From: Roman Bazalevsky <rvb@rvb.name>
Date: Wed, 28 Sep 2016 16:50:21 +0000 (+0300)
Subject: Веб-интерфейс к MPD.
X-Git-Url: https://git.rvb.name/mpd-web.git/commitdiff_plain/e05325ceb8b812fc40b7c3475c59602dde9efdae?ds=sidebyside

Веб-интерфейс к MPD.

Серверная часть - PHP + libmpc.

Клиентская часть - AJAX без библиотек.
---

e05325ceb8b812fc40b7c3475c59602dde9efdae
diff --git a/ajax/command.php b/ajax/command.php
new file mode 100644
index 0000000..25567a4
--- /dev/null
+++ b/ajax/command.php
@@ -0,0 +1,8 @@
+<?php
+
+$task=$_REQUEST['task'];
+
+include('mpd.php');
+include('../model/player.php')
+
+?>
diff --git a/ajax/editplaylist.php b/ajax/editplaylist.php
new file mode 100644
index 0000000..b7e8bf4
--- /dev/null
+++ b/ajax/editplaylist.php
@@ -0,0 +1,72 @@
+<?php
+
+function escapePhpString($target) {
+    $replacements = array(
+            "'" => '\\\'',
+            "\\" => '\\\\',
+            "\r\n" => "\\r\\n",
+            "\n" => "\\n"
+    );
+    return strtr($target, $replacements);
+}
+
+include('mpd.php');
+$dir = $_REQUEST['dir'];
+
+?>
+  <div id="playlist_menu">
+	<table>
+		<tr>
+			<td><span class="button" onclick="RefreshPlaylist()"><img width="20" src="images/playlist.png"></span><td>
+			<td><span class="button" onclick="PlaylistEditCommand('addall','<?php echo escapePhpString($dir);?>')" ><img width="20" src="images/addall.png"></span><td>
+			<td><span class="button" onclick="PlaylistEditItemsCommand('addselected','<?php echo escapePhpString($dir);?>')"><img width="20" src="images/addselected.png"></span><td>
+		</tr>
+	</table>
+  </div>
+  <div id="items">
+    <table>
+    <tr id="items_heading">
+	<td></td><td>Title</td><th colspan="2">Control</th>
+    </tr>
+    <?php
+      $dirs=$mpd->GetDir($dir);
+    ?>
+      <tr id="home"><td></td><td><span class="button" onclick="EditPlayList('<?php echo escapePhpString(cut_upperDir($dir));?>')"><img width="20" src="images/left.png"></span></td><td></td><td></td>
+
+     <?php for($i=0;$i<count($dirs);$i++) {?>
+      <tr id="item<?php if($i%2==0) { echo "Even";}else{echo "Odd";}?>">
+	  <td id="track_number"> <a name="<?php echo $i;?>"></a></td>
+  	  <?php if($dirs[$i]['type']=="directory") {?>
+		<td id="file"><span class="button" onclick="EditPlayList('<?php echo escapePhpString($dirs[$i]['name']);?>')"><?php
+			if ($dirs[$i]['name']==$dirs[$i]['title']) {
+				echo htmlentities(cut_lastDir($dirs[$i]['name']));
+			} else {
+				echo htmlentities($dirs[$i]['title']);
+			}
+		?></span></td><td><span class="button" onclick="PlaylistEditCommand('adddir','<?php echo escapePhpString($dirs[$i]['name']);?>')"><img width="15" src="images/plus.png"></span></td>
+	  <?php } else {?>
+		<td id="file"><?php
+			if ($dirs[$i]['name']==$dirs[$i]['title']) { 
+				echo htmlentities(cut_file($dirs[$i]['name']));
+			} else {
+				echo htmlentities($dirs[$i]['title']);
+			}
+		?></td><td><span class="button" onclick="PlaylistEditCommand('addfile','<?php echo escapePhpString($dirs[$i]['name']);?>')"><img width="15" src="images/plus.png"></span></td>
+	  <?php } ?>
+	  <td id="checkbox"><input type="checkbox" name="itemlist[]" value="<?php echo $i;?>"></td>
+      </tr>
+    <?php
+      }
+    ?>
+    </table>
+  </div>
+
+   <div id="playlist_menu">
+        <table>
+                <tr>
+			<td><span class="button" onclick="RefreshPlaylist()"><img width="20" src="images/playlist.png"></span><td>
+			<td><span class="button" onclick="PlaylistEditCommand('addall','<?php echo escapePhpString($dir);?>')" ><img width="20" src="images/addall.png"></span><td>
+			<td><span class="button" onclick="PlaylistEditItemsCommand('addselected','<?php echo escapePhpString($dir);?>')"><img width="20" src="images/addselected.png"></span><td>
+		</tr>
+        </table>
+  </div>
diff --git a/ajax/mpd.js b/ajax/mpd.js
new file mode 100644
index 0000000..5d64a92
--- /dev/null
+++ b/ajax/mpd.js
@@ -0,0 +1,198 @@
+
+function RefreshNowPlaying() {
+
+var req = new XMLHttpRequest();
+
+req.onreadystatechange = function () {
+  if (this.readyState != 4 || this.status != 200) return;
+  document.getElementById('nowplaying_content').innerHTML=this.responseText;
+  document.title='MPD Player: '+this.responseText;
+};
+
+req.open("GET", "ajax/trackinfo.php", true);
+req.send();
+
+}
+
+function RefreshPlayerState() {
+
+var req = new XMLHttpRequest();
+
+req.onreadystatechange = function () {
+  if (this.readyState != 4 || this.status != 200) return;
+  if (this.responseText=="play") {
+    document.getElementById('playpausebutton').innerHTML="<span onclick=\"Command('pause')\"><img class=\"button\" src=\"images/pause.png\"></span>";
+  } else {
+    document.getElementById('playpausebutton').innerHTML="<span onclick=\"Command('play')\"><img class=\"button\" src=\"images/play.png\"></span>";
+  }
+};
+
+req.open("GET", "ajax/playerstate.php", true);
+req.send();
+
+}
+
+function RefreshRepeatState() {
+
+var req = new XMLHttpRequest();
+
+req.onreadystatechange = function () {
+  if (this.readyState != 4 || this.status != 200) return;
+  if (this.responseText=="1") {
+    document.getElementById('repeatstate').innerHTML="<img src=\"images/repeaton.png\"></a>";
+  } else {
+    document.getElementById('repeatstate').innerHTML="<img src=\"images/repeatoff.png\"></a>";
+  }
+};
+
+req.open("GET", "ajax/repeatstate.php", true);
+req.send();
+
+}
+
+function RefreshVolume() {
+
+var req = new XMLHttpRequest();
+
+req.onreadystatechange = function () {
+  if (this.readyState != 4 || this.status != 200) return;
+  document.getElementById('volume_total').innerHTML="<div id=\"volume_actual\" style=\"width:"+this.responseText+"%\">";
+};
+
+req.open("GET", "ajax/volume.php", true);
+req.send();
+
+}
+
+function RefreshPageStatus() {
+
+  RefreshNowPlaying();
+  RefreshPlayerState();
+  RefreshRepeatState();
+  RefreshVolume();
+
+}
+
+function RefreshPlaylist() {
+
+var req = new XMLHttpRequest();
+
+req.onreadystatechange = function () {
+  if (this.readyState != 4 || this.status != 200) return;
+  document.getElementById('playlist').innerHTML=this.responseText;
+};
+
+req.open("GET", "ajax/playlist.php", true);
+req.send();
+
+}
+
+function EditPlayList(dir) {
+
+var req = new XMLHttpRequest();
+
+req.onreadystatechange = function () {
+  if (this.readyState != 4 || this.status != 200) return;
+  document.getElementById('playlist').innerHTML=this.responseText;
+};
+
+if (!dir) { dir = ''; };
+
+req.open("GET", "ajax/editplaylist.php?dir="+dir, true);
+req.send();
+
+}
+
+function RefreshPageContent() {
+
+  RefreshPageStatus();
+  RefreshPlaylist();
+
+}
+
+function Command(cmd) {
+
+var req = new XMLHttpRequest();
+
+req.onreadystatechange = function () {
+  if (this.readyState != 4 || this.status != 200) return;
+  RefreshPageStatus();
+};
+
+req.open("GET", "ajax/command.php?task="+cmd, true);
+req.send();
+
+}
+
+function PlaylistCommand(cmd,item) {
+
+var req = new XMLHttpRequest();
+
+req.onreadystatechange = function () {
+  if (this.readyState != 4 || this.status != 200) return;
+  RefreshPageContent();
+};
+
+req.open("GET", "ajax/playlist-command.php?item="+item+"&task="+cmd, true);
+req.send();
+
+}
+
+function PlaylistEditCommand(cmd,item) {
+
+var req = new XMLHttpRequest();
+
+req.open("GET", "ajax/playlist-command.php?item="+item+"&task="+cmd, true);
+req.send();
+
+}
+
+
+function PlaylistItemsCommand(cmd) {
+
+var req = new XMLHttpRequest();
+
+var selected = [].filter.call(document.getElementsByName('itemlist[]'), function(c) {
+  return c.checked;
+}).map(function(c) {
+  return c.value;
+});
+  
+req.onreadystatechange = function () {
+  if (this.readyState != 4 || this.status != 200) return;
+  RefreshPageContent();
+};
+
+params=selected.map(function(el) {
+        //Map each field into a name=value string, make sure to properly escape!
+        return 'itemlist[]=' + encodeURIComponent(el);
+    }).join('&');
+
+req.open("POST", "ajax/playlist-command.php?task="+cmd, true);
+req.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
+req.send(params);
+
+}
+
+function PlaylistEditItemsCommand(cmd,dir) {
+
+var req = new XMLHttpRequest();
+
+var selected = [].filter.call(document.getElementsByName('itemlist[]'), function(c) {
+  return c.checked;
+}).map(function(c) {
+  return c.value;
+});
+  
+params=selected.map(function(el) {
+        //Map each field into a name=value string, make sure to properly escape!
+        return 'itemlist[]=' + encodeURIComponent(el);
+    }).join('&');
+
+req.open("POST", "ajax/playlist-command.php?dir="+dir+"&task="+cmd, true);
+req.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
+req.send(params);
+
+}
+
+// setInterval(RefreshPageStatus, 5000);
diff --git a/ajax/mpd.php b/ajax/mpd.php
new file mode 100644
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--- /dev/null
+++ b/ajax/mpd.php
@@ -0,0 +1,14 @@
+<?php
+
+include('../config/config.php');
+include('../system/mpd_class.php');
+include('../system/helper.php');
+
+$mpd = new mpd($mpd_host,$mpd_port,$mpd_password);
+
+if($mpd->connected != 1){
+        echo "Not Connected to Server";
+        exit(1);
+}
+
+?>
diff --git a/ajax/playerstate.php b/ajax/playerstate.php
new file mode 100644
index 0000000..c4735a3
--- /dev/null
+++ b/ajax/playerstate.php
@@ -0,0 +1,7 @@
+<?php
+
+include('mpd.php');
+
+echo $mpd->state;
+
+?>
diff --git a/ajax/playlist-command.php b/ajax/playlist-command.php
new file mode 100644
index 0000000..19344da
--- /dev/null
+++ b/ajax/playlist-command.php
@@ -0,0 +1,9 @@
+<?php
+
+$task=$_REQUEST['task'];
+$item=$_REQUEST['item'];
+
+include('mpd.php');
+include('../model/tracklist.php')
+
+?>
diff --git a/ajax/playlist.php b/ajax/playlist.php
new file mode 100644
index 0000000..78fe8ad
--- /dev/null
+++ b/ajax/playlist.php
@@ -0,0 +1,50 @@
+<?php
+
+include('mpd.php');
+
+$cur_track= $mpd->current_track_id;
+$playlist= $mpd->playlist;
+?>
+<div id="playlist">
+<?php include("../view/default/tmpl/playlistmenu.php"); ?>
+<div id="items">
+    <table>
+    <tr id="items_heading">
+	<td></td><td>Title</td><th colspan="4">Controls</th>
+    </tr>
+    <?php
+      for($i=0;$i<count($playlist);$i++) {
+    ?>
+      <tr id="item<?php if($cur_track == $i){echo "Active";} elseif($i%2==0) { echo "Even";}else{echo "Odd";}?>">
+	  <td id="track_number">
+		<a name="<?php echo $i;?>"></a></td>
+          </td>
+  	  <td id="file">
+		  <span class="button" onclick="PlaylistCommand('playitem',<?php echo $i;?>)"><?php
+			if ($playlist[$i]['name']==$playlist[$i]['title']) { 
+				echo htmlentities(cut_file($playlist[$i]['name']));
+			} else {
+				echo htmlentities($playlist[$i]['title']);
+			}
+		?></span>
+	  </td>
+	  <td id="move">
+          	 <span class="button" onclick="PlaylistCommand('moveup',<?php echo $i;?>)"><img width="15" src="images/up.png"></span>
+          </td>
+	  <td id="move">
+          	 <span class="button" onclick="PlaylistCommand('movedown',<?php echo $i;?>)"><img width="15" src="images/down.png"></span>
+          </td>
+	  <td id="remove">
+          	 <span class="button" onclick="PlaylistCommand('remove',<?php echo $i;?>)"><img width="15" src="images/remove.png"></span>
+	  </td>
+	  <td id="check">
+		  <input type="checkbox" name="itemlist[]" value="<?php echo $i;?>">
+	  </td>
+      </tr>
+    <?php
+      }
+    ?>
+    </table>
+</div>
+<?php include("../view/default/tmpl/playlistmenu.php"); ?>
+</div>
diff --git a/ajax/repeatstate.php b/ajax/repeatstate.php
new file mode 100644
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--- /dev/null
+++ b/ajax/repeatstate.php
@@ -0,0 +1,7 @@
+<?php
+
+include('mpd.php');
+
+echo $mpd->repeat;
+
+?>
diff --git a/ajax/trackinfo.php b/ajax/trackinfo.php
new file mode 100644
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--- /dev/null
+++ b/ajax/trackinfo.php
@@ -0,0 +1,17 @@
+<?php
+
+include('mpd.php');
+
+$cur_track= $mpd->current_track_id;
+$playlist= $mpd->playlist;
+if($cur_track !=-1)
+
+    if ($playlist[$cur_track]['name']==$playlist[$cur_track]['title']) {
+        echo htmlentities(cut_file($playlist[$cur_track]['name']));
+    } else {
+        echo htmlentities($playlist[$cur_track]['title']);
+    }
+else 
+    echo "No Track selected";
+
+?>
diff --git a/ajax/volume.php b/ajax/volume.php
new file mode 100644
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--- /dev/null
+++ b/ajax/volume.php
@@ -0,0 +1,7 @@
+<?php
+
+include('mpd.php');
+
+echo $mpd->volume;
+
+?>
diff --git a/config/config.php b/config/config.php
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--- /dev/null
+++ b/config/config.php
@@ -0,0 +1,7 @@
+<?php
+
+$mpd_host ="localhost";
+$mpd_port = "6600";
+$mpd_password = "mypassword"
+
+?>
diff --git a/css/general.css b/css/general.css
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+++ b/css/general.css
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+/*
+#525356
+*/
+
+
+
+* {
+	margin:0;
+}
+
+body {
+	text-align: center;
+	font-family:arial,sans-serif;
+	margin-top: 15px;
+	margin-bottom: 15px;
+	color:#AEAEAE;
+}
+
+a {
+	text-decoration:none;
+	color: #AEAEAE;
+}
+
+table
+{
+    border-style:none;
+    padding:0px;
+    border-collapse: collapse;
+    border-spacing: 0;
+
+}
+
+img{
+	border:0px;
+	margin: 2px 2px 2px 2px;
+}
+
+button
+{
+background  : none;
+cursor  : pointer;
+border: 0px;
+margin      : 0px;
+padding     : 0px;
+}
+
+.button
+{
+cursor  : pointer;
+}
+
+#heading_tbl {
+	width: 400px
+}
+
+#frame {
+	text-align: left;
+	border: 1px solid #000;
+	width: 400px;
+	background:url(../images/bg.png) no-repeat #251616;
+	margin: 0 auto;
+}
+
+
+#nowplaying_heading {
+	font-size: 1.3em;
+	font-wieght: bold;
+	height: 30px;	
+	background: url(../images/control_bg.png) repeat-x;
+	border-bottom: 1px solid #525356;
+}
+
+#nowplaying_content {
+	margin: 10px 5px 10px 5px;
+	text-align: center;
+	border: 1px solid #525356;
+	width: 380px;
+	padding: 30px 0px 30px 0px;
+	background:url(../images/playing_bg.png);
+	font-weight: bold;
+	color: #fff;	
+}
+
+#control_buttons {
+	text-align:center;
+	width: 390px;
+	margin: 10px 5px 10px 5px;
+}
+
+#control_buttons table {
+	margin-left:auto; 
+    	margin-right:auto;
+}
+
+
+#control_volume {
+	text-align:center;
+	width: 390px;
+	margin: 10px 5px 10px 5px;
+}
+
+#control_volume table {
+	margin-left:auto; 
+    	margin-right:auto;
+}
+
+#playlist_menu {
+        font-wieght: bold;
+        height: 24px;
+        background: url(../images/control_bg.png) repeat-x;
+        border-top: 2px solid #525356;
+	margin-top:5px;
+	margin-bottom:5px;
+}
+
+#items_heading {
+	text-align: center;
+	font-size: 1.0em;
+	font-weight:bold;
+	border-bottom: 1px solid #525356;
+	border-top: 1px solid #525356;
+	background-color:  #333;
+}
+
+#home {
+	text-align: left;
+        font-size: 1.0em;
+        font-weight:bold;
+	border-bottom: 3px solid #525356;
+        background-color: #251616;
+}
+
+#items {
+	font-size: 0.9em;
+	text-align: center;
+	min-height: 400px;
+	background:url(../images/playing_bg.png);
+}
+
+#items table {
+	width: 390px;
+	margin: 0px 5px 0px 5px;
+	border: 1px solid  #525356;
+}
+
+#file {
+	text-align: left;
+	width: 100%;
+
+}
+
+
+#itemEven{
+	background-color: #251616;
+
+}
+
+#itemOdd{
+        background-color: #333;
+}
+
+#itemActive {
+	background: url(../images/playing_bg.png);
+	color: #fff;
+}
+
+#itemActive a {
+	color: #fff;
+}
+
+
+#move img {
+	margin: 1px 1px 1px 1px;
+}
+
+#remove img {
+        margin: 1px 1px 1px 1px;
+}
+
+
+#volume_total {
+	width: 100px;
+	border: 1px solid #525356;
+	height: 5px;
+}
+
+
+#volume_actual {
+	background-color: #d9600c;
+	height:5px;
+}
+
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diff --git a/images/stop.png b/images/stop.png
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diff --git a/images/up.png b/images/up.png
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diff --git a/images/update.png b/images/update.png
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diff --git a/index.php b/index.php
new file mode 100644
index 0000000..40c64d8
--- /dev/null
+++ b/index.php
@@ -0,0 +1,17 @@
+<?php
+include('config/config.php');
+include('system/mpd_class.php');
+include('system/helper.php');
+
+$mpd = new mpd($mpd_host,$mpd_port,$mpd_password);
+
+if($mpd->connected != 1){
+	echo "Not Connected to Server";
+	exit(1);
+}
+
+$task=$_REQUEST['task'];
+
+include('view/default/view.php');
+
+?>
diff --git a/model/player.php b/model/player.php
new file mode 100644
index 0000000..ff3fc0d
--- /dev/null
+++ b/model/player.php
@@ -0,0 +1,44 @@
+<?php
+
+switch($task) {
+
+	case("play"):
+		$mpd->Play();
+		break;
+
+	case("prev"):
+		$mpd->Previous();
+		break;
+
+	case("pause"):
+		$mpd->Pause();
+		break;
+
+	case("stop"):
+		$mpd->Stop();
+		break;
+
+	case("next"):
+                $mpd->Next();
+                break;
+
+	case("vold"):
+                $mpd->AdjustVolume(-3);
+                break;
+	case("volu"):
+                $mpd->AdjustVolume(+3);
+                break;
+
+	case("update"):
+                $mpd->DBRefresh();
+                break;
+
+	case("repeat"):
+		$repeat = $mpd->repeat;
+		if($repeat==1)
+			$mpd->SetRepeat(0);
+		else
+			$mpd->SetRepeat(1);
+		break;
+}
+?>
diff --git a/model/tracklist.php b/model/tracklist.php
new file mode 100644
index 0000000..798ca01
--- /dev/null
+++ b/model/tracklist.php
@@ -0,0 +1,100 @@
+<?php
+
+function addDir($item,$mpd) {
+	$opendirs[] = $item;
+      	$count=0;
+      	while($count != count($opendirs)){
+        	$current = $opendirs[$count];
+        	$count++;
+
+        	$files = $mpd->GetDir($current);
+        	for($i=0;$i<count($files);$i++) {
+                	if($files[$i]['type']=="directory") {
+                        	$opendirs[]=$files[$i]['name'];
+                	} else {
+                        	$mpd->PLAdd($files[$i]['name']);
+                	}
+
+        	}
+	}	
+}
+
+switch($task) {
+
+  case("remove"):
+    if($item != null)
+      $mpd->PLRemove($item);
+    break;
+
+
+   case("clear"):
+     $mpd->PLClear();
+     break;
+
+   case("playitem"):
+     if($item != null){
+       $mpd->SkipTo($item);
+      }
+      break;
+
+   case("addfile"):
+      $mpd->PLAdd($item);
+      break;
+
+   case("adddir"):
+      addDir($item,$mpd);
+      break;
+      
+
+    case("moveup"):
+       if($item !=0) {
+           $mpd->Move($item,$item-1);
+       }
+       break;
+
+    case("movedown"):
+       if($item !=count($mpd->playlist)-1) {
+           $mpd->Move($item,$item+1);
+       }
+       break;
+
+
+     case("removeselected"):
+	$items=$_POST['itemlist'];
+	for($i=0;$i<count($items);$i++){
+	  $mpd->PLRemove($items[$i]-$i);
+	}
+	break;
+
+
+	case("addselected"):
+		$items=$_POST['itemlist'];
+		$dir=$_REQUEST['dir'];
+		$files = $mpd->GetDir($dir);
+                for($i=0;$i<count($items);$i++) {
+                        if($files[$items[$i]]['type']=="directory") {
+                                addDir($files[$items[$i]]['name'],$mpd);
+                        } else {
+                                $mpd->PLAdd($files[$items[$i]]['name']);
+                        }
+                }
+		break;
+
+	case("addall"):
+                $dir=$_REQUEST['item'];
+                $files = $mpd->GetDir($dir);
+                for($i=0;$i<count($files);$i++) {
+                        if($files[$i]['type']=="directory") {
+                                addDir($files[$i]['name'],$mpd);
+                        } else {
+                                $mpd->PLAdd($files[$i]['name']);
+                        }
+                }
+                break;
+
+
+
+}
+
+
+?>
diff --git a/system/helper.php b/system/helper.php
new file mode 100644
index 0000000..10009e4
--- /dev/null
+++ b/system/helper.php
@@ -0,0 +1,35 @@
+<?php
+
+function cut_file($str) {
+	$result=array();
+	$result=preg_split("/\//",$str);
+        //print_r($result);
+	return $result[count($result)-1];
+}
+
+
+function cut_lastDir($str) {
+        $result=array();
+        $result=preg_split("/\//",$str);
+	//print_r($result);
+        return $result[count($result)-1];
+}
+
+
+function cut_firstDir($str) {
+        $result=array();
+        preg_match("/([^\/]+)\//",$str,$result);
+
+	//print_r($result);
+        return $result[1];
+}
+
+function cut_upperDir($str) {
+        $result=array();
+        preg_match("/(.*)\/([^\/]*)/",$str,$result);
+
+	//print_r($result);
+        return $result[1];
+}
+
+?>
diff --git a/system/mpd_class.php b/system/mpd_class.php
new file mode 100644
index 0000000..8ffddcd
--- /dev/null
+++ b/system/mpd_class.php
@@ -0,0 +1,976 @@
+<?php
+/*
+ *  mpd.class.php - PHP Object Interface to the MPD Music Player Daemon
+ *  Version 1.2, Released 05/05/2004
+ *  Copyright (C) 2003-2004  Benjamin Carlisle (bcarlisle@24oz.com)
+ *  http://mpd.24oz.com/ | http://www.musicpd.org/
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */ 
+
+// Create common command definitions for MPD to use
+define("MPD_CMD_STATUS",      "status");
+define("MPD_CMD_STATISTICS",  "stats");
+define("MPD_CMD_VOLUME",      "volume");
+define("MPD_CMD_SETVOL",      "setvol");
+define("MPD_CMD_PLAY",        "play");
+define("MPD_CMD_STOP",        "stop");
+define("MPD_CMD_PAUSE",       "pause");
+define("MPD_CMD_NEXT",        "next");
+define("MPD_CMD_PREV",        "previous");
+define("MPD_CMD_PLLIST",      "playlistinfo");
+define("MPD_CMD_PLADD",       "add");
+define("MPD_CMD_PLREMOVE",    "delete");
+define("MPD_CMD_PLCLEAR",     "clear");
+define("MPD_CMD_PLSHUFFLE",   "shuffle");
+define("MPD_CMD_PLLOAD",      "load");
+define("MPD_CMD_PLSAVE",      "save");
+define("MPD_CMD_KILL",        "kill");
+define("MPD_CMD_REFRESH",     "update");
+define("MPD_CMD_REPEAT",      "repeat");
+define("MPD_CMD_LSDIR",       "lsinfo");
+define("MPD_CMD_SEARCH",      "search");
+define("MPD_CMD_START_BULK",  "command_list_begin");
+define("MPD_CMD_END_BULK",    "command_list_end");
+define("MPD_CMD_FIND",        "find");
+define("MPD_CMD_RANDOM",      "random");
+define("MPD_CMD_SEEK",        "seek");
+define("MPD_CMD_PLSWAPTRACK", "swap");
+define("MPD_CMD_PLMOVETRACK", "move");
+define("MPD_CMD_PASSWORD",    "password");
+define("MPD_CMD_TABLE",       "list");
+
+// Predefined MPD Response messages
+define("MPD_RESPONSE_ERR", "ACK");
+define("MPD_RESPONSE_OK",  "OK");
+
+// MPD State Constants
+define("MPD_STATE_PLAYING", "play");
+define("MPD_STATE_STOPPED", "stop");
+define("MPD_STATE_PAUSED",  "pause");
+
+// MPD Searching Constants
+define("MPD_SEARCH_ARTIST", "artist");
+define("MPD_SEARCH_TITLE",  "title");
+define("MPD_SEARCH_ALBUM",  "album");
+
+// MPD Cache Tables
+define("MPD_TBL_ARTIST","artist");
+define("MPD_TBL_ALBUM","album");
+
+class mpd {
+	// TCP/Connection variables
+	var $host;
+	var $port;
+    var $password;
+
+	var $mpd_sock   = NULL;
+	var $connected  = FALSE;
+
+	// MPD Status variables
+	var $mpd_version    = "(unknown)";
+
+	var $state;
+	var $current_track_position;
+	var $current_track_length;
+	var $current_track_id;
+	var $volume;
+	var $repeat;
+	var $random;
+
+	var $uptime;
+	var $playtime;
+	var $db_last_refreshed;
+	var $num_songs_played;
+	var $playlist_count;
+	
+	var $num_artists;
+	var $num_albums;
+	var $num_songs;
+	
+	var $playlist		= array();
+
+	// Misc Other Vars	
+	var $mpd_class_version = "1.2";
+
+	var $debugging   = FALSE;    // Set to TRUE to turn extended debugging on.
+	var $errStr      = "";       // Used for maintaining information about the last error message
+
+	var $command_queue;          // The list of commands for bulk command sending
+
+    // =================== BEGIN OBJECT METHODS ================
+
+	/* mpd() : Constructor
+	 * 
+	 * Builds the MPD object, connects to the server, and refreshes all local object properties.
+	 */
+	function mpd($srv,$port,$pwd = NULL) {
+		$this->host = $srv;
+		$this->port = $port;
+        $this->password = $pwd;
+
+		$resp = $this->Connect();
+		if ( is_null($resp) ) {
+            $this->errStr = "Could not connect";
+			return;
+		} else {
+			list ( $this->mpd_version ) = sscanf($resp, MPD_RESPONSE_OK . " MPD %s\n");
+            if ( ! is_null($pwd) ) {
+                if ( is_null($this->SendCommand(MPD_CMD_PASSWORD,$pwd)) ) {
+                    $this->connected = FALSE;
+                    return;  // bad password or command
+                }
+    			if ( is_null($this->RefreshInfo()) ) { // no read access -- might as well be disconnected!
+                    $this->connected = FALSE;
+                    $this->errStr = "Password supplied does not have read access";
+                    return;
+                }
+            } else {
+    			if ( is_null($this->RefreshInfo()) ) { // no read access -- might as well be disconnected!
+                    $this->connected = FALSE;
+                    $this->errStr = "Password required to access server";
+                    return; 
+                }
+            }
+		}
+	}
+
+	/* Connect()
+	 * 
+	 * Connects to the MPD server. 
+     * 
+	 * NOTE: This is called automatically upon object instantiation; you should not need to call this directly.
+	 */
+	function Connect() {
+		if ( $this->debugging ) echo "mpd->Connect() / host: ".$this->host.", port: ".$this->port."\n";
+		$this->mpd_sock = fsockopen($this->host,$this->port,$errNo,$errStr,10);
+		if (!$this->mpd_sock) {
+			$this->errStr = "Socket Error: $errStr ($errNo)";
+			return NULL;
+		} else {
+			while(!feof($this->mpd_sock)) {
+				$response =  fgets($this->mpd_sock,1024);
+				if (strncmp(MPD_RESPONSE_OK,$response,strlen(MPD_RESPONSE_OK)) == 0) {
+					$this->connected = TRUE;
+					return $response;
+					break;
+				}
+				if (strncmp(MPD_RESPONSE_ERR,$response,strlen(MPD_RESPONSE_ERR)) == 0) {
+					$this->errStr = "Server responded with: $response";
+					return NULL;
+				}
+			}
+			// Generic response
+			$this->errStr = "Connection not available";
+			return NULL;
+		}
+	}
+
+	/* SendCommand()
+	 * 
+	 * Sends a generic command to the MPD server. Several command constants are pre-defined for 
+	 * use (see MPD_CMD_* constant definitions above). 
+	 */
+	function SendCommand($cmdStr,$arg1 = "",$arg2 = "") {
+		if ( $this->debugging ) echo "mpd->SendCommand() / cmd: ".$cmdStr.", args: ".$arg1." ".$arg2."\n";
+		
+		if ( ! $this->connected ) {
+			echo "mpd->SendCommand() / Error: Not connected\n";
+		} else {
+			// Clear out the error String
+			$this->errStr = "";
+			$respStr = "";
+
+			// Check the command compatibility:
+			if ( ! $this->_checkCompatibility($cmdStr) ) {
+				echo "Not compatible command!";
+				return NULL;
+			}
+
+			if (strlen($arg1) > 0) $cmdStr .= " \"$arg1\"";
+
+			if (strlen($arg2) > 0) $cmdStr .= " \"$arg2\"";
+			if ( $this->debugging ) echo "mpd-> ".$cmdStr."\n";
+			fputs($this->mpd_sock,"$cmdStr\n");
+			while(!feof($this->mpd_sock)) {
+				$response = fgets($this->mpd_sock,1024);
+				if ( $this->debugging ) echo "mpd.response-> ".$response."\n";
+
+				// An OK signals the end of transmission -- we'll ignore it
+				if (strncmp(MPD_RESPONSE_OK,$response,strlen(MPD_RESPONSE_OK)) == 0) {
+					break;
+				}
+
+				// An ERR signals the end of transmission with an error! Let's grab the single-line message.
+				if (strncmp(MPD_RESPONSE_ERR,$response,strlen(MPD_RESPONSE_ERR)) == 0) {
+					list ( $junk, $errTmp ) = explode(MPD_RESPONSE_ERR . " ",$response );
+					$this->errStr = strtok($errTmp,"\n");
+				}
+
+				if ( strlen($this->errStr) > 0 ) {
+					return NULL;
+				}
+
+				// Build the response string
+				$respStr .= $response;
+			}
+			if ( $this->debugging ) echo "mpd->SendCommand() / response: '".$respStr."'\n";
+		}
+		return $respStr;
+	}
+
+	/* QueueCommand() 
+	 *
+	 * Queues a generic command for later sending to the MPD server. The CommandQueue can hold 
+	 * as many commands as needed, and are sent all at once, in the order they are queued, using 
+	 * the SendCommandQueue() method. The syntax for queueing commands is identical to SendCommand(). 
+     */
+	function QueueCommand($cmdStr,$arg1 = "",$arg2 = "") {
+		if ( $this->debugging ) echo "mpd->QueueCommand() / cmd: ".$cmdStr.", args: ".$arg1." ".$arg2."\n";
+		if ( ! $this->connected ) {
+			echo "mpd->QueueCommand() / Error: Not connected\n";
+			return NULL;
+		} else {
+			if ( strlen($this->command_queue) == 0 ) {
+				$this->command_queue = MPD_CMD_START_BULK . "\n";
+			}
+			if (strlen($arg1) > 0) $cmdStr .= " \"$arg1\"";
+			if (strlen($arg2) > 0) $cmdStr .= " \"$arg2\"";
+
+			$this->command_queue .= $cmdStr ."\n";
+
+			if ( $this->debugging ) echo "mpd->QueueCommand() / return\n";
+		}
+		return TRUE;
+	}
+
+	/* SendCommandQueue() 
+	 *
+	 * Sends all commands in the Command Queue to the MPD server. See also QueueCommand().
+     */
+	function SendCommandQueue() {
+		if ( $this->debugging ) echo "mpd->SendCommandQueue()\n";
+		if ( ! $this->connected ) {
+			echo "mpd->SendCommandQueue() / Error: Not connected\n";
+			return NULL;
+		} else {
+			$this->command_queue .= MPD_CMD_END_BULK . "\n";
+			if ( is_null($respStr = $this->SendCommand($this->command_queue)) ) {
+				return NULL;
+			} else {
+				$this->command_queue = NULL;
+				if ( $this->debugging ) echo "mpd->SendCommandQueue() / response: '".$respStr."'\n";
+			}
+		}
+		return $respStr;
+	}
+
+	/* AdjustVolume() 
+	 *
+	 * Adjusts the mixer volume on the MPD by <modifier>, which can be a positive (volume increase),
+	 * or negative (volume decrease) value. 
+     */
+	function AdjustVolume($modifier) {
+		if ( $this->debugging ) echo "mpd->AdjustVolume()\n";
+		if ( ! is_numeric($modifier) ) {
+			$this->errStr = "AdjustVolume() : argument 1 must be a numeric value";
+			return NULL;
+		}
+
+        $this->RefreshInfo();
+        $newVol = $this->volume + $modifier;
+        $ret = $this->SetVolume($newVol);
+
+		if ( $this->debugging ) echo "mpd->AdjustVolume() / return\n";
+		return $ret;
+	}
+
+	/* SetVolume() 
+	 *
+	 * Sets the mixer volume to <newVol>, which should be between 1 - 100.
+     */
+	function SetVolume($newVol) {
+		if ( $this->debugging ) echo "mpd->SetVolume()\n";
+		if ( ! is_numeric($newVol) ) {
+			$this->errStr = "SetVolume() : argument 1 must be a numeric value";
+			return NULL;
+		}
+
+        // Forcibly prevent out of range errors
+		if ( $newVol < 0 )   $newVol = 0;
+		if ( $newVol > 100 ) $newVol = 100;
+
+        // If we're not compatible with SETVOL, we'll try adjusting using VOLUME
+        if ( $this->_checkCompatibility(MPD_CMD_SETVOL) ) {
+            if ( ! is_null($ret = $this->SendCommand(MPD_CMD_SETVOL,$newVol))) $this->volume = $newVol;
+        } else {
+    		$this->RefreshInfo();     // Get the latest volume
+    		if ( is_null($this->volume) ) {
+    			return NULL;
+    		} else {
+    			$modifier = ( $newVol - $this->volume );
+                if ( ! is_null($ret = $this->SendCommand(MPD_CMD_VOLUME,$modifier))) $this->volume = $newVol;
+    		}
+        }
+
+		if ( $this->debugging ) echo "mpd->SetVolume() / return\n";
+		return $ret;
+	}
+
+	/* GetDir() 
+	 * 
+     * Retrieves a database directory listing of the <dir> directory and places the results into
+	 * a multidimensional array. If no directory is specified, the directory listing is at the 
+	 * base of the MPD music path. 
+	 */
+	function GetDir($dir = "") {
+		if ( $this->debugging ) echo "mpd->GetDir()\n";
+		$resp = $this->SendCommand(MPD_CMD_LSDIR,$dir);
+		$dirlist = $this->_parseFileListResponse($resp);
+		if ( $this->debugging ) echo "mpd->GetDir() / return ".print_r($dirlist)."\n";
+		return $dirlist;
+	}
+
+	/* PLAdd() 
+	 * 
+     * Adds each track listed in a single-dimensional <trackArray>, which contains filenames 
+	 * of tracks to add, to the end of the playlist. This is used to add many, many tracks to 
+	 * the playlist in one swoop.
+	 */
+	function PLAddBulk($trackArray) {
+		if ( $this->debugging ) echo "mpd->PLAddBulk()\n";
+		$num_files = count($trackArray);
+		for ( $i = 0; $i < $num_files; $i++ ) {
+			$this->QueueCommand(MPD_CMD_PLADD,$trackArray[$i]);
+		}
+		$resp = $this->SendCommandQueue();
+		$this->RefreshInfo();
+		if ( $this->debugging ) echo "mpd->PLAddBulk() / return\n";
+		return $resp;
+	}
+
+	/* PLAdd() 
+	 * 
+	 * Adds the file <file> to the end of the playlist. <file> must be a track in the MPD database. 
+	 */
+	function PLAdd($fileName) {
+		if ( $this->debugging ) echo "mpd->PLAdd()\n";
+		if ( ! is_null($resp = $this->SendCommand(MPD_CMD_PLADD,$fileName))) $this->RefreshInfo();
+		if ( $this->debugging ) echo "mpd->PLAdd() / return\n";
+		return $resp;
+	}
+
+	/* PLMoveTrack() 
+	 * 
+	 * Moves track number <origPos> to position <newPos> in the playlist. This is used to reorder 
+	 * the songs in the playlist.
+	 */
+	function PLMoveTrack($origPos, $newPos) {
+		if ( $this->debugging ) echo "mpd->PLMoveTrack()\n";
+		if ( ! is_numeric($origPos) ) {
+			$this->errStr = "PLMoveTrack(): argument 1 must be numeric";
+			return NULL;
+		} 
+		if ( $origPos < 0 or $origPos > $this->playlist_count ) {
+			$this->errStr = "PLMoveTrack(): argument 1 out of range";
+			return NULL;
+		}
+		if ( $newPos < 0 ) $newPos = 0;
+		if ( $newPos > $this->playlist_count ) $newPos = $this->playlist_count;
+		
+		if ( ! is_null($resp = $this->SendCommand(MPD_CMD_PLMOVETRACK,$origPos,$newPos))) $this->RefreshInfo();
+		if ( $this->debugging ) echo "mpd->PLMoveTrack() / return\n";
+		return $resp;
+	}
+
+	/* PLShuffle() 
+	 * 
+	 * Randomly reorders the songs in the playlist.
+	 */
+	function PLShuffle() {
+		if ( $this->debugging ) echo "mpd->PLShuffle()\n";
+		if ( ! is_null($resp = $this->SendCommand(MPD_CMD_PLSHUFFLE))) $this->RefreshInfo();
+		if ( $this->debugging ) echo "mpd->PLShuffle() / return\n";
+		return $resp;
+	}
+
+	/* PLLoad() 
+	 * 
+	 * Retrieves the playlist from <file>.m3u and loads it into the current playlist. 
+	 */
+	function PLLoad($file) {
+		if ( $this->debugging ) echo "mpd->PLLoad()\n";
+		if ( ! is_null($resp = $this->SendCommand(MPD_CMD_PLLOAD,$file))) $this->RefreshInfo();
+		if ( $this->debugging ) echo "mpd->PLLoad() / return\n";
+		return $resp;
+	}
+
+	/* PLSave() 
+	 * 
+	 * Saves the playlist to <file>.m3u for later retrieval. The file is saved in the MPD playlist
+	 * directory.
+	 */
+	function PLSave($file) {
+		if ( $this->debugging ) echo "mpd->PLSave()\n";
+		$resp = $this->SendCommand(MPD_CMD_PLSAVE,$file);
+		if ( $this->debugging ) echo "mpd->PLSave() / return\n";
+		return $resp;
+	}
+
+	/* PLClear() 
+	 * 
+	 * Empties the playlist.
+	 */
+	function PLClear() {
+		if ( $this->debugging ) echo "mpd->PLClear()\n";
+		if ( ! is_null($resp = $this->SendCommand(MPD_CMD_PLCLEAR))) $this->RefreshInfo();
+		if ( $this->debugging ) echo "mpd->PLClear() / return\n";
+		return $resp;
+	}
+
+
+	/* PLMove()
+	*
+	* Move song from pos to the other
+	*/
+  	function Move ($from,$to) {
+		if ( ! is_null($resp = $this->SendCommand(MPD_CMD_PLMOVETRACK,$from,$to))) $this->RefreshInfo();
+		//die(print_r($resp));
+
+	}
+
+
+	/* PLRemove() 
+	 * 
+	 * Removes track <id> from the playlist.
+	 */
+	function PLRemove($id) {
+		if ( $this->debugging ) echo "mpd->PLRemove()\n";
+		if ( ! is_numeric($id) ) {
+			$this->errStr = "PLRemove() : argument 1 must be a numeric value";
+			return NULL;
+		}
+		if ( ! is_null($resp = $this->SendCommand(MPD_CMD_PLREMOVE,$id))) $this->RefreshInfo();
+		if ( $this->debugging ) echo "mpd->PLRemove() / return\n";
+		return $resp;
+	}
+
+	/* SetRepeat() 
+	 * 
+	 * Enables 'loop' mode -- tells MPD continually loop the playlist. The <repVal> parameter 
+	 * is either 1 (on) or 0 (off).
+	 */
+	function SetRepeat($repVal) {
+		if ( $this->debugging ) echo "mpd->SetRepeat()\n";
+		$rpt = $this->SendCommand(MPD_CMD_REPEAT,$repVal);
+		$this->repeat = $repVal;
+		if ( $this->debugging ) echo "mpd->SetRepeat() / return\n";
+		return $rpt;
+	}
+
+	/* SetRandom() 
+	 * 
+	 * Enables 'randomize' mode -- tells MPD to play songs in the playlist in random order. The
+	 * <rndVal> parameter is either 1 (on) or 0 (off).
+	 */
+	function SetRandom($rndVal) {
+		if ( $this->debugging ) echo "mpd->SetRandom()\n";
+		$resp = $this->SendCommand(MPD_CMD_RANDOM,$rndVal);
+		$this->random = $rndVal;
+		if ( $this->debugging ) echo "mpd->SetRandom() / return\n";
+		return $resp;
+	}
+
+	/* Shutdown() 
+	 * 
+	 * Shuts down the MPD server (aka sends the KILL command). This closes the current connection, 
+	 * and prevents future communication with the server. 
+	 */
+	function Shutdown() {
+		if ( $this->debugging ) echo "mpd->Shutdown()\n";
+		$resp = $this->SendCommand(MPD_CMD_SHUTDOWN);
+
+		$this->connected = FALSE;
+		unset($this->mpd_version);
+		unset($this->errStr);
+		unset($this->mpd_sock);
+
+		if ( $this->debugging ) echo "mpd->Shutdown() / return\n";
+		return $resp;
+	}
+
+	/* DBRefresh() 
+	 * 
+	 * Tells MPD to rescan the music directory for new tracks, and to refresh the Database. Tracks 
+	 * cannot be played unless they are in the MPD database.
+	 */
+	function DBRefresh() {
+		if ( $this->debugging ) echo "mpd->DBRefresh()\n";
+		$resp = $this->SendCommand(MPD_CMD_REFRESH);
+		
+		// Update local variables
+		$this->RefreshInfo();
+
+		if ( $this->debugging ) echo "mpd->DBRefresh() / return\n";
+		return $resp;
+	}
+
+	/* Play() 
+	 * 
+	 * Begins playing the songs in the MPD playlist. 
+	 */
+	function Play() {
+		if ( $this->debugging ) echo "mpd->Play()\n";
+		if ( ! is_null($rpt = $this->SendCommand(MPD_CMD_PLAY) )) $this->RefreshInfo();
+		if ( $this->debugging ) echo "mpd->Play() / return\n";
+		return $rpt;
+	}
+
+	/* Stop() 
+	 * 
+	 * Stops playing the MPD. 
+	 */
+	function Stop() {
+		if ( $this->debugging ) echo "mpd->Stop()\n";
+		if ( ! is_null($rpt = $this->SendCommand(MPD_CMD_STOP) )) $this->RefreshInfo();
+		if ( $this->debugging ) echo "mpd->Stop() / return\n";
+		return $rpt;
+	}
+
+	/* Pause() 
+	 * 
+	 * Toggles pausing on the MPD. Calling it once will pause the player, calling it again
+	 * will unpause. 
+	 */
+	function Pause() {
+		if ( $this->debugging ) echo "mpd->Pause()\n";
+		if ( ! is_null($rpt = $this->SendCommand(MPD_CMD_PAUSE) )) $this->RefreshInfo();
+		if ( $this->debugging ) echo "mpd->Pause() / return\n";
+		return $rpt;
+	}
+	
+	/* SeekTo() 
+	 * 
+	 * Skips directly to the <idx> song in the MPD playlist. 
+	 */
+	function SkipTo($idx) { 
+		if ( $this->debugging ) echo "mpd->SkipTo()\n";
+		if ( ! is_numeric($idx) ) {
+			$this->errStr = "SkipTo() : argument 1 must be a numeric value";
+			return NULL;
+		}
+		if ( ! is_null($rpt = $this->SendCommand(MPD_CMD_PLAY,$idx))) $this->RefreshInfo();
+		if ( $this->debugging ) echo "mpd->SkipTo() / return\n";
+		return $idx;
+	}
+
+	/* SeekTo() 
+	 * 
+	 * Skips directly to a given position within a track in the MPD playlist. The <pos> argument,
+	 * given in seconds, is the track position to locate. The <track> argument, if supplied is
+	 * the track number in the playlist. If <track> is not specified, the current track is assumed.
+	 */
+	function SeekTo($pos, $track = -1) { 
+		if ( $this->debugging ) echo "mpd->SeekTo()\n";
+		if ( ! is_numeric($pos) ) {
+			$this->errStr = "SeekTo() : argument 1 must be a numeric value";
+			return NULL;
+		}
+		if ( ! is_numeric($track) ) {
+			$this->errStr = "SeekTo() : argument 2 must be a numeric value";
+			return NULL;
+		}
+		if ( $track == -1 ) { 
+			$track = $this->current_track_id;
+		} 
+		
+		if ( ! is_null($rpt = $this->SendCommand(MPD_CMD_SEEK,$track,$pos))) $this->RefreshInfo();
+		if ( $this->debugging ) echo "mpd->SeekTo() / return\n";
+		return $pos;
+	}
+
+	/* Next() 
+	 * 
+	 * Skips to the next song in the MPD playlist. If not playing, returns an error. 
+	 */
+	function Next() {
+		if ( $this->debugging ) echo "mpd->Next()\n";
+		if ( ! is_null($rpt = $this->SendCommand(MPD_CMD_NEXT))) $this->RefreshInfo();
+		if ( $this->debugging ) echo "mpd->Next() / return\n";
+		return $rpt;
+	}
+
+	/* Previous() 
+	 * 
+	 * Skips to the previous song in the MPD playlist. If not playing, returns an error. 
+	 */
+	function Previous() {
+		if ( $this->debugging ) echo "mpd->Previous()\n";
+		if ( ! is_null($rpt = $this->SendCommand(MPD_CMD_PREV))) $this->RefreshInfo();
+		if ( $this->debugging ) echo "mpd->Previous() / return\n";
+		return $rpt;
+	}
+	
+	/* Search() 
+	 * 
+     * Searches the MPD database. The search <type> should be one of the following: 
+     *        MPD_SEARCH_ARTIST, MPD_SEARCH_TITLE, MPD_SEARCH_ALBUM
+     * The search <string> is a case-insensitive locator string. Anything that contains 
+	 * <string> will be returned in the results. 
+	 */
+	function Search($type,$string) {
+		if ( $this->debugging ) echo "mpd->Search()\n";
+		if ( $type != MPD_SEARCH_ARTIST and
+	         $type != MPD_SEARCH_ALBUM and
+			 $type != MPD_SEARCH_TITLE ) {
+			$this->errStr = "mpd->Search(): invalid search type";
+			return NULL;
+		} else {
+			if ( is_null($resp = $this->SendCommand(MPD_CMD_SEARCH,$type,$string)))	return NULL;
+			$searchlist = $this->_parseFileListResponse($resp);
+		}
+		if ( $this->debugging ) echo "mpd->Search() / return ".print_r($searchlist)."\n";
+		return $searchlist;
+	}
+
+	/* Find() 
+	 * 
+	 * Find() looks for exact matches in the MPD database. The find <type> should be one of 
+	 * the following: 
+     *         MPD_SEARCH_ARTIST, MPD_SEARCH_TITLE, MPD_SEARCH_ALBUM
+     * The find <string> is a case-insensitive locator string. Anything that exactly matches 
+	 * <string> will be returned in the results. 
+	 */
+	function Find($type,$string) {
+		if ( $this->debugging ) echo "mpd->Find()\n";
+		if ( $type != MPD_SEARCH_ARTIST and
+	         $type != MPD_SEARCH_ALBUM and
+			 $type != MPD_SEARCH_TITLE ) {
+			$this->errStr = "mpd->Find(): invalid find type";
+			return NULL;
+		} else {
+			if ( is_null($resp = $this->SendCommand(MPD_CMD_FIND,$type,$string)))	return NULL;
+			$searchlist = $this->_parseFileListResponse($resp);
+		}
+		if ( $this->debugging ) echo "mpd->Find() / return ".print_r($searchlist)."\n";
+		return $searchlist;
+	}
+
+	/* Disconnect() 
+	 * 
+	 * Closes the connection to the MPD server.
+	 */
+	function Disconnect() {
+		if ( $this->debugging ) echo "mpd->Disconnect()\n";
+		fclose($this->mpd_sock);
+
+		$this->connected = FALSE;
+		unset($this->mpd_version);
+		unset($this->errStr);
+		unset($this->mpd_sock);
+	}
+
+	/* GetArtists() 
+	 * 
+	 * Returns the list of artists in the database in an associative array.
+	*/
+	function GetArtists() {
+		if ( $this->debugging ) echo "mpd->GetArtists()\n";
+		if ( is_null($resp = $this->SendCommand(MPD_CMD_TABLE, MPD_TBL_ARTIST)))	return NULL;
+        $arArray = array();
+        
+        $arLine = strtok($resp,"\n");
+        $arName = "";
+        $arCounter = -1;
+        while ( $arLine ) {
+            list ( $element, $value ) = explode(": ",$arLine);
+            if ( $element == "Artist" ) {
+            	$arCounter++;
+            	$arName = $value;
+            	$arArray[$arCounter] = $arName;
+            }
+
+            $arLine = strtok("\n");
+        }
+		if ( $this->debugging ) echo "mpd->GetArtists()\n";
+        return $arArray;
+    }
+
+    /* GetAlbums() 
+	 * 
+	 * Returns the list of albums in the database in an associative array. Optional parameter
+     * is an artist Name which will list all albums by a particular artist.
+	*/
+	function GetAlbums( $ar = NULL) {
+		if ( $this->debugging ) echo "mpd->GetAlbums()\n";
+		if ( is_null($resp = $this->SendCommand(MPD_CMD_TABLE, MPD_TBL_ALBUM, $ar )))	return NULL;
+        $alArray = array();
+
+        $alLine = strtok($resp,"\n");
+        $alName = "";
+        $alCounter = -1;
+        while ( $alLine ) {
+            list ( $element, $value ) = explode(": ",$alLine);
+            if ( $element == "Album" ) {
+            	$alCounter++;
+            	$alName = $value;
+            	$alArray[$alCounter] = $alName;
+            }
+
+            $alLine = strtok("\n");
+        }
+		if ( $this->debugging ) echo "mpd->GetAlbums()\n";
+        return $alArray;
+    }
+
+	//*******************************************************************************//
+	//***************************** INTERNAL FUNCTIONS ******************************//
+	//*******************************************************************************//
+
+    /* _computeVersionValue()
+     *
+     * Computes a compatibility value from a version string
+     *
+     */
+    function _computeVersionValue($verStr) {
+		list ($ver_maj, $ver_min, $ver_rel ) = explode("\.",$verStr);
+		return ( 100 * $ver_maj ) + ( 10 * $ver_min ) + ( $ver_rel );
+    }
+
+	/* _checkCompatibility() 
+	 * 
+	 * Check MPD command compatibility against our internal table. If there is no version 
+	 * listed in the table, allow it by default.
+	*/
+	function _checkCompatibility($cmd) {
+        // Check minimum compatibility
+		$req_ver_low = $this->COMPATIBILITY_MIN_TBL[$cmd];
+		$req_ver_hi = $this->COMPATIBILITY_MAX_TBL[$cmd];
+
+		$mpd_ver = $this->_computeVersionValue($this->mpd_version);
+
+		if ( $req_ver_low ) {
+			$req_ver = $this->_computeVersionValue($req_ver_low);
+
+			if ( $mpd_ver < $req_ver ) {
+				$this->errStr = "Command '$cmd' is not compatible with this version of MPD, version ".$req_ver_low." required";
+				return FALSE;
+			}
+		}
+
+        // Check maxmum compatibility -- this will check for deprecations
+		if ( $req_ver_hi ) {
+            $req_ver = $this->_computeVersionValue($req_ver_hi);
+
+			if ( $mpd_ver > $req_ver ) {
+				$this->errStr = "Command '$cmd' has been deprecated in this version of MPD.";
+				return FALSE;
+			}
+		}
+
+		return TRUE;
+	}
+
+	/* _parseFileListResponse() 
+	 * 
+	 * Builds a multidimensional array with MPD response lists.
+     *
+	 * NOTE: This function is used internally within the class. It should not be used.
+	 */
+	function _parseFileListResponse($resp) {
+		if ( is_null($resp) ) {
+			return NULL;
+		} else {
+			$plistArray = array();
+			$plistLine = strtok($resp,"\n");
+			$plistFile = "";
+			$plCounter = -1;
+			while ( $plistLine ) {
+				list ( $element, $value ) = explode(": ",$plistLine);
+				if($element == "file" || $element=="directory") {
+				  $plCounter++;
+				  $plistArray[$plCounter]['name']=$value;
+				  $plistArray[$plCounter]['type']=$element; 
+				  $plistArray[$plCounter]['title']=$value;
+				}
+				if($element == "Name") {
+				  $plistArray[$plCounter]['title']=$value;
+				}
+				$plistLine = strtok("\n");
+			} 
+		}
+		return $plistArray;
+	}
+
+	/* RefreshInfo() 
+	 * 
+	 * Updates all class properties with the values from the MPD server.
+     *
+	 * NOTE: This function is automatically called upon Connect() as of v1.1.
+	 */
+	function RefreshInfo() {
+        // Get the Server Statistics
+		$statStr = $this->SendCommand(MPD_CMD_STATISTICS);
+		if ( !$statStr ) {
+			return NULL;
+		} else {
+			$stats = array();
+			$statLine = strtok($statStr,"\n");
+			while ( $statLine ) {
+				list ( $element, $value ) = explode(": ",$statLine);
+				$stats[$element] = $value;
+				$statLine = strtok("\n");
+			} 
+		}
+
+        // Get the Server Status
+		$statusStr = $this->SendCommand(MPD_CMD_STATUS);
+		if ( ! $statusStr ) {
+			return NULL;
+		} else {
+			$status = array();
+			$statusLine = strtok($statusStr,"\n");
+			while ( $statusLine ) {
+				list ( $element, $value ) = explode(": ",$statusLine);
+				$status[$element] = $value;
+				$statusLine = strtok("\n");
+			}
+		}
+
+        // Get the Playlist
+		$plStr = $this->SendCommand(MPD_CMD_PLLIST);
+   		$this->playlist = $this->_parseFileListResponse($plStr);
+    	$this->playlist_count = count($this->playlist);
+
+        // Set Misc Other Variables
+		$this->state = $status['state'];
+		if ( ($this->state == MPD_STATE_PLAYING) || ($this->state == MPD_STATE_PAUSED) ) {
+			$this->current_track_id = $status['song'];
+			list ($this->current_track_position, $this->current_track_length ) = explode(":",$status['time']);
+		} else {
+			$this->current_track_id = -1;
+			$this->current_track_position = -1;
+			$this->current_track_length = -1;
+		}
+
+		$this->repeat = $status['repeat'];
+		$this->random = $status['random'];
+
+		$this->db_last_refreshed = $stats['db_update'];
+
+		$this->volume = $status['volume'];
+		$this->uptime = $stats['uptime'];
+		$this->playtime = $stats['playtime'];
+		$this->num_songs_played = $stats['songs_played'];
+		$this->num_artists = $stats['num_artists'];
+		$this->num_songs = $stats['num_songs'];
+		$this->num_albums = $stats['num_albums'];
+		return TRUE;
+	}
+
+    /* ------------------ DEPRECATED METHODS -------------------*/
+	/* GetStatistics() 
+	 * 
+	 * Retrieves the 'statistics' variables from the server and tosses them into an array.
+     *
+	 * NOTE: This function really should not be used. Instead, use $this->[variable]. The function
+	 *   will most likely be deprecated in future releases.
+	 */
+	function GetStatistics() {
+		if ( $this->debugging ) echo "mpd->GetStatistics()\n";
+		$stats = $this->SendCommand(MPD_CMD_STATISTICS);
+		if ( !$stats ) {
+			return NULL;
+		} else {
+			$statsArray = array();
+			$statsLine = strtok($stats,"\n");
+			while ( $statsLine ) {
+				list ( $element, $value ) = explode(": ",$statsLine);
+				$statsArray[$element] = $value;
+				$statsLine = strtok("\n");
+			} 
+		}
+		if ( $this->debugging ) echo "mpd->GetStatistics() / return: " . print_r($statsArray) ."\n";
+		return $statsArray;
+	}
+
+	/* GetStatus() 
+	 * 
+	 * Retrieves the 'status' variables from the server and tosses them into an array.
+     *
+	 * NOTE: This function really should not be used. Instead, use $this->[variable]. The function
+	 *   will most likely be deprecated in future releases.
+	 */
+	function GetStatus() {
+		if ( $this->debugging ) echo "mpd->GetStatus()\n";
+		$status = $this->SendCommand(MPD_CMD_STATUS);
+		if ( ! $status ) {
+			return NULL;
+		} else {
+			$statusArray = array();
+			$statusLine = strtok($status,"\n");
+			while ( $statusLine ) {
+				list ( $element, $value ) = explode(": ",$statusLine);
+				$statusArray[$element] = $value;
+				$statusLine = strtok("\n");
+			}
+		}
+		if ( $this->debugging ) echo "mpd->GetStatus() / return: " . print_r($statusArray) ."\n";
+		return $statusArray;
+	}
+
+	/* GetVolume() 
+	 * 
+	 * Retrieves the mixer volume from the server.
+     *
+	 * NOTE: This function really should not be used. Instead, use $this->volume. The function
+	 *   will most likely be deprecated in future releases.
+	 */
+	function GetVolume() {
+		if ( $this->debugging ) echo "mpd->GetVolume()\n";
+		$volLine = $this->SendCommand(MPD_CMD_STATUS);
+		if ( ! $volLine ) {
+			return NULL;
+		} else {
+			list ($vol) = sscanf($volLine,"volume: %d");
+		}
+		if ( $this->debugging ) echo "mpd->GetVolume() / return: $vol\n";
+		return $vol;
+	}
+
+	/* GetPlaylist() 
+	 * 
+	 * Retrieves the playlist from the server and tosses it into a multidimensional array.
+     *
+	 * NOTE: This function really should not be used. Instead, use $this->playlist. The function
+	 *   will most likely be deprecated in future releases.
+	 */
+	function GetPlaylist() {
+		if ( $this->debugging ) echo "mpd->GetPlaylist()\n";
+		$resp = $this->SendCommand(MPD_CMD_PLLIST);
+		$playlist = $this->_parseFileListResponse($resp);
+		if ( $this->debugging ) echo "mpd->GetPlaylist() / return ".print_r($playlist)."\n";
+		return $playlist;
+	}
+
+    /* ----------------- Command compatibility tables --------------------- */
+	var $COMPATIBILITY_MIN_TBL = array(
+	);
+
+    var $COMPATIBILITY_MAX_TBL = array(
+    );
+
+}   // ---------------------------- end of class ------------------------------
+?>
diff --git a/view/default/tmpl/default.php b/view/default/tmpl/default.php
new file mode 100644
index 0000000..269b508
--- /dev/null
+++ b/view/default/tmpl/default.php
@@ -0,0 +1,29 @@
+<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
+<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="de-de" lang="de-de" >
+<head>
+  <meta http-equiv="content-type" content="text/html; charset=utf-8" />
+  <title>MPD Player</title>
+  <link rel="stylesheet" href="css/general.css" type="text/css" />
+  <script type="text/javascript" src="ajax/mpd.js"></script>
+</head>
+<body onload="RefreshPageContent()">
+
+<div id="frame">
+
+	<?php include('view/player/view.php');?>
+
+<div id="playlist">
+  <?php include('view/default/tmpl/playlistmenu.php');?>
+  <div id="items">
+  </div>
+  <?php include('view/default/tmpl/playlistmenu.php');?>
+</div>
+
+</div>
+
+<?php
+//print_r($mpd);
+?>
+
+
+</body>
diff --git a/view/default/tmpl/playlistmenu.php b/view/default/tmpl/playlistmenu.php
new file mode 100644
index 0000000..bc0f8f0
--- /dev/null
+++ b/view/default/tmpl/playlistmenu.php
@@ -0,0 +1,9 @@
+<div id="playlist_menu">
+        <table>
+                <tr>
+			<td><span class="button" onclick="EditPlayList()"><img width="20" src="images/songs.png"></span><td>
+			<td><span class="button" onclick="PlaylistCommand('clear')" ><img width="20" src="images/removeall.png"></span><td>
+			<td><span class="button" onclick="PlaylistItemsCommand('removeselected')"><img width="20" src="images/removeselected.png"></span><td>
+		</tr>
+        </table>
+</div>
diff --git a/view/default/view.php b/view/default/view.php
new file mode 100644
index 0000000..12276a0
--- /dev/null
+++ b/view/default/view.php
@@ -0,0 +1,4 @@
+<?php
+include('model/tracklist.php');
+include('tmpl/default.php');
+?>
diff --git a/view/player/tmpl/default.php b/view/player/tmpl/default.php
new file mode 100644
index 0000000..e3c5315
--- /dev/null
+++ b/view/player/tmpl/default.php
@@ -0,0 +1,38 @@
+<div id="playerframe">
+  <div id="nowplaying_heading">
+	<table id="heading_tbl">
+	<tr>
+            <td id="left">Now Playing</td><td id="right"><span onclick="RefreshPageContent()"><img class="button" align="right" width="20" src="images/update.png"></span></td>
+	</tr>
+	</table>
+  </div>
+  <div id="nowplaying_content">
+  </div>
+  <div id="control_buttons">
+    <table>
+      <tr>
+        <td><span onclick="Command('prev')"><img class="button" src="images/previous.png"></span></td>
+        <td>
+          <div id="playpausebutton">
+	    <span onclick="Command('pause')"><img class="button" src="images/pause.png"></span>
+          </div>
+	</td>
+        <td><span onclick="Command('stop')"><img class="button" src="images/stop.png"></span></td>
+        <td><span onclick="Command('next')"><img class="button" src="images/next.png"></span></td>
+        <td><span onclick="Command('repeat')"><div id="repeatstate"><img class="button" src="images/repeaton.png"></div></span></td>
+  </tr>
+
+  </table>
+
+  </div>
+
+  <div id="control_volume">
+    <table>
+      <tr>
+        <td><span onclick="Command('vold')"><img class="button" src="images/minus.png"></span></td>
+	<td id="volume_content">Volume:</td><td><div id="volume_total"></div></div></td>
+        <td><span onclick="Command('volu')"><img class="button" src="images/plus.png"></span></td>
+      </tr>
+    </table>
+  </div>
+</div>
diff --git a/view/player/view.php b/view/player/view.php
new file mode 100644
index 0000000..6cf1b29
--- /dev/null
+++ b/view/player/view.php
@@ -0,0 +1,6 @@
+<?php
+
+include('model/player.php');
+include('tmpl/default.php');
+
+?>