mirror of
https://github.com/mikf/gallery-dl.git
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462 lines
16 KiB
Python
462 lines
16 KiB
Python
# -*- coding: utf-8 -*-
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# Copyright 2021-2023 Mike Fährmann
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License version 2 as
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# published by the Free Software Foundation.
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"""Extractors for https://kemono.party/"""
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from .common import Extractor, Message
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from .. import text, exception
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from ..cache import cache, memcache
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import itertools
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import re
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BASE_PATTERN = r"(?:https?://)?(?:www\.|beta\.)?(kemono|coomer)\.(party|su)"
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USER_PATTERN = BASE_PATTERN + r"/([^/?#]+)/user/([^/?#]+)"
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HASH_PATTERN = r"/[0-9a-f]{2}/[0-9a-f]{2}/([0-9a-f]{64})"
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class KemonopartyExtractor(Extractor):
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"""Base class for kemonoparty extractors"""
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category = "kemonoparty"
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root = "https://kemono.party"
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directory_fmt = ("{category}", "{service}", "{user}")
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filename_fmt = "{id}_{title[:180]}_{num:>02}_{filename[:180]}.{extension}"
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archive_fmt = "{service}_{user}_{id}_{num}"
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cookies_domain = ".kemono.party"
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def __init__(self, match):
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domain = match.group(1)
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tld = match.group(2)
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self.category = domain + "party"
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self.root = text.root_from_url(match.group(0))
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self.cookies_domain = ".{}.{}".format(domain, tld)
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Extractor.__init__(self, match)
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def _init(self):
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self._prepare_ddosguard_cookies()
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self._find_inline = re.compile(
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r'src="(?:https?://(?:kemono|coomer)\.(?:party|su))?(/inline/[^"]+'
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r'|/[0-9a-f]{2}/[0-9a-f]{2}/[0-9a-f]{64}\.[^"]+)').findall
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def items(self):
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find_hash = re.compile(HASH_PATTERN).match
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generators = self._build_file_generators(self.config("files"))
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duplicates = self.config("duplicates")
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comments = self.config("comments")
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username = dms = None
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# prevent files from being sent with gzip compression
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headers = {"Accept-Encoding": "identity"}
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if self.config("metadata"):
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username = text.unescape(text.extract(
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self.request(self.user_url).text,
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'<meta name="artist_name" content="', '"')[0])
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if self.config("dms"):
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dms = True
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posts = self.posts()
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max_posts = self.config("max-posts")
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if max_posts:
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posts = itertools.islice(posts, max_posts)
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for post in posts:
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headers["Referer"] = "{}/{}/user/{}/post/{}".format(
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self.root, post["service"], post["user"], post["id"])
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post["_http_headers"] = headers
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post["date"] = self._parse_datetime(
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post["published"] or post["added"])
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if username:
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post["username"] = username
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if comments:
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post["comments"] = self._extract_comments(post)
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if dms is not None:
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if dms is True:
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dms = self._extract_dms(post)
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post["dms"] = dms
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files = []
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hashes = set()
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for file in itertools.chain.from_iterable(
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g(post) for g in generators):
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url = file["path"]
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match = find_hash(url)
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if match:
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file["hash"] = hash = match.group(1)
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if not duplicates:
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if hash in hashes:
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self.log.debug("Skipping %s (duplicate)", url)
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continue
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hashes.add(hash)
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else:
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file["hash"] = ""
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files.append(file)
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post["count"] = len(files)
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yield Message.Directory, post
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for post["num"], file in enumerate(files, 1):
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post["_http_validate"] = None
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post["hash"] = file["hash"]
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post["type"] = file["type"]
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url = file["path"]
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text.nameext_from_url(file.get("name", url), post)
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ext = text.ext_from_url(url)
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if not post["extension"]:
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post["extension"] = ext
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elif ext == "txt" and post["extension"] != "txt":
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post["_http_validate"] = _validate
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if url[0] == "/":
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url = self.root + "/data" + url
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elif url.startswith(self.root):
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url = self.root + "/data" + url[20:]
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yield Message.Url, url, post
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def login(self):
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username, password = self._get_auth_info()
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if username:
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self.cookies_update(self._login_impl(
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(username, self.cookies_domain), password))
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@cache(maxage=28*86400, keyarg=1)
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def _login_impl(self, username, password):
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username = username[0]
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self.log.info("Logging in as %s", username)
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url = self.root + "/account/login"
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data = {"username": username, "password": password}
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response = self.request(url, method="POST", data=data)
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if response.url.endswith("/account/login") and \
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"Username or password is incorrect" in response.text:
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raise exception.AuthenticationError()
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return {c.name: c.value for c in response.history[0].cookies}
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def _file(self, post):
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file = post["file"]
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if not file:
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return ()
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file["type"] = "file"
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return (file,)
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def _attachments(self, post):
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for attachment in post["attachments"]:
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attachment["type"] = "attachment"
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return post["attachments"]
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def _inline(self, post):
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for path in self._find_inline(post["content"] or ""):
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yield {"path": path, "name": path, "type": "inline"}
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def _build_file_generators(self, filetypes):
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if filetypes is None:
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return (self._attachments, self._file, self._inline)
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genmap = {
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"file" : self._file,
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"attachments": self._attachments,
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"inline" : self._inline,
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}
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if isinstance(filetypes, str):
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filetypes = filetypes.split(",")
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return [genmap[ft] for ft in filetypes]
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def _extract_comments(self, post):
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url = "{}/{}/user/{}/post/{}".format(
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self.root, post["service"], post["user"], post["id"])
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page = self.request(url).text
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comments = []
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for comment in text.extract_iter(page, "<article", "</article>"):
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extr = text.extract_from(comment)
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cid = extr('id="', '"')
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comments.append({
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"id" : cid,
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"user": extr('href="#' + cid + '"', '</').strip(" \n\r>"),
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"body": extr(
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'<section class="comment__body">', '</section>').strip(),
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"date": extr('datetime="', '"'),
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})
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return comments
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def _extract_dms(self, post):
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url = "{}/{}/user/{}/dms".format(
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self.root, post["service"], post["user"])
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page = self.request(url).text
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dms = []
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for dm in text.extract_iter(page, "<article", "</article>"):
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footer = text.extr(dm, "<footer", "</footer>")
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dms.append({
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"body": text.unescape(text.extr(
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dm, "<pre>", "</pre></",
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).strip()),
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"date": text.extr(footer, 'Published: ', '\n'),
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})
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return dms
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def _parse_datetime(self, date_string):
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if len(date_string) > 19:
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date_string = date_string[:19]
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return text.parse_datetime(date_string, "%Y-%m-%dT%H:%M:%S")
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@memcache(keyarg=1)
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def _discord_channels(self, server):
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url = "{}/api/v1/discord/channel/lookup/{}".format(
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self.root, server)
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return self.request(url).json()
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@memcache(keyarg=1)
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def _post_revisions(self, url):
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revs = self.request(url + "/revisions").json()
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idx = len(revs)
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for rev in revs:
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rev["revision_index"] = idx
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idx -= 1
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return revs
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def _validate(response):
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return (response.headers["content-length"] != "9" or
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response.content != b"not found")
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class KemonopartyUserExtractor(KemonopartyExtractor):
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"""Extractor for all posts from a kemono.party user listing"""
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subcategory = "user"
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pattern = USER_PATTERN + r"/?(?:\?([^#]+))?(?:$|[?#])"
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example = "https://kemono.party/SERVICE/user/12345"
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def __init__(self, match):
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_, _, service, user_id, self.query = match.groups()
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self.subcategory = service
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KemonopartyExtractor.__init__(self, match)
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self.api_url = "{}/api/v1/{}/user/{}".format(
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self.root, service, user_id)
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self.user_url = "{}/{}/user/{}".format(self.root, service, user_id)
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def posts(self):
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url = self.api_url
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params = text.parse_query(self.query)
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params["o"] = text.parse_int(params.get("o"))
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revisions = self.config("revisions")
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while True:
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posts = self.request(url, params=params).json()
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if revisions:
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for post in posts:
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post["revision_id"] = 0
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post_url = "{}/post/{}".format(self.api_url, post["id"])
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try:
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revs = self._post_revisions(post_url)
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except exception.HttpError:
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post["revision_index"] = 1
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yield post
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else:
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post["revision_index"] = len(revs) + 1
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yield post
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yield from revs
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else:
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yield from posts
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if len(posts) < 50:
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break
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params["o"] += 50
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class KemonopartyPostExtractor(KemonopartyExtractor):
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"""Extractor for a single kemono.party post"""
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subcategory = "post"
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pattern = USER_PATTERN + r"/post/([^/?#]+)(/revisions?(?:/(\d*))?)?"
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example = "https://kemono.party/SERVICE/user/12345/post/12345"
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def __init__(self, match):
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_, _, service, user_id, post_id, self.revision, self.revision_id = \
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match.groups()
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self.subcategory = service
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KemonopartyExtractor.__init__(self, match)
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self.api_url = "{}/api/v1/{}/user/{}/post/{}".format(
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self.root, service, user_id, post_id)
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self.user_url = "{}/{}/user/{}".format(self.root, service, user_id)
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def posts(self):
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if not self.revision:
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post = self.request(self.api_url).json()
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if self.config("revisions"):
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post["revision_id"] = 0
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try:
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revs = self._post_revisions(self.api_url)
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except exception.HttpError:
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post["revision_index"] = 1
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else:
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post["revision_index"] = len(revs) + 1
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return itertools.chain((post,), revs)
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return (post,)
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revs = self._post_revisions(self.api_url)
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if not self.revision_id:
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return revs
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for rev in revs:
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if str(rev["revision_id"]) == self.revision_id:
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return (rev,)
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raise exception.NotFoundError("revision")
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class KemonopartyDiscordExtractor(KemonopartyExtractor):
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"""Extractor for kemono.party discord servers"""
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subcategory = "discord"
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directory_fmt = ("{category}", "discord", "{server}",
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"{channel_name|channel}")
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filename_fmt = "{id}_{num:>02}_{filename}.{extension}"
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archive_fmt = "discord_{server}_{id}_{num}"
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pattern = BASE_PATTERN + r"/discord/server/(\d+)(?:/channel/(\d+))?#(.*)"
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example = "https://kemono.party/discord/server/12345#CHANNEL"
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def __init__(self, match):
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KemonopartyExtractor.__init__(self, match)
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_, _, self.server, self.channel_id, self.channel = match.groups()
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self.channel_name = ""
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def items(self):
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self._prepare_ddosguard_cookies()
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if self.channel_id:
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self.channel_name = self.channel
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else:
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if self.channel.isdecimal() and len(self.channel) >= 16:
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key = "id"
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else:
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key = "name"
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for channel in self._discord_channels(self.server):
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if channel[key] == self.channel:
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break
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else:
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raise exception.NotFoundError("channel")
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self.channel_id = channel["id"]
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self.channel_name = channel["name"]
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find_inline = re.compile(
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r"https?://(?:cdn\.discordapp.com|media\.discordapp\.net)"
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r"(/[A-Za-z0-9-._~:/?#\[\]@!$&'()*+,;%=]+)").findall
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find_hash = re.compile(HASH_PATTERN).match
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posts = self.posts()
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max_posts = self.config("max-posts")
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if max_posts:
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posts = itertools.islice(posts, max_posts)
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for post in posts:
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files = []
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append = files.append
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for attachment in post["attachments"]:
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match = find_hash(attachment["path"])
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attachment["hash"] = match.group(1) if match else ""
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attachment["type"] = "attachment"
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append(attachment)
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for path in find_inline(post["content"] or ""):
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append({"path": "https://cdn.discordapp.com" + path,
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"name": path, "type": "inline", "hash": ""})
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post["channel_name"] = self.channel_name
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post["date"] = self._parse_datetime(post["published"])
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post["count"] = len(files)
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yield Message.Directory, post
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for post["num"], file in enumerate(files, 1):
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post["hash"] = file["hash"]
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post["type"] = file["type"]
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url = file["path"]
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text.nameext_from_url(file.get("name", url), post)
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if not post["extension"]:
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post["extension"] = text.ext_from_url(url)
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if url[0] == "/":
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url = self.root + "/data" + url
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elif url.startswith(self.root):
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url = self.root + "/data" + url[20:]
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yield Message.Url, url, post
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def posts(self):
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url = "{}/api/v1/discord/channel/{}".format(
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self.root, self.channel_id)
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params = {"o": 0}
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while True:
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posts = self.request(url, params=params).json()
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yield from posts
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if len(posts) < 150:
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break
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params["o"] += 150
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class KemonopartyDiscordServerExtractor(KemonopartyExtractor):
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subcategory = "discord-server"
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pattern = BASE_PATTERN + r"/discord/server/(\d+)$"
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example = "https://kemono.party/discord/server/12345"
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def __init__(self, match):
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KemonopartyExtractor.__init__(self, match)
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self.server = match.group(3)
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def items(self):
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for channel in self._discord_channels(self.server):
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url = "{}/discord/server/{}/channel/{}#{}".format(
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self.root, self.server, channel["id"], channel["name"])
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channel["_extractor"] = KemonopartyDiscordExtractor
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yield Message.Queue, url, channel
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class KemonopartyFavoriteExtractor(KemonopartyExtractor):
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"""Extractor for kemono.party favorites"""
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subcategory = "favorite"
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pattern = BASE_PATTERN + r"/favorites(?:/?\?([^#]+))?"
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example = "https://kemono.party/favorites"
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def __init__(self, match):
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KemonopartyExtractor.__init__(self, match)
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self.favorites = (text.parse_query(match.group(3)).get("type") or
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self.config("favorites") or
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"artist")
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def items(self):
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self._prepare_ddosguard_cookies()
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self.login()
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if self.favorites == "artist":
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users = self.request(
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self.root + "/api/v1/account/favorites?type=artist").json()
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for user in users:
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user["_extractor"] = KemonopartyUserExtractor
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url = "{}/{}/user/{}".format(
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self.root, user["service"], user["id"])
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yield Message.Queue, url, user
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elif self.favorites == "post":
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posts = self.request(
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self.root + "/api/v1/account/favorites?type=post").json()
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for post in posts:
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post["_extractor"] = KemonopartyPostExtractor
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url = "{}/{}/user/{}/post/{}".format(
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self.root, post["service"], post["user"], post["id"])
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yield Message.Queue, url, post
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