Ah. Fixed. Predictably enough it was my find_all_array_assoc() which didn't have anything in the last parameter of the find_all(). I needed the $assoc_key which in my example here is 'righthandvalue'.
Thanks. has_many() isn't appropriate for this situation though I can see the merits.
I have a feeling there's still a problem with that original code block in my opening post.
$field_values = (!empty($values[$key_field])) ? array_keys($CI->$loo…
Hmm. Further to this situation, I'm able to populate the left side of the multi-select widget and clicking multiple selections across to the right will give me the correct values in $this->normalized_save_data. I don't seem to be able to populate…
Thanks.
It was the joined data for the form_fields() method I was having trouble loading until I noticed _common_query() (from the "The Categories to Articles Lookup Model" section of http://getfuelcms.com/user_guide/modules/tutorial) and realised …