LYZHGD_3.0/还原代码/Common/UpLoadFiles.cs

using System;
using System.IO;
using System.Web;
using System.Web.UI.HtmlControls;

namespace Common
{
	public class UpLoadFiles
	{
		public class upfile
		{
			private string path = null;

			private string fileType = null;

			private int sizes = 0;

			public string Path
			{
				set
				{
					this.path = "/" + value + "/";
				}
			}

			public int Sizes
			{
				set
				{
					this.sizes = value * 1024;
				}
			}

			public string FileType
			{
				set
				{
					this.fileType = value;
				}
			}

			public upfile()
			{
				this.path = "";
				this.fileType = "";
				this.sizes = 409600000;
			}

			public string fileSaveAs(HtmlInputFile name, string dept)
			{
				string filePath = null;
				string result;
				try
				{
					string monthFiles = DateTime.Now.Year.ToString() + DateTime.Now.Month.ToString();
					string mappathinfo = HttpContext.Current.Request.PhysicalApplicationPath + this.path;
					if (!Directory.Exists(mappathinfo + dept + "\\" + monthFiles.Trim()))
					{
						Directory.CreateDirectory(mappathinfo + dept + "\\" + monthFiles.Trim());
					}
					string upLoadPath = mappathinfo + dept + "\\" + monthFiles.Trim();
					string sourcePath = name.Value.Trim();
					if (sourcePath == "" || sourcePath == null)
					{
						this.message("您没有上传数据!");
						result = null;
						return result;
					}
					int start = sourcePath.LastIndexOf("\\") + 1;
					int end = sourcePath.Length;
					string filename = DateTime.Now.ToString("yyyyMMddHHmmss") + "_" + sourcePath.Substring(start, end - start);
					filePath = upLoadPath + "\\" + filename;
					FileInfo _file = new FileInfo(filePath);
					if (_file.Exists)
					{
						this.message("该文件已存在，请查验或修改文件名称");
						result = null;
						return result;
					}
					string tFileType = sourcePath.Substring(sourcePath.LastIndexOf(".") + 1);
					long strLen = (long)name.PostedFile.ContentLength;
					string[] temp = this.fileType.Split(new char[]
					{
						'|'
					});
					bool flag = false;
					if (strLen >= (long)this.sizes)
					{
						this.message("上传的数据不能大于" + this.sizes + "KB");
						result = null;
						return result;
					}
					string[] array = temp;
					for (int i = 0; i < array.Length; i++)
					{
						string data = array[i];
						if (data == tFileType)
						{
							flag = true;
							break;
						}
					}
					if (!flag)
					{
						this.message("目前本系统支持的格式为:" + this.fileType);
						result = null;
						return result;
					}
					name.PostedFile.SaveAs(filePath);
					filePath = monthFiles + "/" + filename;
				}
				catch
				{
					this.message("出现未知错误！");
					result = null;
					return result;
				}
				result = filePath;
				return result;
			}

			private void message(string msg, string url)
			{
				HttpContext.Current.Response.Write(string.Concat(new string[]
				{
					"<script language=javascript>alert('",
					msg,
					"');window.location='",
					url,
					"'</script>"
				}));
			}

			private void message(string msg)
			{
				HttpContext.Current.Response.Write("<script language=javascript>alert('" + msg + "');</script>");
			}
		}
	}
}