[pinterest] support 'pin.it' board redirects (#7805)

gallery_dl/extractor/pinterest.py

@@ -396,9 +396,16 @@ class PinterestPinitExtractor(PinterestExtractor):
         url = (f"https://api.pinterest.com/url_shortener"
                f"/{self.groups[0]}/redirect/")
         location = self.request_location(url)
-        if not location or not PinterestPinExtractor.pattern.match(location):
+        if not location:
+            raise exception.NotFoundError("pin")
+        elif PinterestPinExtractor.pattern.match(location):
+            yield Message.Queue, location, {
+                "_extractor": PinterestPinExtractor}
+        elif PinterestBoardExtractor.pattern.match(location):
+            yield Message.Queue, location, {
+                "_extractor": PinterestBoardExtractor}
+        else:
             raise exception.NotFoundError("pin")
-        yield Message.Queue, location, {"_extractor": PinterestPinExtractor}
 
 
 class PinterestAPI():

test/results/pinterest.py

@@ -221,7 +221,14 @@ __tests__ = (
     "#url"     : "https://pin.it/Hvt8hgT",
     "#category": ("", "pinterest", "pinit"),
     "#class"   : pinterest.PinterestPinitExtractor,
-    "#sha1_url": "8daad8558382c68f0868bdbd17d05205184632fa",
+    "#results" : "https://www.pinterest.com/pin/858146903966145191/sent/?sender=858147041405047427&invite_code=d7494ea7610c324ffc1ef6c20c4e29c4",
+},
+
+{
+    "#url"     : "https://pin.it/72hPRLLfr",
+    "#comment" : "board redirect (#7805)",
+    "#class"   : pinterest.PinterestPinitExtractor,
+    "#pattern" : r"https://www.pinterest.ru/tarvenck/%D0%B0%D1%82%D0%BC%D0%BE%D1%81%D1%84%D0%B5%D1%80%D0%BD%D1%8B%D0%B5/\?invite_code=\w+&sender=\d+",
 },
 
 {