erlang - 解析 MIME 消息

Question

对于我的新项目，它有电子邮件模块。我需要在网络上显示所有电子邮件信息。当我调用服务器时，我会获取 Base64 编码的 mime 数据。应用 Base64 解码技术后，我得到的 mime 数据如下:

/*********************Mime 数据开始 ********************** **************/

From <a href="https://stackoverflow.com/cdn-cgi/l/email-protection" class="__cf_email__" data-cfemail="68181a091b0009061c4606280f0d070c0d1b010b460b0705" rel="noreferrer noopener nofollow">[email protected]</a> Tue Jun 23 12:01:02 2009
Date: Tue, 23 Jun 2009 12:01:02 +0530
From: Prashant R Naik <<a href="https://stackoverflow.com/cdn-cgi/l/email-protection" class="__cf_email__" data-cfemail="acdcdecddfc4cdc2d882c2eccbc9c3c8c9dfc5cf82cfc3c1" rel="noreferrer noopener nofollow">[email protected]</a>>
To: <a href="https://stackoverflow.com/cdn-cgi/l/email-protection" class="__cf_email__" data-cfemail="412a2e343229282a6f2f20332038202f202f0126242e25243228226f222e2c" rel="noreferrer noopener nofollow">[email protected]</a>
Subject: This is a test mail
Message-ID: <<a href="https://stackoverflow.com/cdn-cgi/l/email-protection" class="__cf_email__" data-cfemail="8ebcbebeb7beb8bcbdbeb8bdbfbebca0c9cfbcb9beb6becefee7ede1feebfaefa0ede1e3" rel="noreferrer noopener nofollow">[email protected]</a>>
Reply-To: Prashant R Naik <<a href="https://stackoverflow.com/cdn-cgi/l/email-protection" class="__cf_email__" data-cfemail="f2828093819a939c86dc9cb295979d9697819b91dc919d9f" rel="noreferrer noopener nofollow">[email protected]</a>>
MIME-Version: 1.0
Content-Type: multipart/mixed; boundary="ReaqsoxgOBHFXBhH"
Content-Disposition: inline
User-Agent: Mutt/1.5.18 (2008-05-17)
Status: RO
Content-Length: 1912
Lines: 52


--ReaqsoxgOBHFXBhH
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline

Test mail.
Initiated by prashant

Regards,
-- 
Prashant R Naik
Principal Technologist | Symbian & Web2.0
Geodesic Limited | www.geodesic.com
Tel: +91-80-66551000

--ReaqsoxgOBHFXBhH
Content-Type: image/gif
Content-Disposition: attachment; filename="trash.gif"
Content-Transfer-Encoding: base64

R0lGODlhEAAQANUoADJ8wTqU2DmR1TqV2DN9wTSBxTWFyTaGyTJ9wTWGyTaKzjmS1TOAxTuV
2DaFyTN8wDiN0jiO0jSAxTeKzjqS1DN8wTqR1TWFyjB4vTOBxTmO0TmS1DaKzTeJzTqV1zSA
xDJ8wDqS1TeKzTF4vDF4vTiO0f///zuX2gAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAACH5BAEAACgALAAA
AAAQABAAAAaDQNRpSCwWhcakcsk8mZ5Qpik5pUKvT2W1uDVWp+BiYNAImAZmz/lcDoQEFoFp
QTFtTPKFQLCAREolJiURJhCCJhqAJRMiIhwmjSYdJgqUjQoODgkJJgecBp0mBgYXBx8ZBQxY
UAUSDAUACLEPDwgEAAAEIBUEtygkIyMkwMMYw8EjKEEAOw==

--ReaqsoxgOBHFXBhH
Content-Type: image/jpeg
Content-Disposition: attachment; filename="bx.jpg"
Content-Transfer-Encoding: base64

/9j/4AAQSkZJRgABAQEASABIAAD/2wBDAAEBAQEBAQEBAQEBAQEBAQEBAQEBAQEBAQEBAQEB
AQEBAQEBAQEBAQEBAQEBAQEBAQEBAQEBAQEBAQEBAQEBAQH/2wBDAQEBAQEBAQEBAQEBAQEB
AQEBAQEBAQEBAQEBAQEBAQEBAQEBAQEBAQEBAQEBAQEBAQEBAQEBAQEBAQEBAQEBAQH/wAAR
CAAUAAoDAREAAhEBAxEB/8QAFQABAQAAAAAAAAAAAAAAAAAAAAn/xAAYEAEAAwEAAAAAAAAA
AAAAAAAAGWen5//EABQBAQAAAAAAAAAAAAAAAAAAAAD/xAAUEQEAAAAAAAAAAAAAAAAAAAAA
/9oADAMBAAIRAxEAPwCb4AJHym0Vp3PQJTaK07noJHgA/9k=

--ReaqsoxgOBHFXBhH
Content-Type: image/png
Content-Disposition: attachment; filename="day_bg.png"
Content-Transfer-Encoding: base64

iVBORw0KGgoAAAANSUhEUgAAAGQAAAApCAYAAADDJIzmAAAABmJLR0QA/wD/AP+gvaeTAAAA
CXBIWXMAAAsTAAALEwEAmpwYAAAAB3RJTUUH2AwCCS0kTriU2QAAAB10RVh0Q29tbWVudABD
cmVhdGVkIHdpdGggVGhlIEdJTVDvZCVuAAAAXElEQVR42u3bQQEAMAgDMZiqiZtP5AwbfeQk
NO/WvPtLMR0TABEQIAICRECACAgQAREQIAICRECACAgQAREQIAICRECACAgQAREQIAICRECA
CAgQARGQ7NpPPasFT+0FZPjBRwYAAAAASUVORK5CYII=

--ReaqsoxgOBHFXBhH--

/*********************Mime 数据结束 ********************** **************/

现在的问题是我必须解析这些数据并在我的应用程序中使用它。因为这个数据不是 xml，所以很难解析它(因为使用某些标签解析很容易)。所以任何知道如何的人解析 mime 数据有助于我使用 erlang 来解析此数据。

提前谢谢

Answer 1

gen_smtp和 erlang_smtp包含用于解析 mime 消息的代码。