On peut maintenant consulter un evt par ical

app/views/events/index.html.haml

@@ -1,3 +1,5 @@
+- config.time_zone = 'Paris'
+
 %form.region_selector
   - if params[:start_date]
     = hidden_field_tag :start_date, params[:start_date]

app/views/events/index.ics.erb

@@ -4,7 +4,7 @@ PRODID:-//AgendaDuLibre.org
 X-WR-CALNAME:Agenda du Libre
 X-WR-TIMEZONE:Europe/Paris
 CALSCALE:GREGORIAN
-X-WR-CALDESC:L'Agenda des évènements autour du Libre
+X-WR-CALDESC:<%= t 'title', scope: [:layouts, :application] %>
 <% @events.each do |event| %>
 BEGIN:VEVENT
 DTSTART;TZID=Europe/Paris:<%= event.start_time.strftime '%Y%m%dT%H%M%S' %>

app/views/events/show.html.haml

@@ -13,7 +13,7 @@
             (#{lug.department})
 
     %h1=t '.actions'
-    = link_to root_url do
+    = link_to event_path(@event, protocol: :webcal, format: :ics) do
       %em.fa.fa-calendar
       =t '.add_to_calendar'
       - if user_signed_in?

app/views/events/show.ics.erb

@@ -0,0 +1,18 @@
+BEGIN:VCALENDAR
+VERSION:2.0
+PRODID:-//AgendaDuLibre.org
+X-WR-CALNAME:Agenda du Libre
+X-WR-TIMEZONE:Europe/Paris
+CALSCALE:GREGORIAN
+X-WR-CALDESC:<%= t 'title', scope: [:layouts, :application] %>
+<% event = @event %>
+BEGIN:VEVENT
+DTSTART;TZID=Europe/Paris:<%= event.start_time.strftime '%Y%m%dT%H%M%S' %>
+DTEND;TZID=Europe/Paris:<%= event.end_time.strftime '%Y%m%dT%H%M%S' %>
+UID:<%= event.id %>@agendadulibre.org
+SUMMARY:<%= event.title %>
+URL:<%= event_url event %>
+DESCRIPTION:Un évènement de l'Agenda du Libre
+LOCATION:<%= event.city.gsub('-', ' ') %>
+END:VEVENT
+END:VCALENDAR

config/application.rb

@@ -15,7 +15,6 @@ module AgendaDuLibreRails
     # Set Time.zone default to the specified zone and make Active Record auto-convert to this zone.
     # Run "rake -D time" for a list of tasks for finding time zone names. Default is UTC.
     # config.time_zone = 'Central Time (US & Canada)'
-    config.time_zone = 'Paris'
 
     # The default locale is :en and all translations from config/locales/*.rb,yml are auto loaded.
     # config.i18n.load_path += Dir[Rails.root.join('my', 'locales', '*.{rb,yml}').to_s]
@@ -24,7 +23,10 @@ module AgendaDuLibreRails
 
     I18n.config.enforce_available_locales = true
 
-    config.action_mailer.default_options = {from: 'moderateurs@agendadulibre.org', to: 'moderateurs@agendadulibre.org'}
+    config.action_mailer.default_options = {
+      from: 'moderateurs@agendadulibre.org',
+      to: 'moderateurs@agendadulibre.org'
+    }
 
     #config.quiet_assets = false
   end