various smaller changes/additions

gallery_dl/extractor/gelbooru.py

@@ -61,7 +61,7 @@ class GelbooruExtractor(SharedConfigExtractor):
         ))[0]
         data["file_url"] = "http" + data["file_url"]
         data["md5"] = data["file_url"].rpartition("/")[2].partition(".")[0]
-        data["rating"] = RATING_MAP[data["rating"]]
+        data["rating"] = (data["rating"] or "?")[0].lower()
         for key in ("id", "width", "height", "score"):
             data[key] = util.safe_int(data[key])
         return data
@@ -153,10 +153,3 @@ class GelbooruPostExtractor(GelbooruExtractor):
 
     def get_posts(self):
         return (self.post_id,)
-
-
-RATING_MAP = {
-    "Safe": "s",
-    "Questionable": "q",
-    "Explicit": "e",
-}

gallery_dl/extractor/khinsider.py

@@ -58,9 +58,9 @@ class KhinsiderSoundtrackExtractor(AsynchronousExtractor):
 
     def get_album_tracks(self, page):
         """Collect url and metadata for all tracks of a soundtrack"""
-        page = text.extract(page, '<table class="songlist">', '</table>')[0]
+        page = text.extract(page, '<table id="songlist">', '</table>')[0]
         for num, url in enumerate(text.extract_iter(
-                page, ' href="', '"'), 1):
+                page, '<td class="clickable-row"><a href="', '"'), 1):
             page = self.request(url, encoding="utf-8").text
             url = text.extract(
                 page, '<p><a style="color: #21363f;" href="', '"')[0]