Merge pull request django-cms#4175 from yakky/feature/merge_4107

Merge django-cms#4107 and backport django-cms#3509

Author: yakky

cms/menu.py

@@ -428,7 +428,8 @@ class SoftRootCutter(Modifier):
 
     def modify(self, request, nodes, namespace, root_id, post_cut, breadcrumb):
         # only apply this modifier if we're pre-cut (since what we do is cut)
-        if post_cut:
+        # or if no id argument is provided, indicating {% show_menu_below_id %}
+        if post_cut or root_id:
             return nodes
         selected = None
         root_nodes = []

cms/tests/menu.py

@@ -922,6 +922,107 @@ def test_not_in_navigation(self):
         child = children[0]
         self.assertEqual(child.id, c.publisher_public.id)
 
+    def test_menu_beyond_soft_root(self):
+        """
+        Test for issue 4107
+
+        Build the following tree:
+
+            A
+            |-B (soft_root)
+              |-C
+        """
+        stdkwargs = {
+            'template': 'nav_playground.html',
+            'language': 'en',
+            'published': True,
+            'in_navigation': True,
+        }
+        a = create_page('A', reverse_id='a', **stdkwargs)
+        b = create_page('B', parent=a, soft_root=True, **stdkwargs)
+        c = create_page('C', parent=b, **stdkwargs)
+
+        context = self.get_context(a.get_absolute_url())
+        tpl = Template("{% load menu_tags %}{% show_menu 0 100 100 100 %}")
+        tpl.render(context)
+        nodes = context['children']
+        # check whole menu
+        self.assertEqual(len(nodes), 1)
+        a_node = nodes[0]
+        self.assertEqual(a_node.id, a.publisher_public.pk)  # On A, show from A
+        self.assertEqual(len(a_node.children), 1)
+        b_node = a_node.children[0]
+        self.assertEqual(b_node.id, b.publisher_public.pk)
+        self.assertEqual(len(b_node.children), 1)
+        c_node = b_node.children[0]
+        self.assertEqual(c_node.id, c.publisher_public.pk)
+        self.assertEqual(len(c_node.children), 0)
+
+        context = self.get_context(b.get_absolute_url())
+        tpl = Template("{% load menu_tags %}{% show_menu 0 100 100 100 %}")
+        tpl.render(context)
+        nodes = context['children']
+        # check whole menu
+        self.assertEqual(len(nodes), 1)
+        b_node = nodes[0]
+        self.assertEqual(b_node.id, b.publisher_public.pk)  # On B, show from B
+        self.assertEqual(len(b_node.children), 1)
+        c_node = b_node.children[0]
+        self.assertEqual(c_node.id, c.publisher_public.pk)
+        self.assertEqual(len(c_node.children), 0)
+
+        context = self.get_context(c.get_absolute_url())
+        tpl = Template("{% load menu_tags %}{% show_menu 0 100 100 100 %}")
+        tpl.render(context)
+        nodes = context['children']
+        # check whole menu
+        self.assertEqual(len(nodes), 1)
+        b_node = nodes[0]
+        self.assertEqual(b_node.id, b.publisher_public.pk)  # On C, show from B
+        self.assertEqual(len(b_node.children), 1)
+        c_node = b_node.children[0]
+        self.assertEqual(c_node.id, c.publisher_public.pk)
+        self.assertEqual(len(c_node.children), 0)
+
+        context = self.get_context(a.get_absolute_url())
+        tpl = Template("{% load menu_tags %}{% show_menu_below_id 'a' 0 100 100 100 %}")
+        tpl.render(context)
+        nodes = context['children']
+        # check whole menu
+        self.assertEqual(len(nodes), 1)
+        b_node = nodes[0]
+        self.assertEqual(b_node.id, b.publisher_public.pk)  # On A, show from B (since below A)
+        self.assertEqual(len(b_node.children), 1)
+        c_node = b_node.children[0]
+        self.assertEqual(c_node.id, c.publisher_public.pk)
+        self.assertEqual(len(c_node.children), 0)
+
+        context = self.get_context(b.get_absolute_url())
+        tpl = Template("{% load menu_tags %}{% show_menu_below_id 'a' 0 100 100 100 %}")
+        tpl.render(context)
+        nodes = context['children']
+        # check whole menu
+        self.assertEqual(len(nodes), 1)
+        b_node = nodes[0]
+        self.assertEqual(b_node.id, b.publisher_public.pk)  # On B, show from B (since below A)
+        self.assertEqual(len(b_node.children), 1)
+        c_node = b_node.children[0]
+        self.assertEqual(c_node.id, c.publisher_public.pk)
+        self.assertEqual(len(c_node.children), 0)
+
+        context = self.get_context(c.get_absolute_url())
+        tpl = Template("{% load menu_tags %}{% show_menu_below_id 'a' 0 100 100 100 %}")
+        tpl.render(context)
+        nodes = context['children']
+        # check whole menu
+        self.assertEqual(len(nodes), 1)
+        b_node = nodes[0]
+        self.assertEqual(b_node.id, b.publisher_public.pk)  # On C, show from B (since below A)
+        self.assertEqual(len(b_node.children), 1)
+        c_node = b_node.children[0]
+        self.assertEqual(c_node.id, c.publisher_public.pk)
+        self.assertEqual(len(c_node.children), 0)
+
     def test_not_in_navigation_num_queries(self):
         """
         Test for issue 521
@@ -959,6 +1060,36 @@ def test_not_in_navigation_num_queries(self):
                 tpl = Template("{% load menu_tags %}{% show_menu_below_id 'a' 0 100 100 100 %}")
                 tpl.render(context)
 
+    def test_menu_in_soft_root(self):
+        """
+        Test for issue 3504
+        
+        Build the following tree:
+        
+            A
+            |-B
+            C (soft_root)
+        """
+        a = create_page('A', 'nav_playground.html', 'en', published=True,
+                        in_navigation=True, reverse_id='a')
+        b = create_page('B', 'nav_playground.html', 'en', parent=a,
+                       published=True, in_navigation=True)
+        c = create_page('C', 'nav_playground.html', 'en', published=True, 
+                        in_navigation=True, soft_root=True)
+        context = self.get_context(a.get_absolute_url())
+        tpl = Template("{% load menu_tags %}{% show_menu_below_id 'a' %}")
+        tpl.render(context)
+        nodes = context['children']
+        self.assertEqual(len(nodes), 1)
+        node = nodes[0]
+        self.assertEqual(node.id, b.publisher_public.id)
+        context = self.get_context(c.get_absolute_url())
+        tpl = Template("{% load menu_tags %}{% show_menu_below_id 'a' %}")
+        tpl.render(context)
+        nodes = context['children']
+        self.assertEqual(len(nodes), 1)
+        node = nodes[0]
+        self.assertEqual(node.id, b.publisher_public.id)
 
 class ViewPermissionMenuTests(SettingsOverrideTestCase):
     settings_overrides = {

docs/reference/navigation.rst

@@ -98,8 +98,9 @@ You can give it the same optional parameters as ``show_menu``::
         {% show_menu_below_id "meta" 0 100 100 100 "myapp/menu.html" %}
     </ul>
 
-Note that soft roots will not affect the menu when
-using ``show_menu_below_id``.
+Unlike :ttag:`show_menu`, however, soft roots will not affect the menu when 
+using :ttag:`show_menu_below_id`.
+
 
 .. templatetag:: show_sub_menu
 

menus/menu_pool.py

@@ -209,6 +209,8 @@ def _build_nodes(self, request, site_id):
         for menu_class_name in self.menus:
             menu = self.menus[menu_class_name]
             try:
+                if isinstance(menu, type):
+                    menu = menu()
                 nodes = menu.get_nodes(request)
             except NoReverseMatch:
                 # Apps might raise NoReverseMatch if an apphook does not yet