+-- Prosody IM v0.1
+-- Copyright (C) 2008 Matthew Wild
+-- Copyright (C) 2008 Waqas Hussain
+--
+-- This program is free software; you can redistribute it and/or
+-- modify it under the terms of the GNU General Public License
+-- as published by the Free Software Foundation; either version 2
+-- of the License, or (at your option) any later version.
+--
+-- This program is distributed in the hope that it will be useful,
+-- but WITHOUT ANY WARRANTY; without even the implied warranty of
+-- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+-- GNU General Public License for more details.
+--
+-- You should have received a copy of the GNU General Public License
+-- along with this program; if not, write to the Free Software
+-- Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+--
+
+
local match = string.match;
function split(jid)
if not jid then return; end
- -- TODO verify JID, and return; if invalid
- local node = match(jid, "^([^@]+)@");
- local server = (node and match(jid, ".-@([^@/]+)")) or match(jid, "^([^@/]+)");
- local resource = match(jid, "/(.+)$");
- return node, server, resource;
+ local node, nodepos = match(jid, "^([^@]+)@()");
+ local host, hostpos = match(jid, "^([^@/]+)()", nodepos)
+ if node and not host then return nil, nil, nil; end
+ local resource = match(jid, "^/(.+)$", hostpos);
+ if (not host) or ((not resource) and #jid >= hostpos) then return nil, nil, nil; end
+ return node, host, resource;
+end
+
+function bare(jid)
+ local node, host = split(jid);
+ if node and host then
+ return node.."@"..host;
+ end
+ return host;
end
-return _M;
\ No newline at end of file
+return _M;