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56 lines
1.8 KiB
56 lines
1.8 KiB
# -*- coding: utf-8 -*-
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# Copyright 2020 Leonardo Taccari
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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 https://speakerdeck.com/"""
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from .common import GalleryExtractor
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from .. import text
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import re
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class SpeakerdeckPresentationExtractor(GalleryExtractor):
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"""Extractor for images from a presentation on speakerdeck.com"""
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category = "speakerdeck"
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subcategory = "presentation"
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directory_fmt = ("{category}", "{user}")
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filename_fmt = "{presentation}-{num:>02}.{extension}"
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archive_fmt = "{presentation}_{num}"
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root = "https://speakerdeck.com"
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pattern = r"(?:https?://)?(?:www\.)?speakerdeck\.com/([^/?#]+)/([^/?#]+)"
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example = "https://speakerdeck.com/USER/PRESENTATION"
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def __init__(self, match):
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GalleryExtractor.__init__(self, match, "")
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self.user, self.presentation = match.groups()
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def metadata(self, _):
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url = self.root + "/oembed.json"
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params = {
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"url": "{}/{}/{}".format(self.root, self.user, self.presentation),
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}
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data = self.request(url, params=params).json()
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self.presentation_id = text.extr(
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data["html"], 'src="//speakerdeck.com/player/', '"')
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return {
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"user": self.user,
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"presentation": self.presentation,
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"presentation_id": self.presentation_id,
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"title": data["title"],
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"author": data["author_name"],
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}
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def images(self, _):
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url = "{}/player/{}".format(self.root, self.presentation_id)
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page = re.sub(r"\s+", " ", self.request(url).text)
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return [
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(url, None)
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for url in text.extract_iter(page, 'js-sd-slide" data-url="', '"')
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]
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