Add vimeo video support for events

#26

app/models/event.rb

@@ -3,7 +3,7 @@ class Event < ActiveRecord::Base
   has_paper_trail
   attr_accessible :title, :subtitle, :abstract, :description, :event_type_id, :people_attributes, :person, :proposal_additional_speakers, :track_id, :video_id, :video_type, :require_registration, :difficulty_level_id
 
-  VIDEO_TYPE = [YOUTUBE = 'YouTube', SLIDE_SHARE = 'SlideShare', FLICKR = "Flickr"]
+  VIDEO_TYPE = [YOUTUBE = 'YouTube', SLIDE_SHARE = 'SlideShare', FLICKR = "Flickr", VIMEO = "Vimeo"]
 
   validates :video_type, inclusion: {in: VIDEO_TYPE}
 

app/views/proposal/_proposal_form.html.haml

@@ -35,6 +35,7 @@
     %p{:class => "help-block media-type", :id => "youtube-help"} Go to your YouTube video, click on "share" and copy everything behind http://youtu.be/"
     %p{:class => "help-block media-type", :id => "slideshare-help", :style => "display:none"} Go to your SlideShare, click on "share" -> "embed" and copy the id
     %p{:class => "help-block media-type", :id => "flickr-help", :style => "display:none"} Go to your image, click on "Grab the link" -> "Show short url" and copy everything behind https://flic.kr/p/
+    %p{:class => "help-block media-type", :id => "vimeo-help", :style => "display:none"} Go to your vimeo video, click on "share" and copy everything behind http://vimeo.com/
     = f.input :video_id, :label => "Media ID", :as => :string
 
   %section#information

app/views/proposal/show.html.haml

@@ -35,6 +35,8 @@
             %iframe{:width=>"560", :height=>"315", :frameborder=>"0", :allowfullscreen=>"true", :src=> request.ssl? ? "https://" : "http://" + "www.slideshare.net/slideshow/embed_code/#{@event.video_id}"}
           -elsif @event.video_type == Event::FLICKR
             %iframe{:width=>"560", :height=>"315", :frameborder=>"0", :allowfullscreen=>"true", :src=> request.ssl? ? "https://" : "http://" + "flic.kr/p/#{@event.video_id}/player/268a054da2"}
+          -elsif @event.video_type == Event::VIMEO
+            %iframe{:width=>"560", :height=>"315", :frameborder=>"0", :allowfullscreen=>"true", :src=> "//player.vimeo.com/video/#{@event.video_id}"}
           -else
             %iframe{:width=>"560", :height=>"315", :frameborder=>"0", :allowfullscreen=>"true", :src=> request.ssl? ? "https://" : "http://" + "www.youtube.com/embed/#{@event.video_id}?rel=0"}
         -else