ink to configured gravatar host on profile page

CHANGELOG

@@ -28,6 +28,7 @@ v 7.14.0 (unreleased)
   - Show buttons to add license, changelog and contribution guide if they're missing.
   - Disabled autocapitalize and autocorrect on login field (Daryl Chan)
   - Mention group and project name in creation, update and deletion notices (Achilleas Pipinellis)
+  - Update gravatar link on profile page to link to configured gravatar host (Ben Bodenmiller)
   - Remove redis-store TTL monkey patch
 v 7.13.2

app/views/profiles/show.html.haml

@@ -82,12 +82,12 @@
                 You can change your avatar here
                 - if Gitlab.config.gravatar.enabled
                   %br
-                  or remove the current avatar to revert to #{link_to "gravatar.com", "http://gravatar.com"}
+                  or remove the current avatar to revert to #{link_to Gitlab.config.gravatar.host, "http://" + Gitlab.config.gravatar.host}
               - else
                 You can upload an avatar here
                 - if Gitlab.config.gravatar.enabled
                   %br
-                  or change it at #{link_to "gravatar.com", "http://gravatar.com"}
+                  or change it at #{link_to Gitlab.config.gravatar.host, "http://" + Gitlab.config.gravatar.host}
             %hr
             %a.choose-btn.btn.btn-sm.js-choose-user-avatar-button
               %i.fa.fa-paperclip

config/initializers/1_settings.rb

@@ -8,6 +8,15 @@ class Settings < Settingslogic
     def gitlab_on_standard_port?
       gitlab.port.to_i == (gitlab.https ? 443 : 80)
     end
+    
+    # get host without www, thanks to http://stackoverflow.com/a/6674363/1233435
+    def get_host_without_www(url)
+      url = URI.encode(url)
+      uri = URI.parse(url)
+      uri = URI.parse("http://#{url}") if uri.scheme.nil?
+      host = uri.host.downcase
+      host.start_with?('www.') ? host[4..-1] : host
+    end
     private
@@ -147,6 +156,7 @@ Settings['gravatar'] ||= Settingslogic.new({})
 Settings.gravatar['enabled']      = true if Settings.gravatar['enabled'].nil?
 Settings.gravatar['plain_url']  ||= 'http://www.gravatar.com/avatar/%{hash}?s=%{size}&d=identicon'
 Settings.gravatar['ssl_url']    ||= 'https://secure.gravatar.com/avatar/%{hash}?s=%{size}&d=identicon'
+Settings.gravatar['host']         = Settings.get_host_without_www(Settings.gravatar['plain_url'])
 #
 # GitLab Shell

features/profile/profile.feature

@@ -35,6 +35,7 @@ Feature: Profile
     Then I change my avatar
     And I should see new avatar
     And I should see the "Remove avatar" button
+    And I should see the gravatar host link
   Scenario: I remove my avatar
     Given I visit profile page
@@ -42,6 +43,7 @@ Feature: Profile
     When I remove my avatar
     Then I should see my gravatar
     And I should not see the "Remove avatar" button
+    And I should see the gravatar host link
   Scenario: My password is expired
     Given my password is expired

features/steps/profile/profile.rb

@@ -59,6 +59,10 @@ class Spinach::Features::Profile < Spinach::FeatureSteps
   step 'I should not see the "Remove avatar" button' do
     expect(page).not_to have_link("Remove avatar")
   end
+  
+  step 'I should see the gravatar host link' do
+    expect(page).to have_link("gravatar.com")
+  end
   step 'I try change my password w/o old one' do
     page.within '.update-password' do