2011-05-14 17:10:24 +00:00
|
|
|
// SparkleShare, an instant update workflow to Git.
|
|
|
|
// Copyright (C) 2010 Hylke Bons <hylkebons@gmail.com>
|
|
|
|
//
|
|
|
|
// 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 3 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, see <http://www.gnu.org/licenses/>.
|
|
|
|
|
|
|
|
|
|
|
|
using System;
|
|
|
|
using System.Collections.Generic;
|
2011-05-28 23:52:46 +00:00
|
|
|
using System.Timers;
|
2011-05-14 17:10:24 +00:00
|
|
|
|
|
|
|
namespace SparkleLib {
|
|
|
|
|
|
|
|
public enum NotificationServerType
|
|
|
|
{
|
|
|
|
Own,
|
|
|
|
Central
|
|
|
|
}
|
|
|
|
|
|
|
|
|
2011-05-22 00:02:16 +00:00
|
|
|
public class SparkleAnnouncement {
|
|
|
|
|
|
|
|
public readonly string FolderIdentifier;
|
|
|
|
public readonly string Message;
|
|
|
|
|
|
|
|
|
|
|
|
public SparkleAnnouncement (string folder_identifier, string message)
|
|
|
|
{
|
|
|
|
FolderIdentifier = folder_identifier;
|
|
|
|
Message = message;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
public static class SparkleListenerFactory {
|
|
|
|
|
|
|
|
private static List<SparkleListenerBase> listeners;
|
|
|
|
|
|
|
|
public static SparkleListenerIrc CreateIrcListener (string server, string folder_identifier,
|
|
|
|
NotificationServerType type)
|
|
|
|
{
|
|
|
|
if (listeners == null)
|
|
|
|
listeners = new List<SparkleListenerBase> ();
|
|
|
|
|
|
|
|
// This is SparkleShare's centralized notification service.
|
|
|
|
// Don't worry, we only use this server as a backup if you
|
|
|
|
// don't have your own. All data needed to connect is hashed and
|
|
|
|
// we don't store any personal information ever
|
|
|
|
if (type == NotificationServerType.Central)
|
|
|
|
server = "204.62.14.135";
|
|
|
|
|
|
|
|
foreach (SparkleListenerBase listener in listeners) {
|
|
|
|
if (listener.Server.Equals (server)) {
|
|
|
|
SparkleHelpers.DebugInfo ("ListenerFactory", "Refered to existing listener for " + server);
|
|
|
|
listener.AlsoListenTo (folder_identifier);
|
|
|
|
return (SparkleListenerIrc) listener;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
SparkleHelpers.DebugInfo ("ListenerFactory", "Issued new listener for " + server);
|
|
|
|
listeners.Add (new SparkleListenerIrc (server, folder_identifier, type));
|
|
|
|
return (SparkleListenerIrc) listeners [listeners.Count - 1];
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
|
2011-05-14 17:10:24 +00:00
|
|
|
// A persistent connection to the server that
|
|
|
|
// listens for change notifications
|
|
|
|
public abstract class SparkleListenerBase {
|
|
|
|
|
|
|
|
// We've connected to the server
|
|
|
|
public event ConnectedEventHandler Connected;
|
|
|
|
public delegate void ConnectedEventHandler ();
|
|
|
|
|
|
|
|
// We've disconnected from the server
|
|
|
|
public event DisconnectedEventHandler Disconnected;
|
|
|
|
public delegate void DisconnectedEventHandler ();
|
|
|
|
|
|
|
|
// We've been notified about a remote
|
|
|
|
// change by the channel
|
2011-05-28 23:52:46 +00:00
|
|
|
public event AnnouncementEventHandler Announcement;
|
|
|
|
public delegate void AnnouncementEventHandler (SparkleAnnouncement announcement);
|
2011-05-19 15:41:46 +00:00
|
|
|
|
2011-05-14 17:10:24 +00:00
|
|
|
|
2011-05-22 00:02:16 +00:00
|
|
|
public abstract void Connect ();
|
|
|
|
public abstract void Announce (SparkleAnnouncement announcent);
|
|
|
|
public abstract void AlsoListenTo (string folder_identifier);
|
2011-05-14 17:10:24 +00:00
|
|
|
public abstract void Dispose ();
|
|
|
|
public abstract bool IsConnected { get; }
|
2011-05-19 15:14:50 +00:00
|
|
|
|
2011-05-22 00:02:16 +00:00
|
|
|
|
2011-05-22 17:52:50 +00:00
|
|
|
protected List<string> channels = new List<string> ();
|
2011-05-22 17:37:36 +00:00
|
|
|
protected List<SparkleAnnouncement> queue_up = new List<SparkleAnnouncement> ();
|
|
|
|
protected List<SparkleAnnouncement> queue_down = new List<SparkleAnnouncement> ();
|
2011-05-22 00:02:16 +00:00
|
|
|
protected bool is_connecting;
|
2011-05-22 17:52:50 +00:00
|
|
|
protected string server;
|
2011-05-28 23:52:46 +00:00
|
|
|
protected Timer reconnect_timer = new Timer { Interval = 60 * 1000};
|
2011-05-22 00:02:16 +00:00
|
|
|
|
2011-05-28 23:52:46 +00:00
|
|
|
public SparkleListenerBase (string server, string folder_identifier, NotificationServerType type) {
|
|
|
|
this.reconnect_timer.Elapsed += delegate {
|
|
|
|
if (!IsConnected && !IsConnecting)
|
|
|
|
Reconnect ();
|
|
|
|
};
|
2011-05-22 00:02:16 +00:00
|
|
|
|
2011-05-28 23:52:46 +00:00
|
|
|
this.reconnect_timer.Start ();
|
|
|
|
}
|
2011-05-22 00:02:16 +00:00
|
|
|
|
|
|
|
|
|
|
|
public void AnnounceBase (SparkleAnnouncement announcement) {
|
|
|
|
if (IsConnected) {
|
|
|
|
SparkleHelpers.DebugInfo ("Listener", "Announcing to " + announcement.FolderIdentifier + " on " + this.server);
|
|
|
|
Announce (announcement);
|
2011-05-22 17:52:50 +00:00
|
|
|
|
2011-05-22 00:02:16 +00:00
|
|
|
} else {
|
|
|
|
SparkleHelpers.DebugInfo ("Listener", "Not connected to " + this.server + ". Queuing message");
|
2011-05-22 17:37:36 +00:00
|
|
|
this.queue_up.Add (announcement);
|
2011-05-22 00:02:16 +00:00
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2011-05-14 17:10:24 +00:00
|
|
|
|
2011-05-22 17:37:36 +00:00
|
|
|
public bool HasQueueDownAnnouncement (string folder_identifier)
|
2011-05-14 17:10:24 +00:00
|
|
|
{
|
2011-05-22 17:37:36 +00:00
|
|
|
foreach (SparkleAnnouncement announcement in this.queue_down) {
|
|
|
|
if (announcement.FolderIdentifier.Equals (folder_identifier)) {
|
|
|
|
this.queue_down.Remove (announcement);
|
|
|
|
return true;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
return false;
|
2011-05-14 17:10:24 +00:00
|
|
|
}
|
|
|
|
|
2011-05-22 00:02:16 +00:00
|
|
|
|
2011-05-28 23:52:46 +00:00
|
|
|
public void Reconnect ()
|
|
|
|
{
|
|
|
|
SparkleHelpers.DebugInfo ("Listener", "Trying to reconnect to " + this.server);
|
|
|
|
Connect ();
|
|
|
|
}
|
|
|
|
|
|
|
|
|
2011-05-14 17:10:24 +00:00
|
|
|
public void OnConnected ()
|
|
|
|
{
|
2011-05-22 00:02:16 +00:00
|
|
|
SparkleHelpers.DebugInfo ("Listener", "Connected to " + Server);
|
2011-05-19 15:41:46 +00:00
|
|
|
|
2011-05-14 17:10:24 +00:00
|
|
|
if (Connected != null)
|
|
|
|
Connected ();
|
2011-05-19 15:41:46 +00:00
|
|
|
|
2011-05-22 17:37:36 +00:00
|
|
|
if (this.queue_up.Count > 0) {
|
2011-05-19 15:41:46 +00:00
|
|
|
SparkleHelpers.DebugInfo ("Listener", "Delivering queued messages...");
|
2011-05-28 23:52:46 +00:00
|
|
|
foreach (SparkleAnnouncement announcement in this.queue_up) {
|
2011-05-22 00:02:16 +00:00
|
|
|
AnnounceBase (announcement);
|
2011-05-28 23:52:46 +00:00
|
|
|
this.queue_up.Remove (announcement);
|
|
|
|
}
|
2011-05-19 15:41:46 +00:00
|
|
|
}
|
2011-05-14 17:10:24 +00:00
|
|
|
}
|
|
|
|
|
2011-05-22 00:02:16 +00:00
|
|
|
|
2011-05-14 17:10:24 +00:00
|
|
|
public void OnDisconnected ()
|
|
|
|
{
|
2011-05-19 15:41:46 +00:00
|
|
|
SparkleHelpers.DebugInfo ("Listener", "Disonnected");
|
|
|
|
|
2011-05-14 17:10:24 +00:00
|
|
|
if (Disconnected != null)
|
|
|
|
Disconnected ();
|
|
|
|
}
|
|
|
|
|
2011-05-22 00:02:16 +00:00
|
|
|
|
2011-05-28 23:52:46 +00:00
|
|
|
public void OnAnnouncement (SparkleAnnouncement announcement)
|
2011-05-14 17:10:24 +00:00
|
|
|
{
|
2011-05-22 00:02:16 +00:00
|
|
|
SparkleHelpers.DebugInfo ("Listener", "Got message from " + announcement.FolderIdentifier + " on " + this.server);
|
2011-05-19 15:41:46 +00:00
|
|
|
|
2011-05-22 17:37:36 +00:00
|
|
|
this.queue_down.Add (announcement);
|
2011-05-19 15:41:46 +00:00
|
|
|
|
2011-05-28 23:52:46 +00:00
|
|
|
if (Announcement != null)
|
|
|
|
Announcement (announcement);
|
2011-05-14 17:10:24 +00:00
|
|
|
}
|
2011-05-22 17:52:50 +00:00
|
|
|
|
|
|
|
|
|
|
|
public string Server {
|
|
|
|
get {
|
|
|
|
return this.server;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
public bool IsConnecting {
|
|
|
|
get {
|
|
|
|
return this.is_connecting;
|
|
|
|
}
|
|
|
|
}
|
2011-05-14 17:10:24 +00:00
|
|
|
}
|
|
|
|
}
|