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gallery-dl/gallery_dl/extractor/mastodon.py
2021-09-26 00:12:34 +02:00

258 lines
8.8 KiB
Python

# -*- coding: utf-8 -*-
# Copyright 2019-2021 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 Mastodon instances"""
from .common import BaseExtractor, Message
from .. import text, exception
from ..cache import cache
class MastodonExtractor(BaseExtractor):
"""Base class for mastodon extractors"""
basecategory = "mastodon"
directory_fmt = ("mastodon", "{instance}", "{account[username]}")
filename_fmt = "{category}_{id}_{media[id]}.{extension}"
archive_fmt = "{media[id]}"
cookiedomain = None
def __init__(self, match):
BaseExtractor.__init__(self, match)
self.instance = self.root.partition("://")[2]
self.item = match.group(match.lastindex)
self.reblogs = self.config("reblogs", False)
self.replies = self.config("replies", True)
def items(self):
for status in self.statuses():
if not self.reblogs and status["reblog"]:
self.log.debug("Skipping %s (reblog)", status["id"])
continue
if not self.replies and status["in_reply_to_id"]:
self.log.debug("Skipping %s (reply)", status["id"])
continue
attachments = status["media_attachments"]
del status["media_attachments"]
status["instance"] = self.instance
status["tags"] = [tag["name"] for tag in status["tags"]]
status["date"] = text.parse_datetime(
status["created_at"][:19], "%Y-%m-%dT%H:%M:%S")
yield Message.Directory, status
for media in attachments:
status["media"] = media
url = media["url"]
yield Message.Url, url, text.nameext_from_url(url, status)
def statuses(self):
"""Return an iterable containing all relevant Status objects"""
return ()
INSTANCES = {
"mastodon.social": {
"root" : "https://mastodon.social",
"access-token" : "Y06R36SMvuXXN5_wiPKFAEFiQaMSQg0o_hGgc86Jj48",
"client-id" : "dBSHdpsnOUZgxOnjKSQrWEPakO3ctM7HmsyoOd4FcRo",
"client-secret": "DdrODTHs_XoeOsNVXnILTMabtdpWrWOAtrmw91wU1zI",
},
"pawoo": {
"root" : "https://pawoo.net",
"access-token" : "c12c9d275050bce0dc92169a28db09d7"
"0d62d0a75a8525953098c167eacd3668",
"client-id" : "978a25f843ec01e53d09be2c290cd75c"
"782bc3b7fdbd7ea4164b9f3c3780c8ff",
"client-secret": "9208e3d4a7997032cf4f1b0e12e5df38"
"8428ef1fadb446dcfeb4f5ed6872d97b",
},
"baraag": {
"root" : "https://baraag.net",
"access-token" : "53P1Mdigf4EJMH-RmeFOOSM9gdSDztmrAYFgabOKKE0",
"client-id" : "czxx2qilLElYHQ_sm-lO8yXuGwOHxLX9RYYaD0-nq1o",
"client-secret": "haMaFdMBgK_-BIxufakmI2gFgkYjqmgXGEO2tB-R2xY",
}
}
BASE_PATTERN = MastodonExtractor.update(INSTANCES)
class MastodonUserExtractor(MastodonExtractor):
"""Extractor for all images of an account/user"""
subcategory = "user"
pattern = BASE_PATTERN + r"/(?:@|users/)([^/?#]+)(?:/media)?/?$"
test = (
("https://mastodon.social/@jk", {
"pattern": r"https://files.mastodon.social/media_attachments"
r"/files/(\d+/){3,}original/\w+",
"range": "1-60",
"count": 60,
}),
("https://pawoo.net/@yoru_nine/", {
"range": "1-60",
"count": 60,
}),
("https://baraag.net/@pumpkinnsfw"),
("https://mastodon.social/@id:10843"),
("https://mastodon.social/users/id:10843"),
("https://mastodon.social/users/jk"),
)
def statuses(self):
api = MastodonAPI(self)
return api.account_statuses(
api.account_id_by_username(self.item),
only_media=not self.config("text-posts", False),
exclude_replies=not self.replies,
)
class MastodonFollowingExtractor(MastodonExtractor):
"""Extractor for followed mastodon users"""
subcategory = "following"
pattern = BASE_PATTERN + r"/users/([^/?#]+)/following"
test = (
("https://mastodon.social/users/0x4f/following", {
"extractor": False,
"count": ">= 20",
}),
("https://mastodon.social/users/id:10843/following"),
("https://pawoo.net/users/yoru_nine/following"),
("https://baraag.net/users/pumpkinnsfw/following"),
)
def items(self):
api = MastodonAPI(self)
account_id = api.account_id_by_username(self.item)
for account in api.account_following(account_id):
account["_extractor"] = MastodonUserExtractor
yield Message.Queue, account["url"], account
class MastodonStatusExtractor(MastodonExtractor):
"""Extractor for images from a status"""
subcategory = "status"
pattern = BASE_PATTERN + r"/@[^/?#]+/(\d+)"
test = (
("https://mastodon.social/@jk/103794036899778366", {
"count": 4,
}),
("https://pawoo.net/@yoru_nine/105038878897832922", {
"content": "b52e807f8ab548d6f896b09218ece01eba83987a",
}),
("https://baraag.net/@pumpkinnsfw/104364170556898443", {
"content": "67748c1b828c58ad60d0fe5729b59fb29c872244",
}),
)
def statuses(self):
return (MastodonAPI(self).status(self.item),)
class MastodonAPI():
"""Minimal interface for the Mastodon API
https://docs.joinmastodon.org/
https://github.com/tootsuite/mastodon
"""
def __init__(self, extractor):
self.root = extractor.root
self.extractor = extractor
access_token = extractor.config("access-token")
if access_token is None or access_token == "cache":
access_token = _access_token_cache(extractor.instance)
if not access_token:
try:
access_token = INSTANCES[extractor.category]["access-token"]
except (KeyError, TypeError):
raise exception.StopExtraction(
"Missing access token.\n"
"Run 'gallery-dl oauth:mastodon:%s' to obtain one.",
extractor.instance)
self.headers = {"Authorization": "Bearer " + access_token}
def account_id_by_username(self, username):
if username.startswith("id:"):
return username[3:]
handle = "@{}@{}".format(username, self.extractor.instance)
for account in self.account_search(handle, 1):
if account["username"] == username:
return account["id"]
raise exception.NotFoundError("account")
def account_following(self, account_id):
endpoint = "/v1/accounts/{}/following".format(account_id)
return self._pagination(endpoint, None)
def account_search(self, query, limit=40):
"""Search for accounts"""
endpoint = "/v1/accounts/search"
params = {"q": query, "limit": limit}
return self._call(endpoint, params).json()
def account_statuses(self, account_id, only_media=True,
exclude_replies=False):
"""Fetch an account's statuses"""
endpoint = "/v1/accounts/{}/statuses".format(account_id)
params = {"only_media" : "1" if only_media else "0",
"exclude_replies": "1" if exclude_replies else "0"}
return self._pagination(endpoint, params)
def status(self, status_id):
"""Fetch a status"""
endpoint = "/v1/statuses/" + status_id
return self._call(endpoint).json()
def _call(self, endpoint, params=None):
if endpoint.startswith("http"):
url = endpoint
else:
url = self.root + "/api" + endpoint
while True:
response = self.extractor.request(
url, params=params, headers=self.headers, fatal=None)
code = response.status_code
if code < 400:
return response
if code == 404:
raise exception.NotFoundError()
if code == 429:
self.extractor.wait(until=text.parse_datetime(
response.headers["x-ratelimit-reset"],
"%Y-%m-%dT%H:%M:%S.%fZ",
))
continue
raise exception.StopExtraction(response.json().get("error"))
def _pagination(self, endpoint, params):
url = endpoint
while url:
response = self._call(url, params)
yield from response.json()
url = response.links.get("next")
if not url:
return
url = url["url"]
params = None
@cache(maxage=100*365*24*3600, keyarg=0)
def _access_token_cache(instance):
return None