--- Prosody IM v0.2
--- Copyright (C) 2008 Matthew Wild
--- Copyright (C) 2008 Waqas Hussain
+-- Prosody IM
+-- Copyright (C) 2008-2010 Matthew Wild
+-- Copyright (C) 2008-2010 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.
+-- This project is MIT/X11 licensed. Please see the
+-- COPYING file in the source package for more information.
--
module "jid"
-function split(jid)
+local function _split(jid)
if not jid then return; end
- local node, nodepos = match(jid, "^([^@]+)@()");
+ 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
+split = _split;
function bare(jid)
- local node, host = split(jid);
+ local node, host = _split(jid);
if node and host then
return node.."@"..host;
end
return host;
end
-function prepped_split(jid)
- local node, host, resource = split(jid);
+local function _prepped_split(jid)
+ local node, host, resource = _split(jid);
if host then
host = nameprep(host);
if not host then return; end
return node, host, resource;
end
end
+prepped_split = _prepped_split;
function prep(jid)
- local node, host, resource = prepped_split(jid);
+ local node, host, resource = _prepped_split(jid);
if host then
if node then
host = node .. "@" .. host;
return host;
end
+function join(node, host, resource)
+ if node and host and resource then
+ return node.."@"..host.."/"..resource;
+ elseif node and host then
+ return node.."@"..host;
+ elseif host and resource then
+ return host.."/"..resource;
+ elseif host then
+ return host;
+ end
+ return nil; -- Invalid JID
+end
+
+function compare(jid, acl)
+ -- compare jid to single acl rule
+ -- TODO compare to table of rules?
+ local jid_node, jid_host, jid_resource = _split(jid);
+ local acl_node, acl_host, acl_resource = _split(acl);
+ if ((acl_node ~= nil and acl_node == jid_node) or acl_node == nil) and
+ ((acl_host ~= nil and acl_host == jid_host) or acl_host == nil) and
+ ((acl_resource ~= nil and acl_resource == jid_resource) or acl_resource == nil) then
+ return true
+ end
+ return false
+end
+
return _M;