Move User.cleanup_username to Namespace.cleanup_path.

app/models/namespace.rb

@@ -44,23 +44,42 @@ class Namespace < ActiveRecord::Base
 
   scope :root, -> { where('type IS NULL') }
 
-  def self.by_path(path)
+  class << self
+    def by_path(path)
       where('lower(path) = :value', value: path.downcase).first
     end
 
     # Case insensetive search for namespace by path or name
-  def self.find_by_path_or_name(path)
+    def find_by_path_or_name(path)
       find_by("lower(path) = :path OR lower(name) = :path", path: path.downcase)
     end
 
-  def self.search(query)
+    def search(query)
       where("name LIKE :query OR path LIKE :query", query: "%#{query}%")
     end
 
-  def self.global_id
+    def global_id
       'GLN'
     end
 
+    def clean_path(path)
+      path.gsub!(/@.*\z/,             "")
+      path.gsub!(/\.git\z/,           "")
+      path.gsub!(/\A-/,               "")
+      path.gsub!(/\z./,               "")
+      path.gsub!(/[^a-zA-Z0-9_\-\.]/, "")
+
+      counter = 0
+      base = path
+      while Namespace.by_path(path).present?
+        counter += 1
+        path = "#{base}#{counter}"
+      end
+
+      path
+    end
+  end
+
   def to_param
     path
   end

app/models/user.rb

@@ -229,22 +229,6 @@ class User < ActiveRecord::Base
     def build_user(attrs = {})
       User.new(attrs)
     end
-
-    def clean_username(username)
-      username.gsub!(/@.*\z/,             "")
-      username.gsub!(/\.git\z/,           "")
-      username.gsub!(/\A-/,               "")
-      username.gsub!(/[^a-zA-Z0-9_\-\.]/, "")
-
-      counter = 0
-      base = username
-      while User.by_login(username).present? || Namespace.by_path(username).present?
-        counter += 1
-        username = "#{base}#{counter}"
-      end
-
-      username
-    end
   end
 
   #

lib/gitlab/oauth/user.rb

@@ -86,7 +86,7 @@ module Gitlab
       def user_attributes
         {
           name:                       auth_hash.name,
-          username:                   ::User.clean_username(auth_hash.username),
+          username:                   ::Namespace.clean_path(auth_hash.username),
           email:                      auth_hash.email,
           password:                   auth_hash.password,
           password_confirmation:      auth_hash.password,

spec/models/namespace_spec.rb

@@ -85,4 +85,14 @@ describe Namespace do
     it { expect(Namespace.find_by_path_or_name('WOW')).to eq(@namespace) }
     it { expect(Namespace.find_by_path_or_name('unknown')).to eq(nil) }
   end
+
+  describe ".clean_path" do
+
+    let!(:user)       { create(:user, username: "johngitlab-etc") }
+    let!(:namespace)  { create(:namespace, path: "JohnGitLab-etc1") }
+
+    it "cleans the path and makes sure it's available" do
+      expect(Namespace.clean_path("-john+gitlab-ETC%.git@gmail.com")).to eq("johngitlab-ETC2")
+    end
+  end
 end

spec/models/user_spec.rb

@@ -307,16 +307,6 @@ describe User do
     end
   end
 
-  describe ".clean_username" do
-
-    let!(:user) { create(:user, username: "johngitlab-etc") }
-    let!(:namespace) { create(:namespace, path: "JohnGitLab-etc1") }
-
-    it "cleans a username and makes sure it's available" do
-      expect(User.clean_username("-john+gitlab-ETC%.git@gmail.com")).to eq("johngitlab-ETC2")
-    end
-  end
-
   describe 'all_ssh_keys' do
     it { is_expected.to have_many(:keys).dependent(:destroy) }