Add filter struct (#42)

filter.go

@@ -0,0 +1,43 @@
+// Copyright 2017 Jan Christian Grünhage
+//
+// 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 gomatrix
+
+//Filter is used by clients to specify how the server should filter responses to e.g. sync requests
+//Specified by: https://matrix.org/docs/spec/client_server/r0.2.0.html#filtering
+type Filter struct {
+	AccountData FilterPart `json:"account_data,omitempty"`
+	EventFields []string   `json:"event_fields,omitempty"`
+	EventFormat string     `json:"event_format,omitempty"`
+	Presence    FilterPart `json:"presence,omitempty"`
+	Room        struct {
+		AccountData  FilterPart `json:"account_data,omitempty"`
+		Ephemeral    FilterPart `json:"ephemeral,omitempty"`
+		IncludeLeave bool       `json:"include_leave,omitempty"`
+		NotRooms     []string   `json:"not_rooms,omitempty"`
+		Rooms        []string   `json:"rooms,omitempty"`
+		State        FilterPart `json:"state,omitempty"`
+		Timeline     FilterPart `json:"timeline,omitempty"`
+	} `json:"room,omitempty"`
+}
+
+type FilterPart struct {
+	NotRooms   []string `json:"not_rooms,omitempty"`
+	Rooms      []string `json:"rooms,omitempty"`
+	Limit      *int     `json:"limit,omitempty"`
+	NotSenders []string `json:"not_senders,omitempty"`
+	NotTypes   []string `json:"not_types,omitempty"`
+	Senders    []string `json:"senders,omitempty"`
+	Types      []string `json:"types,omitempty"`
+}