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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准确的格式是:\\\'gr:001\\\'"); history.back(); </script> <p> <% response.end else thegroup=(mid(trim(strfieldvalue),4)) end if end if tmpSQL="select * from t_group where owner=\\\'"&session("myid")&"\\\' and groupidowner=\\\'"&thegroup&"\\\'" \\\'response.write tmpsql set tmprs=server.CreateObject("ADODB.Recordset") tmprs.Open tmpsql,conn if tmprs.bof or tmprs.eof then \\\'没有找到该组 %> 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<%=thegroup%>没有找到!"); history.back(); </script> <p> <% response.end else if tmprs("personnum")=0 then \\\'组内没有用户 %> 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<%=thegroup%>中目前没有任何的用户n所以不能发送"); history.back(); </script> <p> <% response.end else strFieldValue=trim(tmprs("groupempl")) tmprs.close set tmprs=nothing end if end if end if if instr(strfieldValue,"|") then \\\'组发 allsearch=replace(trim(strfieldValue),"|","\\\',\\\'") allsearch="\\\'"&allsearch&"\\\'" tmpstring=trim(strfieldValue)&"|" tosearch="" do while len(tmpstring)>=5 tosearch=left(tmpstring,5) tmpstring=mid(tmpstring,7) if instr(tosearch,"|") then \\\'格式错误 %> 尝试发送邮件,但是失败了,请修改错误后重试! <script language="javascript"> alert("您输入的收件人格式错误!"); history.back(); </script> <p> <% response.end end if tmpSQL="select * from (select userid from t_officer where userid in ("&allsearch&")) DERIVEDTBL where userid=\\\'"&tosearch&"\\\'" \\\'response.write tmpsql set tmprs=server.CreateObject("ADODB.Recordset") tmprs.Open tmpsql,conn if tmprs.eof or tmprs.bof then %> 尝试发送邮件,但是失败了,请修改错误后重试! <script language="javascript"> alert("您输入的收件人<%=tosearch%>没有找到!"); history.back(); </script> <p> <% response.end end if tmprs.close set tmprs=nothing loop strfieldValue=trim(strFieldValue) else if len(trim(strFieldValue))<>5 then \\\'格式不准确 %> 尝试发送邮件,但是失败了,请修改错误后重试! <script language="javascript"> alert("您输入的收件人<%=trim(strFieldValue)%>不准确!"); history.back(); </script> <p> <% response.end else if isnumeric(trim(len(strFieldValue))) then tmpSQL="select * from t_officer where userid=\\\'"&trim(strFieldValue)&"\\\'" set tmprs=server.CreateObject("ADODB.Recordset") tmprs.Open tmpsql,conn if tmprs.eof or tmprs.bof then %> 尝试发送邮件,但是失败了,请修改错误后重试! <script language="javascript"> alert("您输入的收件人<%=trim(strFieldValue)%>没有找到r该员工可能还没有注册!"); history.back(); </script> <p> <% response.end end if tmprs.close set tmprs=nothing strfieldValue=trim(strFieldValue) else %> 尝试发送邮件,但是失败了,请修改错误后重试! <script language="javascript"> alert("您输入的收件人<%=trim(strFieldValue)%>不准确!"); history.back(); </script> <p> <% response.end end if end if end if end if strFieldValue=replace(strFieldValue,"<","<") \\\'response.write strfieldname rs(STRFIELDNAME)=replace(strFieldValue,">",">") binHTTPHeader=MIDB(binHTTPHeader,INSTRB( DataStart + 1, binHTTPHeader, divider )) loop \\\'开始处理文件数据 titem=0 rs("filesize_1")=0 rs("filesize_2")=0 rs("filesize_3")=0 Do while lenB(binHTTPHeader)>46 if INSTRB( binHTTPHeader, bnCRLF & bnCRLF )<>0 then binHeaderData = LeftB(binHTTPHeader,INSTRB( binHTTPHeader, bnCRLF & bnCRLF )-1) else exit do end if strHeaderData=bin2str(binHeaderData) \\\'读取上传文件的Content-Type lngFileContentTypeStart=Instr(strHeaderData,"Content-Type:")+Len("Content-Type:") strFileContentType=Trim(Mid(strHeaderData,lngFileContentTypeStart)) strFileContentType=Replace(strFileContentType,vbCRLF,vbNullString) \\\'读取上传的文件名 if instr(strheaderdata,"filename=")>0 then lngFileNameStart=Instr(strHeaderData,"filename="&chr(34))+Len("filename="&chr(34)) lngFileNameEnd=Instr(lngFileNameStart,strHeaderData,chr(34)) strFileName=Mid(strHeaderData,lngFileNameStart,lngFileNameEnd-lngFileNameStart) strFileName=Trim(strFileName) strFileName=Replace(strFileName,vbCRLF,vbNullString) else strfilename="" end if \\\'读取上传文件数据 DataStart = INSTRB( binHTTPHeader, bnCRLF & bnCRLF ) + 4 DataEnd = INSTRB( DataStart + 1, binHTTPHeader, divider ) - DataStart If strFileName<>"" Then if dataend>0 then binFieldValue=MIDB( binHTTPHeader, DataStart, DataEnd ) \\\'将上传的文件写入数据库 titem=titem+1 \\\'response.write "titem:"&titem rs("FileContentType_"&titem)=strFileContentType rs("FileContent_"&titem).AppendChunk binFieldValue rs("filesize_"&titem)=lenb(binFieldValue) rs("filename_"&titem)=strfilename else binfieldvalue=binhttpheader end if End if if INSTRB( DataStart + 1, binHTTPHeader, divider )>0 then binHTTPHeader=MIDB(binHTTPHeader,INSTRB( DataStart + 1, binHTTPHeader, divider )) else binhttpheader="" end if loop rs("sizetotal")=csng(rs("filesize_1"))+csng(rs("filesize_2"))+csng(rs("filesize_3"))+csng(len(rs("body")))+csng(len(rs("emailtitle")))+csng(len(rs("emailshowname")))+csng(len("geterempl")) if csng(rs("sizetotal"))>=csng(2*1024*1024) then response.write "对不起,文件太大,请保证每封邮件的总大小不超过2M!" response.end end if rs("mailtime")=now rs("readerempl")="" if rs("receempl")<>"" then rs("receempl")=session("myid") rs("readerempl")=session("myid") end if rs("deleempl")="" rs("deleverempl")="" rs("sendmac")=strmac rs.update rs.close set rs=Nothing conn.Close set conn=Nothing %> <script language=javascript> window.open("mailok.asp",target="_self") </script> </body></html> 最后,我们来讲讲如何把内容从数据库中读出来,内容有这么几类,一类是浏览器上可以显示的,例如*.htm,一类是需要下载的,例如*.exe,还有一种是浏览器可以显示但是不能够让他显示的,例如*.asp,请看代码: <% Response.Buffer= true Response.Clear function getname(oriname) thename=oriname do while instr(thename,"/")>0 thename=mid(thename,instr(thename,"/")+1) loop do while instr(thename,"")>0 thename=mid(thename,instr(thename,"")+1) loop getname=thename end function function canexec(thechar) if instr(thechar,".asp")>0 then canexec=false exit function end if if instr(thechar,".asa")>0 then canexec=false exit function end if if instr(thechar,".aspx")>0 then canexec=false exit function end if if instr(thechar,".asax")>0 then canexec=false exit function end if canexec=true end function mailID=request("mailID") se=request("se") if se<>1 and se<>2 and se<>3 then response.end end if Set conn=server.createobject("adodb.connection") set rs=server.createobject("adodb.recordset") conn.open "DSN=;UID=;PWD=" sql="select * from t_mail where ((geterempl like \\\'%"&session("myid")&"%\\\' or deleempl like \\\'%"&session("myid")&"%\\\' or receempl like \\\'%"&session("myid")&"%\\\' ) and (not deleverempl like \\\'%"&session("myid")&"%\\\')) and mailid=\\\'"&mailid&"\\\' " rs.open sql,conn,3,3 if rs.eof or rs.bof then response.end end if if rs("filecontenttype_"&trim(se))<>"text/plain" or (not canexec(getname(trim(rs("filename_"&trim(se)))))) then Response.ContentType = rs("FileContentType_"&trim(se)) end if \\\'Response.AddHeader "content-type","application/x-msdownload" if instr(response.contenttype,"application")>0 then response.AddHeader "Content-Disposition","attachment;filename="&getname(trim(rs("filename_"&trim(se)))) end if Response.BinaryWrite rs("FileContent_"&trim(se)) rs.close set rs=Nothing conn.close set conn=nothing %> 文章到这里就结束了,至于邮件数据库的数据结构大家根据代码自己琢磨吧! 返回类别: 教程 上一教程: 菜鸟十天学会ASP教程之第八天:修改记录 下一教程: 如何计算天天的平均反复访问人数 您可以阅读与"用ASP实现支持附件的EMAIL系统(3)"相关的教程: · 用ASP实现支持附件的EMAIL系统(1) · 用ASP实现支持附件的EMAIL系统 · 用ASP实现支持附件的EMAIL系统(2) · 使用ASP实现支持附件的邮件系统 · ASP: 浏览器中上载文件的方式与实现 |
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