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gallery-dl/gallery_dl/extractor/__init__.py
2020-03-13 16:45:42 +01:00

204 lines
3.9 KiB
Python

# -*- coding: utf-8 -*-
# Copyright 2015-2020 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.
import re
import importlib
modules = [
"2chan",
"35photo",
"3dbooru",
"4chan",
"500px",
"8kun",
"8muses",
"adultempire",
"artstation",
"bcy",
"behance",
"blogger",
"bobx",
"danbooru",
"deviantart",
"dynastyscans",
"e621",
"exhentai",
"fallenangels",
"flickr",
"furaffinity",
"fuskator",
"gelbooru",
"gfycat",
"hbrowse",
"hentai2read",
"hentaicafe",
"hentaifoundry",
"hentaifox",
"hentaihand",
"hentaihere",
"hentainexus",
"hiperdex",
"hitomi",
"hypnohub",
"idolcomplex",
"imagebam",
"imagefap",
"imgbb",
"imgbox",
"imgth",
"imgur",
"instagram",
"issuu",
"kabeuchi",
"keenspot",
"khinsider",
"kissmanga",
"komikcast",
"konachan",
"lineblog",
"livedoor",
"luscious",
"mangadex",
"mangafox",
"mangahere",
"mangapanda",
"mangapark",
"mangareader",
"mangastream",
"mangoxo",
"myportfolio",
"naver",
"newgrounds",
"ngomik",
"nhentai",
"nijie",
"nozomi",
"nsfwalbum",
"paheal",
"patreon",
"photobucket",
"piczel",
"pinterest",
"pixiv",
"pixnet",
"plurk",
"pornhub",
"pururin",
"reactor",
"readcomiconline",
"realbooru",
"reddit",
"rule34",
"safebooru",
"sankaku",
"sankakucomplex",
"seiga",
"senmanga",
"sexcom",
"simplyhentai",
"slickpic",
"slideshare",
"smugmug",
"tsumino",
"tumblr",
"twitter",
"vanillarock",
"vsco",
"wallhaven",
"warosu",
"weibo",
"wikiart",
"xhamster",
"xvideos",
"yandere",
"yuki",
"foolfuuka",
"foolslide",
"mastodon",
"shopify",
"imagehosts",
"directlink",
"recursive",
"oauth",
"test",
]
def find(url):
"""Find a suitable extractor for the given URL"""
for cls in _list_classes():
match = cls.pattern.match(url)
if match and cls not in _blacklist:
return cls(match)
return None
def add(cls):
"""Add 'cls' to the list of available extractors"""
cls.pattern = re.compile(cls.pattern)
_cache.append(cls)
return cls
def add_module(module):
"""Add all extractors in 'module' to the list of available extractors"""
classes = _get_classes(module)
for cls in classes:
cls.pattern = re.compile(cls.pattern)
_cache.extend(classes)
return classes
def extractors():
"""Yield all available extractor classes"""
return sorted(
_list_classes(),
key=lambda x: x.__name__
)
class blacklist():
"""Context Manager to blacklist extractor modules"""
def __init__(self, categories, extractors=None):
self.extractors = extractors or []
for cls in _list_classes():
if cls.category in categories:
self.extractors.append(cls)
def __enter__(self):
_blacklist.update(self.extractors)
def __exit__(self, etype, value, traceback):
_blacklist.clear()
# --------------------------------------------------------------------
# internals
_cache = []
_blacklist = set()
_module_iter = iter(modules)
def _list_classes():
"""Yield all available extractor classes"""
yield from _cache
for module_name in _module_iter:
module = importlib.import_module("."+module_name, __package__)
yield from add_module(module)
def _get_classes(module):
"""Return a list of all extractor classes in a module"""
return [
cls for cls in module.__dict__.values() if (
hasattr(cls, "pattern") and cls.__module__ == module.__name__
)
]