foodsoft/lib/foodcoop_filter.rb

37 lines
No EOL
1.2 KiB
Ruby

require 'routing_filter/base'
module RoutingFilter
class Foodcoop < Base
def around_recognize(path, env, &block)
token = extract_token!(path) # remove the token from the beginning of the path
yield.tap do |params| # invoke the given block (calls more filters and finally routing)
params[:foodcoop] = token if token # set recognized token to the resulting params hash
end
end
def around_generate(*args, &block)
token = args.extract_options!.delete(:foodcoop) # extract the passed :token option
token = Foodsoft.env if token.nil? # default to Foodsoft.env
yield.tap do |result|
if token
url = result.is_a?(Array) ? result.first : result
prepend_token!(url, token)
end
end
end
protected
def extract_token!(path)
foodcoop = nil
path.sub! %r(^/([a-zA-Z0-9]*)(?=/|$)) do foodcoop = $1; '' end
foodcoop
end
def prepend_token!(url, token)
url.sub!(%r(^(http.?://[^/]*)?(.*))) { "#{$1}/#{token}#{$2}" }
end
end
end