--- a/util/stanza.lua Mon Aug 30 04:37:53 2010 +0100
+++ b/util/stanza.lua Mon Aug 30 04:53:41 2010 +0100
@@ -151,6 +151,30 @@
end, self.tags[1], i;
end
+function stanza_mt:maptags(callback)
+ local tags, curr_tag = self.tags, 1;
+ local n_children, n_tags = #self, #tags;
+
+ local i = 1;
+ while curr_tag <= n_tags do
+ if self[i] == tags[curr_tag] then
+ local ret = callback(self[i]);
+ if ret == nil then
+ t_remove(self, i);
+ t_remove(tags, curr_tag);
+ n_children = n_children - 1;
+ n_tags = n_tags - 1;
+ else
+ self[i] = ret;
+ tags[i] = ret;
+ end
+ i = i + 1;
+ curr_tag = curr_tag + 1;
+ end
+ end
+ return self;
+end
+
local xml_escape
do
local escape_table = { ["'"] = "'", ["\""] = """, ["<"] = "<", [">"] = ">", ["&"] = "&" };