Contents

# 
# url_for, used to generate url_for for string path with options and with default_url_options
# 
ActionController::Base.class_eval do
  protected  
  def url_for_path path, options = {}
    unless options.delete :no_prefix
      url = ActionController::Base.relative_url_root + path
    else
      url = path
    end
    options = options.merge default_url_options
    url << "?#{options.to_query}" unless options.empty?
    url._url_format = options[:format] if options[:format] # for links with ajax support
    url
  end
  
  def catch_user_error
    begin
      yield
    rescue UserError => e
      flash[:error] = e.message
      do_not_persist_params do
        redirect_to default_path
      end
    end
  end
  around_filter :catch_user_error
  
  class << self
    def prepare_model aclass, opt = {}
      id = opt.delete(:id) || :id
      variable = opt.delete(:variable) || aclass.name.underscore
      
      method = "prepare_#{variable}"
      define_method method do
        model = aclass.find!(params[id])
        instance_variable_set "@#{variable}", model
      end
      before_filter method, opt
    end
  end
end

Version data entries

4 entries across 4 versions & 1 rubygems

Version	Path
rails-ext-0.2.13	lib/rails_ext/action_controller_ext.rb
rails-ext-0.2.12	lib/rails_ext/action_controller_ext.rb
rails-ext-0.2.11	lib/rails_ext/action_controller_ext.rb
rails-ext-0.2.10	lib/rails_ext/action_controller_ext.rb