status-go/protocol/message_persistence.go

2372 lines
61 KiB
Go

package protocol
import (
"context"
"database/sql"
"encoding/json"
"fmt"
"sort"
"strings"
"github.com/status-im/status-go/protocol/common"
"github.com/status-im/status-go/protocol/protobuf"
)
var basicMessagesSelectQuery = `
SELECT %s %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
LEFT JOIN discord_messages dm
ON m1.discord_message_id = dm.id
LEFT JOIN discord_message_authors dm_author
ON dm.author_id = dm_author.id
LEFT JOIN discord_message_attachments dm_attachment
ON dm.id = dm_attachment.discord_message_id
`
var cursor = "substr('0000000000000000000000000000000000000000000000000000000000000000' || m1.clock_value, -64, 64) || m1.id"
var cursorField = cursor + " as cursor"
func (db sqlitePersistence) buildMessagesQueryWithAdditionalFields(additionalSelectFields, whereAndTheRest string) string {
allFields := db.tableUserMessagesAllFieldsJoin()
if additionalSelectFields != "" {
additionalSelectFields = "," + additionalSelectFields
}
base := fmt.Sprintf(basicMessagesSelectQuery, allFields, additionalSelectFields)
return base + " " + whereAndTheRest
}
func (db sqlitePersistence) buildMessagesQuery(whereAndTheRest string) string {
return db.buildMessagesQueryWithAdditionalFields("", whereAndTheRest)
}
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,
deleted_for_me,
rtl,
line_count,
response_to,
gap_from,
gap_to,
contact_request_state,
mentioned,
discord_message_id`
}
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_payload,
m1.image_type,
COALESCE(m1.audio_duration_ms,0),
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.deleted_for_me,
m1.rtl,
m1.line_count,
m1.response_to,
m1.gap_from,
m1.gap_to,
m1.contact_request_state,
m1.mentioned,
COALESCE(m1.discord_message_id, ""),
COALESCE(dm.author_id, ""),
COALESCE(dm.type, ""),
COALESCE(dm.timestamp, ""),
COALESCE(dm.timestamp_edited, ""),
COALESCE(dm.content, ""),
COALESCE(dm.reference_message_id, ""),
COALESCE(dm.reference_channel_id, ""),
COALESCE(dm_author.name, ""),
COALESCE(dm_author.discriminator, ""),
COALESCE(dm_author.nickname, ""),
COALESCE(dm_author.avatar_url, ""),
COALESCE(dm_attachment.id, ""),
COALESCE(dm_attachment.discord_message_id, ""),
COALESCE(dm_attachment.url, ""),
COALESCE(dm_attachment.file_name, ""),
COALESCE(dm_attachment.content_type, ""),
m2.source,
m2.text,
m2.parsed_text,
m2.audio_duration_ms,
m2.community_id,
m2.id,
m2.content_type,
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 quotedID sql.NullString
var ContentType sql.NullInt64
var quotedText sql.NullString
var quotedParsedText []byte
var quotedFrom 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
var deletedForMe sql.NullBool
var contactRequestState sql.NullInt64
sticker := &protobuf.StickerMessage{}
command := &common.CommandParameters{}
audio := &protobuf.AudioMessage{}
image := &protobuf.ImageMessage{}
discordMessage := &protobuf.DiscordMessage{
Author: &protobuf.DiscordMessageAuthor{},
Reference: &protobuf.DiscordMessageReference{},
Attachments: []*protobuf.DiscordMessageAttachment{},
}
attachment := &protobuf.DiscordMessageAttachment{}
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,
&image.Payload,
&image.Type,
&audio.DurationMs,
&communityID,
&serializedMentions,
&serializedLinks,
&command.ID,
&command.Value,
&command.From,
&command.Address,
&command.Contract,
&command.TransactionHash,
&command.CommandState,
&command.Signature,
&message.Replace,
&editedAt,
&deleted,
&deletedForMe,
&message.RTL,
&message.LineCount,
&message.ResponseTo,
&gapFrom,
&gapTo,
&contactRequestState,
&message.Mentioned,
&discordMessage.Id,
&discordMessage.Author.Id,
&discordMessage.Type,
&discordMessage.Timestamp,
&discordMessage.TimestampEdited,
&discordMessage.Content,
&discordMessage.Reference.MessageId,
&discordMessage.Reference.ChannelId,
&discordMessage.Author.Name,
&discordMessage.Author.Discriminator,
&discordMessage.Author.Nickname,
&discordMessage.Author.AvatarUrl,
&attachment.Id,
&attachment.MessageId,
&attachment.Url,
&attachment.FileName,
&attachment.ContentType,
&quotedFrom,
&quotedText,
&quotedParsedText,
&quotedAudioDuration,
&quotedCommunityID,
&quotedID,
&ContentType,
&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 deletedForMe.Valid {
message.DeletedForMe = deletedForMe.Bool
}
if contactRequestState.Valid {
message.ContactRequestState = common.ContactRequestState(contactRequestState.Int64)
}
if quotedText.Valid {
message.QuotedMessage = &common.QuotedMessage{
ID: quotedID.String,
ContentType: ContentType.Int64,
From: quotedFrom.String,
Text: quotedText.String,
ParsedText: quotedParsedText,
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
}
}
if attachment.Id != "" {
discordMessage.Attachments = append(discordMessage.Attachments, attachment)
}
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
case protobuf.ChatMessage_IMAGE:
img := protobuf.ImageMessage{
Payload: image.Payload,
Type: image.Type,
}
message.Payload = &protobuf.ChatMessage_Image{Image: &img}
case protobuf.ChatMessage_DISCORD_MESSAGE:
message.Payload = &protobuf.ChatMessage_DiscordMessage{
DiscordMessage: discordMessage,
}
}
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{}
}
discordMessage := message.GetDiscordMessage()
if discordMessage == nil {
discordMessage = &protobuf.DiscordMessage{
Author: &protobuf.DiscordMessageAuthor{},
Reference: &protobuf.DiscordMessageReference{},
Attachments: make([]*protobuf.DiscordMessageAttachment, 0),
}
}
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.DeletedForMe,
message.RTL,
message.LineCount,
message.ResponseTo,
gapFrom,
gapTo,
message.ContactRequestState,
message.Mentioned,
discordMessage.Id,
}, 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()
}()
}
query := db.buildMessagesQuery("WHERE m1.id = ?")
rows, err := tx.Query(query, id)
if err != nil {
return nil, err
}
defer rows.Close()
return getMessageFromScanRows(db, rows)
}
func (db sqlitePersistence) MessageByCommandID(chatID, id string) (*common.Message, error) {
where := `WHERE
m1.command_id = ?
AND
m1.local_chat_id = ?
ORDER BY m1.clock_value DESC
LIMIT 1`
query := db.buildMessagesQuery(where)
rows, err := db.db.Query(query, id, chatID)
if err != nil {
return nil, err
}
defer rows.Close()
return getMessageFromScanRows(db, rows)
}
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)
}
inVector := strings.Repeat("?, ", len(ids)-1) + "?"
// nolint: gosec
where := fmt.Sprintf("WHERE NOT(m1.hide) AND m1.id IN (%s)", inVector)
query := db.buildMessagesQuery(where)
rows, err := db.db.Query(query, idsArgs...)
if err != nil {
return nil, err
}
defer rows.Close()
return getMessagesFromScanRows(db, rows, false)
}
// 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
}
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.
where := fmt.Sprintf(`
WHERE
NOT(m1.hide) AND m1.local_chat_id = ? %s
ORDER BY cursor DESC
LIMIT ?`, cursorWhere)
query := db.buildMessagesQueryWithAdditionalFields(cursorField, where)
rows, err := db.db.Query(
query,
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()
result, cursors, err := getMessagesAndCursorsFromScanRows(db, rows)
if err != nil {
return nil, "", err
}
var newCursor string
if len(result) > limit {
newCursor = cursors[limit]
result = result[:limit]
}
return result, newCursor, nil
}
func (db sqlitePersistence) latestIncomingMessageClock(chatID string) (uint64, error) {
var clock uint64
err := db.db.QueryRow(
fmt.Sprintf(
`
SELECT
clock_value
FROM
user_messages m1
WHERE
m1.local_chat_id = ? AND m1.outgoing_status = ''
%s DESC
LIMIT 1
`, cursor),
chatID).Scan(&clock)
if err != nil {
return 0, err
}
return clock, nil
}
func (db sqlitePersistence) PendingContactRequests(currCursor string, limit int) ([]*common.Message, string, error) {
cursorWhere := ""
if currCursor != "" {
cursorWhere = "AND cursor <= ?" //nolint: goconst
}
args := []interface{}{protobuf.ChatMessage_CONTACT_REQUEST}
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.
where := fmt.Sprintf(`
WHERE
NOT(m1.hide) AND NOT(m1.seen) AND m1.content_type = ? %s
ORDER BY cursor DESC
LIMIT ?`, cursorWhere)
query := db.buildMessagesQueryWithAdditionalFields(cursorField, where)
rows, err := db.db.Query(
query,
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()
result, cursors, err := getMessagesAndCursorsFromScanRows(db, rows)
if err != nil {
return nil, "", err
}
var newCursor string
if len(result) > limit {
newCursor = cursors[limit]
result = result[:limit]
}
return result, newCursor, nil
}
func (db sqlitePersistence) LatestPendingContactRequestIDForContact(contactID string) (string, error) {
var id string
err := db.db.QueryRow(
fmt.Sprintf(
`
SELECT
id
FROM
user_messages m1
WHERE
m1.local_chat_id = ? AND m1.content_type = ?
ORDER BY %s DESC
LIMIT 1
`, cursor),
contactID, protobuf.ChatMessage_CONTACT_REQUEST).Scan(&id)
if err == sql.ErrNoRows {
return "", nil
}
if err != nil {
return "", err
}
return id, nil
}
func (db sqlitePersistence) LatestContactRequestIDs() (map[string]common.ContactRequestState, error) {
res := map[string]common.ContactRequestState{}
rows, err := db.db.Query(
fmt.Sprintf(
`
SELECT
id, contact_request_state
FROM
user_messages m1
WHERE
m1.content_type = ?
ORDER BY %s DESC
LIMIT 20
`, cursor), protobuf.ChatMessage_CONTACT_REQUEST)
defer rows.Close()
if err != nil {
return res, err
}
for rows.Next() {
var id string
var contactRequestState sql.NullInt64
err := rows.Scan(&id, &contactRequestState)
if err != nil {
return nil, err
}
res[id] = common.ContactRequestState(contactRequestState.Int64)
}
return res, 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('%' || ? || '%')"
}
where := fmt.Sprintf(`
WHERE
NOT(m1.hide) AND m1.local_chat_id = ? %s
ORDER BY cursor DESC`, searchCond)
query := db.buildMessagesQueryWithAdditionalFields(cursorField, where)
rows, err := db.db.Query(
query,
chatID, searchTerm,
)
if err != nil {
return nil, err
}
defer rows.Close()
return getMessagesFromScanRows(db, rows, true)
}
// 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)
}
where := fmt.Sprintf(`
WHERE
NOT(m1.hide) %s
ORDER BY cursor DESC`, finalCond)
finalQuery := db.buildMessagesQueryWithAdditionalFields(cursorField, where)
rows, err := db.db.Query(finalQuery, idsArgs...)
if err != nil {
return nil, err
}
defer rows.Close()
return getMessagesFromScanRows(db, rows, true)
}
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
}
args := make([]interface{}, len(chatIDs))
for i, v := range chatIDs {
args[i] = v
}
if currCursor != "" {
args = append(args, currCursor)
}
limitStr := ""
if limit > -1 {
args = append(args, limit+1) // take one more to figure our whether a cursor should be returned
}
// 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.
allFields := db.tableUserMessagesAllFieldsJoin()
rows, err := db.db.Query(
fmt.Sprintf(`
SELECT
%s,
pm.clock_value as pinnedAt,
pm.pinned_by as pinnedBy,
%s
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
LEFT JOIN
discord_messages dm
ON
m1.discord_message_id = dm.id
LEFT JOIN
discord_message_authors dm_author
ON
dm.author_id = dm_author.id
LEFT JOIN
discord_message_attachments dm_attachment
ON
dm.id = dm_attachment.discord_message_id
WHERE
pm.pinned = 1
AND NOT(m1.hide) AND m1.local_chat_id IN %s %s
ORDER BY cursor DESC
%s
`, allFields, cursorField, "(?"+strings.Repeat(",?", len(chatIDs)-1)+")", cursorWhere, limitStr),
args..., // take one more to figure our whether a cursor should be returned
)
if err != nil {
return nil, "", err
}
defer rows.Close()
result, cursors, err := getPinnedMessagesAndCursorsFromScanRows(db, rows)
if err != nil {
return nil, "", err
}
var newCursor string
if limit > -1 && 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
}
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.
where := fmt.Sprintf(`
WHERE
NOT(m1.hide) AND m1.local_chat_id IN %s %s
ORDER BY cursor DESC
LIMIT ?
`, "(?"+strings.Repeat(",?", len(chatIDs)-1)+")", cursorWhere)
query := db.buildMessagesQueryWithAdditionalFields(cursorField, where)
rows, err := db.db.Query(
query,
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()
result, cursors, err := getMessagesAndCursorsFromScanRows(db, rows)
if err != nil {
return nil, "", err
}
var newCursor string
if len(result) > limit {
newCursor = cursors[limit]
result = result[:limit]
}
return result, newCursor, nil
}
func (db sqlitePersistence) OldestMessageWhisperTimestampByChatID(chatID string) (timestamp uint64, hasAnyMessage bool, err error) {
var whisperTimestamp uint64
err = db.db.QueryRow(
`
SELECT
whisper_timestamp
FROM
user_messages m1
WHERE
m1.local_chat_id = ?
ORDER BY substr('0000000000000000000000000000000000000000000000000000000000000000' || m1.clock_value, -64, 64) || m1.id ASC
LIMIT 1
`, chatID).Scan(&whisperTimestamp)
if err == sql.ErrNoRows {
return 0, false, nil
}
if err != nil {
return 0, false, err
}
return whisperTimestamp, true, 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 = fmt.Sprintf("AND %s <= ?", cursor) //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 m1 WHERE NOT(m1.hide) AND m1.local_chat_id = ? %s
ORDER BY %s DESC LIMIT ?)
LIMIT 1000
`, cursorWhere, cursor)
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 = fmt.Sprintf("AND %s <= ?", cursor) //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 %s DESC LIMIT ?)
LIMIT 1000
`, "(?"+strings.Repeat(",?", chatsLen-1)+")", "(?"+strings.Repeat(",?", chatsLen-1)+")", cursorWhere, cursor)
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) deleteMessagesByChatIDAndClockValueLessThanOrEqual(id string, clock uint64, tx *sql.Tx) (unViewedMessages, unViewedMentions uint, err error) {
if tx == nil {
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()
}()
}
_, err = tx.Exec(`DELETE FROM user_messages WHERE local_chat_id = ? AND clock_value <= ?`, id, clock)
if err != nil {
return
}
_, err = tx.Exec(`DELETE FROM pin_messages WHERE local_chat_id = ? AND clock_value <= ?`, id, clock)
if err != nil {
return
}
_, 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 = ?`, id, id, id)
if err != nil {
return 0, 0, err
}
err = tx.QueryRow(`SELECT unviewed_message_count, unviewed_mentions_count FROM chats
WHERE id = ?`, id).Scan(&unViewedMessages, &unViewedMentions)
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 seen = 0 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 seen = 0 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 = ? AND outgoing_status != ?
`, newOutgoingStatus, id, common.OutgoingStatusDelivered)
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, isDesktopFunc bool) ([]*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()
}()
if !isDesktopFunc {
// 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
}
if !isDesktopFunc {
// 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) HasDiscordMessageAuthor(id string) (exists bool, err error) {
err = db.db.QueryRow(`SELECT EXISTS(SELECT 1 FROM discord_message_authors WHERE id = ?)`, id).Scan(&exists)
return exists, err
}
func (db sqlitePersistence) HasDiscordMessageAuthorImagePayload(id string) (hasPayload bool, err error) {
err = db.db.QueryRow(`SELECT EXISTS(SELECT 1 FROM discord_message_authors WHERE id = ? AND avatar_image_payload NOT NULL)`, id).Scan(&hasPayload)
return hasPayload, err
}
func (db sqlitePersistence) SaveDiscordMessageAuthor(author *protobuf.DiscordMessageAuthor) (err error) {
query := "INSERT OR REPLACE INTO discord_message_authors(id,name,discriminator,nickname,avatar_url, avatar_image_payload) VALUES (?,?,?,?,?,?)"
stmt, err := db.db.Prepare(query)
if err != nil {
return
}
_, err = stmt.Exec(
author.GetId(),
author.GetName(),
author.GetDiscriminator(),
author.GetNickname(),
author.GetAvatarUrl(),
author.GetAvatarImagePayload(),
)
return
}
func (db sqlitePersistence) UpdateDiscordMessageAuthorImage(authorID string, payload []byte) (err error) {
query := "UPDATE discord_message_authors SET avatar_image_payload = ? WHERE id = ?"
stmt, err := db.db.Prepare(query)
if err != nil {
return
}
defer stmt.Close()
_, err = stmt.Exec(payload, authorID)
return
}
func (db sqlitePersistence) GetDiscordMessageAuthorImagePayloadByID(id string) ([]byte, error) {
payload := make([]byte, 0)
row := db.db.QueryRow("SELECT avatar_image_payload FROM discord_message_authors WHERE id = ?", id)
err := row.Scan(&payload)
return payload, err
}
func (db sqlitePersistence) GetDiscordMessageAuthorByID(id string) (*protobuf.DiscordMessageAuthor, error) {
author := &protobuf.DiscordMessageAuthor{}
row := db.db.QueryRow("SELECT id, name, discriminator, nickname, avatar_url FROM discord_message_authors WHERE id = ?", id)
err := row.Scan(
&author.Id,
&author.Name,
&author.Discriminator,
&author.Nickname,
&author.AvatarUrl)
return author, err
}
func (db sqlitePersistence) SaveDiscordMessage(message *protobuf.DiscordMessage) (err error) {
query := "INSERT OR REPLACE INTO discord_messages(id,type,timestamp,timestamp_edited,content,author_id, reference_message_id, reference_channel_id, reference_guild_id) VALUES (?,?,?,?,?,?,?,?,?)"
stmt, err := db.db.Prepare(query)
if err != nil {
return
}
defer stmt.Close()
_, err = stmt.Exec(
message.GetId(),
message.GetType(),
message.GetTimestamp(),
message.GetTimestampEdited(),
message.GetContent(),
message.Author.GetId(),
message.Reference.GetMessageId(),
message.Reference.GetChannelId(),
message.Reference.GetGuildId(),
)
return
}
func (db sqlitePersistence) SaveDiscordMessages(messages []*protobuf.DiscordMessage) (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()
}()
query := "INSERT OR REPLACE INTO discord_messages(id, author_id, type, timestamp, timestamp_edited, content, reference_message_id, reference_channel_id, reference_guild_id) VALUES(?, ?, ?, ?, ?, ?, ?, ?, ?)"
stmt, err := tx.Prepare(query)
if err != nil {
return
}
defer stmt.Close()
for _, msg := range messages {
_, err = stmt.Exec(
msg.GetId(),
msg.Author.GetId(),
msg.GetType(),
msg.GetTimestamp(),
msg.GetTimestampEdited(),
msg.GetContent(),
msg.Reference.GetMessageId(),
msg.Reference.GetChannelId(),
msg.Reference.GetGuildId(),
)
if err != nil {
return
}
}
return
}
func (db sqlitePersistence) HasDiscordMessageAttachmentPayload(id string, messageID string) (hasPayload bool, err error) {
err = db.db.QueryRow(`SELECT EXISTS(SELECT 1 FROM discord_message_attachments WHERE id = ? AND discord_message_id = ? AND payload NOT NULL)`, id, messageID).Scan(&hasPayload)
return hasPayload, err
}
func (db sqlitePersistence) SaveDiscordMessageAttachments(attachments []*protobuf.DiscordMessageAttachment) (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()
}()
query := "INSERT OR REPLACE INTO discord_message_attachments(id,discord_message_id,url,file_name,file_size_bytes,payload, content_type) VALUES (?,?,?,?,?,?,?)"
stmt, err := tx.Prepare(query)
if err != nil {
return
}
defer stmt.Close()
if err != nil {
return
}
for _, attachment := range attachments {
_, err = stmt.Exec(
attachment.GetId(),
attachment.GetMessageId(),
attachment.GetUrl(),
attachment.GetFileName(),
attachment.GetFileSizeBytes(),
attachment.GetPayload(),
attachment.GetContentType(),
)
if err != nil {
return
}
}
return
}
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
}
func (db sqlitePersistence) ClearHistoryFromSyncMessage(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.clearHistoryFromSyncMessage(chat, currentClockValue, tx)
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) SaveDeleteForMe(deleteForMeMessage DeleteForMeMessage) error {
_, err := db.db.Exec(`INSERT INTO user_messages_deleted_for_mes (clock, message_id, source, id) VALUES(?,?,?,?)`, deleteForMeMessage.Clock, deleteForMeMessage.MessageId, deleteForMeMessage.From, deleteForMeMessage.ID)
return err
}
func (db sqlitePersistence) GetDeleteForMes(messageID string, from string) ([]*DeleteForMeMessage, error) {
rows, err := db.db.Query(`SELECT clock, message_id, source, id FROM user_messages_deleted_for_mes WHERE message_id = ? AND source = ? ORDER BY CLOCK DESC`, messageID, from)
if err != nil {
return nil, err
}
var messages []*DeleteForMeMessage
for rows.Next() {
d := &DeleteForMeMessage{}
err := rows.Scan(&d.Clock, &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 = 0
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
}
func (db sqlitePersistence) clearHistoryFromSyncMessage(chat *Chat, clearedAt uint64, tx *sql.Tx) error {
chat.DeletedAtClockValue = clearedAt
// Reset synced-to/from
syncedTo := uint32(clearedAt / 1000)
chat.SyncedTo = syncedTo
chat.SyncedFrom = 0
unViewedMessagesCount, unViewedMentionsCount, err := db.deleteMessagesByChatIDAndClockValueLessThanOrEqual(chat.ID, clearedAt, tx)
if err != nil {
return err
}
chat.UnviewedMessagesCount = unViewedMessagesCount
chat.UnviewedMentionsCount = unViewedMentionsCount
if chat.LastMessage != nil && chat.LastMessage.Clock <= clearedAt {
chat.LastMessage = nil
}
err = db.saveChat(tx, *chat)
return err
}
func (db sqlitePersistence) SetContactRequestState(id string, state common.ContactRequestState) error {
_, err := db.db.Exec(`UPDATE user_messages SET contact_request_state = ? WHERE id = ?`, state, id)
return err
}
func getUpdatedChatMessagePayload(originalMessage *protobuf.DiscordMessage, attachmentMessage *protobuf.DiscordMessage) *protobuf.ChatMessage_DiscordMessage {
originalMessage.Attachments = append(originalMessage.Attachments, attachmentMessage.Attachments...)
return &protobuf.ChatMessage_DiscordMessage{
DiscordMessage: originalMessage,
}
}
func getMessageFromScanRows(db sqlitePersistence, rows *sql.Rows) (*common.Message, error) {
var msg *common.Message
for rows.Next() {
// There's a possibility of multiple rows per message if the
// message has a discordMessage and the discordMessage has multiple
// attachments
//
// Hence, we make sure we're aggregating all attachments on a single
// common.Message
var message common.Message
err := db.tableUserMessagesScanAllFields(rows, &message)
if err != nil {
return nil, err
}
if msg == nil {
msg = &message
} else if discordMessage := msg.GetDiscordMessage(); discordMessage != nil {
msg.Payload = getUpdatedChatMessagePayload(discordMessage, message.GetDiscordMessage())
}
}
if msg == nil {
return nil, common.ErrRecordNotFound
}
return msg, nil
}
type HasClocks interface {
GetClock(i int) uint64
}
func SortByClock(msgs HasClocks) {
sort.Slice(msgs, func(i, j int) bool {
return msgs.GetClock(j) < msgs.GetClock(i)
})
}
func getMessagesFromScanRows(db sqlitePersistence, rows *sql.Rows, withCursor bool) ([]*common.Message, error) {
messageIdx := make(map[string]*common.Message, 0)
for rows.Next() {
// There's a possibility of multiple rows per message if the
// message has a discordMessage and the discordMessage has multiple
// attachments
//
// Hence, we make sure we're aggregating all attachments on a single
// common.Message
var message common.Message
if withCursor {
var cursor string
if err := db.tableUserMessagesScanAllFields(rows, &message, &cursor); err != nil {
return nil, err
}
} else {
if err := db.tableUserMessagesScanAllFields(rows, &message); err != nil {
return nil, err
}
}
if msg, ok := messageIdx[message.ID]; !ok {
messageIdx[message.ID] = &message
} else if discordMessage := msg.GetDiscordMessage(); discordMessage != nil {
msg.Payload = getUpdatedChatMessagePayload(discordMessage, message.GetDiscordMessage())
messageIdx[message.ID] = msg
}
}
var messages common.Messages
for _, message := range messageIdx {
messages = append(messages, message)
}
SortByClock(messages)
return messages, nil
}
func getMessagesAndCursorsFromScanRows(db sqlitePersistence, rows *sql.Rows) ([]*common.Message, []string, error) {
var cursors []string
messageIdx := make(map[string]*common.Message, 0)
for rows.Next() {
// There's a possibility of multiple rows per message if the
// message has a discordMessage and the discordMessage has multiple
// attachments
//
// Hence, we make sure we're aggregating all attachments on a single
// common.Message
var (
message common.Message
cursor string
)
if err := db.tableUserMessagesScanAllFields(rows, &message, &cursor); err != nil {
return nil, nil, err
}
if msg, ok := messageIdx[message.ID]; !ok {
messageIdx[message.ID] = &message
cursors = append(cursors, cursor)
} else if discordMessage := msg.GetDiscordMessage(); discordMessage != nil {
msg.Payload = getUpdatedChatMessagePayload(discordMessage, message.GetDiscordMessage())
messageIdx[message.ID] = msg
}
}
var messages common.Messages
for _, message := range messageIdx {
messages = append(messages, message)
}
SortByClock(messages)
return messages, cursors, nil
}
func getPinnedMessagesAndCursorsFromScanRows(db sqlitePersistence, rows *sql.Rows) ([]*common.PinnedMessage, []string, error) {
var cursors []string
messageIdx := make(map[string]*common.PinnedMessage, 0)
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, nil, err
}
if msg, ok := messageIdx[message.ID]; !ok {
pinnedMessage := &common.PinnedMessage{
Message: &message,
PinnedAt: pinnedAt,
PinnedBy: pinnedBy,
}
messageIdx[message.ID] = pinnedMessage
cursors = append(cursors, cursor)
} else if discordMessage := msg.Message.GetDiscordMessage(); discordMessage != nil {
msg.Message.Payload = getUpdatedChatMessagePayload(discordMessage, message.GetDiscordMessage())
messageIdx[message.ID] = msg
}
}
var messages common.PinnedMessages
for _, message := range messageIdx {
messages = append(messages, message)
}
SortByClock(messages)
return messages, cursors, nil
}