1 files changed, 56 insertions, 0 deletions
diff --git a/webapp/django/contrib/admin/templatetags/log.py b/webapp/django/contrib/admin/templatetags/log.py
new file mode 100644
index 0000000000..8d52d2e944
--- /dev/null
+++ b/webapp/django/contrib/admin/templatetags/log.py
@@ -0,0 +1,56 @@
+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:
+            context[self.varname] = LogEntry.objects.all().select_related()[:self.limit]
+        else:
+            if not self.user.isdigit():
+                self.user = context[self.user].id
+            context[self.varname] = LogEntry.objects.filter(user__id__exact=self.user).select_related()[:self.limit]
+        return ''
+
+class DoGetAdminLog:
+    """
+    Populates 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.
+    """
+    def __init__(self, tag_name):
+        self.tag_name = tag_name
+
+    def __call__(self, parser, token):
+        tokens = token.contents.split()
+        if len(tokens) < 4:
+            raise template.TemplateSyntaxError, "'%s' statements require two arguments" % self.tag_name
+        if not tokens[1].isdigit():
+            raise template.TemplateSyntaxError, "First argument in '%s' must be an integer" % self.tag_name
+        if tokens[2] != 'as':
+            raise template.TemplateSyntaxError, "Second argument in '%s' must be 'as'" % self.tag_name
+        if len(tokens) > 4:
+            if tokens[4] != 'for_user':
+                raise template.TemplateSyntaxError, "Fourth argument in '%s' must be 'for_user'" % self.tag_name
+        return AdminLogNode(limit=tokens[1], varname=tokens[3], user=(len(tokens) > 5 and tokens[5] or None))
+
+register.tag('get_admin_log', DoGetAdminLog('get_admin_log'))