As Time Goes By

Really old Sinatra slides I used for a tech talk about Sinatra in 2008

Transcript

1. Corey Donohoe(cdonohoe@engineyard.com) Sinatra (Cl|S)assy Web Development Thursday, May 14, 2009
2. Corey Donohoe cdonohoe@engineyard.com / http://atmos.org Thursday, May 14, 2009
3. Open Source Participant Thursday, May 14, 2009
4. 2001 Thursday, May 14, 2009
5. Writing Rails since 2004 Thursday, May 14, 2009
6. Engine Yard in March 2007 Thursday, May 14, 2009
7. ran support for a while Thursday, May 14, 2009
8. “integration” team Thursday, May 14, 2009
9. It’s Take Your Breath Away Awesome Thursday, May 14, 2009
10. http://github.com/sinatra Thursday, May 14, 2009
11. Micro Framework Thursday, May 14, 2009
12. powered by rack Thursday, May 14, 2009
13. history Thursday, May 14, 2009
14. advances Thursday, May 14, 2009
15. fulfilling Thursday, May 14, 2009
16. Classic Applications get(‘/’) { “Hello World” } Thursday, May 14, 2009
17. http://sinatrarb.com Thursday, May 14, 2009
18. Hello World require 'rubygems' require 'sinatra' helpers do def greeting haml :greeting end end template :greeting do "%h2 Hello World" end get('/') do greeting end Thursday, May 14, 2009
19. throw that in a file Thursday, May 14, 2009
20. run it Thursday, May 14, 2009
21. Where’s my config file? Thursday, May 14, 2009
22. where’s my database.yml Thursday, May 14, 2009
23. There isn’t one(there isn’t even a db) Thursday, May 14, 2009
24. Wonderful for One Offs Thursday, May 14, 2009
25. HTTP Verbs Thursday, May 14, 2009
26. ["/foo", "/bar", "/baz"].each do |path| get path do "You've reached me at #{request.path_info}" end end Thursday, May 14, 2009
27. Block Syntax Thursday, May 14, 2009
28. get '/hello/:name' do |n| "Hello #{n}!" end Thursday, May 14, 2009
29. params hash Thursday, May 14, 2009
30. templates Thursday, May 14, 2009
31. template :foo do <<-HAML %h2 Greetings %p Lorem Ipsum HAML end Thursday, May 14, 2009
32. set :views, ‘views’ Thursday, May 14, 2009
33. views/foo.haml Thursday, May 14, 2009
34. helpers do; end Thursday, May 14, 2009
35. helpers do include Rack::Utils alias_method :h, :escape_html def localhost(suffix) port_part = case request.scheme when "http" request.port == 80 ? "" : ":#{request.port}" when "https" request.port == 443 ? "" : ":#{request.port}" end "#{request.scheme}://#{request.host}#{port_part}#{suffix}" end end Thursday, May 14, 2009
36. Configuration Options Thursday, May 14, 2009
37. enable :sessions Thursday, May 14, 2009
38. set :public, ‘public’ Thursday, May 14, 2009
39. set :foo, 'bar' set :baz, Proc.new { "Hello " + foo } get '/baz' do "baz is set to " + options.baz end Thursday, May 14, 2009
40. enable/disable Thursday, May 14, 2009
41. Check the FAQ Thursday, May 14, 2009
42. Modular Style class MyApp < Sinatra::Default; end Thursday, May 14, 2009
43. remove global scope Thursday, May 14, 2009
44. instances Thursday, May 14, 2009
45. reusable instances Thursday, May 14, 2009
46. module Hancock class ConfigurationError < StandardError; end class App < Sinatra::Default enable :sessions set :sreg_params, [:email, :first_name, :last_name, :internal] set :provider_name, 'Hancock SSO Provider!' set :do_not_reply, nil register Sinatra::Hancock::Defaults register Sinatra::Hancock::Sessions register Sinatra::Hancock::Users register Sinatra::Hancock::OpenIDServer end end Thursday, May 14, 2009
47. global scope moved inside my class Thursday, May 14, 2009
48. as class methods Thursday, May 14, 2009
49. pretty much works the same Thursday, May 14, 2009
50. register class method nice modular pieces of sinatra apps Thursday, May 14, 2009
51. module Sinatra module Hancock module Sessions def self.sessions_template(file) template = File.expand_path(File.dirname(__FILE__)+'/views/sessions') File.read("#{template}/#{file}.haml") end module Helpers def session_user session['user_id'].nil? ? nil : ::Hancock::User.get(session['user_id']) end end def self.registered(app) app.helpers(Sinatra::Hancock::Sessions::Helpers) app.template(:unauthenticated) { sessions_template ('unauthenticated') } app.get '/sso/login' do ensure_authenticated end app.post '/sso/login' do @user = ::Hancock::User.authenticate(params['email'], params['password']) if @user session['user_id'] = @user.id end ensure_authenticated redirect session['return_to'] || '/' end app.get '/sso/logout' do session.clear redirect '/' end end end end end Thursday, May 14, 2009
52. Sinatra::Hancock::Sessions Thursday, May 14, 2009
53. lib/sinatra/hancock/sessions.rb Thursday, May 14, 2009
54. Thursday, May 14, 2009
55. auto register by requiring Thursday, May 14, 2009
56. no one is really using this Thursday, May 14, 2009
57. module Hancock class ConfigurationError < StandardError; end class App < Sinatra::Default enable :sessions set :sreg_params, [:email, :first_name, :last_name, :internal] set :provider_name, 'Hancock SSO Provider!' set :do_not_reply, nil register Sinatra::Hancock::Defaults register Sinatra::Hancock::Sessions register Sinatra::Hancock::Users register Sinatra::Hancock::OpenIDServer end end OMG LOOK WHAT I MADE! you can share it with your buddies Thursday, May 14, 2009
58. be responsible Thursday, May 14, 2009
59. under the hood yo dawg, i heard you were into rack Thursday, May 14, 2009
60. http://github.com/chneukirchen/rack Thursday, May 14, 2009
61. bacon Thursday, May 14, 2009
62. i don’t use it Thursday, May 14, 2009
63. made up the tumblelog Thursday, May 14, 2009
64. rackup Thursday, May 14, 2009
65. specifies the app to run Thursday, May 14, 2009
66. configurable stuff, ports, hostnames etc Thursday, May 14, 2009
67. middleware to run also Thursday, May 14, 2009
68. use Thursday, May 14, 2009
69. specific middleware Thursday, May 14, 2009
70. initialize method Thursday, May 14, 2009
71. block syntax Thursday, May 14, 2009
72. #!/usr/bin/env rackup use EySso do |sso| sso.only_staff! end # vim:filetype=ruby Thursday, May 14, 2009
73. use in Sinatra Thursday, May 14, 2009
74. initialize arity Thursday, May 14, 2009
75. first parameter is the app Thursday, May 14, 2009
76. it’s implied Thursday, May 14, 2009
77. use Rack::HoptoadNotifier,‘10c4cc2f6aa6b9e1104a921c5fdae4b0846d4475’ Thursday, May 14, 2009
78. Rack::HoptoadNotifier.new(app,‘10c4cc2f6aa6b9e1104a921c5fdae4b0846d4475’) Thursday, May 14, 2009
79. initialize w/ a block Thursday, May 14, 2009
80. use in Rails Thursday, May 14, 2009
81. config.middleware.use Thursday, May 14, 2009
82. it’s a string Thursday, May 14, 2009
83. script/generate metal Thursday, May 14, 2009
84. works with Sinatra::Default Thursday, May 14, 2009
85. just inherit from them Thursday, May 14, 2009
86. use in merb Thursday, May 14, 2009
87. no rack.session Thursday, May 14, 2009
88. config/rack.rb Thursday, May 14, 2009
89. who still writes merb apps? Thursday, May 14, 2009
90. use in ramaze Thursday, May 14, 2009
91. no rack.session Thursday, May 14, 2009
92. not becoming rails Thursday, May 14, 2009
93. map Thursday, May 14, 2009
94. russian doll Thursday, May 14, 2009
95. #!/usr/bin/env rackup require File.dirname(__FILE__) + '/lib/setup' require 'gateway/app' require 'migration/app' use Rack::Static, :urls => ["/css", "/img", "/js"], :root => "public" map "/gateway/" do use EySso run Gateway::App end map "/migration/" do use Rack::ShowExceptions if ENV["RACK_ENV"] == "production" use EySso do |sso| sso.only_staff! end end run Migration::App end map "/" do app = lambda do |env| [404, {"Content-Type" => "text/plain", "Content-Length" => "9"}, ["Not found"]] end run app end Thursday, May 14, 2009
96. with a url helper hack Thursday, May 14, 2009
97. helpers do def url(path) request.script_name + path end end Thursday, May 14, 2009
98. #!/usr/bin/env rackup require File.dirname(__FILE__) + '/lib/setup' require 'gateway/app' require 'migration/app' use Rack::Static, :urls => ["/css", "/img", "/js"], :root => "public" map "/gateway/" do use EySso run Gateway::App end map "/migration/" do use Rack::ShowExceptions if ENV["RACK_ENV"] == "production" use EySso do |sso| sso.only_staff! end end run Migration::App end map "/" do app = lambda do |env| [404, {"Content-Type" => "text/plain", "Content-Length" => "9"}, ["Not found"]] end run app end Thursday, May 14, 2009
99. every day kinda stuff Thursday, May 14, 2009
100. so back to sinatra Thursday, May 14, 2009
101. Sinatra::Base Thursday, May 14, 2009
102. this is middleware Thursday, May 14, 2009
103. you should really read the docs Thursday, May 14, 2009
104. straight rack, no sinatra Thursday, May 14, 2009
105. major frameworks integrate ok Thursday, May 14, 2009
106. Sinatra::Default Thursday, May 14, 2009
107. this is a sinatra application Thursday, May 14, 2009
108. these are FUN Thursday, May 14, 2009
109. your rackup files invoke these Thursday, May 14, 2009
110. so you got all that, right? Thursday, May 14, 2009
111. Deployment Thursday, May 14, 2009
112. easy Thursday, May 14, 2009
113. Passenger Thursday, May 14, 2009
114. nginx Thursday, May 14, 2009
115. http { ... server { listen 80; server_name hancock.atmos.org root /data/hancock; passenger_enabled on; # <--- These lines passenger_base_uri /hancock; # <--- added. } ... } nginx config Thursday, May 14, 2009
116. apache Thursday, May 14, 2009
117. <VirtualHost *:80> ServerName hancock.atmos.org DocumentRoot /data/hancock/current/public RackEnv 'production' <Directory /data/hancock/current/public> Options FollowSymLinks AllowOverride None Order allow,deny Allow from all </Directory> </VirtualHost> Apache 2 Vhost Config Thursday, May 14, 2009
118. script/ Thursday, May 14, 2009
119. #!/usr/bin/env ruby require "irb" require 'rubygems' require 'twitrsvp' DataMapper.setup(:default, "mysql://atmos:s3cr3t@localhost/twitrsvp_production") ENV['TWIT_RSVP_READKEY'] = '4the' ENV['TWIT_RSVP_READSECRET'] = 'lulz' include ::TwitRSVP if __FILE__ == $0 IRB.start(__FILE__) else # check -e option if /^-e$/ =~ $0 IRB.start(__FILE__) else IRB.setup(__FILE__) end end script/console Thursday, May 14, 2009
120. crons, whatever Thursday, May 14, 2009
121. gnu screen Thursday, May 14, 2009
122. Testing Fleshing things out Thursday, May 14, 2009
123. i’m a huge fan Thursday, May 14, 2009
124. TATFT Thursday, May 14, 2009
125. acceptance testing Thursday, May 14, 2009
126. TDD as a design tool Thursday, May 14, 2009
127. Sinatra::Test Thursday, May 14, 2009
128. is Deprecated Thursday, May 14, 2009
129. Sticky Sessions Inside Your Tests Thursday, May 14, 2009
130. rack-test http://github.com/brynary/rack-test/tree/master Thursday, May 14, 2009
131. require "rack/test" class HomepageTest < Test::Unit::TestCase include Rack::Test::Methods def app MyApp.new end def test_redirect_logged_in_users_to_dashboard authorize "bryan", "secret" get "/" follow_redirect! assert_equal "http://example.org/redirected", last_request.url assert last_response.ok? end end Thursday, May 14, 2009
132. Webrat Matchers Thursday, May 14, 2009
133. What You Should Be Doing Thursday, May 14, 2009
134. Webrat http://github.com/brynary/webrat Thursday, May 14, 2009
135. have_selector Thursday, May 14, 2009
136. have_selector("#zendesk_organization_2 .name:contains('Zondervan’)”) Thursday, May 14, 2009
137. Cucumber http://github.com/aslakhellesoy/cucumber/tree/master Thursday, May 14, 2009
138. Combination of the previous two Thursday, May 14, 2009
139. rack-test verbs instead of visit Thursday, May 14, 2009
140. webrat selectors for validations Thursday, May 14, 2009
141. drive browsers Thursday, May 14, 2009
142. safariwatir and selenium-rc Thursday, May 14, 2009
143. acceptance testing is wonderful Thursday, May 14, 2009
144. reflection Thursday, May 14, 2009
145. simple Thursday, May 14, 2009
146. reusable Thursday, May 14, 2009
147. nice performance Thursday, May 14, 2009
148. not fighting my framework Thursday, May 14, 2009
149. leverage all the ruby libs Thursday, May 14, 2009
150. develop like a pro Thursday, May 14, 2009
151. not overwhelmed with choices Thursday, May 14, 2009
152. future is known Thursday, May 14, 2009
153. merb Thursday, May 14, 2009
154. rails 3 Thursday, May 14, 2009
155. think UNIX Thursday, May 14, 2009
156. FUN Thursday, May 14, 2009
157. creative juices flowing Thursday, May 14, 2009
158. hack out something fun Thursday, May 14, 2009
159. solve something annoying Thursday, May 14, 2009
160. That’s it! :D ✤ http://github.com/sinatra/sinatra ✤ http://github.com/chneukirchen/rack ✤ http://github.com/atmos/hancock ✤ http://github.com/atmos/hancock-client ✤ http://github.com/atmos/hancock-client-rails ✤ http://github.com/brynary/rack-bug ✤ http://github.com/foca/integrity Thursday, May 14, 2009
161. Hancock Thursday, May 14, 2009
162. Like Your John Hancock Thursday, May 14, 2009
163. Single Sign On Thursday, May 14, 2009
164. gem 'hancock', '~>0.0.1' require 'hancock' DataMapper.setup(:default, "sqlite3:///#{Dir.pwd}/development.db") Hancock::App.set :views, 'views' Hancock::App.set :public, 'public' Hancock::App.set :environment, :production Hancock::App.set :provider_name, 'Example SSO Provider' Hancock::App.set :do_not_reply, 'sso@example.com' Sinatra::Mailer.config = { :host => 'smtp.example.com', :port => '25', :user => 'sso', :pass => 'lolerskates', :auth => :plain # :plain, :login, :cram_md5, the default is no auth :domain => "example.com" # the HELO domain provided by the client to the server } run Hancock::App config.ru Thursday, May 14, 2009
165. Example Thursday, May 14, 2009
166. Hancock-Client Thursday, May 14, 2009
167. Sinatra App Thursday, May 14, 2009
168. Rack App Thursday, May 14, 2009
169. Hancock-Client-Rails Thursday, May 14, 2009
170. metal Thursday, May 14, 2009
171. \m/ Thursday, May 14, 2009
172. Rails 2.3.x Thursday, May 14, 2009
173. require File.join(File.dirname(__FILE__), 'boot') require 'hancock' Rails::Initializer.run do |config| config.gem 'hancock', :lib => 'hancock' config.middleware.use 'Hancock::Client' # all your other normal stuff end config/environment.rb Thursday, May 14, 2009