1
0
mirror of https://github.com/mikf/gallery-dl.git synced 2024-11-22 10:42:34 +01:00
gallery-dl/gallery_dl/extractor/ytdl.py
2024-09-03 21:17:31 +02:00

140 lines
4.8 KiB
Python

# -*- coding: utf-8 -*-
# Copyright 2021-2023 Mike Fährmann
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License version 2 as
# published by the Free Software Foundation.
"""Extractors for sites supported by youtube-dl"""
from .common import Extractor, Message
from .. import ytdl, config, exception
class YoutubeDLExtractor(Extractor):
"""Generic extractor for youtube-dl supported URLs"""
category = "ytdl"
directory_fmt = ("{category}", "{subcategory}")
filename_fmt = "{title}-{id}.{extension}"
archive_fmt = "{extractor_key} {id}"
pattern = r"ytdl:(.*)"
example = "ytdl:https://www.youtube.com/watch?v=abcdefghijk"
def __init__(self, match):
# import main youtube_dl module
ytdl_module = ytdl.import_module(config.get(
("extractor", "ytdl"), "module"))
self.ytdl_module_name = ytdl_module.__name__
# find suitable youtube_dl extractor
self.ytdl_url = url = match.group(1)
generic = config.interpolate(("extractor", "ytdl"), "generic", True)
if generic == "force":
self.ytdl_ie_key = "Generic"
self.force_generic_extractor = True
else:
for ie in ytdl_module.extractor.gen_extractor_classes():
if ie.suitable(url):
self.ytdl_ie_key = ie.ie_key()
break
if not generic and self.ytdl_ie_key == "Generic":
raise exception.NoExtractorError()
self.force_generic_extractor = False
# set subcategory to youtube_dl extractor's key
self.subcategory = self.ytdl_ie_key
Extractor.__init__(self, match)
def items(self):
# import subcategory module
ytdl_module = ytdl.import_module(
config.get(("extractor", "ytdl", self.subcategory), "module") or
self.ytdl_module_name)
self.log.debug("Using %s", ytdl_module)
# construct YoutubeDL object
extr_opts = {
"extract_flat" : "in_playlist",
"force_generic_extractor": self.force_generic_extractor,
}
user_opts = {
"retries" : self._retries,
"socket_timeout" : self._timeout,
"nocheckcertificate" : not self._verify,
}
if self._proxies:
user_opts["proxy"] = self._proxies.get("http")
username, password = self._get_auth_info()
if username:
user_opts["username"], user_opts["password"] = username, password
del username, password
ytdl_instance = ytdl.construct_YoutubeDL(
ytdl_module, self, user_opts, extr_opts)
# transfer cookies to ytdl
cookies = self.cookies
if cookies:
set_cookie = ytdl_instance.cookiejar.set_cookie
for cookie in cookies:
set_cookie(cookie)
# extract youtube_dl info_dict
try:
info_dict = ytdl_instance._YoutubeDL__extract_info(
self.ytdl_url,
ytdl_instance.get_info_extractor(self.ytdl_ie_key),
False, {}, True)
except ytdl_module.utils.YoutubeDLError:
raise exception.StopExtraction("Failed to extract video data")
if not info_dict:
return
elif "entries" in info_dict:
results = self._process_entries(
ytdl_module, ytdl_instance, info_dict["entries"])
else:
results = (info_dict,)
# yield results
for info_dict in results:
info_dict["extension"] = None
info_dict["_ytdl_info_dict"] = info_dict
info_dict["_ytdl_instance"] = ytdl_instance
url = "ytdl:" + (info_dict.get("url") or
info_dict.get("webpage_url") or
self.ytdl_url)
yield Message.Directory, info_dict
yield Message.Url, url, info_dict
def _process_entries(self, ytdl_module, ytdl_instance, entries):
for entry in entries:
if not entry:
continue
if entry.get("_type") in ("url", "url_transparent"):
try:
entry = ytdl_instance.extract_info(
entry["url"], False,
ie_key=entry.get("ie_key"))
except ytdl_module.utils.YoutubeDLError:
continue
if not entry:
continue
if "entries" in entry:
yield from self._process_entries(
ytdl_module, ytdl_instance, entry["entries"])
else:
yield entry
if config.get(("extractor", "ytdl"), "enabled"):
# make 'ytdl:' prefix optional
YoutubeDLExtractor.pattern = r"(?:ytdl:)?(.*)"