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    用文本+ASP打造新闻发布系统(四)新闻删除

    2018-04-08 09:04:04 次阅读 稿源:互联网
    零七广告
    <!--#include file="news_session.asp"-->

    <%
    dim id
    id=Request.QueryString ("id")
    dim myfso
    set myfso=createobject("scripting.filesystemobject")
    if myfso.FileExists(server.mappath("./news_content/"&id&".txt"))then
    myfso.DeleteFile (server.mappath("./news_content/"&id&".txt"))'#############删除新闻内容
    end if

    dim mytext2,myread2
    set myread2=myfso.opentextfile(server.mappath("./new_list.asp"),1,0)
    if myread2.atendofstream then
    Response.Write "没有新闻内容"
    myread2.close
    Response.End
    end if

    mytext2=myread2.readall
    myread2.close
    dim listarray,i,h,count,sf,title
    listarray=split(mytext2,"|") '#########读取记录并以#分割成listarray数组
    count=ubound(listarray)
    for i=0 to count '###########根据ID找到该新闻实现删除功能
    sf=split(listarray(i),",")
    if right(sf(0),7)=right(id,7) then
    dim thisid
    thisid=i

    '#######为6说明上传了图片,删除新闻图片和该列表记录
    if ubound(sf)=6 then
    myfso.deletefile(server.MapPath ("./images/"&sf(6)))
    end if
    exit for
    end if
    next

    dim mytext,mappath
    mappath=server.mappath("./")
    set mytext=myfso.createtextfile(mappath&"/new_list.asp",-1,0)
    for i=0 to thisid-1' ##########把所有数据重新写入文件
    mytext.write listarray(i)&"|"
    next

    for i=thisid+1 to ubound(listarray)
    if i=ubound(listarray) then
    mytext.write listarray(i)
    exit for
    else
    mytext.write listarray(i)&"|"
    end if
    next
    mytext.close
    %>
    <script language="javascript">
    alert("删除成功");
    location.href =("news_admin1.asp");
    </script>
    ---------------
    news_view.asp
    <% Response.Expires=0
    dim myid,myfso,myread,mytext1
    myid=request.querystring("id")

    if len(myid)=0 then
    Response.Write "没有该新闻"
    Response.End
    end if

    set myfso=createobject("scripting.filesystemobject")
    set myread=myfso.opentextfile(server.mappath("./news_content/"&myid&".txt"),1,0)
    if myread.atendofstream then
    Response.Write "没有新闻内容"
    Response.End
    else
    mytext1=myread.readall '#######打开对应的新闻内容文件,并读取用变量存储


    function htmlencode2(str)'###########字符处理函数
    dim result
    dim l
    l=len(str)
    result=""
    dim i
    for i = 1 to l
    select case mid(str,i,1)
    case chr(34)
    result=result+""""
    case "&"
    result=result+"&"
    case chr(13)
    result=result+"<br>"
    case " "
    result=result+" "
    case chr(9)
    result=result+" "
    case chr(32)
    result=result+" "
    if i+1<=l and i-1>0 then
    if mid(str,i+1,1)=chr(32) or mid(str,i+1,1)=chr(9) or mid(str,i-1,1)=chr(32) or mid(str,i-1,1)=chr(9) then
    result=result+" "
    else
    result=result+" "
    end if
    else
    result=result+" "
    end if
    case else
    result=result+mid(str,i,1)
    end select
    next
    htmlencode2=result
    end function



    myread.close
    end if

    dim mytext2,myread2
    set myread2=myfso.opentextfile(server.mappath("./new_list.asp"),1,0)

    if myread2.atendofstream then
    Response.Write "没有新闻内容"
    Response.End
    else
    mytext2=myread2.readall
    myread2.close
    dim listarray,i,h
    listarray=split(mytext2,"|") '#########读取记录并以#分割成listarray数组

    dim count,sf,title,src
    count=ubound(listarray)

    for i=0 to count '###########根据ID找到该新闻并把文章点击次数加1
    sf=split(listarray(i),",")
    if right(sf(0),7)=right(myid,7) then
    title=sf(1)
    src=sf(3)
    sf(4)=sf(4)+1

    '#######为6说明上传了图片,存储为新的数组
    if ubound(sf)=6 then
    listarray(i)=sf(0)&","&sf(1)&","&sf(2)&","&sf(3)&","&sf(4)&","&sf(5)&","&sf(6)
    dim mypic
    mypic=sf(6)
    else
    listarray(i)=sf(0)&","&sf(1)&","&sf(2)&","&sf(3)&","&sf(4)&","&sf(5)
    end if
    '##################
    exit for
    end if

    next

    dim k,mytext,mappath
    mappath=server.mappath("./")
    set mytext=myfso.createtextfile(mappath&"/new_list.asp",-1,0)<

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