diff options
Diffstat (limited to 'util/stanza.lua')
| -rw-r--r-- | util/stanza.lua | 31 |
1 files changed, 19 insertions, 12 deletions
diff --git a/util/stanza.lua b/util/stanza.lua index eb9f3922..35d600ed 100644 --- a/util/stanza.lua +++ b/util/stanza.lua @@ -24,6 +24,7 @@ local print = print; local unpack = unpack; local s_gsub = string.gsub; local s_char = string.char; +local s_find = string.find; local os = os; local do_pretty_printing = not os.getenv("WINDIR"); @@ -122,27 +123,33 @@ local xml_escape = (function() return function(str) return (s_gsub(str, "['&<>\"]", escape_table)); end end)(); local function _dostring(t, buf, self, xml_escape) - local nsid, ns, attrk = 0; - t_insert(buf, "<"..t.name); + local nsid = 0; + local name = t.name + t_insert(buf, "<"..name); for k, v in pairs(t.attr) do - ns, attrk = s_match(k, "^([^|]+)|(.+)$"); - if ns then + if s_find(k, "|", 1, true) then + local ns, attrk = s_match(k, "^([^|]+)|(.+)$"); nsid = nsid + 1; t_insert(buf, " xmlns:ns"..nsid.."='"..xml_escape(ns).."' ".."ns"..nsid..":"..attrk.."='"..xml_escape(v).."'"); else t_insert(buf, " "..k.."='"..xml_escape(v).."'"); end end - t_insert(buf, ">"); - for n=1,#t do - local child = t[n]; - if child.name then - self(child, buf, self, xml_escape); - else - t_insert(buf, xml_escape(child)); + local len = #t; + if len == 0 then + t_insert(buf, "/>"); + else + t_insert(buf, ">"); + for n=1,len do + local child = t[n]; + if child.name then + self(child, buf, self, xml_escape); + else + t_insert(buf, xml_escape(child)); + end end + t_insert(buf, "</"..name..">"); end - t_insert(buf, "</"..t.name..">"); end function stanza_mt.__tostring(t) local buf = {}; |