<%
'#######以下是一個類文件，下面的注解是調用類的方法################################################
'# 注意：如果系統不支持建立Scripting.FileSystemObject對象，那么數據庫壓縮功能將無法使用
'# Access 數據庫類
'# CreateDbFile 建立一個Access 數據庫文件
'# CompactDatabase 壓縮一個Access 數據庫文件
'# 建立對象方法:
'# Set a = New DatabaseTools
'# by (蕭寒雪) s.f.
'#########################################################################################
Class DatabaseTools
Public function CreateDBfile(byVal dbFileName,byVal DbVer,byVal SavePath)
'建立數據庫文件
'If DbVer is 0 Then Create Access97 dbFile
'If DbVer is 1 Then Create Access2000 dbFile
On error resume Next
If Right(SavePath,1)<>"/" Or Right(SavePath,1)<>"/" Then SavePath = Trim(SavePath) & "/"
If Left(dbFileName,1)="/" Or Left(dbFileName,1)="/" Then dbFileName = Trim(Mid(dbFileName,2,Len(dbFileName)))
If DbExists(SavePath & dbFileName) Then
Response.Write ("對不起，該數據庫已經存在!")
CreateDBfile = False
Else
Dim Ca
Set Ca = Server.CreateObject("ADOX.Catalog")
If Err.number<>0 Then
Response.Write ("無法建立，請檢查錯誤信息
" & Err.number & "
" & Err.Description)
Err.Clear
Exit function
End If
If DbVer=0 Then
call Ca.Create("Provider=Microsoft.Jet.OLEDB.3.51;Data Source=" & SavePath & dbFileName)
Else
call Ca.Create("Provider=Microsoft.Jet.OLEDB.4.0;Data Source=" & SavePath & dbFileName)
End If
Set Ca = Nothing
CreateDBfile = True
End If
End function
Public function CompactDatabase(byVal dbFileName,byVal DbVer,byVal SavePath)
'壓縮數據庫文件
'0 為access 97
'1 為access 2000
On Error resume next
If Right(SavePath,1)<>"/" Or Right(SavePath,1)<>"/" Then SavePath = Trim(SavePath) & "/"
If Left(dbFileName,1)="/" Or Left(dbFileName,1)="/" Then dbFileName = Trim(Mid(dbFileName,2,Len(dbFileName)))
If DbExists(SavePath & dbFileName) Then
Response.Write ("對不起，該數據庫已經存在!")
CompactDatabase = False
Else
Dim Cd
Set Cd =Server.CreateObject("JRO.JetEngine")
If Err.number<>0 Then
Response.Write ("無法壓縮，請檢查錯誤信息
" & Err.number & "
" & Err.Description)
Err.Clear
Exit function
End If
If DbVer=0 Then
call Cd.CompactDatabase("Provider=Microsoft.Jet.OLEDB.3.51;Data Source=" & SavePath & dbFileName,"Provider=Microsoft.Jet.OLEDB.3.51;Data
Source=" & SavePath & dbFileName & ".bak.mdb;Jet OLEDB;Encrypt Database=True")
Else
call Cd.CompactDatabase("Provider=Microsoft.Jet.OLEDB.4.0;Data Source=" &
SavePath & dbFileName,"Provider=Microsoft.Jet.OLEDB.4.0;Data Source=" &
SavePath & dbFileName & ".bak.mdb;Jet OLEDB;Encrypt Database=True")
End If
'刪除舊的數據庫文件
call DeleteFile(SavePath & dbFileName)
'將壓縮后的數據庫文件還原