class Gitlab::Auth

# File lib/gitlab/auth.rb, line 20
def create_from_omniauth(auth, ldap = false)
  provider = auth.provider
  uid = auth.info.uid || auth.uid
  name = auth.info.name.force_encoding("utf-8")
  email = auth.info.email.downcase unless auth.info.email.nil?

  ldap_prefix = ldap ? '(LDAP) ' : ''
  raise OmniAuth::Error, "#{ldap_prefix}#{provider} does not provide an email"         " address" if auth.info.email.blank?

  log.info "#{ldap_prefix}Creating user from #{provider} login"         " {uid => #{uid}, name => #{name}, email => #{email}}"
  password = Devise.friendly_token[0, 8].downcase
  @user = User.new({
    extern_uid: uid,
    provider: provider,
    name: name,
    email: email,
    password: password,
    password_confirmation: password,
    projects_limit: Gitlab.config.default_projects_limit,
  }, as: :admin)
  if Gitlab.config.omniauth['block_auto_created_users'] && !ldap
    @user.blocked = true
  end
  @user.save!
  @user
end

# File lib/gitlab/auth.rb, line 3
def find_for_ldap_auth(auth, signed_in_resource = nil)
  uid = auth.info.uid
  provider = auth.provider
  email = auth.info.email.downcase unless auth.info.email.nil?
  raise OmniAuth::Error, "LDAP accounts must provide an uid and email address" if uid.nil? or email.nil?

  if @user = User.find_by_extern_uid_and_provider(uid, provider)
    @user
  elsif @user = User.find_by_email(email)
    log.info "Updating legacy LDAP user #{email} with extern_uid => #{uid}"
    @user.update_attributes(:extern_uid => uid, :provider => provider)
    @user
  else
    create_from_omniauth(auth, true)
  end
end

# File lib/gitlab/auth.rb, line 49
def find_or_new_for_omniauth(auth)
  provider, uid = auth.provider, auth.uid
  email = auth.info.email.downcase unless auth.info.email.nil?

  if @user = User.find_by_provider_and_extern_uid(provider, uid)
    @user
  elsif @user = User.find_by_email(email)
    @user.update_attributes(:extern_uid => uid, :provider => provider)
    @user
  else
    if Gitlab.config.omniauth['allow_single_sign_on']
      @user = create_from_omniauth(auth)
      @user
    end
  end
end

# File lib/gitlab/auth.rb, line 66
def log
  Gitlab::AppLogger
end