How to use url helpers in lib modules, and set host for multiple environments

Question

In a Rails 3.2 app I need to access url_helpers in a lib file. I\'m using

Rails.application.routes.url_helpers.model_url(model)

<

Answer 1

Not sure if this works in Rails 3.2, but in later versions setting default url options for the routes can be done directly on the routes instance.

So for example, to set the same options as for ActionMailer:

Rails.application.routes.default_url_options = ActionMailer::Base.default_url_options