def library_content_html(mobile=False, version_number=None):
if version_number:
version = TopicVersion.get_by_number(version_number)
else:
version = TopicVersion.get_default_version()
tree = Topic.get_root(version).make_tree(types = ["Topics", "Video", "Exercise", "Url"])
videos = [item for item in walk_children(tree) if item.kind()=="Video"]
root, = prepare(tree)
topics = root.subtopics
timestamp = time.time()
template_values = {
'topics': topics,
'is_mobile': mobile,
# convert timestamp to a nice integer for the JS
'timestamp': int(round(timestamp * 1000)),
'version_date': str(version.made_default_on),
'version_id': version.number,
'approx_vid_count': Video.approx_count(),
'exercise_count': Exercise.get_count(),
}
html = shared_jinja.get().render_template("library_content_template.html", **template_values)
return html
