added README, auto-advance works

Author: [email protected]

README

@@ -0,0 +1,8 @@
+GoPlayer, an HTML5 and Go-based music player
+
+I have a large music collection on a machine at home,
+and I want to be able to listen to that music at work.
+This is my solution to that problem.
+
+Andrew Gerrand <[email protected]>
+

index.html

@@ -22,20 +22,24 @@
 	overflow: hidden;
 	margin-bottom: 2px; 
 }
-#browser a:hover, #playlist a:hover { background: #200A46; color: white; }
 #browser { background: #8C9A20; }
 #browser a.dir { background: #BECD53; color: black; }
 #browser a.file { background: #5A640A; color: white; }
 #playlist { background: #881C46; }
 #playlist a { background: #C44F7C; }
 #playlist a.playing { background: #3B1E6C; color: white; }
+#browser a:hover, #playlist a:hover { background: #200A46; color: white; }
+#controls { margin-top: 10px; }
+#addall { cursor: pointer; background: #eee; padding: 5px; border-radius: 5px; }
 </style>
 <script src="http://www.google.com/jsapi" type="text/javascript"></script>
 <script type="text/javascript">
 var root = "/f/";
 var path = [];
 function init() {
 	load(path);
+	$('#player').bind('ended', next);
+	$('#addall').click(addAll);
 }
 function load(path)  {
 	$.ajax({
@@ -85,6 +89,11 @@
 		.click(function(e) { play(e.target); });
 	if (playnow) $d.click();
 }
+function addAll() {
+	$('#browser a.file').each(function(i, e) {
+		addToPlaylist($(e).data('file'));
+	});
+}
 function play(el) {
 	var name = $(el).data('file').Name;
 	var url = root+path.join('/')+'/'+name;
@@ -106,5 +115,8 @@
 </audio>
 <div id="browser"></div>
 <div id="playlist"></div>
+<div id="controls">
+<a id="addall">Add all to playlist</div>
+</div>
 </body>
 </html>

player.go

@@ -3,8 +3,12 @@ package main
 import (
 	"flag"
 	"http"
+	"io"
 	"json"
 	"os"
+	"mime"
+	"path"
+	"strconv"
 )
 
 const (
@@ -38,7 +42,18 @@ func File(w http.ResponseWriter, r *http.Request) {
 		serveDirectory(fn, w, r)
 		return
 	}
-	http.ServeFile(w, r, fn)
+	f, err := os.Open(fn, os.O_RDONLY, 0)
+	if err != nil {
+		http.Error(w, err.String(), http.StatusInternalServerError)
+		return
+	}
+	t := mime.TypeByExtension(path.Ext(fn))
+	if t == "" {
+		t = "application/octet-stream"
+	}
+	w.SetHeader("Content-Type", t)
+	w.SetHeader("Content-Length", strconv.Itoa64(fi.Size))
+	io.Copy(w, f)
 }
 
 func serveDirectory(fn string, w http.ResponseWriter, r *http.Request) {