add changelog link to rubygem linkset

app/controllers/rubygems_controller.rb

@@ -48,6 +48,6 @@ def load_gem
   private
 
   def params_linkset
-    params.require(:linkset).permit(:code, :docs, :wiki, :mail, :bugs)
+    params.require(:linkset).permit(:code, :docs, :wiki, :mail, :bugs, :changelog)
   end
 end

app/models/linkset.rb

@@ -1,7 +1,7 @@
 class Linkset < ActiveRecord::Base
   belongs_to :rubygem
 
-  LINKS = %w(home wiki docs mail code bugs).freeze
+  LINKS = %w(home wiki docs mail code bugs changelog).freeze
 
   LINKS.each do |url|
     validates_formatting_of url.to_sym,

app/models/rubygem.rb

@@ -168,6 +168,7 @@ def payload(version = versions.most_recent, protocol = Gemcutter::PROTOCOL,
       'mailing_list_uri'  => linkset.try(:mail),
       'source_code_uri'   => linkset.try(:code),
       'bug_tracker_uri'   => linkset.try(:bugs),
+      'changelog_uri'   => linkset.try(:changelog),
       'dependencies'      => {
         'development' => version.dependencies.development.to_a,
         'runtime'     => version.dependencies.runtime.to_a

app/views/rubygems/edit.html.erb

@@ -27,5 +27,9 @@
     <%= form.label :bugs, :class => 'form__label' %>
     <%= form.text_field :bugs, :class => 'form__input' %>
   </div>
+  <div class="url_field">
+    <%= form.label :changelog, class: 'form__label' %>
+    <%= form.text_field :changelog, class: 'form__input' %>
+  </div>
   <%= form.submit t('update'), :data => {:disable_with => t('form_disable_with')}, :class => 'form__submit' %>
 <% end %>

app/views/rubygems/show.html.erb

@@ -149,7 +149,7 @@
 
         <% if @latest_version.indexed %>
           <% if @rubygem.linkset.present? %>
-            <%- %i{home code docs wiki mail bugs}.each do |link| %>
+            <%- %i{home code docs wiki mail bugs changelog}.each do |link| %>
               <%= link_to_page t("rubygems.show.links.#{link}"), @rubygem.linkset.public_send(link) %>
             <%- end %>
           <% end %>

config/locales/en.yml

@@ -108,6 +108,7 @@ en:
         wiki: Wiki
         mail: Mailing List
         bugs: Bug Tracker
+        changelog: Change Log
       versions_header: Versions
       bundler_header: Gemfile
       show_all_versions: "Show all versions (%{count} total)"
@@ -149,6 +150,7 @@ en:
         password: Password
       linkset:
         bugs: Bug Tracker URL
+        changelog: Change Log URL
         code: Source Code URL
         docs: Documentation URL
         mail: Mailing List URL

db/migrate/20150821091456_add_changelog_to_linksets.rb

@@ -0,0 +1,5 @@
+class AddChangelogToLinksets < ActiveRecord::Migration
+  def change
+    add_column :linksets, :changelog, :string
+  end
+end

db/schema.rb

@@ -11,7 +11,8 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema.define(version: 20150407012331) do
+ActiveRecord::Schema.define(version: 20150821091456) do
+
   # These are extensions that must be enabled in order to support this database
   enable_extension "plpgsql"
   enable_extension "hstore"
@@ -71,6 +72,7 @@
     t.string   "bugs"
     t.datetime "created_at"
     t.datetime "updated_at"
+    t.string   "changelog"
   end
 
   add_index "linksets", ["rubygem_id"], name: "index_linksets_on_rubygem_id", using: :btree
@@ -185,4 +187,5 @@
     t.datetime "updated_at"
     t.integer  "rubygem_id"
   end
+
 end

test/factories.rb

@@ -38,6 +38,7 @@
     mail 'http://example.com'
     code 'http://example.com'
     bugs 'http://example.com'
+    changelog 'http://example.com'
   end
 
   factory :ownership do

test/unit/rubygem_test.rb

@@ -435,6 +435,7 @@ class RubygemTest < ActiveSupport::TestCase
         assert_equal @rubygem.linkset.mail, hash["mailing_list_uri"]
         assert_equal @rubygem.linkset.code, hash["source_code_uri"]
         assert_equal @rubygem.linkset.bugs, hash["bug_tracker_uri"]
+        assert_equal @rubygem.linkset.changelog, hash["changelog_uri"]
       end
 
       should "return version documentation url if linkset docs is empty" do
@@ -454,6 +455,7 @@ class RubygemTest < ActiveSupport::TestCase
         assert_equal @rubygem.linkset.mail, doc.at_css("mailing-list-uri").content
         assert_equal @rubygem.linkset.code, doc.at_css("source-code-uri").content
         assert_equal @rubygem.linkset.bugs, doc.at_css("bug-tracker-uri").content
+        assert_equal @rubygem.linkset.changelog, doc.at_css("changelog-uri").content
       end
     end
   end