asp采集抓取网上房产信息的代码

%@LANGUAGE="VBSCRIPT" CODEPAGE="936"%>
!-- #include file="conn.asp" -->
!-- #include file="inc/function.asp" -->
!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" 
"http://www.w3.org/TR/html4/loose.dtd">
html>
head>
title>Untitled Document/title>
meta http-equiv="Content-Type" content="text/html; charset=gb2312">
meta http-equiv="refresh" content="300;URL=steal_house.asp">
/head>
body>
%
on error resume next
' 
Server.ScriptTimeout = 999999
'========================================================
'字符编码函数
'====================================================
Function BytesToBstr(body,code) 
dim objstream 
set objstream = Server.CreateObject("adodb.stream") 
objstream.Type = 1 
objstream.Mode =3 
objstream.Open 
objstream.Write body 
objstream.Position = 0 
objstream.Type = 2 
objstream.Charset =code
BytesToBstr = objstream.ReadText 
objstream.Close 
set objstream = nothing 
End Function 
'取行字符串在另一字符串中的出现位置
Function Newstring(wstr,strng) 
Newstring=Instr(lcase(wstr),lcase(strng)) 
if Newstring=0 then Newstring=Len(wstr) 
End Function 
'替换字符串函数
function ReplaceStr(ori,str1,str2)
ReplaceStr=replace(ori,str1,str2)
end function
'====================================================
function ReadXml(url,code,start,ends)
set oSend=createobject("Microsoft.XMLHTTP")
SourceCode = oSend.open ("GET",url,false) 
oSend.send()
ReadXml=BytesToBstr(oSend.responseBody,code )
start=Instr(ReadXml,start)
ReadXml=mid(ReadXml,start)
ends=Instr(ReadXml,ends)
ReadXml=left(ReadXml,ends-1)
end function
function SubStr(body,start,ends)
start=Instr(body,start)
SubStr=mid(body,start+len(start)+1)
ends=Instr(SubStr,ends)
SubStr=left(SubStr,ends-1)
end function
dim getcont,NewsContent
dim url,title
url="http://www.***.com"'新闻网址
getcont=ReadXml(url,"gb2312","table class=k2 border=""0""","/table>")
getcont=RegexHtml(getcont)
dim KeyId,NewsClass,City,Position,HouseType,Level,Area,Price,Demostra
dim ContactMan,Contact
for i=2 to ubound(getcont)
response.Write(getcont(i)"__br>")

tempLink=mid(getcont(i),instr(getcont(i),"href=""")+6,instr(getcont(i),""" 
onClick")-10)
tempLink=replace(tempLink,"../","")

response.Write(i":"tempLink"br>")
NewsContent=ReadXml(tempLink,"gb2312","td valign=""bottom"" 
width=""400"">","hr width=""760"" 
noshade size=""1"" color=""#808080""> 
")
NewsContent=RemoveHtml(NewsContent)
NewsContent=replace(NewsContent,VbCrLf,"")
NewsContent=replace(NewsContent,vbNewLine,"")
NewsContent=replace(NewsContent," ","")
NewsContent=replace(NewsContent," ","")
NewsContent=replace(NewsContent,"nbsp;","") 
NewsContent=replace(NewsContent,"\n","") 
NewsContent=replace(NewsContent,chr(10),"")
NewsContent=replace(NewsContent,chr(13),"")
'===============get Content=======================
response.Write(NewsContent)
KeyId=SubStr(NewsContent,"列号：","信息类别：")
NewsClass=SubStr(NewsContent,"类别：","所在城市：")
City=SubStr(NewsContent,"城市：","房屋具体位置：")
Position=SubStr(NewsContent,"位置：","房屋类型：")
HouseType=SubStr(NewsContent,"类型：","楼层：")
Level=SubStr(NewsContent,"楼层：","使用面积：")
Area=SubStr(NewsContent,"面积：","房价：")
Price=SubStr(NewsContent,"房价：","其他说明：")
Demostra=SubStr(NewsContent,"说明：","联系人：")
ContactMan=SubStr(NewsContent,"联系人：","联系方式：")
Contact=SubStr(NewsContent,"联系方式：","信息来源：") 
response.Write("总序列号:"KeyId"br>")
response.Write("信息类别:"NewsClass"br>")
response.Write("所在城市:"City"br>")
response.Write("房屋具体位置:"Position"br>")
response.Write("房屋类型:"HouseType"br>")
response.Write("楼层:"Level"br>")
response.Write("使用面积:"Area"br>")
response.Write("房价:"Price"br>")
response.Write("其他说明:"Demostra"br>")
response.Write("联系人:"ContactMan"br>")
response.Write("联系方式:"Contact"br>")
'title=RemoveHTML(aa(i))
'response.Write("title:"title)
for n=0 to application.Contents.count
if(application.Contents(n)=KeyId) then
ifexit=true 
end if 
next 
if not ifexit then
application(timei)=KeyId
'添加到数据库
'====================================================
set rs=server.CreateObject("adodb.recordset") 
rs.open "select top 1 * from news order by id desc",conn,3,3
rs.addnew
rs("NewsClass")=NewsClass
rs("City")=City
rs("Position")=Position
rs("HouseType")=HouseType
rs("Level")=Level
rs("Area")=Area
rs("Price")=Price
rs("Demostra")=Demostra
rs("ContactMan")=ContactMan
rs("Contact")=Contact
rs.update
rs.close
set rs=nothing
end if
'==================================================

next
function RemoveTag(body)
Set regEx = New RegExp
regEx.Pattern = "[a].*?\/[a]>"
regEx.IgnoreCase = True
regEx.Global = True
Set Matches = regEx.Execute(body) 
dim i,arr(15),ifexit
i=0
j=0
For Each Match in Matches
TempStr = Match.Value 
TempStr=replace(TempStr,"td>","")
TempStr=replace(TempStr,"/td>","")
TempStr=replace(TempStr,"tr>","")
TempStr=replace(TempStr,"/tr>","") 
arr(i)=TempStr 
i=i+1
if(i>=15) then
exit for
end if
Next
Set regEx=nothing
Set Matches =nothing
RemoveTag=arr

end function
function RegexHtml(body)
dim r_arr(47),r_temp
Set regEx2 = New RegExp
regEx2.Pattern ="a.*?\/a>"
regEx2.IgnoreCase = True
regEx2.Global = True
Set Matches2 = regEx2.Execute(body) 
iii=0 
For Each Match in Matches2

r_arr(iii)=Match.Value

iii=iii+1 
Next
RegexHtml=r_arr
set regEx2=nothing
set Matches2=nothing
end function
'======================================================
conn.close
set conn=nothing
%>
/body>
/html>