Gerar Certificados para a Flexa

certificate.rb

#encoding: utf-8
require "prawn"

class Certificate
  attr_accessor :path

  PDF_OPTIONS = {
    :page_size   => "A5",
    :page_layout => :landscape,
    :margin      => [40, 75]    
  }

  def initialize(path = nil, name= nil, course = nil, hours = nil, text)
      @path = path
      @name = name
      @course = course
      @hours = hours
      @text = text
    end

  def pdf
    Prawn::Document.new(PDF_OPTIONS) do |pdf|
      pdf.fill_color "40464e"
      pdf.move_down 60
      pdf.text "#{@course}", :size => 40, :style => :bold, :align => :center

      pdf.move_down 30
      pdf.text "#{@name}", :size => 24, :align => :center, :style => :bold

      pdf.move_down 15
      pdf.text "Certificamos que <b>#{@name}</b>, #{@text}", :inline_format => true

      pdf.move_down 5
      pdf.text "Carga horária: #{@hours} horas.", :align => :center
     
      pdf.move_down 35
      pdf.text "__________________" + " " * 50 + "__________________"
      pdf.move_up 1
      pdf.font "Helvetica"
      pdf.text_box "Gil Gomes Pereira - Test", :size => 7, :inline_format => true, :at => [10, 77]
      pdf.text_box "#{@name}", :size => 7, :inline_format => true, :at => [300, 77]
    end
  end
  
  def save
    pdf.render_file(path)
  end
end

Certificate.new("/tmp/gilgomespereira.pdf", "Gil Gomes Pereira", "TESTE", "10", "concluiu com sucesso o treinamento").save