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bsd_sendemail

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create or replace procedure bsd_sendemail(p_receiver varchar2,
                                          p_sub varchar2,
                                          p_txt varchar2) is
  p_user varchar2                     (30) := '';
  p_pass varchar2                     (30) := '';
  p_sendor varchar2                   (20) := 'Gnie';
  p_server varchar2                   (20) := 'Mail_Server_IP';
  p_port number                        := 25;
  p_need_smtp number                   := 0;
  p_subject varchar2                  (4000);
  l_crlf varchar2                     (2) := utl_tcp.crlf;
  l_sendoraddress varchar2            (4000);
  l_splite varchar2                   (10) := '++';
  boundary constant varchar2           (256) := '-----BYSUK';
  first_boundary constant varchar2(256) := '--' || boundary || l_crlf;
  last_boundary constant varchar2      (256) := '--' || boundary || '--' ||
                                              l_crlf;
  multipart_mime_type constant varchar2(256) := 'multipart/mixed;boundary="' ||
                                              boundary || '"';

  type address_list is table of varchar2(100) index by binary_integer;
  my_address_list address_list      ;
  ---------------------------------------分割邮件地址----------------------------------------------
procedure p_splite_str(p_str varchar2, p_splite_flag int default 1) is
  l_addr varchar2(254) := '';
  l_len  int;
  l_str  varchar2(4000);
  j      int := 0; --表示邮件地址或者附件的个数
begin
  /*处理接收邮件地址列表,包括去空格、将;转换为,等*/
  l_str := trim(rtrim(replace(replace(p_str, ';', ','), '', ''), ','));
  l_len := length(l_str);
  for i in 1 .. l_len loop
    if substr(l_str, i, 1) <> ',' then
      l_addr := l_addr || substr(l_str, i, 1);
    else
      j := j + 1;
      if p_splite_flag = 1 then
        --表示处理邮件地址
        --前后需要加上'<>',否则很多邮箱将不能发送邮件
        l_addr := '<' || l_addr || '>';
        --调用邮件发送过程
        my_address_list(j) := l_addr;
      end if;
      l_addr := '';
    end if;
    if i = l_len then
      j := j + 1;
      if p_splite_flag = 1 then
        --调用邮件发送过程
        l_addr := '<' || l_addr || '>';
        my_address_list(j) := l_addr;
      end if;
    end if;
  end loop;
end;
------------------------------------------------写邮件头和邮件内容------------------------------------------
procedure write_data(p_conn    in out nocopy utl_smtp.connection,
                     p_name    in varchar2,
                     p_value in varchar2,
                     p_splite  varchar2 default ':',
                     p_crlf    varchar2 default l_crlf) is
begin
  /*utl_raw.cast_to_raw对解决中文乱码问题很重要*/
  utl_smtp.write_raw_data(p_conn,
                          utl_raw.cast_to_raw(convert(p_name || p_splite ||
                                                      p_value || p_crlf,
                                                      'ZHS16CGB231280')));
end;
----------------------------------------写mime邮件尾部-----------------------------------------------------
procedure end_boundary(conn in out nocopy utl_smtp.connection,
                       last in boolean default false) is
begin
  utl_smtp.write_data(conn, utl_tcp.crlf);
  if (last) then
    utl_smtp.write_data(conn, last_boundary);
  end if;
end;
---------------------------------------------真正发送邮件的过程--------------------------------------------
procedure p_email(p_sendoraddress2   varchar2, --发送地址
                  p_receiveraddress2 varchar2) --接受地址
 is
  l_conn utl_smtp.connection; --定义连接
begin
  /*初始化邮件服务器信息,连接邮件服务器*/
  l_conn := utl_smtp.open_connection(p_server, p_port);
  utl_smtp.helo(l_conn, p_server);
  /*smtp服务器登录校验*/
  if p_need_smtp = 1 then
    utl_smtp.command(l_conn, 'AUTHLOGIN', '');
    utl_smtp.command(l_conn,
                     utl_raw.cast_to_varchar2(utl_encode.base64_encode(utl_raw.cast_to_raw(p_user))));
    utl_smtp.command(l_conn,
                     utl_raw.cast_to_varchar2(utl_encode.base64_encode(utl_raw.cast_to_raw(p_pass))));
  end if;

  /*设置发送地址和接收地址*/
  utl_smtp.mail(l_conn, p_sendoraddress2);
  utl_smtp.rcpt(l_conn, p_receiveraddress2);

  /*设置邮件头*/
  utl_smtp.open_data(l_conn);
  /*设置日期*/
  --write_data(l_conn,'Date',to_char(sysdate-1/3,'ddMonyyhh24:mi:ss'));
  /*设置发送人*/
  write_data(l_conn, 'From', p_sendor);
  /*设置接收人*/
  write_data(l_conn, 'To', p_receiver);
  /*设置邮件主题*/
  select replace('=?GB2312?B?' ||
                utl_raw.cast_to_varchar2(utl_encode.base64_encode(rawtohex(p_sub))) || '?=',
                utl_tcp.crlf,
                '') into p_subject from dual;
  write_data(l_conn, 'Subject', p_subject);

  write_data(l_conn, 'Content-Type', multipart_mime_type);
  utl_smtp.write_data(l_conn, utl_tcp.crlf);
  utl_smtp.write_data(l_conn, first_boundary);
  write_data(l_conn, 'Content-Type', 'text/html;charset=gb2312');
  --单独空一行,否则,正文内容不显示
  utl_smtp.write_data(l_conn, utl_tcp.crlf);
  /*设置邮件正文
  把分隔符还原成chr(10)。这主要是为了shell中调用该过程,如果有多行,则先把多行的内容合并成一行,并用l_splite分隔
  然后用l_crlf替换chr(10)。这一步是必须的,否则将不能发送邮件正文有多行的邮件
  */
  write_data(l_conn,
             '',
             replace(replace(p_txt, l_splite, chr(10)), chr(10), l_crlf),
             '',
             '');
  end_boundary(l_conn);

  /*关闭数据写入*/
  utl_smtp.close_data(l_conn);
  /*关闭连接*/
  utl_smtp.quit(l_conn);

end;
---------------------------------------------主过程-----------------------------------------------------
begin
  l_sendoraddress := '<' || p_sendor || '>';
  p_splite_str(p_receiver); --处理邮件地址
  for k in 1 .. my_address_list.count loop
    p_email(l_sendoraddress, my_address_list(k));
  end loop;
  /*处理邮件地址,根据逗号分割邮件*/
end;

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