mirror of
https://github.com/1f349/dendrite.git
synced 2024-11-09 22:42:58 +00:00
Device list display name fixes (#2405)
* Get device names from `unsigned` in `/user/devices` * Fix display name updates * Fix bug * Fix another bug
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@ -20,6 +20,7 @@ import (
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keyapi "github.com/matrix-org/dendrite/keyserver/api"
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"github.com/matrix-org/gomatrixserverlib"
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"github.com/matrix-org/util"
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"github.com/tidwall/gjson"
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)
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// GetUserDevices for the given user id
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@ -69,9 +70,14 @@ func GetUserDevices(
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continue
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}
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displayName := dev.DisplayName
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if displayName == "" {
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displayName = gjson.GetBytes(dev.DeviceKeys.KeyJSON, "unsigned.device_display_name").Str
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}
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device := gomatrixserverlib.RespUserDevice{
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DeviceID: dev.DeviceID,
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DisplayName: dev.DisplayName,
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DisplayName: displayName,
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Keys: key,
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}
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@ -632,43 +632,55 @@ func (a *KeyInternalAPI) uploadLocalDeviceKeys(ctx context.Context, req *api.Per
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}
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var keysToStore []api.DeviceMessage
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// assert that the user ID / device ID are not lying for each key
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for _, key := range req.DeviceKeys {
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var serverName gomatrixserverlib.ServerName
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_, serverName, err = gomatrixserverlib.SplitID('@', key.UserID)
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if err != nil {
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continue // ignore invalid users
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}
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if serverName != a.ThisServer {
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continue // ignore remote users
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}
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if len(key.KeyJSON) == 0 {
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keysToStore = append(keysToStore, key.WithStreamID(0))
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continue // deleted keys don't need sanity checking
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}
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// check that the device in question actually exists in the user
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// API before we try and store a key for it
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if _, ok := existingDeviceMap[key.DeviceID]; !ok {
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continue
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}
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gotUserID := gjson.GetBytes(key.KeyJSON, "user_id").Str
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gotDeviceID := gjson.GetBytes(key.KeyJSON, "device_id").Str
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if gotUserID == key.UserID && gotDeviceID == key.DeviceID {
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keysToStore = append(keysToStore, key.WithStreamID(0))
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continue
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}
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res.KeyError(key.UserID, key.DeviceID, &api.KeyError{
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Err: fmt.Sprintf(
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"user_id or device_id mismatch: users: %s - %s, devices: %s - %s",
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gotUserID, key.UserID, gotDeviceID, key.DeviceID,
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),
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})
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}
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if req.OnlyDisplayNameUpdates {
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// add the display name field from keysToStore into existingKeys
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keysToStore = appendDisplayNames(existingKeys, keysToStore)
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for _, existingKey := range existingKeys {
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for _, newKey := range req.DeviceKeys {
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switch {
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case existingKey.UserID != newKey.UserID:
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continue
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case existingKey.DeviceID != newKey.DeviceID:
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continue
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case existingKey.DisplayName != newKey.DisplayName:
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existingKey.DisplayName = newKey.DisplayName
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}
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}
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keysToStore = append(keysToStore, existingKey)
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}
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} else {
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// assert that the user ID / device ID are not lying for each key
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for _, key := range req.DeviceKeys {
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var serverName gomatrixserverlib.ServerName
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_, serverName, err = gomatrixserverlib.SplitID('@', key.UserID)
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if err != nil {
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continue // ignore invalid users
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}
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if serverName != a.ThisServer {
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continue // ignore remote users
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}
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if len(key.KeyJSON) == 0 {
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keysToStore = append(keysToStore, key.WithStreamID(0))
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continue // deleted keys don't need sanity checking
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}
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// check that the device in question actually exists in the user
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// API before we try and store a key for it
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if _, ok := existingDeviceMap[key.DeviceID]; !ok {
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continue
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}
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gotUserID := gjson.GetBytes(key.KeyJSON, "user_id").Str
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gotDeviceID := gjson.GetBytes(key.KeyJSON, "device_id").Str
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if gotUserID == key.UserID && gotDeviceID == key.DeviceID {
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keysToStore = append(keysToStore, key.WithStreamID(0))
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continue
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}
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res.KeyError(key.UserID, key.DeviceID, &api.KeyError{
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Err: fmt.Sprintf(
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"user_id or device_id mismatch: users: %s - %s, devices: %s - %s",
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gotUserID, key.UserID, gotDeviceID, key.DeviceID,
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),
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})
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}
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}
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// store the device keys and emit changes
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@ -764,16 +776,3 @@ func emitDeviceKeyChanges(producer KeyChangeProducer, existing, new []api.Device
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}
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return producer.ProduceKeyChanges(keysAdded)
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}
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func appendDisplayNames(existing, new []api.DeviceMessage) []api.DeviceMessage {
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for i, existingDevice := range existing {
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for _, newDevice := range new {
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if existingDevice.DeviceID != newDevice.DeviceID {
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continue
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}
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existingDevice.DisplayName = newDevice.DisplayName
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existing[i] = existingDevice
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}
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}
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return existing
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}
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