pay.aspx.cs

来自「数字图书馆网站」· CS 代码 · 共 119 行

using System;
using System.Collections;
using System.ComponentModel;
using System.Data;
using System.Data.SqlClient;
using System.Drawing;
using System.Web;
using System.Web.SessionState;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.HtmlControls;
using System.Web.Mail;
using System.Configuration;
using DigitalLibrary.CreditCardValidator;

namespace DigitalLibrary
{
	/// <summary>
	/// Summary description for Pay.
	/// </summary>
	public class Pay : System.Web.UI.Page
	{
		protected System.Web.UI.HtmlControls.HtmlForm frmPay;
		protected System.Web.UI.HtmlControls.HtmlGenericControl Div1;
		protected System.Web.UI.WebControls.Label lblMessage;
		protected System.Web.UI.WebControls.TextBox txtCreditNo;
		protected System.Web.UI.WebControls.TextBox txtEmailID;
		protected System.Web.UI.WebControls.Button btnPay;
		protected System.Web.UI.WebControls.Button btnOK;
		protected System.Web.UI.WebControls.Image imgImage;
		protected System.Web.UI.WebControls.Panel pnlPay;
		protected System.Web.UI.WebControls.RequiredFieldValidator rfvCCNO;
		protected System.Web.UI.WebControls.RegularExpressionValidator revEmail;
		protected System.Web.UI.WebControls.Label lblLogin;
		protected System.Web.UI.WebControls.Label lblPrice;
		protected System.Web.UI.WebControls.Button btnBack;
		protected System.Web.UI.WebControls.Label lblTitle;
	
		private void Page_Load(object sender, System.EventArgs e)
		{
			// Put user code to initialize the page here
			this.lblLogin.Text = Convert.ToString(Session["Login"]);
			SqlConnection objConnection = new SqlConnection(ConfigurationSettings.AppSettings["DatabaseConnection"]);
			SqlDataAdapter objAdapter = new SqlDataAdapter("SELECT Price FROM PayableArticles WHERE ArticleID = "+Request.QueryString.Get("ArticleID"),objConnection);
			DataSet objDataSet = new DataSet();
			objAdapter.Fill(objDataSet,"Price");
			if (objDataSet.Tables["Price"].Rows.Count>0)
			{
				this.lblPrice.Text = objDataSet.Tables["Price"].Rows[0][0].ToString();
				this.lblPrice.Visible=true;
			}
			else
			{
				this.lblPrice.Visible=false;
			}
			objConnection.Close();
		}

		#region Web Form Designer generated code
		override protected void OnInit(EventArgs e)
		{
			//
			// CODEGEN: This call is required by the ASP.NET Web Form Designer.
			//
			InitializeComponent();
			base.OnInit(e);
		}
		
		/// <summary>
		/// Required method for Designer support - do not modify
		/// the contents of this method with the code editor.
		/// </summary>
		private void InitializeComponent()
		{    
			this.btnBack.Click += new System.EventHandler(this.btnBack_Click);
			this.btnPay.Click += new System.EventHandler(this.btnPay_Click);
			this.btnOK.Click += new System.EventHandler(this.btnOK_Click);
			this.Load += new System.EventHandler(this.Page_Load);

		}
		#endregion

		private void btnOK_Click(object sender, System.EventArgs e)
		{
			Response.Redirect("Library.aspx");
		}

		private void btnPay_Click(object sender, System.EventArgs e)
		{
			//Declare an object to consume the web method
					
			CCValidator objCCValidator = new CCValidator();
			bool IsValid = objCCValidator.Validate(txtCreditNo.Text);
			
			if (IsValid) 
			{
				SqlConnection objConnection = new SqlConnection(ConfigurationSettings.AppSettings["DatabaseConnection"]);		
				SqlCommand objCommand = new SqlCommand("INSERT INTO ArticlesPurchased Values ("+Request.QueryString.Get("ArticleID")+" , '"+Request.QueryString.Get("Login")+"','"+this.txtCreditNo.Text+"','"+this.txtEmailID.Text+"','Y')",objConnection);
				objConnection.Open();
				objCommand.ExecuteNonQuery();
				objConnection.Close();
				Session["Login"]=Request.QueryString.Get("Login");
				this.lblMessage.Text =  "您的文章已被激活！单击“确定”，然后单击该文章，以便从图书馆中浏览该文章！";
			}
			else
			{
				this.lblMessage.Text =  "您的请求无效！单击“确定”浏览更多文章或重试！";
			}
			this.lblMessage.Visible = true;
			this.btnOK.Visible = true;
		}

		private void btnBack_Click(object sender, System.EventArgs e)
		{
			Response.Redirect("Library.aspx");
		}
	}
}