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# frozen_string_literal: true
module Omniauthable
extend ActiveSupport::Concern
TEMP_EMAIL_PREFIX = 'change@me'
TEMP_EMAIL_REGEX = /\Achange@me/
included do
def omniauth_providers
Devise.omniauth_configs.keys
end
def email_verified?
email && email !~ TEMP_EMAIL_REGEX
end
end
class_methods do
def find_for_oauth(auth, signed_in_resource = nil)
# EOLE-SSO Patch
auth.uid = (auth.uid[0][:uid] || auth.uid[0][:user]) if auth.uid.is_a? Hashie::Array
identity = Identity.find_for_oauth(auth)
# If a signed_in_resource is provided it always overrides the existing user
# to prevent the identity being locked with accidentally created accounts.
# Note that this may leave zombie accounts (with no associated identity) which
# can be cleaned up at a later date.
user = signed_in_resource ? signed_in_resource : identity.user
user = create_for_oauth(auth) if user.nil?
if identity.user.nil?
identity.user = user
identity.save!
end
user
end
def create_for_oauth(auth)
# Check if the user exists with provided email if the provider gives us a
# verified email. If no verified email was provided or the user already
# exists, we assign a temporary email and ask the user to verify it on
# the next step via Auth::ConfirmationsController.finish_signup
user = User.new(user_params_from_auth(auth))
user.account.avatar_remote_url = auth.info.image if auth.info.image =~ /\A#{URI.regexp(%w(http https))}\z/
user.skip_confirmation!
user.save!
user
end
private
def user_params_from_auth(auth)
strategy = Devise.omniauth_configs[auth.provider.to_sym].strategy
assume_verified = strategy.try(:security).try(:assume_email_is_verified)
email_is_verified = auth.info.verified || auth.info.verified_email || assume_verified
email = auth.info.verified_email || auth.info.email
email = email_is_verified && !User.exists?(email: auth.info.email) && email
{
email: email ? email : "#{TEMP_EMAIL_PREFIX}-#{auth.uid}-#{auth.provider}.com",
password: Devise.friendly_token[0, 20],
account_attributes: {
username: ensure_unique_username(auth.uid),
display_name: [auth.info.first_name, auth.info.last_name].join(' '),
},
}
end
def ensure_unique_username(starting_username)
username = starting_username
i = 0
while Account.exists?(username: username)
i += 1
username = "#{starting_username}_#{i}"
end
username
end
end
end
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