Ubuntu 11.10 RubyMine and rails-footnotes gem

defaults.list

[Default Applications]
x-scheme-handler/txmt=openInMine.desktop

openInMine

#!/home/scottp/.rvm/bin/rvm-auto-ruby
#Change the #! line to reflect the location of ruby in your environment

require 'uri'
require 'cgi'
my_url = CGI::parse(URI::parse(ARGV[0]).query)
file = URI::parse(my_url['url'][0]).path
line = my_url['line'][0]
#my mine command is located in /usr/local/bin
#YMMV, change following line as needed.
exec "mine -l #{line} #{file}"

openInMine.desktop

[Desktop Entry]
Name=openInMine
Comment=RubyMine mine cmd
Exec=/usr/local/bin/openInMine %u
Terminal=false
Type=Application
Categories=Application;
StartupNotify=false
MimeType=x-scheme-handler/txmt;
NoDisplay=true

I had to sudo chmod +x openInMine before it would work, in case it helps anyone else. 😄