--- a/src/server/server.py	Thu Nov 09 08:02:49 2017 +0100
+++ b/src/server/server.py	Fri Nov 10 11:10:15 2017 +0100
@@ -68,6 +68,9 @@
 DATA_DIR_DEFAULT = OPT_PARAMETERS_BOTH = OPT_PARAMETERS_CFG = coerceDataDir = None
 
 
+def quote(value):
+    """shortcut to quote an unicode value for URL"""
+    return urllib.quote_plus(value.encode('utf-8')).replace('%40','@')
 
 
 class LiberviaSession(server.Session):
@@ -158,7 +161,7 @@
                 except (IndexError, KeyError):
                     raise NotImplementedError(u"only item for PubSub URI is handled for the moment for url_redirections_dict")
                 location = "/blog/{profile}/{item}".format(
-                    profile=urllib.quote(options['url_redirections_profile'].encode('utf-8')),
+                    profile=quote(options['url_redirections_profile']),
                     item = urllib.quote_plus(item),
                     ).decode('utf-8')
                 request_data = self._getRequestData(location)
@@ -1499,6 +1502,14 @@
             root_url = self.getPageByName(page_name).url,
             redirect_url=urllib.quote_plus(request.uri) if url is None else url.encode('utf-8'))
 
+    def getURL(self, *args):
+        """retrieve URL of the page set arguments
+
+        *args(list[unicode]): argument to add to the URL as path elements
+        """
+        url_args = [quote(a) for a in args]
+        return os.path.join(self.url, *url_args)
+
     def getChildWithDefault(self, path, request):
         # we handle children ourselves
         raise exceptions.InternalError(u"this method should not be used with LiberviaPage")
@@ -1680,12 +1691,11 @@
             redirect_page_data = request.data['post_redirect_page']
             if isinstance(redirect_page_data, tuple):
                 redirect_page = redirect_page_data[0]
-                redirect_page_args = [urllib.quote_plus(a.encode('utf-8')).replace('%40','@')
-                                      for a in redirect_page_data[1:]]
+                redirect_page_args = redirect_page_data[1:]
+                redirect_uri = redirect_page.getURL(*redirect_page_args)
             else:
                 redirect_page = redirect_page_data
-                redirect_page_args = []
-            redirect_uri = os.path.join(redirect_page.url, *redirect_page_args)
+                redirect_uri = redirect_page.url
         else:
             redirect_page = self
             redirect_uri = request.uri