Cleanup Lint/AssignmentInCondition rubocop issues on code and remove it from ruboco_todo list

.rubocop_todo.yml

@@ -6,14 +6,6 @@
 # Note that changes in the inspected code, or installation of new
 # versions of RuboCop, may require this file to be generated again.
 
-# Offense count: 3
-# Configuration parameters: AllowSafeAssignment.
-Lint/AssignmentInCondition:
-  Exclude:
-    - 'app/controllers/management/sessions_controller.rb'
-    - 'app/models/notification.rb'
-    - 'lib/capistrano/template.rb'
-
 # Offense count: 2
 # Cop supports --auto-correct.
 # Configuration parameters: AlignWith, SupportedStyles.

app/controllers/legislation/annotations_controller.rb

@@ -37,8 +37,10 @@ class Legislation::AnnotationsController < ApplicationController
       range_start: annotation_params[:ranges].first[:start], range_start_offset: annotation_params[:ranges].first[:startOffset].to_i,
       range_end: annotation_params[:ranges].first[:end], range_end_offset: annotation_params[:ranges].first[:endOffset].to_i).first
 
-    if @annotation = existing_annotation
-      if comment = @annotation.comments.create(body: annotation_params[:text], user: current_user)
+    @annotation = existing_annotation
+    if @annotation.present?
+      comment = @annotation.comments.create(body: annotation_params[:text], user: current_user)
+      if comment.present?
         render json: @annotation.to_json
       else
         render json: comment.errors.full_messages, status: :unprocessable_entity

app/controllers/legislation/processes_controller.rb

@@ -8,7 +8,9 @@ class Legislation::ProcessesController < Legislation::BaseController
   end
 
   def show
-    if @process.allegations_phase.enabled? && @process.allegations_phase.started? && draft_version = @process.draft_versions.published.last
+    draft_version = @process.draft_versions.published.last
+
+    if @process.allegations_phase.enabled? && @process.allegations_phase.started? && draft_version.present?
       redirect_to legislation_process_draft_version_path(@process, draft_version)
     elsif @process.debate_phase.enabled?
       redirect_to legislation_process_debate_path(@process)
@@ -33,7 +35,9 @@ class Legislation::ProcessesController < Legislation::BaseController
     @phase = :draft_publication
 
     if @process.draft_publication.started?
-      if draft_version = @process.draft_versions.published.last
+      draft_version = @process.draft_versions.published.last
+
+      if draft_version.present?
         redirect_to legislation_process_draft_version_path(@process, draft_version)
       else
         render :phase_empty
@@ -48,7 +52,9 @@ class Legislation::ProcessesController < Legislation::BaseController
     @phase = :allegations_phase
 
     if @process.allegations_phase.started?
-      if draft_version = @process.draft_versions.published.last
+      draft_version = @process.draft_versions.published.last
+
+      if draft_version.present?
         redirect_to legislation_process_draft_version_path(@process, draft_version)
       else
         render :phase_empty
@@ -63,7 +69,9 @@ class Legislation::ProcessesController < Legislation::BaseController
     @phase = :result_publication
 
     if @process.result_publication.started?
-      if final_version = @process.final_draft_version
+      final_version = @process.final_draft_version
+
+      if final_version.present?
         redirect_to legislation_process_draft_version_path(@process, final_version)
       else
         render :phase_empty

app/controllers/management/sessions_controller.rb

@@ -37,9 +37,8 @@ class Management::SessionsController < ActionController::Base
     end
 
     def authenticated_manager?
-      if manager = ManagerAuthenticator.new(params).auth
-        session[:manager] = manager
-      end
+      manager = ManagerAuthenticator.new(params).auth
+      session[:manager] = manager if manager.present?
     end
 
 end

app/controllers/pages_controller.rb

@@ -2,7 +2,9 @@ class PagesController < ApplicationController
   skip_authorization_check
 
   def show
-    if @custom_page = SiteCustomization::Page.published.find_by(slug: params[:id])
+    @custom_page = SiteCustomization::Page.published.find_by(slug: params[:id])
+
+    if @custom_page.present?
       render action: :custom_page
     else
       render action: params[:id]

app/models/notification.rb

@@ -17,7 +17,9 @@ class Notification < ActiveRecord::Base
   end
 
   def self.add(user_id, notifiable)
-    if notification = Notification.find_by(user_id: user_id, notifiable: notifiable)
+    notification = Notification.find_by(user_id: user_id, notifiable: notifiable)
+
+    if notification.present?
       Notification.increment_counter(:counter, notification.id)
     else
       Notification.create!(user_id: user_id, notifiable: notifiable)

app/models/site_customization/image.rb

@@ -21,9 +21,8 @@ class SiteCustomization::Image < ActiveRecord::Base
   def self.image_path_for(filename)
     image_name = filename.split(".").first
 
-    if i = find_by(name: image_name)
-      i.image.exists? ? i.image.url : nil
-    end
+    imageable = find_by(name: image_name)
+    imageable.present? && imageable.image.exists? ? imageable.image.url : nil
   end
 
   def required_width