Padrino Introduction

Transcript

1. 1 Wednesday, April 24, 13
2. Introduction to 1 Wednesday, April 24, 13
3. About Me • Name: Sumeet Singh • @ortuna • github.com/ortuna • Ruby/Rails Developer 2 Wednesday, April 24, 13
4. What is Padrino(quick version) Sinatra Helpers Generators Rake Tasks Console Mailer Admin Cache Multi-apps Sub Apps 3 Wednesday, April 24, 13
5. What is Sinatra? • Micro-framework • DSL for quickly creating web applications • Does not include: • Database interaction • Helpers • Luxuries 4 Wednesday, April 24, 13
6. Still Packs a Punch • Render • Templates (haml, erb, liquid) • Layouts • URL-matching patterns • before/after filters 5 Wednesday, April 24, 13
7. Example Sinatra App 6 Wednesday, April 24, 13
8. #hi.rb require 'sinatra' get '/hi' do "Hello World!" end $ gem install sinatra $ ruby hi.rb $ curl http://localhost:4567/hi 7 Wednesday, April 24, 13
9. #hi.rb require 'sinatra' get '/hi' do "Hello World!" end $ gem install sinatra $ ruby hi.rb $ curl http://localhost:4567/hi 7 Wednesday, April 24, 13
10. #hi.rb require 'sinatra' get '/hi' do "Hello World!" end $ gem install sinatra $ ruby hi.rb $ curl http://localhost:4567/hi 7 Wednesday, April 24, 13
11. #hi.rb require 'sinatra' get '/hi' do "Hello World!" end $ gem install sinatra HTTP Verb $ ruby hi.rb $ curl http://localhost:4567/hi 7 Wednesday, April 24, 13
12. #hi.rb require 'sinatra' get '/hi' do "Hello World!" end $ gem install sinatra HTTP Verb Path $ ruby hi.rb $ curl http://localhost:4567/hi 7 Wednesday, April 24, 13
13. #hi.rb require 'sinatra' get '/hi' do "Hello World!" end $ gem install sinatra HTTP Verb Path Return Value $ ruby hi.rb $ curl http://localhost:4567/hi 7 Wednesday, April 24, 13
14. #hi.rb require 'sinatra' get '/hi' do "Hello World!" end $ gem install sinatra HTTP Verb Path Return Value $ ruby hi.rb $ curl http://localhost:4567/hi 7 Wednesday, April 24, 13
15. What is Padrino? • Web framework built on top of Sinatra • Adds: Routing, Helpers, Mailer, Caching, Admin interface, Localization, and more... • Has a standard library of tools for Sinatra • “Structured Sinatra” 8 Wednesday, April 24, 13
16. #hi.rb require 'sinatra' .... get '/hi' do .... "Hello World!" end Many different ways to append features 9 Wednesday, April 24, 13
17. #hi.rb require 'sinatra' .... get '/hi' do .... "Hello World!" end Many different ways to append features many approaches many approaches 9 Wednesday, April 24, 13
18. Padrino is Mix and Match 10 Wednesday, April 24, 13
19. Padrino is Mix and Match • mongoid • activerecord • datamapper • sequel • ohm • more... Persistence 10 Wednesday, April 24, 13
20. Padrino is Mix and Match • mongoid • activerecord • datamapper • sequel • ohm • more... Persistence • minitest • bacon • rspec • shoulda • cucumber • more... Testing 10 Wednesday, April 24, 13
21. Padrino is Mix and Match • mongoid • activerecord • datamapper • sequel • ohm • more... Persistence • minitest • bacon • rspec • shoulda • cucumber • more... Testing Templating • erb • haml • slim • liquid • more... 10 Wednesday, April 24, 13
22. Padrino is Mix and Match • mongoid • activerecord • datamapper • sequel • ohm • more... Persistence • minitest • bacon • rspec • shoulda • cucumber • more... Testing Templating • erb • haml • slim • liquid • more... css javascript mocking 10 Wednesday, April 24, 13
23. Installing Padrino 11 Wednesday, April 24, 13
24. Installing Padrino • # gem install padrino 11 Wednesday, April 24, 13
25. Installing Padrino • # gem install padrino • # padrino g project myapp -d datamapper 11 Wednesday, April 24, 13
26. Installing Padrino • # gem install padrino • # padrino g project myapp -d datamapper • # cd myapp 11 Wednesday, April 24, 13
27. Installing Padrino • # gem install padrino • # padrino g project myapp -d datamapper • # cd myapp • # padrino start 11 Wednesday, April 24, 13
28. Installing Padrino • # gem install padrino • # padrino g project myapp -d datamapper • # cd myapp • # padrino start => Padrino/0.11.0 has taken the stage development at http://127.0.0.1:3000 [2013-04-21 20:48:07] INFO WEBrick 1.3.1 [2013-04-21 20:48:07] INFO ruby 2.0.0 (2013-02-24) [x86_64-darwin12.2.1] [2013-04-21 20:48:07] INFO WEBrick::HTTPServer#start: pid=12867 port=3000 11 Wednesday, April 24, 13
29. Important Files & Folders 12 Wednesday, April 24, 13
30. App Structure !"" app # !"" controllers # !"" helpers # $"" views # $"" layouts !"" config !"" public # !"" images # !"" javascripts # $"" stylesheets $"" tmp 13 Wednesday, April 24, 13
31. App Structure !"" app # !"" controllers # !"" helpers # $"" views # $"" layouts !"" config !"" public # !"" images # !"" javascripts # $"" stylesheets $"" tmp 13 Wednesday, April 24, 13
32. App Structure !"" app # !"" controllers # !"" helpers # $"" views # $"" layouts !"" config !"" public # !"" images # !"" javascripts # $"" stylesheets $"" tmp 13 Wednesday, April 24, 13
33. Gemfile 14 Wednesday, April 24, 13
34. Rakefile 15 Wednesday, April 24, 13
35. Auto Loaded Paths 16 Wednesday, April 24, 13
36. Auto Loaded Paths • ./lib 16 Wednesday, April 24, 13
37. Auto Loaded Paths • ./lib • ./models 16 Wednesday, April 24, 13
38. Auto Loaded Paths • ./lib • ./models • ./shared/lib 16 Wednesday, April 24, 13
39. Auto Loaded Paths • ./lib • ./models • ./shared/lib • ./shared/models 16 Wednesday, April 24, 13
40. Auto Loaded Paths • ./lib • ./models • ./shared/lib • ./shared/models • ./#{app}/models (multi-apps) 16 Wednesday, April 24, 13
41. Auto Loaded Paths • ./lib • ./models • ./shared/lib • ./shared/models • ./#{app}/models (multi-apps) • ... 16 Wednesday, April 24, 13
42. config/boot.rb 17 Wednesday, April 24, 13
43. config/boot.rb • Usually contains: 17 Wednesday, April 24, 13
44. config/boot.rb • Usually contains: • Debug logging on/off 17 Wednesday, April 24, 13
45. config/boot.rb • Usually contains: • Debug logging on/off • before_load / after_load 17 Wednesday, April 24, 13
46. config/boot.rb • Usually contains: • Debug logging on/off • before_load / after_load • load any prerequisites 17 Wednesday, April 24, 13
47. config/boot.rb • Usually contains: • Debug logging on/off • before_load / after_load • load any prerequisites • Padrino.require_dependencies("path/one/**/*.rb") 17 Wednesday, April 24, 13
48. config/boot.rb • Usually contains: • Debug logging on/off • before_load / after_load • load any prerequisites • Padrino.require_dependencies("path/one/**/*.rb") • ... 17 Wednesday, April 24, 13
49. config/apps.rb 18 Wednesday, April 24, 13
50. config/apps.rb • Usually contains: 18 Wednesday, April 24, 13
51. config/apps.rb • Usually contains: • Site wide configs 18 Wednesday, April 24, 13
52. config/apps.rb • Usually contains: • Site wide configs • session_secret, csrf, etc... 18 Wednesday, April 24, 13
53. config/apps.rb • Usually contains: • Site wide configs • session_secret, csrf, etc... • mounts each app 18 Wednesday, April 24, 13
54. config/apps.rb • Usually contains: • Site wide configs • session_secret, csrf, etc... • mounts each app • ... 18 Wednesday, April 24, 13
55. config/database.rb 19 Wednesday, April 24, 13
56. ./tmp 20 Wednesday, April 24, 13
57. ./tmp • Used for: 20 Wednesday, April 24, 13
58. ./tmp • Used for: • Temp use with tests 20 Wednesday, April 24, 13
59. ./tmp • Used for: • Temp use with tests • Cache 20 Wednesday, April 24, 13
60. ./tmp • Used for: • Temp use with tests • Cache • Anything with: 20 Wednesday, April 24, 13
61. ./tmp • Used for: • Temp use with tests • Cache • Anything with: • tmp_location = Padrino.root(‘tmp’) 20 Wednesday, April 24, 13
62. ./tmp • Used for: • Temp use with tests • Cache • Anything with: • tmp_location = Padrino.root(‘tmp’) • ... 20 Wednesday, April 24, 13
63. ./tmp • Used for: • Temp use with tests • Cache • Anything with: • tmp_location = Padrino.root(‘tmp’) • ... 20 Wednesday, April 24, 13
64. ./public 21 Wednesday, April 24, 13
65. ./public • Used for assets 21 Wednesday, April 24, 13
66. ./public • Used for assets • Can use for packaging: 21 Wednesday, April 24, 13
67. ./public • Used for assets • Can use for packaging: • sinatra-assetpack 21 Wednesday, April 24, 13
68. ./public • Used for assets • Can use for packaging: • sinatra-assetpack • sprockets 21 Wednesday, April 24, 13
69. ./public • Used for assets • Can use for packaging: • sinatra-assetpack • sprockets • ... 21 Wednesday, April 24, 13
70. App Structure !"" app # !"" controllers # !"" helpers # $"" views # $"" layouts !"" config !"" public # !"" images # !"" javascripts # $"" stylesheets $"" tmp 22 Wednesday, April 24, 13
71. ./app/app.rb ./#{app_name}/app.rb 23 Wednesday, April 24, 13
72. ./app/app.rb ./#{app_name}/app.rb • Usually contains: 23 Wednesday, April 24, 13
73. ./app/app.rb ./#{app_name}/app.rb • Usually contains: • Overall app configuration 23 Wednesday, April 24, 13
74. ./app/app.rb ./#{app_name}/app.rb • Usually contains: • Overall app configuration • enable/disable options 23 Wednesday, April 24, 13
75. ./app/app.rb ./#{app_name}/app.rb • Usually contains: • Overall app configuration • enable/disable options • register helpers 23 Wednesday, April 24, 13
76. ./app/app.rb ./#{app_name}/app.rb • Usually contains: • Overall app configuration • enable/disable options • register helpers • ... 23 Wednesday, April 24, 13
77. Controllers (and router) 24 Wednesday, April 24, 13
78. Myapp::App.controllers do get :index do ... end get ‘/about’ do ... end end #app/controllers/example.rb route to /about 25 Wednesday, April 24, 13
79. Myapp::App.controllers do get :index do ... end get ‘/about’ do ... end end #app/controllers/example.rb Context route to /about 25 Wednesday, April 24, 13
80. Myapp::App.controllers do get :index do ... end get ‘/about’ do ... end end #app/controllers/example.rb Context route to /about route to / 25 Wednesday, April 24, 13
81. Named Routes & Params 26 Wednesday, April 24, 13
82. get :index, :with => :id do /5 /xyz Named Routes & Params 26 Wednesday, April 24, 13
83. get :index, :with => :id do /5 /xyz get ‘/:id’ do # /my_id # params[:id] => my_id Named Routes & Params 26 Wednesday, April 24, 13
84. get :index, :with => :id do /5 /xyz get ‘/:id’ do # /my_id # params[:id] => my_id Named Routes & Params #url_for(:index, 5) => /5 #url_for(:admin, :show) => /admin/show In views: 26 Wednesday, April 24, 13
85. Myapp::App.controllers :admin do get :index do ... end get :index, :with => :id do “request id #{params[:id]}” end end #app/controllers/admin.rb Named Routes 27 Wednesday, April 24, 13
86. Mounted Apps 28 Wednesday, April 24, 13
87. Mounted Apps A Simple way to have multiple applications within the same project. 28 Wednesday, April 24, 13
88. Mounted Apps • More testable • More readable • Changable A Simple way to have multiple applications within the same project. 28 Wednesday, April 24, 13
89. Add a Blog 29 Wednesday, April 24, 13
90. !"" app # !"" controllers # !"" helpers # $"" views # $"" layouts !"" blog # !"" controllers # !"" models !"" shared # !"" models # !"" lib !"" config !"" public # !"" images # !"" javascripts # $"" stylesheets $"" tmp 30 Wednesday, April 24, 13
91. Config/apps.rb 31 Wednesday, April 24, 13
92. blog_path = Padrino.root('blog/app.rb') Padrino.mount('Myapp::Blog', :app_file => blog_path).to('/blog') Config/apps.rb 31 Wednesday, April 24, 13
93. blog_path = Padrino.root('blog/app.rb') Padrino.mount('Myapp::Blog', :app_file => blog_path).to('/blog') Config/apps.rb Easy way: padrino-gen app blog 31 Wednesday, April 24, 13
94. blog_path = Padrino.root('blog/app.rb') Padrino.mount('Myapp::Blog', :app_file => blog_path).to('/blog') Config/apps.rb Easy way: padrino-gen app blog create blog create blog/app.rb create blog/controllers create blog/helpers create blog/views create blog/views/layouts create public/blog append config/apps.rb 31 Wednesday, April 24, 13
95. Why Use Padrino? 32 Wednesday, April 24, 13
96. Questions? 33 Wednesday, April 24, 13