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util/jid.lua @ 1524:a89fec6d76d2
mod_uptime: Fix bad uptime if module is loaded at startup
author | Matthew Wild <mwild1@gmail.com> |
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date | Fri, 10 Jul 2009 15:33:53 +0100 |
parent | 1523:841d61be198f |
child | 2245:df9e18f5c808 |
rev | line source |
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1 -- Prosody IM |
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2 -- Copyright (C) 2008-2009 Matthew Wild |
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3 -- Copyright (C) 2008-2009 Waqas Hussain |
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4 -- |
758 | 5 -- This project is MIT/X11 licensed. Please see the |
6 -- COPYING file in the source package for more information. | |
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7 -- |
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8 |
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9 |
0 | 10 |
11 local match = string.match; | |
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12 local nodeprep = require "util.encodings".stringprep.nodeprep; |
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13 local nameprep = require "util.encodings".stringprep.nameprep; |
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14 local resourceprep = require "util.encodings".stringprep.resourceprep; |
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15 |
0 | 16 module "jid" |
17 | |
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18 local function _split(jid) |
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19 if not jid then return; end |
369 | 20 local node, nodepos = match(jid, "^([^@]+)@()"); |
21 local host, hostpos = match(jid, "^([^@/]+)()", nodepos) | |
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22 if node and not host then return nil, nil, nil; end |
369 | 23 local resource = match(jid, "^/(.+)$", hostpos); |
24 if (not host) or ((not resource) and #jid >= hostpos) then return nil, nil, nil; end | |
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25 return node, host, resource; |
0 | 26 end |
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27 split = _split; |
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28 |
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29 function bare(jid) |
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30 local node, host = _split(jid); |
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31 if node and host then |
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32 return node.."@"..host; |
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33 end |
384 | 34 return host; |
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35 end |
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36 |
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37 local function _prepped_split(jid) |
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38 local node, host, resource = _split(jid); |
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39 if host then |
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40 host = nameprep(host); |
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41 if not host then return; end |
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42 if node then |
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43 node = nodeprep(node); |
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44 if not node then return; end |
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45 end |
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46 if resource then |
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47 resource = resourceprep(resource); |
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48 if not resource then return; end |
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49 end |
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50 return node, host, resource; |
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51 end |
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52 end |
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53 prepped_split = _prepped_split; |
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54 |
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55 function prep(jid) |
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56 local node, host, resource = _prepped_split(jid); |
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57 if host then |
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58 if node then |
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59 host = node .. "@" .. host; |
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60 end |
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61 if resource then |
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62 host = host .. "/" .. resource; |
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63 end |
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64 end |
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65 return host; |
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66 end |
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67 |
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68 return _M; |