youtube-channel-manager/YtManagerApp/management/jobs/synchronize.py

69 lines
2.7 KiB
Python

import logging
from apscheduler.triggers.cron import CronTrigger
from YtManagerApp.appconfig import settings
from YtManagerApp.management.downloader import fetch_thumbnail, downloader_process_all
from YtManagerApp.management.videos import create_video
from YtManagerApp.models import *
from YtManagerApp import scheduler
from YtManagerApp.utils.youtube import YoutubeAPI
log = logging.getLogger('sync')
def __synchronize_sub(subscription: Subscription, yt_api: YoutubeAPI):
# Get list of videos
for video in yt_api.list_playlist_videos(subscription.playlist_id):
results = Video.objects.filter(video_id=video.getVideoId(), subscription=subscription)
if len(results) == 0:
log.info('New video for subscription "', subscription, '": ', video.getVideoId(), video.getTitle())
create_video(video, subscription)
def __fetch_thumbnails_obj(iterable, obj_type, id_attr):
for obj in iterable:
if obj.icon_default.startswith("http"):
obj.icon_default = fetch_thumbnail(obj.icon_default, obj_type, getattr(obj, id_attr), 'default')
if obj.icon_best.startswith("http"):
obj.icon_best = fetch_thumbnail(obj.icon_best, obj_type, getattr(obj, id_attr), 'best')
obj.save()
def __fetch_thumbnails():
# Fetch thumbnails
log.info("Fetching channel thumbnails... ")
__fetch_thumbnails_obj(Channel.objects.filter(icon_default__istartswith='http'), 'channel', 'channel_id')
__fetch_thumbnails_obj(Channel.objects.filter(icon_best__istartswith='http'), 'channel', 'channel_id')
log.info("Fetching subscription thumbnails... ")
__fetch_thumbnails_obj(Subscription.objects.filter(icon_default__istartswith='http'), 'sub', 'playlist_id')
__fetch_thumbnails_obj(Subscription.objects.filter(icon_best__istartswith='http'), 'sub', 'playlist_id')
log.info("Fetching video thumbnails... ")
__fetch_thumbnails_obj(Video.objects.filter(icon_default__istartswith='http'), 'video', 'video_id')
__fetch_thumbnails_obj(Video.objects.filter(icon_best__istartswith='http'), 'video', 'video_id')
def synchronize():
log.info("Running scheduled synchronization... ")
# Sync subscribed playlists/channels
log.info("Sync - checking for new videos")
yt_api = YoutubeAPI.build_public()
for subscription in Subscription.objects.all():
__synchronize_sub(subscription, yt_api)
log.info("Sync - checking for videos to download")
downloader_process_all()
log.info("Sync - fetching missing thumbnails")
__fetch_thumbnails()
log.info("Synchronization finished.")
def schedule_synchronize():
trigger = CronTrigger.from_crontab(settings.get('global', 'SynchronizationSchedule'))
scheduler.instance.add_job(synchronize, trigger, max_instances=1)