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113 lines
3.6 KiB
113 lines
3.6 KiB
# -*- coding: utf-8 -*-
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# Copyright 2022-2023 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 vichan imageboards"""
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from .common import BaseExtractor, Message
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from .. import text
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class VichanExtractor(BaseExtractor):
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"""Base class for vichan extractors"""
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basecategory = "vichan"
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BASE_PATTERN = VichanExtractor.update({
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"8kun": {
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"root": "https://8kun.top",
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"pattern": r"8kun\.top",
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},
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"smugloli": {
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"root": None,
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"pattern": r"smuglo(?:\.li|li\.net)",
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},
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})
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class VichanThreadExtractor(VichanExtractor):
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"""Extractor for vichan threads"""
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subcategory = "thread"
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directory_fmt = ("{category}", "{board}", "{thread} {title}")
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filename_fmt = "{time}{num:?-//} {filename}.{extension}"
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archive_fmt = "{board}_{thread}_{tim}"
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pattern = BASE_PATTERN + r"/([^/?#]+)/res/(\d+)"
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example = "https://8kun.top/a/res/12345.html"
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def __init__(self, match):
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VichanExtractor.__init__(self, match)
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index = match.lastindex
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self.board = match.group(index-1)
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self.thread = match.group(index)
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def items(self):
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url = "{}/{}/res/{}.json".format(self.root, self.board, self.thread)
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posts = self.request(url).json()["posts"]
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title = posts[0].get("sub") or text.remove_html(posts[0]["com"])
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process = (self._process_8kun if self.category == "8kun" else
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self._process)
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data = {
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"board" : self.board,
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"thread": self.thread,
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"title" : text.unescape(title)[:50],
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"num" : 0,
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}
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yield Message.Directory, data
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for post in posts:
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if "filename" in post:
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yield process(post, data)
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if "extra_files" in post:
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for post["num"], filedata in enumerate(
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post["extra_files"], 1):
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yield process(post, filedata)
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def _process(self, post, data):
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post.update(data)
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post["extension"] = post["ext"][1:]
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post["url"] = "{}/{}/src/{}{}".format(
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self.root, post["board"], post["tim"], post["ext"])
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return Message.Url, post["url"], post
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@staticmethod
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def _process_8kun(post, data):
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post.update(data)
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post["extension"] = post["ext"][1:]
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tim = post["tim"]
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if len(tim) > 16:
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post["url"] = "https://media.128ducks.com/file_store/{}{}".format(
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tim, post["ext"])
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else:
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post["url"] = "https://media.128ducks.com/{}/src/{}{}".format(
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post["board"], tim, post["ext"])
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return Message.Url, post["url"], post
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class VichanBoardExtractor(VichanExtractor):
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"""Extractor for vichan boards"""
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subcategory = "board"
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pattern = BASE_PATTERN + r"/([^/?#]+)(?:/index|/catalog|/\d+|/?$)"
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example = "https://8kun.top/a/"
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def __init__(self, match):
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VichanExtractor.__init__(self, match)
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self.board = match.group(match.lastindex)
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def items(self):
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url = "{}/{}/threads.json".format(self.root, self.board)
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threads = self.request(url).json()
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for page in threads:
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for thread in page["threads"]:
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url = "{}/{}/res/{}.html".format(
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self.root, self.board, thread["no"])
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thread["page"] = page["page"]
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thread["_extractor"] = VichanThreadExtractor
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yield Message.Queue, url, thread
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