1 |
|
2 |
|
3 |
|
4 | var sax = require("../lib/sax.js")
|
5 | var fs = require("fs")
|
6 | var path = require("path")
|
7 | var xmlFile = path.resolve(__dirname, "shopping.xml")
|
8 | var util = require("util")
|
9 | var http = require("http")
|
10 |
|
11 | fs.readFile(xmlFile, function (er, d) {
|
12 | http.createServer(function (req, res) {
|
13 | if (er) throw er
|
14 | var xmlstr = d.toString("utf8")
|
15 |
|
16 | var parser = sax.parser(true)
|
17 | var products = []
|
18 | var product = null
|
19 | var currentTag = null
|
20 |
|
21 | parser.onclosetag = function (tagName) {
|
22 | if (tagName === "product") {
|
23 | products.push(product)
|
24 | currentTag = product = null
|
25 | return
|
26 | }
|
27 | if (currentTag && currentTag.parent) {
|
28 | var p = currentTag.parent
|
29 | delete currentTag.parent
|
30 | currentTag = p
|
31 | }
|
32 | }
|
33 |
|
34 | parser.onopentag = function (tag) {
|
35 | if (tag.name !== "product" && !product) return
|
36 | if (tag.name === "product") {
|
37 | product = tag
|
38 | }
|
39 | tag.parent = currentTag
|
40 | tag.children = []
|
41 | tag.parent && tag.parent.children.push(tag)
|
42 | currentTag = tag
|
43 | }
|
44 |
|
45 | parser.ontext = function (text) {
|
46 | if (currentTag) currentTag.children.push(text)
|
47 | }
|
48 |
|
49 | parser.onend = function () {
|
50 | var out = util.inspect(products, false, 3, true)
|
51 | res.writeHead(200, {"content-type":"application/json"})
|
52 | res.end("{\"ok\":true}")
|
53 |
|
54 | }
|
55 |
|
56 | parser.write(xmlstr).end()
|
57 | }).listen(1337)
|
58 | })
|