這是本人在Windows mobile上開發郵件系統時，封裝出來的郵件內容解析的類，供大家參考
目前可以解析大部分的郵件，測試郵件基本上是常用的郵件客戶端或一些Webmail系統上發出。
如果任何問題請留言告之，謝謝...
以下代碼是郵件解析核心代碼部分
BOOL?CXNParseMailMsg::ParseBody()
{
????
char
?szTmp[
512
]?
=
?
""
;
????GetHeaderItem(szTmp,?MAIL_MESSAGE_CONTENT_TYPE,?strlen(MAIL_MESSAGE_CONTENT_TYPE));
????
char
?
*
p1?
=
?strstr(szTmp,?MAIL_MESSAGE_CONTENT_TYPE_BOUNDARY);
????
if
?(p1)
????
{
????????
int
?nPos?
=
?p1?
-
?szTmp?
+
?strlen(MAIL_MESSAGE_CONTENT_TYPE_BOUNDARY)?
+
?
1
;
????????
char
?
*
p2?
=
?strstr(szTmp
+
nPos,?
"
\
""
);
????????
if
?(p2)
????????
{
????????????
int
?nSize?
=
?p2?
-
?p1?
-
?strlen(MAIL_MESSAGE_CONTENT_TYPE_BOUNDARY)?
-
?
1
;
????????????
char
?
*
pBoundary?
=
?
new
?
char
?[
2
?
+
?nSize?
+
?
1
];
????????????
if
?(
!
pBoundary)
????????????????
return
?FALSE;
????????????memset(pBoundary,?
0x00
,?
2
+
nSize
+
1
);
????????????memcpy(pBoundary,?
"
--
"
,?
2
);
????????????memcpy(pBoundary
+
2
,?p1
+
strlen(MAIL_MESSAGE_CONTENT_TYPE_BOUNDARY)
+
1
,?nSize);
????????????ParseMsgBody(pBoundary,?nSize);
????????????FREE_Memory(pBoundary);
????????}
????}
????
return
?TRUE;
}
BOOL?CXNParseMailMsg::ParseMsgBody(
const
?
char
?
*
pBoudary,?
int
?nLength)
{
????
if
?(m_pBody?
==
?NULL)
????????
return
?FALSE;
????BOOL?bRet?
=
?TRUE;
????
char
?
*
pTmpBoudary?
=
?
new
?
char
?[nLength?
+
?
1
];
????
if
?(
!
pTmpBoudary)
????????
return
?FALSE;
????
while
?(strlen(m_pBody)?
>
?
0
)
????
{
????????
char
?
*
p?
=
?strstr(m_pBody,?pBoudary)?
+
?strlen(pBoudary);
????????m_pBody?
=
?p;
????????
if
?(?
0
?
==
?memcmp(m_pBody?
+
?
2
,?MAIL_MESSAGE_CONTENT_TYPE,?strlen(MAIL_MESSAGE_CONTENT_TYPE))?)
????????
{
????????????memset(pTmpBoudary,?
0x00
,?nLength?
+
?
1
);
????????????
int
?nTmp?
=
?GetBoudary(pTmpBoudary,?m_pBody);
????????????
if
?(nTmp?
>
?
0
)
????????????
{
????????????????m_pBody?
+=
?nTmp;
????????????????ParseMsgBody(pTmpBoudary,?nLength);
????????????}
????????????
else
?
????????????
{
????????????????
//
?TO?DO:?read?data
????????????????p?
=
?strstr(m_pBody
+
1
,?pBoudary);
????????????????
if
?(
!
p)
????????????????
{
????????????????????bRet?
=
?FALSE;
????????????????????
break
;
????????????????}
????????????????m_pBody?
+=
?
2
;????????????????????????????
//
去掉最前面的?"\r\n"
????????????????
int
?nSize?
=
?p?
-
?m_pBody?
+
?
2
;
????????????????
char
?szTmpPlain[
128
]?
=
?
""
;
????????????????
char
?szTmpHtml[
128
]?
=
?
""
;
????????????????sprintf(szTmpPlain,?
"
%s:?%s;
"
,?MAIL_MESSAGE_CONTENT_TYPE,?MAIL_TEXT_PLAIN);
????????????????sprintf(szTmpHtml,?
"
%s:?%s;
"
,?MAIL_MESSAGE_CONTENT_TYPE,?MAIL_TEXT_HTML);
????????????????
if
?(
0
?
==
?memcmp(m_pBody,?szTmpPlain,?strlen(szTmpPlain)))
????????????????
{????
//
?text/plain
????????????????????FREE_Memory(m_pBodyText);
????????????????????m_pBodyText?
=
?
new
?
char
?[nSize?
+
?
1
];
????????????????????
if
?(
!
m_pBodyText)
????????????????????????
return
?FALSE;
????????????????????memset(m_pBodyText,?
0x00
,?nSize?
+
?
1
);
????????????????????memcpy(m_pBodyText,?m_pBody?
-
?
2
,?nSize);
????????????????????TransferPart(m_pBodyText,?nSize);
????????????????}
????????????????
else
?
if
?(
0
?
==
?memcmp(m_pBody,?szTmpHtml,?strlen(szTmpHtml)))
????????????????
{????
//
?text/html
????????????????????FREE_Memory(m_pBodyHtml);
????????????????????m_pBodyHtml?
=
?
new
?
char
?[nSize?
+
?
1
];
????????????????????
if
?(
!
m_pBodyHtml)
????????????????????????
return
?FALSE;
????????????????????memset(m_pBodyHtml,?
0x00
,?nSize?
+
?
1
);
????????????????????memcpy(m_pBodyHtml,?m_pBody?
-
?
2
,?nSize);
????????????????????TransferPart(m_pBodyHtml,?nSize);
????????????????}
????????????????
else
?
????????????????
{????
//
?others
????????????????????ParseFiles(nSize);
????????????????????m_nFileCount
++
;
????????????????}
????????????????p?
+=
?strlen(pBoudary);
????????????????
if
?(
0
?
==
?memcmp(p,?
"
--
"
,?
2
))
????????????????
{
????????????????????m_pBody?
=
?p?
+
?
4
;
????????????????????
break
;
????????????????}
????????????}
????????}
????}
????FREE_Memory(pTmpBoudary);
????
return
?TRUE;
}
posted on 2006-05-12 15:03
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