refactored roles methods to match ruby conventions

app/controllers/api/admins_controller.rb

@@ -34,7 +34,7 @@ class API::AdminsController < API::ApiController
 
   def destroy
     @admin = User.admins.find(params[:id])
-    if current_user.is_admin? and  @admin != current_user
+    if current_user.admin? and  @admin != current_user
       @admin.destroy
       head :no_content
     else

app/controllers/api/availabilities_controller.rb

@@ -139,14 +139,14 @@ class API::AvailabilitiesController < API::ApiController
             else
               current_user
             end
-    @current_user_role = current_user.is_admin? ? 'admin' : 'user'
+    @current_user_role = current_user.admin? ? 'admin' : 'user'
     @machine = Machine.friendly.find(params[:machine_id])
     @slots = []
     @reservations = Reservation.where('reservable_type = ? and reservable_id = ?', @machine.class.to_s, @machine.id)
                                .includes(:slots, user: [:profile])
                                .references(:slots, :user)
                                .where('slots.start_at > ?', Time.now)
-    if @user.is_admin?
+    if @user.admin?
       @availabilities = @machine.availabilities.includes(:tags)
                             .where("end_at > ? AND available_type = 'machines'", Time.now)
                             .where(lock: false)
@@ -201,7 +201,7 @@ class API::AvailabilitiesController < API::ApiController
 
     # who made the request?
     # 1) an admin (he can see all future availabilities)
-    if current_user.is_admin?
+    if current_user.admin?
       @availabilities = @availabilities.includes(:tags, :slots, trainings: [:machines])
                             .where('availabilities.start_at > ?', Time.now)
                             .where(lock: false)
@@ -227,13 +227,13 @@ class API::AvailabilitiesController < API::ApiController
             else
               current_user
             end
-    @current_user_role = current_user.is_admin? ? 'admin' : 'user'
+    @current_user_role = current_user.admin? ? 'admin' : 'user'
     @space = Space.friendly.find(params[:space_id])
     @slots = []
     @reservations = Reservation.where('reservable_type = ? and reservable_id = ?', @space.class.to_s, @space.id)
                         .includes(:slots, user: [:profile]).references(:slots, :user)
                         .where('slots.start_at > ?', Time.now)
-    if current_user.is_admin?
+    if current_user.admin?
       @availabilities = @space.availabilities.includes(:tags)
                             .where("end_at > ? AND available_type = 'space'", Time.now)
                             .where(lock: false)

app/controllers/api/coupons_controller.rb

@@ -24,7 +24,7 @@ class API::CouponsController < API::ApiController
     if @coupon.nil?
       render json: {status: 'rejected'}, status: :not_found
     else
-      if !current_user.is_admin?
+      if !current_user.admin?
         _user_id = current_user.id
       else
         _user_id = params[:user_id]

app/controllers/api/events_controller.rb

@@ -11,7 +11,7 @@ class API::EventsController < API::ApiController
     @events = @events.joins(:event_themes).where('event_themes.id = :theme', theme: params[:theme_id]) if params[:theme_id]
     @events = @events.where('age_range_id = :age_range', age_range: params[:age_range_id]) if params[:age_range_id]
 
-    if current_user and current_user.is_admin?
+    if current_user and current_user.admin?
       case params[:scope]
         when 'future'
           @events = @events.where('availabilities.start_at >= ?', Time.now).order('availabilities.start_at DESC')

app/controllers/api/groups_controller.rb

@@ -2,7 +2,7 @@ class API::GroupsController < API::ApiController
   before_action :authenticate_user!, except: :index
 
   def index
-    if current_user and current_user.is_admin?
+    if current_user and current_user.admin?
       @groups = Group.all
     else
       @groups = Group.where.not(slug: 'admins')

app/controllers/api/members_controller.rb

@@ -43,7 +43,7 @@ class API::MembersController < API::ApiController
 
 
     # if the user is created by an admin and the authentication is made through an SSO, generate a migration token
-    if current_user.is_admin? and AuthProvider.active.providable_type != DatabaseProvider.name
+    if current_user.admin? and AuthProvider.active.providable_type != DatabaseProvider.name
       @member.generate_auth_migration_token
     end
 
@@ -226,7 +226,7 @@ class API::MembersController < API::ApiController
                    .where("users.is_active = 'true' AND roles.name = 'member'")
                    .where("lower(f_unaccent(profiles.first_name)) ~ regexp_replace(:search, E'\\\\s+', '|') OR lower(f_unaccent(profiles.last_name)) ~ regexp_replace(:search, E'\\\\s+', '|')", search: params[:query].downcase)
 
-    if current_user.is_member?
+    if current_user.member?
       # non-admin can only retrieve users with "public profiles"
       @members = @members.where("users.is_allow_contact = 'true'")
     else
@@ -266,7 +266,7 @@ class API::MembersController < API::ApiController
                                                         organization_attributes: [:id, :name,
                                                                                   address_attributes: %i[id address]]])
 
-    elsif current_user.is_admin?
+    elsif current_user.admin?
       params.require(:user).permit(:username, :email, :password, :password_confirmation,
                                    :is_allow_contact, :is_allow_newsletter, :group_id,
                                    training_ids: [], tag_ids: [],

app/controllers/api/prices_controller.rb

@@ -44,7 +44,7 @@ class API::PricesController < API::ApiController
       @amount = {elements: nil, total: 0, before_coupon: 0}
     else
       _reservable = _price_params[:reservable_type].constantize.find(_price_params[:reservable_id])
-      @amount = Price.compute(current_user.is_admin?, _user, _reservable, _price_params[:slots_attributes] || [], _price_params[:plan_id], _price_params[:nb_reserve_places], _price_params[:tickets_attributes], coupon_params[:coupon_code])
+      @amount = Price.compute(current_user.admin?, _user, _reservable, _price_params[:slots_attributes] || [], _price_params[:plan_id], _price_params[:nb_reserve_places], _price_params[:tickets_attributes], coupon_params[:coupon_code])
     end
 
 

app/controllers/api/reservations_controller.rb

@@ -5,10 +5,10 @@ class API::ReservationsController < API::ApiController
 
   def index
     if params[:reservable_id] && params[:reservable_type] && params[:user_id]
-      params[:user_id] = current_user.id unless current_user.is_admin?
+      params[:user_id] = current_user.id unless current_user.admin?
 
       @reservations = Reservation.where(params.permit(:reservable_id, :reservable_type, :user_id))
-    elsif params[:reservable_id] && params[:reservable_type] && current_user.is_admin?
+    elsif params[:reservable_id] && params[:reservable_type] && current_user.admin?
       @reservations = Reservation.where(params.permit(:reservable_id, :reservable_type))
     else
       @reservations = []
@@ -18,8 +18,8 @@ class API::ReservationsController < API::ApiController
   def show; end
 
   def create
-    method = current_user.is_admin? ? :local : :stripe
+    method = current_user.admin? ? :local : :stripe
-    user_id = current_user.is_admin? ? reservation_params[:user_id] : current_user.id
+    user_id = current_user.admin? ? reservation_params[:user_id] : current_user.id
 
     @reservation = Reservation.new(reservation_params)
     is_reserve = Reservations::Reserve.new(user_id)

app/controllers/api/subscriptions_controller.rb

@@ -12,8 +12,8 @@ class API::SubscriptionsController < API::ApiController
     if fablab_plans_deactivated?
       head 403
     else
-      method = current_user.is_admin? ? :local : :stripe
+      method = current_user.admin? ? :local : :stripe
-      user_id = current_user.is_admin? ? subscription_params[:user_id] : current_user.id
+      user_id = current_user.admin? ? subscription_params[:user_id] : current_user.id
 
       @subscription = Subscription.new(subscription_params)
       is_subscribe = Subscriptions::Subscribe.new(user_id)

app/controllers/api/trainings_pricings_controller.rb

@@ -6,7 +6,7 @@ class API::TrainingsPricingsController < API::ApiController
   end
 
   def update
-    if current_user.is_admin?
+    if current_user.admin?
       @trainings_pricing = TrainingsPricing.find(params[:id])
       _trainings_pricing_params = trainings_pricing_params
       _trainings_pricing_params[:amount] = _trainings_pricing_params[:amount] * 100

app/controllers/api/users_controller.rb

@@ -2,7 +2,7 @@ class API::UsersController < API::ApiController
   before_action :authenticate_user!
 
   def index
-    if current_user.is_admin? && params[:role] == 'partner'
+    if current_user.admin? && params[:role] == 'partner'
       @users = User.with_role(:partner).includes(:profile)
     else
       head 403
@@ -10,7 +10,7 @@ class API::UsersController < API::ApiController
   end
 
   def create
-    if current_user.is_admin?
+    if current_user.admin?
       generated_password = Devise.friendly_token.first(8)
       @user = User.new(email: partner_params[:email],
                        username: "#{partner_params[:first_name]}#{partner_params[:last_name]}",

app/models/user.rb

@@ -1,8 +1,12 @@
+# frozen_string_literal: true
+
+# User is a physical or moral person with its authentication parameters
+# It is linked to the Profile model with hold informations about this person (like address, name, etc.)
 class User < ActiveRecord::Base
   include NotifyWith::NotificationReceiver
   include NotifyWith::NotificationAttachedObject
   # Include default devise modules. Others available are:
-  # :confirmable, :lockable, :timeoutable and :omniauthable
+  # :lockable, :timeoutable and :omniauthable
   devise :database_authenticatable, :registerable, :recoverable, :rememberable, :trackable, :validatable,
          :confirmable, :async
   rolify
@@ -73,7 +77,7 @@ class User < ActiveRecord::Base
   scope :without_subscription, -> { includes(:subscriptions).where(subscriptions: { user_id: nil }) }
   scope :with_subscription, -> { joins(:subscriptions) }
 
-  def to_json(options = {})
+  def to_json(*)
     ApplicationController.new.view_context.render(
       partial: 'api/members/member',
       locals: { member: self },
@@ -87,7 +91,7 @@ class User < ActiveRecord::Base
   end
 
   def training_machine?(machine)
-    return true if is_admin?
+    return true if admin?
 
     trainings.map(&:machines).flatten.uniq.include?(machine)
   end
@@ -106,11 +110,11 @@ class User < ActiveRecord::Base
     subscriptions.order(:created_at).last
   end
 
-  def is_admin?
+  def admin?
     has_role? :admin
   end
 
-  def is_member?
+  def member?
     has_role? :member
   end
 
@@ -285,7 +289,6 @@ class User < ActiveRecord::Base
     false
   end
 
-
   private
 
   def assign_default_role
@@ -340,5 +343,4 @@ class User < ActiveRecord::Base
                             receiver: self,
                             attached_object: self
   end
-
 end

app/policies/admin_policy.rb

@@ -1,9 +1,9 @@
 class AdminPolicy < ApplicationPolicy
   def index?
-    user.is_admin?
+    user.admin?
   end
 
   def create?
-    user.is_admin?
+    user.admin?
   end
 end

app/policies/age_range_policy.rb

@@ -1,7 +1,7 @@
 class AgeRangePolicy < ApplicationPolicy
   %w(create update destroy show).each do |action|
     define_method "#{action}?" do
-      user.is_admin?
+      user.admin?
     end
   end
 end

app/policies/auth_provider_policy.rb

@@ -8,7 +8,7 @@ class AuthProviderPolicy < ApplicationPolicy
 
   %w(index? show? create? update? destroy? mapping_fields?).each do |action|
     define_method action do
-      user.is_admin?
+      user.admin?
     end
   end
 

app/policies/availability_policy.rb

@@ -1,7 +1,7 @@
 class AvailabilityPolicy < ApplicationPolicy
   %w(index? show? create? update? destroy? reservations? export? lock?).each do |action|
     define_method action do
-      user.is_admin?
+      user.admin?
     end
   end
 end

app/policies/category_policy.rb

@@ -1,7 +1,7 @@
 class CategoryPolicy < ApplicationPolicy
   %w(create update destroy show).each do |action|
     define_method "#{action}?" do
-      user.is_admin?
+      user.admin?
     end
   end
 end

app/policies/component_policy.rb

@@ -1,6 +1,6 @@
 class ComponentPolicy < ApplicationPolicy
   def create?
-    user.is_admin?
+    user.admin?
   end
 
   def update?

app/policies/coupon_policy.rb

@@ -1,7 +1,7 @@
 class CouponPolicy < ApplicationPolicy
   %w(index show create update destroy send_to).each do |action|
     define_method "#{action}?" do
-      user.is_admin?
+      user.admin?
     end
   end
 end

app/policies/credit_policy.rb

@@ -1,6 +1,6 @@
 class CreditPolicy < ApplicationPolicy
   def index?
-    user.is_admin?
+    user.admin?
   end
 
   def create?

app/policies/custom_asset_policy.rb

@@ -1,11 +1,11 @@
 class CustomAssetPolicy < ApplicationPolicy
 
   def create?
-    user.is_admin?
+    user.admin?
   end
 
   def update?
-    user.is_admin?
+    user.admin?
   end
 
 end

app/policies/event_policy.rb

@@ -1,7 +1,7 @@
 class EventPolicy < ApplicationPolicy
   class Scope < Scope
     def resolve
-      if user.nil? or (user and !user.is_admin?)
+      if user.nil? or (user and !user.admin?)
         scope.includes(:event_image, :event_files, :availability, :category)
              .where('availabilities.start_at >= ?', Time.now)
              .order('availabilities.start_at ASC')
@@ -14,7 +14,7 @@ class EventPolicy < ApplicationPolicy
   end
 
   def create?
-    user.is_admin?
+    user.admin?
   end
 
   def update?

app/policies/event_theme_policy.rb

@@ -1,7 +1,7 @@
 class EventThemePolicy < ApplicationPolicy
   %w(create update destroy show).each do |action|
     define_method "#{action}?" do
-      user.is_admin?
+      user.admin?
     end
   end
 end

app/policies/export_policy.rb

@@ -1,7 +1,7 @@
 class ExportPolicy < Struct.new(:user, :export)
   %w(export_reservations export_members export_subscriptions export_availabilities download status).each do |action|
     define_method "#{action}?" do
-      user.is_admin?
+      user.admin?
     end
   end
 end

app/policies/group_policy.rb

@@ -1,13 +1,13 @@
 class GroupPolicy < ApplicationPolicy
   def create?
-    user.is_admin?
+    user.admin?
   end
 
   def update?
-    user.is_admin?
+    user.admin?
   end
 
   def destroy?
-    user.is_admin? and record.destroyable?
+    user.admin? and record.destroyable?
   end
 end

app/policies/invoice_policy.rb

@@ -1,17 +1,17 @@
 class InvoicePolicy < ApplicationPolicy
   def index?
-    user.is_admin?
+    user.admin?
   end
 
   def download?
-    user.is_admin? or (record.user_id == user.id)
+    user.admin? or (record.user_id == user.id)
   end
 
   def create?
-    user.is_admin?
+    user.admin?
   end
 
   def list?
-    user.is_admin?
+    user.admin?
   end
 end

app/policies/licence_policy.rb

@@ -1,6 +1,6 @@
 class LicencePolicy < ApplicationPolicy
   def create?
-    user.is_admin?
+    user.admin?
   end
 
   def update?

app/policies/machine_policy.rb

@@ -1,13 +1,13 @@
 class MachinePolicy < ApplicationPolicy
   def create?
-    user.is_admin?
+    user.admin?
   end
 
   def update?
-    user.is_admin?
+    user.admin?
   end
 
   def destroy?
-    user.is_admin? and record.destroyable?
+    user.admin? and record.destroyable?
   end
 end

app/policies/partner_plan_policy.rb

@@ -1,17 +1,17 @@
 class PartnerPlanPolicy < ApplicationPolicy
   def index?
-    user.is_admin?
+    user.admin?
   end
 
   def create?
-    user.is_admin?
+    user.admin?
   end
 
   def update?
-    user.is_admin?
+    user.admin?
   end
 
   def destroy?
-    user.is_admin? and record.destroyable?
+    user.admin? and record.destroyable?
   end
 end

app/policies/plan_policy.rb

@@ -1,13 +1,13 @@
 class PlanPolicy < ApplicationPolicy
   def create?
-    user.is_admin?
+    user.admin?
   end
 
   def update?
-    user.is_admin?
+    user.admin?
   end
 
   def destroy?
-    user.is_admin? and record.destroyable?
+    user.admin? and record.destroyable?
   end
 end

app/policies/price_category_policy.rb

@@ -1,7 +1,7 @@
 class PriceCategoryPolicy < ApplicationPolicy
   %w(show create update destroy).each do |action|
     define_method "#{action}?" do
-      user.is_admin?
+      user.admin?
     end
   end
 end

app/policies/price_policy.rb

@@ -1,9 +1,9 @@
 class PricePolicy < ApplicationPolicy
   def index?
-    user.is_admin?
+    user.admin?
   end
 
   def update?
-    user.is_admin?
+    user.admin?
   end
 end

app/policies/pricing_policy.rb

@@ -1,5 +1,5 @@
 class PricingPolicy < ApplicationPolicy
   def update?
-    user.is_admin?
+    user.admin?
   end
 end

app/policies/project_policy.rb

@@ -15,10 +15,10 @@ class ProjectPolicy < ApplicationPolicy
   end
 
   def update?
-    user.is_admin? or record.author == user or record.users.include?(user)
+    user.admin? or record.author == user or record.users.include?(user)
   end
 
   def destroy?
-    user.is_admin? or record.author == user
+    user.admin? or record.author == user
   end
 end

app/policies/reservation_policy.rb

@@ -1,5 +1,5 @@
 class ReservationPolicy < ApplicationPolicy
   def update?
-    user.is_admin? or record.user == user
+    user.admin? or record.user == user
   end
 end

app/policies/setting_policy.rb

@@ -1,7 +1,7 @@
 class SettingPolicy < ApplicationPolicy
   %w(update).each do |action|
     define_method "#{action}?" do
-      user.is_admin?
+      user.admin?
     end
   end
 end

app/policies/slot_policy.rb

@@ -5,11 +5,11 @@ class SlotPolicy < ApplicationPolicy
     enabled = (Setting.find_by( name: 'booking_move_enable').value == 'true')
 
     # these condition does not apply to admins
-    user.is_admin? or
+    user.admin? or
         (record.reservation.user == user and enabled and ((record.start_at - Time.now).to_i / 3600 >= delay))
   end
 
   def cancel?
-    user.is_admin? or record.reservation.user == user
+    user.admin? or record.reservation.user == user
   end
 end

app/policies/space_policy.rb

@@ -1,13 +1,13 @@
 class SpacePolicy < ApplicationPolicy
   def create?
-    user.is_admin?
+    user.admin?
   end
 
   def update?
-    user.is_admin?
+    user.admin?
   end
 
   def destroy?
-    user.is_admin? and record.destroyable?
+    user.admin? and record.destroyable?
   end
 end

app/policies/statistic_policy.rb

@@ -2,7 +2,7 @@ class StatisticPolicy < ApplicationPolicy
   %w(index account event machine project subscription training user space scroll export_subscription export_machine
      export_training export_event export_account export_project export_space export_global).each do |action|
     define_method "#{action}?" do
-      user.is_admin?
+      user.admin?
     end
   end
 end

app/policies/subscription_policy.rb

@@ -1,9 +1,9 @@
 class SubscriptionPolicy < ApplicationPolicy
   def show?
-    user.is_admin? or record.user_id == user.id
+    user.admin? or record.user_id == user.id
   end
 
   def update?
-    user.is_admin?
+    user.admin?
   end
 end

app/policies/tag_policy.rb

@@ -1,6 +1,6 @@
 class TagPolicy < ApplicationPolicy
   def create?
-    user.is_admin?
+    user.admin?
   end
 
   def update?

app/policies/theme_policy.rb

@@ -1,6 +1,6 @@
 class ThemePolicy < ApplicationPolicy
   def create?
-    user.is_admin?
+    user.admin?
   end
 
   def update?

app/policies/training_policy.rb

@@ -7,15 +7,15 @@ class TrainingPolicy < ApplicationPolicy
 
   %w(create update).each do |action|
     define_method "#{action}?" do
-      user.is_admin?
+      user.admin?
     end
   end
 
   def destroy?
-    user.is_admin? and record.destroyable?
+    user.admin? and record.destroyable?
   end
 
   def availabilities?
-    user.is_admin?
+    user.admin?
   end
 end

app/policies/user_policy.rb

@@ -1,7 +1,7 @@
 class UserPolicy < ApplicationPolicy
   class Scope < Scope
     def resolve
-      if user.is_admin?
+      if user.admin?
         scope.includes(:group, :training_credits, :machine_credits, :subscriptions => [:plan => [:credits]], :profile => [:user_avatar]).joins(:roles).where("users.is_active = 'true' AND roles.name = 'member'").order('users.created_at desc')
       else
         scope.includes(:profile => [:user_avatar]).joins(:roles).where("users.is_active = 'true' AND roles.name = 'member'").where(is_allow_contact: true).order('users.created_at desc')
@@ -10,11 +10,11 @@ class UserPolicy < ApplicationPolicy
   end
 
   def show?
-    user.is_admin? or (record.is_allow_contact and record.is_member?) or (user.id == record.id)
+    user.admin? or (record.is_allow_contact and record.member?) or (user.id == record.id)
   end
 
   def update?
-    user.is_admin? or (user.id == record.id)
+    user.admin? or (user.id == record.id)
   end
 
   def destroy?
@@ -27,7 +27,7 @@ class UserPolicy < ApplicationPolicy
 
   %w(list create mapping).each do |action|
     define_method "#{action}?" do
-      user.is_admin?
+      user.admin?
     end
   end
 end

app/policies/version_policy.rb

@@ -1,5 +1,5 @@
 class VersionPolicy < ApplicationPolicy
   def show?
-    user.is_admin?
+    user.admin?
   end
 end

app/policies/wallet_policy.rb

@@ -1,13 +1,13 @@
 class WalletPolicy < ApplicationPolicy
   def by_user?
-    user.is_admin? or user == record.user
+    user.admin? or user == record.user
   end
 
   def transactions?
-    user.is_admin? or user == record.user
+    user.admin? or user == record.user
   end
 
   def credit?
-    user.is_admin?
+    user.admin?
   end
 end

app/views/api/age_ranges/index.json.jbuilder

@@ -1,4 +1,4 @@
-user_is_admin = (current_user and current_user.is_admin?)
+user_is_admin = (current_user and current_user.admin?)
 
 json.array!(@age_ranges) do |ar|
   json.extract! ar, :id, :name

app/views/api/categories/index.json.jbuilder

@@ -1,4 +1,4 @@
-user_is_admin = (current_user and current_user.is_admin?)
+user_is_admin = (current_user and current_user.admin?)
 
 json.array!(@categories) do |category|
   json.extract! category, :id, :name

app/views/api/event_themes/index.json.jbuilder

@@ -1,4 +1,4 @@
-user_is_admin = (current_user and current_user.is_admin?)
+user_is_admin = (current_user and current_user.admin?)
 
 json.array!(@event_themes) do |theme|
   json.extract! theme, :id, :name

app/views/api/members/index.json.jbuilder

@@ -1,4 +1,4 @@
-user_is_admin = (current_user and current_user.is_admin?)
+user_is_admin = (current_user and current_user.admin?)
 max_members = @query.except(:offset, :limit, :order).count
 
 json.array!(@members) do |member|

app/views/api/price_categories/index.json.jbuilder

@@ -1,4 +1,4 @@
-user_is_admin = (current_user and current_user.is_admin?)
+user_is_admin = (current_user and current_user.admin?)
 
 json.array!(@price_categories) do |category|
   json.extract! category, :id, :name, :conditions

app/views/api/trainings/index.json.jbuilder

@@ -1,4 +1,4 @@
-role = (current_user and current_user.is_admin?) ? 'admin' : 'user'
+role = (current_user and current_user.admin?) ? 'admin' : 'user'
 
 json.array!(@trainings) do |training|
   json.extract! training, :id, :name, :description, :machine_ids, :nb_total_places, :slug, :disabled

app/workers/availabilities_export_worker.rb

@@ -4,7 +4,7 @@ class AvailabilitiesExportWorker
   def perform(export_id)
     export = Export.find(export_id)
 
-    unless export.user.is_admin?
+    unless export.user.admin?
       raise SecurityError, 'Not allowed to export'
     end
 

app/workers/statistics_export_worker.rb

@@ -4,7 +4,7 @@ class StatisticsExportWorker
   def perform(export_id)
     export = Export.find(export_id)
 
-    unless export.user.is_admin?
+    unless export.user.admin?
       raise SecurityError, 'Not allowed to export'
     end
 

app/workers/users_export_worker.rb

@@ -4,7 +4,7 @@ class UsersExportWorker
   def perform(export_id)
     export = Export.find(export_id)
 
-    unless export.user.is_admin?
+    unless export.user.admin?
       raise SecurityError, 'Not allowed to export'
     end
 

config/routes.rb

@@ -176,7 +176,7 @@ Rails.application.routes.draw do
 
   match '/project_collaborator/:valid_token', to: 'api/projects#collaborator_valid', via: :get
 
-  authenticate :user, lambda { |u| u.is_admin? } do
+  authenticate :user, lambda { |u| u.admin? } do
     mount Sidekiq::Web => '/admin/sidekiq'
   end
 

lib/tasks/fablab/fix.rake

@@ -51,7 +51,7 @@ namespace :fablab do
     task migrate_admins_group: :environment do
       admins = Group.find_by(slug: 'admins')
       User.all.each do |user|
-        if user.is_admin?
+        if user.admin?
           user.group = admins
           user.save!
         end