Check team member instead of session for team admin role when updating/deleting channels (#3007)

store/sql_team_store.go

@@ -411,6 +411,27 @@ func (s SqlTeamStore) UpdateMember(member *model.TeamMember) StoreChannel {
 	return storeChannel
 }
 
+func (s SqlTeamStore) GetMember(teamId string, userId string) StoreChannel {
+	storeChannel := make(StoreChannel)
+
+	go func() {
+		result := StoreResult{}
+
+		var member model.TeamMember
+		err := s.GetReplica().SelectOne(&member, "SELECT * FROM TeamMembers WHERE TeamId = :TeamId AND UserId = :UserId", map[string]interface{}{"TeamId": teamId, "UserId": userId})
+		if err != nil {
+			result.Err = model.NewLocAppError("SqlTeamStore.GetMember", "store.sql_team.get_member.app_error", nil, "teamId="+teamId+" userId="+userId+" "+err.Error())
+		} else {
+			result.Data = member
+		}
+
+		storeChannel <- result
+		close(storeChannel)
+	}()
+
+	return storeChannel
+}
+
 func (s SqlTeamStore) GetMembers(teamId string) StoreChannel {
 	storeChannel := make(StoreChannel)
 

store/sql_team_store_test.go

@@ -403,3 +403,34 @@ func TestTeamMembers(t *testing.T) {
 		}
 	}
 }
+
+func TestGetTeamMember(t *testing.T) {
+	Setup()
+
+	teamId1 := model.NewId()
+
+	m1 := &model.TeamMember{TeamId: teamId1, UserId: model.NewId()}
+	Must(store.Team().SaveMember(m1))
+
+	if r := <-store.Team().GetMember(m1.TeamId, m1.UserId); r.Err != nil {
+		t.Fatal(r.Err)
+	} else {
+		rm1 := r.Data.(model.TeamMember)
+
+		if rm1.TeamId != m1.TeamId {
+			t.Fatal("bad team id")
+		}
+
+		if rm1.UserId != m1.UserId {
+			t.Fatal("bad user id")
+		}
+	}
+
+	if r := <-store.Team().GetMember(m1.TeamId, ""); r.Err == nil {
+		t.Fatal("empty user id - should have failed")
+	}
+
+	if r := <-store.Team().GetMember("", m1.UserId); r.Err == nil {
+		t.Fatal("empty team id - should have failed")
+	}
+}

store/store.go

@@ -61,6 +61,7 @@ type TeamStore interface {
 	AnalyticsTeamCount() StoreChannel
 	SaveMember(member *model.TeamMember) StoreChannel
 	UpdateMember(member *model.TeamMember) StoreChannel
+	GetMember(teamId string, userId string) StoreChannel
 	GetMembers(teamId string) StoreChannel
 	GetTeamsForUser(userId string) StoreChannel
 	RemoveMember(teamId string, userId string) StoreChannel