Checkbox to remove articles not in upload

app/controllers/articles_controller.rb

@@ -138,7 +138,8 @@ class ArticlesController < ApplicationController
   # Update articles from a spreadsheet
   def parse_upload
     uploaded_file = params[:articles]['file']
-    options = {filename: uploaded_file.original_filename}
+    outlist_absent = (params[:articles]['outlist_absent'] == '1')
+    options = {filename: uploaded_file.original_filename, outlist_absent: outlist_absent}
     @updated_article_pairs, @outlisted_articles, @new_articles = @supplier.sync_from_file uploaded_file.tempfile, options
     if @updated_article_pairs.empty? && @outlisted_articles.empty? && @new_articles.empty?
       redirect_to supplier_articles_path(@supplier), :notice => I18n.t('articles.controller.parse_upload.notice')

app/models/supplier.rb

@@ -61,6 +61,7 @@ class Supplier < ActiveRecord::Base
   # @param options [Hash] Options passed to {FoodsoftFile#parse} except when listed here.
   # @option options [Boolean] :outlist_absent Set to +true+ to remove articles not in spreadsheet.
   def sync_from_file(file, options={})
+    all_order_numbers = []
     updated_article_pairs, outlisted_articles, new_articles = [], [], []
     FoodsoftFile::parse file, options do |status, new_attrs, line|
       article = articles.undeleted.where(order_number: new_attrs[:order_number]).first
@@ -86,6 +87,11 @@ class Supplier < ActiveRecord::Base
         # @todo move I18n key to model
         raise I18n.t('articles.model.error_parse', :msg => status, :line => line.to_s)
       end
+
+      all_order_numbers << article.order_number if article
+    end
+    if options[:outlist_absent]
+      outlisted_articles += articles.undeleted.where.not(id: all_order_numbers+[nil])
     end
     return [updated_article_pairs, outlisted_articles, new_articles]
   end
@@ -126,4 +132,3 @@ class Supplier < ActiveRecord::Base
     end
   end
 end
-

app/views/articles/upload.html.haml

@@ -69,9 +69,17 @@
 %p= t '.text_2'
 
 = form_for :articles, :url => parse_upload_supplier_articles_path(@supplier),
-   :html => { :multipart => true } do |f|
-  %label(for="articles_file")= t '.file_label'
-  = f.file_field "file"
+   :html => { multipart: true, class: "form-horizontal" } do |f|
+
+  .control-group
+    %label(for="articles_file")= t '.file_label'
+    = f.file_field "file"
+
+  .control-group
+    %label(for="articles_outlist_absent")
+      = f.check_box "outlist_absent"
+      = t '.outlist_absent'
+
   .form-actions
     = submit_tag t('.submit'), class: 'btn btn-primary'
     = link_to t('ui.or_cancel'), supplier_articles_path(@supplier)