def invalidate_all_pages_related_to_video(video_id=None):
"""Given a video file, recurse backwards up the hierarchy and invalidate all pages.
Also include video pages and related exercise pages.
"""
# Expire all video files and related paths
video_paths = topic_tools.get_video_page_paths(video_id=video_id)
exercise_paths = topic_tools.get_exercise_page_paths(video_id=video_id)
leaf_paths = set(video_paths).union(set(exercise_paths))
for leaf_path in leaf_paths:
all_paths = generate_all_paths(path=leaf_path, base_path=topic_tools.get_topic_tree()['path'])
for path in filter(has_cache_key, all_paths): # start at the root
expire_page(path=path)
def regenerate_all_pages_related_to_videos(video_ids):
"""Regenerate all webpages related to a specific list of videos. This is good for increasing new server performance."""
paths_to_regenerate = set() # unique set
for video_id in video_ids:
for video_path in topic_tools.get_video_page_paths(video_id=video_id):
paths_to_regenerate = paths_to_regenerate.union(generate_all_paths(path=video_path, base_path=topic_tools.get_topic_tree()['path'])) # start at the root
for exercise_path in topic_tools.get_exercise_page_paths(video_id=video_id):
paths_to_regenerate = paths_to_regenerate.union(generate_all_paths(path=exercise_path, base_path=topic_tools.get_topic_tree()['path'])) # start at the root
# Now, regenerate any page.
for path in paths_to_regenerate:
create_cache(path=path, force=True)
return paths_to_regenerate