[paheal] fix '404 Not Found' for tags with URL encoded characters (#7642)

gallery_dl/extractor/paheal.py

@@ -80,10 +80,6 @@ class PahealTagExtractor(PahealExtractor):
     page_start = 1
     per_page = 70
 
-    def __init__(self, match):
-        PahealExtractor.__init__(self, match)
-        self.tags = text.unquote(match.group(1))
-
     def _init(self):
         if self.config("metadata"):
             self._extract_data = self._extract_data_ex
@@ -94,13 +90,14 @@ class PahealTagExtractor(PahealExtractor):
         return pages * self.per_page
 
     def get_metadata(self):
-        return {"search_tags": self.tags}
+        return {"search_tags": text.unquote(self.groups[0])}
 
     def get_posts(self):
         pnum = self.page_start
+        base = "{}/post/list/{}/".format(self.root, self.groups[0])
+
         while True:
-            url = "{}/post/list/{}/{}".format(self.root, self.tags, pnum)
-            page = self.request(url).text
+            page = self.request(base + str(pnum)).text
 
             pos = page.find("id='image-list'")
             for post in text.extract_iter(
@@ -149,9 +146,5 @@ class PahealPostExtractor(PahealExtractor):
                r"/post/view/(\d+)")
     example = "https://rule34.paheal.net/post/view/12345"
 
-    def __init__(self, match):
-        PahealExtractor.__init__(self, match)
-        self.post_id = match.group(1)
-
     def get_posts(self):
-        return (self._extract_post(self.post_id),)
+        return (self._extract_post(self.groups[0]),)

test/results/paheal.py

@@ -51,6 +51,15 @@ __tests__ = (
     "width"      : 1024,
 },
 
+{
+    "#url"     : "https://rule34.paheal.net/post/list/Ranma_1%2F2/1",
+    "#comment" : "percent-encoded character in tag (#7642)",
+    "#category": ("shimmie2", "paheal", "tag"),
+    "#class"   : paheal.PahealTagExtractor,
+    "#range"   : "1-200",
+    "#count"   : 200,
+},
+
 {
     "#url"     : "https://rule34.paheal.net/post/view/481609",
     "#category": ("shimmie2", "paheal", "post"),