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Add pagination

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This commit is contained in:
Brendan Abolivier 2017-08-11 18:10:17 +01:00
parent 112f4ef920
commit d6dc8b5ea2
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GPG key ID: 8EF1500759F70623
1 changed files with 10 additions and 3 deletions
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13
src/github.com/matrix-org/dendrite/roomserver/publicroom/public_room.go
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@ -145,7 +145,7 @@ func (r *RoomserverPublicRoomAPI) GetPublicRooms(
return err return err
} }
chunks := []api.PublicRoomsChunk{} totalChunks := []api.PublicRoomsChunk{}
// Iterate over the array of aliases instead of the array of rooms, because // Iterate over the array of aliases instead of the array of rooms, because
// a room must have at least one alias to be listed // a room must have at least one alias to be listed
for roomNID, as := range aliases { for roomNID, as := range aliases {
@ -156,16 +156,23 @@ func (r *RoomserverPublicRoomAPI) GetPublicRooms(
WorldReadable: true, WorldReadable: true,
GuestCanJoin: true, GuestCanJoin: true,
} }
chunks = append(chunks, chunk) totalChunks = append(totalChunks, chunk)
} }
chunks = chunks[offset:] chunks := totalChunks[offset:]
if len(chunks) >= int(limit) { if len(chunks) >= int(limit) {
chunks = chunks[offset:limit] chunks = chunks[offset:limit]
} }
response.Chunks = chunks response.Chunks = chunks
response.TotalRoomCountEstimate = int64(len(totalChunks))
if offset > 0 {
response.PrevBatch = strconv.Itoa(int(offset) - 1)
}
if len(totalChunks) > int(limit) {
response.NextBatch = strconv.Itoa(int(offset) + int(limit))
}
return nil return nil
} }