prosody
436e4617c858
util/jid.lua

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util/jid.lua @ 521:436e4617c858

Fix license (left some boilerplate in)
author Matthew Wild <mwild1@gmail.com>
date Wed, 03 Dec 2008 14:59:27 +0000
parent 519:cccd610a0ef9
child 615:4ae3e81513f3
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1 -- Prosody IM v0.1
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2 -- Copyright (C) 2008 Matthew Wild
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3 -- Copyright (C) 2008 Waqas Hussain
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4 --
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5 -- This program is free software; you can redistribute it and/or
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6 -- modify it under the terms of the GNU General Public License
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7 -- as published by the Free Software Foundation; either version 2
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8 -- of the License, or (at your option) any later version.
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9 --
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10 -- This program is distributed in the hope that it will be useful,
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11 -- but WITHOUT ANY WARRANTY; without even the implied warranty of
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12 -- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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13 -- GNU General Public License for more details.
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14 --
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15 -- You should have received a copy of the GNU General Public License
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16 -- along with this program; if not, write to the Free Software
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17 -- Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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18 --
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22 local match = string.match;
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23
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24 module "jid"
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26 function split(jid)
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27 if not jid then return; end
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28 local node, nodepos = match(jid, "^([^@]+)@()");
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29 local host, hostpos = match(jid, "^([^@/]+)()", nodepos)
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30 if node and not host then return nil, nil, nil; end
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31 local resource = match(jid, "^/(.+)$", hostpos);
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32 if (not host) or ((not resource) and #jid >= hostpos) then return nil, nil, nil; end
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33 return node, host, resource;
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34 end
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36 function bare(jid)
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37 local node, host = split(jid);
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38 if node and host then
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39 return node.."@"..host;
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40 end
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41 return host;
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42 end
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44 return _M;