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# -*- coding: utf-8 -*-
# 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 LynxChan Imageboards"""
from .common import BaseExtractor, Message
from .. import text
import itertools
class LynxchanExtractor(BaseExtractor):
"""Base class for LynxChan extractors"""
basecategory = "lynxchan"
BASE_PATTERN = LynxchanExtractor.update({
"bbw-chan": {
"root": "https://bbw-chan.link",
"pattern": r"bbw-chan\.(?:link|nl)",
},
"kohlchan": {
"root": "https://kohlchan.net",
"pattern": r"kohlchan\.net",
},
"endchan": {
"root": None,
"pattern": r"endchan\.(?:org|net|gg)",
},
})
class LynxchanThreadExtractor(LynxchanExtractor):
"""Extractor for LynxChan threads"""
subcategory = "thread"
directory_fmt = ("{category}", "{boardUri}",
"{threadId} {subject|message[:50]}")
filename_fmt = "{postId}{num:?-//} {filename}.{extension}"
archive_fmt = "{boardUri}_{postId}_{num}"
pattern = BASE_PATTERN + r"/([^/?#]+)/res/(\d+)"
example = "https://endchan.org/a/res/12345.html"
def items(self):
url = f"{self.root}/{self.groups[-2]}/res/{self.groups[-1]}.json"
thread = self.request_json(url)
thread["postId"] = thread["threadId"]
posts = thread.pop("posts", ())
yield Message.Directory, "", thread
for post in itertools.chain((thread,), posts):
if files := post.pop("files", ()):
thread.update(post)
for num, file in enumerate(files):
file.update(thread)
file["num"] = num
url = self.root + file["path"]
text.nameext_from_url(file["originalName"], file)
yield Message.Url, url, file
class LynxchanBoardExtractor(LynxchanExtractor):
"""Extractor for LynxChan boards"""
subcategory = "board"
pattern = BASE_PATTERN + r"/([^/?#]+)(?:/index|/catalog|/\d+|/?$)"
example = "https://endchan.org/a/"
def items(self):
board = self.groups[-1]
url = f"{self.root}/{board}/catalog.json"
for thread in self.request_json(url):
url = f"{self.root}/{board}/res/{thread['threadId']}.html"
thread["_extractor"] = LynxchanThreadExtractor
yield Message.Queue, url, thread
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