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RailsCountrySelect

Rails 3 gem for Select tag in order to choose a country in your forms, provides 4 options.

This project is based on Rails 2 plugin created by LukeCarrier rails-country-select

Country Name.
Cod
ISO cod 2 chars ('CO', 'AF', 'AX', 'AL')
ISO cod 3 chars ('COL', 'AFG', 'ALA', ALB')

Also includes a Helper method in order to get all country info.

Installation

Add this line to your application's Gemfile:

gem 'rails_country_select'

And then execute:

$ bundle

Or install it yourself as:

$ gem install rails_country_select

Usage

Basic

value : country cod number
text : country name

<%= form_for @user do |f| %>
    <%= f.country_select :country %>
<% end %>

HTML generated

 <select id="user_country" name="user[country]">
    <option value="4">Afghanistan</option>
    <option value="248">Albania</option>
    <option value="8">Ãland Islands</option>
    <option value="12">Algeria</option>

Advanced

values, keys : [:names, :nums, :alpha2s, :alpha3s]
selected : set default value
prompt : message

<%= form_for @user do |f| %>
    <%= f.country_select :country, {:keys => :names, :values => :alpha2s, :selected => "CO"}, :prompt => "Choose a country"
<% end %>

HTML generated

<select id="user_country" name="user[country]" prompt="Choose a country" value="CO">
    <option value="AF">Afghanistan</option>
    <option value="AL">Albania</option>
    <option value="AX">Ãland Islands</option>
    <option value="DZ">Algeria</option>

Show country info in array

A helper method is available to get all the country info in the views, it return an array, the usage is.

Find by name

country(:name => "Colombia")
[170, "Colombia", "CO", "COL"]

Find by Cod

country(:num => 12)
[12, "Algeria", "DZ", "DZA"]

Find by Alpha2s

country(:alpha2s => "AR")
[32, "Argentina", "AR", "ARG"]

Find by Alpha3s

country(:alpha3s => "USA")
[840, "United States", "US", "USA"]

Also you can mix all the options hash, example

country(:alpha3s => "USA", :alpha2s => "US", :num => 840, :name => "United States")
[840, "United States", "US", "USA"]

Show specific country info

All the methods receive a hash options :name, :cod, :alpha2s, :alpha3s

country_name :num => "170"
=> "Colombia"

country_cod :name => "Colombia"
=> 170
country_alpha2s :num => "170"
=> "CO"

country_alpha3s :num => "170"
=> "COL"

Usage in views

Assuming that your User model store country cod.

<p>Country Cod: <%= country(:num => @user.country_num)[0] %><p>
<p>Country Name: <%= country(:num => @user.country_num)[1] %><p>
<p>Country Apha2s: <%= country(:num => @user.country_num)[2] %><p>
<p>Country Apha3s: <%= country(:num => @user.country_num)[3] %><p>

<p>Country Cod: <%= country_cod(:num => @user.country_num) %><p>
<p>Country Name: <%= country_name(:num => @user.country_num) %><p>
<p>Country Apha2s: <%= country_alpha2s(:num => @user.country_num) %><p>
<p>Country Apha3s: <%= country_alpha3s(:num => @user.country_num) %><p>

Locales

By default all county names are in english, but you can change this behavior by include country names in your locale file under countries: scope

es:
 countries:
    AC: "Isla de la Ascensión"
    AD: "Andorra"
    AE: "Emiratos Árabes Unidos"
    AF: "Afganistán"
    AG: "Antigua y Barbuda"
    AI: "Anguila"
    AL: "Albania"
    AM: "Armenia"

Please look at @onomojo repo for all translations

Contributing

Fork it
Create your feature branch (git checkout -b my-new-feature)
Commit your changes (git commit -am 'Add some feature')
Push to the branch (git push origin my-new-feature)
Create new Pull Request