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mirror of https://github.com/mikf/gallery-dl.git synced 2024-11-22 10:42:34 +01:00
gallery-dl/gallery_dl/extractor/hitomi.py
Mike Fährmann 6f54328a39
[hitomi] update
- remove f-strings
- fix flake8 warnings
- move tests to test/results/hitomi.py
2024-10-29 16:56:52 +01:00

283 lines
9.3 KiB
Python

# -*- coding: utf-8 -*-
# Copyright 2015-2023 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://hitomi.la/"""
from .common import GalleryExtractor, Extractor, Message
from .nozomi import decode_nozomi
from ..cache import memcache
from .. import text, util
import string
import re
class HitomiGalleryExtractor(GalleryExtractor):
"""Extractor for image galleries from hitomi.la"""
category = "hitomi"
root = "https://hitomi.la"
pattern = (r"(?:https?://)?hitomi\.la"
r"/(?:manga|doujinshi|cg|gamecg|imageset|galleries|reader)"
r"/(?:[^/?#]+-)?(\d+)")
example = "https://hitomi.la/manga/TITLE-867789.html"
def __init__(self, match):
self.gid = match.group(1)
url = "https://ltn.hitomi.la/galleries/{}.js".format(self.gid)
GalleryExtractor.__init__(self, match, url)
def _init(self):
self.session.headers["Referer"] = "{}/reader/{}.html".format(
self.root, self.gid)
def metadata(self, page):
self.info = info = util.json_loads(page.partition("=")[2])
iget = info.get
language = iget("language")
if language:
language = language.capitalize()
date = iget("date")
if date:
date += ":00"
tags = []
for tinfo in iget("tags") or ():
tag = string.capwords(tinfo["tag"])
if tinfo.get("female"):
tag += ""
elif tinfo.get("male"):
tag += ""
tags.append(tag)
return {
"gallery_id": text.parse_int(info["id"]),
"title" : info["title"],
"title_jpn" : info.get("japanese_title") or "",
"type" : info["type"].capitalize(),
"language" : language,
"lang" : util.language_to_code(language),
"date" : text.parse_datetime(date, "%Y-%m-%d %H:%M:%S%z"),
"tags" : tags,
"artist" : [o["artist"] for o in iget("artists") or ()],
"group" : [o["group"] for o in iget("groups") or ()],
"parody" : [o["parody"] for o in iget("parodys") or ()],
"characters": [o["character"] for o in iget("characters") or ()]
}
def images(self, _):
# see https://ltn.hitomi.la/gg.js
gg_m, gg_b, gg_default = _parse_gg(self)
fmt = self.config("format") or "webp"
if fmt == "original":
subdomain, path, ext, check = "b", "images", None, False
else:
subdomain, path, ext, check = "a", fmt, fmt, (fmt != "webp")
result = []
for image in self.info["files"]:
if check:
if image.get("has" + fmt):
path = ext = fmt
else:
path = ext = "webp"
ihash = image["hash"]
idata = text.nameext_from_url(image["name"])
idata["extension_original"] = idata["extension"]
if ext:
idata["extension"] = ext
# see https://ltn.hitomi.la/common.js
inum = int(ihash[-1] + ihash[-3:-1], 16)
url = "https://{}{}.hitomi.la/{}/{}/{}/{}.{}".format(
chr(97 + gg_m.get(inum, gg_default)),
subdomain, path, gg_b, inum, ihash, idata["extension"],
)
result.append((url, idata))
return result
class HitomiTagExtractor(Extractor):
"""Extractor for galleries from tag searches on hitomi.la"""
category = "hitomi"
subcategory = "tag"
root = "https://hitomi.la"
pattern = (r"(?:https?://)?hitomi\.la"
r"/(tag|artist|group|series|type|character)"
r"/([^/?#]+)\.html")
example = "https://hitomi.la/tag/TAG-LANG.html"
def __init__(self, match):
Extractor.__init__(self, match)
self.type, self.tag = match.groups()
tag, _, num = self.tag.rpartition("-")
if num.isdecimal():
self.tag = tag
def items(self):
data = {"_extractor": HitomiGalleryExtractor}
nozomi_url = "https://ltn.hitomi.la/{}/{}.nozomi".format(
self.type, self.tag)
headers = {
"Origin": self.root,
"Cache-Control": "max-age=0",
}
offset = 0
total = None
while True:
headers["Referer"] = "{}/{}/{}.html?page={}".format(
self.root, self.type, self.tag, offset // 100 + 1)
headers["Range"] = "bytes={}-{}".format(offset, offset+99)
response = self.request(nozomi_url, headers=headers)
for gallery_id in decode_nozomi(response.content):
gallery_url = "{}/galleries/{}.html".format(
self.root, gallery_id)
yield Message.Queue, gallery_url, data
offset += 100
if total is None:
total = text.parse_int(
response.headers["content-range"].rpartition("/")[2])
if offset >= total:
return
class HitomiIndexExtractor(HitomiTagExtractor):
"""Extractor for galleries from index searches on hitomi.la"""
subcategory = "index"
pattern = r"(?:https?://)?hitomi\.la/(\w+)-(\w+)\.html"
example = "https://hitomi.la/index-LANG.html"
def __init__(self, match):
Extractor.__init__(self, match)
self.tag, self.language = match.groups()
def items(self):
data = {"_extractor": HitomiGalleryExtractor}
nozomi_url = "https://ltn.hitomi.la/{}-{}.nozomi".format(
self.tag, self.language)
headers = {
"Origin": self.root,
"Cache-Control": "max-age=0",
}
offset = 0
total = None
while True:
headers["Referer"] = "{}/{}-{}.html?page={}".format(
self.root, self.tag, self.language, offset // 100 + 1)
headers["Range"] = "bytes={}-{}".format(offset, offset+99)
response = self.request(nozomi_url, headers=headers)
for gallery_id in decode_nozomi(response.content):
gallery_url = "{}/galleries/{}.html".format(
self.root, gallery_id)
yield Message.Queue, gallery_url, data
offset += 100
if total is None:
total = text.parse_int(
response.headers["content-range"].rpartition("/")[2])
if offset >= total:
return
class HitomiSearchExtractor(Extractor):
"""Extractor for galleries from multiple tag searches on hitomi.la"""
category = "hitomi"
subcategory = "search"
root = "https://hitomi.la"
pattern = r"(?:https?://)?hitomi\.la/search\.html\?([^/?#]+)"
example = "https://hitomi.la/search.html?QUERY"
def __init__(self, match):
Extractor.__init__(self, match)
self.query = match.group(1)
self.tags = text.unquote(self.query).split(" ")
def items(self):
data = {"_extractor": HitomiGalleryExtractor}
results = [self.get_nozomi_items(tag) for tag in self.tags]
intersects = set.intersection(*results)
for gallery_id in sorted(intersects, reverse=True):
gallery_url = "{}/galleries/{}.html".format(
self.root, gallery_id)
yield Message.Queue, gallery_url, data
def get_nozomi_items(self, full_tag):
area, tag, language = self.get_nozomi_args(full_tag)
if area:
referer_base = "{}/n/{}/{}-{}.html".format(
self.root, area, tag, language)
nozomi_url = "https://ltn.hitomi.la/{}/{}-{}.nozomi".format(
area, tag, language)
else:
referer_base = "{}/n/{}-{}.html".format(
self.root, tag, language)
nozomi_url = "https://ltn.hitomi.la/{}-{}.nozomi".format(
tag, language)
headers = {
"Origin": self.root,
"Cache-Control": "max-age=0",
"Referer": "{}/search.html?{}".format(referer_base, self.query),
}
response = self.request(nozomi_url, headers=headers)
return set(decode_nozomi(response.content))
def get_nozomi_args(self, query):
ns, _, tag = query.strip().partition(":")
area = ns
language = "all"
if ns == "female" or ns == "male":
area = "tag"
tag = query
elif ns == "language":
area = None
language = tag
tag = "index"
return area, tag, language
@memcache(maxage=1800)
def _parse_gg(extr):
page = extr.request("https://ltn.hitomi.la/gg.js").text
m = {}
keys = []
for match in re.finditer(
r"case\s+(\d+):(?:\s*o\s*=\s*(\d+))?", page):
key, value = match.groups()
keys.append(int(key))
if value:
value = int(value)
for key in keys:
m[key] = value
keys.clear()
for match in re.finditer(
r"if\s+\(g\s*===?\s*(\d+)\)[\s{]*o\s*=\s*(\d+)", page):
m[int(match.group(1))] = int(match.group(2))
d = re.search(r"(?:var\s|default:)\s*o\s*=\s*(\d+)", page)
b = re.search(r"b:\s*[\"'](.+)[\"']", page)
return m, b.group(1).strip("/"), int(d.group(1)) if d else 1