Dim fl As String = "C:\web\" & e.path
If filesys.FileExists(fl)
Dim idx As Integer = fl.LastIndexOf(".")
Dim ext As String = fl.SubString(idx)
Select Case ext
Case ".jpg",".gif",".png",".bmp",".wmf",".js",".css" ,".html",".htm",".zip",".rar"
e.WriteFile(fl)
Return '这里必须返回
End Select
End If
Dim wb As New weui
'身份验证
Dim Verified As Boolean '用于标记用户是否通过了身份验证
Dim UserName As String = e.Cookies("username") '从cookie中获取用户名
Dim Password As String = e.Cookies("password") '从cookie中获取用户密码
If e.Path = "logon.htm" '如果是通过登录页面访问,从PostValues即可中提取用户名和密码
If e.PostValues.ContainsKey("username") AndAlso e.PostValues.ContainsKey("password") Then
UserName = e.PostValues("username")
Password = e.PostValues("password")
End If
End If
If UserName = "张三" AndAlso Password = "888" Then '实际使用的时候,请改为从数据库读取用户名和密码进行比较
Verified = True
ElseIf Username = "李四" AndAlso Password="999" Then
Verified = True
End If
If Verified AndAlso e.Path = "logon.htm" Then '如果用户访问的是登录页,且身份验证成功
wb.AppendCookie("username",UserName) '将用户名和密码写入cookie
wb.AppendCookie("password",Password)
wb.InsertHTML("<meta http-equiv='Refresh' c>") '直接跳转到首页
e.WriteString(wb.Build) '生成网页
Return '必须的
ElseIf Verified = False AndAlso e.Path <> "logon.htm" Then '如果用户身份验证失败,且访问的不是登录页面
wb.InsertHTML("<meta http-equiv='Refresh' c>") '那么直接跳转到登录页面
e.WriteString(wb.Build) '生成网页
Return '必须的
End If
'开始生成网页
Select Case e.path
Case "logon.htm" '登录页面
wb.AddPageTitle("","pageheader","内江市教务系统","鹏宇科技设计开发")
If e.PostValues.ContainsKey("username") AndAlso e.PostValues.ContainsKey("password") Then '判断是否是验证失败后的重新登录
wb.AddTopTips("","toptip1","用户名或密码错误!").msec = 2000 '如果用户通过登录按钮访问,则给用户一个2秒的提示.
End If
wb.AddForm("","form1","logon.htm")
With wb.AddInputGroup("form1","ipg1")
.AddInput("username","户名","text")
.AddInput("password","密码","password")
End With
With wb.AddButtonGroup("form1","btg1",True)
.Add("btn1", "登录", "submit")
End With
Case "exit.htm" '退出登录
wb.DeleteCookie("username") '清除cookie中原来的用户名和密码
wb.DeleteCookie("password")
wb.InsertHTML("<meta http-equiv='Refresh' c>") '那么直接跳转到登录页面
Case "", "default.htm" '首页
wb.AddPageTitle("","pageheader","内江市教务系统","鹏宇科技设计开发")
With wb.AddGrid("","g1")
.Add("c1","增加订单", "C:/WEB/images/1.png").Attribute = ""
.Add("c2","客户管理", "./images/cell.png", "http://www.foxtable.com")
.Add("c3","销售统计", "./images/toast.png", "http://www.foxtable.com")
.Add("c4","Dialog", "./images/dialog.png", "http://www.foxtable.com")
.Add("c5","Progress", "./images/progress.png", "http://www.foxtable.com")
.Add("c6","Msg", "./images/msg.png", "http://www.foxtable.com")
.Add("c7","Article", "./images/article.png", "http://www.foxtable.com")
.Add("c8","ActionSheet", "./images/actionSheet.png", "http://www.foxtable.com")
.Add("c9","Icons", "./images/icons.png", "http://www.foxtable.com")
.Add("c10","Panel", "./images/panel.png", "http://www.foxtable.com")
.Add("c11","Tab", "./images/tab.png", "http://www.foxtable.com")
.Add("c12","退出", "./images/exit.png", "exit.htm") '退出登录
End With
End Select
e.WriteString(wb.Build) '生成网页
我把文件1.png复制在c:\web\images\1.png 为什么网页打开说数据不存在，请问老师是什么原因？
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Post By：2017/7/26 21:52:00 [只看该作者]
