#TITLE=ASP常用語法及函數
#INFO
ASP常用的一些語法及自訂函數
#SORT=n
#T= ===ASP常用語法===
#T===============================
#T=資料庫相關
#T= 連線ACCESS資料庫
<%
Dim DBName,Conn
DBName^! '定義資料庫路徑及名稱
SET Conn = Server.CreateObject(ADODB.Connection)
Conn.Open Provider=Microsoft.Jet.OLEDB.4.0;Data Source= & Server.MapPath(DBName)
%>
#T= 連線MS SQL資料庫
<%
Dim Conn
SET Conn=Server.CreateObject(ADODB.connection)
Conn.Open PROVIDER=SQLOLEDB;DATA SOURCE=SQL伺服器名稱或IP位址;UID=資料庫登入帳號;PWD=資料庫密碼;DATABASE=資料庫名稱
%>
#T= 建立記錄集
SET ^!=Server.CreateObject(ADODB.recordset)
#T= 執行SQL指令
RS.Open SQL,conn,1,1
#T= 執行SQL指令
Conn.Execute(^!)
#T= RS直接執行SQL指令
SET RS = Conn.Execute(^!)
#T= 關閉記錄集
RS.CLOSE
SET RS=NOTHING
#T= 關閉資料庫
Conn.Close
SET Conn=Nothing
#T===============================
#T=ServerVariables相關
#T= 取上一頁位址
Request.ServerVariables(HTTP_REFERER)
#T= 取伺服器的名稱1
Request.ServerVariables(SERVER_NAME)
#T= 取伺服器的名稱2
Request.ServerVariables(HTTP_HOST)
#T= 取伺服器IP
Request.ServerVariables(LOCAL_ADDR)
#T= 取用戶IP
Request.ServerVariables(Remote_Host)
#T= 取用戶真實IP1
Request.serverVariables(REMOTE_ADDR)
#T= 取用戶真實IP函數
Function GetRealIP()
GetRealIP = Request.ServerVariables(HTTP_X_FORWARDED_FOR)
IF(GetRealIP = )THEN GetRealIP = Request.ServerVariables(REMOTE_ADDR)
End Function
#T= 取伺服器端口
Request.ServerVariables(SERVER_PORT)
#T= 取伺服器作業系統
Request.ServerVariables(OS)
#T= 取伺服器的絕對路徑
Request.ServerVariables(APPL_PHYSICAL_PATH)
#T= 取本文件的絕對路徑1
Requet.ServerVariables(PATH_TRANSLATED)
#T= 取本文件的絕對路徑2
Server.mappath(Request.ServerVariables(SCRIPT_NAME))
#T= 取本文件的相對路徑1
Request.ServerVariables(URL)
#T= 取本文件的相對路徑2
Request.ServerVariables(SCRIPT_NAME)
#T= 取本文件的相對路徑3
Request.ServerVariables(PATH_INFO)
#T= 取網址列後的參數
Request.ServerVariables(QUERY_STRING)
#T= 取伺服器系統訊息
Request.ServerVariables(HTTP_USER_AGENT)
#T= 伺服器元件偵測
<%
Function IsObjInstalled(strClassString)
On Error Resume Next
IsObjInstalled = False
Err = 0
Dim xTestObj
SET xTestObj = Server.CreateObject(strClassString)
IF(0 = Err)THEN IsObjInstalled = True
SET xTestObj = Nothing
Err = 0
End Function
'IF(IsObjInstalled(Persits.Upload)=True)THEN
' Response.Write 支援AspUpload元件
'ELSE
' Response.Write 不支援AspUpload元件
'END IF
%>
#T= 取客戶端語言環境
^!Request.ServerVariables(HTTP_ACCEPT_LANGUAGE)
#T= 取客戶端資訊:HTTP_USER_AGENT
^!Request.ServerVariables(HTTP_USER_AGENT)
#T= 取表單(Form)值元素值
Request.Form(^!)
#T= 取URL傳遞的值
Request.QueryString(^!)
#T= 取完整URL位址
Function GetUrl()
GetUrl=http://&Request.ServerVariables(SERVER_N ... .ServerVariables(URL)
IF(Request.ServerVariables(QUERY_STRING)<>)THEN GetURL=GetUrl&?& Request.ServerVariables(QUERY_STRING)
End Function
#T===============================
#T=自訂函數
#T= 過濾HTML字符
<%
'過濾HTML字元函數
Function HTMLEncode(str)
IF(str <> )THEN
str = Replace(str, &, &)
str = Replace(str, >, >)
str = Replace(str, <, <)
str = Replace(str, Chr(32), )
str = Replace(str, Chr(9), )
str = Replace(str, Chr(34), )
str = Replace(str, Chr(39), ')
str = Replace(str, Chr(13), )
str = Replace(str, Chr(10) & Chr(10), </P><P>)
str = Replace(str, Chr(10), <BR>)
str = Replace(str, Chr(255), )
END IF
HTMLEncode = str
End Function
%>
#T= 偵測上頁是否從本站提交
<%
'檢測上頁是否從本站提交
'返回:True,False
'================================================== ==============
Function IsSelfRefer()
Dim sHttp_Referer, sServer_Name
sHttp_Referer = CStr(Request.ServerVariables(HTTP_REFERER))
sServer_Name = CStr(Request.ServerVariables(SERVER_NAME))
IF(Mid(sHttp_Referer, 8, Len(sServer_Name)) = sServer_Name)THEN
IsSelfRefer = True
ELSE
IsSelfRefer = False
END IF
End Function
%>
#T= 清除所有HTML標記
<%
'清除HTML標記
Function stripHTML(htmlStr)
Dim regEx
SET regEx = New Regexp
regEx.IgnoreCase = True
regEx.Global = True
regEx.Pattern = <.+?>
htmlStr = regEx.Replace(htmlStr,)
htmlStr = Replace(htmlStr, <,<)
htmlStr = Replace(htmlStr, >,>)
htmlStr = Replace(htmlStr,chr(10),)
htmlStr = Replace(htmlStr,chr(13),)
stripHTML = htmlStr
SET regEx = Nothing
End Function
%>
#T= 取字串長度
<%
'求字串長度函數
Function GetLength(str)
Dim Length
For i=1 to Len(str)
IF(Asc(Mid(str,i,1))<0 或 Asc(Mid(str,i,1))>256)THEN
Length=Length+2
ELSE
Length=Length+1
END IF
Next
GetLength=Length
End Function
%>
#T= 截取指定長度字串
<%
'截取指定長度的字串，多餘的用...代替
Function StrLeft(str,strlen)
IF(str = )THEN
StrLeft =
Exit Function
END IF
Dim l,t,c,i
str = Replace(Replace(Replace(Replace(str, , ),,chr(34)),>,>),<,<)
l=len(str)
t=0
For i=1 to l
c=Abs(Asc(Mid(str,i,1)))
IF(c>255)THEN
t=t+2
ELSE
t=t+1
END IF
IF(t>strlen)THEN
StrLeft = left(str,i) & ...
Exit For
ELSE
StrLeft = str
END IF
Next
StrLeft = Replace(Replace(Replace(Replace(StrLeft, , ),chr(34),),>,>),<,<)
End Function
%>
#T= 取得安全的提交參數
<%
'================================================== ==============
'SQL Injection Check
'函數功能：過濾字元參數中的單引號，對於數字參數進行判斷，如果不是數值類型，則賦值0
'參數意義：str ---- 要過濾的參數
'strType ---- 參數類型，分為字元型和數字型，字元型為s，數字型為i
'================================================== ==============
Function CheckStr(str,strType)
Dim strTmp
strTmp =
IF(strType =s)THEN
strTmp = Replace(Trim(str),','')
ELSEIF(strType=i)THEN
IF(IsNumeric(str)=False)THEN str=False
strTmp = str
ELSE
strTmp = str
End IF
CheckStr= strTmp
End Function
%>
#T= 過濾不良字元(BadWord)
<%
'過濾不良字元(BadWords)
Function ChkBadWords(fString)
Dim BadWords,bwords,i
BadWords = 我幹|幹你|幹他|你媽的|他媽的|狗|雜種|屄|屌|王八|強暴|做愛|處女|澤民|法輪|法倫|洪志|法輪
IF(Not(IsNull(BadWords) or IsNull(fString)))THEN
bwords = Split(BadWords, |)
For i = 0 to UBound(bwords)
fString = Replace(fString, bwords(i), string(Len(bwords(i)),*))
Next
ChkBadWords = fString
END IF
End Function
%>
#T= 產生隨機自訂長度密碼
<%
'產生隨機自訂長度密碼
Function makePassword(maxLen)
Dim strNewPass
Dim whatsNext, upper, lower, intCounter
Randomize
For intCounter = 1 To maxLen
whatsNext = Int((1 - 0 + 1) * Rnd + 0)
IF(whatsNext = 0)THEN
'character
upper = 90
lower = 65
ELSE
upper = 57
lower = 48
END IF
strNewPass = strNewPass & Chr(Int((upper - lower + 1) * Rnd + lower))
Next
makePassword = strNewPass
End Function
'Response.Write makepassword(8)
%>
#T= 填入Textarea時保持格式inHTML
<%
'================================================== ==============
'去除Html格式，用於從資料庫中取出值填入輸入框時
'注意：value=?這邊一定要用雙引號
'================================================== ==============
Function inHTML(str)
Dim sTemp
sTemp = str
inHTML =
If IsNull(sTemp) = True Then
Exit Function
End If
sTemp = Replace(sTemp, &, &)
sTemp = Replace(sTemp, <br>,chr(13))
sTemp = Replace(sTemp, <, <)
sTemp = Replace(sTemp, >, >)
sTemp = Replace(sTemp, , Chr(34))
inHTML = sTemp
End Function
%>
#T= 正規表表達式驗證函數
<%
'正規表表達式驗證函數patrn-正規表示式strng-需要驗證的字串
'================================================== ==============
Function RegExpTest(patrn, strng)
Dim regEx, retVal ' 建立變數。
SET regEx = New RegExp ' 建立正規表示式。
regEx.Pattern = patrn ' 設定模式。
regEx.IgnoreCase = False ' 設定是否區分大小寫。
retVal = regEx.Test(strng) ' 執行搜尋測試。
RegExpTest = retVal '回傳值，不符合就回傳false，符合為true
SET regEx = NOTHING
End Function
%>
#T= 產生隨機字串
<%
'產生隨機字串
Function RndCode()
Dim CodeSet,AmountSet
CodeSet = 0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz
AmountSet = 62 ' 文字數量
Randomize
Dim vCode(10), vCodes,i
For i = 0 To 9
vCode(i) = Int(Rnd * AmountSet)
vCodes = vCodes & Mid(CodeSet, vCode(i) + 1, 1)
Next
RndCode=vCodes
End Function
%>
#T===============================
#T=FSO相關操作
#T= 判斷目錄是否存在
<%
Function IsFloderExist(strFolderName)
SET FSO=Server.CreateObject(Scripting.FileSystemObject)
IF(FSO.FolderExists(strFolderName))THEN
IsFloderExist = True
ELSE
IsFloderExist = False
END IF
SET FSO=NOTHING
End Function
%>
#T= 建立目錄
<%
Function CreateFolder(strFolderName)
SET FSO=Server.CreateObject(Scripting.FileSystemObject)
IF(FSO.FolderExists(strFolderName) = False)THEN
FSO.CreateFolder(strFolderName)
END IF
SET FSO=NOTHING
END Function
%>
#T= 刪除目錄
<%
Function DeleteFolder(strFolderName)
SET FSO=Server.CreateObject(Scripting.FileSystemObject)
IF(FSO.FolderExists(strFolderName))THEN
FSO.DeleteFolder(strFolderName)
END IF
SET FSO=NOTHING
END Function
%>
#T= 判斷文件是否存在
<%
Function IsFileExist(strFileName)
SET FSO=Server.CreateObject(Scripting.FileSystemObject)
IF(FSO.FileExists(strFileName))THEN
IsFileExist = True
ELSE
IsFileExist = False
END IF
SET FSO=NOTHING
End Function
%>
#T= 刪除文件
<%
Function DeleteFile(strFileName)
SET FSO=Server.CreateObject(Scripting.FileSystemObject)
IF(FSO.FileExists(strFileName))THEN
FSO.DeleteFile(strFileName)
END IF
SET FSO=NOTHING
END Function
%>
#T===============================
#T= ASP小偷常用的幾個函數
<%
Function ByteToStr(vIn)
Dim strReturn,i,ThisCharCode,innerCode,Hight8,Low8,NextCharCode
strReturn =
For i = 1 To LenB(vIn)
ThisCharCode = AscB(MidB(vIn,i,1))
IF(ThisCharCode < &H80)THEN
strReturn = strReturn & Chr(ThisCharCode)
ELSE
NextCharCode = AscB(MidB(vIn,i+1,1))
strReturn = strReturn & Chr(CLng(ThisCharCode) * &H100 + CInt(NextCharCode))
i = i + 1
END IF
Next
ByteToStr = strReturn
End Function
Function GetHttpPageContent(url,Method,SendStr)
Dim Retrieval
SET Retrieval = Server.CreateObject(Microsoft.XMLHTTP)
With Retrieval
.Open Method, url, False , ,
.setRequestHeader Content-Type,application/x-www-form-urlencoded
.Send(SendStr)
GetHttpPageContent = .ResponseBody
End With
SET Retrieval = Nothing
GetHttpPageContent=ByteToStr(GetHttpPageContent)
End Function
Function RegExpText(strng,regStr)
Dim regEx,Match,Matches,RetStr
SET regEx = New RegExp
regEx.Pattern = regStr
regEx.IgnoreCase = True
regEx.Global = True
SET Matches = regEx.Execute(strng)
For Each Match in Matches
RetStr = RetStr & regEx.Replace(Match.Value,$1) & ,
Next
RegExpText = RetStr
set regEx=nothing
End Function
Function StreamBytesToBstr(strBody, CodeBase)
Dim objStream
SET objStream = Server.CreateObject(Adodb.Stream)
With objStream
.Type = 1
.Mode = 3
.Open
.Write strBody
.Position = 0
.Type = 2
.Charset = CodeBase
StreamBytesToBstr = .ReadText
.Close
End With
SET objStream = Nothing
End Function
%>