Opengraph facebook: images and description for shops and groups and home => ok

app/helpers/application_helper.rb

@@ -25,4 +25,8 @@ module ApplicationHelper
       super
     end
   end
+
+  def image_url(file)
+    request.protocol + request.host_with_port + path_to_image(file)
+  end
 end

app/views/enterprises/shop.html.haml

@@ -1,5 +1,9 @@
 - content_for(:title) do
   = current_distributor.name
+- content_for(:description) do
+  = current_distributor.description
+- content_for(:image) do
+  = current_distributor.logo
 
 = inject_enterprises
 

app/views/groups/show.html.haml

@@ -1,5 +1,9 @@
 - content_for(:title) do
   = @group.name
+- content_for(:description) do
+  = @group.description
+- content_for(:image) do
+  = @group.logo
 
 -# inject all enterprises as "enterprises"
 -# it could be more efficient to inject only the enterprises that are related to the group

app/views/layouts/darkswarm.html.haml

@@ -2,7 +2,9 @@
   %head
     %meta{charset: 'utf-8'}/
     %meta{name: 'viewport', content: "width=device-width,initial-scale=1.0"}/
-
+    %meta{:content => yield(:title).empty? ? "#{t(:title)}" : yield(:title), :property => "og:title"}/
+    %meta{:content => yield(:description).empty? ? "#{t(:og_description)}" : yield(:description), :property => "og:description"}/
+    %meta{:content => yield(:image).empty? ? image_url("logo-black2.png") : image_url(yield(:image)), :property => "og:image"}/ 
     %title= content_for?(:title) ? "#{yield(:title)} - #{t(:title)}".html_safe : "#{t(:welcome_to)} #{t(:title)}"
     - if Rails.env.production?
       = favicon_link_tag

config/locales/en.yml

@@ -674,3 +674,5 @@ Please follow the instructions there to make your enterprise visible on the Open
   price_graph: "Price graph"
   included_tax: "Included tax"
   remove_tax: "Remove tax"
+  og_description: "We begin from the ground up. With farmers and growers ready to tell their stories proudly and truly. With distributors ready to connect people with products fairly and honestly. With buyers who believe that better weekly shopping decisions can…"
+