use web assembly and web worker for data decoder

apps/Makefile

@@ -7,6 +7,12 @@ coffees = 	assets/coffee/bootstrap.coffee \
 			assets/coffee/MarkOn.coffee \
 			assets/coffee/WVNC.coffee
 
+SED=sed
+UNAME_S := $(shell uname -s)
+ifeq ($(UNAME_S),Darwin)
+	SED=gsed
+endif
+
 main: js
 	- mkdir -p $(BUILDDIR)/assets
 	cp -rf $(copyfiles) $(BUILDDIR)
@@ -18,8 +24,8 @@ js:
 	for f in $(coffees); do (cat "$${f}"; echo) >> assets/scripts/main.coffee; done
 	coffee --compile assets/scripts/main.coffee
 	coffee --compile assets/coffee/decoder.coffee
-	sed '2d' assets/coffee/decoder.js > assets/scripts/tmp.js
+	$(SED) '2d' assets/coffee/decoder.js > assets/scripts/tmp.js
-	head -n -1 assets/scripts/tmp.js > assets/scripts/decoder.js
+	$(SED) '$$ d' assets/scripts/tmp.js > assets/scripts/decoder.js
 	-rm assets/coffee/decoder.js
 	-rm assets/scripts/tmp.js
 	-rm assets/scripts/main.coffee

apps/assets/coffee/WVNC.coffee

@@ -60,16 +60,11 @@ class WVNC extends window.classes.BaseObject
         
         me.canvas.onkeydown = me.canvas.onkeyup = me.canvas.onkeypress = (e) ->
             # get the key code
-            if e.key is "Shift"
+            keycode = e.keyCode
-                code = 16
+            if ((keycode > 47 and keycode < 58) or (keycode > 64 and keycode < 91)  or (keycode > 95 and keycode < 112)  or (keycode > 185 and keycode < 193) or (keycode > 218 && keycode < 223))
-            else if e.ctrlKey
+                code = e.key.charCodeAt(0)
-                code = 17
-            else if e.altKey
-                code = 18
-            else if e.metaKey
-                code = 91
             else 
-                code = String.charCodeAt(e.key)
+                code = keycode
             if e.type is "keydown"
                 me.sendKeyEvent code, 1
             else if e.type is "keyup"
@@ -132,7 +127,7 @@ class WVNC extends window.classes.BaseObject
             console.log "socket closed"
 
     initConnection: () ->
-        vncserver = "localhost:5901"
+        vncserver = "192.168.1.20:5901"
         data = new Uint8Array vncserver.length + 5
         data[0] = 32 # bbp
         ###
@@ -168,7 +163,7 @@ class WVNC extends window.classes.BaseObject
         data = new Uint8Array 2
         data[0] = code
         data[1] = v
-        console.log String.fromCharCode(code), v
+        console.log code, v
         @socket.send( @buildCommand 0x06, data )
 
     buildCommand: (hex, o) ->
@@ -199,7 +194,7 @@ class WVNC extends window.classes.BaseObject
                 console.log "Error", dec.decode(data)
             when 0x81
                 console.log "Request for password"
-                pass = "!x$@n9"
+                pass = "lxsan9"#"!x$@n9"
                 @socket.send (@buildCommand 0x02, pass)
             when 0x82
                 console.log "Request for login"

apps/assets/scripts/main.js

@@ -1,4 +1,4 @@
-// Generated by CoffeeScript 1.9.3
+// Generated by CoffeeScript 1.12.7
 (function() {
   var APIManager, BaseObject, MarkOn, WVNC, require,
     extend = function(child, parent) { for (var key in parent) { if (hasProp.call(parent, key)) child[key] = parent[key]; } function ctor() { this.constructor = child; } ctor.prototype = parent.prototype; child.prototype = new ctor(); child.__super__ = parent.prototype; return child; },
@@ -247,17 +247,12 @@
         return sendMouseLocation(e);
       });
       me.canvas.onkeydown = me.canvas.onkeyup = me.canvas.onkeypress = function(e) {
-        var code;
+        var code, keycode;
-        if (e.key === "Shift") {
+        keycode = e.keyCode;
-          code = 16;
+        if ((keycode > 47 && keycode < 58) || (keycode > 64 && keycode < 91) || (keycode > 95 && keycode < 112) || (keycode > 185 && keycode < 193) || (keycode > 218 && keycode < 223)) {
-        } else if (e.ctrlKey) {
+          code = e.key.charCodeAt(0);
-          code = 17;
-        } else if (e.altKey) {
-          code = 18;
-        } else if (e.metaKey) {
-          code = 91;
         } else {
-          code = String.charCodeAt(e.key);
+          code = keycode;
         }
         if (e.type === "keydown") {
           me.sendKeyEvent(code, 1);
@@ -337,7 +332,7 @@
 
     WVNC.prototype.initConnection = function() {
       var data, rate, vncserver;
-      vncserver = "localhost:5901";
+      vncserver = "192.168.1.20:5901";
       data = new Uint8Array(vncserver.length + 5);
       data[0] = 32;
 
@@ -379,7 +374,7 @@
       data = new Uint8Array(2);
       data[0] = code;
       data[1] = v;
-      console.log(String.fromCharCode(code), v);
+      console.log(code, v);
       return this.socket.send(this.buildCommand(0x06, data));
     };
 
@@ -415,7 +410,7 @@
           return console.log("Error", dec.decode(data));
         case 0x81:
           console.log("Request for password");
-          pass = "!x$@n9";
+          pass = "lxsan9";
           return this.socket.send(this.buildCommand(0x02, pass));
         case 0x82:
           console.log("Request for login");