diff --git a/docs/supportedsites.md b/docs/supportedsites.md
index 9ffc1e5e..328056fc 100644
--- a/docs/supportedsites.md
+++ b/docs/supportedsites.md
@@ -25,6 +25,12 @@ Consider all sites to be NSFW unless otherwise known.
Pools, Popular Images, Posts, Tag Searches |
|
+
+ 420chan |
+ https://420chan.org/ |
+ Boards, Threads |
+ |
+
4chan |
https://www.4chan.org/ |
diff --git a/gallery_dl/extractor/420chan.py b/gallery_dl/extractor/420chan.py
new file mode 100644
index 00000000..fd0172e0
--- /dev/null
+++ b/gallery_dl/extractor/420chan.py
@@ -0,0 +1,76 @@
+# -*- coding: utf-8 -*-
+
+# Copyright 2021 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://420chan.org/"""
+
+from .common import Extractor, Message
+
+
+class _420chanThreadExtractor(Extractor):
+ """Extractor for 420chan threads"""
+ category = "420chan"
+ subcategory = "thread"
+ directory_fmt = ("{category}", "{board}", "{thread} {title}")
+ archive_fmt = "{board}_{thread}_{filename}"
+ pattern = r"(?:https?://)?boards\.420chan\.org/([^/?#]+)/thread/(\d+)"
+ test = ("https://boards.420chan.org/ani/thread/33251/chow-chows", {
+ "pattern": r"https://boards\.420chan\.org/ani/src/\d+\.jpg",
+ "content": "b07c803b0da78de159709da923e54e883c100934",
+ "count": 2,
+ })
+
+ def __init__(self, match):
+ Extractor.__init__(self, match)
+ self.board, self.thread = match.groups()
+
+ def items(self):
+ url = "https://api.420chan.org/{}/res/{}.json".format(
+ self.board, self.thread)
+ posts = self.request(url).json()["posts"]
+
+ data = {
+ "board" : self.board,
+ "thread": self.thread,
+ "title" : posts[0].get("sub") or posts[0]["com"][:50],
+ }
+
+ yield Message.Directory, data
+ for post in posts:
+ if "filename" in post:
+ post.update(data)
+ post["extension"] = post["ext"][1:]
+ url = "https://boards.420chan.org/{}/src/{}{}".format(
+ post["board"], post["filename"], post["ext"])
+ yield Message.Url, url, post
+
+
+class _420chanBoardExtractor(Extractor):
+ """Extractor for 420chan boards"""
+ category = "420chan"
+ subcategory = "board"
+ pattern = r"(?:https?://)?boards\.420chan\.org/([^/?#]+)/\d*$"
+ test = ("https://boards.420chan.org/po/", {
+ "pattern": _420chanThreadExtractor.pattern,
+ "count": ">= 100",
+ })
+
+ def __init__(self, match):
+ Extractor.__init__(self, match)
+ self.board = match.group(1)
+
+ def items(self):
+ url = "https://api.420chan.org/{}/threads.json".format(self.board)
+ threads = self.request(url).json()
+
+ for page in threads:
+ for thread in page["threads"]:
+ url = "https://boards.420chan.org/{}/thread/{}/".format(
+ self.board, thread["no"])
+ thread["page"] = page["page"]
+ thread["_extractor"] = _420chanThreadExtractor
+ yield Message.Queue, url, thread
diff --git a/gallery_dl/extractor/__init__.py b/gallery_dl/extractor/__init__.py
index e130db23..f68ea9f6 100644
--- a/gallery_dl/extractor/__init__.py
+++ b/gallery_dl/extractor/__init__.py
@@ -12,6 +12,7 @@ modules = [
"2chan",
"35photo",
"3dbooru",
+ "420chan",
"4chan",
"500px",
"8kun",