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util/jid.lua @ 519:cccd610a0ef9
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author | Matthew Wild <mwild1@gmail.com> |
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date | Wed, 03 Dec 2008 14:39:07 +0000 |
parent | 384:4542bcdb7f55 |
child | 615:4ae3e81513f3 |
rev | line source |
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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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19 |
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20 |
0 | 21 |
22 local match = string.match; | |
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23 |
0 | 24 module "jid" |
25 | |
26 function split(jid) | |
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27 if not jid then return; end |
369 | 28 local node, nodepos = match(jid, "^([^@]+)@()"); |
29 local host, hostpos = match(jid, "^([^@/]+)()", nodepos) | |
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30 if node and not host then return nil, nil, nil; end |
369 | 31 local resource = match(jid, "^/(.+)$", hostpos); |
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; |
0 | 34 end |
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35 |
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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 |
384 | 41 return host; |
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42 end |
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43 |
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44 return _M; |