inpour.asp

一个用asp实现简单的小型OA系统

<%
Rem 过滤SQL非法字符, 防止注入

Function Checkstr(Str)
    Str = Trim(Str)
    If IsNull(Str) Then
        CheckStr = ""
        Exit Function
    End If
    Str = Replace(Str, Chr(0), "", 1, -1, 1)
    Str = Replace(Str, """", "&quot;", 1, -1, 1)
    Str = Replace(Str, "<", "&lt;", 1, -1, 1)
    Str = Replace(Str, ">", "&gt;", 1, -1, 1)
    Str = Replace(Str, "script", "&#115;cript", 1, -1, 0)
    Str = Replace(Str, "SCRIPT", "&#083;CRIPT", 1, -1, 0)
    Str = Replace(Str, "Script", "&#083;cript", 1, -1, 0)
    Str = Replace(Str, "script", "&#083;cript", 1, -1, 1)
    Str = Replace(Str, "object", "&#111;bject", 1, -1, 0)
    Str = Replace(Str, "OBJECT", "&#079;BJECT", 1, -1, 0)
    Str = Replace(Str, "Object", "&#079;bject", 1, -1, 0)
    Str = Replace(Str, "object", "&#079;bject", 1, -1, 1)
    Str = Replace(Str, "applet", "&#097;pplet", 1, -1, 0)
    Str = Replace(Str, "APPLET", "&#065;PPLET", 1, -1, 0)
    Str = Replace(Str, "Applet", "&#065;pplet", 1, -1, 0)
    Str = Replace(Str, "applet", "&#065;pplet", 1, -1, 1)
    Str = Replace(Str, "[", "&#091;")
    Str = Replace(Str, "]", "&#093;")
    Str = Replace(Str, """", "", 1, -1, 1)
    Str = Replace(Str, "=", "&#061;", 1, -1, 1)
    Str = Replace(Str, "select", "sel&#101;ct", 1, -1, 1)
    Str = Replace(Str, "execute", "&#101xecute", 1, -1, 1)
    Str = Replace(Str, "exec", "&#101xec", 1, -1, 1)
    Str = Replace(Str, "join", "jo&#105;n", 1, -1, 1)
    Str = Replace(Str, "union", "un&#105;on", 1, -1, 1)
    Str = Replace(Str, "where", "wh&#101;re", 1, -1, 1)
    Str = Replace(Str, "insert", "ins&#101;rt", 1, -1, 1)
    Str = Replace(Str, "delete", "del&#101;te", 1, -1, 1)
    Str = Replace(Str, "update", "up&#100;ate", 1, -1, 1)
    Str = Replace(Str, "like", "lik&#101;", 1, -1, 1)
    Str = Replace(Str, "drop", "dro&#112;", 1, -1, 1)
    Str = Replace(Str, "create", "cr&#101;ate", 1, -1, 1)
    Str = Replace(Str, "rename", "ren&#097;me", 1, -1, 1)
    Str = Replace(Str, "count", "co&#117;nt", 1, -1, 1)
    Str = Replace(Str, "chr", "c&#104;r", 1, -1, 1)
    Str = Replace(Str, "mid", "m&#105;d", 1, -1, 1)
    Str = Replace(Str, "truncate", "trunc&#097;te", 1, -1, 1)
    Str = Replace(Str, "nchar", "nch&#097;r", 1, -1, 1)
    Str = Replace(Str, "char", "ch&#097;r", 1, -1, 1)
    Str = Replace(Str, "alter", "alt&#101;r", 1, -1, 1)
    Str = Replace(Str, "cast", "ca&#115;t", 1, -1, 1)
    Str = Replace(Str, "exists", "e&#120;ists", 1, -1, 1)
    Str = Replace(Str, "%", "％", 1, -1, 1)
    Str = Replace(Str, "-", "－", 1, -1, 1)
    Str = Replace(Str, Chr(9), "&nbsp;", 1, -1, 1)
    Str = Replace(Str, Chr(10) & Chr(10), "</P><P> ", 1, -1, 1)
    Str = Replace(Str, Chr(10), "<BR> ", 1, -1, 1)
    Str = Replace(Str, Chr(13), "", 1, -1, 1)
    Str = Replace(Str, Chr(13), "<br>", 1, -1, 1)
    Str = Replace(Str, Chr(32), "&nbsp;", 1, -1, 1)
    Str = Replace(Str, Chr(34), "&quot;", 1, -1, 1)
    Str = Replace(Str, Chr(39), "&#39;", 1, -1, 1)
    CheckStr = Replace(Str, "'", "’", 1, -1, 1)
End Function
%>