Nothing built in for that -- you'll have to handle it via Javascript. On Tuesday, May 8, 2018 at 2:20:22 PM UTC-4, [email protected] wrote: > > I'm making a form inside a module that is meant to show up in a bootstrap > modal in one of my views. > > new_form = SQLFORM.factory( > Field('title', type="string", required=True), > Field('author', type="string"), > Field('co-author', type="string"), > Field('institution', type="string"), > Field('date', type='string'), > labels = { > 'title' : 'Title', > 'author': 'Author(s)', > 'coauthor': 'Coauthor(s)', > 'institution': 'Institution', > 'date': 'Date' > }, > submit_button=T('Create') > ) > > Is there a way that I can check if at least one of the 'author', > 'coauthor' and 'institution' fields has been filled before processing the > form? So far, i've tried using an onvalidation function that effectively > checks this: > > def authors_check(form): > if not(form.vars.author or form.vars.coauthor or > form.vars.institution): > form.errors.author = 'Debe haber al menos un autor, o un coautor, > o un autor institucional' > > def process_form(form): > if form.process(onvalidation=authors_check).accepted: > ....... > > The problem is that with this approach, the validation occurs after the > user has clicked the submit button and the modal has closed, the user would > have to navigate to open the modal all over again. Is there a way I can > check this before the user has hit the submit button, or at least to make > the modal not close if the form detects an error? > > Here is the modal i have in my view: > > <!-- Example modal--> > <div class="container"> > <div class="modal fade" id="modalExample" role="dialog"> > <div class="modal-dialog"> > <div class="modal-content"> > <div class="modal-header"> > <button type="button" class="close" > data-dismiss="modal">×</button> > <center> <h4 class="modal-title">Add book</h4> </center> > </div> > <div class="modal-body"> > <center> > <p>Please fill the following form:</p> > </center> > <br> > {{=new_form}} > </div> > </div> > </div> > </div> > </div> > > Thanks in advance for any help. >
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