On Tuesday, January 10, 2017 at 3:07:17 PM UTC-8, Rahul Priyadarsi wrote:
>
> Here is my db.py:
>
> db.define_table('antenna_details',
> Field('antenna_name',required=True),
> Field('model_name',required=True),
> Field('project_name',required=True),
> Field('frequency_band',required=True),
> Field('polarization',required=True),
> Field('aperture_size',required=True),
> Field('fixer_availability',required=True),
> Field('weight',required=True),
> Field('material',required=True),
>
> Field('email_id',required=True,unique=True,requires=[IS_NOT_IN_DB]),
> Field('subject',type='text',required=True),
> Field('attached',type='upload', label="""
> Antenna/feed Geometry
> Electrical specification
> Attach Simulated data in predicted form
> """)
> )
>
> db.antenna_details.email_id.requires=[IS_EMAIL(),IS_NOT_EMPTY()]
> db.antenna_details.attached.requires=IS_NOT_EMPTY()
> db.antenna_details.subject.rquires=IS_NOT_EMPTY()
> db.antenna_details.material.requires=IS_NOT_EMPTY()
> db.antenna_details.weight.requires=IS_NOT_EMPTY()
> db.antenna_details.fixer_availability.requires=IS_NOT_EMPTY()
> db.antenna_details.aperture_size.requires=IS_NOT_EMPTY()
> db.antenna_details.polarization.requires=IS_NOT_EMPTY()
> db.antenna_details.frequency_band.requires=IS_NOT_EMPTY()
> db.antenna_details.project_name.requires=IS_NOT_EMPTY()
> db.antenna_details.model_name.requires=IS_NOT_EMPTY()
>
> [...]
> My problem is that when I submit a form with duplicate email id(that
> already exists in db), instead of redirecting back to form and showing the
> error, it generates a ticket like this:
>
> <class 'sqlite3.IntegrityError'> column email_id is not unique
>
> While if I submit with empty fields, it simply redirects to the form and
> shows errors besides the respective input tags in red.
> Why is it happening like this for email_id field only? And how do I
> disable this to show error messages in form itself?
>
You have unique=True for the email_id field, and my understanding is that
is enforced by the database engine, not the DAL.
I don't have an explanation for why the IS_NOT_IN_DB() didn't exclude that
before the update. Unless it is the .process() when you create the form.
/dps
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