urlquote/unquote for link rewriting

dumpwiki.py

@@ -7,6 +7,8 @@ import html5lib
 from functions import Colors
 import argparse
 from xml.etree import ElementTree as ET
+from urllib.parse import quote as urlquote, unquote as urlunquote
+
 
 p = argparse.ArgumentParser(description="Dump wiki files to html",
                             formatter_class=argparse.ArgumentDefaultsHelpFormatter)
@@ -37,9 +39,11 @@ def filenameforpage(p):
     return f
 
 def filenameforlink(href):
+    href = urlunquote(href)
     if href.startswith("/sandbox/itchwiki/index.php/"):
         href = href[len("/sandbox/itchwiki/index.php/"):]
-        return href.replace(' ','_').replace('/', SLASH) + '.html'
+        href = href.replace(' ','_').replace('/', SLASH) + '.html'
+    href = urlquote(href)
     return href
 
 def rewritelinks (html):