Retroactively pre(?)activate users for gestionnaires and administrateurs

lib/tasks/2018_06_06_users_for_admins_and_gestionnaires.rake

@@ -0,0 +1,29 @@
+namespace :'2018_06_06_users_for_admins_and_gestionnaires' do
+  task preactivate: :environment do
+    preactivate_users(Gestionnaire, 'accompagnateur') { |g| g.reset_password_token.nil? }
+    preactivate_users(Administrateur) { |a| a.active? }
+  end
+
+  def preactivate_users(model, role_name = nil, &block)
+    table_name = model.table_name
+    role_name ||= table_name.singularize
+
+    already_activated = model
+      .joins("INNER JOIN users ON #{table_name}.email = users.email")
+      .where(users: { confirmed_at: nil })
+      .to_a
+      .select(&block)
+
+    puts("Sending emails to #{already_activated.count} #{table_name} that were already confirmed")
+
+    already_activated.each { |m| PreactivateUsersMailer.reinvite(m, role_name).deliver_later }
+
+    count =
+      User
+        .joins("INNER JOIN #{table_name} ON #{table_name}.email = users.email")
+        .where(confirmed_at: nil)
+        .update_all(confirmed_at: DateTime.now)
+
+    puts("Fixed #{count} #{table_name} with unconfirmed user")
+  end
+end