1 files changed, 6 insertions, 1 deletions
diff --git a/app/models/account.rb b/app/models/account.rb
index b3917e6e8..c92bb1574 100644
--- a/app/models/account.rb
+++ b/app/models/account.rb
@@ -1,7 +1,7 @@
 class Account < ActiveRecord::Base
   # Local users
   has_one :user, inverse_of: :account
-  validates :username, uniqueness: { scope: :domain }
+  validates :username, uniqueness: { scope: :domain, case_sensitive: false }
 
   # Avatar upload
   attr_reader :avatar_remote_url
@@ -97,6 +97,11 @@ class Account < ActiveRecord::Base
     self.username
   end
 
+  def self.find_local!(username)
+    table = self.arel_table
+    self.where(table[:username].matches(username)).where(domain: nil).take!
+  end
+
   before_create do
     if local?
       keypair = OpenSSL::PKey::RSA.new(Rails.env.test? ? 1024 : 2048)