title Login with IDP (iFrame)

Customer->OXID:goto /mein-konto
OXID->OXID-Backend: retrieve content for /mein-konto page
OXID<-OXID-Backend:send /mein-konto page with iFrame
OXID->IDP: Integrate /Account/Login as iFrame

OXID<-IDP: Login Form
Customer->IDP: enter user and password

OXID<-IDP: Call CallbackUrl in iFrame with id_token and nonce

OXID->OXID-Backend: Analyse Parameter

OXID-Backend->IDP: get keys and signed pem
OXID-Backend<-IDP:send keys and pem

OXID-Backend->OXID-Backend: encode and verify id_token

OXID-Backend->iMan:request SAP-Customer Info with AlkoCustomerNo
OXID-Backend<-iMan:send data
OXID-Backend->OXID-Backend: create user or update
OXID-Backend->OXID-Backend: login user in oxid with session
OXID<-OXID-Backend: send iFrame content
OXID->OXID: iFrame content send message over javascript to parent page

Customer<-OXID: reload page after login with location.reload()