package api import ( "encoding/json" "fmt" "net/http" "github.com/matrix-org/dendrite/clientapi/jsonerror" "github.com/matrix-org/gomatrixserverlib" "github.com/matrix-org/util" ) type PerformErrorCode int type PerformError struct { Msg string RemoteCode int // remote HTTP status code, for PerformErrRemote Code PerformErrorCode } func (p *PerformError) Error() string { return fmt.Sprintf("%d : %s", p.Code, p.Msg) } // JSONResponse maps error codes to suitable HTTP error codes, defaulting to 500. func (p *PerformError) JSONResponse() util.JSONResponse { switch p.Code { case PerformErrorBadRequest: return util.JSONResponse{ Code: http.StatusBadRequest, JSON: jsonerror.Unknown(p.Msg), } case PerformErrorNoRoom: return util.JSONResponse{ Code: http.StatusNotFound, JSON: jsonerror.NotFound(p.Msg), } case PerformErrorNotAllowed: return util.JSONResponse{ Code: http.StatusForbidden, JSON: jsonerror.Forbidden(p.Msg), } case PerformErrorNoOperation: return util.JSONResponse{ Code: http.StatusForbidden, JSON: jsonerror.Forbidden(p.Msg), } case PerformErrRemote: // if the code is 0 then something bad happened and it isn't // a remote HTTP error being encapsulated, e.g network error to remote. if p.RemoteCode == 0 { return util.ErrorResponse(fmt.Errorf("%s", p.Msg)) } return util.JSONResponse{ Code: p.RemoteCode, // TODO: Should we assert this is in fact JSON? E.g gjson parse? JSON: json.RawMessage(p.Msg), } default: return util.ErrorResponse(p) } } const ( // PerformErrorNotAllowed means the user is not allowed to invite/join/etc this room (e.g join_rule:invite or banned) PerformErrorNotAllowed PerformErrorCode = 1 // PerformErrorBadRequest means the request was wrong in some way (invalid user ID, wrong server, etc) PerformErrorBadRequest PerformErrorCode = 2 // PerformErrorNoRoom means that the room being joined doesn't exist. PerformErrorNoRoom PerformErrorCode = 3 // PerformErrorNoOperation means that the request resulted in nothing happening e.g invite->invite or leave->leave. PerformErrorNoOperation PerformErrorCode = 4 // PerformErrRemote means that the request failed and the PerformError.Msg is the raw remote JSON error response PerformErrRemote PerformErrorCode = 5 ) type PerformJoinRequest struct { RoomIDOrAlias string `json:"room_id_or_alias"` UserID string `json:"user_id"` Content map[string]interface{} `json:"content"` ServerNames []gomatrixserverlib.ServerName `json:"server_names"` } type PerformJoinResponse struct { // The room ID, populated on success. RoomID string `json:"room_id"` // If non-nil, the join request failed. Contains more information why it failed. Error *PerformError } type PerformLeaveRequest struct { RoomID string `json:"room_id"` UserID string `json:"user_id"` } type PerformLeaveResponse struct { } type PerformInviteRequest struct { RoomVersion gomatrixserverlib.RoomVersion `json:"room_version"` Event gomatrixserverlib.HeaderedEvent `json:"event"` InviteRoomState []gomatrixserverlib.InviteV2StrippedState `json:"invite_room_state"` SendAsServer string `json:"send_as_server"` TransactionID *TransactionID `json:"transaction_id"` } type PerformInviteResponse struct { Error *PerformError } type PerformPeekRequest struct { RoomIDOrAlias string `json:"room_id_or_alias"` UserID string `json:"user_id"` DeviceID string `json:"device_id"` ServerNames []gomatrixserverlib.ServerName `json:"server_names"` } type PerformPeekResponse struct { // The room ID, populated on success. RoomID string `json:"room_id"` // If non-nil, the join request failed. Contains more information why it failed. Error *PerformError } // PerformBackfillRequest is a request to PerformBackfill. type PerformBackfillRequest struct { // The room to backfill RoomID string `json:"room_id"` // A map of backwards extremity event ID to a list of its prev_event IDs. BackwardsExtremities map[string][]string `json:"backwards_extremities"` // The maximum number of events to retrieve. Limit int `json:"limit"` // The server interested in the events. ServerName gomatrixserverlib.ServerName `json:"server_name"` } // PrevEventIDs returns the prev_event IDs of all backwards extremities, de-duplicated in a lexicographically sorted order. func (r *PerformBackfillRequest) PrevEventIDs() []string { var prevEventIDs []string for _, pes := range r.BackwardsExtremities { prevEventIDs = append(prevEventIDs, pes...) } prevEventIDs = util.UniqueStrings(prevEventIDs) return prevEventIDs } // PerformBackfillResponse is a response to PerformBackfill. type PerformBackfillResponse struct { // Missing events, arbritrary order. Events []gomatrixserverlib.HeaderedEvent `json:"events"` } type PerformPublishRequest struct { RoomID string Visibility string } type PerformPublishResponse struct { // If non-nil, the publish request failed. Contains more information why it failed. Error *PerformError }