NetworkCookie: set the default path according to RFC 6265

headers/os/net/NetworkCookie.h

@@ -96,6 +96,7 @@ private:
 			void				_ExtractNameValuePair(
 									const BString& cookieString, int16* index,
 									bool parseField = false);
+			void				_SetDefaultPathForUrl(const BUrl& url);
 
 private:
 	mutable	BString				fRawCookie;

src/kits/network/libnetapi/NetworkCookie.cpp

@@ -145,7 +145,7 @@ BNetworkCookie::ParseCookieStringFromUrl(const BString& string,
 
 	// Default values from url
 	SetDomain(url.Host());
-	SetPath(url.Path());
+	_SetDefaultPathForUrl(url);
 
 	_ExtractNameValuePair(cookieString, &index);
 
@@ -811,3 +811,23 @@ BNetworkCookie::_ExtractNameValuePair(const BString& cookieString,
 	else if (name == "version")
 		SetVersion(atoi(value.String()));
 }
+
+
+void
+BNetworkCookie::_SetDefaultPathForUrl(const BUrl& url)
+{
+	const BString& path = url.Path();
+	if (path.IsEmpty() || path.ByteAt(0) != '/') {
+		SetPath("/");
+		return;
+	}
+
+	int32 index = path.FindLast('/');
+	if (index == 0) {
+		SetPath("/");
+		return;
+	}
+
+	BString newPath = path;
+	SetPath(newPath.Truncate(index));
+}