util.jid: Added escape() and unescape().
--- a/util/jid.lua Wed Oct 26 18:58:01 2011 -0400
+++ b/util/jid.lua Tue Nov 01 23:41:32 2011 +0500
@@ -13,6 +13,16 @@
local nameprep = require "util.encodings".stringprep.nameprep;
local resourceprep = require "util.encodings".stringprep.resourceprep;
+local escapes = {
+ [" "] = "\\20"; ['"'] = "\\22";
+ ["&"] = "\\26"; ["'"] = "\\27";
+ ["/"] = "\\2f"; [":"] = "\\3a";
+ ["<"] = "\\3c"; [">"] = "\\3e";
+ ["@"] = "\\40"; ["\\"] = "\\5c";
+};
+local unescapes = {};
+for k,v in pairs(escapes) do unescapes[v] = k; end
+
module "jid"
local function _split(jid)
@@ -91,4 +101,7 @@
return false
end
+function escape(s) return s and (s:gsub(".", escapes)); end
+function unescape(s) return s and (s:gsub("\\%x%x", unescapes)); end
+
return _M;