[pinterest] Add new extractor

youtube_dl/extractor/extractors.py

@@ -842,6 +842,7 @@ from .picarto import (
 )
 from .piksel import PikselIE
 from .pinkbike import PinkbikeIE
+from .pinterest import PinterestIE
 from .pladform import PladformIE
 from .platzi import (
     PlatziIE,

youtube_dl/extractor/pinterest.py

@@ -0,0 +1,70 @@
+# coding: utf-8
+from __future__ import unicode_literals
+
+import re
+import json
+
+from .common import InfoExtractor
+from ..utils import ExtractorError
+
+
+class PinterestIE(InfoExtractor):
+    _VALID_URL = r"https?://(?:www\.)?pinterest\.(?:com|fr|de|ch|jp|cl|ca|it|co.uk|nz|ru|com.au|at|pt|co.kr|es|com.mx|dk|ph|biz|th|com.pt|com.uy|co|nl|info|kr|ie|vn|com.vn|ec|mx|in|pe|co.at|hu|co.in|co.nz|id|co.id|com.ec|com.py|engineering|tw|be|uk|com.bo|com.pe)/pin/(?P<id>[0-9]+)"
+    _TEST = {
+        "url": "https://www.pinterest.ca/pin/585890232762351770",
+        "md5": "f51309dfca161c82a9cccb835ab10572",
+        "info_dict": {
+            "id": "585890232762351770",
+            "ext": "mp4",
+            "title": "Origami",
+            "thumbnail": "https://i.pinimg.com/videos/thumbnails/originals/12/83/f0/1283f06c1c8fa040011cd7231f33f069.0000001.jpg",
+            "uploader": "Sara Mashal",
+            "description": "This Pin was discovered by Sara Mashal. Discover (and save!) your own Pins on Pinterest.",
+        },
+    }
+
+    def _real_extract(self, url):
+        video_id = self._match_id(url)
+        clean_url = re.search(self._VALID_URL, url).group(0)
+
+        webpage = self._download_webpage(clean_url, video_id)
+
+        pin_info_json = self._search_regex(
+            r"<script id=\"initial-state\" type=\"application/json\">(.+?)</script>",
+            webpage,
+            "Pin data JSON",
+        )
+        pin_info_full = json.loads(pin_info_json)
+        pin_info = next(
+            (
+                r
+                for r in pin_info_full["resourceResponses"]
+                if r["name"] == "PinResource"
+            ),
+            None,
+        )
+
+        if pin_info:
+            pin_data = pin_info["response"]["data"]
+            video_urls = pin_data.get("videos", {}).get("video_list", {})
+            video_data = video_urls.get("V_HLSV4")
+            video_url = video_data.get("url")
+            video_thumb = video_data.get("thumbnail")
+            if not video_url:
+                raise ExtractorError("Can't find a video stream URL")
+            title = pin_data.get("title").strip() or "pinterest_video"
+            pinner = pin_data.get("pinner", {})
+            uploader = pinner.get("full_name") or pinner.get("username")
+        else:
+            raise ExtractorError("Can't find Pin data")
+
+        return {
+            "id": video_id,
+            "title": title,
+            "description": self._og_search_description(webpage),
+            "uploader": uploader,
+            "url": video_url,
+            "ext": "mp4",
+            "manifest_url": video_url,
+            "thumbnail": video_thumb,
+        }