epaper/app/controllers/admin/e_paper_subscribers_controller.rb

class Admin::EPaperSubscribersController < OrbitAdminController

  def initialize
    super
    @app_title = "e_paper"
  end

  def index
    @table_fields = [t('email'), t('status'), t('language')]

  	@filter_fields = filter_fields([], [])
  	@filter_fields.delete(:status)
  	@filter_fields.delete(:category)
  	@filter_fields.delete(:tags)
  	@subscribers = EPaperSubscriber.order_by(sort)
  	                        
		@subscribers = search_data(@subscribers,[:email]).page(params[:page]).per(10)
		render :partial => "index" if request.xhr?   
  end

  def destroy
    subscriber = EPaperSubscriber.find(params[:id]) rescue nil
		if !subscriber.nil?
      subscriber.destroy
    end
    redirect_to admin_e_paper_subscribers_path
  end

  def export_excel
    @epaper_subscribers = EPaperSubscriber.where(:email.nin=>[nil,""]).desc(:created_at)
    @subscribers = @epaper_subscribers.where(:subscribed.ne=>false)
    @unsubscribers = @epaper_subscribers.where(:subscribed=>false)
    respond_to do |format|
      format.xlsx {
        response.headers['Content-Disposition'] = 'attachment; filename="'+Site.first.title+'-'+I18n.t('e_paper.e_paper')+'-'+I18n.t('e_paper.subscriber')+'.xlsx"'
      }
    end
  end
  def get_subscribers_modal
    @epaper_subscribers = EPaperSubscriber.where(:email.nin=>[nil,""]).desc(:created_at)
    @subscribers = @epaper_subscribers.where(:subscribed.ne=>false)
    @unsubscribers = @epaper_subscribers.where(:subscribed=>false)
    render :partial => 'modal_select', :layout => false
  end
  def import_from_excel
    workbook = RubyXL::Parser.parse(params["import_file"].tempfile)
    subscribe_sheet = workbook['Subscribe']
    unsubscribe_sheet = workbook['Unsubscribe']
    subscribe_sheet.each_with_index do |row, i|
      next if i < 1
      c0 = row.cells[0]
      c1 = row.cells[1]
      if c0
        email = c0.value
        if email.present?
          subscriber = EPaperSubscriber.where(:email=>email).first
          if subscriber.nil?
            subscriber = EPaperSubscriber.new(:email=>email)
          end
          language = c1.value
          if language.blank?
            language = I18n.locale.to_s
          end
          subscriber.subscribed = true
          subscriber.language = language
          subscriber.save
        end
      end
    end
    unsubscribe_sheet.each_with_index do |row, i|
      next if i < 1
      c0 = row.cells[0]
      c1 = row.cells[1]
      if c0
        email = c0.value
        if email.present?
          subscriber = EPaperSubscriber.where(:email=>email).first
          if subscriber.nil?
            subscriber = EPaperSubscriber.new(:email=>email)
          end
          language = c1.value
          if language.blank?
            language = I18n.locale.to_s
          end
          subscriber.subscribed = false
          subscriber.language = language
          subscriber.save
        end
      end
    end
    redirect_to admin_e_paper_subscribers_path
  end

  def download_excel_format
    @subscribers = []
    @unsubscribers = []
    respond_to do |format|
      format.xlsx {
        response.headers['Content-Disposition'] = 'attachment; filename="'+Site.first.title+'-'+I18n.t('e_paper.e_paper')+'-'+I18n.t('e_paper.subscriber')+'excel_format.xlsx"'
      }
    end
  end

  def delete_subscribers
    subscriber_ids = params['subscriber_ids']
    if subscriber_ids
      EPaperSubscriber.where(:id.in=>subscriber_ids).destroy
    end
    redirect_to admin_e_paper_subscribers_path
  end
end