@@ -1,11 +1,15 @@ railspdf -Adds pdf-writer support to Rails +Adds pdf-writer support to Rails 2.2 Usage ----- +Before going further, do not forget to add the following line in one of our initializers file: + + ActionView::Template.register_template_handler 'rpdf', RailsPDF::PDFRender + To begin rendering PDFs, simply create a view with a .rpdf extension and paste in the code: pdf.select_font "Times-Roman" @@ -32,6 +36,30 @@ Sample Controller end end +Another way +----------- + + class OrdersController < ApplicationController + def show + @order = Order.find(params[:id]) + + respond_to do |format| + format.html + format.pdf do + @rails_pdf_name = "order_#{@order.token}.pdf" + render :layout => false + end + end + end + end + +Note: you have to register the mime-type for pdf files. The line below has to be added to your config/initializer/mime_types.rb file: + + Mime::Type.register "application/pdf", :pdf + +To render the link in your views to generate the pdf, just do this: + + <%= link_to 'pdf', formatted_order_path(order, :pdf) %> Sample View ----------- README @@ -13,24 +13,22 @@ module RailsPDF self.class.send(:include, helper_name.constantize) if Object.const_defined?(helper_name) end - def render(template, local_assigns = {}) #get the instance variables setup @action_view.controller.instance_variables.each do |v| - instance_variable_set(v, @action_view.controller.instance_variable_get(v)) + instance_variable_set(v, @action_view.controller.instance_variable_get(v)) end #keep ie happy if @action_view.controller.request.env['HTTP_USER_AGENT'] =~ /msie/i - @action_view.controller.headers['Pragma'] ||= '' - @action_view.controller.headers['Cache-Control'] ||= '' + @action_view.controller.headers['Pragma'] ||= '' + @action_view.controller.headers['Cache-Control'] ||= '' else - @action_view.controller.headers['Pragma'] ||= 'no-cache' - @action_view.controller.headers['Cache-Control'] ||= 'no-cache, must-revalidate' + @action_view.controller.headers['Pragma'] ||= 'no-cache' + @action_view.controller.headers['Cache-Control'] ||= 'no-cache, must-revalidate' end - @action_view.controller.headers["Content-Type"] ||= 'application/pdf' if @rails_pdf_name @action_view.controller.headers["Content-Disposition"] ||= 'attachment; filename="' + @rails_pdf_name + '"' @@ -48,12 +46,12 @@ module RailsPDF end pdf.compressed = true if RAILS_ENV != 'development' - eval template.source, nil, "#{@action_view.base_path}/#{@action_view.first_render}.#{@action_view.finder.pick_template_extension(@action_view.first_render)}" + eval template.source, nil pdf.render end - def compilable? - false + def self.call(template) + "RailsPDF::PDFRender.new(self).render(template, local_assigns)" end end end lib/railspdf.rb @@ -6,11 +6,6 @@ module SomeHelper; end class AnotherController < ActionController::Base; end class RailsPDF::PDFRenderTest < Test::Unit::TestCase - def test_should_not_be_compilable - view = stub(:controller => SomeController.new) - pdf = RailsPDF::PDFRender.new(view) - assert !pdf.compilable? - end def test_should_not_barf_on_missing_helper view = stub(:controller => AnotherController.new) test/railspdf_test.rb 4b487dc42a606bd15f1d193390bf3aabcc7f73ed dinedine didier.lafforgue@gmail.com http://github.com/pelargir/railspdf/commit/92e563e5a3f21e7ea6b48ac55e1a02e554c7ada5 92e563e5a3f21e7ea6b48ac55e1a02e554c7ada5 2008-12-15T02:36:13-08:00 2008-12-15T02:36:13-08:00 add Rails 2.2 support + improve documentation 88b782cb68a47a82e0bc29e286fe833e2ae07796 dinedine didier.lafforgue@gmail.com