local xpath = require "xpath"
   local lom = require "lxp.lom"

   local xmlTest =
   [[
   <?xml version="1.0" encoding="ISO-8859-1"?>
   <root>
	<element id="1" name="element1">text of the first element</element>
  <element id="2" name="element2">
  	<subelement>text of the second element</subelement>
  </element>
	</root>
  	]]
  -- get all elements
  print (xpath.selectNodes(lom.parse(xmlTest),'//element'))
  -- get the subelement text
print (xpath.selectNodes(lom.parse(xmlTest),'/root/element/subelement/text()')[1])
  -- get the first element
  print (xpath.selectNodes(lom.parse(xmlTest),'/root/element[@id="1"]'))

  local generate = require("generate")
  
  local message = {ToUserName = image.user,FromUserName = image.count,CreateTime = ngx.time(),MsgType = 'news',ArticleCount=1,Articles={lable='item',{Title = image.title,Description=image.descriptioni ,  PicUrl = image.pic_url,url = image.url }}}
  local xml_str , err = generate.generate(message)
  if not xml_str then
     print ("xml generate error, error info :"  .. err )
  end