hostname_bu=tools.config.get('xmlrpc_interface')
port_bu=tools.config.get('xmlrpc_port')
database_bu=cr.dbname

Then you need configure xmlrpc_interface in config file openerp.

for now , the business unit is noy yet calculated.
this version is for test bounce
id_bu should be calculate 'host@port/databasename'
the sample here in code is :
id_bu='vmd:8069/camp'

other def_body_html and def_body_text to change to body_html and body_text

Tree is up to date at revision 3663 of branch http://bazaar.launchpad.net/~openerp/openobject-server/trunk
Tue Sep 27 16:00:15 CEST 2011

def_body_text => body_text
def_body_html => body_html
generate_mail => send_mail

to add some tests for text and HTML
Added the html href support

coherence control.

First project version. This is just a stub that adds the boolean use_tracker to the marketing campaign activity and then overrides the email launching. The real work will begin now :)