Try this instead:
<%= render :template => "workorders/index2" %>
source: https://stackoverflow.com/a/6051812/2128691
edit: in response to your last comment...
I haven't really worked with bootstrap, but maybe you could do something like this [pseudocode]:
def home
if [x condition]
redirect_to index_seven_path
else
render :action => [y action]
end
end