ASP.NET MVC5网站开发添加文章(八)_实用技巧_

/// 
 /// 添加文章 /// 
 /// 视图页面 public ActionResult Add() { return View(); }

@section scripts{  } @model Ninesky.Models.Article @using (Html.BeginForm()) { @Html.AntiForgeryToken() 
添加文章
 @Html.ValidationSummary(true) 
栏目
 @Html.ValidationMessageFor(model => model.CommonModel.CategoryID)
 @Html.LabelFor(model => model.CommonModel.Title, new { @class = "control-label col-sm-2" }) 
 @Html.TextBoxFor(model => model.CommonModel.Title, new { @class = "form-control" }) @Html.ValidationMessageFor(model => model.CommonModel.Title) 
 @Html.LabelFor(model => model.Author, new { @class = "control-label col-sm-2" }) 
 @Html.TextBoxFor(model => model.Author, new { @class = "form-control" }) @Html.ValidationMessageFor(model => model.Author) 
 @Html.LabelFor(model => model.Source, new { @class = "control-label col-sm-2" }) 
 @Html.TextBoxFor(model => model.Source, new { @class = "form-control" }) @Html.ValidationMessageFor(model => model.Source) 
 @Html.LabelFor(model => model.Intro, new { @class = "control-label col-sm-2" }) 
 @Html.TextAreaFor(model => model.Intro, new { @class = "form-control" }) @Html.ValidationMessageFor(model => model.Intro) 
 @Html.LabelFor(model => model.Content, new { @class = "control-label col-sm-2" }) 
 @Html.EditorFor(model => model.Content) @Html.ValidationMessageFor(model => model.Content) 
 @Html.LabelFor(model => model.CommonModel.DefaultPicUrl, new { @class = "control-label col-sm-2" }) 
 @Html.HiddenFor(model => model.CommonModel.DefaultPicUrl) 选择… @Html.ValidationMessageFor(model => model.CommonModel.DefaultPicUrl) 
 } 

[ValidateInput(false)] [HttpPost] [ValidateAntiForgeryToken] public ActionResult Add(Article article) { if(ModelState.IsValid) { //设置固定值 article.CommonModel.Hits = 0; article.CommonModel.Inputer = User.Identity.Name; article.CommonModel.Model = "Article"; article.CommonModel.ReleaseDate = System.DateTime.Now; article.CommonModel.Status = 99; article = articleService.Add(article); if (article.ArticleID > 0) { return View("AddSucess", article); } } return View(article); }

/// 
 /// 上传附件 /// 
 ///  public ActionResult Upload() { var _uploadConfig = System.Web.Configuration.WebConfigurationManager.OpenWebConfiguration("~").GetSection("UploadConfig") as Ninesky.Models.Config.UploadConfig; //文件最大限制 int _maxSize = _uploadConfig.MaxSize; //保存路径 string _savePath; //文件路径 string _fileParth = "~/" + _uploadConfig.Path + "/"; //文件名 string _fileName; //扩展名 string _fileExt; //文件类型 string _dirName; //允许上传的类型 Hashtable extTable = new Hashtable(); extTable.Add("image", _uploadConfig.ImageExt); extTable.Add("flash", _uploadConfig.FileExt); extTable.Add("media", _uploadConfig.MediaExt); extTable.Add("file", _uploadConfig.FileExt); //上传的文件 HttpPostedFileBase _postFile = Request.Files["imgFile"]; if (_postFile == null) return Json(new { error = '1', message = "请选择文件" }); _fileName = _postFile.FileName; _fileExt = Path.GetExtension(_fileName).ToLower(); //文件类型 _dirName = Request.QueryString["dir"]; if (string.IsNullOrEmpty(_dirName)) { _dirName = "image"; } if (!extTable.ContainsKey(_dirName)) return Json(new { error = 1, message = "目录类型不存在" }); //文件大小 if (_postFile.InputStream == null || _postFile.InputStream.Length > _maxSize) return Json(new { error = 1, message = "文件大小超过限制" }); //检查扩展名 if (string.IsNullOrEmpty(_fileExt) || Array.IndexOf(((string)extTable[_dirName]).Split(','), _fileExt.Substring(1).ToLower()) == -1) return Json(new { error = 1, message = "不允许上传此类型的文件。 \n只允许" + ((String)extTable[_dirName]) + "格式。" }); _fileParth += _dirName + "/" + DateTime.Now.ToString("yyyy-MM") + "/"; _savePath = Server.MapPath(_fileParth); //检查上传目录 if (!Directory.Exists(_savePath)) Directory.CreateDirectory(_savePath); string _newFileName = DateTime.Now.ToString("yyyyMMdd_hhmmss") + _fileExt; _savePath += _newFileName; _fileParth += _newFileName; //保存文件 _postFile.SaveAs(_savePath); //保存数据库记录 attachmentService.Add(new Attachment() { Extension = _fileExt.Substring(1), FileParth = _fileParth, Owner = User.Identity.Name, UploadDate = DateTime.Now, Type = _dirName }); return Json(new { error = 0, url = Url.Content(_fileParth) }); }

/// 
 /// 查找附件列表 /// 
 /// 公共模型ID /// 所有者 /// 类型 ///  IQueryable FindList(Nullable modelID, string owner, string type); /// 
 /// 查找附件列表 /// 
 /// 公共模型ID /// 所有者 /// 所有者 /// 包含ModelID为Null的 ///  IQueryable FindList(int modelID, string owner, string type,bool withModelIDNull); 

public IQueryable FindList(Nullable modelID, string owner, string type) { var _attachemts = CurrentRepository.Entities.Where(a => a.ModelID == modelID); if (!string.IsNullOrEmpty(owner)) _attachemts = _attachemts.Where(a => a.Owner == owner); if (!string.IsNullOrEmpty(type)) _attachemts = _attachemts.Where(a => a.Type == type); return _attachemts; } public IQueryable FindList(int modelID, string owner, string type, bool withModelIDNull) { var _attachemts = CurrentRepository.Entities; if (withModelIDNull) _attachemts = _attachemts.Where(a => a.ModelID == modelID || a.ModelID == null); else _attachemts = _attachemts.Where(a => a.ModelID == modelID); if (!string.IsNullOrEmpty(owner)) _attachemts = _attachemts.Where(a => a.Owner == owner); if (!string.IsNullOrEmpty(type)) _attachemts = _attachemts.Where(a => a.Type == type); return _attachemts; }

namespace Ninesky.Web.Areas.Member.Models { /// 
 /// KindEditor文件管理中文件视图模型 ///  /// 创建：2014.03.09 ///  /// 
 public class AttachmentManagerViewModel { public bool is_dir{get;set;} public bool has_file {get;set;} public int filesize {get;set;} public bool is_photo{get;set;} public string filetype{get;set;} public string filename{get;set;} public string datetime { get; set; } } }

/// 
 /// 附件管理列表 /// 
 /// 公共模型ID /// 目录（类型） ///  public ActionResult FileManagerJson(int? id ,string dir) { Models.AttachmentManagerViewModel _attachmentViewModel; IQueryable _attachments; //id为null，表示是公共模型id为null，此时查询数据库中没有跟模型对应起来的附件列表（以上传，但上传的文章……还未保存） if (id == null) _attachments = attachmentService.FindList(null, User.Identity.Name, dir); //id不为null，返回指定模型id和id为null（新上传的）附件了列表 else _attachments = attachmentService.FindList((int)id, User.Identity.Name, dir, true); //循环构造AttachmentManagerViewModel var _attachmentList = new List(_attachments.Count()); foreach(var _attachment in _attachments) { _attachmentViewModel = new Models.AttachmentManagerViewModel() { datetime = _attachment.UploadDate.ToString("yyyy-MM-dd HH:mm:ss"), filetype = _attachment.Extension, has_file = false, is_dir = false, is_photo = _attachment.Type.ToLower() == "image" ? true : false, filename = Url.Co
                
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