forms.py 文件源码

def clean(self):
        if not (self.cleaned_data.get('thumbnail_option') or ((self.cleaned_data.get('width') or 0) + (self.cleaned_data.get('height') or 0))):
            if 'cmsplugin_filer_image' in settings.INSTALLED_APPS:
                raise ValidationError(_('Thumbnail option or resize parameters must be choosen.'))
            else:
                raise ValidationError(_('Resize parameters must be choosen.'))
        return self.cleaned_data