登录验证.aspx.vb

用户登录新闻发布系统,其中的设计ASP_NET新闻管理系统

Imports CasingCNCls.clsAuthors
Imports System.Data.SqlClient
Imports System.IO
Public Class 登录验证
    Inherits System.Web.UI.Page
    Dim sql As String
#Region " Web 窗体设计器生成的代码 "

    '该调用是 Web 窗体设计器所必需的。
    <System.Diagnostics.DebuggerStepThrough()> Private Sub InitializeComponent()

    End Sub
    Protected WithEvents Label1 As System.Web.UI.WebControls.Label
    Protected WithEvents Label2 As System.Web.UI.WebControls.Label
    Protected WithEvents tusername As System.Web.UI.WebControls.TextBox
    Protected WithEvents tuserpwd As System.Web.UI.WebControls.TextBox
    Protected WithEvents login As System.Web.UI.WebControls.Button
    Protected WithEvents cz As System.Web.UI.WebControls.Button

    '注意: 以下占位符声明是 Web 窗体设计器所必需的。
    '不要删除或移动它。
    Private designerPlaceholderDeclaration As System.Object

    Private Sub Page_Init(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Init
        'CODEGEN: 此方法调用是 Web 窗体设计器所必需的
        '不要使用代码编辑器修改它。
        InitializeComponent()
    End Sub

#End Region
    Private Sub Page_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load
        '在此处放置初始化页的用户代码
    End Sub
    Sub check()
        read()
        Dim str As New CasingCNCls.clsAuthors
        If tusername.Text = "" Or tuserpwd.Text = "" Then
        Else
            Dim username As String
            str.SQL连接串 = sql '"server=cs007;uid=sa;pwd=;database=ArticleInfo"
            str.登录名 = CStr(tusername.Text)
            str.当前记录()
            If str.密码 = CStr(tuserpwd.Text) Then
                Session("username") = tusername.Text
                Me.Response.Redirect("发表文章.aspx")
            Else
                '密码不正确
            End If
        End If
    End Sub
    Private Sub cz_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles cz.Click
        tusername.Text = ""
        tuserpwd.Text = ""
    End Sub

    Private Sub login_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles login.Click
        check()
    End Sub
    Sub read()
        Dim str As System.IO.StreamReader
        str = File.OpenText(Server.MapPath("sql.txt"))
        sql = str.ReadToEnd
        str.Close()
    End Sub
End Class