discourse/app/controllers/users/omniauth_callbacks_controller.rb

101 lines
3.0 KiB
Ruby

# -*- encoding : utf-8 -*-
require_dependency 'email'
require_dependency 'enum'
require_dependency 'user_name_suggester'
class Users::OmniauthCallbacksController < ApplicationController
BUILTIN_AUTH = [
Auth::FacebookAuthenticator.new,
Auth::OpenIdAuthenticator.new("google", "https://www.google.com/accounts/o8/id", trusted: true),
Auth::GoogleOAuth2Authenticator.new,
Auth::OpenIdAuthenticator.new("yahoo", "https://me.yahoo.com", trusted: true),
Auth::GithubAuthenticator.new,
Auth::TwitterAuthenticator.new
]
skip_before_filter :redirect_to_login_if_required
layout false
def self.types
@types ||= Enum.new(:facebook, :twitter, :google, :yahoo, :github, :persona, :cas)
end
# need to be able to call this
skip_before_filter :check_xhr
# this is the only spot where we allow CSRF, our openid / oauth redirect
# will not have a CSRF token, however the payload is all validated so its safe
skip_before_filter :verify_authenticity_token, only: :complete
def complete
auth = request.env["omniauth.auth"]
auth[:session] = session
authenticator = self.class.find_authenticator(params[:provider])
@data = authenticator.after_authenticate(auth)
@data.authenticator_name = authenticator.name
if @data.user
user_found(@data.user)
elsif SiteSetting.invite_only?
@data.requires_invite = true
else
session[:authentication] = @data.session_data
end
respond_to do |format|
format.html
format.json { render json: @data.to_client_hash }
end
end
def failure
flash[:error] = I18n.t("login.omniauth_error", strategy: params[:strategy].titleize)
render layout: 'no_js'
end
def self.find_authenticator(name)
BUILTIN_AUTH.each do |authenticator|
if authenticator.name == name
raise Discourse::InvalidAccess.new("provider is not enabled") unless SiteSetting.send("enable_#{name}_logins?")
return authenticator
end
end
Discourse.auth_providers.each do |provider|
return provider.authenticator if provider.name == name
end
raise Discourse::InvalidAccess.new("provider is not found")
end
protected
def user_found(user)
# automatically activate any account if a provider marked the email valid
if !user.active && @data.email_valid
user.toggle(:active).save
end
if ScreenedIpAddress.block_login?(user, request.remote_ip)
@data.not_allowed_from_ip_address = true
elsif Guardian.new(user).can_access_forum? && user.active # log on any account that is active with forum access
log_on_user(user)
Invite.invalidate_for_email(user.email) # invite link can't be used to log in anymore
session[:authentication] = nil # don't carry around old auth info, perhaps move elsewhere
@data.authenticated = true
else
if SiteSetting.must_approve_users? && !user.approved?
@data.awaiting_approval = true
else
@data.awaiting_activation = true
end
end
end
end