mirror of
https://github.com/hoernschen/dendrite.git
synced 2024-12-27 07:28:27 +00:00
362 lines
11 KiB
Go
362 lines
11 KiB
Go
// Copyright 2022 The Matrix.org Foundation C.I.C.
|
|
//
|
|
// Licensed under the Apache License, Version 2.0 (the "License");
|
|
// you may not use this file except in compliance with the License.
|
|
// You may obtain a copy of the License at
|
|
//
|
|
// http://www.apache.org/licenses/LICENSE-2.0
|
|
//
|
|
// Unless required by applicable law or agreed to in writing, software
|
|
// distributed under the License is distributed on an "AS IS" BASIS,
|
|
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
// See the License for the specific language governing permissions and
|
|
// limitations under the License.
|
|
|
|
package routing
|
|
|
|
import (
|
|
"context"
|
|
"net/http"
|
|
"sort"
|
|
"strconv"
|
|
"time"
|
|
|
|
"github.com/blevesearch/bleve/v2/search"
|
|
"github.com/matrix-org/gomatrixserverlib"
|
|
"github.com/matrix-org/util"
|
|
"github.com/sirupsen/logrus"
|
|
"github.com/tidwall/gjson"
|
|
|
|
"github.com/matrix-org/dendrite/clientapi/httputil"
|
|
"github.com/matrix-org/dendrite/clientapi/jsonerror"
|
|
"github.com/matrix-org/dendrite/internal/fulltext"
|
|
"github.com/matrix-org/dendrite/internal/sqlutil"
|
|
"github.com/matrix-org/dendrite/syncapi/storage"
|
|
"github.com/matrix-org/dendrite/userapi/api"
|
|
)
|
|
|
|
// nolint:gocyclo
|
|
func Search(req *http.Request, device *api.Device, syncDB storage.Database, fts fulltext.Indexer, from *string) util.JSONResponse {
|
|
start := time.Now()
|
|
var (
|
|
searchReq SearchRequest
|
|
err error
|
|
ctx = req.Context()
|
|
)
|
|
resErr := httputil.UnmarshalJSONRequest(req, &searchReq)
|
|
if resErr != nil {
|
|
logrus.Error("failed to unmarshal search request")
|
|
return *resErr
|
|
}
|
|
|
|
nextBatch := 0
|
|
if from != nil && *from != "" {
|
|
nextBatch, err = strconv.Atoi(*from)
|
|
if err != nil {
|
|
return jsonerror.InternalServerError()
|
|
}
|
|
}
|
|
|
|
if searchReq.SearchCategories.RoomEvents.Filter.Limit == 0 {
|
|
searchReq.SearchCategories.RoomEvents.Filter.Limit = 5
|
|
}
|
|
|
|
snapshot, err := syncDB.NewDatabaseSnapshot(req.Context())
|
|
if err != nil {
|
|
return jsonerror.InternalServerError()
|
|
}
|
|
var succeeded bool
|
|
defer sqlutil.EndTransactionWithCheck(snapshot, &succeeded, &err)
|
|
|
|
// only search rooms the user is actually joined to
|
|
joinedRooms, err := snapshot.RoomIDsWithMembership(ctx, device.UserID, "join")
|
|
if err != nil {
|
|
return jsonerror.InternalServerError()
|
|
}
|
|
if len(joinedRooms) == 0 {
|
|
return util.JSONResponse{
|
|
Code: http.StatusNotFound,
|
|
JSON: jsonerror.NotFound("User not joined to any rooms."),
|
|
}
|
|
}
|
|
joinedRoomsMap := make(map[string]struct{}, len(joinedRooms))
|
|
for _, roomID := range joinedRooms {
|
|
joinedRoomsMap[roomID] = struct{}{}
|
|
}
|
|
rooms := []string{}
|
|
if searchReq.SearchCategories.RoomEvents.Filter.Rooms != nil {
|
|
for _, roomID := range *searchReq.SearchCategories.RoomEvents.Filter.Rooms {
|
|
if _, ok := joinedRoomsMap[roomID]; ok {
|
|
rooms = append(rooms, roomID)
|
|
}
|
|
}
|
|
} else {
|
|
rooms = joinedRooms
|
|
}
|
|
|
|
if len(rooms) == 0 {
|
|
return util.JSONResponse{
|
|
Code: http.StatusForbidden,
|
|
JSON: jsonerror.Unknown("User not allowed to search in this room(s)."),
|
|
}
|
|
}
|
|
|
|
orderByTime := searchReq.SearchCategories.RoomEvents.OrderBy == "recent"
|
|
|
|
result, err := fts.Search(
|
|
searchReq.SearchCategories.RoomEvents.SearchTerm,
|
|
rooms,
|
|
searchReq.SearchCategories.RoomEvents.Keys,
|
|
searchReq.SearchCategories.RoomEvents.Filter.Limit,
|
|
nextBatch,
|
|
orderByTime,
|
|
)
|
|
if err != nil {
|
|
logrus.WithError(err).Error("failed to search fulltext")
|
|
return jsonerror.InternalServerError()
|
|
}
|
|
logrus.Debugf("Search took %s", result.Took)
|
|
|
|
// From was specified but empty, return no results, only the count
|
|
if from != nil && *from == "" {
|
|
return util.JSONResponse{
|
|
Code: http.StatusOK,
|
|
JSON: SearchResponse{
|
|
SearchCategories: SearchCategoriesResponse{
|
|
RoomEvents: RoomEventsResponse{
|
|
Count: int(result.Total),
|
|
NextBatch: nil,
|
|
},
|
|
},
|
|
},
|
|
}
|
|
}
|
|
|
|
results := []Result{}
|
|
|
|
wantEvents := make([]string, 0, len(result.Hits))
|
|
eventScore := make(map[string]*search.DocumentMatch)
|
|
|
|
for _, hit := range result.Hits {
|
|
wantEvents = append(wantEvents, hit.ID)
|
|
eventScore[hit.ID] = hit
|
|
}
|
|
|
|
// Filter on m.room.message, as otherwise we also get events like m.reaction
|
|
// which "breaks" displaying results in Element Web.
|
|
types := []string{"m.room.message"}
|
|
roomFilter := &gomatrixserverlib.RoomEventFilter{
|
|
Rooms: &rooms,
|
|
Types: &types,
|
|
}
|
|
|
|
evs, err := syncDB.Events(ctx, wantEvents)
|
|
if err != nil {
|
|
logrus.WithError(err).Error("failed to get events from database")
|
|
return jsonerror.InternalServerError()
|
|
}
|
|
|
|
groups := make(map[string]RoomResult)
|
|
knownUsersProfiles := make(map[string]ProfileInfoResponse)
|
|
|
|
// Sort the events by depth, as the returned values aren't ordered
|
|
if orderByTime {
|
|
sort.Slice(evs, func(i, j int) bool {
|
|
return evs[i].Depth() > evs[j].Depth()
|
|
})
|
|
}
|
|
|
|
stateForRooms := make(map[string][]gomatrixserverlib.ClientEvent)
|
|
for _, event := range evs {
|
|
eventsBefore, eventsAfter, err := contextEvents(ctx, snapshot, event, roomFilter, searchReq)
|
|
if err != nil {
|
|
logrus.WithError(err).Error("failed to get context events")
|
|
return jsonerror.InternalServerError()
|
|
}
|
|
startToken, endToken, err := getStartEnd(ctx, snapshot, eventsBefore, eventsAfter)
|
|
if err != nil {
|
|
logrus.WithError(err).Error("failed to get start/end")
|
|
return jsonerror.InternalServerError()
|
|
}
|
|
|
|
profileInfos := make(map[string]ProfileInfoResponse)
|
|
for _, ev := range append(eventsBefore, eventsAfter...) {
|
|
profile, ok := knownUsersProfiles[event.Sender()]
|
|
if !ok {
|
|
stateEvent, err := snapshot.GetStateEvent(ctx, ev.RoomID(), gomatrixserverlib.MRoomMember, ev.Sender())
|
|
if err != nil {
|
|
logrus.WithError(err).WithField("user_id", event.Sender()).Warn("failed to query userprofile")
|
|
continue
|
|
}
|
|
if stateEvent == nil {
|
|
continue
|
|
}
|
|
profile = ProfileInfoResponse{
|
|
AvatarURL: gjson.GetBytes(stateEvent.Content(), "avatar_url").Str,
|
|
DisplayName: gjson.GetBytes(stateEvent.Content(), "displayname").Str,
|
|
}
|
|
knownUsersProfiles[event.Sender()] = profile
|
|
}
|
|
profileInfos[ev.Sender()] = profile
|
|
}
|
|
|
|
results = append(results, Result{
|
|
Context: SearchContextResponse{
|
|
Start: startToken.String(),
|
|
End: endToken.String(),
|
|
EventsAfter: gomatrixserverlib.HeaderedToClientEvents(eventsAfter, gomatrixserverlib.FormatSync),
|
|
EventsBefore: gomatrixserverlib.HeaderedToClientEvents(eventsBefore, gomatrixserverlib.FormatSync),
|
|
ProfileInfo: profileInfos,
|
|
},
|
|
Rank: eventScore[event.EventID()].Score,
|
|
Result: gomatrixserverlib.HeaderedToClientEvent(event, gomatrixserverlib.FormatAll),
|
|
})
|
|
roomGroup := groups[event.RoomID()]
|
|
roomGroup.Results = append(roomGroup.Results, event.EventID())
|
|
groups[event.RoomID()] = roomGroup
|
|
if _, ok := stateForRooms[event.RoomID()]; searchReq.SearchCategories.RoomEvents.IncludeState && !ok {
|
|
stateFilter := gomatrixserverlib.DefaultStateFilter()
|
|
state, err := snapshot.CurrentState(ctx, event.RoomID(), &stateFilter, nil)
|
|
if err != nil {
|
|
logrus.WithError(err).Error("unable to get current state")
|
|
return jsonerror.InternalServerError()
|
|
}
|
|
stateForRooms[event.RoomID()] = gomatrixserverlib.HeaderedToClientEvents(state, gomatrixserverlib.FormatSync)
|
|
}
|
|
}
|
|
|
|
var nextBatchResult *string = nil
|
|
if int(result.Total) > nextBatch+len(results) {
|
|
nb := strconv.Itoa(len(results) + nextBatch)
|
|
nextBatchResult = &nb
|
|
} else if int(result.Total) == nextBatch+len(results) {
|
|
// Sytest expects a next_batch even if we don't actually have any more results
|
|
nb := ""
|
|
nextBatchResult = &nb
|
|
}
|
|
|
|
res := SearchResponse{
|
|
SearchCategories: SearchCategoriesResponse{
|
|
RoomEvents: RoomEventsResponse{
|
|
Count: int(result.Total),
|
|
Groups: Groups{RoomID: groups},
|
|
Results: results,
|
|
NextBatch: nextBatchResult,
|
|
Highlights: fts.GetHighlights(result),
|
|
State: stateForRooms,
|
|
},
|
|
},
|
|
}
|
|
|
|
logrus.Debugf("Full search request took %v", time.Since(start))
|
|
|
|
succeeded = true
|
|
return util.JSONResponse{
|
|
Code: http.StatusOK,
|
|
JSON: res,
|
|
}
|
|
}
|
|
|
|
// contextEvents returns the events around a given eventID
|
|
func contextEvents(
|
|
ctx context.Context,
|
|
snapshot storage.DatabaseTransaction,
|
|
event *gomatrixserverlib.HeaderedEvent,
|
|
roomFilter *gomatrixserverlib.RoomEventFilter,
|
|
searchReq SearchRequest,
|
|
) ([]*gomatrixserverlib.HeaderedEvent, []*gomatrixserverlib.HeaderedEvent, error) {
|
|
id, _, err := snapshot.SelectContextEvent(ctx, event.RoomID(), event.EventID())
|
|
if err != nil {
|
|
logrus.WithError(err).Error("failed to query context event")
|
|
return nil, nil, err
|
|
}
|
|
roomFilter.Limit = searchReq.SearchCategories.RoomEvents.EventContext.BeforeLimit
|
|
eventsBefore, err := snapshot.SelectContextBeforeEvent(ctx, id, event.RoomID(), roomFilter)
|
|
if err != nil {
|
|
logrus.WithError(err).Error("failed to query before context event")
|
|
return nil, nil, err
|
|
}
|
|
roomFilter.Limit = searchReq.SearchCategories.RoomEvents.EventContext.AfterLimit
|
|
_, eventsAfter, err := snapshot.SelectContextAfterEvent(ctx, id, event.RoomID(), roomFilter)
|
|
if err != nil {
|
|
logrus.WithError(err).Error("failed to query after context event")
|
|
return nil, nil, err
|
|
}
|
|
return eventsBefore, eventsAfter, err
|
|
}
|
|
|
|
type EventContext struct {
|
|
AfterLimit int `json:"after_limit,omitempty"`
|
|
BeforeLimit int `json:"before_limit,omitempty"`
|
|
IncludeProfile bool `json:"include_profile,omitempty"`
|
|
}
|
|
|
|
type GroupBy struct {
|
|
Key string `json:"key"`
|
|
}
|
|
|
|
type Groupings struct {
|
|
GroupBy []GroupBy `json:"group_by"`
|
|
}
|
|
|
|
type RoomEvents struct {
|
|
EventContext EventContext `json:"event_context"`
|
|
Filter gomatrixserverlib.RoomEventFilter `json:"filter"`
|
|
Groupings Groupings `json:"groupings"`
|
|
IncludeState bool `json:"include_state"`
|
|
Keys []string `json:"keys"`
|
|
OrderBy string `json:"order_by"`
|
|
SearchTerm string `json:"search_term"`
|
|
}
|
|
|
|
type SearchCategories struct {
|
|
RoomEvents RoomEvents `json:"room_events"`
|
|
}
|
|
|
|
type SearchRequest struct {
|
|
SearchCategories SearchCategories `json:"search_categories"`
|
|
}
|
|
|
|
type SearchResponse struct {
|
|
SearchCategories SearchCategoriesResponse `json:"search_categories"`
|
|
}
|
|
type RoomResult struct {
|
|
NextBatch *string `json:"next_batch,omitempty"`
|
|
Order int `json:"order"`
|
|
Results []string `json:"results"`
|
|
}
|
|
|
|
type Groups struct {
|
|
RoomID map[string]RoomResult `json:"room_id"`
|
|
}
|
|
|
|
type Result struct {
|
|
Context SearchContextResponse `json:"context"`
|
|
Rank float64 `json:"rank"`
|
|
Result gomatrixserverlib.ClientEvent `json:"result"`
|
|
}
|
|
|
|
type SearchContextResponse struct {
|
|
End string `json:"end"`
|
|
EventsAfter []gomatrixserverlib.ClientEvent `json:"events_after"`
|
|
EventsBefore []gomatrixserverlib.ClientEvent `json:"events_before"`
|
|
Start string `json:"start"`
|
|
ProfileInfo map[string]ProfileInfoResponse `json:"profile_info"`
|
|
}
|
|
|
|
type ProfileInfoResponse struct {
|
|
AvatarURL string `json:"avatar_url"`
|
|
DisplayName string `json:"display_name"`
|
|
}
|
|
|
|
type RoomEventsResponse struct {
|
|
Count int `json:"count"`
|
|
Groups Groups `json:"groups"`
|
|
Highlights []string `json:"highlights"`
|
|
NextBatch *string `json:"next_batch,omitempty"`
|
|
Results []Result `json:"results"`
|
|
State map[string][]gomatrixserverlib.ClientEvent `json:"state,omitempty"`
|
|
}
|
|
type SearchCategoriesResponse struct {
|
|
RoomEvents RoomEventsResponse `json:"room_events"`
|
|
}
|