from zope.app.dublincore.interfaces import ICMFDublinCore

class DublinCoreViews:

    def author(self):
        creators = ICMFDublinCore(self.context).creators
        if creators is None:
            return u'unknown'
        return creators[0]

    def created(self):
        date = ICMFDublinCore(self.context).created
        if date is None:
            return ''
        formatter = self.request.locale.dates.getFormatter('dateTime', 'medium')
        return formatter.format(date)