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ajax-webmail-wmsvr37 (Coremail) ; Thu, 12 Apr 2007 12:07:48 +0800 (CST)
Date: Thu, 12 Apr 2007 12:07:48 +0800 (CST)
From: user1 <xxxxxxxx@163.com>
To: zhaowei <zhaoweikid@163.com>
Message-ID: <31571419.200911176350868321.JavaMail.root@bj163app37.163.com>
Subject: =?gbk?B?u+nJtA==?=
MIME-Version: 1.0
Content-Type: multipart/Alternative; 
  boundary="----=_Part_21696_28113972.1176350868319"

------=_Part_21696_28113972.1176350868319
Content-Type: text/plain; charset=gbk
Content-Transfer-Encoding: base64

ztLS0b+qyrzS1M6qysfSu7j20MfG2ru70ru0zqOs1K3AtMrH0ru49tTCtffSu7TOztLDx8/W1NrT
prjDysew67XjssXE3MjI1ebC6bezICAg
------=_Part_21696_28113972.1176350868319
Content-Type: text/html; charset=gbk
Content-Transfer-Encoding: quoted-printable

<DIV>=CE=D2=D2=D1=BF=AA=CA=BC=D2=D4=CE=AA=CA=C7=D2=BB=B8=F6=D0=C7=C6=DA=BB=
=BB=D2=BB=B4=CE=A3=AC=D4=AD=C0=B4=CA=C7=D2=BB=B8=F6=D4=C2=B5=F7=D2=BB=B4=CE=
</DIV>
<DIV>=CE=D2=C3=C7=CF=D6=D4=DA=D3=A6=B8=C3=CA=C7=B0=EB=B5=E3=B2=C5=C4=DC=C8=
=C8</DIV>
<DIV>=D5=E6=C2=E9=B7=B3</DIV>
------=_Part_21696_28113972.1176350868319--

#-*- encoding: gb2312 -*-
import email

fp = open("xxx.eml", "r")
msg = email.message_from_file(fp) # 直接文件創(chuàng)建message對象，這個時候也會做初步的解碼
subject = msg.get("subject") # 取信件頭里的subject,　也就是主題
# 下面的三行代碼只是為了解碼象=?gbk?Q?=CF=E0=C6=AC?=這樣的subject
h = email.Header.Header(subject)
dh = email.Header.decode_header(h)
subject = dh[0][0]
print "subject:", subject
print "from: ", email.utils.parseaddr(msg.get("from"))[1] # 取from
print "to: ", email.utils.parseaddr(msg.get("to"))[1] # 取to

fp.close()

#-*- encoding: gb2312 -*-
import email

fp = open("xxx.eml", "r")
msg = email.message_from_file(fp)

# 循環(huán)信件中的每一個mime的數(shù)據(jù)塊
for par in msg.walk():
  if not par.is_multipart(): # 這里要判斷是否是multipart，是的話，里面的數(shù)據(jù)是無用的，至于為什么可以了解mime相關(guān)知識。
    name = par.get_param("name") #如果是附件，這里就會取出附件的文件名
    if name:
      #有附件
      # 下面的三行代碼只是為了解碼象=?gbk?Q?=CF=E0=C6=AC.rar?=這樣的文件名
      h = email.Header.Header(name)
      dh = email.Header.decode_header(h)
      fname = dh[0][0]
      print '附件名:', fname
      data = par.get_payload(decode=True) #　解碼出附件數(shù)據(jù)，然后存儲到文件中
      
      try:
        f = open(fname, 'wb') #注意一定要用wb來打開文件，因為附件一般都是二進制文件
      except:
        print '附件名有非法字符，自動換一個'
        f = open('aaaa', 'wb')
      f.write(data)
      f.close()
    else:
      #不是附件，是文本內(nèi)容
      print par.get_payload(decode=True) # 解碼出文本內(nèi)容，直接輸出來就可以了。
    
    print '+'*60 # 用來區(qū)別各個部分的輸出

#-*- encoding: gb2312 -*-
import email
import string, sys, os, email
import time

class MailCreator:
  def __init__(self):
    # 創(chuàng)建郵件的message對象
    self.msg = email.Message.Message()
    self.mail = ""  
    
  def create(self, mailheader, maildata, mailattachlist=[]):
    # mailheader 是dict類型，maildata是list, 且里面第一項為純文本類型，第二項為html.
    # mailattachlist 是list, 里面為附件文件名
    if not mailheader or not maildata:
      return
    
    for k in mailheader.keys():
      # 對subject要作特殊處理，中文要轉(zhuǎn)換一下。
      # 比如 "我的一個測試郵件" 就要轉(zhuǎn)換為 =?gb2312?b?ztK1xNK7uPay4srU08q8/g==?=
      if k == 'subject':
        self.msg[k] = email.Header.Header(mailheader[k], 'gb2312')      
      else:
        self.msg[k] = mailheader[k]
    # 創(chuàng)建純文本部分
    body_plain = email.MIMEText.MIMEText(maildata[0], _subtype='plain', _charset='gb2312')
    body_html = None
    # 創(chuàng)建html部分，這個是可選的
    if maildata[1]:
      body_html = email.MIMEText.MIMEText(maildata[1], _subtype='html', _charset='gb2312')
    
    
    # 創(chuàng)建一個multipart, 然后把前面的文本部分和html部分都附加到上面，至于為什么，可以看看mime相關(guān)內(nèi)容
    attach=email.MIMEMultipart.MIMEMultipart()
    attach.attach(body_plain)
    if body_html:
      attach.attach(body_html)
    # 處理每一個附件
    for fname in mailattachlist:
      attachment=email.MIMEText.MIMEText(email.Encoders._bencode(open(fname,'rb').read()))
      # 這里設(shè)置文件類型，全部都設(shè)置為Application.當(dāng)然也可以是Image,Audio什么的，這里不管那么多
      attachment.replace_header('Content-type','Application/octet-stream;name="'+os.path.basename(fname)+'"')
      # 一定要把傳輸編碼設(shè)置為base64,因為這里默認(rèn)就是用的base64
      attachment.replace_header('Content-Transfer-Encoding', 'base64')
      attachment.add_header('Content-Disposition','attachment;filename="'+os.path.basename(fname)+'"')
      attach.attach(attachment)
    # 生成最終的郵件      
    self.mail = self.msg.as_string()[:-1] + attach.as_string()
    
    return self.mail

if __name__ == '__main__':
  mc = MailCreator()
  header = {'from': 'zhaowei@163.com', 'to':'weizhao@163.com', 'subject':'我的一個測試郵件'}
  data = ['plain text information', '<font color="red">html text information</font>']
  if sys.platform == 'win32':
    attach = ['c:/windows/clock.avi']
  else:
    attach = ['/bin/cp']
  
  mail = mc.create(header, data, attach)
  
  f = open("test.eml", "wb")
  f.write(mail)
  f.close()