Mercurial > prosody-hg
diff util/xmppstream.lua @ 6978:30c96a5db360
util.stanza, util.xml, util.xmppstream: Add support for tracking defined namespaces and their prefix (stanza.namespaces), knowing/preserving prefix names is required for some applications (thanks daurnimator)
| author | Matthew Wild <mwild1@gmail.com> |
|---|---|
| date | Tue, 08 Dec 2015 23:15:42 +0000 |
| parents | 5de6b93d0190 |
| children | bf8aa0d1951c |
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--- a/util/xmppstream.lua Sun Dec 06 02:43:01 2015 +0100 +++ b/util/xmppstream.lua Tue Dec 08 23:15:42 2015 +0000 @@ -196,6 +196,29 @@ end end + if stream_callbacks.track_namespaces then + local namespaces = {} + function xml_handlers:StartNamespaceDecl(prefix, url) + if prefix ~= nil then + namespaces[prefix] = url + end + end + function xml_handlers:EndNamespaceDecl(prefix) + if prefix ~= nil then + namespaces[prefix] = nil + end + end + local old_startelement = xml_handlers.StartElement + function xml_handlers:StartElement(tagname, attr) + old_startelement(self, tagname, attr) + local n = {} + for prefix, url in pairs(namespaces) do + n[prefix] = url + end + stanza.namespaces = n + end + end + local function restricted_handler(parser) cb_error(session, "parse-error", "restricted-xml", "Restricted XML, see RFC 6120 section 11.1."); if not parser.stop or not parser:stop() then