[imagefap] don't return anything for empty profiles (#9034)

gallery_dl/extractor/imagefap.py

@@ -233,12 +233,14 @@ class ImagefapUserExtractor(ImagefapExtractor):
             page = response.text
             folders = text.extr(
                 page, ' id="tgl_all" value="', '"').rstrip("|").split("|")
-            if folders and folders[-1] == "-1":
+            if folders[-1] == "-1":
                 last = folders.pop()
                 if not pnum:
                     folders.insert(0, last)
+            elif not folders[0]:
+                break
             yield from folders
 
             params["page"] = pnum = pnum + 1
             if f'href="?page={pnum}">{pnum+1}</a>' not in page:
-                return
+                break

test/results/hentaienvy.py

@@ -114,8 +114,8 @@ __tests__ = (
     "#comment" : "empty 'var g_th = $.parseJSON('');' (#8951)",
     "#category": ("IMHentai", "hentaienvy", "gallery"),
     "#class"   : imhentai.ImhentaiGalleryExtractor,
-    "#metadata": "post",
+    "#pattern" : r"https://m8.hentaienvy.com/026/3zf1yedx5m/\d+\.jpg",
-    "#count"   : 0,
+    "#count"   : 188,
     "#log"     : "1119432: Missing image data",
 
     "artist"    : [],

test/results/imagefap.py

@@ -217,4 +217,11 @@ __tests__ = (
     "#count"   : 100,
 },
 
+{
+    "#url"     : "https://www.imagefap.com/profile/Tiffany_and_me",
+    "#comment" : "empty profile (#9034)",
+    "#class"   : imagefap.ImagefapUserExtractor,
+    "#count"   : 0,
+},
+
 )