yes, shouldn't be "what already exists in db" because that may include items of the actual selection. DOing the multiselect only useful for adding stuff... but the actual selection + what was already selected from the other products. I'll see if I find a way to do that.
Thanks, Nico On Sat, Jul 30, 2011 at 7:58 PM, howesc <how...@umich.edu> wrote: > sounds like you would need to write either a custom validator and or some > custom handling of the form - the SQLFORM() helper assumes that what is the > output of the validated field is exactly what you want to store in the DB, > but it sounds like you want the output of the validated field to be made of > data that was both submitted by the user and also by what already exists in > the DB. > > look for custom validators in the book and see if you can build one that > will work for you. sounds like you have defined the requirements so that's > a good first step! >
