429 lines
14 KiB
C#
429 lines
14 KiB
C#
using Newtonsoft.Json.Linq;
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.IO;
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using System.Web;
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using System.Web.UI;
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using System.Web.UI.WebControls;
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using BLL;
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namespace FineUIPro.Web.AttachFile
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{
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public partial class webuploader : PageBase
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{
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public string ToKeyId
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{
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get
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{
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return (string)ViewState["ToKeyId"];
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}
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set
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{
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ViewState["ToKeyId"] = value;
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}
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}
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public string AttachPath
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{
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get
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{
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return (string)ViewState["AttachPath"];
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}
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set
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{
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ViewState["AttachPath"] = value;
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}
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}
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public string sessionName
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{
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get
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{
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return (string)ViewState["sessionName"];
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}
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set
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{
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ViewState["sessionName"] = value;
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}
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}
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public string ParamStr
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{
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get
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{
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return (string)ViewState["ParamStr"];
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}
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set
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{
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ViewState["ParamStr"] = value;
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}
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}
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public string FileType
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{
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get
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{
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return (string)ViewState["FileType"];
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}
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set
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{
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ViewState["FileType"] = value;
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}
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}
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public string MenuId
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{
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get
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{
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return (string)ViewState["MenuId"];
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}
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set
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{
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ViewState["MenuId"] = value;
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}
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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)
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{
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GetButtonPower(Request.QueryString["edit"]);
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// 删除选中行
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btnDelete.OnClientClick = Grid1.GetNoSelectionAlertReference("请至少选择一项！");
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btnDelete.ConfirmText = String.Format("你确定要删除选中的 <b><script>{0}</script></b> 个文件吗？", Grid1.GetSelectedCountReference());
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ToKeyId = Request.QueryString["toKeyId"];
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AttachPath = Request.QueryString["path"];
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MenuId = Request.QueryString["menuId"];
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FileType = Request.QueryString["fileType"];
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if (FileType == "1")
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{
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sessionName = "AttachFile.webuploader1";
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}
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else if (FileType == "2")
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{
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sessionName = "AttachFile.webuploader2";
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}
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else
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{
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sessionName = "AttachFile.webuploader3";
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}
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ParamStr = sessionName + "|" + AttachPath;
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Session["AttachFile.webuploader1"] = null;
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Session["AttachFile.webuploader2"] = null;
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Session["AttachFile.webuploader3"] = null;
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BindGrid();
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}
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else
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{
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if (GetRequestEventArgument() == "RebindGrid")
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{
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BindGrid();
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}
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}
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}
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#region BindGrid
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private void BindGrid()
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{
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Grid1.DataSource = GetSourceData();
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Grid1.DataBind();
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}
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#endregion
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#region Events
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protected void btnDelete_Click(object sender, EventArgs e)
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{
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foreach (string rowId in Grid1.SelectedRowIDArray)
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{
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DeleteRow(rowId);
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}
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BindGrid();
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}
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protected void Grid1_RowCommand(object sender, GridCommandEventArgs e)
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{
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if (e.CommandName == "Delete")
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{
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if (Request.QueryString["edit"] == "1")
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{
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DeleteRow(e.RowID);
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BindGrid();
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}
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else
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{
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ShowNotify("您没有删除附件权限，请与管理员联系!");
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}
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}
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if (e.CommandName == "Attach")
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{
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JArray source = GetSourceData();
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for (int i = 0, count = source.Count; i < count; i++)
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{
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JObject item = source[i] as JObject;
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if (item.Value<string>("id") == e.RowID)
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{
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try
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{
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string savedName = item.Value<string>("savedName");
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string url = BLL.Funs.RootPath + AttachPath + "\\" + savedName;
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FileInfo info = new FileInfo(url);
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if (!info.Exists || string.IsNullOrEmpty(savedName))
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{
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url = BLL.Funs.RootPath + "Images//Null.jpg";
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info = new FileInfo(url);
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}
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string fileName = Path.GetFileName(url);
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long fileSize = info.Length;
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System.Web.HttpContext.Current.Response.Clear();
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System.Web.HttpContext.Current.Response.ContentType = "application/x-zip-compressed";
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System.Web.HttpContext.Current.Response.AddHeader("Content-Disposition", "attachment;filename=" + System.Web.HttpUtility.UrlEncode(fileName, System.Text.Encoding.UTF8));
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System.Web.HttpContext.Current.Response.AddHeader("Content-Length", fileSize.ToString());
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System.Web.HttpContext.Current.Response.TransmitFile(url, 0, fileSize);
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System.Web.HttpContext.Current.Response.Flush();
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System.Web.HttpContext.Current.Response.Close();
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}
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catch (Exception)
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{
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}
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}
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}
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}
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}
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#endregion
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#region GetSourceData
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private JArray GetSourceData()
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{
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if (Session[sessionName] == null)
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{
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var sour = from x in BLL.Funs.DB.AttachFile where x.ToKeyId == ToKeyId select x;
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if (sour.Count() > 0)
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{
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Session[sessionName] = JArray.Parse(sour.First().AttachSource);
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}
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else
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{
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Session[sessionName] = new JArray();
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}
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}
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return (JArray)Session[sessionName];
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}
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private void DeleteRow(string rowId)
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{
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JArray source = GetSourceData();
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for (int i = 0, count = source.Count; i < count; i++)
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{
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JObject item = source[i] as JObject;
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if (item.Value<string>("id") == rowId)
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{
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try
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{
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string savedName = item.Value<string>("savedName");
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System.IO.File.Delete(Server.MapPath("~/" + AttachPath + "\\" + savedName));
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}
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catch (Exception)
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{
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// 尝试删除物理文件失败，不做处理
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}
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source.RemoveAt(i);
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break;
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}
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}
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Session[sessionName] = source;
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}
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#endregion
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/// <summary>
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/// 保存按钮事件
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/// </summary>
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/// <param name="sender"></param>
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/// <param name="e"></param>
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protected void btnSave_Click(object sender, EventArgs e)
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{
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Model.FCLDB db = Funs.DB;
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JArray source = GetSourceData();
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string attachUrl = string.Empty;
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for (int i = 0, count = source.Count; i < count; i++)
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{
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JObject item = source[i] as JObject;
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if (item.Value<string>("savedName").Contains("&") || item.Value<string>("savedName").Contains(">")
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|| item.Value<string>("savedName").Contains("<") || item.Value<string>("savedName").Contains("%")
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|| item.Value<string>("savedName").Contains("?")
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|| item.Value<string>("savedName").Contains(":") || item.Value<string>("savedName").Contains("/"))
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{
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Alert.ShowInParent("文件名不能包含 &，>，<，%，?，:，/ 等字符");
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return;
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}
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}
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for (int i = 0, count = source.Count; i < count; i++)
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{
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JObject item = source[i] as JObject;
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attachUrl += AttachPath + "\\" + item.Value<string>("savedName") + ",";
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}
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if (!string.IsNullOrEmpty(attachUrl))
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{
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attachUrl = attachUrl.Replace('/', '\\');
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attachUrl = attachUrl.Substring(0, attachUrl.LastIndexOf(","));
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}
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var sour = from x in db.AttachFile where x.ToKeyId == ToKeyId select x;
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if (sour.Count() == 0)
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{
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Model.AttachFile att = new Model.AttachFile();
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att.ToKeyId = ToKeyId;
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att.AttachSource = source.ToString();
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att.AttachUrl = attachUrl;
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att.MenuId = MenuId;
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BLL.AttachFileService.AddAttachFile(att);
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}
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else
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{
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Model.AttachFile att = db.AttachFile.FirstOrDefault(x => x.AttachFileId == sour.First().AttachFileId);
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if (att != null)
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{
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att.ToKeyId = ToKeyId;
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att.AttachSource = source.ToString();
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att.AttachUrl = attachUrl;
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att.MenuId = MenuId;
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BLL.AttachFileService.updateAttachFile(att);
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}
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}
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ShowNotify("保存成功!");
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}
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#region 获取权限按钮
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/// <summary>
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/// 获取按钮权限
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/// </summary>
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/// <param name="button"></param>
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/// <returns></returns>
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private void GetButtonPower(string isEnabelEdit)
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{
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if (isEnabelEdit == "1")
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{
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toolBar1.Hidden = false;
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}
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else
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{
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toolBar1.Hidden = true;
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}
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}
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#endregion
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protected void btnChange_Click(object sender, EventArgs e)
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{
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//var law = from x in Funs.DB.Common_LawRegulation select x;
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//foreach (var q in law)
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//{
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// InsertAttachFile(q.LawRegulationId, q.AttachUrl, "96DE448F-0629-40BC-2222-3E79686D3343");
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//}
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//var co = from x in Funs.DB.Common_ConstructionStandardList select x;
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//foreach (var q in co)
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//{
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// InsertAttachFile(q.StandardId, q.AttachUrl, "46EE9F79-64CF-4BF4-2222-67E73B1ECB2F");
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//}
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//var edu = from x in Funs.DB.HSSE_Train_EduTrainType select x;
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//foreach (var q in edu)
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//{
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// InsertAttachFile(q.EduTrainTypeCode, q.AttachUrl, "9D99A981-7380-4085-3333-8C3B1AFA6202");
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//}
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}
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#region 多附件转化方法
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/// <summary>
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/// 多附件转化方法
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/// </summary>
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/// <param name="ID"></param>
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/// <param name="attachUrl"></param>
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private void InsertAttachFile(string ID, string attachUrl, string menuId)
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{
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if (!string.IsNullOrEmpty(attachUrl))
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{
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var att = Funs.DB.AttachFile.FirstOrDefault(x => x.ToKeyId == ID);
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if (att == null)
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{
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Model.AttachFile newAttachFile = new Model.AttachFile();
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newAttachFile.AttachFileId = SQLHelper.GetNewID(typeof(Model.AttachFile));
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newAttachFile.ToKeyId = ID;
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string attachSource = string.Empty;
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int strInt = attachUrl.LastIndexOf("~");
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if (strInt < 0)
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{
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strInt = attachUrl.LastIndexOf("\\");
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}
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string name = attachUrl.Substring(strInt + 1);
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string type = attachUrl.Substring(attachUrl.LastIndexOf(".") + 1);
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string savedName = attachUrl.Substring(attachUrl.LastIndexOf("\\") + 1);
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string id = SQLHelper.GetNewID(typeof(Model.AttachFile));
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attachSource = "[ { \"name\": \"" + name + "\", \"type\": \"" + type + "\", \"savedName\": \"" + savedName
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+ "\", \"size\": 100, \"id\": \"" + SQLHelper.GetNewID(typeof(Model.AttachFile)) + "\" }]";
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newAttachFile.AttachSource = attachSource;
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if (menuId == "9D99A981-7380-4085-3333-8C3B1AFA6202")
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{
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newAttachFile.AttachUrl = attachUrl.Replace("\\File\\", "FileUpload\\HSSE\\");
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}
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else
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{
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newAttachFile.AttachUrl = attachUrl.Replace("\\Law\\", "\\Common\\");
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}
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newAttachFile.MenuId = menuId;
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Funs.DB.AttachFile.InsertOnSubmit(newAttachFile);
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Funs.DB.SubmitChanges();
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}
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else
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{
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if (string.IsNullOrEmpty(att.MenuId))
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{
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att.MenuId = menuId;
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Funs.DB.SubmitChanges();
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}
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}
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}
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}
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#endregion
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}
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}
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