feat: Initial clean release of CHM

packages/fork-sax/examples/get-products.js

@@ -0,0 +1,58 @@
+// pull out /GeneralSearchResponse/categories/category/items/product tags
+// the rest we don't care about.
+
+var sax = require('../lib/sax.js')
+var fs = require('fs')
+var path = require('path')
+var xmlFile = path.resolve(__dirname, 'shopping.xml')
+var util = require('util')
+var http = require('http')
+
+fs.readFile(xmlFile, function (er, d) {
+  http.createServer(function (req, res) {
+    if (er) throw er
+    var xmlstr = d.toString('utf8')
+
+    var parser = sax.parser(true)
+    var products = []
+    var product = null
+    var currentTag = null
+
+    parser.onclosetag = function (tagName) {
+      if (tagName === 'product') {
+        products.push(product)
+        currentTag = product = null
+        return
+      }
+      if (currentTag && currentTag.parent) {
+        var p = currentTag.parent
+        delete currentTag.parent
+        currentTag = p
+      }
+    }
+
+    parser.onopentag = function (tag) {
+      if (tag.name !== 'product' && !product) return
+      if (tag.name === 'product') {
+        product = tag
+      }
+      tag.parent = currentTag
+      tag.children = []
+      tag.parent && tag.parent.children.push(tag)
+      currentTag = tag
+    }
+
+    parser.ontext = function (text) {
+      if (currentTag) currentTag.children.push(text)
+    }
+
+    parser.onend = function () {
+      var out = util.inspect(products, false, 3, true)
+      res.writeHead(200, {'content-type': 'application/json'})
+      res.end('{"ok":true}')
+    // res.end(JSON.stringify(products))
+    }
+
+    parser.write(xmlstr).end()
+  }).listen(1337)
+})