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from django.core import meta
from django.models import auth, core
from django.utils.translation import gettext_lazy as _
class LogEntry(meta.Model):
action_time = meta.DateTimeField(_('action time'), auto_now=True)
user = meta.ForeignKey(auth.User)
content_type = meta.ForeignKey(core.ContentType, blank=True, null=True)
object_id = meta.TextField(_('object id'), blank=True, null=True)
object_repr = meta.CharField(_('object repr'), maxlength=200)
action_flag = meta.PositiveSmallIntegerField(_('action flag'))
change_message = meta.TextField(_('change message'), blank=True)
class META:
module_name = 'log'
verbose_name = _('log entry')
verbose_name_plural = _('log entries')
db_table = 'django_admin_log'
ordering = ('-action_time',)
module_constants = {
'ADDITION': 1,
'CHANGE': 2,
'DELETION': 3,
}
def __repr__(self):
return str(self.action_time)
def is_addition(self):
return self.action_flag == ADDITION
def is_change(self):
return self.action_flag == CHANGE
def is_deletion(self):
return self.action_flag == DELETION
def get_edited_object(self):
"Returns the edited object represented by this log entry"
return self.get_content_type().get_object_for_this_type(pk=self.object_id)
def get_admin_url(self):
"""
Returns the admin URL to edit the object represented by this log entry.
This is relative to the Django admin index page.
"""
return "%s/%s/%s/" % (self.get_content_type().get_package(), self.get_content_type().python_module_name, self.object_id)
def _module_log_action(user_id, content_type_id, object_id, object_repr, action_flag, change_message=''):
e = LogEntry(None, None, user_id, content_type_id, object_id, object_repr[:200], action_flag, change_message)
e.save()
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