Nordea banklink(pangalink) specifics

Recently I wrote about Banklink(Pangalink) payment configuration with php.

Here in Estonia, most of banks use iPizza mechanism (such as SwedBank, Sampo and SEB).
Nordea uses SOLOPMT (thanks Kurapov for a clue)

So, here is the code and explanations for generating form to post payment to Nordea bank:

To create a return file, use the following code:

Nordea document E-Payment_v1_1