用文本+ASP打造新闻发布系统五新闻修改 -pc6资讯

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用文本+ASP打造新闻发布系统五新闻修改 时间：2004/10/7 19:09:00来源：本站整理作者：蓝点我要评论(0)

　　　　　　　　　　　　

　　　　　　　　　　　　‘#######news_update.asp

<% dim myid
myid=Request.QueryString ("id")
if len(myid)=0 then
Response.Write "没有该新闻"
Response.End
end if

dim myfso,myread,mytext,newscontent
'#######打开对应的新闻内容文件,并读取用变量存储
set myfso=createobject("scripting.filesystemobject")
if myfso.FileExists (server.mappath("./news_content/"&myid&".txt")) then
set myread=myfso.opentextfile(server.mappath("./news_content/"&myid&".txt"),1,0)

newscontent=myread.readall
myread.close
newscontent=replace(newscontent,"
",chr(13))
newscontent=replace(newscontent," "," ")
newscontent=replace(newscontent," ",chr(32))
newscontent=replace(newscontent,"'' ",chr(34))

else
Response.Write "该新闻已被删除"
Response.End
end if

dim mytext2,myread2 '#######打开新闻列表文件
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
end if

mytext2=myread2.readall
dim listarray
listarray=split(mytext2,"|") '#########读取记录并以#分割成listarray数组
dim count,sf,i,title,src
count=ubound(listarray)
for i=0 to count '###########根据ID找到该新闻并用变量存储给新闻的标题
sf=split(listarray(i),",")
if right(sf(0),7)=right(myid,7) then
title=sf(1)
src=sf(3)
exit for
end if
next

%>

##########
news_updating.asp

<%
'Fields("xxx").Name 取得Form中xxx(Form Object)的名字
'Fields("xxx").FilePath 如果是file Object 取得文件的完整路径
'Fields("xxx").FileName 如果是file Object 取得文件名
'Fields("xxx").ContentType 如果是file Object 取得文件的类型
'Fields("xxx").Length 取得Form中xxx(Form Object)的数据长度
'Fields("xxx").Value 取得Form中xxx(Form Object)的数据内容
Dim FormData,FormSize,gnote,bnote,notes,binlen,binstr
FormSize=Request.TotalBytes
FormData=Request.BinaryRead(FormSize)
Set Fields = GetUpload(FormData)

'############判断输入错误
dim mytitle,content,src,id,mysession
mysession=Fields("newtitle").value
if len(mysession)=0 then
Response.Write "非法登陆或超时间,请重新登陆"
Response.End
end if

mytitle=Fields("newtitle").value
mytitle=replace(mytitle,"|","|")
mytitle=replace(mytitle,"
","")

content=Fields("newcontent").value

src=Fields("newssrc").value
src=replace(src,"|","|")
src=replace(src,"
","")
id=trim(right(Fields("myid").value,12))

if len(mytitle)=0 then
Response.Write ""
end if

if len(content)=0 then
Response.Write ""
end if

if len(src)=0 then
Response.Write ""

end if

'############################################################################################图片更该功能的实现
newfile="client1"
If Fields(newfile).FileName<>"" Then
set file_0=Server.CreateObject("Scripting.FileSystemObject")
dim contextname
contextname=right(Fields("client1").FileName,4)
imageid=id&contextname

if contextname<>".gif" and contextname<>".jpg" then '#########判断上传文件格式
Response.Write ""
end if

file_name=Server.MapPath("./images/"&imageid&"")

'#####################################如果原来有图片文件主名为id的则删除该图片
if file_0.fileexists(server.MapPath ("./images/"&id&".gif")) then
Set f3 = file_0.GetFile(server.MapPath ("./images/"&id&".gif"))
f3.Delete

end if
if file_0.fileexists(server.MapPath ("./images/"&id&".jpg")) then
Set f3 = file_0.GetFile(server.MapPath ("./images/"&id&".jpg"))
f3.Delete
end if
'########################################写入图片

set outstream=file_0.openTextFile(file_name,8,-1)
binstr=Fields("client1").Value

binlen=1
varlen=lenb(binstr)
for i=1 to varlen
clow = MidB(binstr,i,1)
If AscB(clow) = 255 then
outstream.write chr(255)
binlen=binlen+1
if (i mod 2)=0 then
notes=gnote
exit for
end if
elseif AscB(clow) > 128 then
clow1=MidB(binstr,i+1,1)
if AscB(clow1) <64 or AscB(clow1) =127 or AscB(clow1) = 255 then
binlen=binlen+1
'if (binlen mod 2)=0 then
binlen=binlen+1
outstream.write Chr(AscW(ChrB(128)&clow))
'end if
notes=bnote
exit for
else
outstream.write Chr(AscW(clow1&clow))
binlen=binlen+2
i=i+1
if (i mod 2)=0 then
notes=gnote
exit for
end if
end if
else
outstream.write chr(AscB(clow))
binlen=binlen+1
if (i mod 2)=0 then
notes=gnote
exit for
end if
end if
next
outstream.close
set outstream=file_0.OpenTextFile(file_name,8,false,-1)
outstream.write midb(Fields(newfile).Value,binlen)
outstream.close
if notes=bnote then notes=notes&(binlen-1)&"字节处。"

End If

'#######################################################################################################

dim myfso,mywrite '#######修改新闻详细内容
set myfso=createobject("scripting.filesystemobject")
if myfso.FileExists(server.mappath("./news_content/"&id&".txt")) then
myfso.DeleteFile (server.mappath("./news_content/"&id&".txt"))
end if
set mywrite=myfso.createtextfile(server.mappath("./news_content/"&id&".txt"),-1,0)
mywrite.write content

dim mytext2,myread2 '#########修改新闻的标题来源
set myread2=myfso.opentextfile(server.mappath("./new_list.asp"),1,0)
mytext2=myread2.readall
dim listarray,i,h,count,sf
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找到该新闻记录
sf=split(listarray(i),",")
if right(sf(0),7)=right(id,7) then
sf(1)=mytitle
sf(3)=src

'#######为6说明上传了图片,存储新的数组实现查看记录点击次数加1
if ubound(sf)=6 then
If Fields(newfile).FileName<>"" Then
sf(6)=imageid
end if
listarray(i)=sf(0)&","&sf(1)&","&sf(2)&","&sf(3)&","&sf(4)&","&sf(5)&","&sf(6)
else
listarray(i)=sf(0)&","&sf(1)&","&sf(2)&","&sf(3)&","&sf(4)&","&sf(5)
end if
'##################
exit for
end if

next

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+"
"
case " "
result=result+" "
case chr(9)
result=result+" "
case chr(32)
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
'##########################
dim k,mytext,mappath
mappath=server.mappath("./")
set mytext=myfso.createtextfile(mappath&"\new_list.asp",-1,0)

for i=0 to ubound(listarray)' ##########把所有数据重新写入文件
if i=ubound(listarray) then
mytext.write htmlencode2(listarray(i))
else
mytext.write htmlencode2(listarray(i)&"|")
end if
next
%>

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新闻发布系统后台管理--新闻修改
新闻标题
新闻内容	<%=newscontent%>
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