internal Database(Client client, ContentNode dbNode)
: this()
{
this.client = client;
Parse (dbNode);
}
public static byte[] Write(ContentCodeBag bag, ContentNode node)
{
MemoryStream stream = new MemoryStream ();
BinaryWriter writer = new BinaryWriter (stream);
Write (bag, node, writer);
writer.Flush ();
byte[] buf = stream.GetBuffer ();
long len = stream.Length;
writer.Close ();
byte[] ret = new byte[len];
Array.Copy (buf, ret, len);
return ret;
}
internal static ServerInfo FromNode(ContentNode node)
{
ServerInfo info = new ServerInfo ();
if (node.Name != "dmap.serverinforesponse")
return null;
foreach (ContentNode child in (node.Value as ContentNode[])) {
switch (child.Name) {
case "dmap.itemname":
info.Name = (string) child.Value;
break;
case "dmap.authenticationmethod":
info.AuthenticationMethod = (AuthenticationMethod) child.Value;
break;
case "dmap.supportsupdate":
info.SupportsUpdate = (byte) child.Value == 1;
break;
}
}
return info;
}
private bool IsUpdateResponse(ContentNode node)
{
return(node.Name == "dmap.updateresponse");
}
private bool IsUpdateResponse(ContentNode node)
{
return node.Name == "dmap.updateresponse";
}
private void Parse(ContentNode dbNode)
{
foreach (ContentNode item in (ContentNode[]) dbNode.Value) {
switch (item.Name) {
case "dmap.itemid":
id = (int) item.Value;
break;
case "dmap.persistentid":
persistentId = (long) item.Value;
break;
case "dmap.itemname":
name = (string) item.Value;
break;
default:
break;
}
}
}
internal static Track FromNode(ContentNode node)
{
Track track = new Track ();
foreach (ContentNode field in (ContentNode[]) node.Value) {
switch (field.Name) {
case "dmap.itemid":
track.id = (int) field.Value;
break;
case "daap.songartist":
track.artist = (string) field.Value;
break;
case "dmap.itemname":
track.title = (string) field.Value;
break;
case "daap.songalbum":
track.album = (string) field.Value;
break;
case "daap.songtime":
track.duration = TimeSpan.FromMilliseconds ((int) field.Value);
break;
case "daap.songformat":
track.format = (string) field.Value;
break;
case "daap.songgenre":
track.genre = (string) field.Value;
break;
case "daap.songsize":
track.size = (int) field.Value;
break;
case "daap.songtrackcount":
track.trackCount = (short) field.Value;
break;
case "daap.songtracknumber":
track.trackNumber = (short) field.Value;
break;
case "daap.bitrate":
track.bitrate = (short) field.Value;
break;
case "daap.songdateadded":
track.dateAdded = (DateTime) field.Value;
break;
case "daap.songdatemodified":
track.dateModified = (DateTime) field.Value;
break;
default:
break;
}
}
return track;
}
private static void Write(ContentCodeBag bag, ContentNode node, BinaryWriter writer)
{
ContentCode code = bag.Lookup (node.Name);
if (code.Equals (ContentCode.Zero)) {
throw new ContentException ("Failed to get content code for: " + node.Name);
}
writer.Write (IPAddress.HostToNetworkOrder (code.Number));
switch (code.Type) {
case ContentType.Char:
writer.Write (IPAddress.HostToNetworkOrder (1));
writer.Write ((byte) node.Value);
break;
case ContentType.Short:
writer.Write (IPAddress.HostToNetworkOrder (2));
writer.Write (IPAddress.HostToNetworkOrder ((short) node.Value));
break;
case ContentType.SignedLong:
case ContentType.Long:
writer.Write (IPAddress.HostToNetworkOrder (4));
writer.Write (IPAddress.HostToNetworkOrder ((int) node.Value));
break;
case ContentType.LongLong:
writer.Write (IPAddress.HostToNetworkOrder (8));
writer.Write (IPAddress.HostToNetworkOrder ((long) node.Value));
break;
case ContentType.String:
byte[] data = Encoding.UTF8.GetBytes ((string) node.Value);
writer.Write (IPAddress.HostToNetworkOrder (data.Length));
writer.Write (data);
break;
case ContentType.Date:
writer.Write (IPAddress.HostToNetworkOrder (4));
writer.Write (IPAddress.HostToNetworkOrder (Utility.FromDateTime ((DateTime) node.Value)));
break;
case ContentType.Version:
Version version = (Version) node.Value;
writer.Write (IPAddress.HostToNetworkOrder (4));
writer.Write ((short) IPAddress.HostToNetworkOrder ((short) version.Major));
writer.Write ((byte) version.Minor);
writer.Write ((byte) version.Build);
break;
case ContentType.Container:
MemoryStream childStream = new MemoryStream ();
BinaryWriter childWriter = new BinaryWriter (childStream);
foreach (ContentNode child in (ContentNode[]) node.Value) {
Write (bag, child, childWriter);
}
childWriter.Flush ();
byte[] bytes = childStream.GetBuffer ();
int len = (int) childStream.Length;
writer.Write (IPAddress.HostToNetworkOrder (len));
writer.Write (bytes, 0, len);
childWriter.Close ();
break;
default:
Console.Error.WriteLine ("Cannot write node of type: " + code.Type);
break;
}
}
internal ContentNode ToNode()
{
ArrayList nodes = new ArrayList();
foreach (int number in codes.Keys)
{
ContentCode code = (ContentCode)codes[number];
ArrayList contents = new ArrayList();
contents.Add(new ContentNode("dmap.contentcodesnumber", code.Number));
contents.Add(new ContentNode("dmap.contentcodesname", code.Name));
contents.Add(new ContentNode("dmap.contentcodestype", code.Type));
ContentNode dict = new ContentNode("dmap.dictionary", contents);
nodes.Add(dict);
}
ContentNode status = new ContentNode("dmap.status", 200);
return new ContentNode("dmap.contentcodesresponse", status, nodes);
}
public static ContentNode Parse(ContentCodeBag bag, byte[] buffer, string root,
ref int offset)
{
ContentNode node = new ContentNode ();
int num = IPAddress.NetworkToHostOrder (BitConverter.ToInt32 (buffer, offset));
ContentCode code = bag.Lookup (num);
if (code.Equals (ContentCode.Zero)) {
// probably a buggy server. fallback to our internal code bag
code = ContentCodeBag.Default.Lookup (num);
}
int length = IPAddress.NetworkToHostOrder (BitConverter.ToInt32 (buffer, offset + 4));
if (code.Equals (ContentCode.Zero)) {
throw new ContentException (String.Format ("Failed to find content code for '{0}'. Data length is {1}",
ContentCodeBag.GetStringFormat (num), length));
}
node.Name = code.Name;
switch (code.Type) {
case ContentType.Char:
node.Value = (byte) buffer[offset + 8];
break;
case ContentType.Short:
node.Value = IPAddress.NetworkToHostOrder (BitConverter.ToInt16 (buffer, offset + 8));
break;
case ContentType.SignedLong:
case ContentType.Long:
node.Value = IPAddress.NetworkToHostOrder (BitConverter.ToInt32 (buffer, offset + 8));
break;
case ContentType.LongLong:
node.Value = IPAddress.NetworkToHostOrder (BitConverter.ToInt64 (buffer, offset + 8));
break;
case ContentType.String:
node.Value = Encoding.UTF8.GetString (buffer, offset + 8, length);
break;
case ContentType.Date:
node.Value = Utility.ToDateTime (IPAddress.NetworkToHostOrder (BitConverter.ToInt32 (buffer, offset + 8)));
break;
case ContentType.Version:
int major = IPAddress.NetworkToHostOrder (BitConverter.ToInt16 (buffer, offset + 8));
int minor = (int) buffer[offset + 10];
int micro = (int) buffer[offset + 11];
node.Value = new Version (major, minor, micro);
break;
case ContentType.Container:
node.Value = ParseChildren (bag, buffer, offset + 8, length);
break;
default:
throw new ContentException (String.Format ("Unknown content type '{0}' for '{1}'",
code.Type, code.Name));
}
offset += length + 8;
if (root != null) {
ContentNode rootNode = node.GetChild (root);
if (rootNode == null)
throw new ContentException (String.Format ("Could not find root node '{0}'", root));
return rootNode;
} else {
return node;
}
}
internal static Playlist FromNode(ContentNode node)
{
Playlist pl = new Playlist ();
foreach (ContentNode child in (ContentNode[]) node.Value) {
switch (child.Name) {
case "daap.baseplaylist":
return null;
case "dmap.itemid":
pl.Id = (int) child.Value;
break;
case "dmap.itemname":
pl.Name = (string) child.Value;
break;
default:
break;
}
}
return pl;
}
private static void Write(ContentCodeBag bag, ContentNode node, BinaryWriter writer)
{
ContentCode code = bag.Lookup(node.Name);
if (code.Equals(ContentCode.Zero))
{
throw new ContentException("Failed to get content code for: " + node.Name);
}
writer.Write(IPAddress.HostToNetworkOrder(code.Number));
switch (code.Type)
{
case ContentType.Char:
writer.Write(IPAddress.HostToNetworkOrder(1));
writer.Write((byte)node.Value);
break;
case ContentType.Short:
writer.Write(IPAddress.HostToNetworkOrder(2));
writer.Write(IPAddress.HostToNetworkOrder((short)node.Value));
break;
case ContentType.SignedLong:
case ContentType.Long:
writer.Write(IPAddress.HostToNetworkOrder(4));
writer.Write(IPAddress.HostToNetworkOrder((int)node.Value));
break;
case ContentType.LongLong:
writer.Write(IPAddress.HostToNetworkOrder(8));
writer.Write(IPAddress.HostToNetworkOrder((long)node.Value));
break;
case ContentType.String:
byte[] data = Encoding.UTF8.GetBytes((string)node.Value);
writer.Write(IPAddress.HostToNetworkOrder(data.Length));
writer.Write(data);
break;
case ContentType.Date:
writer.Write(IPAddress.HostToNetworkOrder(4));
writer.Write(IPAddress.HostToNetworkOrder(Utility.FromDateTime((DateTime)node.Value)));
break;
case ContentType.Version:
Version version = (Version)node.Value;
writer.Write(IPAddress.HostToNetworkOrder(4));
writer.Write((short)IPAddress.HostToNetworkOrder((short)version.Major));
writer.Write((byte)version.Minor);
writer.Write((byte)version.Build);
break;
case ContentType.Container:
MemoryStream childStream = new MemoryStream();
BinaryWriter childWriter = new BinaryWriter(childStream);
foreach (ContentNode child in (ContentNode[])node.Value)
{
Write(bag, child, childWriter);
}
childWriter.Flush();
byte[] bytes = childStream.GetBuffer();
int len = (int)childStream.Length;
writer.Write(IPAddress.HostToNetworkOrder(len));
writer.Write(bytes, 0, len);
childWriter.Close();
break;
default:
Console.Error.WriteLine("Cannot write node of type: " + code.Type);
break;
}
}
internal static Track FromNode(ContentNode node)
{
Track track = new Track();
foreach (ContentNode field in (ContentNode[])node.Value)
{
switch (field.Name)
{
case "dmap.itemid":
track.id = (int)field.Value;
break;
case "daap.songartist":
track.artist = (string)field.Value;
break;
case "dmap.itemname":
track.title = (string)field.Value;
break;
case "daap.songalbum":
track.album = (string)field.Value;
break;
case "daap.songtime":
track.duration = TimeSpan.FromMilliseconds((int)field.Value);
break;
case "daap.songformat":
track.format = (string)field.Value;
break;
case "daap.songgenre":
track.genre = (string)field.Value;
break;
case "daap.songsize":
track.size = (int)field.Value;
break;
case "daap.songtrackcount":
track.trackCount = (short)field.Value;
break;
case "daap.songtracknumber":
track.trackNumber = (short)field.Value;
break;
case "daap.bitrate":
track.bitrate = (short)field.Value;
break;
case "daap.songdateadded":
track.dateAdded = (DateTime)field.Value;
break;
case "daap.songdatemodified":
track.dateModified = (DateTime)field.Value;
break;
default:
break;
}
}
return(track);
}
private void ParseSessionId(ContentNode node)
{
fetcher.SessionId = (int) node.GetChild ("dmap.sessionid").Value;
}
public void WriteResponse(Socket client, ContentNode node)
{
WriteResponse (client, HttpStatusCode.OK,
ContentWriter.Write (ContentCodeBag.Default, node));
}
private ContentNode GetDatabasesNode()
{
ArrayList databaseNodes = new ArrayList ();
List<Database> dbs = revmgr.GetRevision (revmgr.Current);
if (dbs != null) {
foreach (Database db in revmgr.GetRevision (revmgr.Current)) {
databaseNodes.Add (db.ToDatabaseNode ());
}
}
ContentNode node = new ContentNode ("daap.serverdatabases",
new ContentNode ("dmap.status", 200),
new ContentNode ("dmap.updatetype", (byte) 0),
new ContentNode ("dmap.specifiedtotalcount", databases.Count),
new ContentNode ("dmap.returnedcount", databases.Count),
new ContentNode ("dmap.listing", databaseNodes));
return node;
}
internal static void FromPlaylistNode(Database db, ContentNode node, out Track track, out int containerId)
{
track = null;
containerId = 0;
foreach (ContentNode field in (ContentNode[]) node.Value) {
switch (field.Name) {
case "dmap.itemid":
track = db.LookupTrackById ((int) field.Value);
break;
case "dmap.containeritemid":
containerId = (int) field.Value;
break;
default:
break;
}
}
}