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mirror of https://github.com/mikf/gallery-dl.git synced 2024-11-23 11:12:40 +01:00
gallery-dl/gallery_dl/extractor/slideshare.py
2023-07-14 21:52:53 +02:00

99 lines
4.0 KiB
Python

# -*- coding: utf-8 -*-
# Copyright 2016-2023 Mike Fährmann, Leonardo Taccari
#
# 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://www.slideshare.net/"""
from .common import GalleryExtractor
from .. import text, util
class SlidesharePresentationExtractor(GalleryExtractor):
"""Extractor for images from a presentation on slideshare.net"""
category = "slideshare"
subcategory = "presentation"
directory_fmt = ("{category}", "{user}")
filename_fmt = "{presentation}-{num:>02}.{extension}"
archive_fmt = "{presentation}_{num}"
pattern = (r"(?:https?://)?(?:www\.)?slideshare\.net"
r"/(?:mobile/)?([^/?#]+)/([^/?#]+)")
test = (
(("https://www.slideshare.net"
"/Slideshare/get-started-with-slide-share"), {
"pattern": r"https://image\.slidesharecdn\.com/getstartedwithslide"
r"share-150520173821-lva1-app6892/95/get-started-with-s"
r"lide-share-\d+-1024\.jpg\?cb=\d+",
"count": 19,
"content": "2b6a191eab60b3978fdacfecf2da302dd45bc108",
"keyword": {
"description": "Get Started with SlideShare - "
"A Beginngers Guide for Creators",
"likes": int,
"presentation": "get-started-with-slide-share",
"date": "dt:2015-05-20 17:38:21",
"title": "Getting Started With SlideShare",
"user": "Slideshare",
"views": int,
},
}),
# long title and description
(("https://www.slideshare.net/pragmaticsolutions/warum-sie-nicht-ihren"
"-mitarbeitenden-ndern-sollten-sondern-ihr-managementsystem"), {
"url": "d8952260f8bec337dd809a958ec8091350393f6b",
"keyword": {
"title": "Warum Sie nicht Ihren Mitarbeitenden ändern "
"sollten, sondern Ihr Managementsystem",
"description": "Mitarbeitende verhalten sich mehrheitlich so, "
"wie das System es ihnen vorgibt. Welche Voraus"
"setzungen es braucht, damit Ihre Mitarbeitende"
"n ihr ganzes Herzblut einsetzen, bespricht Fre"
"di Schmidli in diesem Referat.",
},
}),
# mobile URL
(("https://www.slideshare.net"
"/mobile/uqudent/introduction-to-fixed-prosthodontics"), {
"url": "72c431cb1eccbb6794f608ecbbc01d52e8768159",
}),
)
def __init__(self, match):
self.user, self.presentation = match.groups()
url = "https://www.slideshare.net/{}/{}".format(
self.user, self.presentation)
GalleryExtractor.__init__(self, match, url)
def metadata(self, page):
data = util.json_loads(text.extr(
page, 'id="__NEXT_DATA__" type="application/json">', '</script>'))
self.slideshow = slideshow = data["props"]["pageProps"]["slideshow"]
return {
"user" : slideshow["username"],
"presentation": self.presentation,
"title" : slideshow["title"].strip(),
"description" : slideshow["description"].strip(),
"views" : slideshow["views"],
"likes" : slideshow["likes"],
"date" : text.parse_datetime(
slideshow["createdAt"], "%Y-%m-%d %H:%M:%S %Z"),
}
def images(self, page):
parts = self.slideshow["slideImages"][0]["baseUrl"].split("/")
begin = "{}/95/{}-".format(
"/".join(parts[:4]),
self.slideshow["strippedTitle"],
)
end = "-1024.jpg?" + parts[-1].rpartition("?")[2]
return [
(begin + str(n) + end, None)
for n in range(1, self.slideshow["totalSlides"]+1)
]