cleanup

1 files changed, 37 insertions, 0 deletions

diff --git a/contrib/articles/ui/figs/taler-withdraw.pml b/contrib/articles/ui/figs/taler-withdraw.pml
new file mode 100644
index 000000000..33f5dac0b
--- /dev/null
+++ b/contrib/articles/ui/figs/taler-withdraw.pml
@@ -0,0 +1,37 @@
+@startuml
+autonumber
+
+Actor "Customer Browser" as Customer
+Participant "Bank Site" as Bank
+Participant "Taler Exchange" as Exchange
+
+note over Customer, Bank: HTTPS
+note over Customer, Exchange: HTTPS
+note over Bank, Exchange: wire transfer
+
+title Taler (Withdraw coins)
+
+Customer->Bank: user authentication
+Bank->Customer: send account portal
+
+Customer->Customer: initiate withdrawal (specify amount and exchange)
+
+Customer->Exchange: request coin denomination keys and wire transfer data
+Exchange->Customer: send coin denomination keys and wire transfer data
+
+Customer->Bank: execute withdrawal
+
+opt
+Bank->Customer: request transaction authorization
+Customer->Bank: transaction authorization
+end
+
+Bank->Customer: withdrawal confirmation
+Bank->Exchange: execute wire transfer
+
+
+Customer->Exchange: withdraw request
+Customer<-Exchange: signed blinded coins
+Customer->Customer: unblind coins
+
+@enduml