public async Task<string> NextPageBlock(string sourceId, string set, string qexpr, string prevlast) { JavaScriptSerializer jser = new JavaScriptSerializer(); dynamic sobj = jser.DeserializeObject(set) as dynamic; EntitySetType type; if (Enum.TryParse<EntitySetType>(sobj["set"], out type)) { switch (type) { case EntitySetType.User: { DataContractJsonSerializer ser1 = new DataContractJsonSerializer(typeof(QueryExpresion)); DataContractJsonSerializer ser2 = new DataContractJsonSerializer(typeof(User)); DataContractJsonSerializer ser3 = new DataContractJsonSerializer(typeof(UserPageBlock)); System.IO.MemoryStream strm = new System.IO.MemoryStream(); byte[] sbf = System.Text.Encoding.UTF8.GetBytes(qexpr); strm.Write(sbf, 0, sbf.Length); strm.Position = 0; var _qexpr = ser1.ReadObject(strm) as QueryExpresion; UserServiceProxy svc = new UserServiceProxy(); UserSet _set = new UserSet(); _set.PageBlockSize = int.Parse(sobj["pageBlockSize"]); _set.PageSize_ = int.Parse(sobj["pageSize"]); if (sobj.ContainsKey("setFilter")) _set.SetFilter = sobj["setFilter"]; User _prevlast = null; if (!string.IsNullOrEmpty(prevlast)) { strm = new System.IO.MemoryStream(); sbf = System.Text.Encoding.UTF8.GetBytes(prevlast); strm.Write(sbf, 0, sbf.Length); strm.Position = 0; _prevlast = ser2.ReadObject(strm) as User; } var result = await svc.NextPageBlockAsync(ApplicationContext.ClientContext, _set, _qexpr, _prevlast); strm = new System.IO.MemoryStream(); ser3.WriteObject(strm, result); string json = System.Text.Encoding.UTF8.GetString(strm.ToArray()); return json; } case EntitySetType.Role: { DataContractJsonSerializer ser1 = new DataContractJsonSerializer(typeof(QueryExpresion)); DataContractJsonSerializer ser2 = new DataContractJsonSerializer(typeof(Role)); DataContractJsonSerializer ser3 = new DataContractJsonSerializer(typeof(RolePageBlock)); System.IO.MemoryStream strm = new System.IO.MemoryStream(); byte[] sbf = System.Text.Encoding.UTF8.GetBytes(qexpr); strm.Write(sbf, 0, sbf.Length); strm.Position = 0; var _qexpr = ser1.ReadObject(strm) as QueryExpresion; RoleServiceProxy svc = new RoleServiceProxy(); RoleSet _set = new RoleSet(); _set.PageBlockSize = int.Parse(sobj["pageBlockSize"]); _set.PageSize_ = int.Parse(sobj["pageSize"]); if (sobj.ContainsKey("setFilter")) _set.SetFilter = sobj["setFilter"]; Role _prevlast = null; if (!string.IsNullOrEmpty(prevlast)) { strm = new System.IO.MemoryStream(); sbf = System.Text.Encoding.UTF8.GetBytes(prevlast); strm.Write(sbf, 0, sbf.Length); strm.Position = 0; _prevlast = ser2.ReadObject(strm) as Role; } var result = await svc.NextPageBlockAsync(ApplicationContext.ClientContext, _set, _qexpr, _prevlast); strm = new System.IO.MemoryStream(); ser3.WriteObject(strm, result); string json = System.Text.Encoding.UTF8.GetString(strm.ToArray()); return json; } case EntitySetType.MemberNotification: { DataContractJsonSerializer ser1 = new DataContractJsonSerializer(typeof(QueryExpresion)); DataContractJsonSerializer ser2 = new DataContractJsonSerializer(typeof(MemberNotification)); DataContractJsonSerializer ser3 = new DataContractJsonSerializer(typeof(MemberNotificationPageBlock)); System.IO.MemoryStream strm = new System.IO.MemoryStream(); byte[] sbf = System.Text.Encoding.UTF8.GetBytes(qexpr); strm.Write(sbf, 0, sbf.Length); strm.Position = 0; var _qexpr = ser1.ReadObject(strm) as QueryExpresion; MemberNotificationServiceProxy svc = new MemberNotificationServiceProxy(); MemberNotificationSet _set = new MemberNotificationSet(); _set.PageBlockSize = int.Parse(sobj["pageBlockSize"]); _set.PageSize_ = int.Parse(sobj["pageSize"]); if (sobj.ContainsKey("setFilter")) _set.SetFilter = sobj["setFilter"]; MemberNotification _prevlast = null; if (!string.IsNullOrEmpty(prevlast)) { strm = new System.IO.MemoryStream(); sbf = System.Text.Encoding.UTF8.GetBytes(prevlast); strm.Write(sbf, 0, sbf.Length); strm.Position = 0; _prevlast = ser2.ReadObject(strm) as MemberNotification; } var result = await svc.NextPageBlockAsync(ApplicationContext.ClientContext, _set, _qexpr, _prevlast); strm = new System.IO.MemoryStream(); ser3.WriteObject(strm, result); string json = System.Text.Encoding.UTF8.GetString(strm.ToArray()); return json; } case EntitySetType.ShortMessage: { DataContractJsonSerializer ser1 = new DataContractJsonSerializer(typeof(QueryExpresion)); DataContractJsonSerializer ser2 = new DataContractJsonSerializer(typeof(ShortMessage)); DataContractJsonSerializer ser3 = new DataContractJsonSerializer(typeof(ShortMessagePageBlock)); System.IO.MemoryStream strm = new System.IO.MemoryStream(); byte[] sbf = System.Text.Encoding.UTF8.GetBytes(qexpr); strm.Write(sbf, 0, sbf.Length); strm.Position = 0; var _qexpr = ser1.ReadObject(strm) as QueryExpresion; var svc = new ShortMessageServiceProxy(); var _set = new ShortMessageSet(); _set.PageBlockSize = int.Parse(sobj["pageBlockSize"]); _set.PageSize_ = int.Parse(sobj["pageSize"]); if (!sobj.ContainsKey("setFilter")) throw new Exception("The page is not properly parameterized!"); else { Func<string, string, int> count = (s, p) => { int _cnt = 0; int i = 0; while ((i = s.IndexOf(p, i)) != -1) { _cnt++; i += p.Length; } return _cnt; }; string filter = sobj["setFilter"]; if (filter.Contains("ToID is null") && filter.Contains("___usergroups___") && count(filter, "||") == 0) { string[] mbgrpIds = await GroupChatViewContext.UserGroupChatMembers(System.Web.HttpContext.Current.User.Identity.GetUserId()); if (mbgrpIds == null || mbgrpIds.Length == 0) throw new Exception(ResourceUtils.GetString("234038e6185f013e25d0213c06f5a0e9", "You are not a member of any chat group.")); string groupexpr = ""; foreach (var gid in mbgrpIds) groupexpr += (groupexpr != "" ? " || " : "") + "GroupID == \"" + gid + "\""; _set.SetFilter = filter.Replace("___usergroups___", groupexpr); } else if (filter.EndsWith("&& ToID is not null && GroupID is null && ( ToID == \"{0}\" || FromID == \"{0}\" )") && count(filter, "||") == 1) { filter = string.Format(filter, System.Web.HttpContext.Current.User.Identity.GetUserId()); _set.SetFilter = filter; } else throw new Exception("The page is not properly parameterized!"); } ShortMessage _prevlast = null; if (!string.IsNullOrEmpty(prevlast)) { strm = new System.IO.MemoryStream(); sbf = System.Text.Encoding.UTF8.GetBytes(prevlast); strm.Write(sbf, 0, sbf.Length); strm.Position = 0; _prevlast = ser2.ReadObject(strm) as ShortMessage; } var result = await svc.NextPageBlockAsync(ApplicationContext.ClientContext, _set, _qexpr, _prevlast); strm = new System.IO.MemoryStream(); ser3.WriteObject(strm, result); string json = System.Text.Encoding.UTF8.GetString(strm.ToArray()); return json; } } } return null; }
public async Task<string> GetPageItems(string sourceId, string set, string qexpr, string prevlast) { JavaScriptSerializer jser = new JavaScriptSerializer(); dynamic sobj = jser.DeserializeObject(set) as dynamic; EntitySetType type; if (Enum.TryParse<EntitySetType>(sobj["set"], out type)) { switch (type) { case EntitySetType.User: { DataContractJsonSerializer ser1 = new DataContractJsonSerializer(typeof(QueryExpresion)); DataContractJsonSerializer ser2 = new DataContractJsonSerializer(typeof(User)); var ser3 = new JavaScriptSerializer(); System.IO.MemoryStream strm = new System.IO.MemoryStream(); byte[] sbf = System.Text.Encoding.UTF8.GetBytes(qexpr); strm.Write(sbf, 0, sbf.Length); strm.Position = 0; var _qexpr = ser1.ReadObject(strm) as QueryExpresion; UserServiceProxy svc = new UserServiceProxy(); UserSet _set = new UserSet(); _set.PageBlockSize = int.Parse(sobj["pageBlockSize"]); _set.PageSize_ = int.Parse(sobj["pageSize"]); if (sobj.ContainsKey("setFilter")) _set.SetFilter = sobj["setFilter"]; User _prevlast = null; if (!string.IsNullOrEmpty(prevlast)) { strm = new System.IO.MemoryStream(); sbf = System.Text.Encoding.UTF8.GetBytes(prevlast); strm.Write(sbf, 0, sbf.Length); strm.Position = 0; _prevlast = ser2.ReadObject(strm) as User; } var result = await svc.GetPageItemsAsync(ApplicationContext.ClientContext, _set, _qexpr, _prevlast); var ar = new List<dynamic>(); foreach (var e in result) { ar.Add(new { Id = e.ID.ToString(), DistinctString = e.DistinctString }); } string json = ser3.Serialize(ar); return json; } case EntitySetType.Role: { DataContractJsonSerializer ser1 = new DataContractJsonSerializer(typeof(QueryExpresion)); DataContractJsonSerializer ser2 = new DataContractJsonSerializer(typeof(Role)); var ser3 = new JavaScriptSerializer(); System.IO.MemoryStream strm = new System.IO.MemoryStream(); byte[] sbf = System.Text.Encoding.UTF8.GetBytes(qexpr); strm.Write(sbf, 0, sbf.Length); strm.Position = 0; var _qexpr = ser1.ReadObject(strm) as QueryExpresion; RoleServiceProxy svc = new RoleServiceProxy(); RoleSet _set = new RoleSet(); _set.PageBlockSize = int.Parse(sobj["pageBlockSize"]); _set.PageSize_ = int.Parse(sobj["pageSize"]); if (sobj.ContainsKey("setFilter")) _set.SetFilter = sobj["setFilter"]; Role _prevlast = null; if (!string.IsNullOrEmpty(prevlast)) { strm = new System.IO.MemoryStream(); sbf = System.Text.Encoding.UTF8.GetBytes(prevlast); strm.Write(sbf, 0, sbf.Length); strm.Position = 0; _prevlast = ser2.ReadObject(strm) as Role; } var result = await svc.GetPageItemsAsync(ApplicationContext.ClientContext, _set, _qexpr, _prevlast); var ar = new List<dynamic>(); foreach (var e in result) { ar.Add(new { Id = e.ID.ToString(), DistinctString = e.DistinctString }); } string json = ser3.Serialize(ar); return json; } case EntitySetType.MemberNotification: { DataContractJsonSerializer ser1 = new DataContractJsonSerializer(typeof(QueryExpresion)); DataContractJsonSerializer ser2 = new DataContractJsonSerializer(typeof(MemberNotification)); var ser3 = new JavaScriptSerializer(); System.IO.MemoryStream strm = new System.IO.MemoryStream(); byte[] sbf = System.Text.Encoding.UTF8.GetBytes(qexpr); strm.Write(sbf, 0, sbf.Length); strm.Position = 0; var _qexpr = ser1.ReadObject(strm) as QueryExpresion; MemberNotificationServiceProxy svc = new MemberNotificationServiceProxy(); MemberNotificationSet _set = new MemberNotificationSet(); _set.PageBlockSize = int.Parse(sobj["pageBlockSize"]); _set.PageSize_ = int.Parse(sobj["pageSize"]); if (sobj.ContainsKey("setFilter")) _set.SetFilter = sobj["setFilter"]; MemberNotification _prevlast = null; if (!string.IsNullOrEmpty(prevlast)) { strm = new System.IO.MemoryStream(); sbf = System.Text.Encoding.UTF8.GetBytes(prevlast); strm.Write(sbf, 0, sbf.Length); strm.Position = 0; _prevlast = ser2.ReadObject(strm) as MemberNotification; } var result = await svc.GetPageItemsAsync(ApplicationContext.ClientContext, _set, _qexpr, _prevlast); var ar = new List<dynamic>(); foreach (var e in result) { ar.Add(new { Id = e.ID.ToString(), DistinctString = e.DistinctString }); } string json = ser3.Serialize(ar); return json; } } } return null; }
public static async Task<string> GetNotifications(string set, string qexpr, string prevlast) { var cntx = Cntx; JavaScriptSerializer jser = new JavaScriptSerializer(); dynamic sobj = jser.DeserializeObject(set) as dynamic; DataContractJsonSerializer ser1 = new DataContractJsonSerializer(typeof(QueryExpresion)); DataContractJsonSerializer ser2 = new DataContractJsonSerializer(typeof(MemberNotification)); var ser3 = new JavaScriptSerializer(); System.IO.MemoryStream strm = new System.IO.MemoryStream(); byte[] sbf = System.Text.Encoding.UTF8.GetBytes(qexpr); strm.Write(sbf, 0, sbf.Length); strm.Position = 0; var _qexpr = ser1.ReadObject(strm) as QueryExpresion; MemberNotificationServiceProxy svc = new MemberNotificationServiceProxy(); MemberNotificationSet _set = new MemberNotificationSet(); _set.PageBlockSize = int.Parse(sobj["pageBlockSize"]); _set.PageSize_ = int.Parse(sobj["pageSize"]); _set.SetFilter = sobj["setFilter"]; string usrId = HttpContext.Current.User.Identity.GetUserId(); if (_set.SetFilter.Contains(usrId)) { // just in case the script was tempered with by clients. _set.SetFilter += " && UserRef.ID == \"" + usrId + "\""; } MemberNotification _prevlast = null; if (!string.IsNullOrEmpty(prevlast)) { strm = new System.IO.MemoryStream(); sbf = System.Text.Encoding.UTF8.GetBytes(prevlast); strm.Write(sbf, 0, sbf.Length); strm.Position = 0; _prevlast = ser2.ReadObject(strm) as MemberNotification; } var result = (await svc.GetPageItemsAsync(cntx, _set, _qexpr, _prevlast)).ToArray(); List<dynamic> ar = new List<dynamic>(); Dictionary<int, MemberNotificationType> dic = new Dictionary<int, MemberNotificationType>(); foreach (var e in result) { MemberNotificationType c; if (!dic.TryGetValue(e.TypeID, out c)) { c = await svc.MaterializeMemberNotificationTypeRefAsync(cntx, e); c.TypeName = MapCategoryName(c); dic.Add(e.TypeID, c); } ar.Add(new { categ = new { Id = c.ID, name = c.TypeName }, data = e }); } string json = ser3.Serialize(ar); return json; }