Page has no attribute site_id [Docs] (django-cms#6614)

pawelmarkowski · bplociennik · commit d8fe4ae02189 · 2019-03-20T10:42:07.000+01:00
* plugin_instance.position = new_plugin.position in CMSPlugin.copy_plugin
fix null position in copy_plugin method. CMSPlugin position not null +
default = 0

* CMSplugin.position not null

Django CMSPlugin.position null raises unorderable types: NoneType() &lt;
int()

* fixed page has not attribute site_id
diff --git a/docs/how_to/extending_page_title.rst b/docs/how_to/extending_page_title.rst
@@ -223,7 +223,7 @@ In this example, we need to loop over the titles for the page, and populate the
                 # we now also need to get the titleset (i.e. different language titles)
                 # for this page
                 page = self._get_page()
-                titleset = page.title_set.filter(language__in=get_language_list(page.site_id))
+                titleset = page.title_set.filter(language__in=get_language_list(page.node.site_id))
 
                 # create a 3-tuple of (title_extension, url, title)
                 nodes = [(title_extension, url, title.title) for (
