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from django.db import models
from django.utils.html import escape
from django.utils.safestring import mark_safe
FB_MESSAGE_STATUS = (
(0, 'Explanation'),
(1, 'Error'),
(2, 'Success'),
)
class MessageManager(models.Manager):
def get_and_delete_all(self, uid):
messages = []
for m in self.filter(uid=uid):
messages.append(m)
m.delete()
return messages
class Message(models.Model):
"""Represents a message for a Facebook user."""
uid = models.CharField(max_length=25)
status = models.IntegerField(choices=FB_MESSAGE_STATUS)
message = models.CharField(max_length=300)
objects = MessageManager()
def __unicode__(self):
return self.message
def _fb_tag(self):
return self.get_status_display().lower()
def as_fbml(self):
return mark_safe(u'<fb:%s message="%s" />' % (
self._fb_tag(),
escape(self.message),
))
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