using MESClassLibrary.BLL.BasicInfo; using MESClassLibrary.EFModel; using System; using System.Collections.Generic; using System.Linq; using System.Web; using System.Web.SessionState; namespace MESWebSite.HttpHandlers { /// /// ImgVideoHandler 的摘要说明 /// public class ImgVideoHandler : IHttpHandler, IRequiresSessionState { HttpRequest Request = null; HttpResponse Response = null; public void ProcessRequest(HttpContext context) { context.Response.ContentType = "text/plain"; Request = context.Request; Response = context.Response; string method = Request.Params["method"]; switch (method) { case "QueryList": QueryList(); break; case "SaveInfo": SaveInfo(); break; case "DelInfo": DelInfo(); break; default: break; } string page = Request.Params["page"]; string urlPic = string.Empty; HttpFileCollection files = context.Request.Files; if (files.Count > 0) { if ("photo".Equals(files.AllKeys[0].ToString())) { HttpPostedFile _upfile = context.Request.Files["photo"]; if (_upfile == null) { ResponseWriteEnd(context, "4");//请选择要上传的文件 } else { string fileName = _upfile.FileName;/*获取文件名: C:\Documents and Settings\Administrator\桌面\123.jpg*/ string suffix = fileName.Substring(fileName.LastIndexOf(".") + 1).ToLower();/*获取后缀名并转为小写: jpg*/ int bytes = _upfile.ContentLength;//获取文件的字节大小 //if (suffix != "jpg") // ResponseWriteEnd(context, "2"); //只能上传JPG格式图片 if (bytes > 1024 * 1024) ResponseWriteEnd(context, "3"); //图片不能大于1M string newFilename = DateTime.Now.ToString("yyyyMMddHHmmss") + "." + suffix; _upfile.SaveAs(HttpContext.Current.Server.MapPath("~/images/" + newFilename));//保存图片 urlPic += "../images/" + newFilename; ResponseWriteEnd(context, urlPic); //上传成功 } } if ("video".Equals(files.AllKeys[0].ToString())) { HttpPostedFile _upfile = context.Request.Files["video"]; if (_upfile == null) { ResponseWriteEnd(context, "4");//请选择要上传的文件 } else { string fileName = _upfile.FileName;/*获取文件名: C:\Documents and Settings\Administrator\桌面\123.jpg*/ string suffix = fileName.Substring(fileName.LastIndexOf(".") + 1).ToLower();/*获取后缀名并转为小写: jpg*/ int bytes = _upfile.ContentLength;//获取文件的字节大小 //if (suffix != "jpg") // ResponseWriteEnd(context, "2"); //只能上传JPG格式图片 if (bytes > 1024 * 1024) ResponseWriteEnd(context, "3"); //图片不能大于1M string newFilename = DateTime.Now.ToString("yyyyMMddHHmmss") + "." + suffix; _upfile.SaveAs(HttpContext.Current.Server.MapPath("~/video/" + newFilename));//保存图片 urlPic += "../video/" + newFilename; ResponseWriteEnd(context, urlPic); //上传成功 } } } } public bool IsReusable { get { return false; } } void QueryList() { string page = Request.Params["page"]; string pagesize = Request.Params["rows"]; string StartTime = Request.Params["StartTime"]; string EndTime = Request.Params["EndTime"]; if (string.IsNullOrEmpty(page)) { page = "0"; } if (string.IsNullOrEmpty(pagesize)) { pagesize = "15"; } ImgVideoBLL bll = new ImgVideoBLL(); Response.Write(bll.SearchInfoAll(page, pagesize, StartTime + " 00:00:00", EndTime + " 23:59:59")); Response.End(); } void SaveInfo() { string Name = Request.Params["Name"]; string fileUrl = Request.Params["fileUrl"]; string fileType = Request.Params["fileType"]; tb_ImgVideo imgVideo = new tb_ImgVideo(); imgVideo.ID = Guid.NewGuid().ToString(); imgVideo.fileName = Name; imgVideo.fileUrl = fileUrl; imgVideo.fileType = fileType; imgVideo.CreateTime = DateTime.Now; imgVideo.UpdateTime = DateTime.Now; ImgVideoBLL bll = new ImgVideoBLL(); Response.Write(bll.AddInfo(imgVideo) == true ? "true" : "false"); Response.End(); } private void ResponseWriteEnd(HttpContext context, string msg) { context.Response.Write(msg); context.Response.End(); } void DelInfo() { string ID = Request.Params["ID"]; ImgVideoBLL bll = new ImgVideoBLL(); tb_ImgVideo md = new tb_ImgVideo(); md.ID = ID; Response.Write(bll.DeleteInfo(md) == true ? "true" : "false"); Response.End(); } } }