default.rb

# All files in the 'lib' directory will be loaded
# before nanoc starts compiling.

include Nanoc3::Helpers::LinkTo

# Creates a HTML link using link_to, except when the linked item is the
# current one. In this case, a span element with class "active" and with
# the given text will be returned.
#
# Examples:
#
#   link_to_unless_current('Blog', '/blog/')
#   # => '<a href="/blog/">Blog</a>'
#
#   link_to_unless_current('This Item', @item_rep)
#   # => '<span class="active">This Item</span>'
def link_to_project_unless_current(text, path_or_rep_unless, path_or_rep,
                                   attributes={})
  # Find path
  path = path_or_rep.is_a?(String) ? path_or_rep : path_or_rep.path
  path_unless = path_or_rep_unless.is_a?(String) ? path_or_rep_unless : path_or_rep_unless.path

  if @item_rep and @item_rep.path.match(path_unless)
    # Create message
    "<span class=\"active\" title=\"You're here.\">#{text}</span>"
  else
    link_to(text, path_or_rep, attributes)
  end
end