Beginning Ruby on Rails E-Commerce: From Novice to by Jarkko Laine

By Jarkko Laine

Beginning Ruby on Rails E-Commerce: From amateur to Professional is the 1st publication of its variety to lead you thru generating e-commerce purposes with Rails, the stacked internet framework taking the realm through typhoon. The booklet 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 most recent crop of Rails plug-ins and helpers that might noticeably increase your programming time table. you are going to additionally create a true software step by step, plus the booklet is pushed by way of real-world instances throughout.

You will start by way of studying the way to set up Rails and speedy create a product catalog interfaced together with your collection of database applied sciences. Then you will discover tips to construct smooth, Ajax-powered procuring carts and upload helpful beneficial properties like client suggestions modules. subsequent you will how to combine your software with open resource programs just like the Ferret full-text seek engine, and the way to interface with back-end digital money structures. you are going to additionally the way to make your program paintings perfectly with present construction structures utilizing net companies, after which finally install and song your program for creation use.

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This is also where you should put the environment-specific configuration of your application. 17 18 CHAPTER 1 ■ PROJECT SETUP AND PROOF OF CONCEPT Starting Emporium for the First Time We are now ready to start up Ruby on Rails and Emporium for the first time, so we tell George to come over and have a look. We don’t have to install any separate web servers, like Apache or LightTPD, while developing and testing Emporium. We can use the Ruby on Rails script/server command, which starts an instance of the WEBrick web server.

The production database is normally not used while developing and testing the application. If you want to, you can create it now, but we won’t use it before we deploy Emporium to production in Chapter 12. Setting Up the Database User Next, create the MySQL user that will be used when connecting to the database environments. 01 sec) Note that we created only one user but granted access to both environments, with the grant all command. *, means we are giving all available privileges to the user. The second parameter, 'emporium'@'localhost', consists of two parts: the username and the IP address or address the user is allowed to connect from separated by @.

Then we check that there is a table with rows for each author in the database and a header row on the resulting page. We do this by using the :children and :count options of assert_tag. We also check that there are table cells holding the names of all authors in the database. Implementing the index action is straightforward. rhtml partial template once for each author in @authors. rhtml) and make it show a table row for each author. " %>

On each row, we show the name of the author linking to an individual show page (which we’ll implement soon) and a link to edit the author details.

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