Added node-modules

node_modules/socket.io/lib/transports/http.js

@@ -0,0 +1,121 @@
+
+/*!
+ * socket.io-node
+ * Copyright(c) 2011 LearnBoost <dev@learnboost.com>
+ * MIT Licensed
+ */
+
+/**
+ * Module requirements.
+ */
+
+var Transport = require('../transport')
+  , parser = require('../parser')
+  , qs = require('querystring');
+
+/**
+ * Export the constructor.
+ */
+
+exports = module.exports = HTTPTransport;
+
+/**
+ * HTTP interface constructor. For all non-websocket transports.
+ *
+ * @api public
+ */
+
+function HTTPTransport (mng, data, req) {
+  Transport.call(this, mng, data, req);
+};
+
+/**
+ * Inherits from Transport.
+ */
+
+HTTPTransport.prototype.__proto__ = Transport.prototype;
+
+/**
+ * Handles a request.
+ *
+ * @api private
+ */
+
+HTTPTransport.prototype.handleRequest = function (req) {
+
+  // Always set the response in case an error is returned to the client
+  this.response = req.res;
+
+  if (req.method == 'POST') {
+    var buffer = ''
+      , res = req.res
+      , origin = req.headers.origin
+      , headers = { 'Content-Length': 1, 'Content-Type': 'text/plain; charset=UTF-8' }
+      , self = this;
+
+    req.on('data', function (data) {
+      buffer += data;
+
+      if (Buffer.byteLength(buffer) >= self.manager.get('destroy buffer size')) {
+        buffer = '';
+        req.connection.destroy();
+      }
+    });
+
+    req.on('end', function () {
+      res.writeHead(200, headers);
+      res.end('1');
+
+      self.onData(self.postEncoded ? qs.parse(buffer).d : buffer);
+    });
+
+    // prevent memory leaks for uncompleted requests
+    req.on('close', function () {
+      buffer = '';
+      self.onClose();
+    });
+
+    if (origin) {
+      // https://developer.mozilla.org/En/HTTP_Access_Control
+      headers['Access-Control-Allow-Origin'] = origin;
+      headers['Access-Control-Allow-Credentials'] = 'true';
+    }
+  } else {
+    Transport.prototype.handleRequest.call(this, req);
+  }
+};
+
+/**
+ * Handles data payload.
+ *
+ * @api private
+ */
+
+HTTPTransport.prototype.onData = function (data) {
+  var messages = parser.decodePayload(data);
+  this.log.debug(this.name + ' received data packet', data);
+
+  for (var i = 0, l = messages.length; i < l; i++) {
+    this.onMessage(messages[i]);
+  }
+};
+
+/**
+ * Closes the request-response cycle
+ *
+ * @api private
+ */
+
+HTTPTransport.prototype.doClose = function () {
+  this.response.end();
+};
+
+/**
+ * Writes a payload of messages
+ *
+ * @api private
+ */
+
+HTTPTransport.prototype.payload = function (msgs) {
+  this.write(parser.encodePayload(msgs));
+};