asternet/Asterisk.2013/Asterisk.NET/Manager/Event/ManagerEvent.cs

179 lines
4.8 KiB
C#

using System;
using System.Text;
using System.Collections.Generic;
namespace Asterisk.NET.Manager.Event
{
/// <summary>
/// Abstract base class for all Events that can be received from the Asterisk server.<br/>
/// Events contain data pertaining to an event generated from within the Asterisk
/// core or an extension module.<br/>
/// There is one conrete subclass of ManagerEvent per each supported Asterisk
/// Event.
/// </summary>
public abstract class ManagerEvent : EventArgs, IParseSupport
{
private DateTime dateReceived;
private string privilege;
private string server;
private double timestamp;
private string uniqueId;
private string channel;
private ManagerConnection src;
protected Dictionary<string, string> attributes;
#region Constructors
public ManagerEvent()
{
this.dateReceived = DateTime.Now;
}
public ManagerEvent(ManagerConnection source)
: this()
{
this.src = source as ManagerConnection;
}
#endregion
#region Attributes
/// <summary>
/// Store all unknown (without setter) keys from manager event.<br/>
/// Use in default Parse method <see cref="Parse(string key, string value)"/>.
/// </summary>
public Dictionary<string, string> Attributes
{
get { return attributes; }
}
#endregion
#region Server
/// <summary>
/// Specify a server to which to send your commands (x.x.x.x or hostname).<br/>
/// This should match the server name specified in your config file's "host" entry.
/// If you do not specify a server, the proxy will pick the first one it finds -- fine in single-server configurations.
/// </summary>
public string Server
{
get { return server; }
set { server = value; }
}
#endregion
#region Timestamp
/// <summary>
/// Returns the timestamp for this event.<br/>
/// The timestamp property is available in Asterisk since 1.4
/// if enabled in manager.conf by setting timestampevents = yes.
/// In contains the time the event was generated in seconds since the epoch.
/// </summary>
public double Timestamp
{
get { return this.timestamp; }
set { this.timestamp = value; }
}
#endregion
#region DateReceived
/// <summary>
/// Get/Set the point in time this event was received from the Asterisk server.<br/>
/// Pseudo events that are not directly received from the asterisk server
/// (for example ConnectEvent and DisconnectEvent) may return <code>null</code>.
/// </summary>
public DateTime DateReceived
{
get { return this.dateReceived; }
set { this.dateReceived = value; }
}
#endregion
#region Privilege
/// <summary>
/// Get/Set the AMI authorization class of this event.<br/>
/// This is one or more of system, call, log, verbose, command, agent or user.
/// Multiple privileges are separated by comma.<br/>
/// Note: This property is not available from Asterisk 1.0 servers.
/// </summary>
public string Privilege
{
get { return privilege; }
set { this.privilege = value; }
}
#endregion
#region Source
/// <summary>
/// Event source.
/// </summary>
public ManagerConnection Source
{
get { return this.src; }
}
#endregion
#region UniqueId
/// <summary>
/// Get/Set the unique id of the channel.
/// </summary>
public string UniqueId
{
get { return uniqueId; }
set { this.uniqueId = value; }
}
#endregion
#region Channel
/// <summary>
/// Get/Set the name of the channel.
/// </summary>
public string Channel
{
get { return channel; }
set { this.channel = value; }
}
#endregion
#region Parse(string key, string value)
/// <summary>
/// Unknown properties parser
/// </summary>
/// <param name="key">key name</param>
/// <param name="value">key value</param>
/// <returns>true - value parsed, false - can't parse value</returns>
public virtual bool Parse(string key, string value)
{
if (attributes == null)
attributes = new Dictionary<string, string>();
if (attributes.ContainsKey(key))
// Key already presents, add with delimiter
attributes[key] += string.Concat(Common.LINE_SEPARATOR, value);
else
attributes.Add(key, value);
return true;
}
#endregion
#region ParseSpecial(Dictionary<string, string> attributes)
/// <summary>
/// Unknown properties parser
/// </summary>
/// <param name="attributes">dictionary</param>
/// <returns>updated dictionary</returns>
public virtual Dictionary<string, string> ParseSpecial(Dictionary<string, string> attributes)
{
return attributes;
}
#endregion
#region ToString()
public override string ToString()
{
return Helper.ToString(this);
}
#endregion
}
}