mailmessage.cpp

一个操作系统源代码

#include "stdafx.h"
#include "MailMessage.h"

#ifdef _DEBUG
#undef THIS_FILE
static char THIS_FILE[]=__FILE__;
#define new DEBUG_NEW
#endif

//////////////////////////////////////////////////////////////////////
// Construction/Destruction
//////////////////////////////////////////////////////////////////////

CMailMessage::CMailMessage()
{
     m_sBody=_T("");
     m_sHeader=_T("");
}

CMailMessage::~CMailMessage()
{

}
//将收件人地址加到m_Recipients数组中
BOOL CMailMessage::AddRecipient( LPCTSTR szEmailAddress, LPCTSTR szFriendlyName)
{
	ASSERT( szEmailAddress != NULL );
	ASSERT( szFriendlyName != NULL );
	CRecipient to;
	to.m_sEmailAddress = szEmailAddress;
	to.m_sFriendlyName = szFriendlyName;
	m_Recipients.Add( to );
	return TRUE;
}
//从类CRecipient中提取收信人地址
BOOL CMailMessage::GetRecipient(CString & sEmailAddress, CString & sFriendlyName, int nIndex)
{
	CRecipient to;
	if( nIndex < 0 || nIndex > m_Recipients.GetUpperBound() )
		return FALSE;
	to = m_Recipients[ nIndex ];
	sEmailAddress = to.m_sEmailAddress;
	sFriendlyName = to.m_sFriendlyName;
	return TRUE;
}
//确定收信人数
int CMailMessage::GetNumRecipients()
{
	return m_Recipients.GetSize();
}
//收信人地址->数组m_Recipients
BOOL CMailMessage::AddMultipleRecipients(LPCTSTR szRecipients )
{
	TCHAR* buf;
	UINT pos;
	UINT start;
	CString sTemp;
	CString sEmail;
	CString sFriendly;
	UINT length;
	int nMark;
	int nMark2;

	ASSERT( szRecipients != NULL );
	
	length = strlen( szRecipients );
	buf = new TCHAR[ length + 1 ];
	strcpy( buf, szRecipients );
	for( pos = 0, start = 0; pos <= length; pos++ )
	{
		if( buf[ pos ] == ';' ||
			buf[ pos ] == 0 )
		{
			buf[ pos ] = 0;	
			sTemp = &buf[ start ];

			nMark = sTemp.Find( '<' );
			if( nMark >= 0 )
			{
				sFriendly = sTemp.Left( nMark );
				nMark2 = sTemp.Find( '>' );
				if( nMark2 < nMark )
				{
					delete[] buf;
					return FALSE;
				}
				nMark2 > -1 ? nMark2 = nMark2 : nMark2 = sTemp.GetLength() - 1;
				sEmail = sTemp.Mid( nMark + 1, nMark2 - (nMark + 1) );
			}
			else
			{
				sEmail = sTemp;
				sFriendly = _T( "" );
			}
			AddRecipient( sEmail, sFriendly );
			start = pos + 1;
		}
	}
	delete[] buf;
	return TRUE;
}
//发信前格式化邮件
void CMailMessage::FormatMessage()
{
	start_header();
	prepare_header();
	end_header();
	prepare_body();
}

//格式化标头
void CMailMessage::prepare_header()
{
	CString sTemp;

	sTemp = _T( "" );
	sTemp = _T( "寄信人地址: " ) + m_sFrom;
	add_header_line( (LPCTSTR)sTemp );

	sTemp = _T( "收信人地址: " );
	CString sEmail = _T( "" );
	CString sFriendly = _T( "" );
	for( int i = 0; i < GetNumRecipients(); i++ )
	{
		GetRecipient( sEmail, sFriendly, i );
		sTemp += ( i > 0 ? _T( "," ) : _T( "" ) );
		sTemp += sFriendly;
		sTemp += _T( "<" );
		sTemp += sEmail;
		sTemp += _T( ">" );
	}
	add_header_line( (LPCTSTR)sTemp );

	// 日期
	m_tDateTime = m_tDateTime.GetCurrentTime();
	sTemp = _T( "日期： " );
	sTemp += m_tDateTime.Format( "%a, %d %b %y %H:%M:%S %Z" );
	add_header_line( (LPCTSTR)sTemp );

	sTemp = _T( "主题： " ) + m_sSubject;
	add_header_line( (LPCTSTR)sTemp );
}
//邮件体格式化
void CMailMessage::prepare_body()
{
	// 需要时，添加CR/LF
	if( m_sBody.Right( 2 ) != _T( "\r\n" ) )
		m_sBody += _T( "\r\n" );

}

//准备格式化标头
void CMailMessage::start_header()
{
	m_sHeader = _T( "" );
}
//结束标头格式化
void CMailMessage::end_header()
{
	m_sHeader += _T( "\r\n" );
}
//增加项到标头
void CMailMessage::add_header_line(LPCTSTR szHeaderLine)
{
	CString sTemp;
	sTemp.Format( _T( "%s\r\n" ), szHeaderLine );
	m_sHeader += sTemp;
}