C# HttpContext.WriteJsonP方法代码示例

 public void GetAdImages(HttpContext context)
 {
     var files = (from o in GetDataContext2.Ads
                  orderby o.Priority
                  select new
                  {
                      o.ID,
                      o.Priority,
                      o.Name,
                      o.Image_Height,
                      o.Image_Width,
                      o.Url,
                      cats = (from o1 in o.CategoryAdsMapping select new { o1.Category.Name, o1.Category.ID })
                  }).AsEnumerable().Select((o, i) => new
                  {
                      index = i,
                      o.Priority,
                      o.ID,
                      title = o.Name,
                      height = Math.Ceiling(190.00 * (Convert.ToDouble(o.Image_Height) / Convert.ToDouble(o.Image_Width))),
                      file = Common.UploadedImageRelPath + o.Url,
                      o.cats
                  });
     context.WriteJsonP(Newtonsoft.Json.JsonConvert.SerializeObject(files, Formatting.Indented, Common.JsonSerializerSettings));
 }

 public void GetCategories(HttpContext context)
 {
     var categories = (from o in all
                       where o.ParentID == null
                       select new Category
                       {
                           ID = o.ID,
                           Name = o.Name,
                           ParentID = o.ParentID
                       }).AsEnumerable().Select((o, i) => new Category
                       {
                           index = i,
                           ID = o.ID,
                           Name = o.Name,
                           SubCategories = SubCategories(o, all)
                       });
     context.WriteJsonP(JsonConvert.SerializeObject(categories, Formatting.Indented, Common.JsonSerializerSettings));
 }

        private void Default(HttpContext context)
        {
            List<object> files = new List<object>();
            string cat = context.Request.QueryString["cat"];
            string q = context.Request.QueryString["q"];
            int p = int.Parse(context.Request.QueryString["p"]);
            string style = context.Request.QueryString["style"];
            int ps = Common.PageSize;
            if (cat != null)
            {
                List<int> cats = new List<int>();
                Action<IEnumerable<Category>> addSubCats = null;
                addSubCats = (subcats) =>
                {
                    foreach (var category in subcats)
                    {
                        cats.Add(category.ID);
                        if (all.Any(o => o.ParentID == category.ID))
                            addSubCats(all.Where(o => o.ParentID == category.ID));
                    }
                };
                addSubCats(all.Where(o => o.Name == cat));
                if (cats.Any())
                {
                    var catimgs = Common.Compiled.CategoryImages(GetDataContext2, p, ps, string.Join(",", cats.ToArray()), style).Select((o, i) => new
                    {
                        o.ID,
                        editable = false,
                        o.BoardID,
                        title = o.Image_Title,
                        height = o.Image_Height,
                        PinID = o.PinID.ToString(),
                        imgsource = o.Source,
                        width = o.Image_Width,

                        comments = Common.XmlToJArray(o.Comments),
                        bimid = o.BIMID,
                        source = Common.GetAbsoluteUri(o.Source),
                        url = ((o.Uploaded ?? false) ? Common.UploadedImageRelPath : Common.ContentUrl) + o.RelativeImage_Path.Trim()
                    });
                    context.WriteJsonP(JsonConvert.SerializeObject(catimgs, Formatting.Indented, Common.JsonSerializerSettings));
                }
                else context.WriteJsonP("[]");
                return;
            }
            if (q != null)
            {
                var _q = Common.Compiled.Query(this.GetDataContext2, p, ps, q).Select((o, i) => new
                {
                    o.ID,
                    editable = false,
                    o.BoardID,
                    title = o.Image_Title,
                    source = Common.GetAbsoluteUri(o.Source),
                    imgsource = o.Source,
                    width = o.Image_Width,

                    comments = Common.XmlToJArray(o.Comments),
                    o.BIMID,
                    height = o.Image_Height,
                    PinID = o.PinID.ToString(),
                    url = ((o.Uploaded ?? false) ? Common.UploadedImageRelPath : Common.ContentUrl) + o.RelativeImage_Path.Trim()
                });
                context.WriteJsonP(JsonConvert.SerializeObject(_q, Formatting.Indented, Common.JsonSerializerSettings));
                return;
            }
            if (style != null)
            {
                context.WriteJsonP(JsonConvert.SerializeObject(Common.Compiled.ImagesStyle(this.GetDataContext2, style, p, ps).Select((o, i) => new
                {
                    o.ID,
                    editable = false,
                    title = o.Image_Title,
                    o.liked,
                    o.BoardID,
                    imgsource = o.Source,

                    comments = Common.XmlToJArray(o.Comments),
                    o.BIMID,
                    width = o.Image_Width,
                    source = Common.GetAbsoluteUri(o.Source),
                    height = o.Image_Height,
                    PinID = o.PinID.ToString(),
                    url = ((o.Uploaded ?? false) ? Common.UploadedImageRelPath : Common.ContentUrl) + o.RelativeImage_Path.Trim()
                }).Randomize(), Formatting.Indented, Common.JsonSerializerSettings));
                return;
            }
            context.WriteJsonP(JsonConvert.SerializeObject(Common.Compiled.Images(this.GetDataContext2, p, ps).Randomize().Select((o, i) => new
            {
                o.ID,
                editable = false,
                title = o.Image_Title,
                o.liked,
                o.BoardID,
                imgsource = o.Source,

                comments = Common.XmlToJArray(o.Comments),
                o.BIMID,
                width = o.Image_Width,
                source = Common.GetAbsoluteUri(o.Source),
//.........这里部分代码省略.........

        private void User(HttpContext context)
        {
            int? userId = Common.UserID;
            int? vuserid = Common.VUserID;
            List<object> files = new List<object>();
            string cat = context.Request.QueryString["cat"];
            string q = context.Request.QueryString["q"];
            string filter = context.Request.QueryString["filter"];
            string style = context.Request.QueryString["style"];
            string board = context.Request.QueryString["board"];
            int p = int.Parse(context.Request.QueryString["p"]);
            int ps = Common.PageSize;
            int adFreq = Common.AdFreq;
            int adps = ps / adFreq;
            int count, tmp = 0;
            if (board != null)
            {
                var imgs = Common.Compiled.BoardImages(this.GetDataContext2, p, ps, userId, board, vuserid.HasValue).Select((o, i) => new
                {
                    title = o.Image_Title,
                    editable = (!vuserid.HasValue) && (o.UserID == userId),
                    o.ID,
                    o.BoardID,
                    height = o.Image_Height,
                    PinID = o.PinID.ToString(),
                    o.liked,
                    width = o.Image_Width,
                    imgsource = o.Source,
                    comments = Common.XmlToJArray(o.Comments),
                    o.BIMID,
                    source = Common.GetAbsoluteUri(o.Source),
                    url = ((o.Uploaded ?? false) ? Common.UploadedImageRelPath : Common.ContentUrl) + o.RelativeImage_Path.Trim()

                });
                context.WriteJsonP(JsonConvert.SerializeObject(imgs, Formatting.Indented, Common.JsonSerializerSettings));
                return;
            }
            if (filter != null)
            {
                if (filter == "likes")
                {
                    var imgs = Common.Compiled.Likes(this.GetDataContext2, p, ps, userId, vuserid).Select((o, i) => new
                    {
                        title = o.Image_Title,
                        editable = (!vuserid.HasValue) && (o.UserID == userId),
                        o.ID,
                        o.BoardID,
                        height = o.Image_Height,
                        PinID = o.PinID.ToString(),
                        o.liked,
                        width = o.Image_Width,
                        imgsource = o.Source,

                        comments = Common.XmlToJArray(o.Comments),
                        o.BIMID,
                        source = Common.GetAbsoluteUri(o.Source),
                        url = ((o.Uploaded ?? false) ? Common.UploadedImageRelPath : Common.ContentUrl) + o.RelativeImage_Path.Trim()
                    });
                    context.WriteJsonP(JsonConvert.SerializeObject(imgs, Formatting.Indented, Common.JsonSerializerSettings));
                    return;
                }
                if (filter == "pins")
                {
                    var imgs = Common.Compiled.Pins(this.GetDataContext2, p, ps, userId, vuserid).Select((o, i) => new
                    {
                        title = o.Image_Title,
                        editable = (!vuserid.HasValue) && (o.UserID == userId),
                        o.ID,
                        o.BoardID,
                        width = o.Image_Width,
                        height = o.Image_Height,
                        PinID = o.PinID.ToString(),
                        o.liked,
                        imgsource = o.Source,

                        comments = Common.XmlToJArray(o.Comments),
                        o.BIMID,
                        source = Common.GetAbsoluteUri(o.Source),
                        url = ((o.Uploaded ?? false) ? Common.UploadedImageRelPath : Common.ContentUrl) + o.RelativeImage_Path.Trim()
                    });
                    context.WriteJsonP(JsonConvert.SerializeObject(imgs, Formatting.Indented, Common.JsonSerializerSettings));
                    return;
                }
            }
            if (cat != null)
            {
                List<int> cats = new List<int>();
                Action<IEnumerable<Category>> addSubCats = null;
                addSubCats = (subcats) =>
                {
                    foreach (var category in subcats)
                    {
                        cats.Add(category.ID);
                        if (all.Any(o => o.ParentID == category.ID))
                            addSubCats(all.Where(o => o.ParentID == category.ID));
                    }
                };
                addSubCats(all.Where(o => o.Name == cat));
                if (cats.Any())
                {
//.........这里部分代码省略.........

        private void GetQPeople(HttpContext context)
        {
            string name = context.Request.QueryString["name"];
            Func<JObject, JObject> proc = o1 =>
                                              {
                                                  string path = Common.ContentUrl + (string)o1["RelativeImage_Path"];
                                                  o1["RelativeImage_Path"] = path;
                                                  return o1;
                                              };
            int cur_user = Convert.ToInt32(Common.UserID) > 0 ? Convert.ToInt32(Common.UserID) : 0;

            var FgUsers = (from f in GetDataContext2.Vw_User
                           where f.Name.StartsWith(name) && (f.ID != cur_user)
                           select new
                           {
                               F_FullName = f.FirstName,
                               F_ID = f.ID,
                               F_UserName = f.Name,
                               F_Avatar = Common.FixAvatar(f.Avatar),
                               Fg_Count = f.Following_Count,
                               Fr_Count = f.Follower_Count,
                               F_Pin = Common.XmlToJArray(GetDataContext2.ForXML_vw_UserPins(f.ID), proc),
                               F_Status = GetDataContext2.FollowStatus(Common.UserID, f.ID)
                           });
            context.WriteJsonP(JsonConvert.SerializeObject(FgUsers, Formatting.Indented, Common.JsonSerializerSettings));
        }

 private void GetPin(HttpContext context)
 {
     string pin = context.Request.Params["pin"];
     int? userID = Common.UserID;
     if (userID.HasValue)
         context.WriteJsonP(JsonConvert.SerializeObject((from o in GetDataContext2.Vw_Pin
                                                         where o.PinID.Value.ToString() == pin
                                                         select new
                                                         {
                                                             editable = o.UserID.HasValue && (o.UserID == userID),
                                                             title = o.Image_Title,
                                                             source = Common.GetAbsoluteUri(o.Source),
                                                             imgsource = o.Source,
                                                             Comments = Common.XmlToJArray(GetDataContext2.ForXML_vw_UserComments(o.BIMID)),
                                                             o.BIMID,
                                                             Contacts = Common.XmlToJArray(o.Contacts),
                                                             width = o.Image_Width,
                                                             height = o.Image_Height,
                                                             url = ((o.Uploaded ?? false) ? Common.UploadedImageRelPath : Common.ContentUrl) + o.RelativeImage_Path.Trim()
                                                         }).First(), Formatting.Indented, Common.JsonSerializerSettings));
     else
         context.WriteJsonP(JsonConvert.SerializeObject((from o in GetDataContext2.Vw_Pin
                                                         where o.PinID.Value.ToString() == pin
                                                         select new
                                                         {
                                                             title = o.Image_Title,
                                                             source = Common.GetAbsoluteUri(o.Source),
                                                             imgsource = o.Source,
                                                             Comments = Common.XmlToJArray(GetDataContext2.ForXML_vw_UserComments(o.BIMID)),
                                                             o.BIMID,
                                                             Contacts = Common.XmlToJArray(o.Contacts),
                                                             width = o.Image_Width,
                                                             height = o.Image_Height,
                                                             url = ((o.Uploaded ?? false) ? Common.UploadedImageRelPath : Common.ContentUrl) + o.RelativeImage_Path.Trim()
                                                         }).First(), Formatting.Indented, Common.JsonSerializerSettings));
 }

 private void GetImagesinUrl1(HttpContext context)
 {
     string url = context.Request.QueryString["url"];
     Regex img = new Regex("<img.+?src=[\"'](.+?)[\"'].+?>", RegexOptions.IgnoreCase);
     Regex src = new Regex(@"src=(?:(['""])(?<src>(?:(?!\1).)*)\1|(?<src>[^\s>]+))", RegexOptions.IgnoreCase | RegexOptions.Singleline);
     WebClient source = new WebClient();
     string value = source.DownloadString(new Uri(url));
     if (!string.IsNullOrEmpty(value))
     {
         MatchCollection matches = img.Matches(value);
         if (matches.Count > 0)
         {
             string rpath = Common.RelTemp + Common.UserID;
             string path = Common.Temp + Common.UserID;
             if (!Directory.Exists(path)) Directory.CreateDirectory(path);
             else
             {
                 string[] files = Directory.GetFiles(path);
                 foreach (string file in files)
                 {
                     File.Delete(file);
                 }
             }
             int i = 0;
             Dictionary<int, bool> _dict = new Dictionary<int, bool>();
             List<string> paths = new List<string>();
             AsyncCompletedEventHandler callback = (sender, e) =>
                                                       {
                                                           dynamic dyn = (dynamic)e.UserState;
                                                           _dict[dyn.i] = true;
                                                           string rfn = rpath + dyn.i + ".jpg";
                                                           paths.Add(rfn);
                                                       };
             foreach (Match match in matches)
             {
                 string imgUrl = match.Groups[1].Value;
                 WebClient client = new WebClient();
                 client.DownloadFileCompleted += callback;
                 string fn = path + "\\" + i + ".jpg";
                 dynamic dyn = new ExpandoObject();
                 dyn.fn = fn;
                 dyn.i = i;
                 client.DownloadFileAsync(new Uri(imgUrl), fn, dyn);
                 _dict.Add(i, false);
                 i++;
             }
             while (_dict.ContainsValue(false)) Thread.Sleep(500);
             context.WriteJsonP(JsonConvert.SerializeObject(paths, Formatting.Indented, Common.JsonSerializerSettings));
         }
     }
 }

 private void GetFollowing(HttpContext context)
 {
     Func<JObject, JObject> proc = o1 =>
     {
         string path = Common.ContentUrl + (string)o1["RelativeImage_Path"];
         o1["RelativeImage_Path"] = path;
         return o1;
     };
     var FgUsers = (from f in GetDataContext2.Vw_FollowingUser
                    where f.UserID == (Common.VUserID ?? Common.UserID)
                    select new
                    {
                        F_FullName = f.FullName,
                        F_ID = f.FollowingID,
                        F_UserName = f.UserName,
                        F_Avatar = Common.FixAvatar(f.Avatar),
                        Fg_Count = f.Following_Count,
                        Fr_Count = f.Follower_Count,
                        F_Pin = Common.XmlToJArray(f.Pins_XML, proc),
                        F_Status = GetDataContext2.FollowStatus(Common.UserID, f.FollowingID),
                    });
     context.WriteJsonP(JsonConvert.SerializeObject(FgUsers, Formatting.Indented, Common.JsonSerializerSettings));
 }

 private void ValidateContributor(HttpContext context)
 {
     string contributor = context.Request.Params["contributor"];
     Data.dbml.AppUsers user = this.GetDataContext2.AppUsers.FirstOrDefault(o => o.Email == contributor || o.Name == contributor);
     if (user != null)
     {
         if (user.ID == Common.UserID)
             context.Response.WriteError(strings.Contributor_Warn);
         else
         {
             context.WriteJsonP(JsonConvert.SerializeObject(new
             {
                 user.Email,
                 user.Avatar,
                 Name = string.IsNullOrEmpty(user.FirstName) ? user.Name : user.FirstName,
                 UN = user.Name
             }));
         }
     }
     else
         context.Response.WriteError(strings.User_Not_Exist);
 }

 private void Upload1(HttpContext context)
 {
     string tpath = Common.Temp;
     if (!Directory.Exists(tpath))
         Directory.CreateDirectory(tpath);
     HttpPostedFile file = context.Request.Files[0];
     string nfn = Guid.NewGuid().ToString() + "." + file.FileName.Split('.')[1];
     string fp = Common.RelTemp + "/" + nfn;
     file.SaveAs(tpath + "\\" + nfn);
     context.WriteJsonP(JsonConvert.SerializeObject(new { file = fp, fn = nfn }));
 }

 private void GetCategoriesandBoards(HttpContext context)
 {
     var categories = (from o in all where o.ParentID == null select o).AsEnumerable().Select((o, i) => new
     {
         index = i,
         ID = o.ID,
         Name = o.Name,
         SubCategories = SubCategories(o, all)
     });
     //List<object> boards = new List<object>();
     var boards = (from o in GetHairStyleContext2.Boards
                   where o.UserID == Common.UserID ||
                   (from o1 in this.GetHairStyleContext2.BoardContributor where o1.ContributorID == Common.UserID select o1.BoardID).Contains(o.ID)
                   select new
                   {
                       o.ID,
                       o.Name
                   }).Distinct();
     int points = GetHairStyleContext2.AppUsers.Single(o => o.ID == Common.UserID).Points ?? 0;
     context.WriteJsonP(JsonConvert.SerializeObject(new
     {
         categories,
         boards,
         points
     }, Formatting.Indented, Common.JsonSerializerSettings));
 }

 private void Default(HttpContext context)
 {
     List<object> files = new List<object>();
     string cat = context.Request.QueryString["cat"];
     string q = context.Request.QueryString["q"];
     int p = int.Parse(context.Request.QueryString["p"]);
     int ps = Common.PageSize;
     if (cat != null)
     {
         var catimgs = Common.Compiled.CategoryImages(GetHairStyleContext2, p, ps, cat).Select((o, i) => new
         {
             o.ID,
             editable = false,
             o.BoardID,
             title = o.Image_Title,
             height = o.Image_Height,
             PinID = o.PinID.ToString(),
             imgsource = o.Source,
             width = o.Image_Width,
             cats = Common.XmlToJArray(o.Cats),
             comments = Common.XmlToJArray(o.Comments),
             bimid = o.BIMID,
             source = Common.GetAbsoluteUri(o.Source),
             url = ((o.Uploaded ?? false) ? Common.UploadedImageRelPath : Common.ContentUrl) + o.RelativeImage_Path.Trim()
         });
         context.WriteJsonP(JsonConvert.SerializeObject(catimgs, Formatting.Indented, Common.JsonSerializerSettings));
         return;
     }
     if (q != null)
     {
         var _q = Common.Compiled.Query(this.GetHairStyleContext2, p, ps, q).Select((o, i) => new
         {
             o.ID,
             editable = false,
             o.BoardID,
             title = o.Image_Title,
             source = Common.GetAbsoluteUri(o.Source),
             imgsource = o.Source,
             width = o.Image_Width,
             cats = Common.XmlToJArray(o.Cats),
             comments = Common.XmlToJArray(o.Comments),
             o.BIMID,
             height = o.Image_Height,
             PinID = o.PinID.ToString(),
             url = ((o.Uploaded ?? false) ? Common.UploadedImageRelPath : Common.ContentUrl) + o.RelativeImage_Path.Trim()
         });
         context.WriteJsonP(JsonConvert.SerializeObject(_q, Formatting.Indented, Common.JsonSerializerSettings));
         return;
     }
     //CachedMashups(context, ps, p);
     context.WriteJsonP(JsonConvert.SerializeObject(Common.Compiled.Images(this.GetHairStyleContext2, p, ps ).Select((o, i) => new
     {
         o.ID,
         editable = false,
         title = o.Image_Title,
         o.liked,
         o.BoardID,
         imgsource = o.Source,
         cats = Common.XmlToJArray(o.Cats),
         comments = Common.XmlToJArray(o.Comments),
         o.BIMID,
         width = o.Image_Width,
         source = Common.GetAbsoluteUri(o.Source),
         height = o.Image_Height,
         PinID = o.PinID.ToString(),
         url = ((o.Uploaded ?? false) ? Common.UploadedImageRelPath : Common.ContentUrl) + o.RelativeImage_Path.Trim()
     }).Randomize(), Formatting.Indented, Common.JsonSerializerSettings));
 }

 private void AddComment(HttpContext context)
 {
     string comments = context.Request.Params["comments"];
     int id = int.Parse(context.Request.Params["id"]);
     Data.dbml.Comments c = new Data.dbml.Comments();
     c.Comment = comments;
     c.BoardsImagesMappingID = id;
     c.UserID = Common.UserID.Value;
     Data.dbml.AppUsers user = this.GetDataContext2.AppUsers.Single(o => o.ID == Common.UserID);
     this.GetDataContext2.Comments.InsertOnSubmit(c);
     this.GetDataContext2.SubmitChanges();
     context.WriteJsonP(JsonConvert.SerializeObject(new
     {
         Comment = comments,
         Name = user.FirstName,
         Avatar = user.Avatar,
         UN = user.Name
     }));
 }

 private void GetBoards(HttpContext context)
 {
     var boards = Common.Compiled.Boards(GetDataContext2, (Common.VUserID ?? Common.UserID));
     context.WriteJsonP(JsonConvert.SerializeObject(boards, Formatting.Indented, Common.JsonSerializerSettings));
 }

 private void Review(HttpContext context)
 {
     string answer = context.Request.Params["ans"];
     string question = context.Request.Params["ques"];
     int bimid = int.Parse(context.Request.Params["bimid"]);
     Data.dbml.Review review = GetDataContext2.Review.FirstOrDefault(o => o.BIMID == bimid && (o.UserID == Common.UserID || o.SessionID == Common.SessionID));
     if (review == null)
     {
         review = new Data.dbml.Review();
         review.Answer = answer;
         review.BIMID = bimid;
         review.Question = question;
         review.UserID = Common.UserID;
         review.SessionID = Common.SessionID;
         GetDataContext2.Review.InsertOnSubmit(review);
         if (Common.UserID.HasValue)
         {
             GetDataContext1.Update(new Data.POCOS.AppUser() { ID = Common.UserID.Value, Points = Common.Points }, new[] { "Points" });
         }
     }
     else
     {
         review.Answer = answer;
         review.Question = question;
     }
     GetDataContext2.SubmitChanges();
     var q = from o in GetDataContext2.Review where (o.UserID == Common.UserID || o.SessionID == Common.SessionID) select o.BIMID;
     context.WriteJsonP(JsonConvert.SerializeObject(q));
 }