By Jarkko Laine
Beginning Ruby on Rails E-Commerce: From amateur to Professional is the 1st booklet of its sort to steer you thru generating e-commerce purposes with Rails, the stacked net framework taking the area through typhoon. The publication dives correct into the method of constructing a production-level internet software utilizing agile methodologies and test-driven improvement mixed with Rails most sensible practices. you will benefit from the newest crop of Rails plug-ins and helpers that may notably enhance your programming agenda. you will additionally create a true software step by step, plus the e-book is pushed by way of real-world circumstances throughout.
You will commence by means of studying the best way to set up Rails and quick create a product catalog interfaced along with your number of database applied sciences. Then you will find the way to construct sleek, Ajax-powered purchasing carts and upload necessary gains like shopper suggestions modules. subsequent you are going to the way to combine your program with open resource applications just like the Ferret full-text seek engine, and the way to interface with back-end digital fee structures. you are going to additionally make your software paintings perfectly with current construction platforms utilizing internet companies, after which eventually installation and track your program for construction use.
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Additional info for Beginning Ruby on Rails E-Commerce: From Novice to Professional
This is because a test method is aborted upon the first failure. 41 42 CHAPTER 2 ■ AUTHOR MANAGEMENT Creating the Form Now we need to make the test pass. rb. You can see that the file has a method for each of the actions we specified in the generate controller command. We’re now interested in the new action, which outputs the form for creating a new author. All we need in the new action is a new Author object. We also set the @page_title variable (used by the default layout file described in Chapter 1) to something meaningful.
Flash is a hash-like structure stored on the server for the time of one sequential action. It is available in both controllers and views. So when we set flash[:notice] in the create action and then redirect to the index action, the index page has access to the notice. If the user then clicks a link and goes on to another page, the notice has disappeared from the flash and the notice is not shown anymore. now instead of flash. It will cause the message to be cleaned up immediately after the current action has been processed.
Rake db:migrate: Updates the database of the current environment to the latest version. You can specify the target version by appending VERSION=x after the command. • rake db:sessions:create: Creates a table for storing user session data in the database. Rails automatically assigns a session cookie for each user and uses it to track the user. The session mechanism is very useful for tasks like user authentication, as you’ll see in Chapter 8. • rake db:sessions:clear: Purges the sessions table.
Beginning Ruby on Rails E-Commerce: From Novice to Professional by Jarkko Laine