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用asp实现支持附件的email系统_邮件服务器

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大家经常探讨使用asp,而不使用其他组建能否实现文件的上传,从而开发出支持邮件附件的邮件系统,答案是可以的。

  以下是发送邮件的页面,邮件的帐号是员工号,假设是5位的数字,sendmail.asp当然是在合法登陆后才能够看到的


<html>
<head>
<meta http-equiv=”Content-Type” content=”text/html; charset=gb2312″>
<link rel=”stylesheet” type=”text/css” href=”/css/FORUM.CSS”>
<style type=text/css>
<!–
input { font-size: 9pt; color: #0011dd; background-color: #e9e9f9; padding-top: 0px}
select { font-size: 9pt; color: #0011dd; background-color: #e9e9f9; padding-top: 0px}
textarea { font-size: 9pt; color: #0011dd; background-color: #e9e9f9; padding-top: 0px}
–>
</style>
<title>邮件系统</title></head>
<body bgcolor=”#FEF7ED”>
<script language=”javascript”>
<%
if session(“myid”)=”” or len(session(“myid”))<>5 then
response.write “window.open(nolog.asp,target=_top);”
end if
%>
function check(theform)
{

if (theform.geterempl.value==)
{
alert(请输入收件人!);
theform.geterempl.focus();
return false;
}
if (theform.emailtitle.value==)
{
alert(请输入主题!);
theform.emailtitle.focus();
return false;
}
if (theform.emailtitle.value.length>200)
{
alert(主题请少于200字节);
theform.emailtitle.focus();
return false;
}
if (theform.body.value.length>15*1024)
{
alert(正文请少于16K);
theform.body.focus();
return false;
}
if (theform.emailshowname.value.length>1024)
{
alert(签名请少于1K);
theform.emailshowname.focus();
return false;
}


}
</script>
<%
meth=request.querystring(“meth”)
if meth=1 then
geterempl=trim(request.querystring(“geterempl”))
emailtitle=trim(request.querystring(“emailtitle”))
elseif meth=2 then
mailid=trim(request.querystring(“mailid”))
set conn=server.createobject(“adodb.connection”)
conn.open “DSN=;UID=;PWD=”
dsnpath=”DSN=;UID=;PWD=”
set rs=server.createobject(“adodb.recordset”)


selectnew=”select * from t_mail where ((geterempl like %”%26amp;session(“myid”)%26amp;”% or deleempl like %”%26amp;session(“myid”)%26amp;”% or receempl like %”%26amp;session(“myid”)%26amp;”%)and (not deleverempl like %”%26amp;session(“myid”)%26amp;”%)) and mailid=”%26amp;mailid%26amp;” ”
rs.open selectnew,dsnpath,3,3
if rs.bof or rs.eof then
%>
<script language=”javascript”>
alert(“您没有查看这封邮件的权限!”);
window.history.back();
</script>
<%
response.end
else
body=rs(“body”)
emailtitle=rs(“emailtitle”)
rs.close
set rs=nothing
conn.close
set conn=nothing
end if
end if
%>
<Form name=”upload_file” onSubmit=”return check(this)” action=”loadmail.asp” method=post enctype=”multipart/form-data” >
<table width=”100%” border=”0″ cellspacing=”2″ cellpadding=”2″>
<tr>
<td width=”11%”>
<div align=”right”>发件人:</div>
</td>
<td width=”89%”>
<input type=”hidden” name=”senderempl” value=”<%=session(“myid”)%>”>
<%=session(“myid”)%> </td>
</tr>
<tr>
<td width=”11%”>
<div align=”right”>收件人:</div>
</td>
<td width=”89%”>
<input type=”text” name=”geterempl” size=”40″ value=”<%=geterempl%>”>
<input type=”checkbox” name=”emaillevel” value=”1″ style=”background-color: #FEF7ED”>
紧急信件 </td>
</tr>
<tr>
<td width=”11%” valign=”top”> </td>
<td width=”89%”>发送多个人的时候可以使用”<font color=”#9999FF”>|</font>”隔开,例如:<font color=”#3399FF”>01234|01235|01236</font>,第一位和最后一位不需要”<font color=”#9999FF”>|</font>”

<font color=”#FF0000″>新功能</font>:您可以把信信直接发送给您设定的<a href=”group.asp”>某用户</a>,发送格式为:gr:组序号,例如<font color=”#0099FF”>gr:001</font></td>
</tr>
<tr>
<td width=”11%”>
<div align=”right”></div>
</td>
<td width=”89%”>
<input type=”checkbox” name=”receempl” value=”1″ style=”background-color: #FEF7ED”>
保存一份到收藏夹[<font color=”#3399FF”>选定此项,则邮件发送到对方邮箱的同时发送到自己的收藏夹里</font>]</td>
</tr>
<tr>
<td width=”11%” valign=”top”> </td>
<td width=”89%”> </td>
</tr>
<tr>
<td width=”11%” align=”right”> 主题:</td>
<td width=”89%”>
<input type=”text” name=”emailtitle” size=”60″ value=”<%=emailtitle%>”>
</td>
</tr>
<tr>
<td width=”11%” valign=”top”>
<div align=”right”>正文:</div>
</td>
<td width=”89%”>
<TEXTAREA name=body rows=8 cols=60><%=body%></TEXTAREA>
</td>
</tr>
<tr>
<td width=”11%” valign=”top”>
<div align=”right”>签名:</div>
</td>
<td width=”89%”>
<textarea name=”emailshowname” cols=”30″ rows=”6″><%=application(session(“myid”)%26amp;”_name”)%></textarea>
</td>
</tr>
<tr>
<td width=”11%”>
<div align=”right”>
<input type=hidden name=”FileUploadStart”>
附件1: </div>
</td>
<td width=”89%”>
<input type=”file” name=”file_up” size=”50″>
</td>
</tr>
<tr>
<td width=”11%”>
<div align=”right”>附件2:</div>
</td>
<td width=”89%”>
<input type=”file” name=”file_up1″ size=”50″>
</td>
</tr>
<tr>
<td width=”11%”>
<div align=”right”>附件3:</div>
</td>
<td width=”89%”>
<input type=”file” name=”file_up2″ size=”50″>
<input type=hidden name=”FileUploadEnd”>
</td>
</tr>
<tr>
<td width=”11%”>
<div align=”right”></div>
</td>
<td width=”89%”>
<input type=submit value=确定 >
</td>
</tr>
</table>
</Form>
</body>
</html>
 不过这仅仅只是得到了发送者的ip地址和mac地址,而且禁止用户自己更改自己ip地址的代码,因为我们的系统是需要对个人修改ip的行为进行禁止的。

<%
strIP = Request.ServerVariables(“REMOTE_ADDR”)


Set net = Server.CreateObject(“wscript.network”)
Set sh = Server.CreateObject(“wscript.shell”)
sh.run “%comspec% /c nbtstat -A ” %26amp; strIP %26amp; ” > c:\” %26amp; strIP %26amp; “.txt”,0,true
Set sh = nothing
Set fso = createobject(“scripting.filesystemobject”)
Set ts = fso.opentextfile(“c:\” %26amp; strIP %26amp; “.txt”)
macaddress = null
Do While Not ts.AtEndOfStream
data = ucase(trim(ts.readline))
If instr(data,”MAC ADDRESS”) Then
macaddress = trim(split(data,”=”)(1))
Exit Do
End If
loop
ts.close
Set ts = nothing
fso.deletefile “c:\” %26amp; strIP %26amp; “.txt”
Set fso = nothing
GetMACAddress = macaddress
strMac = GetMACAddress
set conn=server.CreateObject(“adodb.connection”)
conn.open “DSN=;UID=;PWD=”
dsnpath=”DSN=;UID=;PWD=”
set rs=server.CreateObject(“adodb.recordset”)
sele=”select * from getmac where g_mac=”%26amp;strMac%26amp;””

rs.open sele,dsnpath
if rs.bof then
set conn=server.CreateObject(“adodb.connection”)
conn.open “DSN=;UID=;PWD=”
dsnpath=”DSN=;UID=;PWD=”
set rs=server.CreateObject(“adodb.recordset”)
g_id=mid(strIP,9)
g_id=left(g_id,2)
response.write g_id
if isnumeric(g_id) then
g_id=cint(g_id)
else
g_id=0
end if
sele=”insert into getmac(g_ip,g_mac,g_id,g_ok) values(“%26amp;strIP%26amp;”,”%26amp;strMac%26amp;”,”%26amp;g_id%26amp;”,0)”
rs.open sele,dsnpath
else
set conn=server.CreateObject(“adodb.connection”)
conn.open “DSN=;UID=;PWD=”
dsnpath=”DSN=;UID=;PWD=”
set rs=server.CreateObject(“adodb.recordset”)

sele=”select * from getmac where g_ip=”%26amp;trim(strIP)%26amp;” and g_mac=”%26amp;trim(strMac)%26amp;””
rs.open sele,dsnpath

if rs.bof or rs.eof then
set rs1=server.CreateObject(“adodb.recordset”)
sele=”insert into badrData=bin2str(binHeaderData)

lngFieldNameStart=Instr(strHeaderData,”name=”%26amp;chr(34))+Len(“name=”%26amp;chr(34))
response.write “
lngfieldnamestart:”%26amp;lngfieldnamestart
lngFieldNameEnd=Instr(lngFieldNameStart,strHeaderData,chr(34))
response.write “
lngfieldnameEND:”%26amp;lngfieldnameEND


strFieldName=Mid(strHeaderData,lngFieldNameStart,lngFieldNameEnd-lngFieldNameStart)

RESPOnSE.WRITE “<BR>STRFIELDNAME:” %26amp; STRfieldname


strFieldName=Trim(strFieldName)


strFieldName=Replace(strFieldName,vbcrlf,vbnullstring)

判断文件数据时候开始

If strComp(strFieldName,”FileUploadStart”,1)=0 and sread=0 Then
response.write “找到了文件开始的地方”
sread=1
response.write “
” %26amp; INSTRB( DataStart + 1, binHTTPHeader, divider ) %26amp;”

binHTTPHeader=MIDB(binHTTPHeader,INSTRB( DataStart + 1, binHTTPHeader, divider ))
exit do
End if
DataStart = INSTRB( binHTTPHeader, bnCRLF %26amp; bnCRLF ) + 4
DataEnd = INSTRB( DataStart + 1, binHTTPHeader, divider ) – DataStart

binFieldValue=MIDB( binHTTPHeader, DataStart, DataEnd )
strFieldValue=bin2str(binFieldValue)

strFieldValue=Trim(strFieldValue)

strFieldValue=Replace(strFieldValue,” “,” “)

非文件上传域变量赋值
execute strFieldName%26amp;”=”””%26amp;strFieldValue%26amp;””””
response.write strFieldName%26amp;”:”%26amp;strFieldValue%26amp;”


if strfieldname=”geterempl” then
strFieldValue=Replace(strFieldValue,vbcrlf,vbnullstring)
if instr(strfieldvalue,”gr:”)=1 then
邮件组发

response.write len(trim(strfieldvalue))
if len(trim(strfieldvalue))<>6 then
格式错误返回
%>

尝试发送邮件,但是失败了,请修改错误后重试!
<script language=”javascript”>
alert(“您输入的收件组格式错误!\r正确的格式是:gr:001”);
history.back();
</script>
<p>
<%
response.end
else
if not isnumeric(mid(trim(strfieldvalue),4)) then
格式错误返回
%>

,

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