1 files changed, 86 insertions, 0 deletions
diff --git a/gallery_dl/extractor/slideshare.py b/gallery_dl/extractor/slideshare.py
new file mode 100644
index 0000000..30420a8
--- /dev/null
+++ b/gallery_dl/extractor/slideshare.py
@@ -0,0 +1,86 @@
+# -*- coding: utf-8 -*-
+
+# Copyright 2016-2019 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.
+
+"""Extract images from https://www.slideshare.net/"""
+
+from .common import Extractor, Message
+from .. import text
+
+
+class SlidesharePresentationExtractor(Extractor):
+    """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"), {
+            "url": "23685fb9b94b32c77a547d45dc3a82fe7579ea18",
+            "content": "ee54e54898778e92696a7afec3ffabdbd98eb0cc",
+        }),
+        # long title
+        (("https://www.slideshare.net/pragmaticsolutions/warum-sie-nicht-ihren"
+          "-mitarbeitenden-ndern-sollten-sondern-ihr-managementsystem"), {
+            "url": "cf70ca99f57f61affab47ebf8583eb564b21e3a7",
+        }),
+        # mobile URL
+        (("https://www.slideshare.net"
+          "/mobile/uqudent/introduction-to-fixed-prosthodontics"), {
+            "url": "59993ad7b0cb93c73011547eedcd02c622649e9d",
+        }),
+    )
+
+    def __init__(self, match):
+        Extractor.__init__(self, match)
+        self.user, self.presentation = match.groups()
+
+    def items(self):
+        page = self.request("https://www.slideshare.net/" + self.user +
+                            "/" + self.presentation).text
+        data = self.get_job_metadata(page)
+        imgs = self.get_image_urls(page)
+        data["count"] = len(imgs)
+        yield Message.Version, 1
+        yield Message.Directory, data
+        for data["num"], url in enumerate(imgs, 1):
+            yield Message.Url, url, text.nameext_from_url(url, data)
+
+    def get_job_metadata(self, page):
+        """Collect metadata for extractor-job"""
+        descr, pos = text.extract(
+            page, '<meta name="description" content="', '"')
+        title, pos = text.extract(
+            page, '<span class="j-title-breadcrumb">', '</span>', pos)
+        views, pos = text.extract(
+            page, '<span class="notranslate pippin-data">', 'views<', pos)
+        published, pos = text.extract(
+            page, '<time datetime="', '"', pos)
+        alt_descr, pos = text.extract(
+            page, 'id="slideshow-description-paragraph" class="notranslate">',
+            '</p>', pos)
+
+        if descr.endswith("…") and alt_descr:
+            descr = text.remove_html(alt_descr).strip()
+
+        return {
+            "user": self.user,
+            "presentation": self.presentation,
+            "title": text.unescape(title.strip()),
+            "description": text.unescape(descr),
+            "views": text.parse_int(views.replace(",", "")),
+            "published": published,
+        }
+
+    @staticmethod
+    def get_image_urls(page):
+        """Extract and return a list of all image-urls"""
+        return list(text.extract_iter(page, 'data-full="', '"'))