Added manga-py source

manga-py-stable_1.x/manga_py/http/url_normalizer.py

@@ -0,0 +1,73 @@
+from urllib.parse import urlparse
+
+
+class UrlNormalizer:
+
+    @staticmethod
+    def _parse_sheme(parse, base_parse):
+        if not parse.scheme:
+            uri = base_parse.scheme
+        else:
+            uri = parse.scheme
+        return uri + '://'
+
+    @staticmethod
+    def _parse_netloc(parse, base_parse):
+        if not parse.netloc:
+            uri = base_parse.netloc
+        else:
+            uri = parse.netloc
+        return uri
+
+    @staticmethod
+    def _test_path_netloc(parse):
+        if parse.path.find('://') == 0:
+            return urlparse('http' + parse.path).path
+        return parse.path
+
+    @staticmethod
+    def __parse_rel_path(parse, base_parse):
+        path = ''
+        if base_parse.path.rfind('/') > 0:
+            path = base_parse.path[0:base_parse.path.rfind('/')]
+        return path.rstrip('/') + '/' + parse.path.lstrip('/')
+
+    @staticmethod
+    def _parse_path(parse, base_parse):
+        if parse.netloc:
+            return parse.path
+        _path = UrlNormalizer._test_path_netloc(parse)
+        if _path:
+            if _path.find('/') == 0:
+                return _path
+            else:
+                return UrlNormalizer.__parse_rel_path(parse, base_parse)
+        else:
+            return base_parse.path
+
+    @staticmethod
+    def _parse_query(parse):
+        if parse.query:
+            return '?' + parse.query
+        return ''
+
+    @staticmethod
+    def _parse_fragment(parse):
+        if parse.fragment:
+            return '#' + parse.fragment
+        return ''
+
+    @staticmethod
+    def url_helper(url: str, base_url: str) -> str:
+        parse = urlparse(url)
+        base_parse = urlparse(base_url)
+        un = UrlNormalizer
+        sheme = un._parse_sheme(parse, base_parse)
+        netloc = un._parse_netloc(parse, base_parse)
+        path = un._parse_path(parse, base_parse)
+        query = un._parse_query(parse)
+        fragment = un._parse_fragment(parse)
+        return sheme + netloc + path + query + fragment
+
+
+normalize_uri = UrlNormalizer.url_helper