Dashboard checks for facebook, twitter, and github configs

app/models/admin_dashboard_data.rb

@@ -11,7 +11,7 @@ class AdminDashboardData
   def as_json
     @json ||= {
       reports: REPORTS.map { |type| Report.find(type) },
-      problems: [rails_env_check, host_names_check, gc_checks, sidekiq_check || clockwork_check, ram_check].compact,
+      problems: [rails_env_check, host_names_check, gc_checks, sidekiq_check || clockwork_check, ram_check, facebook_config_check, twitter_config_check, github_config_check].compact,
       admins: User.admins.count,
       moderators: User.moderators.count
     }.merge(
@@ -43,4 +43,16 @@ class AdminDashboardData
   def ram_check
     I18n.t('dashboard.memory_warning') if MemInfo.new.mem_total and MemInfo.new.mem_total < 1_000_000
   end
-end
+
+  def facebook_config_check
+    I18n.t('dashboard.facebook_config_warning') if SiteSetting.enable_facebook_logins and (!SiteSetting.facebook_app_id.present? or !SiteSetting.facebook_app_secret.present?)
+  end
+
+  def twitter_config_check
+    I18n.t('dashboard.twitter_config_warning') if SiteSetting.enable_twitter_logins and (!SiteSetting.twitter_consumer_key.present? or !SiteSetting.twitter_consumer_secret.present?)
+  end
+
+  def github_config_check
+    I18n.t('dashboard.github_config_warning') if SiteSetting.enable_github_logins and (!SiteSetting.github_client_id.present? or !SiteSetting.github_client_secret.present?)
+  end
+end

config/locales/server.en.yml

@@ -298,6 +298,9 @@ en:
     clockwork_warning: 'Clockwork is not running. Ensure that a clockwork process is always running so that important jobs can be scheduled. <a href="https://github.com/tomykaira/clockwork">Learn about clockwork here</a>.'
     sidekiq_warning: 'Sidekiq is not running. Many tasks, like sending emails, are executed asynchronously by sidekiq. Please ensure at least one sidekiq process is running. <a href="https://github.com/mperham/sidekiq">Learn about Sidekiq here</a>.'
     memory_warning: 'Your server is running with less than 1 GB of total memory. At least 1 GB of memory is recommended.'
+    facebook_config_warning: 'The server is configured to allow signup and log in with Facebook (enable_facebook_logins), but the app id and app secret values are not set. Go to <a href="/admin/site_settings">the Site Settings</a> and update the settings. <a href="https://github.com/discourse/discourse/wiki/The-Discourse-Admin-Quick-Start-Guide#enable-facebook-logins" target="_blank">See this guide to learn more</a>.'
+    twitter_config_warning: 'The server is configured to allow signup and log in with Twitter (enable_twitter_logins), but the key and secret values are not set. Go to <a href="/admin/site_settings">the Site Settings</a> and update the settings. <a href="https://github.com/discourse/discourse/wiki/The-Discourse-Admin-Quick-Start-Guide#enable-twitter-logins" target="_blank">See this guide to learn more</a>.'
+    github_config_warning: 'The server is configured to allow signup and log in with GitHub (enable_github_logins), but the client id and secret values are not set. Go to <a href="/admin/site_settings">the Site Settings</a> and update the settings. <a href="https://github.com/discourse/discourse/wiki/The-Discourse-Admin-Quick-Start-Guide" target="_blank">See this guide to learn more</a>.'
 
   site_settings:
     default_locale: "The default language of this Discourse instance (ISO 639-1 Code)"

spec/models/admin_dashboard_data_spec.rb

@@ -121,4 +121,70 @@ describe AdminDashboardData do
     end
   end
 
+  describe 'auth_config_checks' do
+
+    shared_examples_for 'problem detection for login providers' do
+      context 'when disabled' do
+        it 'returns nil' do
+          SiteSetting.stubs(enable_setting).returns(false)
+          subject.should be_nil
+        end
+      end
+
+      context 'when enabled' do
+        before do
+          SiteSetting.stubs(enable_setting).returns(true)
+        end
+
+        it 'returns nil key and secret are set' do
+          SiteSetting.stubs(key).returns('12313213')
+          SiteSetting.stubs(secret).returns('12312313123')
+          subject.should be_nil
+        end
+
+        it 'returns a string when key is not set' do
+          SiteSetting.stubs(key).returns('')
+          SiteSetting.stubs(secret).returns('12312313123')
+          subject.should_not be_nil
+        end
+
+        it 'returns a string when secret is not set' do
+          SiteSetting.stubs(key).returns('123123')
+          SiteSetting.stubs(secret).returns('')
+          subject.should_not be_nil
+        end
+
+        it 'returns a string when key and secret are not set' do
+          SiteSetting.stubs(key).returns('')
+          SiteSetting.stubs(secret).returns('')
+          subject.should_not be_nil
+        end
+      end
+    end
+
+    describe 'facebook' do
+      subject { AdminDashboardData.new.facebook_config_check }
+      let(:enable_setting) { :enable_facebook_logins }
+      let(:key) { :facebook_app_id }
+      let(:secret) { :facebook_app_secret }
+      it_should_behave_like 'problem detection for login providers'
+    end
+
+    describe 'twitter' do
+      subject { AdminDashboardData.new.twitter_config_check }
+      let(:enable_setting) { :enable_twitter_logins }
+      let(:key) { :twitter_consumer_key }
+      let(:secret) { :twitter_consumer_secret }
+      it_should_behave_like 'problem detection for login providers'
+    end
+
+    describe 'github' do
+      subject { AdminDashboardData.new.github_config_check }
+      let(:enable_setting) { :enable_github_logins }
+      let(:key) { :github_client_id }
+      let(:secret) { :github_client_secret }
+      it_should_behave_like 'problem detection for login providers'
+    end
+  end
+
 end