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comparison util/jid.lua @ 4407:f78c6f5fa090

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util.jid: Added escape() and unescape().
author Waqas Hussain <waqas20@gmail.com>
date Tue, 01 Nov 2011 23:41:32 +0500
parents 97831dfe7f72
children bd0ff8ae98a8 f3817912e8b2
comparison
equal deleted inserted replaced
4406:424e14d3f99b 4407:f78c6f5fa090
10 10
11 local match = string.match; 11 local match = string.match;
12 local nodeprep = require "util.encodings".stringprep.nodeprep; 12 local nodeprep = require "util.encodings".stringprep.nodeprep;
13 local nameprep = require "util.encodings".stringprep.nameprep; 13 local nameprep = require "util.encodings".stringprep.nameprep;
14 local resourceprep = require "util.encodings".stringprep.resourceprep; 14 local resourceprep = require "util.encodings".stringprep.resourceprep;
15
16 local escapes = {
17 [" "] = "\\20"; ['"'] = "\\22";
18 ["&"] = "\\26"; ["'"] = "\\27";
19 ["/"] = "\\2f"; [":"] = "\\3a";
20 ["<"] = "\\3c"; [">"] = "\\3e";
21 ["@"] = "\\40"; ["\\"] = "\\5c";
22 };
23 local unescapes = {};
24 for k,v in pairs(escapes) do unescapes[v] = k; end
15 25
16 module "jid" 26 module "jid"
17 27
18 local function _split(jid) 28 local function _split(jid)
19 if not jid then return; end 29 if not jid then return; end
89 return true 99 return true
90 end 100 end
91 return false 101 return false
92 end 102 end
93 103
104 function escape(s) return s and (s:gsub(".", escapes)); end
105 function unescape(s) return s and (s:gsub("\\%x%x", unescapes)); end
106
94 return _M; 107 return _M;