERE local_chat_id IN (%s) AND seen != 1" q = fmt.Sprintf(q, inVector) _, err = tx.Exec(q, idsArgs...) if err != nil { return err } q = "UPDATE chats SET unviewed_mentions_count = 0, unviewed_message_count = 0, highlight = 0 WHERE id IN (%s)" q = fmt.Sprintf(q, inVector) _, err = tx.Exec(q, idsArgs...) return err } func (db sqlitePersistence) MarkMessagesSeen(chatID string, ids []string) (uint64, uint64, error) { tx, err := db.db.BeginTx(context.Background(), &sql.TxOptions{}) if err != nil { return 0, 0, err } defer func() { if err == nil { err = tx.Commit() return } // don't shadow original error _ = tx.Rollback() }() idsArgs := make([]interface{}, 0, len(ids)) for _, id := range ids { idsArgs = append(idsArgs, id) } inVector := strings.Repeat("?, ", len(ids)-1) + "?" q := "UPDATE user_messages SET seen = 1 WHERE NOT(seen) AND mentioned AND id IN (" + inVector + ")" // nolint: gosec _, err = tx.Exec(q, idsArgs...) if err != nil { return 0, 0, err } var countWithMentions uint64 row := tx.QueryRow("SELECT changes();") if err := row.Scan(&countWithMentions); err != nil { return 0, 0, err } q = "UPDATE user_messages SET seen = 1 WHERE NOT(seen) AND NOT(mentioned) AND id IN (" + inVector + ")" // nolint: gosec _, err = tx.Exec(q, idsArgs...) if err != nil { return 0, 0, err } var countNoMentions uint64 row = tx.QueryRow("SELECT changes();") if err := row.Scan(&countNoMentions); err != nil { return 0, 0, err } // Update denormalized count _, err = tx.Exec( `UPDATE chats SET unviewed_message_count = (SELECT COUNT(1) FROM user_messages WHERE local_chat_id = ? AND seen = 0), unviewed_mentions_count = (SELECT COUNT(1) FROM user_messages WHERE local_chat_id = ? AND seen = 0 AND mentioned), highlight = 0 WHERE id = ?`, chatID, chatID, chatID) return countWithMentions + countNoMentions, countWithMentions, err } func (db sqlitePersistence) UpdateMessageOutgoingStatus(id string, newOutgoingStatus string) error { _, err := db.db.Exec(` UPDATE user_messages SET outgoing_status = ? WHERE id = ? `, newOutgoingStatus, id) return err } // BlockContact updates a contact, deletes all the messages and 1-to-1 chat, updates the unread messages count and returns a map with the new count func (db sqlitePersistence) BlockContact(contact *Contact) ([]*Chat, error) { var chats []*Chat tx, err := db.db.BeginTx(context.Background(), &sql.TxOptions{}) if err != nil { return nil, err } defer func() { if err == nil { err = tx.Commit() return } // don't shadow original error _ = tx.Rollback() }() // Delete messages _, err = tx.Exec( `DELETE FROM user_messages WHERE source = ?`, contact.ID, ) if err != nil { return nil, err } // Update contact err = db.SaveContact(contact, tx) if err != nil { return nil, err } // Delete one-to-one chat _, err = tx.Exec("DELETE FROM chats WHERE id = ?", contact.ID) if err != nil { return nil, err } // Recalculate denormalized fields _, err = tx.Exec(` UPDATE chats SET unviewed_message_count = (SELECT COUNT(1) FROM user_messages WHERE seen = 0 AND local_chat_id = chats.id), unviewed_mentions_count = (SELECT COUNT(1) FROM user_messages WHERE seen = 0 AND local_chat_id = chats.id AND mentioned)`) if err != nil { return nil, err } // return the updated chats chats, err = db.chats(tx) if err != nil { return nil, err } for _, c := range chats { var lastMessageID string row := tx.QueryRow(`SELECT id FROM user_messages WHERE local_chat_id = ? ORDER BY clock_value DESC LIMIT 1`, c.ID) switch err := row.Scan(&lastMessageID); err { case nil: message, err := db.messageByID(tx, lastMessageID) if err != nil { return nil, err } if message != nil { encodedMessage, err := json.Marshal(message) if err != nil { return nil, err } _, err = tx.Exec(`UPDATE chats SET last_message = ? WHERE id = ?`, encodedMessage, c.ID) if err != nil { return nil, err } c.LastMessage = message } case sql.ErrNoRows: // Reset LastMessage _, err = tx.Exec(`UPDATE chats SET last_message = NULL WHERE id = ?`, c.ID) if err != nil { return nil, err } c.LastMessage = nil default: return nil, err } } return chats, err } func (db sqlitePersistence) SaveEmojiReaction(emojiReaction *EmojiReaction) (err error) { query := "INSERT INTO emoji_reactions(id,clock_value,source,emoji_id,message_id,chat_id,local_chat_id,retracted) VALUES (?,?,?,?,?,?,?,?)" stmt, err := db.db.Prepare(query) if err != nil { return } _, err = stmt.Exec( emojiReaction.ID(), emojiReaction.Clock, emojiReaction.From, emojiReaction.Type, emojiReaction.MessageId, emojiReaction.ChatId, emojiReaction.LocalChatID, emojiReaction.Retracted, ) return } func (db sqlitePersistence) EmojiReactionByID(id string) (*EmojiReaction, error) { row := db.db.QueryRow( `SELECT clock_value, source, emoji_id, message_id, chat_id, local_chat_id, retracted FROM emoji_reactions WHERE emoji_reactions.id = ? `, id) emojiReaction := new(EmojiReaction) err := row.Scan(&emojiReaction.Clock, &emojiReaction.From, &emojiReaction.Type, &emojiReaction.MessageId, &emojiReaction.ChatId, &emojiReaction.LocalChatID, &emojiReaction.Retracted, ) switch err { case sql.ErrNoRows: return nil, common.ErrRecordNotFound case nil: return emojiReaction, nil default: return nil, err } } func (db sqlitePersistence) SaveInvitation(invitation *GroupChatInvitation) (err error) { query := "INSERT INTO group_chat_invitations(id,source,chat_id,message,state,clock) VALUES (?,?,?,?,?,?)" stmt, err := db.db.Prepare(query) if err != nil { return } _, err = stmt.Exec( invitation.ID(), invitation.From, invitation.ChatId, invitation.IntroductionMessage, invitation.State, invitation.Clock, ) return } func (db sqlitePersistence) GetGroupChatInvitations() (rst []*GroupChatInvitation, err error) { tx, err := db.db.Begin() if err != nil { return } defer func() { if err == nil { err = tx.Commit() return } _ = tx.Rollback() }() bRows, err := tx.Query(`SELECT source, chat_id, message, state, clock FROM group_chat_invitations`) if err != nil { return } defer bRows.Close() for bRows.Next() { invitation := GroupChatInvitation{} err = bRows.Scan( &invitation.From, &invitation.ChatId, &invitation.IntroductionMessage, &invitation.State, &invitation.Clock) if err != nil { return nil, err } rst = append(rst, &invitation) } return rst, nil } func (db sqlitePersistence) InvitationByID(id string) (*GroupChatInvitation, error) { row := db.db.QueryRow( `SELECT source, chat_id, message, state, clock FROM group_chat_invitations WHERE group_chat_invitations.id = ? `, id) chatInvitations := new(GroupChatInvitation) err := row.Scan(&chatInvitations.From, &chatInvitations.ChatId, &chatInvitations.IntroductionMessage, &chatInvitations.State, &chatInvitations.Clock, ) switch err { case sql.ErrNoRows: return nil, common.ErrRecordNotFound case nil: return chatInvitations, nil default: return nil, err } } // ClearHistory deletes all the messages for a chat and updates it's values func (db sqlitePersistence) ClearHistory(chat *Chat, currentClockValue uint64) (err error) { var tx *sql.Tx tx, err = db.db.BeginTx(context.Background(), &sql.TxOptions{}) if err != nil { return } defer func() { if err == nil { err = tx.Commit() return } // don't shadow original error _ = tx.Rollback() }() err = db.clearHistory(chat, currentClockValue, tx, false) return } // Deactivate chat sets a chat as inactive and clear its history func (db sqlitePersistence) DeactivateChat(chat *Chat, currentClockValue uint64) (err error) { var tx *sql.Tx tx, err = db.db.BeginTx(context.Background(), &sql.TxOptions{}) if err != nil { return } defer func() { if err == nil { err = tx.Commit() return } // don't shadow original error _ = tx.Rollback() }() err = db.deactivateChat(chat, currentClockValue, tx) return } func (db sqlitePersistence) deactivateChat(chat *Chat, currentClockValue uint64, tx *sql.Tx) error { chat.Active = false err := db.saveChat(tx, *chat) if err != nil { return err } return db.clearHistory(chat, currentClockValue, tx, true) } func (db sqlitePersistence) SaveDelete(deleteMessage DeleteMessage) error { _, err := db.db.Exec(`INSERT INTO user_messages_deletes (clock, chat_id, message_id, source, id) VALUES(?,?,?,?,?)`, deleteMessage.Clock, deleteMessage.ChatId, deleteMessage.MessageId, deleteMessage.From, deleteMessage.ID) return err } func (db sqlitePersistence) GetDeletes(messageID string, from string) ([]*DeleteMessage, error) { rows, err := db.db.Query(`SELECT clock, chat_id, message_id, source, id FROM user_messages_deletes WHERE message_id = ? AND source = ? ORDER BY CLOCK DESC`, messageID, from) if err != nil { return nil, err } var messages []*DeleteMessage for rows.Next() { d := &DeleteMessage{} err := rows.Scan(&d.Clock, &d.ChatId, &d.MessageId, &d.From, &d.ID) if err != nil { return nil, err } messages = append(messages, d) } return messages, nil } func (db sqlitePersistence) SaveEdit(editMessage EditMessage) error { _, err := db.db.Exec(`INSERT INTO user_messages_edits (clock, chat_id, message_id, text, source, id) VALUES(?,?,?,?,?,?)`, editMessage.Clock, editMessage.ChatId, editMessage.MessageId, editMessage.Text, editMessage.From, editMessage.ID) return err } func (db sqlitePersistence) GetEdits(messageID string, from string) ([]*EditMessage, error) { rows, err := db.db.Query(`SELECT clock, chat_id, message_id, source, text, id FROM user_messages_edits WHERE message_id = ? AND source = ? ORDER BY CLOCK DESC`, messageID, from) if err != nil { return nil, err } var messages []*EditMessage for rows.Next() { e := &EditMessage{} err := rows.Scan(&e.Clock, &e.ChatId, &e.MessageId, &e.From, &e.Text, &e.ID) if err != nil { return nil, err } messages = append(messages, e) } return messages, nil } func (db sqlitePersistence) clearHistory(chat *Chat, currentClockValue uint64, tx *sql.Tx, deactivate bool) error { // Set deleted at clock value if it's not a public chat so that // old messages will be discarded, or if it's a straight clear history if !deactivate || (!chat.Public() && !chat.ProfileUpdates() && !chat.Timeline()) { if chat.LastMessage != nil && chat.LastMessage.Clock != 0 { chat.DeletedAtClockValue = chat.LastMessage.Clock } chat.DeletedAtClockValue = currentClockValue } // Reset synced-to/from syncedTo := uint32(currentClockValue / 1000) chat.SyncedTo = syncedTo chat.SyncedFrom = syncedTo chat.LastMessage = nil chat.UnviewedMessagesCount = 0 chat.UnviewedMentionsCount = 0 chat.Highlight = true err := db.deleteMessagesByChatID(chat.ID, tx) if err != nil { return err } err = db.saveChat(tx, *chat) return err }