YouTube2PeerTube/youtube2peertube.py
2019-11-22 16:38:44 -06:00

302 lines
13 KiB
Python

#!/usr/bin/python3
import pafy
import feedparser as fp
from urllib.request import urlretrieve
import requests
import json
from time import sleep
from os import mkdir, path
from shutil import rmtree
import mimetypes
from requests_toolbelt.multipart.encoder import MultipartEncoder
import utils
def get_video_data(channel_id):
yt_rss_url = "https://www.youtube.com/feeds/videos.xml?channel_id=" + channel_id
feed = fp.parse(yt_rss_url)
channel_lang = feed["feed"]["title_detail"]["language"]
print(feed["feed"])
entries = feed["entries"]
channels_timestamps = "channels_timestamps.csv"
# clear any existing queue before start
queue = []
# read contents of channels_timestamps.csv, create list object of contents
ct = open(channels_timestamps, "r")
ctr = ct.read().split("\n")
ct.close()
ctr_line = []
channel_found = False
# check if channel ID is found in channels_timestamps.csv
for line in ctr:
line_list = line.split(',')
if channel_id == line_list[0]:
channel_found = True
ctr_line = line
break
if not channel_found:
print("new channel added to config: " + channel_id)
print(channel_id)
# iterate through video entries for channel, parse data into objects for use
for pos, i in enumerate(reversed(entries)):
published = i["published"]
updated = i["updated"]
if not channel_found:
# add the video to the queue
queue.append(i)
ctr_line = str(channel_id + "," + published + "," + updated + '\n')
# add the new line to ctr for adding to channels_timestamps later
ctr.append(ctr_line)
channel_found = True
# if the channel exists in channels_timestamps, update "published" time in the channel line
else:
published_int = utils.convert_timestamp(published)
ctr_line_list = ctr_line.split(",")
line_published_int = utils.convert_timestamp(ctr_line_list[1])
if published_int > line_published_int:
# update the timestamp in the line for the channel in channels_timestamps,
ctr.remove(ctr_line)
ctr_line = str(channel_id + "," + published + "," + updated + '\n')
ctr.append(ctr_line)
# and add current videos to queue.
queue.append(i)
print(published)
# write the new channels and timestamps line to channels_timestamps.csv
ct = open(channels_timestamps, "w")
for line in ctr:
if line != '':
ct.write(line + "\n")
ct.close()
return queue, channel_lang
def download_yt_video(queue_item, dl_dir, channel_conf):
url = queue_item["link"]
dl_dir = dl_dir + channel_conf["name"]
try:
video = pafy.new(url)
streams = video.streams
#for s in streams:
#print(s.resolution, s.extension, s.get_filesize, s.url)
best = video.getbest(preftype=channel_conf["preferred_extension"])
filepath = dl_dir + "/"+ queue_item["yt_videoid"] + "." + channel_conf["preferred_extension"]
#TODO: implement resolution logic from config, currently downloading best resolution
best.download(filepath=filepath, quiet=False)
except:
pass
# TODO: check YT alternate URL for video availability
# TODO: print and log exceptions
def save_metadata(queue_item, dl_dir, channel_conf):
dl_dir = dl_dir + channel_conf["name"]
link = queue_item["link"]
title = queue_item["title"]
description = queue_item["summary"]
author = queue_item["author"]
published = queue_item["published"]
metadata_file = dl_dir + "/" + queue_item["yt_videoid"] + ".txt"
metadata = open(metadata_file, "w+")
# save relevant metadata as semicolon separated easy to read values to text file
metadata.write('title: "' + title + '";\n\nlink: "' + link + '";\n\nauthor: "' + author + '";\n\npublished: "' +
published + '";\n\ndescription: "' + description + '"\n\n;')
# save raw metadata JSON string
metadata.write(str(queue_item))
metadata.close()
def save_thumbnail(queue_item, dl_dir, channel_conf):
dl_dir = dl_dir + channel_conf["name"]
thumb = str(queue_item["media_thumbnail"][0]["url"])
extension = thumb.split(".")[-1]
thumb_file = dl_dir + "/" + queue_item["yt_videoid"] + "." + extension
# download the thumbnail
urlretrieve(thumb, thumb_file)
return extension
def get_pt_auth(channel_conf):
# get variables from channel_conf
pt_api = channel_conf["peertube_instance"] + "/api/v1"
pt_uname = channel_conf["peertube_username"]
pt_passwd = channel_conf["peertube_password"]
# get client ID and secret from peertube instance
id_secret = json.loads(str(requests.get(pt_api + "/oauth-clients/local").content).split("'")[1])
client_id = id_secret["client_id"]
client_secret = id_secret["client_secret"]
# construct JSON for post request to get access token
auth_json = {'client_id': client_id,
'client_secret': client_secret,
'grant_type': 'password',
'response_type': 'code',
'username': pt_uname,
'password': pt_passwd
}
# get access token
auth_result = json.loads(str(requests.post(pt_api + "/users/token", data=auth_json).content).split("'")[1])
access_token = auth_result["access_token"]
return access_token
def get_pt_channel_id(channel_conf):
pt_api = channel_conf["peertube_instance"] + "/api/v1"
post_url = pt_api + "/video-channels/" + channel_conf["peertube_channel"] + "/"
returned_json = json.loads(requests.get(post_url).content)
channel_id = returned_json["id"]
return channel_id
def get_file(file_path):
mimetypes.init()
return (path.basename(file_path), open(path.abspath(file_path), 'rb'),
mimetypes.types_map[path.splitext(file_path)[1]])
def upload_to_pt(dl_dir, channel_conf, queue_item, access_token, thumb_extension):
# Adapted from Prismedia https://git.lecygnenoir.info/LecygneNoir/prismedia
pt_api = channel_conf["peertube_instance"] + "/api/v1"
video_file = dl_dir + channel_conf["name"] + "/" + queue_item["yt_videoid"] + "." + \
channel_conf["preferred_extension"]
thumb_file = dl_dir + channel_conf["name"] + "/" + queue_item["yt_videoid"] + "." + thumb_extension
description = channel_conf["description_prefix"] + "\n\n" + queue_item["summary"] + "\n\n" + channel_conf["description_suffix"]
channel_id = str(get_pt_channel_id(channel_conf))
# We need to transform fields into tuple to deal with tags as
# MultipartEncoder does not support list refer
# https://github.com/requests/toolbelt/issues/190 and
# https://github.com/requests/toolbelt/issues/205
fields = [
("name", queue_item["title"]),
("licence", "1"),
("description", description),
("nsfw", channel_conf["nsfw"]),
("channelId", channel_id),
("originallyPublishedAt", queue_item["published"]),
("category", channel_conf["pt_channel_category"]),
("language", channel_conf["default_lang"]),
("privacy", str(channel_conf["pt_privacy"])),
("commentsEnabled", channel_conf["comments_enabled"]),
("videofile", get_file(video_file)),
("thumbnailfile", get_file(thumb_file)),
("previewfile", get_file(thumb_file)),
("waitTranscoding", 'false')
]
if channel_conf["pt_tags"] != "":
fields.append(("tags", "[" + channel_conf["pt_tags"] + "]"))
else:
print("you have no tags in your configuration file for this channel")
multipart_data = MultipartEncoder(fields)
headers = {
'Content-Type': multipart_data.content_type,
'Authorization': "Bearer " + access_token
}
print(requests.post(pt_api + "/videos/upload", data=multipart_data, headers=headers).content)
def pt_http_import(dl_dir, channel_conf, queue_item, access_token, thumb_extension, yt_lang):
# Adapted from Prismedia https://git.lecygnenoir.info/LecygneNoir/prismedia
pt_api = channel_conf["peertube_instance"] + "/api/v1"
yt_video_url = queue_item["link"]
# TODO: use the alternate link if video not found error occurs
alternate_link = queue_item["links"][0]["href"]
thumb_file = dl_dir + channel_conf["name"] + "/" + queue_item["yt_videoid"] + "." + thumb_extension
description = channel_conf["description_prefix"] + "\n\n" + queue_item["summary"] + "\n\n" + channel_conf["description_suffix"]
channel_id = str(get_pt_channel_id(channel_conf))
language = utils.set_pt_lang(yt_lang, channel_conf["default_lang"])
category = utils.set_pt_category(channel_conf["pt_channel_category"])
# We need to transform fields into tuple to deal with tags as
# MultipartEncoder does not support list refer
# https://github.com/requests/toolbelt/issues/190 and
# https://github.com/requests/toolbelt/issues/205
fields = [
("name", queue_item["title"]),
("licence", "1"),
("description", description),
("nsfw", channel_conf["nsfw"]),
("channelId", channel_id),
("originallyPublishedAt", queue_item["published"]),
("category", category),
("language", language),
("privacy", str(channel_conf["pt_privacy"])),
("commentsEnabled", channel_conf["comments_enabled"]),
("targetUrl", yt_video_url),
("thumbnailfile", get_file(thumb_file)),
("previewfile", get_file(thumb_file)),
("waitTranscoding", 'false')
]
if channel_conf["pt_tags"] != "":
fields.append(("tags[]", channel_conf["pt_tags"]))
else:
print("you have no tags in your configuration file for this channel")
multipart_data = MultipartEncoder(fields)
headers = {
'Content-Type': multipart_data.content_type,
'Authorization': "Bearer " + access_token
}
print(requests.post(pt_api + "/videos/imports", data=multipart_data, headers=headers).content)
def run_steps(conf):
# TODO: logging
channel = conf["channel"]
# run loop for every channel in the configuration file
global_conf = conf["global"]
if conf["global"]["delete_videos"] == "true":
delete_videos = True
else:
delete_videos = False
# The following enables the deletion of thumbnails, videos are not downloaded at all
if conf["global"]["use_pt_http_import"] == "true":
delete_videos = True
use_pt_http_import = True
else:
use_pt_http_import = False
dl_dir = global_conf["video_download_dir"]
if not path.exists(dl_dir):
mkdir(dl_dir)
channel_counter = 0
for c in channel:
print("\n")
channel_id = channel[c]["channel_id"]
channel_conf = channel[str(channel_counter)]
video_data = get_video_data(channel_id)
queue = video_data[0]
yt_lang = video_data[1]
if len(queue) > 0:
if not path.exists(dl_dir + "/" + channel_conf["name"]):
mkdir(dl_dir + "/" + channel_conf["name"])
# download videos, metadata and thumbnails from youtube
for queue_item in queue:
if not use_pt_http_import:
print("downloading " + queue_item["yt_videoid"] + " from YouTube...")
download_yt_video(queue_item, dl_dir, channel_conf)
print("done.")
# TODO: download closest to config specified resolution instead of best resolution
thumb_extension = save_thumbnail(queue_item, dl_dir, channel_conf)
# only save metadata to text file if archiving videos
if not delete_videos:
print("saving video metadata...")
save_metadata(queue_item, dl_dir, channel_conf)
print("done.")
access_token = get_pt_auth(channel_conf)
# upload videos, metadata and thumbnails to peertube
for queue_item in queue:
if not use_pt_http_import:
print("uploading " + queue_item["yt_videoid"] + " to Peertube...")
upload_to_pt(dl_dir, channel_conf, queue_item, access_token, thumb_extension)
print("done.")
else:
print("mirroring " + queue_item["link"] + " to Peertube using HTTP import...")
pt_http_import(dl_dir, channel_conf, queue_item, access_token, thumb_extension, yt_lang)
print("done.")
if delete_videos:
print("deleting videos and/or thumbnails...")
rmtree(dl_dir + "/" + channel_conf["name"], ignore_errors=True)
print("done")
channel_counter += 1
def run(run_once=True):
#TODO: turn this into a daemon
conf = utils.read_conf("config.toml")
if run_once:
run_steps(conf)
else:
while True:
poll_frequency = int(conf["global"]["poll_frequency"]) * 60
run_steps(conf)
sleep(poll_frequency)
if __name__ == "__main__":
run(run_once=False)