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- from django import template
- from django.contrib.admin.models import LogEntry
-
- register = template.Library()
-
-
- class AdminLogNode(template.Node):
- def __init__(self, limit, varname, user):
- self.limit, self.varname, self.user = limit, varname, user
-
- def __repr__(self):
- return "<GetAdminLog Node>"
-
- def render(self, context):
- if self.user is None:
- entries = LogEntry.objects.all()
- else:
- user_id = self.user
- if not user_id.isdigit():
- user_id = context[self.user].pk
- entries = LogEntry.objects.filter(user__pk=user_id)
- context[self.varname] = entries.select_related('content_type', 'user')[:int(self.limit)]
- return ''
-
-
- @register.tag
- def get_admin_log(parser, token):
- """
- Populate a template variable with the admin log for the given criteria.
-
- Usage::
-
- {% get_admin_log [limit] as [varname] for_user [context_var_containing_user_obj] %}
-
- Examples::
-
- {% get_admin_log 10 as admin_log for_user 23 %}
- {% get_admin_log 10 as admin_log for_user user %}
- {% get_admin_log 10 as admin_log %}
-
- Note that ``context_var_containing_user_obj`` can be a hard-coded integer
- (user ID) or the name of a template context variable containing the user
- object whose ID you want.
- """
- tokens = token.contents.split()
- if len(tokens) < 4:
- raise template.TemplateSyntaxError(
- "'get_admin_log' statements require two arguments")
- if not tokens[1].isdigit():
- raise template.TemplateSyntaxError(
- "First argument to 'get_admin_log' must be an integer")
- if tokens[2] != 'as':
- raise template.TemplateSyntaxError(
- "Second argument to 'get_admin_log' must be 'as'")
- if len(tokens) > 4:
- if tokens[4] != 'for_user':
- raise template.TemplateSyntaxError(
- "Fourth argument to 'get_admin_log' must be 'for_user'")
- return AdminLogNode(limit=tokens[1], varname=tokens[3], user=(tokens[5] if len(tokens) > 5 else None))
|
