Removed ~ files

diff --git a/util/stanza.lua~ b/util/stanza.lua~
deleted file mode 100644 (file)
index 0425948..0000000
--- a/util/stanza.lua~
+++ /dev/null
@@ -1,138 +0,0 @@
-local t_insert      =  table.insert;
-local t_remove      =  table.remove;
-local s_format        = string.format;
-local tostring      =      tostring;
-local setmetatable  =  setmetatable;
-local pairs         =         pairs;
-local ipairs        =        ipairs;
-local type          =          type;
-local s_gsub        =   string.gsub;
-module "stanza"
-
-stanza_mt = {};
-stanza_mt.__index = stanza_mt;
-
-function stanza(name, attr)
-       local stanza = { name = name, attr = attr or {}, tags = {}, last_add = {}};
-       return setmetatable(stanza, stanza_mt);
-end
-
-function stanza_mt:iq(attrs)
-       return self + stanza("iq", attrs)
-end
-function stanza_mt:message(attrs)
-       return self + stanza("message", attrs)
-end
-function stanza_mt:presence(attrs)
-       return self + stanza("presence", attrs)
-end
-function stanza_mt:query(xmlns)
-       return self:tag("query", { xmlns = xmlns });
-end
-function stanza_mt:tag(name, attrs)
-       local s = stanza(name, attrs);
-       (self.last_add[#self.last_add] or self):add_child(s);
-       t_insert(self.last_add, s);
-       return self;
-end
-
-function stanza_mt:text(text)
-       (self.last_add[#self.last_add] or self):add_child(text);
-       return self; 
-end
-
-function stanza_mt:up()
-       t_remove(self.last_add);
-       return self;
-end
-
-function stanza_mt:add_child(child)
-       if type(child) == "table" then
-               t_insert(self.tags, child);
-       end
-       t_insert(self, child);
-end
-
-function stanza_mt:child_with_name(name)
-       for _, child in ipairs(self) do 
-               if child.name == name then return child; end
-       end
-end
-
-function stanza_mt:children()
-       local i = 0;
-       return function (a)
-                       i = i + 1
-                       local v = a[i]
-                       if v then return v; end
-               end, self, i;
-                                           
-end
-function stanza_mt:childtags()
-       local i = 0;
-       return function (a)
-                       i = i + 1
-                       local v = self.tags[i]
-                       if v then return v; end
-               end, self.tags[1], i;
-                                           
-end
-
-do
-       local xml_entities = { ["'"] = "&apos;", ["\""] = "&quot;", ["<"] = "&lt;", [">"] = "&gt;", ["&"] = "&amp;" };
-       function xml_escape(s) return s_gsub(s, "['&<>\"]", xml_entities); end
-end
-
-local xml_escape = xml_escape;
-
-function stanza_mt.__tostring(t)
-       local children_text = "";
-       for n, child in ipairs(t) do
-               if type(child) == "string" then 
-                       children_text = children_text .. xml_escape(child);
-               else
-                       children_text = children_text .. tostring(child);
-               end
-       end
-
-       local attr_string = "";
-       if t.attr then
-               for k, v in pairs(t.attr) do if type(k) == "string" then attr_string = attr_string .. s_format(" %s='%s'", k, tostring(v)); end end
-       end
-
-       return s_format("<%s%s>%s</%s>", t.name, attr_string, children_text, t.name);
-end
-
-function stanza_mt.__add(s1, s2)
-       return s1:add_child(s2);
-end
-
-
-do
-        local id = 0;
-        function new_id()
-                id = id + 1;
-                return "lx"..id;
-        end
-end
-
-function message(attr, body)
-       if not body then
-               return stanza("message", attr);
-       else
-               return stanza("message", attr):tag("body"):text(body);
-       end
-end
-function iq(attr)
-       if attr and not attr.id then attr.id = new_id(); end
-       return stanza("iq", attr or { id = new_id() });
-end
-
-function reply(orig)
-       return stanza(orig.name, orig.attr and { to = orig.attr.from, from = orig.attr.to, id = orig.attr.id, type = ((orig.name == "iq" and "result") or nil) });
-end
-
-function presence(attr)
-       return stanza("presence", attr);
-end
-