[reddit] implement Reddit Mobile share links

gallery_dl/extractor/reddit.py

@@ -292,6 +292,28 @@ def items(self):
  yield Message.Url, url, data
 
 
+class RedditRedirectExtractor(Extractor):
+ """Extractor for personalized share URLs produced by the mobile app"""
+ category = "reddit"
+ subcategory = "redirect"
+ pattern = (r"(?:https?://)?(?:"
+ r"(?:\w+\.)?reddit\.com/(?:(?:r)/([^/?#]+)))"
+ r"/s/([a-zA-Z0-9]{10})")
+ example = "https://www.reddit.com/r/SUBREDDIT/s/abc456GHIJ"
+
+ def __init__(self, match):
+ Extractor.__init__(self, match)
+ self.subreddit = match.group(1)
+ self.share_url = match.group(2)
+
+ def items(self):
+ url = "https://www.reddit.com/r/" + self.subreddit + "/s/" + self.share_url
+ data = {"_extractor": RedditSubmissionExtractor}
+ response = self.request(url, method="HEAD", allow_redirects=False,
+ notfound="submission")
+ yield Message.Queue, response.headers["Location"], data
+
+
 class RedditAPI():
  """Interface for the Reddit API
 

test/results/reddit.py

@@ -240,4 +240,12 @@
  "#pattern" : r"^https://i\.redd\.it/00af44lpn0u51\.jpg$",
 },
 
+{
+ "#url" : "https://www.reddit.com/r/analog/s/hKrTTvFVwZ",
+ "#comment" : "Mobile share URL",
+ "#category": ("", "reddit", "redirect"),
+ "#class" : reddit.RedditRedirectExtractor,
+ "#pattern" : r"^https://www\.reddit\.com/r/analog/comments/179exao/photographing_the_recent_annular_eclipse_with_a",
+},
+
 )