1. Lecture 12 Rails 169 Review Slides Topics SaaSSaaS Readings: SaaS book Ch 4.1-4.5 February 24 2014 CSCE 740 Software Engineering

2. – 2 – CSCE 740 Spring 2014 Tools - Last Time  Ruby Basics  Ruby Regexp New Test 1 Revisit Chapter 2  Classes  Objects Rails  xxx Next Time:

3. – 3 – CSCE 740 Spring 2014 http://gorails.com/setup/ubuntu/13.10 github.com:saasbook/courseware

4. – 4 – CSCE 740 Spring 2014 SaaS Architecture Review Slides 1.29 Deployments 2.37 each entity own ModelView&Contr 3.48 Routes 4.??? A trip through rails apps 6:22 0 to CRUD Every model Knows how to CRUD itself Engineering Software as a Service, Patterson & Fox

5. – 5 – CSCE 740 Spring 2014 Developer environment vs. medium- scale deployment Webric k rack SQLite adapter Rails library file.sqlite3 Developer MySQL thin rack MySQL adapter Rails library thin rack MySQL adapter Rails library thin rack MySQL adapter Rails library Apache w/mod_rails + caching mode Page cache Medium-scale deployment HTTP servers & static asset caches PostgreSQ L Database cache Database cache “Dynos” running apps Large-scale curated deployment, e.g. Heroku

6. – 6 – CSCE 740 Spring 2014 Each entity has a model, controller, & set of views 6 Moviegoers Controller Moviegoer Reviews Controller Review Movies Controller Movie

7. – 7 – CSCE 740 Spring 2014 Routes In MVC, each interaction the user can do is handled by a controller action Ruby method that handles that interaction A route maps to controller action 7 RouteAction GET /movies/3 Show info about movie whose ID=3 POST /movies Create new movie from attached form data PUT /movies/5 Update movie ID 5 from attached form data DELETE /movies/5 Delete movie whose ID=5

8. – 8 – CSCE 740 Spring 2014 Engineering Software as a Service, Patterson & Fox

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