def render_rss_to_file(podcast_id: int) -> str:
""" Generate rss for Podcast and Episodes marked as "published" """
logger.info(f"Podcast #{podcast_id}: RSS generation has been started.")
podcast = Podcast.get_by_id(podcast_id)
# noinspection PyComparisonWithNone
episodes = podcast.get_episodes(podcast.created_by).where(
Episode.status == Episode.STATUS_PUBLISHED,
Episode.published_at != None, # noqa: E711
)
context = {"episodes": episodes, "settings": settings}
with open(os.path.join(settings.TEMPLATE_PATH, "rss",
"feed_template.xml")) as fh:
template = Template(fh.read())
rss_filename = os.path.join(settings.TMP_RSS_PATH,
f"{podcast.publish_id}.xml")
logger.info(
f"Podcast #{podcast.publish_id}: Generation new file rss [{rss_filename}]"
)
with open(rss_filename, "w") as fh:
result_rss = template.render(podcast=podcast, **context)
fh.write(result_rss)
logger.info(f"Podcast #{podcast_id}: RSS generation has been finished.")
return rss_filename
def generate_rss(podcast_id: int) -> Optional[str]:
""" Allows to download and recreate specific rss (by requested podcast.publish_id) """
podcast = Podcast.get_by_id(podcast_id)
logger.info("START rss generation for %s", podcast)
src_file = podcast_utils.render_rss_to_file(podcast_id)
filename = os.path.basename(src_file)
storage = StorageS3()
result_url = storage.upload_file(src_file,
filename,
remote_path=settings.S3_BUCKET_RSS_PATH)
if not result_url:
logger.error("Couldn't upload RSS file to storage. SKIP")
exit(1)
podcast.rss_link = result_url
podcast.save()
logger.info("RSS file uploaded, podcast record updated")
if not settings.TEST_MODE:
logger.info("Removing file [%s]", src_file)
podcast_utils.delete_file(filepath=src_file)
src_file = None
logger.info("FINISH generation")
return src_file
