Display origin info for resources with an origin_uri

Author: fbacall

app/assets/stylesheets/application.scss

@@ -690,6 +690,11 @@ sup {
   margin-left: 5px;
 }
 
+.exchange-icon {
+  color: $brand-primary;
+  margin-left: 5px;
+}
+
 .days_ago_text {
   color: grey;
   font-style: italic;

app/helpers/application_helper.rb

@@ -29,7 +29,8 @@ module ApplicationHelper
     private: { icon: 'fa-eye-slash', message: 'This resource is private' },
     missing: { icon: 'fa-chain-broken', message: 'This resource has been offline for over three days' },
     check: { icon: 'fa-check', message: 'This resource is enabled' },
-    cross: { icon: 'fa-times', message: 'This resource has been disabled' }
+    cross: { icon: 'fa-times', message: 'This resource has been disabled' },
+    exchanged: { icon: 'fa-exchange', message: 'This resource originated from another TeSS registry' },
   }.freeze
 
   # Countries that have priority in the country selection menu. Using ISO 3166-1 Alpha2 code.
@@ -93,6 +94,11 @@ def event_status_icon(event, size = nil)
     end
   end
 
+  def exchange_icon(resource, size = nil)
+    return unless resource.origin_uri
+    "<span class='exchange-icon pull-right'>#{icon_for(:exchanged, size)}</span>".html_safe
+  end
+
   def icon_for(type, size = nil, options = {})
     options[:class] ||= "info-icon#{'-' + size.to_s if size}"
     "<i class=\"fa #{ICONS[type][:icon]} has-tooltip #{options[:class]}\"

app/views/common/_origin_info.erb

@@ -0,0 +1,12 @@
+<% unless resource.origin_uri.blank? %>
+  <h4 class="nav-heading"><%= t('exchange.title') %></h4>
+  <div class="nav-block" id="origin-info">
+    <p>
+      <%= t('exchange.info', resource_type: resource.model_name.human) %>
+    </p>
+
+    <p>
+      <%= external_link_button t('exchange.link'), resource.origin_uri %>
+    </p>
+  </div>
+<% end %>

app/views/events/_event.html.erb

@@ -19,6 +19,7 @@
             <% end %>
 
             <%= event_status_icon(event) %>
+            <%= exchange_icon(event) %>
           </div>
           <% if event.event_types.any? %>
             <% event.event_types.each do |t| %>

app/views/events/show.html.erb

@@ -1,6 +1,7 @@
 <div class="wrapper collapsing-wrapper">
   <%# SIDEBAR %>
   <div class="collapsing-sidebar" id="sidebar">
+    <%= render partial: 'common/origin_info', locals: { resource: @event } %>
     <%= render partial: 'content_providers/partials/content_provider_info', locals: { content_provider: @event.content_provider } %>
     <%= render partial: "nodes/partials/associated_node_info", locals: { associated_nodes: @event.associated_nodes } %>
     <%= render(partial: 'users/partials/user_info', locals: { user: @event.user }) if current_user.try(:is_admin?) %>

app/views/materials/_material.html.erb

@@ -17,6 +17,7 @@
           <%= scrape_status_icon(material) %>
           <%= suggestion_icon(material) %>
         <% end %>
+        <%= exchange_icon(material) %>
       </div>
       <div class="sub-heading">
         <%= display_attribute_no_label(material, :resource_type) { |values| values.join(', ') } %>

app/views/materials/show.html.erb

@@ -3,6 +3,7 @@
     <%= render partial: 'learning_paths/partials/navigation',
                locals: { topic_link: @learning_path_topic_link,
                          topic_item: @learning_path_topic_item } if @learning_path_topic_link && @learning_path_topic_item %>
+    <%= render partial: 'common/origin_info', locals: { resource: @material } %>
     <%= render partial: 'content_providers/partials/content_provider_info', locals: { content_provider: @material.content_provider } %>
     <%= render partial: 'nodes/partials/associated_node_info', locals: { associated_nodes: @material.associated_nodes } %>
     <%= render(partial: 'users/partials/user_info', locals: { user: @material.user }) if current_user.try(:is_admin?) %>

config/locales/en.yml

@@ -1188,4 +1188,8 @@ en:
             any: Any time
             week: Within the last week
             month: Within the last month
-            year: Within the last year
+            year: Within the last year
+  exchange:
+    title: Original entry
+    info: "This %{resource_type} originated from another TeSS registry. For complete, up-to-date information, please visit the original entry:"
+    link: Go to original entry

test/controllers/events_controller_test.rb

@@ -1704,4 +1704,19 @@ class EventsControllerTest < ActionController::TestCase
       end
     end
   end
+
+  test 'should link back to original entry if origin URI set' do
+    get :show, params: { id: @event }
+    assert_response :success
+
+    assert_select '#origin-info', count: 0
+
+    uri = 'https://some-tess-instance.org/events/123'
+    @event.update(origin_uri: uri)
+
+    get :show, params: { id: @event }
+    assert_response :success
+
+    assert_select '#origin-info a[href=?]', uri
+  end
 end

test/controllers/materials_controller_test.rb

@@ -1706,4 +1706,19 @@ class MaterialsControllerTest < ActionController::TestCase
     assert_select 'p.scientific_topics a[href="http://edamontology.org/topic_0622"]', text: 'Genomics'
     assert_select 'p.operations a[href="http://edamontology.org/operation_0292"]', text: 'Sequence alignment'
   end
+
+  test 'should link back to original entry if origin URI set' do
+    get :show, params: { id: @material }
+    assert_response :success
+
+    assert_select '#origin-info', count: 0
+
+    uri = 'https://some-tess-instance.org/materials/123'
+    @material.update(origin_uri: uri)
+
+    get :show, params: { id: @material }
+    assert_response :success
+
+    assert_select '#origin-info a[href=?]', uri
+  end
 end