1 files changed, 25 insertions, 14 deletions

diff --git a/model/channel_member.go b/model/channel_member.go
index ac0b94ec4..1aafee43d 100644
--- a/model/channel_member.go
+++ b/model/channel_member.go
@@ -10,23 +10,26 @@ import (
 )
 
 const (
-	CHANNEL_ROLE_ADMIN     = "admin"
-	CHANNEL_NOTIFY_DEFAULT = "default"
-	CHANNEL_NOTIFY_ALL     = "all"
-	CHANNEL_NOTIFY_MENTION = "mention"
-	CHANNEL_NOTIFY_NONE    = "none"
-	CHANNEL_NOTIFY_QUIET   = "quiet" // TODO deprecate me
+	CHANNEL_ROLE_ADMIN          = "admin"
+	CHANNEL_NOTIFY_DEFAULT      = "default"
+	CHANNEL_NOTIFY_ALL          = "all"
+	CHANNEL_NOTIFY_MENTION      = "mention"
+	CHANNEL_NOTIFY_NONE         = "none"
+	CHANNEL_NOTIFY_QUIET        = "quiet" // no longer used, should be considered functionally equivalent to CHANNEL_NOTIFY_NONE
+	CHANNEL_MARK_UNREAD_ALL     = "all"
+	CHANNEL_MARK_UNREAD_MENTION = "mention"
 )
 
 type ChannelMember struct {
-	ChannelId    string `json:"channel_id"`
-	UserId       string `json:"user_id"`
-	Roles        string `json:"roles"`
-	LastViewedAt int64  `json:"last_viewed_at"`
-	MsgCount     int64  `json:"msg_count"`
-	MentionCount int64  `json:"mention_count"`
-	NotifyLevel  string `json:"notify_level"`
-	LastUpdateAt int64  `json:"last_update_at"`
+	ChannelId       string `json:"channel_id"`
+	UserId          string `json:"user_id"`
+	Roles           string `json:"roles"`
+	LastViewedAt    int64  `json:"last_viewed_at"`
+	MsgCount        int64  `json:"msg_count"`
+	MentionCount    int64  `json:"mention_count"`
+	NotifyLevel     string `json:"notify_level"`
+	MarkUnreadLevel string `json:"mark_unread_level"`
+	LastUpdateAt    int64  `json:"last_update_at"`
 }
 
 func (o *ChannelMember) ToJson() string {
@@ -69,6 +72,10 @@ func (o *ChannelMember) IsValid() *AppError {
 		return NewAppError("ChannelMember.IsValid", "Invalid notify level", "notify_level="+o.NotifyLevel)
 	}
 
+	if len(o.MarkUnreadLevel) > 20 || !IsChannelMarkUnreadLevelValid(o.MarkUnreadLevel) {
+		return NewAppError("ChannelMember.IsValid", "Invalid mark unread level", "mark_unread_level="+o.MarkUnreadLevel)
+	}
+
 	return nil
 }
 
@@ -83,3 +90,7 @@ func IsChannelNotifyLevelValid(notifyLevel string) bool {
 		notifyLevel == CHANNEL_NOTIFY_NONE ||
 		notifyLevel == CHANNEL_NOTIFY_QUIET
 }
+
+func IsChannelMarkUnreadLevelValid(markUnreadLevel string) bool {
+	return markUnreadLevel == CHANNEL_MARK_UNREAD_ALL || markUnreadLevel == CHANNEL_MARK_UNREAD_MENTION
+}