Are there any example on how to validate a portlet field?
I tried to use the constraint attribute, but portlet input form is not treating the Invalid exception and showing the error message.. it gives me this traceback:
Traceback (innermost last):
Module ZPublisher.Publish, line 138, in publish
Module ZPublisher.mapply, line 77, in mapply
Module ZPublisher.Publish, line 48, in call_object
Module plone.app.portlets.browser.formhelper, line 126, in __call__
Module zope.formlib.form, line 868, in __call__
Module five.formlib.formbase, line 50, in update
Module zope.formlib.form, line 835, in update
Module zope.formlib.form, line 724, in handleSubmit
Module zope.formlib.form, line 813, in validate
Module zope.formlib.form, line 354, in getWidgetsData
Module zope.formlib.widget, line 417, in getInputValue
Module zope.schema._bootstrapfields, line 182, in validate
Module zope.schema._bootstrapfields, line 309, in _validate
Module zope.schema._bootstrapfields, line 211, in _validate
Module collective.blueline.interfaces, line 32, in validCodeConstraint
Invalid: Invalid code: Tag asdf invalid, line 1, column 6