Refactor User model, extract PamAuthenticable, LdapAuthenticable (#10217)

app/models/concerns/ldap_authenticable.rb

@@ -0,0 +1,25 @@
+# frozen_string_literal: true
+
+module LdapAuthenticable
+  extend ActiveSupport::Concern
+
+  def ldap_setup(_attributes)
+    self.confirmed_at = Time.now.utc
+    self.admin        = false
+
+    save!
+  end
+
+  class_methods do
+    def ldap_get_user(attributes = {})
+      resource = joins(:account).find_by(accounts: { username: attributes[Devise.ldap_uid.to_sym].first })
+
+      if resource.blank?
+        resource = new(email: attributes[:mail].first, agreement: true, account_attributes: { username: attributes[Devise.ldap_uid.to_sym].first })
+        resource.ldap_setup(attributes)
+      end
+
+      resource
+    end
+  end
+end