internal bool OnHandleRequest(Socket client, string username, string path, NameValueCollection query, int range)
{
string photoQuery;
if (query ["query"] != null)
photoQuery = query ["query"];
else
photoQuery = "";
int session = 0;
if (query ["session-id"] != null) {
session = Int32.Parse (query ["session-id"]);
}
/* if (!sessions.ContainsKey (session) && path != "/server-info" && path != "/content-codes" &&
path != "/login") {
ws.WriteResponse (client, HttpStatusCode.Forbidden, "invalid session id");
return true;
}
*/
if (session != 0) {
sessions [session].LastActionTime = DateTime.Now;
}
int clientRev = 0;
if (query ["revision-number"] != null) {
clientRev = Int32.Parse (query ["revision-number"]);
}
int delta = 0;
if (query ["delta"] != null) {
delta = Int32.Parse (query ["delta"]);
}
// DEBUG data
Console.WriteLine ("Before returning resources for path " + path + ", meta " + query ["meta"] + " query " + photoQuery);
if (dbItemsRegex.IsMatch (path)) //&& photoQuery.Length==0
Console.WriteLine ("\tThis is a database/items request!");
if (path == "/server-info") {
ws.WriteResponse (client, GetServerInfoNode ());
} else if (path == "/content-codes") {
ws.WriteResponse (client, ContentCodeBag.Default.ToNode ());
} else if (path == "/login") {
ExpireSessions ();
if (maxUsers > 0 && sessions.Count + 1 > maxUsers) {
ws.WriteResponse (client, HttpStatusCode.ServiceUnavailable, "too many users");
return true;
}
session = random.Next ();
User user = new User (DateTime.Now, (client.RemoteEndPoint as IPEndPoint).Address, username);
lock (sessions) {
sessions [session] = user;
}
ws.WriteResponse (client, GetLoginNode (session));
OnUserLogin (user);
} else if (path == "/logout") {
Console.WriteLine("logout!");
User user = sessions [session];
lock (sessions) {
sessions.Remove (session);
}
ws.WriteResponse (client, HttpStatusCode.OK, new byte [0]);
OnUserLogout (user);
return false;
} else if (path == "/databases") {
Console.WriteLine ("path==/databases");
ws.WriteResponse (client, GetDatabasesNode ());
} else if (dbItemsRegex.IsMatch (path) && photoQuery.Length==0 ){ //&& !dbPhotoRegex.IsMatch (query ["query"])) {
Console.WriteLine ("dbItemsRegex, query=" + query ["query"] + " meta=" + query ["meta"]);
int dbid = Int32.Parse (dbItemsRegex.Match (path).Groups [1].Value);
Database curdb = revmgr.GetDatabase (clientRev, dbid);
if (curdb == null) {
ws.WriteResponse (client, HttpStatusCode.BadRequest, "invalid database id");
return true;
}
ArrayList deletedIds = new ArrayList ();
if (delta > 0) {
Database olddb = revmgr.GetDatabase (clientRev - delta, dbid);
if (olddb != null) {
foreach (Photo photo in olddb.Photos) {
if (curdb.LookupPhotoById (photo.Id) == null)
deletedIds.Add (photo.Id);
}
}
}
ContentNode node = curdb.ToPhotosNode (query ["meta"].Split (','),
(int []) deletedIds.ToArray (typeof (int)));
ws.WriteResponse (client, node);
} else if (dbPhotoRegex.IsMatch (photoQuery)) {
Console.WriteLine ("dbPhotoRegex");
Console.WriteLine ("dbPhotosRegex, query=" + query ["query"] + " meta=" + query ["meta"]);
string [] photoIds = query ["query"].Split (',');
Match match = dbPhotoRegex0.Match (path);
int dbid = Int32.Parse (match.Groups [1].Value);
int photoid = 0;
//match = dbPhotoRegex.Match (photoQuery);
Database db = revmgr.GetDatabase (clientRev, dbid);
if (db == null) {
ws.WriteResponse (client, HttpStatusCode.BadRequest, "invalid database id");
return true;
}
ArrayList photoNodes = new ArrayList ();
Photo photo = db.LookupPhotoById (1);
foreach (string photoId in photoIds) {
match = dbPhotoRegex.Match (photoId);
photoid = Int32.Parse (match.Groups [1].Value);
photo = db.LookupPhotoById (photoid);
photoNodes.Add (photo.ToFileData (query ["meta"].Contains ("dpap.thumb")));
// DEBUG
//Console.WriteLine ("Requested photo id=" + photoid);
}
ArrayList children = new ArrayList ();
children.Add (new ContentNode ("dmap.status", 200));
children.Add (new ContentNode ("dmap.updatetype", (byte) 0));
children.Add (new ContentNode ("dmap.specifiedtotalcount", 2));
children.Add (new ContentNode ("dmap.returnedcount", 2));
children.Add (new ContentNode ("dmap.listing", photoNodes));
ContentNode dbsongs = new ContentNode ("dpap.databasesongs", children);
if (photo == null) {
ws.WriteResponse (client, HttpStatusCode.BadRequest, "invalid photo id");
return true;
}
try {
try {
if (PhotoRequested != null)
PhotoRequested (this, new PhotoRequestedArgs (username,
(client.RemoteEndPoint as IPEndPoint).Address,
db, photo));
} catch {}
if (photo.FileName != null) {
// DEBUG
//Console.WriteLine ("photo.Filename != null" + query ["meta"].Split (',') [0]);
//ContentNode node = photo.ToFileData ();
//node.Dump ();
ws.WriteResponse (client, dbsongs);
} else if (db.Client != null) {
Console.WriteLine ("db.Client != null");
long photoLength = 0;
Stream photoStream = db.StreamPhoto (photo, out photoLength);
try {
ws.WriteResponseStream (client, photoStream, photoLength);
} catch (IOException) {
Console.WriteLine("IOException!");
}
} else {
Console.WriteLine ("Else - internal error");
ws.WriteResponse (client, HttpStatusCode.InternalServerError, "no file");
}
} finally {
// commented out because it breaks the connection after sending a hires photo
// client.Close()
}
} else if (dbContainersRegex.IsMatch (path)) {
int dbid = Int32.Parse (dbContainersRegex.Match (path).Groups [1].Value);
Database db = revmgr.GetDatabase (clientRev, dbid);
if (db == null) {
ws.WriteResponse (client, HttpStatusCode.BadRequest, "invalid database id");
return true;
}
ws.WriteResponse (client, db.ToAlbumsNode ());
} else if (dbContainerItemsRegex.IsMatch (path)) {
// DEBUG
Console.WriteLine ("ContainerItems ! path=" + path);
Match match = dbContainerItemsRegex.Match (path);
int dbid = Int32.Parse (match.Groups [1].Value);
int plid = Int32.Parse (match.Groups [2].Value);
Database curdb = revmgr.GetDatabase (clientRev, dbid);
if (curdb == null) {
ws.WriteResponse (client, HttpStatusCode.BadRequest, "invalid database id");
return true;
}
Album curpl = curdb.LookupAlbumById (plid);
if (curdb == null) {
ws.WriteResponse (client, HttpStatusCode.BadRequest, "invalid playlist id");
return true;
}
// DEBUG
Console.WriteLine("db and album ready!");
ArrayList deletedIds = new ArrayList ();
if (delta > 0) {
Database olddb = revmgr.GetDatabase (clientRev - delta, dbid);
if (olddb != null) {
Album oldpl = olddb.LookupAlbumById (plid);
if (oldpl != null) {
IList<Photo> oldplPhotos = oldpl.Photos;
for (int i = 0; i < oldplPhotos.Count; i++) {
int id = oldpl.GetContainerId (i);
if (curpl.LookupIndexByContainerId (id) < 0) {
deletedIds.Add (id);
}
}
}
}
}
Console.WriteLine("About to send response... meta=" + query["meta"]);
curpl.ToPhotosNode (query ["meta"].Split (',')).Dump ();
ws.WriteResponse (client, curpl.ToPhotosNode (query ["meta"].Split (',')));
//, (int []) deletedIds.ToArray (typeof (int))));
} else if (path == "/update") {
int retrev;
lock (revmgr) {
// if they have the current revision, wait for a change
if (clientRev == revmgr.Current) {
Monitor.Wait (revmgr);
}
retrev = revmgr.Current;
}
if (!running) {
ws.WriteResponse (client, HttpStatusCode.NotFound, "server has been stopped");
} else {
ws.WriteResponse (client, GetUpdateNode (retrev));
}
} else {
ws.WriteResponse (client, HttpStatusCode.Forbidden, "GO AWAY");
}
return true;
}
private void OnUserLogout(User user)
{
UserHandler handler = UserLogout;
if (handler != null) {
try {
handler (this, new UserArgs (user));
} catch (Exception e) {
Console.Error.WriteLine ("Exception in UserLogout event handler: " + e);
}
}
}
public UserArgs(User user)
{
this.user = user;
}