采用XMLHTTP编写一个天气预报的程序

本文主要是介绍采用XMLHTTP编写一个天气预报的程序，希望对大家解决编程问题提供一定的参考价值，需要的开发者们随着小编来一起学习吧！

本人就职于一个本地门户网站，每天网站上的天气都得更新。久而久之感到相当麻烦，于是写了一个定时的新闻小偷，帖出来大家参考一下系统要求: 支持FSO, 服务器UDP　TCP/IP    没有屏蔽

下面是小偷的内容
FileName TianQi.asp
Write By Niaoked QQ408611119
www.knowsky.com
<%
if hour(now)=9 and minute(now)<30 then
getCategories()
end if
Function getCategories()
on error resume next
Dim oXMLHTTP ' As Object
Dim oCategories ' As Object
Dim BodyText
Dim Pos,Pos1
Set oXMLHTTP = CreateObject("Microsoft.XMLHTTP")
'--- set the XMLHTTP call and issue send (no parm as category
'--- is included in URL
oXMLHTTP.open "GET","http://weather.china.com.cn/travel_gntq.php?cityid=56196&cityname=绵阳",False  '这个地方换成你自己的地址
oXMLHTTP.send
'--- load the response into the Categories data island
 BodyText=oXMLHTTP.responsebody
 BodyText=BytesToBstr(BodyText,"gb2312")
 Pos=Instr(BodyText,"<body")
 pos1=Instr(BodyText,"</body>")
 BodyText=mid(BodyText,pos,pos1)
 BodyText=split(BodyText,"<table")
 Pos=Instr(BodyText(4),"<tr")
 pos1=Instr(BodyText(4),"</tr>")
 Body=mid(BodyText(4),pos,len(BodyText(4))-pos)
 body=split(body,"</table>")
body1=split(replace(replace(replace(body(0),"<br>",""),"</td>",""),"</tr>",""),"天气")
for i= 1 to ubound(body1)
body3=split(body1(i),"<td")
weather=weather & "document.write("""& i&"$" & "天气" & HTMLEncode(trim(body3(0))) & """);" & vbcrlf
next
weather=replace(weather,"1$","<FONT color=#ffffff>【今天】</FONT>")
weather=replace(weather,"2$","<FONT color=#ffffff>【明天】</FONT>")
weather=replace(weather,"3$","<FONT color=#ffffff>【后天】</FONT>")
 Set fs = CreateObject("scripting.FileSystemObject")
  Set f = fs.CreateTextFile(request.ServerVariables("APPL_PHYSICAL_PATH")& "tq.js", True)
  f.write("document.write('绵阳天气预报:');" &vbcrlf &  replace(weather,"<BR>",""))
  f.close
  Set f = nothing
  Set fs = nothing
response.write "绵阳天气预报:"& weather
Set oXMLHTTP = Nothing
if err.number<>0 then
response.write "出错了，错误描述："&err.description & "<br>错误来源"& err.source
response.End()
end if
End Function

Function BytesToBstr(body,Cset)
        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 = Cset
        BytesToBstr = objstream.ReadText
        objstream.Close
        set objstream = nothing
End Function
Public Function HTMLEncode(fString)
  If Not IsNull(fString) Then
   fString = replace(fString, ">", "&gt;")
   fString = replace(fString, "<", "&lt;")
   fString = Replace(fString, CHR(32), " ")  '&nbsp;
   fString = Replace(fString, CHR(9), " ")   '&nbsp;
   fString = Replace(fString, CHR(34), "&quot;")
   fString = Replace(fString, CHR(39), "&#39;") '单引号过滤
   fString = Replace(fString, CHR(13), "")
   fString = Replace(fString, CHR(10) & CHR(10), "</P><P> ")
   fString = Replace(fString, CHR(10), "<BR> ")
   HTMLEncode = fString
  End If
 End Function
%>

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