From ed986d2eb3963bcfae2f26a4ae38b8391d9bdcab Mon Sep 17 00:00:00 2001
From: Jonas Obrist <ojiidotch@gmail.com>
Date: Wed, 4 Feb 2015 02:11:59 +0900
Subject: [PATCH] 1.8 compatibility

---
 runtests.py        |  6 +++++-
 sekizai/helpers.py | 49 ++++++++++++++++++++++++++++++----------------
 2 files changed, 37 insertions(+), 18 deletions(-)

diff --git a/runtests.py b/runtests.py
index 534292d..cc3500e 100644
--- a/runtests.py
+++ b/runtests.py
@@ -33,11 +33,15 @@
 def runtests():
     from django import VERSION
     from django.conf import settings
+    if VERSION[0] == 1 and VERSION[1] < 6:
+        runner = 'django.test.simple.DjangoTestSuiteRunner'
+    else:
+        runner = 'django.test.runner.DiscoverRunner'
     settings.configure(
         INSTALLED_APPS=INSTALLED_APPS,
         ROOT_URLCONF=ROOT_URLCONF,
         DATABASES=DATABASES,
-        TEST_RUNNER='django.test.simple.DjangoTestSuiteRunner',
+        TEST_RUNNER=runner,
         TEMPLATE_DIRS=TEMPLATE_DIRS,
         TEMPLATE_CONTEXT_PROCESSORS=TEMPLATE_CONTEXT_PROCESSORS,
         TEMPLATE_DEBUG=TEMPLATE_DEBUG,
diff --git a/sekizai/helpers.py b/sekizai/helpers.py
index 2b05ae4..ae9c4f1 100644
--- a/sekizai/helpers.py
+++ b/sekizai/helpers.py
@@ -1,9 +1,28 @@
 # -*- coding: utf-8 -*-
+from collections import namedtuple
+
 from django.conf import settings
-from django.template import VariableNode, Variable
+from django.template.base import VariableNode, Variable, Template
 from django.template.loader import get_template
 from django.template.loader_tags import BlockNode, ExtendsNode
 
+try:
+    from django.template import engines
+except ImportError:
+    engines = None
+
+if engines is not None:
+    FAKE_CONTEXT = namedtuple('Context', 'engine')(engines.all()[0])
+else:
+    FAKE_CONTEXT = {}
+
+
+def _get_nodelist(tpl):
+    if isinstance(tpl, Template):
+        return tpl.nodelist
+    else:
+        return tpl.template.nodelist
+
 
 def is_variable_extend_node(node):
     if hasattr(node, 'parent_name_expr') and node.parent_name_expr:
@@ -23,9 +42,9 @@ def _extend_blocks(extend_node, blocks):
     # we don't support variable extensions
     if is_variable_extend_node(extend_node):
         return
-    parent = extend_node.get_parent(None)
+    parent = extend_node.get_parent(FAKE_CONTEXT)
     # Search for new blocks
-    for node in parent.nodelist.get_nodes_by_type(BlockNode):
+    for node in _get_nodelist(parent).get_nodes_by_type(BlockNode):
         if node.name not in blocks:
             blocks[node.name] = node
         else:
@@ -38,7 +57,7 @@ def _extend_blocks(extend_node, blocks):
                 block = block.super
             block.super = node
     # search for further ExtendsNodes
-    for node in parent.nodelist.get_nodes_by_type(ExtendsNode):
+    for node in _get_nodelist(parent).get_nodes_by_type(ExtendsNode):
         _extend_blocks(node, blocks)
         break
 
@@ -56,29 +75,25 @@ def _extend_nodelist(extend_node):
     found = []
 
     for block in blocks.values():
-        found += _scan_namespaces(block.nodelist, block, blocks.keys())
+        found += _scan_namespaces(block.nodelist, block)
 
-    parent_template = extend_node.get_parent({})
+    parent_template = extend_node.get_parent(FAKE_CONTEXT)
     # if this is the topmost template, check for namespaces outside of blocks
-    if not parent_template.nodelist.get_nodes_by_type(ExtendsNode):
+    if not _get_nodelist(parent_template).get_nodes_by_type(ExtendsNode):
         found += _scan_namespaces(
-            parent_template.nodelist,
-            None,
-            blocks.keys()
+            _get_nodelist(parent_template),
+            None
         )
     else:
         found += _scan_namespaces(
-            parent_template.nodelist,
-            extend_node,
-            blocks.keys()
+            _get_nodelist(parent_template),
+            extend_node
         )
     return found
 
 
-def _scan_namespaces(nodelist, current_block=None, ignore_blocks=None):
+def _scan_namespaces(nodelist, current_block=None):
     from sekizai.templatetags.sekizai_tags import RenderBlock
-    if ignore_blocks is None:
-        ignore_blocks = []
     found = []
 
     for node in nodelist:
@@ -103,7 +118,7 @@ def _scan_namespaces(nodelist, current_block=None, ignore_blocks=None):
 
 def get_namespaces(template):
     compiled_template = get_template(template)
-    return _scan_namespaces(compiled_template.nodelist)
+    return _scan_namespaces(_get_nodelist(compiled_template))
 
 
 def validate_template(template, namespaces):