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/****************************************************************************
Modification History:
*****************************************************************************
Date Author Description
*****************************************************************************
10/09/2006 brian.kuhn Created RssEnclosure Class
****************************************************************************/
using System;
using System.Collections.Generic;
using System.Collections.ObjectModel;
using System.Globalization;
using System.Text;
using System.Xml;
using System.Xml.Serialization;
//using SyndicationLibrary.Properties;
namespace SyndicationLibrary.RSS
{
/// <summary>
/// Represents a media object that can be associated to an item
/// </summary>
[Serializable()]
public class RssEnclosure
{
//============================================================
// PUBLIC/PRIVATE/PROTECTED MEMBERS
//============================================================
#region PRIVATE/PROTECTED/PUBLIC MEMBERS
/// <summary>
/// Private member to hold unique identifier for enclosure
/// </summary>
private Guid enclosureId = Guid.NewGuid();
/// <summary>
/// Private member to hold length of enclosure in bytes
/// </summary>
private int enclosureLength = 0;
/// <summary>
/// Private member to hold standard MIME type of enclosure
/// </summary>
private string enclosureType = String.Empty;
/// <summary>
/// Private member to hold URI that points to enclosure
/// </summary>
private Uri enclosureUrl = new Uri("http://localhost", UriKind.Absolute);
#endregion
//============================================================
// CONSTRUCTORS
//============================================================
#region RssEnclosure()
/// <summary>
/// Default constructor for RssEnclosure class
/// </summary>
public RssEnclosure()
{
//------------------------------------------------------------
// Attempt to initialize class state
//------------------------------------------------------------
try
{
//------------------------------------------------------------
//
//------------------------------------------------------------
}
catch
{
//------------------------------------------------------------
// Rethrow exception
//------------------------------------------------------------
throw;
}
}
#endregion
#region RssEnclosure(string url, int length, string type)
/// <summary>
/// Constructor for RssEnclosure class that initializes class state using supplied parameters
/// </summary>
/// <param name="url">URI that points to enclosure</param>
/// <param name="length">Length of enclosure in bytes</param>
/// <param name="type">Standard MIME type of enclosure</param>
public RssEnclosure(string url, int length, string type)
{
//------------------------------------------------------------
// Attempt to initialize class state
//------------------------------------------------------------
try
{
//------------------------------------------------------------
// Initialize class state by setting properties
//------------------------------------------------------------
this.Length = length;
this.Type = type;
this.Url = url;
}
catch
{
//------------------------------------------------------------
// Rethrow exception
//------------------------------------------------------------
throw;
}
}
#endregion
//============================================================
// PUBLIC PROPERTIES
//============================================================
#region Id
/// <summary>
/// Gets or sets unique identifier for the enclosure.
/// </summary>
/// <value>Unique identifier for the enclosure</value>
[XmlAttribute(AttributeName = "id", DataType = "string")]
public string Id
{
get
{
return enclosureId.ToString();
}
set
{
if (value == null)
{
throw new ArgumentNullException("value");
}
else if (String.IsNullOrEmpty(value))
{
throw new ArgumentException("Empty string", "value");
}
else
{
enclosureId = new Guid(value.Trim());
}
}
}
#endregion
#region Length
/// <summary>
/// Gets or sets length of enclosure in bytes.
/// </summary>
/// <value>Length of enclosure in bytes</value>
[XmlAttribute(AttributeName = "length", DataType = "int")]
public int Length
{
get
{
return enclosureLength;
}
set
{
enclosureLength = value;
}
}
#endregion
#region Type
/// <summary>
/// Gets or sets standard MIME type of enclosure.
/// </summary>
/// <value>Standard MIME type of enclosure</value>
[XmlAttribute(AttributeName = "type", DataType = "string")]
public string Type
{
get
{
return enclosureType;
}
set
{
if (value == null)
{
throw new ArgumentNullException("value");
}
else if (String.IsNullOrEmpty(value))
{
throw new ArgumentException("Empty string", "value");
}
else
{
enclosureType = value.Trim();
}
}
}
#endregion
#region Url
/// <summary>
/// Gets or sets URI to the enclosure.
/// </summary>
/// <value>URI to the enclosure</value>
[XmlAttribute(AttributeName = "url", DataType = "string")]
public string Url
{
get
{
return enclosureUrl.AbsoluteUri;
}
set
{
if (value == null)
{
throw new ArgumentNullException("value");
}
else if (String.IsNullOrEmpty(value))
{
throw new ArgumentException("Empty string", "value");
}
else
{
enclosureUrl = new Uri(value.Trim(), UriKind.Absolute);
}
}
}
#endregion
}
}
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