using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
using OfficeAutomatization;
using System.Data.SqlClient;
using SQLHelper;

public partial class BrowserDocument : System.Web.UI.Page
{
	int nDocumentID = -1;
	protected string DocUrl = "";

	private void Page_Load(object sender,System.EventArgs e)
	{
		///判斷用戶(hù)是否登錄，否則跳轉(zhuǎn)到登錄頁(yè)面
		if (Session["UserID"] == null)
		{
			///顯示操作結(jié)果信息
			Response.Write("<script>window.alert('只有登錄用戶(hù)才能夠看到該頁(yè)面，請(qǐng)先登錄！')</script>");
			return;			
		}

		if (Request.QueryString["DocumentID"] != null)
		{
			nDocumentID = Int32.Parse(Request.QueryString["DocumentID"]);
		}
		if (!Page.IsPostBack)
		{
			if (nDocumentID > -1)
			{
				///顯示文檔數(shù)據(jù)
				BindDocumentData(nDocumentID);
			}
		}
		if (nDocumentID > -1)
		{
			///更新文檔瀏覽的次數(shù)和最后瀏覽人信息
			UpdateDocumentView(nDocumentID, Int32.Parse(Session["UserID"].ToString()));
		}
	}

	private void BindDocumentData(int nDocumentID)
	{
		Document doc = new Document();
		SqlDataReader recd = doc.GetSingleDocument(nDocumentID);
		if (recd.Read())
		{
			Desn.Text = recd["Desn"].ToString();
			Body.Text = recd["Body"].ToString();
			UserName.Text = recd["UserName"].ToString();
			CreateDate.Text = recd["CreateDate"].ToString();
			Body.Text = recd["Body"].ToString();
			LastViewDate.Text = recd["LastViewDate"].ToString();
			LastViewer.Text = recd["LastViewer"].ToString();
			Author.Text = recd["Author"].ToString();
			FromSource.Text = recd["FromSource"].ToString();
			ViewCount.Text = recd["ViewCount"].ToString();
			Remark.Text = recd["Remark"].ToString();

			DocUrl = recd["Url"].ToString();
		}
		recd.Close();
	}	

	private void UpdateDocumentView(int nDocumentID,int nUserID)
	{
		///定義類(lèi)
		Document document = new Document();
		try
		{
			///修改數(shù)據(jù)
			document.UpdateDocumentView(nDocumentID, nUserID);
		}
		catch (Exception ex)
		{
			///顯示修改操作中的失敗、錯(cuò)誤信息
			Response.Redirect("~/DesktopModules/ErrorPage.aspx?ErrorUrl="
				+ ASPNET2System.RedirectErrorUrl(Request.RawUrl)
				+ "&ErrorMessage=" + ex.Message.Replace("\n", " "));
		}
	}
}