Quick setup for importing a csv on a Rails server

import_controller.rb

def import_csv
	if params[:file]
		ImportHelper.import_csv(params[:file])
	end
end

import_csv.html.erb

<%= form_tag import_path, multipart: true do %>
	<div class="form-group">
		<%= file_field_tag :file %>
	</div>
	<div class="actions">
		<%= submit_tag "Import", {class: "btn btn-primary"} %>
	</div>
<% end %>

import_helper.rb

def self.import_csv(file)
	CSV.parse(File.read(file.path), headers: true) do |row|
		# Do stuff
	end
end

routes.rb

get 'import', to: 'import#import'
post 'import', to: 'import#import'