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gallery-dl/gallery_dl/extractor/kemonoparty.py

544 lines
19 KiB

# -*- 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 https://kemono.su/"""
from .common import Extractor, Message
from .. import text, util, exception
from ..cache import cache, memcache
import itertools
import json
import re
BASE_PATTERN = r"(?:https?://)?(?:www\.|beta\.)?(kemono|coomer)\.(su|party)"
USER_PATTERN = BASE_PATTERN + r"/([^/?#]+)/user/([^/?#]+)"
HASH_PATTERN = r"/[0-9a-f]{2}/[0-9a-f]{2}/([0-9a-f]{64})"
class KemonopartyExtractor(Extractor):
"""Base class for kemonoparty extractors"""
category = "kemonoparty"
root = "https://kemono.su"
directory_fmt = ("{category}", "{service}", "{user}")
filename_fmt = "{id}_{title[:180]}_{num:>02}_{filename[:180]}.{extension}"
archive_fmt = "{service}_{user}_{id}_{num}"
cookies_domain = ".kemono.su"
def __init__(self, match):
domain = match.group(1)
tld = match.group(2)
self.category = domain + "party"
self.root = text.root_from_url(match.group(0))
self.cookies_domain = ".{}.{}".format(domain, tld)
Extractor.__init__(self, match)
def _init(self):
self.revisions = self.config("revisions")
if self.revisions:
self.revisions_unique = (self.revisions == "unique")
order = self.config("order-revisions")
self.revisions_reverse = order[0] in ("r", "a") if order else False
self._prepare_ddosguard_cookies()
self._find_inline = re.compile(
r'src="(?:https?://(?:kemono|coomer)\.(?:su|party))?(/inline/[^"]+'
r'|/[0-9a-f]{2}/[0-9a-f]{2}/[0-9a-f]{64}\.[^"]+)').findall
self._json_dumps = json.JSONEncoder(
ensure_ascii=False, check_circular=False,
sort_keys=True, separators=(",", ":")).encode
def items(self):
find_hash = re.compile(HASH_PATTERN).match
generators = self._build_file_generators(self.config("files"))
duplicates = self.config("duplicates")
comments = self.config("comments")
username = dms = announcements = None
# prevent files from being sent with gzip compression
headers = {"Accept-Encoding": "identity"}
if self.config("metadata"):
username = text.unescape(text.extract(
self.request(self.user_url).text,
'<meta name="artist_name" content="', '"')[0])
if self.config("dms"):
dms = True
if self.config("announcements"):
announcements = True
posts = self.posts()
max_posts = self.config("max-posts")
if max_posts:
posts = itertools.islice(posts, max_posts)
for post in posts:
headers["Referer"] = "{}/{}/user/{}/post/{}".format(
self.root, post["service"], post["user"], post["id"])
post["_http_headers"] = headers
post["date"] = self._parse_datetime(
post.get("published") or post.get("added") or "")
if username:
post["username"] = username
if comments:
post["comments"] = self._extract_comments(post)
if dms is not None:
if dms is True:
dms = self._extract_cards(post, "dms")
post["dms"] = dms
if announcements is not None:
if announcements is True:
announcements = self._extract_cards(post, "announcements")
post["announcements"] = announcements
files = []
hashes = set()
for file in itertools.chain.from_iterable(
g(post) for g in generators):
url = file["path"]
match = find_hash(url)
if match:
file["hash"] = hash = match.group(1)
if not duplicates:
if hash in hashes:
self.log.debug("Skipping %s (duplicate)", url)
continue
hashes.add(hash)
else:
file["hash"] = ""
files.append(file)
post["count"] = len(files)
yield Message.Directory, post
for post["num"], file in enumerate(files, 1):
post["_http_validate"] = None
post["hash"] = file["hash"]
post["type"] = file["type"]
url = file["path"]
text.nameext_from_url(file.get("name", url), post)
ext = text.ext_from_url(url)
if not post["extension"]:
post["extension"] = ext
elif ext == "txt" and post["extension"] != "txt":
post["_http_validate"] = _validate
if url[0] == "/":
url = self.root + "/data" + url
elif url.startswith(self.root):
url = self.root + "/data" + url[20:]
yield Message.Url, url, post
def login(self):
username, password = self._get_auth_info()
if username:
self.cookies_update(self._login_impl(
(username, self.cookies_domain), password))
@cache(maxage=28*86400, keyarg=1)
def _login_impl(self, username, password):
username = username[0]
self.log.info("Logging in as %s", username)
url = self.root + "/account/login"
data = {"username": username, "password": password}
response = self.request(url, method="POST", data=data)
if response.url.endswith("/account/login") and \
"Username or password is incorrect" in response.text:
raise exception.AuthenticationError()
return {c.name: c.value for c in response.history[0].cookies}
def _file(self, post):
file = post["file"]
if not file or "path" not in file:
return ()
file["type"] = "file"
return (file,)
def _attachments(self, post):
for attachment in post["attachments"]:
attachment["type"] = "attachment"
return post["attachments"]
def _inline(self, post):
for path in self._find_inline(post.get("content") or ""):
yield {"path": path, "name": path, "type": "inline"}
def _build_file_generators(self, filetypes):
if filetypes is None:
return (self._attachments, self._file, self._inline)
genmap = {
"file" : self._file,
"attachments": self._attachments,
"inline" : self._inline,
}
if isinstance(filetypes, str):
filetypes = filetypes.split(",")
return [genmap[ft] for ft in filetypes]
def _extract_comments(self, post):
url = "{}/{}/user/{}/post/{}".format(
self.root, post["service"], post["user"], post["id"])
page = self.request(url).text
comments = []
for comment in text.extract_iter(page, "<article", "</article>"):
extr = text.extract_from(comment)
cid = extr('id="', '"')
comments.append({
"id" : cid,
"user": extr('href="#' + cid + '"', '</').strip(" \n\r>"),
"body": extr(
'<section class="comment__body">', '</section>').strip(),
"date": extr('datetime="', '"'),
})
return comments
def _extract_cards(self, post, type):
url = "{}/{}/user/{}/{}".format(
self.root, post["service"], post["user"], type)
page = self.request(url).text
cards = []
for card in text.extract_iter(page, "<article", "</article>"):
footer = text.extr(card, "<footer", "</footer>")
cards.append({
"body": text.unescape(text.extr(
card, "<pre>", "</pre></",
).strip()),
"date": text.extr(footer, ': ', '\n'),
})
return cards
def _parse_datetime(self, date_string):
if len(date_string) > 19:
date_string = date_string[:19]
return text.parse_datetime(date_string, "%Y-%m-%dT%H:%M:%S")
@memcache(keyarg=1)
def _discord_channels(self, server):
url = "{}/api/v1/discord/channel/lookup/{}".format(
self.root, server)
return self.request(url).json()
def _revisions_post(self, post, url):
post["revision_id"] = 0
try:
revs = self.request(url + "/revisions").json()
except exception.HttpError:
post["revision_hash"] = self._revision_hash(post)
post["revision_index"] = 1
post["revision_count"] = 1
return (post,)
revs.insert(0, post)
for rev in revs:
rev["revision_hash"] = self._revision_hash(rev)
if self.revisions_unique:
uniq = []
last = None
for rev in revs:
if last != rev["revision_hash"]:
last = rev["revision_hash"]
uniq.append(rev)
revs = uniq
cnt = idx = len(revs)
for rev in revs:
rev["revision_index"] = idx
rev["revision_count"] = cnt
idx -= 1
if self.revisions_reverse:
revs.reverse()
return revs
def _revisions_all(self, url):
revs = self.request(url + "/revisions").json()
cnt = idx = len(revs)
for rev in revs:
rev["revision_hash"] = self._revision_hash(rev)
rev["revision_index"] = idx
rev["revision_count"] = cnt
idx -= 1
if self.revisions_reverse:
revs.reverse()
return revs
def _revision_hash(self, revision):
rev = revision.copy()
rev.pop("revision_id", None)
rev.pop("added", None)
rev.pop("next", None)
rev.pop("prev", None)
rev["file"] = rev["file"].copy()
rev["file"].pop("name", None)
rev["attachments"] = [a.copy() for a in rev["attachments"]]
for a in rev["attachments"]:
a.pop("name", None)
return util.sha1(self._json_dumps(rev))
def _validate(response):
return (response.headers["content-length"] != "9" or
response.content != b"not found")
class KemonopartyUserExtractor(KemonopartyExtractor):
"""Extractor for all posts from a kemono.su user listing"""
subcategory = "user"
pattern = USER_PATTERN + r"/?(?:\?([^#]+))?(?:$|[?#])"
example = "https://kemono.su/SERVICE/user/12345"
def __init__(self, match):
_, _, service, user_id, self.query = match.groups()
self.subcategory = service
KemonopartyExtractor.__init__(self, match)
self.api_url = "{}/api/v1/{}/user/{}".format(
self.root, service, user_id)
self.user_url = "{}/{}/user/{}".format(self.root, service, user_id)
def posts(self):
url = self.api_url
params = text.parse_query(self.query)
params["o"] = text.parse_int(params.get("o"))
while True:
posts = self.request(url, params=params).json()
if self.revisions:
for post in posts:
post_url = "{}/api/v1/{}/user/{}/post/{}".format(
self.root, post["service"], post["user"], post["id"])
yield from self._revisions_post(post, post_url)
else:
yield from posts
if len(posts) < 50:
break
params["o"] += 50
class KemonopartyPostsExtractor(KemonopartyExtractor):
"""Extractor for kemono.su post listings"""
subcategory = "posts"
pattern = BASE_PATTERN + r"/posts(?:/?\?([^#]+))?"
example = "https://kemono.su/posts"
def __init__(self, match):
KemonopartyExtractor.__init__(self, match)
self.query = match.group(3)
self.api_url = self.root + "/api/v1/posts"
posts = KemonopartyUserExtractor.posts
class KemonopartyPostExtractor(KemonopartyExtractor):
"""Extractor for a single kemono.su post"""
subcategory = "post"
pattern = USER_PATTERN + r"/post/([^/?#]+)(/revisions?(?:/(\d*))?)?"
example = "https://kemono.su/SERVICE/user/12345/post/12345"
def __init__(self, match):
_, _, service, user_id, post_id, self.revision, self.revision_id = \
match.groups()
self.subcategory = service
KemonopartyExtractor.__init__(self, match)
self.api_url = "{}/api/v1/{}/user/{}/post/{}".format(
self.root, service, user_id, post_id)
self.user_url = "{}/{}/user/{}".format(self.root, service, user_id)
def posts(self):
if not self.revision:
post = self.request(self.api_url).json()
if self.revisions:
return self._revisions_post(post, self.api_url)
return (post,)
revs = self._revisions_all(self.api_url)
if not self.revision_id:
return revs
for rev in revs:
if str(rev["revision_id"]) == self.revision_id:
return (rev,)
raise exception.NotFoundError("revision")
class KemonopartyDiscordExtractor(KemonopartyExtractor):
"""Extractor for kemono.su discord servers"""
subcategory = "discord"
directory_fmt = ("{category}", "discord", "{server}",
"{channel_name|channel}")
filename_fmt = "{id}_{num:>02}_{filename}.{extension}"
archive_fmt = "discord_{server}_{id}_{num}"
pattern = BASE_PATTERN + r"/discord/server/(\d+)(?:/channel/(\d+))?#(.*)"
example = "https://kemono.su/discord/server/12345#CHANNEL"
def __init__(self, match):
KemonopartyExtractor.__init__(self, match)
_, _, self.server, self.channel_id, self.channel = match.groups()
self.channel_name = ""
def items(self):
self._prepare_ddosguard_cookies()
if self.channel_id:
self.channel_name = self.channel
else:
if self.channel.isdecimal() and len(self.channel) >= 16:
key = "id"
else:
key = "name"
for channel in self._discord_channels(self.server):
if channel[key] == self.channel:
break
else:
raise exception.NotFoundError("channel")
self.channel_id = channel["id"]
self.channel_name = channel["name"]
find_inline = re.compile(
r"https?://(?:cdn\.discordapp.com|media\.discordapp\.net)"
r"(/[A-Za-z0-9-._~:/?#\[\]@!$&'()*+,;%=]+)").findall
find_hash = re.compile(HASH_PATTERN).match
posts = self.posts()
max_posts = self.config("max-posts")
if max_posts:
posts = itertools.islice(posts, max_posts)
for post in posts:
files = []
append = files.append
for attachment in post["attachments"]:
match = find_hash(attachment["path"])
attachment["hash"] = match.group(1) if match else ""
attachment["type"] = "attachment"
append(attachment)
for path in find_inline(post["content"] or ""):
append({"path": "https://cdn.discordapp.com" + path,
"name": path, "type": "inline", "hash": ""})
post["channel_name"] = self.channel_name
post["date"] = self._parse_datetime(post["published"])
post["count"] = len(files)
yield Message.Directory, post
for post["num"], file in enumerate(files, 1):
post["hash"] = file["hash"]
post["type"] = file["type"]
url = file["path"]
text.nameext_from_url(file.get("name", url), post)
if not post["extension"]:
post["extension"] = text.ext_from_url(url)
if url[0] == "/":
url = self.root + "/data" + url
elif url.startswith(self.root):
url = self.root + "/data" + url[20:]
yield Message.Url, url, post
def posts(self):
url = "{}/api/v1/discord/channel/{}".format(
self.root, self.channel_id)
params = {"o": 0}
while True:
posts = self.request(url, params=params).json()
yield from posts
if len(posts) < 150:
break
params["o"] += 150
class KemonopartyDiscordServerExtractor(KemonopartyExtractor):
subcategory = "discord-server"
pattern = BASE_PATTERN + r"/discord/server/(\d+)$"
example = "https://kemono.su/discord/server/12345"
def __init__(self, match):
KemonopartyExtractor.__init__(self, match)
self.server = match.group(3)
def items(self):
for channel in self._discord_channels(self.server):
url = "{}/discord/server/{}/channel/{}#{}".format(
self.root, self.server, channel["id"], channel["name"])
channel["_extractor"] = KemonopartyDiscordExtractor
yield Message.Queue, url, channel
class KemonopartyFavoriteExtractor(KemonopartyExtractor):
"""Extractor for kemono.su favorites"""
subcategory = "favorite"
pattern = BASE_PATTERN + r"/favorites(?:/?\?([^#]+))?"
example = "https://kemono.su/favorites"
def __init__(self, match):
KemonopartyExtractor.__init__(self, match)
self.params = text.parse_query(match.group(3))
self.favorites = (self.params.get("type") or
self.config("favorites") or
"artist")
def items(self):
self._prepare_ddosguard_cookies()
self.login()
sort = self.params.get("sort")
order = self.params.get("order") or "desc"
if self.favorites == "artist":
users = self.request(
self.root + "/api/v1/account/favorites?type=artist").json()
if not sort:
sort = "updated"
users.sort(key=lambda x: x[sort] or util.NONE,
reverse=(order == "desc"))
for user in users:
user["_extractor"] = KemonopartyUserExtractor
url = "{}/{}/user/{}".format(
self.root, user["service"], user["id"])
yield Message.Queue, url, user
elif self.favorites == "post":
posts = self.request(
self.root + "/api/v1/account/favorites?type=post").json()
if not sort:
sort = "faved_seq"
posts.sort(key=lambda x: x[sort] or util.NONE,
reverse=(order == "desc"))
for post in posts:
post["_extractor"] = KemonopartyPostExtractor
url = "{}/{}/user/{}/post/{}".format(
self.root, post["service"], post["user"], post["id"])
yield Message.Queue, url, post