196 lines
8.6 KiB
C#
196 lines
8.6 KiB
C#
using System;
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using System.Data;
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using System.IO;
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using System.Web;
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using System.Web.UI.WebControls;
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using SuperMap.RealEstate.ServiceModel;
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using SuperMap.RealEstate.Utility;
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using SuperMap.RealEstate.Web.UI;
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using Business = SuperMap.RealEstate.HighWay.Storage.Business;
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namespace SuperMap.RealEstate.HighWay.Modules.ProinstCompact
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{
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/// <summary>
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/// T_ATTACHMENT_附件上传 的WebUserControl
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/// <summary>
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public partial class ATTACHMENT : UserControl<Business.ATTACHMENT>
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{
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protected override void OnInit(EventArgs e)
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{
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base.OnInit(e);
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}
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protected void Page_Load(object sender, EventArgs e)
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{
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if (IsPostBack) return;
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}
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//在此加入界面的数据初始化(Page_Load之前)，如DropDownList的数据源绑定等
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public override void InitializeWebControl()
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{
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}
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//载入数据
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public override bool LoadData()
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{
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PROINST_ID.Text = Request["HIGHWAYPROINST_ID"].ToDecrypt();
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//绑定对应的控件
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BindRepick();
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//如果是工作流组件请自行修改载入的逻辑，以下是功能模块的默认代码
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if (!String.IsNullOrEmpty(Request["ID"]))
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{
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CurrObject.ATTACHMENT_ID_Encrypt = Request["ID"];
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return this.Select();
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}
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//默认返回值，工作流组件返回True,功能模块返回False。
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return (WorkFlowPage != null);
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}
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//OnDataAction_XXXXX 有一个系列可用,在此加入界面的逻辑处理
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//e.CancelDataAction 来处理是否取消该动作;
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//失败的原因可以用Page.Alert()传递到页面
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public override void OnDataAction_BeforeSave(DataActionEventArgs<Business.ATTACHMENT> e)
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{
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base.OnDataAction_BeforeSave(e);
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}
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private void BindRepick()
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{
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//绑定对应的控件
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Repeater1.DataSource = (new Business.ATTACHMENT(this.Transaction)).ExecuteDataTable(
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"SELECT * FROM T_ATTACHMENT where PROINST_ID = " + Request["HIGHWAYPROINST_ID"].ToDecrypt());
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Repeater1.DataBind();
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}
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public byte[] StreamToBytes(Stream stream)
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{
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byte[] bytes = new byte[stream.Length];
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stream.Read(bytes, 0, bytes.Length);
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// 设置当前流的位置为流的开始
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stream.Seek(0, SeekOrigin.Begin);
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return bytes;
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}
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protected void LinkButton_Click(object sender, EventArgs e)
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{
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LinkButton LinkButton = sender as LinkButton;
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//下载内容
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Business.ATTACHMENT _ATTACHMENT = new Business.ATTACHMENT(this.Transaction);
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_ATTACHMENT.ATTACHMENT_ID_Encrypt = LinkButton.Attributes["base-code"];
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if (_ATTACHMENT.Select())
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{
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//解决文件名乱码
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string FileName = System.Web.HttpUtility.UrlEncode(!string.IsNullOrEmpty(_ATTACHMENT.ATTACHMENT_DESC) ?
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_ATTACHMENT.ATTACHMENT_DESC : _ATTACHMENT.ATTACHMENT_NAME, System.Text.Encoding.UTF8);
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System.IO.MemoryStream ms = new System.IO.MemoryStream();
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string uploadPath = HttpContext.Current.Server.MapPath("~/UploadImageDir/CompactFile/") + "\\" +
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((!string.IsNullOrEmpty(_ATTACHMENT.PRESONNAME) && !string.IsNullOrEmpty(_ATTACHMENT.ATTACHMENT_DESC)) ?
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_ATTACHMENT.PRESONNAME + "\\" + _ATTACHMENT.ATTACHMENT_DESC : _ATTACHMENT.ATTACHMENT_NAME);
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HttpContext.Current.Response.Clear();
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HttpContext.Current.Response.Buffer = true;
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HttpContext.Current.Response.Charset = "utf-8";
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HttpContext.Current.Response.ContentEncoding = System.Text.Encoding.GetEncoding("utf-8");//设置输出流为简体中文
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HttpContext.Current.Response.AddHeader("Content-Disposition", string.Format(
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"attachment; filename=" + FileName, DateTime.Now.ToString("yyyyMMddHHmmssfff")));
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HttpContext.Current.Response.BinaryWrite(System.IO.File.ReadAllBytes(uploadPath));
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HttpContext.Current.Response.ContentType = "application/ms-excel";//设置输出文件类型为excel文件。
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HttpContext.Current.Response.End();
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ms.Close();
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ms.Dispose();
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}
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}
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protected void Repeater1_ItemDataBound(object sender, RepeaterItemEventArgs e)
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{
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if (e.Item.ItemType == System.Web.UI.WebControls.ListItemType.Item ||
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e.Item.ItemType == System.Web.UI.WebControls.ListItemType.AlternatingItem ||
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e.Item.ItemType == System.Web.UI.WebControls.ListItemType.SelectedItem)
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{
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DataRowView _DataRowView = (DataRowView)e.Item.DataItem;
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LinkButton LinkButton = e.Item.FindControl("LinkButton") as LinkButton;
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LinkButton.ToolTip = (!string.IsNullOrEmpty(_DataRowView["ATTACHMENT_DESC"].ToString()) &&
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!string.IsNullOrEmpty(_DataRowView["PRESONNAME"].ToString())) ? _DataRowView["ATTACHMENT_DESC"].ToString() :
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_DataRowView["ATTACHMENT_NAME"].ToString();
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LinkButton.Text = "<span><img src='/HighWay/Resources/v1_0/Images/4950_old-versions.png' />" +
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(LinkButton.ToolTip.Length > 30 ? LinkButton.ToolTip.Substring(0, 25) + "..." : LinkButton.ToolTip) + "</span>";
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LinkButton.Attributes["base-code"] = _DataRowView["ATTACHMENT_ID"].ToEncrypt();
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if (this.ModifyType == ModifyTypeEnum.ReadOnly || this.ModifyType == ModifyTypeEnum.ReadOnlyVisible)
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{
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;
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}
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else
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{
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LinkButton DelButton = e.Item.FindControl("DelButton") as LinkButton;
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DelButton.Text = "<span><img src='/HighWay/Resources/v1_0/Images/delete.png' /></span>";
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DelButton.Attributes["base-code"] = _DataRowView["ATTACHMENT_ID"].ToEncrypt();
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}
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}
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}
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protected void DelButton_Click(object sender, EventArgs e)
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{
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try
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{
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LinkButton LinkButton = sender as LinkButton;
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Business.ATTACHMENT _ATTACHMENT = new Business.ATTACHMENT(Transaction);
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_ATTACHMENT.ATTACHMENT_ID_Encrypt = LinkButton.Attributes["base-code"].ToString();
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if (_ATTACHMENT.Select())
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{
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if (!string.IsNullOrEmpty(_ATTACHMENT.PRESONNAME) && !string.IsNullOrEmpty(_ATTACHMENT.PRESONNAME))
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{
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if (Directory.Exists(HttpContext.Current.Server.MapPath("~/UploadImageDir/CompactFile/") +
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"\\" + _ATTACHMENT.PRESONNAME))
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{
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Directory.Delete(HttpContext.Current.Server.MapPath("~/UploadImageDir/CompactFile/") +
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"\\" + _ATTACHMENT.PRESONNAME, true);
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}
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}
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else
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{
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if (Directory.Exists(HttpContext.Current.Server.MapPath("~/UploadImageDir/CompactFile")) &&
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File.Exists(HttpContext.Current.Server.MapPath("~/UploadImageDir/CompactFile/") + _ATTACHMENT.ATTACHMENT_NAME))
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{
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File.Delete(HttpContext.Current.Server.MapPath("~/UploadImageDir/CompactFile/") + _ATTACHMENT.ATTACHMENT_NAME);
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}
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}
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_ATTACHMENT.Delete();
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}
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BindRepick();
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}
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catch (Exception ex)
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{
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//回滚事务
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Transaction.Rollback();
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//记录日志
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ErrorLogHelper.Write(ex);
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}
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}
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protected void CallBackButton1_Click(object sender, EventArgs e)
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{
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BindRepick();
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}
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public override bool Save(bool AutoBindData = true)
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{
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//判断附件是否已经上传，未上传返回false
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Business.ATTACHMENT _ATTACHMENT = new Business.ATTACHMENT(this.Transaction);
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if (_ATTACHMENT.GetCount("where PROINST_ID =" + Request["HIGHWAYPROINST_ID"].ToDecrypt()) == 0)
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{
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throw new Exception("请上传对应的附件!");
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}
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return true;
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//return base.Save(AutoBindData);
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}
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protected void Fresh_Click(object sender, EventArgs e)
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{
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BindRepick();
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}
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}
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}
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