Hi all, I have tried django before and I want to give a try to web2py because it looks more language natural, but I run into a problem (sorry if my question is stupid) : in db.py : ########################
db.define_table('destinataire', Field <http://127.0.0.1:8000/examples/global/vars/Field>('email', unique=True, required=True, length=30), Field <http://127.0.0.1:8000/examples/global/vars/Field>('nom', length=30), Field <http://127.0.0.1:8000/examples/global/vars/Field>('prenom', length=30), Field <http://127.0.0.1:8000/examples/global/vars/Field>('entreprise', length=30), Field <http://127.0.0.1:8000/examples/global/vars/Field>('fax', length=10), format = '%(email)s') db.define_table('mailinglist', Field <http://127.0.0.1:8000/examples/global/vars/Field>('nom', unique=True, required=True, length=30), Field <http://127.0.0.1:8000/examples/global/vars/Field>('description', required=True, length=150), Field <http://127.0.0.1:8000/examples/global/vars/Field>('declencheur', required=True, length=30), Field <http://127.0.0.1:8000/examples/global/vars/Field>('public', 'boolean'), format = '%(nom)s') db.define_table('abonnement', Field <http://127.0.0.1:8000/examples/global/vars/Field>('destinataire_id', db.destinataire), Field <http://127.0.0.1:8000/examples/global/vars/Field>('mailinglist_id', db.mailinglist) ) db.destinataire.email.requires = IS_NOT_IN_DB <http://127.0.0.1:8000/examples/global/vars/IS_NOT_IN_DB>(db, db.destinataire.email) db.destinataire.email.requires = IS_EMAIL <http://127.0.0.1:8000/examples/global/vars/IS_EMAIL>() db.destinataire.email.requires = IS_NOT_EMPTY <http://127.0.0.1:8000/examples/global/vars/IS_NOT_EMPTY>() db.mailinglist.nom.requires = IS_NOT_IN_DB <http://127.0.0.1:8000/examples/global/vars/IS_NOT_IN_DB>(db, db.mailinglist.nom) db.mailinglist.nom.requires = IS_NOT_EMPTY <http://127.0.0.1:8000/examples/global/vars/IS_NOT_EMPTY>() db.mailinglist.description.requires = IS_NOT_EMPTY <http://127.0.0.1:8000/examples/global/vars/IS_NOT_EMPTY>() db.mailinglist.declencheur.requires = IS_NOT_EMPTY <http://127.0.0.1:8000/examples/global/vars/IS_NOT_EMPTY>() #l'abonnement d'un destinataire à une mailinglist doit être unique #tiré de http://osdir.com/ml/web2py/2010-07/msg01889.html db.abonnement.destinataire_id.requires = IS_IN_DB <http://127.0.0.1:8000/examples/global/vars/IS_IN_DB>(db, 'destinataire.id', '%(email)s', _and=IS_NOT_IN_DB <http://127.0.0.1:8000/examples/global/vars/IS_NOT_IN_DB>(db(db.abonnement.mailinglist_id==request <http://127.0.0.1:8000/examples/global/vars/request>.vars.mailinglist_id), 'abonnement.destinataire_id')) ######################## As described, a "destinataire" can make multiple subscriptions "abonnement" to "mailinglist", and a mailinglist have multiple subscribers. I don't understand how to give a user the possibility to make a subscription to multiple mailinglists in one form like : enter email : _____ select mailinglists : ml1 X ml2 X ml3 . where the user select each mailinglist he wants to subscribe with a checkbox. Thanks for any help --