Ical Filter

gistfile1.rb

require 'icalendar'
require 'camping'
require 'net/http'
require 'uri'


Camping.goes :IcalFilter

module IcalFilter::Controllers
  class Index < R '/'
    def url
      "http://plannings.univ-rennes1.fr/ade/custom/modules/plannings/direct_cal.jsp?resources=1127,1623,1034&calType=ical&firstDate=2012-09-01&lastDate=2013-07-15&login=cal&password=visu&projectId=31"
    end
 
    def modules
      ["MF", "ADM", "ISI", "PEV"]
    end
    
    def get
      @headers['Content-Type'] = 'text/calendar; charset=utf-8'
      @headers['Content-Disposition'] = 'attachment; filename="filtered-ical.ics"'
      resp = Net::HTTP.get(URI(url))
      cal = Icalendar.parse(resp)
      cal.each do |c|
        c.events.delete_if {|e| modules.member? e.summary}
      end
      cal.to_ical
    end
  end
end