Improve code style

.rubocop.yml

@@ -0,0 +1,14 @@
+Rails:
+  Enabled: true
+
+Metrics/LineLength:
+  Enabled: false
+
+Style/PerlBackrefs:
+  AutoCorrect: false
+
+Style/ClassAndModuleChildren:
+  Enabled: false
+
+Documentation:
+  Enabled: false

app/channels/application_cable/channel.rb

@@ -1,4 +1,3 @@
-# Be sure to restart your server when you modify this file. Action Cable runs in a loop that does not support auto reloading.
 module ApplicationCable
   class Channel < ActionCable::Channel::Base
   end

app/channels/application_cable/connection.rb

@@ -1,4 +1,3 @@
-# Be sure to restart your server when you modify this file. Action Cable runs in a loop that does not support auto reloading.
 module ApplicationCable
   class Connection < ActionCable::Connection::Base
     identified_by :current_user

app/channels/timeline_channel.rb

@@ -1,4 +1,3 @@
-# Be sure to restart your server when you modify this file. Action Cable runs in a loop that does not support auto reloading.
 class TimelineChannel < ApplicationCable::Channel
   def subscribed
     stream_from "timeline:#{current_user.account_id}"

app/controllers/accounts_controller.rb

@@ -7,7 +7,7 @@ class AccountsController < ApplicationController
   def show
     respond_to do |format|
       format.html do
-        @statuses   = @account.statuses.order('id desc').with_includes.with_counters.paginate(page: params[:page], per_page: 10)
+        @statuses = @account.statuses.order('id desc').with_includes.with_counters.paginate(page: params[:page], per_page: 10)
 
         if user_signed_in?
           status_ids  = @statuses.collect { |s| [s.id, s.reblog_of_id] }.flatten.uniq

app/controllers/api/salmon_controller.rb

@@ -3,7 +3,7 @@ class Api::SalmonController < ApiController
   respond_to :txt
 
   def update
-    ProcessInteractionService.new.(request.body.read, @account)
+    ProcessInteractionService.new.call(request.body.read, @account)
     head 201
   end
 

app/controllers/api/subscriptions_controller.rb

@@ -4,7 +4,7 @@ class Api::SubscriptionsController < ApiController
 
   def show
     if @account.subscription(api_subscription_url(@account.id)).valid?(params['hub.topic'])
-      @account.update(subscription_expires_at: Time.now + ((params['hub.lease_seconds'] || 86400).to_i).seconds)
+      @account.update(subscription_expires_at: Time.now.utc + (params['hub.lease_seconds'] || 86_400).to_i.seconds)
       render plain: HTMLEntities.new.encode(params['hub.challenge']), status: 200
     else
       head 404
@@ -15,7 +15,7 @@ def update
     body = request.body.read
 
     if @account.subscription(api_subscription_url(@account.id)).verify(body, request.headers['HTTP_X_HUB_SIGNATURE'])
-      ProcessFeedService.new.(body, @account)
+      ProcessFeedService.new.call(body, @account)
       head 201
     else
       head 202

app/controllers/api/v1/accounts_controller.rb

@@ -19,19 +19,19 @@ def statuses
   end
 
   def follow
-    @follow = FollowService.new.(current_user.account, @account.acct)
+    @follow = FollowService.new.call(current_user.account, @account.acct)
     set_relationship
     render action: :relationship
   end
 
   def unfollow
-    @unfollow = UnfollowService.new.(current_user.account, @account)
+    @unfollow = UnfollowService.new.call(current_user.account, @account)
     set_relationship
     render action: :relationship
   end
 
   def relationships
-    ids = params[:id].is_a?(Enumerable) ? params[:id].map { |id| id.to_i } : [params[:id].to_i]
+    ids = params[:id].is_a?(Enumerable) ? params[:id].map(&:to_i) : [params[:id].to_i]
     @accounts    = Account.find(ids)
     @following   = Account.following_map(ids, current_user.account_id)
     @followed_by = Account.followed_by_map(ids, current_user.account_id)

app/controllers/api/v1/follows_controller.rb

@@ -3,11 +3,9 @@ class Api::V1::FollowsController < ApiController
   respond_to    :json
 
   def create
-    if params[:uri].blank?
-      raise ActiveRecord::RecordNotFound
-    end
+    raise ActiveRecord::RecordNotFound if params[:uri].blank?
 
-    @account = FollowService.new.(current_user.account, params[:uri]).try(:target_account)
+    @account = FollowService.new.call(current_user.account, params[:uri]).try(:target_account)
     render action: :show
   end
 end

app/controllers/api/v1/statuses_controller.rb

@@ -13,34 +13,34 @@ def context
   end
 
   def create
-    @status = PostStatusService.new.(current_user.account, params[:status], params[:in_reply_to_id].blank? ? nil : Status.find(params[:in_reply_to_id]), params[:media_ids])
+    @status = PostStatusService.new.call(current_user.account, params[:status], params[:in_reply_to_id].blank? ? nil : Status.find(params[:in_reply_to_id]), params[:media_ids])
     render action: :show
   end
 
   def destroy
     @status = Status.where(account_id: current_user.account).find(params[:id])
-    RemoveStatusService.new.(@status)
+    RemoveStatusService.new.call(@status)
     render_empty
   end
 
   def reblog
-    @status = ReblogService.new.(current_user.account, Status.find(params[:id])).reload
+    @status = ReblogService.new.call(current_user.account, Status.find(params[:id])).reload
     render action: :show
   end
 
   def unreblog
-    RemoveStatusService.new.(Status.where(account_id: current_user.account, reblog_of_id: params[:id]).first!)
+    RemoveStatusService.new.call(Status.where(account_id: current_user.account, reblog_of_id: params[:id]).first!)
     @status = Status.find(params[:id])
     render action: :show
   end
 
   def favourite
-    @status = FavouriteService.new.(current_user.account, Status.find(params[:id])).status.reload
+    @status = FavouriteService.new.call(current_user.account, Status.find(params[:id])).status.reload
     render action: :show
   end
 
   def unfavourite
-    @status = UnfavouriteService.new.(current_user.account, Status.find(params[:id])).status.reload
+    @status = UnfavouriteService.new.call(current_user.account, Status.find(params[:id])).status.reload
     render action: :show
   end
 

app/controllers/application_controller.rb

@@ -11,7 +11,7 @@ class ApplicationController < ActionController::Base
   rescue_from ActiveRecord::RecordNotFound, with: :not_found
 
   def raise_not_found
-    raise ActionController::RoutingError.new("No route matches #{params[:unmatched_route]}")
+    raise ActionController::RoutingError, "No route matches #{params[:unmatched_route]}"
   end
 
   protected

app/controllers/auth/registrations_controller.rb

@@ -1,13 +1,13 @@
 class Auth::RegistrationsController < Devise::RegistrationsController
   layout 'auth'
 
-  before_filter :configure_sign_up_params, only: [:create]
+  before_action :configure_sign_up_params, only: [:create]
 
   protected
 
   def build_resource(hash = nil)
     super(hash)
-    self.resource.build_account if self.resource.account.nil?
+    resource.build_account if resource.account.nil?
   end
 
   def configure_sign_up_params

app/controllers/home_controller.rb

@@ -7,7 +7,7 @@ def index
     @mentions     = Feed.new(:mentions, current_user.account).get(20)
     @token        = find_or_create_access_token.token
   end
-  
+
   private
 
   def authenticate_user!

app/controllers/settings_controller.rb

@@ -1,6 +1,6 @@
 class SettingsController < ApplicationController
   layout 'auth'
-  
+
   before_action :authenticate_user!
   before_action :set_account
 

app/controllers/stream_entries_controller.rb

@@ -13,7 +13,7 @@ def show
       @descendants = @stream_entry.activity.descendants
 
       if user_signed_in?
-        status_ids  = [@stream_entry.activity_id] + @ancestors.map { |s| s.id } + @descendants.map { |s| s.id }
+        status_ids  = [@stream_entry.activity_id] + @ancestors.map(&:id) + @descendants.map(&:id)
         @favourited = Status.favourites_map(status_ids, current_user.account_id)
         @reblogged  = Status.reblogs_map(status_ids, current_user.account_id)
       else

app/controllers/xrd_controller.rb

@@ -31,17 +31,17 @@ def username_from_resource
 
   def pem_to_magic_key(public_key)
     modulus, exponent = [public_key.n, public_key.e].map do |component|
-      result = ""
+      result = ''
 
-      until component == 0 do
+      until component.zero?
         result << [component % 256].pack('C')
         component >>= 8
       end
 
       result.reverse!
     end
 
-    (["RSA"] + [modulus, exponent].map { |n| Base64.urlsafe_encode64(n) }).join('.')
+    (['RSA'] + [modulus, exponent].map { |n| Base64.urlsafe_encode64(n) }).join('.')
   end
 
   def resource_param

app/helpers/atom_builder_helper.rb

@@ -200,6 +200,6 @@ def root_tag(xml, tag, &block)
   end
 
   def single_link_avatar(xml, account, size, px)
-    xml.link('rel' => 'avatar', 'type' => account.avatar_content_type, 'media:width' => px, 'media:height' =>px, 'href' => full_asset_url(account.avatar.url(size, false)))
+    xml.link('rel' => 'avatar', 'type' => account.avatar_content_type, 'media:width' => px, 'media:height' => px, 'href' => full_asset_url(account.avatar.url(size, false)))
   end
 end

app/helpers/stream_entries_helper.rb

@@ -17,15 +17,15 @@ def entry_classes(status, is_predecessor, is_successor, include_threads)
   end
 
   def relative_time(date)
-    date < 5.days.ago ? date.strftime("%d.%m.%Y") : "#{time_ago_in_words(date)} ago"
+    date < 5.days.ago ? date.strftime('%d.%m.%Y') : "#{time_ago_in_words(date)} ago"
   end
 
   def reblogged_by_me_class(status)
-    user_signed_in? && @reblogged.has_key?(status.id) ? 'reblogged' : ''
+    user_signed_in? && @reblogged.key?(status.id) ? 'reblogged' : ''
   end
 
   def favourited_by_me_class(status)
-    user_signed_in? && @favourited.has_key?(status.id) ? 'favourited' : ''
+    user_signed_in? && @favourited.key?(status.id) ? 'favourited' : ''
   end
 
   def proper_status(status)

app/lib/formatter.rb

@@ -35,7 +35,7 @@ def link_urls(html)
   def link_mentions(html, mentions)
     html.gsub(Account::MENTION_RE) do |match|
       acct    = Account::MENTION_RE.match(match)[1]
-      mention = mentions.find { |item| item.account.acct.eql?(acct) }
+      mention = mentions.find { |item| item.account.acct.casecmp(acct).zero? }
 
       mention.nil? ? match : mention_html(match, mention.account)
     end

app/models/account.rb

@@ -2,7 +2,7 @@ class Account < ApplicationRecord
   include Targetable
 
   MENTION_RE = /(?:^|\s|\.|>)@([a-z0-9_]+(?:@[a-z0-9\.\-]+)?)/i
-  IMAGE_MIME_TYPES = ['image/jpeg', 'image/png', 'image/gif']
+  IMAGE_MIME_TYPES = ['image/jpeg', 'image/png', 'image/gif'].freeze
 
   # Local users
   has_one :user, inverse_of: :account
@@ -45,11 +45,11 @@ class Account < ApplicationRecord
   scope :expiring, -> (time) { where(subscription_expires_at: nil).or(where('subscription_expires_at < ?', time)).remote.with_followers }
 
   def follow!(other_account)
-    self.active_relationships.where(target_account: other_account).first_or_create!(target_account: other_account)
+    active_relationships.where(target_account: other_account).first_or_create!(target_account: other_account)
   end
 
   def unfollow!(other_account)
-    follow = self.active_relationships.find_by(target_account: other_account)
+    follow = active_relationships.find_by(target_account: other_account)
     follow.destroy unless follow.nil?
   end
 
@@ -58,15 +58,15 @@ def following?(other_account)
   end
 
   def local?
-    self.domain.nil?
+    domain.nil?
   end
 
   def acct
-    local? ? self.username : "#{self.username}@#{self.domain}"
+    local? ? username : "#{username}@#{domain}"
   end
 
   def subscribed?
-    !self.subscription_expires_at.nil?
+    !subscription_expires_at.nil?
   end
 
   def favourited?(status)
@@ -78,11 +78,11 @@ def reblogged?(status)
   end
 
   def keypair
-    self.private_key.nil? ? OpenSSL::PKey::RSA.new(self.public_key) : OpenSSL::PKey::RSA.new(self.private_key)
+    private_key.nil? ? OpenSSL::PKey::RSA.new(public_key) : OpenSSL::PKey::RSA.new(private_key)
   end
 
   def subscription(webhook_url)
-    OStatus2::Subscription.new(self.remote_url, secret: self.secret, lease_seconds: 86400 * 30, webhook: webhook_url, hub: self.hub_url)
+    OStatus2::Subscription.new(remote_url, secret: secret, lease_seconds: 86_400 * 30, webhook: webhook_url, hub: hub_url)
   end
 
   def ping!(atom_url, hubs)
@@ -91,10 +91,7 @@ def ping!(atom_url, hubs)
   end
 
   def avatar_remote_url=(url)
-    unless self[:avatar_remote_url] == url
-      self.avatar = URI.parse(url)
-    end
-
+    self.avatar = URI.parse(url) unless self[:avatar_remote_url] == url
     self[:avatar_remote_url] = url
   end
 
@@ -103,26 +100,25 @@ def object_type
   end
 
   def to_param
-    self.username
+    username
   end
 
   def self.find_local!(username)
-    self.find_remote!(username, nil)
+    find_remote!(username, nil)
   end
 
   def self.find_remote!(username, domain)
-    table = self.arel_table
-    self.where(table[:username].matches(username)).where(domain: domain).take!
+    where(arel_table[:username].matches(username)).where(domain: domain).take!
   end
 
   def self.find_local(username)
-    self.find_local!(username)
+    find_local!(username)
   rescue ActiveRecord::RecordNotFound
     nil
   end
 
   def self.find_remote(username, domain)
-    self.find_remote!(username, domain)
+    find_remote!(username, domain)
   rescue ActiveRecord::RecordNotFound
     nil
   end

app/models/concerns/streamable.rb

@@ -25,7 +25,7 @@ def thread
     end
 
     after_create do
-      self.account.stream_entries.create!(activity: self) if self.account.local?
+      account.stream_entries.create!(activity: self) if account.local?
     end
   end
 end

app/models/favourite.rb

@@ -11,15 +11,15 @@ def verb
   end
 
   def title
-    "#{self.account.acct} favourited a status by #{self.status.account.acct}"
+    "#{account.acct} favourited a status by #{status.account.acct}"
   end
 
   def object_type
     target.object_type
   end
 
   def thread
-    self.status
+    status
   end
 
   def target

app/models/feed.rb

@@ -7,11 +7,11 @@ def initialize(type, account)
   def get(limit, max_id = nil)
     max_id     = '+inf' if max_id.nil?
     unhydrated = redis.zrevrangebyscore(key, "(#{max_id}", '-inf', limit: [0, limit])
-    status_map = Hash.new
+    status_map = {}
 
     # If we're after most recent items and none are there, we need to precompute the feed
     if unhydrated.empty? && max_id == '+inf'
-      PrecomputeFeedService.new.(@type, @account, limit)
+      PrecomputeFeedService.new.call(@type, @account, limit)
     else
       Status.where(id: unhydrated).with_includes.with_counters.each { |status| status_map[status.id.to_s] = status }
       unhydrated.map { |id| status_map[id] }.compact