Fix RuboCop offenses

.travis.yml

@@ -1,6 +1,7 @@
 ---
 before_install: gem update bundler
 before_script: bundle exec rake db:create db:schema:load
+after_script: bundle exec rubocop -R
 bundler_args: --without assets:development:production
 language: ruby
 rvm:

app/controllers/addresses_controller.rb

@@ -3,10 +3,10 @@ class AddressesController < ApplicationController
 
   def show
     @address = Address.geocode("#{params[:address]}, #{params[:city_state]}")
-    unless @address.blank?
-      respond_with @address
+    if @address.blank?
+      render(json: {errors: {address: [t('errors.not_found', thing: t('defaults.address'))]}}, status: 404)
     else
-      render(json: {errors: {address: [t("errors.not_found", thing: t("defaults.address"))]}}, status: 404)
+      respond_with @address
     end
   end
 end

app/controllers/application_controller.rb

@@ -2,8 +2,8 @@ class ApplicationController < ActionController::Base
   # Prevent CSRF attacks by raising an exception.
   # For APIs, you may want to use :null_session instead.
   protect_from_forgery with: :exception
-  before_filter :set_flash_from_params
-  before_filter :set_locale
+  before_action :set_flash_from_params
+  before_action :set_locale
 
 protected
 
@@ -16,8 +16,8 @@ def set_flash_from_params
   end
 
   def set_locale
-    available_languages = Dir.glob(Rails.root + "config/locales/??.yml").map do |file|
-      File.basename(file, ".yml")
+    available_languages = Dir.glob(Rails.root + 'config/locales/??.yml').collect do |file|
+      File.basename(file, '.yml')
     end
     I18n.locale = http_accept_language.compatible_language_from(available_languages) || I18n.default_locale
   end

app/controllers/info_window_controller.rb

@@ -3,15 +3,15 @@ def index
     @thing = Thing.find_by_id(params[:thing_id])
     if @thing.adopted?
       if user_signed_in? && current_user == @thing.user
-        render("users/thank_you")
+        render('users/thank_you')
       else
-        render("users/profile")
+        render('users/profile')
       end
     else
       if user_signed_in?
-        render("things/adopt")
+        render('things/adopt')
       else
-        render("users/sign_in")
+        render('users/sign_in')
       end
     end
   end

app/controllers/passwords_controller.rb

@@ -12,7 +12,7 @@ def create
   def edit
     self.resource = resource_class.new
     resource.reset_password_token = params[:reset_password_token]
-    render("edit", layout: "info_window")
+    render('edit', layout: 'info_window')
   end
 
   def update
@@ -22,7 +22,7 @@ def update
       resource.unlock_access! if unlockable?(resource)
       sign_in(resource_name, resource)
     end
-    redirect_to(controller: "main", action: "index")
+    redirect_to(controller: 'main', action: 'index')
   end
 
 private

app/controllers/sessions_controller.rb

@@ -1,5 +1,5 @@
 class SessionsController < Devise::SessionsController
-  skip_before_filter :verify_authenticity_token, only: [:destroy]
+  skip_before_action :verify_authenticity_token, only: [:destroy]
 
   def new
     redirect_to(root_path)
@@ -12,7 +12,7 @@ def create
       yield resource if block_given?
       render(json: resource)
     else
-      render(json: {errors: {password: [t("errors.password")]}}, status: 401)
+      render(json: {errors: {password: [t('errors.password')]}}, status: 401)
     end
   end
 

app/controllers/things_controller.rb

@@ -3,10 +3,10 @@ class ThingsController < ApplicationController
 
   def show
     @things = Thing.find_closest(params[:lat], params[:lng], params[:limit] || 10)
-    unless @things.blank?
-      respond_with @things
+    if @things.blank?
+      render(json: {errors: {address: [t('errors.not_found', thing: t('defaults.thing'))]}}, status: 404)
     else
-      render(json: {errors: {address: [t("errors.not_found", thing: t("defaults.thing"))]}}, status: 404)
+      respond_with @things
     end
   end
 
@@ -19,7 +19,7 @@ def update
     end
   end
 
-  private
+private
 
   def thing_params
     params.require(:thing).permit(:name, :user_id)

app/controllers/users_controller.rb

@@ -1,16 +1,15 @@
 class UsersController < Devise::RegistrationsController
   def edit
-    render("sidebar/edit_profile", layout: "sidebar")
+    render('sidebar/edit_profile', layout: 'sidebar')
   end
 
   def update
     self.resource = resource_class.to_adapter.get!(send(:"current_#{resource_name}").to_key)
-    prev_unconfirmed_email = resource.unconfirmed_email if resource.respond_to?(:unconfirmed_email)
     if update_resource(resource, account_update_params)
       yield resource if block_given?
       sign_in(resource_name, resource, bypass: true)
-      flash[:notice] = "Profile updated!"
-      redirect_to(controller: "sidebar", action: "search")
+      flash[:notice] = 'Profile updated!'
+      redirect_to(controller: 'sidebar', action: 'search')
     else
       clean_up_passwords(resource)
       render(json: {errors: resource.errors}, status: 500)
@@ -38,5 +37,4 @@ def sign_up_params
   def account_update_params
     params.require(:user).permit(:address_1, :address_2, :city, :current_password, :email, :name, :organization, :password, :password_confirmation, :remember_me, :sms_number, :state, :voice_number, :zip)
   end
-
 end

app/helpers/application_helper.rb

@@ -1,5 +1,5 @@
 module ApplicationHelper
-  def us_states
+  def us_states # rubocop:disable MethodLength
     [
       ['Massachusetts', 'MA'],
       ['Alabama', 'AL'],

app/mailers/thing_mailer.rb

@@ -1,14 +1,9 @@
 class ThingMailer < ActionMailer::Base
-  default from: "adoptahydrant@cityofboston.gov"
+  default from: 'adoptahydrant@cityofboston.gov'
 
   def reminder(thing)
     @thing = thing
     @user = thing.user
-    mail(
-      {
-        to: thing.user.email,
-        subject: ["Remember to shovel", thing.name].compact.join(' '),
-      }
-    )
+    mail(to: thing.user.email, subject: ['Remember to shovel', thing.name].compact.join(' '))
   end
 end

app/models/address.rb

@@ -2,6 +2,6 @@ class Address
   include Geokit::Geocoders
 
   def self.geocode(address)
-    MultiGeocoder.geocode(address).ll.split(',').map{|s| s.to_f}
+    MultiGeocoder.geocode(address).ll.split(',').collect { |s| s.to_f }
   end
 end

app/models/reminder.rb

@@ -1,7 +1,9 @@
 class Reminder < ActiveRecord::Base
   include ActiveModel::ForbiddenAttributesProtection
-  validates_presence_of :from_user, :to_user, :thing
-  belongs_to :from_user, class_name: "User"
-  belongs_to :to_user, class_name: "User"
+  belongs_to :from_user, class_name: 'User'
   belongs_to :thing
+  belongs_to :to_user, class_name: 'User'
+  validates :from_user, presence: true
+  validates :thing, presence: true
+  validates :to_user, presence: true
 end

app/models/thing.rb

@@ -2,12 +2,13 @@
 
 class Thing < ActiveRecord::Base
   include ActiveModel::ForbiddenAttributesProtection
-  validates_uniqueness_of :city_id, allow_nil: true
-  validates_presence_of :lat, :lng
   belongs_to :user
   has_many :reminders
+  validates :city_id, uniqueness: true, allow_nil: true
+  validates :lat, presence: true
+  validates :lng, presence: true
 
-  def self.find_closest(lat, lng, limit=10)
+  def self.find_closest(lat, lng, limit = 10)
     query = <<-SQL
       SELECT *, (3959 * ACOS(COS(RADIANS(?)) * COS(RADIANS(lat)) * COS(RADIANS(lng) - RADIANS(?)) + SIN(RADIANS(?)) * SIN(RADIANS(lat)))) AS distance
       FROM things

app/models/user.rb

@@ -1,21 +1,19 @@
 class User < ActiveRecord::Base
   include ActiveModel::ForbiddenAttributesProtection
-  # Include default devise modules. Others available are:
-  # :token_authenticatable, :confirmable,
-  # :lockable, :timeoutable and :omniauthable
   devise :database_authenticatable, :registerable, :recoverable, :rememberable,
-    :trackable, :validatable
+         :trackable, :validatable
+  before_validation :remove_non_digits_from_phone_numbers
+  has_many :reminders_from, class_name: 'Reminder', foreign_key: 'from_user_id'
+  has_many :reminders_to, class_name: 'Reminder', foreign_key: 'to_user_id'
+  has_many :things
+  validates :name, presence: true
   validates_formatting_of :email, using: :email
   validates_formatting_of :sms_number, using: :us_phone, allow_blank: true
   validates_formatting_of :voice_number, using: :us_phone, allow_blank: true
   validates_formatting_of :zip, using: :us_zip, allow_blank: true
-  validates_presence_of :name
-  has_many :reminders_to, class_name: "Reminder", foreign_key: "to_user_id"
-  has_many :reminders_from, class_name: "Reminder", foreign_key: "from_user_id"
-  has_many :things
-  before_validation :remove_non_digits_from_phone_numbers
+
   def remove_non_digits_from_phone_numbers
-    self.sms_number = self.sms_number.to_s.gsub(/\D/, '').to_i if self.sms_number.present?
-    self.voice_number = self.voice_number.to_s.gsub(/\D/, '').to_i if self.voice_number.present?
+    self.sms_number = sms_number.to_s.gsub(/\D/, '').to_i if sms_number.present?
+    self.voice_number = voice_number.to_s.gsub(/\D/, '').to_i if voice_number.present?
   end
 end

config/boot.rb

@@ -1,4 +1,4 @@
 # Set up gems listed in the Gemfile.
 ENV['BUNDLE_GEMFILE'] ||= File.expand_path('../../Gemfile', __FILE__)
 
-require 'bundler/setup' if File.exists?(ENV['BUNDLE_GEMFILE'])
+require 'bundler/setup' if File.exist?(ENV['BUNDLE_GEMFILE'])

config/environments/production.rb

@@ -82,8 +82,8 @@
 end
 
 ActionMailer::Base.smtp_settings = {
-  address: "smtp.sendgrid.net",
-  port: "25",
+  address: 'smtp.sendgrid.net',
+  port: '25',
   authentication: :plain,
   user_name: ENV['SENDGRID_USERNAME'],
   password: ENV['SENDGRID_PASSWORD'],

config/environments/test.rb

@@ -14,7 +14,7 @@
 
   # Configure static asset server for tests with Cache-Control for performance.
   config.serve_static_assets  = true
-  config.static_cache_control = "public, max-age=3600"
+  config.static_cache_control = 'public, max-age=3600'
 
   # Show full error reports and disable caching.
   config.consider_all_requests_local       = true

config/initializers/devise.rb

@@ -41,12 +41,12 @@
   # Configure which authentication keys should be case-insensitive.
   # These keys will be downcased upon creating or modifying a user and when used
   # to authenticate or find a user. Default is :email.
-  config.case_insensitive_keys = [ :email ]
+  config.case_insensitive_keys = [:email]
 
   # Configure which authentication keys should have whitespace stripped.
   # These keys will have whitespace before and after removed upon creating or
   # modifying a user and when used to authenticate or find a user. Default is :email.
-  config.strip_whitespace_keys = [ :email ]
+  config.strip_whitespace_keys = [:email]
 
   # Tell if authentication through request.params is enabled. True by default.
   # It can be set to an array that will enable params authentication only for the
@@ -95,7 +95,7 @@
   config.stretches = Rails.env.test? ? 1 : 10
 
   # Setup a pepper to generate the encrypted password.
-  config.pepper = "d0ce05a602094357144e8d2ce90258904f8cb26fb943cefd6fe0b824752616a9254fadabed3a47ba5c0de66a359513768ab1ab233d9cfef893f376a9b5ebcf68"
+  config.pepper = 'd0ce05a602094357144e8d2ce90258904f8cb26fb943cefd6fe0b824752616a9254fadabed3a47ba5c0de66a359513768ab1ab233d9cfef893f376a9b5ebcf68'
 
   # ==> Configuration for :confirmable
   # A period that the user is allowed to access the website even without

config/initializers/rails_admin.rb

@@ -1,5 +1,5 @@
 RailsAdmin.config do |config|
   config.authenticate_with do
-    redirect_to(main_app.root_path, flash: {warning: "You must be signed-in as an administrator to access that page"}) unless signed_in? && current_user.admin?
+    redirect_to(main_app.root_path, flash: {warning: 'You must be signed-in as an administrator to access that page'}) unless signed_in? && current_user.admin?
   end
 end

config/initializers/secret_token.rb

@@ -8,7 +8,7 @@
 # You can use `rake secret` to generate a secure secret key.
 
 if Rails.env.production? && ENV['SECRET_TOKEN'].blank?
-  raise 'The SECRET_TOKEN environment variable is not set.\n
+  fail 'The SECRET_TOKEN environment variable is not set.\n
     To generate it, run "rake secret", then set it with "heroku config:set SECRET_TOKEN=the_token_you_generated"'
 end
 

db/migrate/00000000000002_add_devise_to_users.rb

@@ -3,7 +3,7 @@ def up
     change_table(:users) do |t|
       ## Database authenticatable
       # t.string :email,              null: false, default: ""
-      t.string :encrypted_password, null: false, default: ""
+      t.string :encrypted_password, null: false, default: ''
 
       ## Recoverable
       t.string   :reset_password_token
@@ -30,7 +30,6 @@ def up
       # t.string   :unlock_token # Only if unlock strategy is :email or :both
       # t.datetime :locked_at
 
-
       # Uncomment below if timestamps were not included in your original model.
       # t.timestamps
     end
@@ -44,6 +43,6 @@ def up
   def down
     # By default, we don't want to make any assumption about how to roll back a migration when your
     # model already existed. Please edit below which fields you would like to remove in this migration.
-    raise ActiveRecord::IrreversibleMigration
+    fail ActiveRecord::IrreversibleMigration
   end
 end

db/migrate/00000000000005_create_rails_admin_histories_table.rb

@@ -10,6 +10,6 @@ def change
       t.timestamps
     end
 
-    add_index(:rails_admin_histories, [:item, :table, :month, :year], name: 'index_rails_admin_histories' )
+    add_index(:rails_admin_histories, [:item, :table, :month, :year], name: 'index_rails_admin_histories')
   end
 end

test/controllers/addresses_controller_test.rb

@@ -2,19 +2,19 @@
 
 class AddressesControllerTest < ActionController::TestCase
   test 'should return latitude and longitude for a valid address' do
-    stub_request(:get, "http://maps.google.com/maps/api/geocode/json").
-      with(query: {address: "City Hall, Boston, MA", sensor: "false"}).
+    stub_request(:get, 'http://maps.google.com/maps/api/geocode/json').
+      with(query: {address: 'City Hall, Boston, MA', sensor: 'false'}).
       to_return(body: File.read(File.expand_path('../../fixtures/city_hall.json', __FILE__)))
-    get :show, address: 'City Hall', city_state: "Boston, MA", format: 'json'
+    get :show, address: 'City Hall', city_state: 'Boston, MA', format: 'json'
     assert_not_nil assigns :address
   end
 
   test 'should return an error for an invalid address' do
-    stub_request(:get, "http://maps.google.com/maps/api/geocode/json").
-      with(query: {address: ", ", sensor: "false"}).
+    stub_request(:get, 'http://maps.google.com/maps/api/geocode/json').
+      with(query: {address: ', ', sensor: 'false'}).
       to_return(body: File.read(File.expand_path('../../fixtures/unknown_address.json', __FILE__)))
-    stub_request(:get, "http://geocoder.us/service/csv/geocode").
-      with(query: {address: ", "}).
+    stub_request(:get, 'http://geocoder.us/service/csv/geocode').
+      with(query: {address: ', '}).
       to_return(body: File.read(File.expand_path('../../fixtures/unknown_address.json', __FILE__)))
     get :show, address: '', city_state: '', format: 'json'
     assert_response :missing

test/controllers/info_window_controller_test.rb

@@ -17,7 +17,7 @@ class InfoWindowControllerTest < ActionController::TestCase
     assert_template 'users/thank_you'
     assert_select 'h2', 'Thank you for adopting this hydrant!'
     assert_select 'form#abandon_form' do
-      assert_select '[action=?]', "/things"
+      assert_select '[action=?]', '/things'
       assert_select '[method=?]', 'post'
     end
     assert_select 'input[name="_method"]' do
@@ -48,7 +48,7 @@ class InfoWindowControllerTest < ActionController::TestCase
     assert_template :adopt
     assert_select 'h2', 'Adopt this Hydrant'
     assert_select 'form#adoption_form' do
-      assert_select '[action=?]', "/things"
+      assert_select '[action=?]', '/things'
       assert_select '[method=?]', 'post'
     end
     assert_select 'input[name="_method"]' do

test/controllers/main_controller_test.rb

@@ -4,7 +4,7 @@ class MainControllerTest < ActionController::TestCase
   include Devise::TestHelpers
 
   setup do
-    request.env["devise.mapping"] = Devise.mappings[:user]
+    request.env['devise.mapping'] = Devise.mappings[:user]
     @user = users(:erik)
   end