[pinterest] fix section URLs for boards with /?# in name (#5104)

gallery_dl/extractor/pinterest.py

@@ -149,8 +149,7 @@ class PinterestBoardExtractor(PinterestExtractor):
         pins = self.api.board_pins(board["id"])
 
         if board["section_count"] and self.config("sections", True):
-            base = "{}/{}/{}/id:".format(
-                self.root, board["owner"]["username"], board["name"])
+            base = "{}{}id:".format(self.root, board["url"])
             data = {"_extractor": PinterestSectionExtractor}
             sections = [(base + section["id"], data)
                         for section in self.api.board_sections(board["id"])]
@@ -220,7 +219,7 @@ class PinterestSectionExtractor(PinterestExtractor):
                      "{board[name]}", "{section[title]}")
     archive_fmt = "{board[id]}_{id}"
     pattern = BASE_PATTERN + r"/(?!pin/)([^/?#]+)/([^/?#]+)/([^/?#]+)"
-    example = "https://www.pinterest.com/USER/BOARD/SEcTION"
+    example = "https://www.pinterest.com/USER/BOARD/SECTION"
 
     def __init__(self, match):
         PinterestExtractor.__init__(self, match)

test/results/pinterest.py

@@ -52,6 +52,15 @@ __tests__ = (
     "#count"   : 4,
 },
 
+{
+    "#url"     : "https://www.pinterest.jp/gdldev/bname/",
+    "#comment" : "board & section with /?# in name (#5104)",
+    "#category": ("", "pinterest", "board"),
+    "#class"   : pinterest.PinterestBoardExtractor,
+    "#options" : {"sections": True},
+    "#urls"    : "https://www.pinterest.jp/gdldev/bname/id:5345901183739414095",
+},
+
 {
     "#url"     : "https://www.pinterest.de/g1952849/secret/",
     "#comment" : "secret board (#1055)",