archive/app/controllers/admin/archive_files_controller.rb

class Admin::ArchiveFilesController < OrbitAdminController

  def index
  	@table_fields = ["Status","Category","Title"]
    @categories = @module_app.categories
    @tags = @module_app.tags
     @filter_fields = {
        :status=>[{:title=>"is_top",:id=>"is_top"},{:title=>"is_hot",:id=>"is_hot"},{:title=>"is_hidden",:id=>"is_hidden"}],
        :category=>@categories.map{|c| {:title=>c.title, :id=>c.id}},
        :tags=>@tags.map{|tag| {:title=>tag.name, :id=>tag.id}}
      }
    status = params[:filters][:status].blank? ? [] : params[:filters][:status] rescue []
    categories = params[:filters][:category].blank? ? [] : params[:filters][:category] rescue []
    tags = params[:filters][:tags].blank? ? [] : params[:filters][:tags] rescue []

    @archives = Kaminari.paginate_array(ArchiveFile.order_by(sort).with_categories(categories).with_tags(tags).with_status(status)).page(params[:page]).per(10)

    if request.xhr?
      render :partial => "index"
    end
  end

  def new
  	 @archive_file = ArchiveFile.new
  	 @tags = @module_app.tags
  	 @categories = @module_app.categories
  end

  def edit
  	 @archive_file = ArchiveFile.find(params[:id])
  	 @tags = @module_app.tags
  	 @categories = @module_app.categories
  end

   def create
    @archive_file = ArchiveFile.new(archive_vars)
    @archive_file.create_user_id = current_user.id
    @archive_file.update_user_id = current_user.id

    respond_to do |format|
      if @archive_file.save
        format.html { redirect_to(admin_archive_files_path) }
        format.xml  { render :xml => @archive_file, :status => :created, :location => @archive_file }
      else
        @tags = @module_app.tags
        format.html { render :action => "new" }
        format.xml  { render :xml => @archive_file.errors, :status => :unprocessable_entity }
      end
    end
  end

  # PUT /archive_files/1
  # PUT /archive_files/1.xml
  def update
    @archive_file = ArchiveFile.find(params[:id])
	
    @archive_file.update_user_id = current_user.id

    respond_to do |format|
      if @archive_file.update_attributes(archive_vars)
        format.html { redirect_to(admin_archive_files_path(:page => params[:page])) }
        format.xml  { head :ok }
      else
        format.html { render :action => "edit" }
        format.xml  { render :xml => @archive_file.errors, :status => :unprocessable_entity }
      end
    end
  end

  private

  def archive_vars
  	params[:archive_file][:tags] ||=[]
  	params.require(:archive_file).permit!
  end

  def setup_vars
  	@module_app = ModuleApp.where(:key => "archive").first
  end
  def sort
    unless params[:sort].blank?
      case params[:sort]
        when "status"
          @sort = [[:is_top, params[:order]],
                  [:is_hot, params[:order]],
                  [:is_hidden,params[:order]]]
        when "category"
          @sort = {:category_id=>params[:order]}
        when "title"
          @sort = {:title=>params[:order]}
        when "last_modified"
          @sort = {:update_user_id=>params[:order]}
        end
    else
      @sort = {:created_at=>'desc'}
    end
  @sort
  end
end