1 files changed, 67 insertions, 0 deletions
diff --git a/matrix/rooms/member.go b/matrix/rooms/member.go
new file mode 100644
index 0000000..4af20a6
--- /dev/null
+++ b/matrix/rooms/member.go
@@ -0,0 +1,67 @@
+// gomuks - A terminal Matrix client written in Go.
+// Copyright (C) 2018 Tulir Asokan
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+package rooms
+
+import (
+	"maunium.net/go/gomatrix"
+)
+
+type Membership string
+
+// The allowed membership states as specified in spec section 10.5.5.
+const (
+	MembershipJoin   Membership = "join"
+	MembershipLeave  Membership = "leave"
+	MembershipInvite Membership = "invite"
+	MembershipKnock  Membership = "knock"
+)
+
+// Member represents a member in a room.
+type Member struct {
+	// The MXID of the member.
+	UserID string `json:"-"`
+	// The membership status. Defaults to leave.
+	Membership  Membership `json:"membership"`
+	// The display name of the user. Defaults to the user ID.
+	DisplayName string     `json:"displayname"`
+	// The avatar URL of the user. Defaults to an empty string.
+	AvatarURL   string     `json:"avatar_url"`
+}
+
+// eventToRoomMember converts a m.room.member state event into a Member object.
+func eventToRoomMember(userID string, event *gomatrix.Event) *Member {
+	if event == nil {
+		return &Member{
+			UserID:     userID,
+			Membership: MembershipLeave,
+		}
+	}
+	membership, _ := event.Content["membership"].(string)
+	avatarURL, _ := event.Content["avatar_url"].(string)
+
+	displayName, _ := event.Content["displayname"].(string)
+	if len(displayName) == 0 {
+		displayName = userID
+	}
+
+	return &Member{
+		UserID:      userID,
+		Membership:  Membership(membership),
+		DisplayName: displayName,
+		AvatarURL:   avatarURL,
+	}
+}