Files
mattermost/app/group.go
2021-02-25 20:22:27 +01:00

618 lines
22 KiB
Go

// Copyright (c) 2015-present Mattermost, Inc. All Rights Reserved.
// See LICENSE.txt for license information.
package app
import (
"errors"
"net/http"
"github.com/mattermost/mattermost-server/v5/model"
"github.com/mattermost/mattermost-server/v5/store"
)
func (a *App) GetGroup(id string) (*model.Group, *model.AppError) {
group, err := a.Srv().Store.Group().Get(id)
if err != nil {
var nfErr *store.ErrNotFound
switch {
case errors.As(err, &nfErr):
return nil, model.NewAppError("GetGroup", "app.group.no_rows", nil, nfErr.Error(), http.StatusNotFound)
default:
return nil, model.NewAppError("GetGroup", "app.select_error", nil, err.Error(), http.StatusInternalServerError)
}
}
return group, nil
}
func (a *App) GetGroupByName(name string, opts model.GroupSearchOpts) (*model.Group, *model.AppError) {
group, err := a.Srv().Store.Group().GetByName(name, opts)
if err != nil {
var nfErr *store.ErrNotFound
switch {
case errors.As(err, &nfErr):
return nil, model.NewAppError("GetGroupByName", "app.group.no_rows", nil, nfErr.Error(), http.StatusNotFound)
default:
return nil, model.NewAppError("GetGroupByName", "app.select_error", nil, err.Error(), http.StatusInternalServerError)
}
}
return group, nil
}
func (a *App) GetGroupByRemoteID(remoteID string, groupSource model.GroupSource) (*model.Group, *model.AppError) {
group, err := a.Srv().Store.Group().GetByRemoteID(remoteID, groupSource)
if err != nil {
var nfErr *store.ErrNotFound
switch {
case errors.As(err, &nfErr):
return nil, model.NewAppError("GetGroupByRemoteID", "app.group.no_rows", nil, nfErr.Error(), http.StatusNotFound)
default:
return nil, model.NewAppError("GetGroupByRemoteID", "app.select_error", nil, err.Error(), http.StatusInternalServerError)
}
}
return group, nil
}
func (a *App) GetGroupsBySource(groupSource model.GroupSource) ([]*model.Group, *model.AppError) {
groups, err := a.Srv().Store.Group().GetAllBySource(groupSource)
if err != nil {
return nil, model.NewAppError("GetGroupsBySource", "app.select_error", nil, err.Error(), http.StatusInternalServerError)
}
return groups, nil
}
func (a *App) GetGroupsByUserId(userID string) ([]*model.Group, *model.AppError) {
groups, err := a.Srv().Store.Group().GetByUser(userID)
if err != nil {
return nil, model.NewAppError("GetGroupsByUserId", "app.select_error", nil, err.Error(), http.StatusInternalServerError)
}
return groups, nil
}
func (a *App) CreateGroup(group *model.Group) (*model.Group, *model.AppError) {
group, err := a.Srv().Store.Group().Create(group)
if err != nil {
var invErr *store.ErrInvalidInput
var appErr *model.AppError
switch {
case errors.As(err, &appErr):
return nil, appErr
case errors.As(err, &invErr):
return nil, model.NewAppError("CreateGroup", "app.group.id.app_error", nil, invErr.Error(), http.StatusBadRequest)
default:
return nil, model.NewAppError("CreateGroup", "app.insert_error", nil, err.Error(), http.StatusInternalServerError)
}
}
return group, nil
}
func (a *App) UpdateGroup(group *model.Group) (*model.Group, *model.AppError) {
updatedGroup, err := a.Srv().Store.Group().Update(group)
if err == nil {
messageWs := model.NewWebSocketEvent(model.WEBSOCKET_EVENT_RECEIVED_GROUP, "", "", "", nil)
messageWs.Add("group", updatedGroup.ToJson())
a.Publish(messageWs)
}
if err != nil {
var nfErr *store.ErrNotFound
var appErr *model.AppError
switch {
case errors.As(err, &appErr):
return nil, appErr
case errors.As(err, &nfErr):
return nil, model.NewAppError("UpdateGroup", "app.group.no_rows", nil, nfErr.Error(), http.StatusNotFound)
default:
return nil, model.NewAppError("UpdateGroup", "app.select_error", nil, err.Error(), http.StatusInternalServerError)
}
}
return updatedGroup, nil
}
func (a *App) DeleteGroup(groupID string) (*model.Group, *model.AppError) {
deletedGroup, err := a.Srv().Store.Group().Delete(groupID)
if err == nil {
messageWs := model.NewWebSocketEvent(model.WEBSOCKET_EVENT_RECEIVED_GROUP, "", "", "", nil)
messageWs.Add("group", deletedGroup.ToJson())
a.Publish(messageWs)
}
if err != nil {
var nfErr *store.ErrNotFound
switch {
case errors.As(err, &nfErr):
return nil, model.NewAppError("DeleteGroup", "app.group.no_rows", nil, nfErr.Error(), http.StatusNotFound)
default:
return nil, model.NewAppError("DeleteGroup", "app.update_error", nil, err.Error(), http.StatusInternalServerError)
}
}
return deletedGroup, nil
}
func (a *App) GetGroupMemberCount(groupID string) (int64, *model.AppError) {
count, err := a.Srv().Store.Group().GetMemberCount(groupID)
if err != nil {
return 0, model.NewAppError("GetGroupMemberCount", "app.select_error", nil, err.Error(), http.StatusInternalServerError)
}
return count, nil
}
func (a *App) GetGroupMemberUsers(groupID string) ([]*model.User, *model.AppError) {
users, err := a.Srv().Store.Group().GetMemberUsers(groupID)
if err != nil {
return nil, model.NewAppError("GetGroupMemberUsers", "app.select_error", nil, err.Error(), http.StatusInternalServerError)
}
return users, nil
}
func (a *App) GetGroupMemberUsersPage(groupID string, page int, perPage int) ([]*model.User, int, *model.AppError) {
members, err := a.Srv().Store.Group().GetMemberUsersPage(groupID, page, perPage)
if err != nil {
return nil, 0, model.NewAppError("GetGroupMemberUsersPage", "app.select_error", nil, err.Error(), http.StatusInternalServerError)
}
count, appErr := a.GetGroupMemberCount(groupID)
if appErr != nil {
return nil, 0, appErr
}
return members, int(count), nil
}
func (a *App) UpsertGroupMember(groupID string, userID string) (*model.GroupMember, *model.AppError) {
groupMember, err := a.Srv().Store.Group().UpsertMember(groupID, userID)
if err != nil {
var invErr *store.ErrInvalidInput
var appErr *model.AppError
switch {
case errors.As(err, &appErr):
return nil, appErr
case errors.As(err, &invErr):
return nil, model.NewAppError("UpsertGroupMember", "app.group.uniqueness_error", nil, invErr.Error(), http.StatusBadRequest)
default:
return nil, model.NewAppError("UpsertGroupMember", "app.update_error", nil, err.Error(), http.StatusInternalServerError)
}
}
return groupMember, nil
}
func (a *App) DeleteGroupMember(groupID string, userID string) (*model.GroupMember, *model.AppError) {
groupMember, err := a.Srv().Store.Group().DeleteMember(groupID, userID)
if err != nil {
var nfErr *store.ErrNotFound
switch {
case errors.As(err, &nfErr):
return nil, model.NewAppError("DeleteGroupMember", "app.group.no_rows", nil, nfErr.Error(), http.StatusNotFound)
default:
return nil, model.NewAppError("DeleteGroupMember", "app.update_error", nil, err.Error(), http.StatusInternalServerError)
}
}
return groupMember, nil
}
func (a *App) UpsertGroupSyncable(groupSyncable *model.GroupSyncable) (*model.GroupSyncable, *model.AppError) {
gs, err := a.Srv().Store.Group().GetGroupSyncable(groupSyncable.GroupId, groupSyncable.SyncableId, groupSyncable.Type)
var notFoundErr *store.ErrNotFound
if err != nil && !errors.As(err, &notFoundErr) {
return nil, model.NewAppError("UpsertGroupSyncable", "app.select_error", nil, err.Error(), http.StatusInternalServerError)
}
// reject the syncable creation if the group isn't already associated to the parent team
if groupSyncable.Type == model.GroupSyncableTypeChannel {
channel, nErr := a.Srv().Store.Channel().Get(groupSyncable.SyncableId, true)
if nErr != nil {
var nfErr *store.ErrNotFound
switch {
case errors.As(nErr, &nfErr):
return nil, model.NewAppError("UpsertGroupSyncable", "app.channel.get.existing.app_error", nil, nfErr.Error(), http.StatusNotFound)
default:
return nil, model.NewAppError("UpsertGroupSyncable", "app.channel.get.find.app_error", nil, nErr.Error(), http.StatusInternalServerError)
}
}
var team *model.Team
team, nErr = a.Srv().Store.Team().Get(channel.TeamId)
if nErr != nil {
var nfErr *store.ErrNotFound
switch {
case errors.As(nErr, &nfErr):
return nil, model.NewAppError("UpsertGroupSyncable", "app.team.get.find.app_error", nil, nfErr.Error(), http.StatusNotFound)
default:
return nil, model.NewAppError("UpsertGroupSyncable", "app.team.get.finding.app_error", nil, nErr.Error(), http.StatusInternalServerError)
}
}
if team.IsGroupConstrained() {
var teamGroups []*model.GroupWithSchemeAdmin
teamGroups, err = a.Srv().Store.Group().GetGroupsByTeam(channel.TeamId, model.GroupSearchOpts{})
if err != nil {
return nil, model.NewAppError("UpsertGroupSyncable", "app.select_error", nil, err.Error(), http.StatusInternalServerError)
}
var permittedGroup bool
for _, teamGroup := range teamGroups {
if teamGroup.Group.Id == groupSyncable.GroupId {
permittedGroup = true
break
}
}
if !permittedGroup {
return nil, model.NewAppError("UpsertGroupSyncable", "group_not_associated_to_synced_team", nil, "", http.StatusBadRequest)
}
} else {
_, appErr := a.UpsertGroupSyncable(model.NewGroupTeam(groupSyncable.GroupId, team.Id, groupSyncable.AutoAdd))
if appErr != nil {
return nil, appErr
}
}
}
if gs == nil {
gs, err = a.Srv().Store.Group().CreateGroupSyncable(groupSyncable)
if err != nil {
var nfErr *store.ErrNotFound
var appErr *model.AppError
switch {
case errors.As(err, &appErr):
return nil, appErr
case errors.As(err, &nfErr):
return nil, model.NewAppError("UpsertGroupSyncable", "store.sql_channel.get.existing.app_error", nil, nfErr.Error(), http.StatusNotFound)
default:
return nil, model.NewAppError("UpsertGroupSyncable", "app.insert_error", nil, err.Error(), http.StatusInternalServerError)
}
}
} else {
gs, err = a.Srv().Store.Group().UpdateGroupSyncable(groupSyncable)
if err != nil {
var appErr *model.AppError
switch {
case errors.As(err, &appErr):
return nil, appErr
default:
return nil, model.NewAppError("UpsertGroupSyncable", "app.update_error", nil, err.Error(), http.StatusInternalServerError)
}
}
}
var messageWs *model.WebSocketEvent
if gs.Type == model.GroupSyncableTypeTeam {
messageWs = model.NewWebSocketEvent(model.WEBSOCKET_EVENT_RECEIVED_GROUP_ASSOCIATED_TO_TEAM, gs.SyncableId, "", "", nil)
} else {
messageWs = model.NewWebSocketEvent(model.WEBSOCKET_EVENT_RECEIVED_GROUP_ASSOCIATED_TO_CHANNEL, "", gs.SyncableId, "", nil)
}
messageWs.Add("group_id", gs.GroupId)
a.Publish(messageWs)
return gs, nil
}
func (a *App) GetGroupSyncable(groupID string, syncableID string, syncableType model.GroupSyncableType) (*model.GroupSyncable, *model.AppError) {
group, err := a.Srv().Store.Group().GetGroupSyncable(groupID, syncableID, syncableType)
if err != nil {
var nfErr *store.ErrNotFound
switch {
case errors.As(err, &nfErr):
return nil, model.NewAppError("GetGroupSyncable", "app.group.no_rows", nil, nfErr.Error(), http.StatusNotFound)
default:
return nil, model.NewAppError("GetGroupSyncable", "app.select_error", nil, err.Error(), http.StatusInternalServerError)
}
}
return group, nil
}
func (a *App) GetGroupSyncables(groupID string, syncableType model.GroupSyncableType) ([]*model.GroupSyncable, *model.AppError) {
groups, err := a.Srv().Store.Group().GetAllGroupSyncablesByGroupId(groupID, syncableType)
if err != nil {
return nil, model.NewAppError("GetGroupSyncables", "app.select_error", nil, err.Error(), http.StatusInternalServerError)
}
return groups, nil
}
func (a *App) UpdateGroupSyncable(groupSyncable *model.GroupSyncable) (*model.GroupSyncable, *model.AppError) {
if groupSyncable.DeleteAt == 0 {
// updating a *deleted* GroupSyncable, so no need to ensure the GroupTeam is present (as done in the upsert)
gs, err := a.Srv().Store.Group().UpdateGroupSyncable(groupSyncable)
if err != nil {
var appErr *model.AppError
switch {
case errors.As(err, &appErr):
return nil, appErr
default:
return nil, model.NewAppError("UpdateGroupSyncable", "app.update_error", nil, err.Error(), http.StatusInternalServerError)
}
}
return gs, nil
}
// do an upsert to ensure that there's an associated GroupTeam
gs, err := a.UpsertGroupSyncable(groupSyncable)
if err != nil {
return nil, err
}
return gs, nil
}
func (a *App) DeleteGroupSyncable(groupID string, syncableID string, syncableType model.GroupSyncableType) (*model.GroupSyncable, *model.AppError) {
gs, err := a.Srv().Store.Group().DeleteGroupSyncable(groupID, syncableID, syncableType)
if err != nil {
var invErr *store.ErrInvalidInput
var nfErr *store.ErrNotFound
switch {
case errors.As(err, &nfErr):
return nil, model.NewAppError("DeleteGroupSyncable", "app.group.no_rows", nil, nfErr.Error(), http.StatusNotFound)
case errors.As(err, &invErr):
return nil, model.NewAppError("DeleteGroupSyncable", "app.group.group_syncable_already_deleted", nil, invErr.Error(), http.StatusBadRequest)
default:
return nil, model.NewAppError("DeleteGroupSyncable", "app.update_error", nil, err.Error(), http.StatusInternalServerError)
}
}
// if a GroupTeam is being deleted delete all associated GroupChannels
if gs.Type == model.GroupSyncableTypeTeam {
allGroupChannels, err := a.Srv().Store.Group().GetAllGroupSyncablesByGroupId(gs.GroupId, model.GroupSyncableTypeChannel)
if err != nil {
return nil, model.NewAppError("DeleteGroupSyncable", "app.select_error", nil, err.Error(), http.StatusInternalServerError)
}
for _, groupChannel := range allGroupChannels {
_, err = a.Srv().Store.Group().DeleteGroupSyncable(groupChannel.GroupId, groupChannel.SyncableId, groupChannel.Type)
if err != nil {
var invErr *store.ErrInvalidInput
var nfErr *store.ErrNotFound
switch {
case errors.As(err, &nfErr):
return nil, model.NewAppError("DeleteGroupSyncable", "app.group.no_rows", nil, nfErr.Error(), http.StatusNotFound)
case errors.As(err, &invErr):
return nil, model.NewAppError("DeleteGroupSyncable", "app.group.group_syncable_already_deleted", nil, invErr.Error(), http.StatusBadRequest)
default:
return nil, model.NewAppError("DeleteGroupSyncable", "app.update_error", nil, err.Error(), http.StatusInternalServerError)
}
}
}
}
var messageWs *model.WebSocketEvent
if gs.Type == model.GroupSyncableTypeTeam {
messageWs = model.NewWebSocketEvent(model.WEBSOCKET_EVENT_RECEIVED_GROUP_NOT_ASSOCIATED_TO_TEAM, gs.SyncableId, "", "", nil)
} else {
messageWs = model.NewWebSocketEvent(model.WEBSOCKET_EVENT_RECEIVED_GROUP_NOT_ASSOCIATED_TO_CHANNEL, "", gs.SyncableId, "", nil)
}
messageWs.Add("group_id", gs.GroupId)
a.Publish(messageWs)
return gs, nil
}
func (a *App) TeamMembersToAdd(since int64, teamID *string) ([]*model.UserTeamIDPair, *model.AppError) {
userTeams, err := a.Srv().Store.Group().TeamMembersToAdd(since, teamID)
if err != nil {
return nil, model.NewAppError("TeamMembersToAdd", "app.select_error", nil, err.Error(), http.StatusInternalServerError)
}
return userTeams, nil
}
func (a *App) ChannelMembersToAdd(since int64, channelID *string) ([]*model.UserChannelIDPair, *model.AppError) {
userChannels, err := a.Srv().Store.Group().ChannelMembersToAdd(since, channelID)
if err != nil {
return nil, model.NewAppError("ChannelMembersToAdd", "app.select_error", nil, err.Error(), http.StatusInternalServerError)
}
return userChannels, nil
}
func (a *App) TeamMembersToRemove(teamID *string) ([]*model.TeamMember, *model.AppError) {
teamMembers, err := a.Srv().Store.Group().TeamMembersToRemove(teamID)
if err != nil {
return nil, model.NewAppError("TeamMembersToRemove", "app.select_error", nil, err.Error(), http.StatusInternalServerError)
}
return teamMembers, nil
}
func (a *App) ChannelMembersToRemove(teamID *string) ([]*model.ChannelMember, *model.AppError) {
channelMembers, err := a.Srv().Store.Group().ChannelMembersToRemove(teamID)
if err != nil {
return nil, model.NewAppError("ChannelMembersToRemove", "app.select_error", nil, err.Error(), http.StatusInternalServerError)
}
return channelMembers, nil
}
func (a *App) GetGroupsByChannel(channelID string, opts model.GroupSearchOpts) ([]*model.GroupWithSchemeAdmin, int, *model.AppError) {
groups, err := a.Srv().Store.Group().GetGroupsByChannel(channelID, opts)
if err != nil {
return nil, 0, model.NewAppError("GetGroupsByChannel", "app.select_error", nil, err.Error(), http.StatusInternalServerError)
}
count, err := a.Srv().Store.Group().CountGroupsByChannel(channelID, opts)
if err != nil {
return nil, 0, model.NewAppError("GetGroupsByChannel", "app.select_error", nil, err.Error(), http.StatusInternalServerError)
}
return groups, int(count), nil
}
// GetGroupsByTeam returns the paged list and the total count of group associated to the given team.
func (a *App) GetGroupsByTeam(teamID string, opts model.GroupSearchOpts) ([]*model.GroupWithSchemeAdmin, int, *model.AppError) {
groups, err := a.Srv().Store.Group().GetGroupsByTeam(teamID, opts)
if err != nil {
return nil, 0, model.NewAppError("GetGroupsByTeam", "app.select_error", nil, err.Error(), http.StatusInternalServerError)
}
count, err := a.Srv().Store.Group().CountGroupsByTeam(teamID, opts)
if err != nil {
return nil, 0, model.NewAppError("GetGroupsByTeam", "app.select_error", nil, err.Error(), http.StatusInternalServerError)
}
return groups, int(count), nil
}
func (a *App) GetGroupsAssociatedToChannelsByTeam(teamID string, opts model.GroupSearchOpts) (map[string][]*model.GroupWithSchemeAdmin, *model.AppError) {
groupsAssociatedByChannelId, err := a.Srv().Store.Group().GetGroupsAssociatedToChannelsByTeam(teamID, opts)
if err != nil {
return nil, model.NewAppError("GetGroupsAssociatedToChannelsByTeam", "app.select_error", nil, err.Error(), http.StatusInternalServerError)
}
return groupsAssociatedByChannelId, nil
}
func (a *App) GetGroups(page, perPage int, opts model.GroupSearchOpts) ([]*model.Group, *model.AppError) {
groups, err := a.Srv().Store.Group().GetGroups(page, perPage, opts)
if err != nil {
return nil, model.NewAppError("GetGroups", "app.select_error", nil, err.Error(), http.StatusInternalServerError)
}
return groups, nil
}
// TeamMembersMinusGroupMembers returns the set of users on the given team minus the set of users in the given
// groups.
//
// The result can be used, for example, to determine the set of users who would be removed from a team if the team
// were group-constrained with the given groups.
func (a *App) TeamMembersMinusGroupMembers(teamID string, groupIDs []string, page, perPage int) ([]*model.UserWithGroups, int64, *model.AppError) {
users, err := a.Srv().Store.Group().TeamMembersMinusGroupMembers(teamID, groupIDs, page, perPage)
if err != nil {
return nil, 0, model.NewAppError("TeamMembersMinusGroupMembers", "app.select_error", nil, err.Error(), http.StatusInternalServerError)
}
// parse all group ids of all users
allUsersGroupIDMap := map[string]bool{}
for _, user := range users {
for _, groupID := range user.GetGroupIDs() {
allUsersGroupIDMap[groupID] = true
}
}
// create a slice of distinct group ids
var allUsersGroupIDSlice []string
for key := range allUsersGroupIDMap {
allUsersGroupIDSlice = append(allUsersGroupIDSlice, key)
}
// retrieve groups from DB
groups, appErr := a.GetGroupsByIDs(allUsersGroupIDSlice)
if appErr != nil {
return nil, 0, appErr
}
// map groups by id
groupMap := map[string]*model.Group{}
for _, group := range groups {
groupMap[group.Id] = group
}
// populate each instance's groups field
for _, user := range users {
user.Groups = []*model.Group{}
for _, groupID := range user.GetGroupIDs() {
group, ok := groupMap[groupID]
if ok {
user.Groups = append(user.Groups, group)
}
}
}
totalCount, err := a.Srv().Store.Group().CountTeamMembersMinusGroupMembers(teamID, groupIDs)
if err != nil {
return nil, 0, model.NewAppError("TeamMembersMinusGroupMembers", "app.select_error", nil, err.Error(), http.StatusInternalServerError)
}
return users, totalCount, nil
}
func (a *App) GetGroupsByIDs(groupIDs []string) ([]*model.Group, *model.AppError) {
groups, err := a.Srv().Store.Group().GetByIDs(groupIDs)
if err != nil {
return nil, model.NewAppError("GetGroupsByIDs", "app.select_error", nil, err.Error(), http.StatusInternalServerError)
}
return groups, nil
}
// ChannelMembersMinusGroupMembers returns the set of users in the given channel minus the set of users in the given
// groups.
//
// The result can be used, for example, to determine the set of users who would be removed from a channel if the
// channel were group-constrained with the given groups.
func (a *App) ChannelMembersMinusGroupMembers(channelID string, groupIDs []string, page, perPage int) ([]*model.UserWithGroups, int64, *model.AppError) {
users, err := a.Srv().Store.Group().ChannelMembersMinusGroupMembers(channelID, groupIDs, page, perPage)
if err != nil {
return nil, 0, model.NewAppError("ChannelMembersMinusGroupMembers", "app.select_error", nil, err.Error(), http.StatusInternalServerError)
}
// parse all group ids of all users
allUsersGroupIDMap := map[string]bool{}
for _, user := range users {
for _, groupID := range user.GetGroupIDs() {
allUsersGroupIDMap[groupID] = true
}
}
// create a slice of distinct group ids
var allUsersGroupIDSlice []string
for key := range allUsersGroupIDMap {
allUsersGroupIDSlice = append(allUsersGroupIDSlice, key)
}
// retrieve groups from DB
groups, appErr := a.GetGroupsByIDs(allUsersGroupIDSlice)
if appErr != nil {
return nil, 0, appErr
}
// map groups by id
groupMap := map[string]*model.Group{}
for _, group := range groups {
groupMap[group.Id] = group
}
// populate each instance's groups field
for _, user := range users {
user.Groups = []*model.Group{}
for _, groupID := range user.GetGroupIDs() {
group, ok := groupMap[groupID]
if ok {
user.Groups = append(user.Groups, group)
}
}
}
totalCount, err := a.Srv().Store.Group().CountChannelMembersMinusGroupMembers(channelID, groupIDs)
if err != nil {
return nil, 0, model.NewAppError("ChannelMembersMinusGroupMembers", "app.select_error", nil, err.Error(), http.StatusInternalServerError)
}
return users, totalCount, nil
}
// UserIsInAdminRoleGroup returns true at least one of the user's groups are configured to set the members as
// admins in the given syncable.
func (a *App) UserIsInAdminRoleGroup(userID, syncableID string, syncableType model.GroupSyncableType) (bool, *model.AppError) {
groupIDs, err := a.Srv().Store.Group().AdminRoleGroupsForSyncableMember(userID, syncableID, syncableType)
if err != nil {
return false, model.NewAppError("UserIsInAdminRoleGroup", "app.select_error", nil, err.Error(), http.StatusInternalServerError)
}
if len(groupIDs) == 0 {
return false, nil
}
return true, nil
}