WebSection: raise redirect to add trailing slash only if request is GET

product/ERP5/Document/WebSection.py

@@ -228,7 +228,7 @@ class WebSection(Domain, DocumentExtensibleTraversableMixin):
       self.REQUEST.set('current_web_section', self)
 
       actual_url = self.REQUEST.get("ACTUAL_URL", "").strip()
-      if actual_url and actual_url in actual_url and not actual_url.endswith("/"):
+      if actual_url and self.REQUEST.get("method") == "GET" and not actual_url.endswith("/"):
         query_string = self.REQUEST.get("QUERY_STRING", "")
         query_str = "?%s" % query_string if query_string else query_string
         return self.REQUEST.RESPONSE.redirect(