from django.newforms import ModelForm, ValidationError
from PersonasBackend.personas import models

class PersonaForm( ModelForm ):
    """
    Form given to normal users who don't have the permission to
    publish Personas.
    """

    class Meta:
        model = models.Persona
        exclude = ["owner", "status"]

    def clean( self ):
        try:
            form_data = dict( self.cleaned_data )
            form_data.update( self.files )
            models.ensure_header_and_footer_are_valid( form_data )
        except ValueError, e:
            raise ValidationError( e.message )

        return self.cleaned_data