ruby script/plugin install git://github.com/shuber/subdomain_account.git

Example

class ProjectsController < ApplicationController
  before_filter :subdomain_account_required

  def index
    render :text => current_account.subdomain
  end
end

Controller Methods
------------------------------

# Returns the current account or nil if one is not found
current_account

# A before filter to require a subdomain - renders a 404 if one is not found
# (overwrite subdomain_account_not_found to change this behavior)
subdomain_account_required

Request Methods
---------------------------

# Request http://test.example.com:8080/home
class HomeController < ApplicationController
  def index
    # returns 'example.com:8080'
    request.domain_with_port

    # returns 'test.example.com'
    request.host_with_subdomain

    # returns 'testing.example.com'
    request.host_with_subdomain('testing')

    # returns 'example.com'
    request.host_without_subdomain

    # returns 'test'
    request.subdomain
  end
end

There is currently no advanced documentation for this plugin.