class Snippet(models.Model):
secret_id = models.CharField(_(u'Secret ID'), max_length=4, blank=True)
title = models.CharField(_(u'Title'), max_length=120, blank=True)
author = models.CharField(_(u'Author'), max_length=30, blank=True)
content = models.TextField(_(u'Content'), )
content_highlighted = models.TextField(_(u'Highlighted Content'), blank=True)
lexer = models.CharField(_(u'Lexer'), max_length=30, default=LEXER_DEFAULT)
published = models.DateTimeField(_(u'Published'), blank=True)
expires = models.DateTimeField(_(u'Expires'), blank=True, help_text='asdf')
parent = models.ForeignKey('self', null=True, blank=True, related_name='children')