Share StateKeyTuple between roomserver and clientapi

Remove 'common' from clientapi and break into distinct packages
This commit is contained in:
Kegan Dougal 2017-03-10 10:51:44 +00:00
parent 270d8ae25d
commit d563981955
7 changed files with 47 additions and 51 deletions

View file

@ -1,4 +1,4 @@
package common
package events
// CreateContent is the event content for http://matrix.org/docs/spec/client_server/r0.2.0.html#m-room-create
type CreateContent struct {

View file

@ -1,4 +1,4 @@
package common
package httputil
import (
"encoding/json"
@ -8,15 +8,6 @@ import (
"github.com/matrix-org/util"
)
// StateTuple is the tuple of an event type and an event state_key, typically used as a key
// in maps.
type StateTuple struct {
// Type is the event type e.g "m.room.name"
Type string
// Key is the state key e.g. ""
Key string
}
// UnmarshalJSONRequest into the given interface pointer. Returns an error JSON response if
// there was a problem unmarshalling. Calling this function consumes the request body.
func UnmarshalJSONRequest(req *http.Request, iface interface{}) *util.JSONResponse {

View file

@ -9,9 +9,11 @@ import (
log "github.com/Sirupsen/logrus"
"github.com/matrix-org/dendrite/clientapi/auth"
"github.com/matrix-org/dendrite/clientapi/common"
"github.com/matrix-org/dendrite/clientapi/config"
"github.com/matrix-org/dendrite/clientapi/events"
"github.com/matrix-org/dendrite/clientapi/httputil"
"github.com/matrix-org/dendrite/clientapi/jsonerror"
"github.com/matrix-org/dendrite/common"
"github.com/matrix-org/gomatrixserverlib"
"github.com/matrix-org/util"
)
@ -90,7 +92,7 @@ func createRoom(req *http.Request, cfg config.ClientAPI, roomID string) util.JSO
return *resErr
}
var r createRoomRequest
resErr = common.UnmarshalJSONRequest(req, &r)
resErr = httputil.UnmarshalJSONRequest(req, &r)
if resErr != nil {
return *resErr
}
@ -110,7 +112,7 @@ func createRoom(req *http.Request, cfg config.ClientAPI, roomID string) util.JSO
}).Info("Creating new room")
// Remember events we've built and key off the state tuple so we can look them up easily when filling in auth_events
builtEventMap := make(map[common.StateTuple]*gomatrixserverlib.Event)
builtEventMap := make(map[common.StateKeyTuple]*gomatrixserverlib.Event)
var builtEvents []*gomatrixserverlib.Event
// send events into the room in order of:
@ -133,12 +135,12 @@ func createRoom(req *http.Request, cfg config.ClientAPI, roomID string) util.JSO
// TODO: Synapse has txn/token ID on each event. Do we need to do this here?
emptyString := ""
eventsToMake := []fledglingEvent{
{"m.room.create", &emptyString, common.CreateContent{Creator: userID}},
{"m.room.member", &userID, common.MemberContent{Membership: "join"}}, // TODO: Set avatar_url / displayname
{"m.room.power_levels", &emptyString, common.InitialPowerLevelsContent(userID)},
{"m.room.create", &emptyString, events.CreateContent{Creator: userID}},
{"m.room.member", &userID, events.MemberContent{Membership: "join"}}, // TODO: Set avatar_url / displayname
{"m.room.power_levels", &emptyString, events.InitialPowerLevelsContent(userID)},
// TODO: m.room.canonical_alias
{"m.room.join_rules", &emptyString, common.JoinRulesContent{"public"}}, // FIXME: Allow this to be changed
{"m.room.history_visibility", &emptyString, common.HistoryVisibilityContent{"joined"}}, // FIXME: Allow this to be changed
{"m.room.join_rules", &emptyString, events.JoinRulesContent{"public"}}, // FIXME: Allow this to be changed
{"m.room.history_visibility", &emptyString, events.HistoryVisibilityContent{"joined"}}, // FIXME: Allow this to be changed
// TODO: m.room.guest_access
// TODO: Other initial state items
// TODO: m.room.name
@ -172,7 +174,7 @@ func createRoom(req *http.Request, cfg config.ClientAPI, roomID string) util.JSO
return util.ErrorResponse(err)
}
builtEventMap[common.StateTuple{e.Type, *e.StateKey}] = ev
builtEventMap[common.StateKeyTuple{e.Type, *e.StateKey}] = ev
builtEvents = append(builtEvents, ev)
}
@ -185,7 +187,7 @@ func createRoom(req *http.Request, cfg config.ClientAPI, roomID string) util.JSO
// buildEvent fills out auth_events for the builder then builds the event
func buildEvent(builder *gomatrixserverlib.EventBuilder,
events map[common.StateTuple]*gomatrixserverlib.Event,
events map[common.StateKeyTuple]*gomatrixserverlib.Event,
cfg config.ClientAPI) (*gomatrixserverlib.Event, error) {
eventsNeeded, err := gomatrixserverlib.StateNeededForEventBuilder(builder)
@ -203,36 +205,36 @@ func buildEvent(builder *gomatrixserverlib.EventBuilder,
}
func authEventsFromStateNeeded(eventsNeeded gomatrixserverlib.StateNeeded,
events map[common.StateTuple]*gomatrixserverlib.Event) (authEvents []gomatrixserverlib.EventReference) {
events map[common.StateKeyTuple]*gomatrixserverlib.Event) (authEvents []gomatrixserverlib.EventReference) {
// These events are only "needed" if they exist, so if they don't exist we can safely ignore them.
if eventsNeeded.Create {
ev := events[common.StateTuple{"m.room.create", ""}]
ev := events[common.StateKeyTuple{"m.room.create", ""}]
if ev != nil {
authEvents = append(authEvents, ev.EventReference())
}
}
if eventsNeeded.JoinRules {
ev := events[common.StateTuple{"m.room.join_rules", ""}]
ev := events[common.StateKeyTuple{"m.room.join_rules", ""}]
if ev != nil {
authEvents = append(authEvents, ev.EventReference())
}
}
if eventsNeeded.PowerLevels {
ev := events[common.StateTuple{"m.room.power_levels", ""}]
ev := events[common.StateKeyTuple{"m.room.power_levels", ""}]
if ev != nil {
authEvents = append(authEvents, ev.EventReference())
}
}
for _, userID := range eventsNeeded.Member {
ev := events[common.StateTuple{"m.room.member", userID}]
ev := events[common.StateKeyTuple{"m.room.member", userID}]
if ev != nil {
authEvents = append(authEvents, ev.EventReference())
}
}
for _, token := range eventsNeeded.ThirdPartyInvite {
ev := events[common.StateTuple{"m.room.member", token}]
ev := events[common.StateKeyTuple{"m.room.member", token}]
if ev != nil {
authEvents = append(authEvents, ev.EventReference())
}
@ -241,30 +243,30 @@ func authEventsFromStateNeeded(eventsNeeded gomatrixserverlib.StateNeeded,
}
type authEventProvider struct {
events map[common.StateTuple]*gomatrixserverlib.Event
events map[common.StateKeyTuple]*gomatrixserverlib.Event
}
func (a *authEventProvider) Create() (ev *gomatrixserverlib.Event, err error) {
return a.fetch(common.StateTuple{"m.room.create", ""})
return a.fetch(common.StateKeyTuple{"m.room.create", ""})
}
func (a *authEventProvider) JoinRules() (ev *gomatrixserverlib.Event, err error) {
return a.fetch(common.StateTuple{"m.room.join_rules", ""})
return a.fetch(common.StateKeyTuple{"m.room.join_rules", ""})
}
func (a *authEventProvider) PowerLevels() (ev *gomatrixserverlib.Event, err error) {
return a.fetch(common.StateTuple{"m.room.power_levels", ""})
return a.fetch(common.StateKeyTuple{"m.room.power_levels", ""})
}
func (a *authEventProvider) Member(stateKey string) (ev *gomatrixserverlib.Event, err error) {
return a.fetch(common.StateTuple{"m.room.member", stateKey})
return a.fetch(common.StateKeyTuple{"m.room.member", stateKey})
}
func (a *authEventProvider) ThirdPartyInvite(stateKey string) (ev *gomatrixserverlib.Event, err error) {
return a.fetch(common.StateTuple{"m.room.third_party_invite", stateKey})
return a.fetch(common.StateKeyTuple{"m.room.third_party_invite", stateKey})
}
func (a *authEventProvider) fetch(tuple common.StateTuple) (ev *gomatrixserverlib.Event, err error) {
func (a *authEventProvider) fetch(tuple common.StateKeyTuple) (ev *gomatrixserverlib.Event, err error) {
ev, _ = a.events[tuple]
return
}

View file

@ -0,0 +1,13 @@
package common
// StateKeyTuple is a pair of an event type and state_key.
// This is typically used as a key in a map.
type StateKeyTuple struct {
// The "type" key of a matrix event.
EventType string
// The "state_key" of a matrix event.
// The empty string is a legitimate value for the "state_key" in matrix
// so take care to initialise this field lest you accidentally request a
// "state_key" with the go default of the empty string.
EventStateKey string
}

View file

@ -4,29 +4,18 @@ import (
"bytes"
"encoding/json"
"fmt"
"github.com/matrix-org/dendrite/common"
"github.com/matrix-org/gomatrixserverlib"
"net/http"
)
// StateKeyTuple is a pair of an event type and state_key.
// This is used when requesting parts of the state of a room.
type StateKeyTuple struct {
// The "type" key
EventType string
// The "state_key" of a matrix event.
// The empty string is a legitimate value for the "state_key" in matrix
// so take care to initialise this field lest you accidentally request a
// "state_key" with the go default of the empty string.
EventStateKey string
}
// QueryLatestEventsAndStateRequest is a request to QueryLatestEventsAndState
type QueryLatestEventsAndStateRequest struct {
// The roomID to query the latest events for.
RoomID string
// The state key tuples to fetch from the room current state.
// If this list is empty or nil then no state events are returned.
StateToFetch []StateKeyTuple
StateToFetch []common.StateKeyTuple
}
// QueryLatestEventsAndStateResponse is a response to QueryLatestEventsAndState

View file

@ -2,6 +2,7 @@ package main
import (
"fmt"
"github.com/matrix-org/dendrite/common"
"github.com/matrix-org/dendrite/roomserver/api"
"github.com/matrix-org/gomatrixserverlib"
"os"
@ -367,7 +368,7 @@ func main() {
if err := q.QueryLatestEventsAndState(
&api.QueryLatestEventsAndStateRequest{
RoomID: "!HCXfdvrfksxuYnIFiJ:matrix.org",
StateToFetch: []api.StateKeyTuple{
StateToFetch: []common.StateKeyTuple{
{"m.room.member", "@richvdh:matrix.org"},
},
},

View file

@ -4,7 +4,7 @@ package state
import (
"fmt"
"github.com/matrix-org/dendrite/roomserver/api"
"github.com/matrix-org/dendrite/common"
"github.com/matrix-org/dendrite/roomserver/types"
"github.com/matrix-org/util"
"sort"
@ -200,7 +200,7 @@ func DifferenceBetweeenStateSnapshots(db RoomStateDatabase, oldStateNID, newStat
// stringTuplesToNumericTuples converts the string state key tuples into numeric IDs
// If there isn't a numeric ID for either the event type or the event state key then the tuple is discarded.
// Returns an error if there was a problem talking to the database.
func stringTuplesToNumericTuples(db RoomStateDatabase, stringTuples []api.StateKeyTuple) ([]types.StateKeyTuple, error) {
func stringTuplesToNumericTuples(db RoomStateDatabase, stringTuples []common.StateKeyTuple) ([]types.StateKeyTuple, error) {
eventTypes := make([]string, len(stringTuples))
stateKeys := make([]string, len(stringTuples))
for i := range stringTuples {
@ -239,7 +239,7 @@ func stringTuplesToNumericTuples(db RoomStateDatabase, stringTuples []api.StateK
// This is typically the state before an event or the current state of a room.
// Returns a sorted list of state entries or an error if there was a problem talking to the database.
func LoadStateAtSnapshotForStringTuples(
db RoomStateDatabase, stateNID types.StateSnapshotNID, stateKeyTuples []api.StateKeyTuple,
db RoomStateDatabase, stateNID types.StateSnapshotNID, stateKeyTuples []common.StateKeyTuple,
) ([]types.StateEntry, error) {
numericTuples, err := stringTuplesToNumericTuples(db, stateKeyTuples)
if err != nil {