[Rails] Configuration values

[Marcel Molina Jr.]

On Tue, Jan 04, 2005 at 08:35:59PM -0500, Marcel Molina Jr. wrote:
> On Tue, Jan 04, 2005 at 03:29:36PM -0800, Sean Leach wrote:
> > I read this wiki entry:
> > 
> > http://wiki.rubyonrails.com/rails/show/HowtoUseConfigurationFiles
> > 
> > and I think I am more confused now about application config variables.
> > 
> > I want to have values that are different for development and production,
> > for example
> > 
> > @app_config['path']['upload_path']
> > @app_config['main']['prefix']
> > 
> > etc. accessible in my controllers, views etc.  What is the common way of
> > doing this?  i.e. it seems logical I would put this in
> > config/development.yml etc., and there would be a common way to access
> > this information.

<snip>

> The thing that makes this configuration data structure available to you need
> to be a method, per se. You could alternatively make it a CONSTANT.
> 
> e.g
> 
>     APP_CONFIG = YAML.load(File.open(RAILS_ROOT + '/config/development.yml'))
> 
> FYI you can't name it Config though as that clashes with a constant set in
> TMail. I'd just stick with a method in any event.

Though one benefit of the constant is that the file just gets loaded
once per request rather than once per config value access.

marcel
-- 
Marcel Molina Jr. <marcel at vernix.org>