Class: RailsDbAdmin::ReportSupport

Inherits:
QuerySupport show all
Defined in:
lib/rails_db_admin/report_support.rb

Instance Method Summary collapse

Methods inherited from QuerySupport

#delete_query, #execute_sql, #get_query, #get_saved_query_names, #save_query, #select_top_fifty

Constructor Details

#initialize ⇒ ReportSupport

Returns a new instance of ReportSupport.



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# File 'lib/rails_db_admin/report_support.rb', line 7

def initialize()
  @connection = RailsDbAdmin::ConnectionHandler.create_connection_class(Rails.env).connection
end

Instance Method Details

#get_report_data(iid) ⇒ Object 



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# File 'lib/rails_db_admin/report_support.rb', line 43

def get_report_data(iid)
  report = Report.find_by_internal_identifier(iid.to_s)
  columns, values = self.execute_sql(report.query)

  return {:columns => columns, :rows => values}
end

#render_report(iid, format = :html) ⇒ Object 



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# File 'lib/rails_db_admin/report_support.rb', line 11

def render_report(iid, format=:html)
  report = Report.find_by_internal_identifier(iid.to_s)

  if report.nil? or report.query.nil?
    "Invalid Report, make sure report exists and query is valid"
  else
    data = get_report_data(iid)

    case format
      when :html
        ActionView::Base.new().render(:inline => report.template, :locals =>
            {:unique_name => iid, :title => report.name, :columns => data[:columns], :rows => data[:rows]}
        )
      when :pdf
        html = ActionView::Base.new().render(:inline => report.template, :locals =>
            {:unique_name => iid, :title => report.name, :columns => data[:columns], :rows => data[:rows]}
        )

        kit = PDFKit.new(html, :page_size => 'Letter')
        kit.to_pdf
      when :csv
        CSV.generate do |csv|
          csv << data[:columns]
          data[:rows].each do |row|
            csv << row.values
          end
        end
    end
  end

end