From abd7ee1fc2ecc15b50944db30c59bedc26ec41b6 Mon Sep 17 00:00:00 2001
From: erdgeist <erdgeist@erdgeist.org>
Date: Sat, 1 Aug 2026 04:14:00 +0200
Subject: Let Redaktion grant and revoke its own role

Any holder may add or remove another account, witnessed as
redaktion_grant/revoke so the vouching is legible. Not behind elevation:
onboarding must not wait for a keyholder, and a compromised Redaktion
account can already publish.
---
 app/models/user.rb | 31 +++++++++++++++++++++++++++++++
 1 file changed, 31 insertions(+)

(limited to 'app/models')

diff --git a/app/models/user.rb b/app/models/user.rb
index bf0f40ee..c3035a02 100644
--- a/app/models/user.rb
+++ b/app/models/user.rb
@@ -25,6 +25,7 @@ class User < ApplicationRecord
                             :message => Authentication.bad_email_message
 
   validate :roles_are_known
+  validate :admin_needs_second_factor
 
   # Authenticates a user by their login name and unencrypted password. Returns the user or nil.
   def self.authenticate(login, password)
@@ -136,6 +137,30 @@ class User < ApplicationRecord
     true
   end
 
+  def grant_redaktion!(actor:)
+    return :already if redaktion?
+    return :no_second_factor unless otp_enrolled?
+
+    transaction do
+      update_column(:roles, (roles | ["redaktion"]).sort)
+      NodeAction.record!(:participants => [self], :user => actor,
+                          :action => "redaktion_grant", :target_login => login)
+    end
+    :granted
+  end
+
+  def revoke_redaktion!(actor:)
+    return :already unless redaktion?
+    return :self unless actor != self
+
+    transaction do
+      update_column(:roles, (roles - ["redaktion"]).sort)
+      NodeAction.record!(:participants => [self], :user => actor,
+                          :action => "redaktion_revoke", :target_login => login)
+    end
+    :revoked
+  end
+
   # otp_secret present == enrolled. otp_pending_secret holds the secret
   # between QR display and first-code confirmation. otp_consumed_timestep
   # makes every accepted code single-use (replay guard within the drift
@@ -213,4 +238,10 @@ class User < ApplicationRecord
       unknown = roles.to_a - ROLES
       errors.add(:roles, :unknown, :list => unknown.join(", ")) if unknown.any?
     end
+
+    def admin_needs_second_factor
+      return unless roles.include?("admin")
+      return if otp_secret.present?
+      errors.add(:roles, :admin_needs_otp)
+    end
 end
-- 
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