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using System;
using System.IO;
using System.Collections.Generic;
using System.Text;
using LumiSoft.Net.IO;
using LumiSoft.Net.Mail;
namespace LumiSoft.Net.MIME
{
/// <summary>
/// This class represents MIME message/rfc822 body. Defined in RFC 2046 5.2.1.
/// </summary>
public class MIME_b_MessageRfc822 : MIME_b
{
private Mail_Message m_pMessage = null;
/// <summary>
/// Default constructor.
/// </summary>
public MIME_b_MessageRfc822() : base(new MIME_h_ContentType("message/rfc822"))
{
m_pMessage = new Mail_Message();
}
#region static method Parse
/// <summary>
/// Parses body from the specified stream
/// </summary>
/// <param name="owner">Owner MIME entity.</param>
/// <param name="defaultContentType">Default content-type for this body.</param>
/// <param name="stream">Stream from where to read body.</param>
/// <returns>Returns parsed body.</returns>
/// <exception cref="ArgumentNullException">Is raised when <b>stream</b>, <b>defaultContentType</b> or <b>stream</b> is null reference.</exception>
/// <exception cref="ParseException">Is raised when any parsing errors.</exception>
protected static new MIME_b Parse(MIME_Entity owner,MIME_h_ContentType defaultContentType,SmartStream stream)
{
if(owner == null){
throw new ArgumentNullException("owner");
}
if(defaultContentType == null){
throw new ArgumentNullException("defaultContentType");
}
if(stream == null){
throw new ArgumentNullException("stream");
}
MIME_b_MessageRfc822 retVal = new MIME_b_MessageRfc822();
retVal.m_pMessage = Mail_Message.ParseFromStream(stream);
return retVal;
}
#endregion
#region method ToStream
/// <summary>
/// Stores MIME entity body to the specified stream.
/// </summary>
/// <param name="stream">Stream where to store body data.</param>
/// <param name="headerWordEncoder">Header 8-bit words ecnoder. Value null means that words are not encoded.</param>
/// <param name="headerParmetersCharset">Charset to use to encode 8-bit header parameters. Value null means parameters not encoded.</param>
/// <param name="headerReencode">If true always specified encoding is used for header. If false and header field value not modified,
/// original encoding is kept.</param>
/// <exception cref="ArgumentNullException">Is raised when <b>stream</b> is null reference.</exception>
internal protected override void ToStream(Stream stream,MIME_Encoding_EncodedWord headerWordEncoder,Encoding headerParmetersCharset,bool headerReencode)
{
if(stream == null){
throw new ArgumentNullException("stream");
}
m_pMessage.ToStream(stream,headerWordEncoder,headerParmetersCharset,headerReencode);
}
#endregion
#region Properties implementation
/// <summary>
/// Gets if body has modified.
/// </summary>
public override bool IsModified
{
get{ return m_pMessage.IsModified; }
}
/// <summary>
/// Gets embbed mail message.
/// </summary>
/// <exception cref="ArgumentNullException">Is raised when null reference passed.</exception>
/// <exception cref="InvalidOperationException">Is raised when this method is accessed and this body is not bounded to any entity.</exception>
public Mail_Message Message
{
get{ return m_pMessage; }
set{
if(value == null){
throw new ArgumentNullException("value");
}
if(this.Entity == null){
throw new InvalidOperationException("Body must be bounded to some entity first.");
}
// Owner entity has no content-type or has different content-type, just add/overwrite it.
if(this.Entity.ContentType == null || !string.Equals(this.Entity.ContentType.TypeWithSubtype,this.MediaType,StringComparison.InvariantCultureIgnoreCase)){
this.Entity.ContentType = new MIME_h_ContentType(this.MediaType);
}
m_pMessage = value;
}
}
#endregion
}
}
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