PLT-4716 fixes cache invalidation issue (#4518)

* PLT-4716 fixes cache invalidation issue

* Adding missing interface

* Adding cache invalidation to channel notification preferences

* Adding cache invalidation to channel notification preferences

api/channel.go

@@ -1176,6 +1176,8 @@ func updateNotifyProps(c *Context, w http.ResponseWriter, r *http.Request) {
 		c.Err = result.Err
 		return
 	} else {
+		InvalidateCacheForUser(userId)
+
 		// return the updated notify properties including any unchanged ones
 		w.Write([]byte(model.MapToJson(member.NotifyProps)))
 	}

api/user.go

@@ -1398,6 +1398,8 @@ func updateUser(c *Context, w http.ResponseWriter, r *http.Request) {
 			go sendEmailChangeUsername(c, rusers[1].Username, rusers[0].Username, rusers[0].Email, c.GetSiteURL())
 		}
 
+		InvalidateCacheForUser(user.Id)
+
 		updatedUser := rusers[0]
 		updatedUser = sanitizeProfile(c, updatedUser)
 
@@ -1955,6 +1957,7 @@ func updateUserNotify(c *Context, w http.ResponseWriter, r *http.Request) {
 		return
 	} else {
 		c.LogAuditWithUserId(user.Id, "")
+		InvalidateCacheForUser(user.Id)
 
 		ruser := result.Data.([2]*model.User)[0]
 		options := utils.Cfg.GetSanitizeOptions()

api/web_hub.go

@@ -112,6 +112,7 @@ func InvalidateCacheForUser(userId string) {
 
 func InvalidateCacheForUserSkipClusterSend(userId string) {
 	Srv.Store.Channel().InvalidateAllChannelMembersForUser(userId)
+	Srv.Store.User().InvalidateProfilesInChannelCacheByUser(userId)
 
 	GetHubForUserId(userId).InvalidateUser(userId)
 }