From c8508d3f26620cd9aaf8f3e8180970b764d612d4 Mon Sep 17 00:00:00 2001
From: Neil Lalonde <neillalonde@gmail.com>
Date: Wed, 20 Mar 2013 15:38:28 -0400
Subject: [PATCH] Dashboard warning when host_names is localhost

---
 app/models/admin_dashboard_data.rb       |  6 +++++-
 config/locales/server.en.yml             |  1 +
 spec/models/admin_dashboard_data_spec.rb | 19 +++++++++++++++++++
 3 files changed, 25 insertions(+), 1 deletion(-)

diff --git a/app/models/admin_dashboard_data.rb b/app/models/admin_dashboard_data.rb
index f08aed0fdd7..8dac0e9534f 100644
--- a/app/models/admin_dashboard_data.rb
+++ b/app/models/admin_dashboard_data.rb
@@ -10,7 +10,7 @@ class AdminDashboardData
     @json ||= {
       reports: REPORTS.map { |type| Report.find(type) },
       total_users: User.count,
-      problems: [rails_env_check].compact
+      problems: [rails_env_check, host_names_check].compact
     }.merge(
       SiteSetting.version_checks? ? {version_check: DiscourseUpdates.check_version} : {}
     )
@@ -19,4 +19,8 @@ class AdminDashboardData
   def rails_env_check
     I18n.t("dashboard.rails_env_warning", env: Rails.env) unless Rails.env == 'production'
   end
+
+  def host_names_check
+    I18n.t("dashboard.host_names_warning") if ['localhost', 'production.localhost'].include?(Discourse.current_hostname)
+  end
 end
\ No newline at end of file
diff --git a/config/locales/server.en.yml b/config/locales/server.en.yml
index 0c76bc7a70e..c0f91f7269c 100644
--- a/config/locales/server.en.yml
+++ b/config/locales/server.en.yml
@@ -285,6 +285,7 @@ en:
 
   dashboard:
     rails_env_warning: "Your server is running in %{env} mode."
+    host_names_warning: "Your config/database.yml file is using the default localhost hostname. Update it to use your site's hostname."
 
   site_settings:
     default_locale: "The default language of this Discourse instance (ISO 639-1 Code)"
diff --git a/spec/models/admin_dashboard_data_spec.rb b/spec/models/admin_dashboard_data_spec.rb
index eb368a6df48..b5c604abe04 100644
--- a/spec/models/admin_dashboard_data_spec.rb
+++ b/spec/models/admin_dashboard_data_spec.rb
@@ -21,4 +21,23 @@ describe AdminDashboardData do
     end
   end
 
+  describe 'host_names_check' do
+    subject { AdminDashboardData.new.host_names_check }
+
+    it 'returns nil when host_names is set' do
+      Discourse.stubs(:current_hostname).returns('something.com')
+      subject.should be_nil
+    end
+
+    it 'returns a string when host_name is localhost' do
+      Discourse.stubs(:current_hostname).returns('localhost')
+      subject.should_not be_nil
+    end
+
+    it 'returns a string when host_name is production.localhost' do
+      Discourse.stubs(:current_hostname).returns('production.localhost')
+      subject.should_not be_nil
+    end
+  end
+
 end
\ No newline at end of file