Added node-modules

node_modules/socket.io/lib/transports/jsonp-polling.js

@@ -0,0 +1,97 @@
+
+/*!
+ * socket.io-node
+ * Copyright(c) 2011 LearnBoost <dev@learnboost.com>
+ * MIT Licensed
+ */
+
+/**
+ * Module requirements.
+ */
+
+var HTTPPolling = require('./http-polling');
+var jsonpolling_re = /^\d+$/
+
+/**
+ * Export the constructor.
+ */
+
+exports = module.exports = JSONPPolling;
+
+/**
+ * JSON-P polling transport.
+ *
+ * @api public
+ */
+
+function JSONPPolling (mng, data, req) {
+  HTTPPolling.call(this, mng, data, req);
+
+  this.head = 'io.j[0](';
+  this.foot = ');';
+
+  if (data.query.i && jsonpolling_re.test(data.query.i)) {
+    this.head = 'io.j[' + data.query.i + '](';
+  }
+};
+
+/**
+ * Inherits from Transport.
+ */
+
+JSONPPolling.prototype.__proto__ = HTTPPolling.prototype;
+
+/**
+ * Transport name
+ *
+ * @api public
+ */
+
+JSONPPolling.prototype.name = 'jsonppolling';
+
+/**
+ * Make sure POST are decoded.
+ */
+
+JSONPPolling.prototype.postEncoded = true;
+
+/**
+ * Handles incoming data.
+ * Due to a bug in \n handling by browsers, we expect a JSONified string.
+ *
+ * @api private
+ */
+
+JSONPPolling.prototype.onData = function (data) {
+  try {
+    data = JSON.parse(data);
+  } catch (e) {
+    this.error('parse', 'reconnect');
+    return;
+  }
+
+  HTTPPolling.prototype.onData.call(this, data);
+};
+
+/**
+ * Performs the write.
+ *
+ * @api private
+ */
+
+JSONPPolling.prototype.doWrite = function (data) {
+  HTTPPolling.prototype.doWrite.call(this);
+
+  var data = data === undefined
+      ? '' : this.head + JSON.stringify(data) + this.foot;
+
+  this.response.writeHead(200, {
+      'Content-Type': 'text/javascript; charset=UTF-8'
+    , 'Content-Length': Buffer.byteLength(data)
+    , 'Connection': 'Keep-Alive'
+    , 'X-XSS-Protection': '0'
+  });
+
+  this.response.write(data);
+  this.log.debug(this.name + ' writing', data);
+};