mirror of
https://github.com/mikf/gallery-dl.git
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76 lines
2.7 KiB
Python
76 lines
2.7 KiB
Python
# -*- coding: utf-8 -*-
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# Copyright 2015-2018 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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"""Extract images from https://nhentai.net/"""
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from .common import Extractor, Message
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from .. import text
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import json
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class NhentaiGalleryExtractor(Extractor):
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"""Extractor for image galleries from nhentai.net"""
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category = "nhentai"
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subcategory = "gallery"
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directory_fmt = ["{category}", "{gallery_id} {title}"]
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filename_fmt = "{category}_{gallery_id}_{num:>03}.{extension}"
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archive_fmt = "{gallery_id}_{num}"
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pattern = [r"(?:https?://)?(?:www\.)?nhentai\.net/g/(\d+)"]
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test = [("http://nhentai.net/g/147850/", {
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"url": "5179dbf0f96af44005a0ff705a0ad64ac26547d0",
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"keyword": "82751294e75fc203b019ffd94d8c1f94a5b86494",
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})]
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def __init__(self, match):
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Extractor.__init__(self)
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self.gid = match.group(1)
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def items(self):
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ginfo = self.get_gallery_info()
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data = self.get_job_metadata(ginfo)
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urlfmt = "{}galleries/{}/{{}}.{{}}".format(
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ginfo["media_url"], data["media_id"])
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extdict = {"j": "jpg", "p": "png", "g": "gif"}
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yield Message.Version, 1
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yield Message.Directory, data
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for data["num"], image in enumerate(ginfo["images"]["pages"], 1):
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ext = extdict.get(image["t"], "jpg")
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data["width"] = image["w"]
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data["height"] = image["h"]
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data["extension"] = ext
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yield Message.Url, urlfmt.format(data["num"], ext), data
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def get_gallery_info(self):
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"""Extract and return gallery-info"""
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page = self.request("https://nhentai.net/g/" + self.gid + "/1/").text
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media_url, pos = text.extract(
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page, "media_url: '", "'")
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json_data, pos = text.extract(
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page, "gallery: ", ",\n", pos)
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if json_data.startswith("b'"):
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json_data = json_data[2:-1].replace(r"\\u", r"\u")
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json_dict = json.loads(json_data)
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json_dict["media_url"] = media_url
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return json_dict
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def get_job_metadata(self, ginfo):
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"""Collect metadata for extractor-job"""
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title_en = ginfo["title"].get("english", "")
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title_ja = ginfo["title"].get("japanese", "")
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return {
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"gallery_id": self.gid,
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"upload_date": ginfo["upload_date"],
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"media_id": ginfo["media_id"],
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"scanlator": ginfo["scanlator"],
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"count": ginfo["num_pages"],
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"title": title_en or title_ja,
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"title_en": title_en,
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"title_ja": title_ja,
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}
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