mirror of
https://github.com/mikf/gallery-dl.git
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87 lines
2.3 KiB
Python
87 lines
2.3 KiB
Python
# -*- coding: utf-8 -*-
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# Copyright 2015-2023 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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"""Extractors for *booru sites"""
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from .common import BaseExtractor, Message
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from .. import text
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import operator
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class BooruExtractor(BaseExtractor):
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"""Base class for *booru extractors"""
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basecategory = "booru"
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filename_fmt = "{category}_{id}_{md5}.{extension}"
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page_start = 0
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per_page = 100
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def items(self):
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self.login()
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data = self.metadata()
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tags = self.config("tags", False)
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notes = self.config("notes", False)
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fetch_html = tags or notes
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url_key = self.config("url")
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if url_key:
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self._file_url = operator.itemgetter(url_key)
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for post in self.posts():
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try:
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url = self._file_url(post)
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if url[0] == "/":
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url = self.root + url
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except (KeyError, TypeError):
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self.log.debug("Unable to fetch download URL for post %s "
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"(md5: %s)", post.get("id"), post.get("md5"))
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continue
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if fetch_html:
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html = self._html(post)
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if tags:
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self._tags(post, html)
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if notes:
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self._notes(post, html)
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text.nameext_from_url(url, post)
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post.update(data)
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self._prepare(post)
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yield Message.Directory, post
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yield Message.Url, url, post
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def skip(self, num):
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pages = num // self.per_page
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self.page_start += pages
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return pages * self.per_page
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def login(self):
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"""Login and set necessary cookies"""
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def metadata(self):
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"""Return a dict with general metadata"""
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return ()
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def posts(self):
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"""Return an iterable with post objects"""
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return ()
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_file_url = operator.itemgetter("file_url")
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def _prepare(self, post):
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"""Prepare a 'post's metadata"""
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def _html(self, post):
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"""Return HTML content of a post"""
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def _tags(self, post, page):
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"""Extract extended tag metadata"""
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def _notes(self, post, page):
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"""Extract notes metadata"""
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