Ruby on Rails Hacks

How to: implement the simplest way to fetch friends timeline streams from Twitter in Ruby on Rails

sur — Sun, 01 Aug 2010 07:48:31 +0000

If you don’t want the Rails application to connect to the Twitter using OAUTH and just want to display the user’s timeline it can be done in a very simple way using Twitter HTTP authentication. Add two fields in the users table: twitter_username twitter_password After the user provides these two values the tweets from friends [...]

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How to: modify date_select to show text field for year

sur — Sat, 31 Jul 2010 06:05:23 +0000

The date select Rails helper is great to get the date/month/year data, however sometime it’s required to customize the default functionality in a way which is sometimes not directly available. For this particular requirement, it can be achieved by using some default options and adding some more hack to it… For this, remove the year [...]

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How to: fetch and show the user stream from facebook via facebook connect

sur — Sat, 31 Jul 2010 05:08:09 +0000

This post assumes we are using the Facebooker plugin to Facebook Connect the Rails application to Facebook. If you want an extended functionality of displaying a user’s stream on in your application, just the Facebook Connect is not going to work. It would be required that our app requests extended facebook permissions from the user. [...]

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How to: merge facebook connect dialog with successive request dialog for extended permissions

sur — Fri, 30 Jul 2010 19:59:28 +0000

When using the Facebooker plugin for connecting your Rails app with Facebook, it’s simple by using the method fb_login_button and providing a callback url. Since quite sometime, Facebook has restricted the open accessibility of the user’s stream via API even when the user is connected via Facebook Connect. And it requires another permission from the [...]

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How to: logout the facebook connect in Ruby on Rails

sur — Fri, 30 Jul 2010 18:48:28 +0000

When connecting your Ruby on Rails application with Facebook Connect, it sometimes a problem to have the user properly logout the Rails application and the Facebook Connect’s session as well. If we use the plugin Facebooker the logout is mostly a problem and the issue is that the Facebook cookie is not directly removable by [...]

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How to: manage the deleted records in Ruby on Rails

sur — Thu, 29 Jul 2010 05:32:10 +0000

The best way to have organized deleted records, in a full functional easily restorative form in Ruby on Rails applications is to use the gem (or plugin) ActsAsArchive Install the gem sudo gem install acts_as_archive And also add in the application’s gem configuration, by adding the following line in your environment.rb config.gem 'acts_as_archive' Add acts_as_archive [...]

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How to: use render :js

sur — Thu, 29 Jul 2010 04:49:38 +0000

render :js is a fantastic way to further decrease the line of codes for rendering the response for XHR (XML HTTP Requests or simply Ajax/RJS calls). The usual way to render the response for XHR requests is either using an rjs template or using the render :update block. I definitely prefer using the render :update [...]

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How to: fix error “File is not recognized by the ‘identify’ command”

sur — Thu, 29 Jul 2010 04:33:59 +0000

If you are getting this error when using PaperClip to upload files in a Ruby on Rails application, the issue is that PaperClip is not able to call the binary file “identify” on your system. It can simply be fixed by explicitly providing the path to “identify” file on your system in the environment’s config [...]

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How to: start working on Ruby on Rails

sur — Wed, 28 Jul 2010 11:27:32 +0000

The knowledge in Ruby Programming Language is really helpful to gain a great control in Ruby on Rails framework. It makes far easy to understand the Rails application’s code and to write much more neat and organized code. To kick start working with a Ruby on Rails, one can easily start with the BaseApp2 http://wiki.github.com/dannyweb/BaseApp2 [...]