162 				or child.attr.xmlns == xmlns) then

   162 				or child.attr.xmlns == xmlns) then

   163 

   163 

   164 			return child;

   164 			return child;

   165 		end

   165 		end

   166 	end

   166 	end

   167 end

   168 end

   168 

   169 

   169 function stanza_mt:get_child_text(name, xmlns)

   170 function stanza_mt:get_child_text(name, xmlns)

   170 	local tag = self:get_child(name, xmlns);

   171 	local tag = self:get_child(name, xmlns);

   171 	if tag then

   172 	if tag then

   176 

   177 

   177 function stanza_mt:child_with_name(name)

   178 function stanza_mt:child_with_name(name)

   178 	for _, child in ipairs(self.tags) do

   179 	for _, child in ipairs(self.tags) do

   179 		if child.name == name then return child; end

   180 		if child.name == name then return child; end

   180 	end

   181 	end

   181 end

   183 end

   182 

   184 

   183 function stanza_mt:child_with_ns(ns)

   185 function stanza_mt:child_with_ns(ns)

   184 	for _, child in ipairs(self.tags) do

   186 	for _, child in ipairs(self.tags) do

   185 		if child.attr.xmlns == ns then return child; end

   187 		if child.attr.xmlns == ns then return child; end

   186 	end

   188 	end

   187 end

   190 end

   188 

   191 

   189 function stanza_mt:get_child_with_attr(name, xmlns, attr_name, attr_value, normalize)

   192 function stanza_mt:get_child_with_attr(name, xmlns, attr_name, attr_value, normalize)

   190 	for tag in self:childtags(name, xmlns) do

   193 	for tag in self:childtags(name, xmlns) do

   191 		if (normalize and normalize(tag.attr[attr_name]) or tag.attr[attr_name]) == attr_value then

   194 		if (normalize and normalize(tag.attr[attr_name]) or tag.attr[attr_name]) == attr_value then

   192 			return tag;

   195 			return tag;

   193 		end

   196 		end

   194 	end

   197 	end

   195 end

   199 end

   196 

   200 

   197 function stanza_mt:children()

   201 function stanza_mt:children()

   198 	local i = 0;

   202 	local i = 0;

   199 	return function (a)

   203 	return function (a)

   348 

   352 

   349 function stanza_mt.get_text(t)

   353 function stanza_mt.get_text(t)

   350 	if #t.tags == 0 then

   354 	if #t.tags == 0 then

   351 		return t_concat(t);

   355 		return t_concat(t);

   352 	end

   356 	end

   353 end

   358 end

   354 

   359 

   355 function stanza_mt.get_error(stanza)

   360 function stanza_mt.get_error(stanza)

   356 	local error_type, condition, text, extra_tag;

   361 	local error_type, condition, text, extra_tag;

   357 

   362