using System;
using System.Collections;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Web;
using System.Web.SessionState;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.HtmlControls;

namespace _lib.CMS
{
	/// <summary>
	/// Article 顯示文章信息。
	/// </summary>
	public class Article : System.Web.UI.Page
	{
		protected System.Web.UI.HtmlControls.HtmlGenericControl lblTitle;
		protected System.Web.UI.HtmlControls.HtmlInputHidden txtID;
		protected System.Web.UI.HtmlControls.HtmlInputText txtArticleTitle;
		protected System.Web.UI.HtmlControls.HtmlTextArea txtArticleContent;
		protected System.Web.UI.HtmlControls.HtmlInputText txtArticleAuthor;
		protected System.Web.UI.HtmlControls.HtmlInputImage btnOK;
		private string FColumnID;
		private string FArticleID;
		protected System.Web.UI.HtmlControls.HtmlInputImage btnResource;
		protected System.Web.UI.HtmlControls.HtmlInputImage btnRemark;
		protected System.Web.UI.WebControls.RequiredFieldValidator RequiredFieldValidator1;
		protected System.Web.UI.WebControls.RequiredFieldValidator RequiredFieldValidator2;
		protected System.Web.UI.WebControls.ValidationSummary ValidationSummary1;
		private bool FIsNew;

		private void Page_Load(object sender, System.EventArgs e)
		{
			// （本功能為后臺用戶專用）權限檢查
			TCmsUser.CheckUser(this);

			// 在此處放置用戶代碼以初始化頁面
			FColumnID = this.Request["cid"];
			FArticleID= this.Request["id"];
			FIsNew= (FArticleID==null);

			txtID.Value= FArticleID;

			if (!IsPostBack && !FIsNew)
			{
				// 顯示細節信息
				LoadDetail();
			}
		}

		#region Web 窗體設計器生成的代碼
		override protected void OnInit(EventArgs e)
		{
			//
			// CODEGEN: 該調用是 ASP.NET Web 窗體設計器所必需的。
			//
			InitializeComponent();
			base.OnInit(e);
		}

		/// <summary>
		/// 設計器支持所需的方法 - 不要使用代碼編輯器修改
		/// 此方法的內容。
		/// </summary>
		private void InitializeComponent()
		{
			this.btnOK.ServerClick += new System.Web.UI.ImageClickEventHandler(this.btnOK_ServerClick);
			this.btnResource.ServerClick += new System.Web.UI.ImageClickEventHandler(this.btnResource_ServerClick);
			this.btnRemark.ServerClick += new System.Web.UI.ImageClickEventHandler(this.btnRemark_ServerClick);
			this.Load += new System.EventHandler(this.Page_Load);

		}
		#endregion

		private void LoadDetail()
		{
			TCmsArticle oArticle= new TCmsArticle(FArticleID);
			oArticle.Select();
			txtArticleTitle.Value    = oArticle.ArticleTitle;
			txtArticleContent.Value  = oArticle.ArticleContent;
			txtArticleAuthor.Value   = oArticle.ArticleAuthor;
		}

		private void btnOK_ServerClick(object sender, System.Web.UI.ImageClickEventArgs e)
		{
			TCmsArticle oArticle= new TCmsArticle(FArticleID);
			oArticle.ArticleTitle   = txtArticleTitle.Value;
			oArticle.ArticleContent = txtArticleContent.Value;
			if (oArticle.ArticleContent.Length>4000) 
			{
				oArticle.ArticleContent = oArticle.ArticleContent.Substring(0,4000);
			}
			oArticle.ArticleAuthor  = txtArticleAuthor.Value;
			if (FIsNew)
			{
				oArticle.ArticleCID = FColumnID;
				oArticle.Insert();
			}
			else
			{
				oArticle.Update();
			}

			// 跳轉返回
			string strResponse="";
			strResponse+= "<script language='javascript'>";
			strResponse+= "alert('Data Changed.');";
			strResponse+= "if (opener) {";
			strResponse+= "  window.close();";
			strResponse+= "} else {";
			strResponse+= "  window.location.href='ArticleList.aspx?id="+FColumnID+"';";
			strResponse+= "}";
			strResponse+= "</script>";
			this.Response.Write(strResponse);
		}

		private void btnResource_ServerClick(object sender, System.Web.UI.ImageClickEventArgs e)
		{
			Response.Redirect("Resource.aspx?aid="+FArticleID);
		}

		private void btnRemark_ServerClick(object sender, System.Web.UI.ImageClickEventArgs e)
		{
			Response.Redirect("RemarkList.aspx?aid="+FArticleID);
		}
	}
}