Implement pseudo terminal

app/static/javascripts/main.js

@@ -1,2 +1,41 @@
 // Generated by CoffeeScript 1.6.3
-console.log('main js file loaded');
+var ws;
+
+ws = null;
+
+$(function() {
+  ws = new WebSocket('ws://' + document.location.host + '/ws');
+  ws.onopen = function() {
+    return console.log("WebSocket open", arguments);
+  };
+  ws.onclose = function() {
+    return console.log("WebSocket closed", arguments);
+  };
+  ws.onerror = function() {
+    return console.log("WebSocket error", arguments);
+  };
+  ws.onmessage = function(event) {
+    return $('.term code').html($('.term code').html() + event.data);
+  };
+  return $('html,body').on('keypress', function(event) {
+    var code;
+    code = event.keyCode;
+    ws.send(String.fromCharCode(code));
+    event.preventDefault();
+    event.stopPropagation();
+    return false;
+  }).on('keydown', function(event) {
+    var code;
+    code = event.keyCode;
+    if (code === 17) {
+      return;
+    }
+    if (event.ctrlKey) {
+      code -= 64;
+      ws.send(String.fromCharCode(code));
+      event.preventDefault();
+      event.stopPropagation();
+      return false;
+    }
+  });
+});