Ruby on Rails Wednesday, November 24, 2010

Hi everyone,

I would like to set some site-wide (global) values across my application
layout.
All these global values are stored in my Settings table.

So in my Application controller I have something like this:

#Application Controller:

before_filter :grab_settings

def grab_settings
@set = Setting.first
end

#Application Layout view

<div>
<p><%= @set.company_name %></p>
</div>

All of this works fine, though. But if the "company_name" field is
empty, than you wouldn't see anything.
So in that case I would like to default to a other value.

I fixed that by doing the following:

<div>

<% if @set.company_name.empty? %>
<p>My company</p>
<% else %>
<p><%= @set.company_name %></p>
<% end %>

</div>

However isn't there a better way to do this? Initially I thought I could
do something more elegant like this:

<%= @set.company_name || "My company" %> but ofcourse, that won't work.

So basically I'm looking for a more polished/clean/better approach.

Any help is appreciated.

Thanks in advance!

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