The brief seeds of Padrino

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THE BRIEF SEEDS OF PADRINO by @aereal, at Padrino Sabbath in Kyoto

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WHO AM I? @aereal id:aereal GitHub: aereal Undergraduate student majoring (Cognitive) Psychology Part-time (Rails) engineer at Happy Elements K.K. see also: kerare.org/

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WORKS Padrino::Validation::HTML5 Add supports HTML5 form validations to Padrino github.com/aereal/padrino-validation-html5 Hated mocking server which can be utilized for Hatena Diary github.com/aereal/hated

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TABLE OF CONTENTS The essentials of developing a Web Application The History of Web Application Frameworks Padrino and Sinatra Padrino and Rails Padrino and Others

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THE ESSENTIALS OF DEVELOPING WEB APPLICATION

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THE ESSENTIALS OF DEVELOPING A WEB APP. Fast Compact Portable

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FAST? Reading Coding Setting-up Loading Deploying

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COMPACT? Application Code Framework Code Dependencies Architecture

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PORTABLE? Dependencies Hosting Services Size of Application (and Framework)

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“Less is more.” Ludwig Mies van der Rohe (1886-1969)

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I MEAN Keep developing a web app: Fast Compact Portable Then you take a delight in!

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THE HISTORY OF WEB APPLICATION FRAMEWORK

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History repeats itself

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DRY = Don’t Repeat Yourself

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We should learn from the History

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THE HISTORY OF WEB APP. FRAMEWORK (CGI, Common Gateway Interface) Full-stack (Minimal) Micro-framework

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FULL-STACK FRAMEWORK Rails (Ruby) Django (Python) Catalyst (Perl)

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FULL-STACK FRAMEWORK Forms the big cultural sphere Relieves your mind by hiding what you mind You’ll never know them unless you will

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MICRO-FRAMEWORK Sinatra (Ruby) Juno (Python) Mojolicious::Lite, Amon2 (Perl) Loli (!) -> Miku (!!!) (Haskell) Scalatra (Scala)

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MICRO-FRAMEWORK Forms small/open cultural sphere Relieves your mind by showing what you do You should write/know only what you do

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!!! Rails vs. Sinatra !!!

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IMAGINE!

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ੜଘઓུʙ

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SURVIVING STRATEGY Rails doesn’t kill Sinatra Rails doesn’t have small spin-up Sinatra doesn’t kill Rails Sinatra doesn’t have the order

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your_desires << small spin-up your_desires << fast spin-up your_desires << the order your_desires << scaling

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Padrino.include?(your_desire) # -> true

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PADRINO AND SINATRA

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PADRINO IS BUFFET

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PADRINO IS BUFFET Routing (Named, Multiple Format) Helpers Logger Admin Apps (like Django) Reloader (It’s smart!) see also: www.padrinorb.com/#introduction

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PADRINO IS FXXKIN’ SHIT? Extending Sinatra through Public / Safe API but Padrino::Routing is like a abyss ... use (Rack Middleware) register (Sinatra Extension)

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Sinatra’s World?

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THE DOMAIN OF SINATRA = HTTP

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KEEP IT LESS No DBs No helpers No anything luxurious

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LESS IS NOT IMPOSSIBLE DB / ORM View Helpers You can use it with Sinatra!

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ON THE SINATRA Sinatra discovered potential / real needs Sinatra built them Speciﬁcations beat Conventions

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PADRINO AND RAILS

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PADRINO AND RAILS Rails is full-stack Padrino can be full-stack This means you can use Padrino as not full-stack

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RAILS IS THE INNOVATOR Discovered many important things Spirit of DRY, or CoC ActiveRecord, ActiveSupport, etc. Sometimes it makes a detour The innovation involves pains

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PADRINO IS THE GODFATHER

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PADRINO IS THE GODFATHER He glues the components of Web Applications Test Frameworks ORM etc. He guards Sinatra’s World

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ROUTING Rails conﬁg/routes.rb resource[s] (>= 3.0) Padrino & Sinatra HTTP Verbs (get, post, etc ...)

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VIEW Rails ActionView Padrino & Sinatara Tilt (>= 1.0)

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HERITAGES Architectures and Spirits MVC DRY Luxuoriousness

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CONCLUSIONS Padrino is on the Sinatra’s World Rails’ heritages are behind Padrino, Sinatra, and Rails should be all in harmony

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SEE ALSO Padrino Ofﬁcial Web (www.padrinorb.com) Padrino Ofﬁcial Web (ja) (jp.padrinorb.com) Padrino on GitHub (github.com/padrino/padrino- framework) Padrino Recipes (github.com/padrino/padrino-recipes) Sinatra The Book (sinatra-book.gittr.com)

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SEE ALSO @udzura’s Blog (blog.udzura.jp/) and, my blog :) (aereal.hateblo.jp)