97 lines
3.1 KiB
Python
97 lines
3.1 KiB
Python
# -*- coding: utf-8 -*-
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# Copyright 2022-2025 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 2chen boards"""
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from .common import BaseExtractor, Message
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from .. import text
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class _2chenExtractor(BaseExtractor):
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basecategory = "2chen"
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BASE_PATTERN = _2chenExtractor.update({
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"sturdychan": {
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"root": "https://sturdychan.help",
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"pattern": r"(?:sturdychan\.help|2chen\.(?:moe|club))",
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},
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"schan": {
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"root": "https://schan.help/",
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"pattern": r"schan\.help",
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},
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})
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class _2chenThreadExtractor(_2chenExtractor):
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"""Extractor for 2chen threads"""
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subcategory = "thread"
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directory_fmt = ("{category}", "{board}", "{thread} {title}")
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filename_fmt = "{time} {filename}.{extension}"
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archive_fmt = "{board}_{thread}_{no}_{time}"
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pattern = BASE_PATTERN + r"/([^/?#]+)/(\d+)"
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example = "https://sturdychan.help/a/12345/"
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def items(self):
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board = self.groups[-2]
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thread = self.kwdict["thread"] = self.groups[-1]
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url = f"{self.root}/{board}/{thread}"
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page = self.request(url, encoding="utf-8", notfound=True).text
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self.kwdict["board"], pos = text.extract(
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page, 'class="board">/', '/<')
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self.kwdict["title"] = text.unescape(text.extract(
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page, "<h3>", "</h3>", pos)[0])
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yield Message.Directory, "", {}
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for post in self.posts(page):
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url = post["url"]
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if not url:
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continue
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if url[0] == "/":
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url = self.root + url
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post["url"] = url = url.partition("?")[0]
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post["time"] = text.parse_int(post["date"].timestamp())
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yield Message.Url, url, text.nameext_from_url(
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post["filename"], post)
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def posts(self, page):
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"""Return iterable with relevant posts"""
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return map(self.parse, text.extract_iter(
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page, 'class="glass media', '</article>'))
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def parse(self, post):
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extr = text.extract_from(post)
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return {
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"name" : text.unescape(extr("<span>", "</span>")),
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"date" : self.parse_datetime(
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extr("<time", "<").partition(">")[2],
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"%d %b %Y (%a) %H:%M:%S"
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),
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"no" : extr('href="#p', '"'),
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"filename": text.unescape(extr('download="', '"')),
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"url" : text.extr(extr("<figure>", "</"), 'href="', '"'),
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"hash" : extr('data-hash="', '"'),
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}
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class _2chenBoardExtractor(_2chenExtractor):
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"""Extractor for 2chen boards"""
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subcategory = "board"
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pattern = BASE_PATTERN + r"/([^/?#]+)(?:/catalog|/?$)"
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example = "https://sturdychan.help/a/"
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def items(self):
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url = f"{self.root}/{self.groups[-1]}/catalog"
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page = self.request(url, notfound=True).text
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data = {"_extractor": _2chenThreadExtractor}
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for thread in text.extract_iter(
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page, '<figure><a href="', '"'):
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yield Message.Queue, self.root + thread, data
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