1 files changed, 56 insertions, 0 deletions
diff --git a/lib/gitlab/auth/o_auth/provider.rb b/lib/gitlab/auth/o_auth/provider.rb
new file mode 100644
index 00000000000..f8ab8ee1388
--- /dev/null
+++ b/lib/gitlab/auth/o_auth/provider.rb
@@ -0,0 +1,56 @@
+module Gitlab
+  module Auth
+    module OAuth
+      class Provider
+        LABELS = {
+          "github"         => "GitHub",
+          "gitlab"         => "GitLab.com",
+          "google_oauth2"  => "Google"
+        }.freeze
+
+        def self.providers
+          Devise.omniauth_providers
+        end
+
+        def self.enabled?(name)
+          providers.include?(name.to_sym)
+        end
+
+        def self.ldap_provider?(name)
+          name.to_s.start_with?('ldap')
+        end
+
+        def self.sync_profile_from_provider?(provider)
+          return true if ldap_provider?(provider)
+
+          providers = Gitlab.config.omniauth.sync_profile_from_provider
+
+          if providers.is_a?(Array)
+            providers.include?(provider)
+          else
+            providers
+          end
+        end
+
+        def self.config_for(name)
+          name = name.to_s
+          if ldap_provider?(name)
+            if Gitlab::Auth::LDAP::Config.valid_provider?(name)
+              Gitlab::Auth::LDAP::Config.new(name).options
+            else
+              nil
+            end
+          else
+            Gitlab.config.omniauth.providers.find { |provider| provider.name == name }
+          end
+        end
+
+        def self.label_for(name)
+          name = name.to_s
+          config = config_for(name)
+          (config && config['label']) || LABELS[name] || name.titleize
+        end
+      end
+    end
+  end
+end