def _add_to_sitemap_node(self, node, language):
"""Add the given SitemapNode. This is a recursive method"""
# if we have more than 10 of depth there is an infinite loop
# in the hierarchy, e.g. A > B > C > A > B > C > ...
if node.depth > 10:
logging.error("Sitemap is corrupted: infinite loop")
return
# for each NavigationPages...
for navigation_page in node.page.contents[language].navigation:
child_node = SitemapNode.from_navigation_page(
navigation_page=navigation_page, parent=node)
if not navigation_page.page:
logging.warning(
"Sitemap is corrupted: navigation_page has no page associated"
)
continue
# if we have an internal NavigationPage, we add it's children
if navigation_page.type == "internal" \
and language in navigation_page.page.contents \
and len(navigation_page.page.contents[language].navigation) > 0:
# integrity check
if child_node.page.pid == node.page.pid:
logging.warning(
"Sitemap is corrupted: parent and child are the same")
continue
# recursive call
self._add_to_sitemap_node(child_node, language)
def build_sitemaps(self):
"""Build the sitemaps"""
for language in self.languages:
# the root node (the homepage)
root_node = SitemapNode(
name=self.homepage.contents[language].title,
ref=self.homepage.uuid,
page=self.homepage)
self._add_to_sitemap_node(root_node, language)
self.sitemaps[language] = root_node
def _add_to_sitemap_node(self, node, language):
"""Add the given SitemapNode. This is a recursive method"""
# for each NavigationPages...
for navigation_page in node.page.contents[language].navigation:
child_node = SitemapNode.from_navigation_page(navigation_page=navigation_page, parent=node)
# if we have an internal NavigationPage, we add it's children
if navigation_page.type == "internal" \
and language in navigation_page.page.contents \
and len(navigation_page.page.contents[language].navigation) > 0:
# integrity check
if child_node.page.pid == node.page.pid:
raise Exception("Invalid sitemap")
# recursive call
self._add_to_sitemap_node(child_node, language)