[Python]代码    

#!/usr/bin/python  from email.MIMEText import MIMEText  from email.MIMEMultipart import MIMEMultipart  from email.MIMEBase import MIMEBase  from email import Utils, Encoders  import mimetypes, sys,smtplib,socket,getopt  class SendMail:      def __init__(self,smtp_server,from_addr,to_addr,user,passwd):          self.mailserver=smtp_server          self.from_addr=from_addr          self.to_addr=to_addr          self.username=user          self.password=passwd      def attachment(self,filename):          fd=open(filename,'rb')          filename=filename.split('/')          mimetype,mimeencoding=mimetypes.guess_type(filename[-1])                  if (mimeencoding is None) or (mimetype is None):              mimetype='application/octet-stream'                  maintype,subtype=mimetype.split('/')          if maintype=='text':              retval=MIMEText(fd.read(), _subtype=subtype, _charset='utf-8')                    else:              retval=MIMEBase(maintype,subtype)              retval.set_payload(fd.read())              Encoders.encode_base64(retval)              retval.add_header('Content-Disposition','attachment',filename=filename[-1])              fd.close()          return retval      def msginfo(self,msg,subject,filename):           # message = """Hello, ALL          #This is test message.          #--Anonymous"""          message=msg          msg=MIMEMultipart()          msg['To'] = self.to_addr          msg['From'] = 'sa <'+self.from_addr+'>'          msg['Date'] = Utils.formatdate(localtime=1)          msg['Message-ID'] = Utils.make_msgid()          if subject:              msg['Subject'] = subject          if message:              body=MIMEText(message,_subtype='plain')              msg.attach(body)          #for filename in sys.argv[1:]:          if filename:              msg.attach(self.attachment(filename))          return msg.as_string()      def send(self,msg=None,subject=None,filename=None):          try:              s=smtplib.SMTP(self.mailserver)              try:                  s.login(self.username,self.password)              except smtplib.SMTPException,e:                  print "Authentication failed:",e                  sys.exit(1)              s.sendmail(self.from_addr,self.to_addr.split(','),self.msginfo(msg,subject,filename))          except (socket.gaierror,socket.error,socket.herror,smtplib.SMTPException),e:              print "*** Your message may not have been sent!"              print e              sys.exit(2)          else:              print "Message successfully sent to %d recipient(s)" %len(self.to_addr)  if __name__=='__main__':      def usage():          print """Useage:%s [-h] -s <SMTP Server> -f <FROM_ADDRESS> -t <TO_ADDRESS> -u <USER_NAME> -p <PASSWORD> [-S <MAIL_SUBJECT> -m <MAIL_MESSAGE> -F <ATTACHMENT>]     Mandatory arguments to long options are mandatory for short options too.       -f, --from=   Sets the name of the "from" person (i.e., the envelope sender of the mail).       -t, --to=   Addressee's address. -t "test@test.com,test1@test.com".       -u, --user=   Login SMTP server username.       -p, --pass=   Login SMTP server password.       -S, --subject=  Mail subject.       -m, --msg=   Mail message.-m "msg, ......."       -F, --file=   Attachment file name.             -h, --help   Help documen.         """ %sys.argv[0]          sys.exit(3)      try:          options,args=getopt.getopt(sys.argv[1:],"hs:f:t:u:p:S:m:F:","--help --server= --from= --to= --user= --pass= --subject= --msg= --file=",)      except getopt.GetoptError:          usage()          sys.exit(3)        server=None      from_addr=None      to_addr=None      username=None      password=None      subject=None      filename=None      msg=None      for name,value in options:          if name in ("-h","--help"):              usage()          if name in ("-s","--server"):              server=value          if name in ("-f","--from"):              from_addr=value          if name in ("-t","--to"):              to_addr=value          if name in ("-u","--user"):              username=value          if name in ("-p","--pass"):              password=value          if name in ("-S","--subject"):              subject=value          if name in ("-m","--msg"):              msg=value          if name in ("-F","--file"):              filename=value  if server and from_addr and to_addr and username and password:      test=SendMail(server,from_addr,to_addr,username,password)      test.send(msg,subject,filename)  else:      usage()