protected void get_confidentiality_level(Guid?objectId, ref string responseText)
        {
            //Privacy Check: OK
            if (!paramsContainer.GBEdit)
            {
                return;
            }

            Privacy p = !objectId.HasValue ? new Privacy() :
                        PrivacyController.get_settings(paramsContainer.Tenant.Id, objectId.Value);

            responseText = p.Confidentiality.toJson();
        }
        protected void get_audience(List <Guid> objectIds, PrivacyObjectType objectType, ref string responseText)
        {
            //Privacy Check: OK
            if (!paramsContainer.GBEdit)
            {
                return;
            }

            bool accessDenied = objectIds.Count == 0 || !check_object_type(objectIds, objectType);

            Dictionary <Guid, List <Audience> > audience = accessDenied ? new Dictionary <Guid, List <Audience> >() :
                                                           PrivacyController.get_audience(paramsContainer.Tenant.Id, objectIds);

            Dictionary <Guid, List <DefaultPermission> > defaultPermissions = accessDenied ? new Dictionary <Guid, List <DefaultPermission> >() :
                                                                              PrivacyController.get_default_permissions(paramsContainer.Tenant.Id, objectIds);

            List <Privacy> settings = accessDenied ? new List <Privacy>() :
                                      PrivacyController.get_settings(paramsContainer.Tenant.Id, objectIds);

            objectIds.ForEach(u => {
                if (!settings.Any(x => x.ObjectID == u))
                {
                    settings.Add(new Privacy()
                    {
                        ObjectID = u
                    });
                }
            });

            settings.ForEach(s => {
                if (audience.ContainsKey(s.ObjectID.Value))
                {
                    s.Audience = audience[s.ObjectID.Value];
                }
                if (defaultPermissions.ContainsKey(s.ObjectID.Value))
                {
                    s.DefaultPermissions = defaultPermissions[s.ObjectID.Value];
                }
            });

            List <ConfidentialityLevel> levels = PrivacyController.get_confidentiality_levels(paramsContainer.Tenant.Id);

            responseText = "{\"ConfidentialityLevels\":[" + string.Join(",", levels.Select(x => x.toJson())) + "]" +
                           ",\"Items\":{" + string.Join(",", settings.Where(x => x.ObjectID.HasValue)
                                                        .Select(u => "\"" + u.ObjectID.ToString() + "\":" + u.toJson())) + "}" +
                           (!accessDenied ? string.Empty : ",\"ErrorText\":\"" + Messages.AccessDenied + "\"") +
                           "}";
        }
        protected void get_report(ModuleIdentifier moduleIdentifier, string reportName, bool excel, bool rtl,
                                  bool isPersian, ref Dictionary <string, string> dic, int pageNumber, int pageSize, ref string responseText,
                                  List <ReportParameter> parameters, string password)
        {
            //Privacy Check: OK
            if (!paramsContainer.GBEdit)
            {
                return;
            }

            bool isSystemAdmin =
                PublicMethods.is_system_admin(paramsContainer.Tenant.Id, paramsContainer.CurrentUserID.Value);

            Guid?reportId = ReportUtilities.get_report_id(moduleIdentifier, reportName);

            bool hasAccess = reportId.HasValue && (isSystemAdmin ||
                                                   AuthorizationManager.has_right(AccessRoleName.Reports, paramsContainer.CurrentUserID));

            hasAccess = hasAccess && (isSystemAdmin ||
                                      PrivacyController.check_access(paramsContainer.Tenant.Id, paramsContainer.CurrentUserID,
                                                                     reportId.Value, PrivacyObjectType.Report, PermissionType.View));

            if (!hasAccess)
            {
                responseText = "{\"ErrorText\":\"" + Messages.AccessDenied + "\"}";
                return;
            }

            DataTable tbl     = new DataTable();
            string    actions = string.Empty;

            Dictionary <string, string> columnsDic = new Dictionary <string, string>();

            ReportsController.get_report(paramsContainer.Tenant.Id,
                                         moduleIdentifier, reportName, ref tbl, ref actions, ref columnsDic, parameters);

            int firstRow = excel ? 0 : (pageSize * (pageNumber - 1));
            int lastRow  = (excel ? tbl.Rows.Count : Math.Min(firstRow + pageSize, tbl.Rows.Count)) - 1;

            for (int c = 0; c < tbl.Columns.Count; ++c)
            {
                if (tbl.Columns[c].DataType != typeof(string) || tbl.Columns[c].ColumnName.IndexOf("_HTML") < 0)
                {
                    continue;
                }

                tbl.Columns[c].ColumnName = tbl.Columns[c].ColumnName.Replace("_HTML", string.Empty);

                for (int r = firstRow; r <= lastRow; ++r)
                {
                    if (tbl.Rows[r][c] != DBNull.Value && !string.IsNullOrEmpty((string)tbl.Rows[r][c]))
                    {
                        //tbl.Rows[r][c] = PublicMethods.markup2plaintext(
                        //Expressions.replace((string)tbl.Rows[r][c], Expressions.Patterns.HTMLTag, " ")).Trim();

                        string str = (string)tbl.Rows[r][c];
                        str = Expressions.replace(str, Expressions.Patterns.HTMLTag, " ");
                        str = PublicMethods.markup2plaintext(paramsContainer.Tenant.Id, str).Trim();

                        tbl.Rows[r][c] = str;
                    }
                }
            }

            if (excel)
            {
                try
                {
                    Dictionary <string, bool> usedColNames = new Dictionary <string, bool>();

                    foreach (string n in dic.Values)
                    {
                        usedColNames[n] = true;
                    }

                    for (int c = 0; c < tbl.Columns.Count; ++c)
                    {
                        if (columnsDic.ContainsKey(tbl.Columns[c].ColumnName))
                        {
                            string colName = columnsDic[tbl.Columns[c].ColumnName];
                            int    num     = 1;
                            while (true)
                            {
                                string tmpName = colName + (num <= 1 ? string.Empty : " (" + num.ToString() + ")");

                                if (!usedColNames.ContainsKey(tmpName))
                                {
                                    usedColNames[tmpName] = true;
                                    colName = tmpName;
                                    break;
                                }
                                else
                                {
                                    ++num;
                                }
                            }

                            tbl.Columns[c].ColumnName = colName;
                        }

                        bool isString = tbl.Columns[c].DataType == typeof(string);
                        bool isDic    = tbl.Columns[c].ColumnName.IndexOf("_Dic") >= 0;

                        if (isString && isDic)
                        {
                            Dictionary <string, string> colDic = _get_dictionary(tbl.Columns[c].ColumnName);

                            for (int r = 0; r < tbl.Rows.Count; ++r)
                            {
                                bool isNull = tbl.Rows[r].ItemArray[c] == DBNull.Value || tbl.Rows[r].ItemArray[c] == null;

                                if (!isNull && colDic.ContainsKey((string)tbl.Rows[r].ItemArray[c]))
                                {
                                    tbl.Rows[r][c] = colDic[(string)tbl.Rows[r].ItemArray[c]];
                                }
                            }
                        }

                        if (isDic)
                        {
                            tbl.Columns[c].ColumnName = tbl.Columns[c].ColumnName.Replace("_Dic", string.Empty);
                        }
                    }

                    //meta data for exported file
                    Privacy p = !reportId.HasValue ? null :
                                PrivacyController.get_settings(paramsContainer.Tenant.Id, reportId.Value);
                    string confidentiality = p == null ? null : p.Confidentiality.Title;

                    User currentUser = !paramsContainer.CurrentUserID.HasValue ? null :
                                       UsersController.get_user(paramsContainer.Tenant.Id, paramsContainer.CurrentUserID.Value);
                    if (currentUser == null)
                    {
                        currentUser = new User();
                    }
                    DownloadedFileMeta meta = new DownloadedFileMeta(PublicMethods.get_client_ip(HttpContext.Current),
                                                                     currentUser.UserName, currentUser.FirstName, currentUser.LastName, confidentiality);
                    //end of meta data for exported file

                    string reportFileName = "Reports_" + PublicMethods.get_random_number().ToString();

                    ExcelUtilities.ExportToExcel(reportFileName, tbl, rtl, dic, password, meta);
                }
                catch (Exception ex)
                {
                    responseText = "{\"ErrorText\":\"" + Messages.OperationFailed + "\"}";

                    LogController.save_error_log(paramsContainer.Tenant.Id, paramsContainer.CurrentUserID,
                                                 "ExportReportToExcel", ex, ModuleIdentifier.RPT, LogLevel.Fatal);
                }

                return;
            }

            Dictionary <string, bool> isFloatDic = new Dictionary <string, bool>();

            responseText = "{\"Columns\":[";

            for (int i = 0, lnt = tbl.Columns.Count; i < lnt; ++i)
            {
                object obj = null;
                for (int j = firstRow; j <= lastRow; ++j)
                {
                    if (tbl.Rows[j][i] != DBNull.Value && tbl.Rows[j][i] != null && !string.IsNullOrEmpty(tbl.Rows[j][i].ToString()))
                    {
                        obj = tbl.Rows[j][i];
                        break;
                    }
                }

                bool isNumber = false;
                bool isFloat  = false;
                if (obj != null)
                {
                    var objType = obj.GetType();
                    isNumber = objType == typeof(int) || objType == typeof(long) ||
                               objType == typeof(float) || objType == typeof(double) || objType == typeof(decimal);
                    isFloat = objType == typeof(float) || objType == typeof(double) || objType == typeof(decimal);
                }

                isFloatDic.Add(tbl.Columns[i].ColumnName, isFloat);

                string colTitle = columnsDic.ContainsKey(tbl.Columns[i].ColumnName) ?
                                  columnsDic[tbl.Columns[i].ColumnName] : tbl.Columns[i].ColumnName;

                responseText += (i == 0 ? string.Empty : ",") + "{\"ID\":\"" + tbl.Columns[i].ColumnName +
                                "\",\"Title\":\"" + Base64.encode(colTitle) + "\",\"Encoded\":true" +
                                ",\"IsNumber\":" + isNumber.ToString().ToLower() + "}";
            }

            responseText += "],\"Total\":" + tbl.Rows.Count.ToString() + ",\"Rows\":[";

            for (int i = firstRow; i <= lastRow; ++i)
            {
                responseText += (i == firstRow ? string.Empty : ",") + "{";
                for (int j = 0, _ln = tbl.Columns.Count; j < _ln; ++j)
                {
                    if (isFloatDic[tbl.Columns[j].ColumnName])
                    {
                        tbl.Rows[i].ItemArray[j] =
                            Math.Round(double.Parse((tbl.Rows[i].ItemArray[j] == DBNull.Value ? 0 : tbl.Rows[i].ItemArray[j]).ToString()), 2);
                    }

                    string strVal = tbl.Rows[i].ItemArray[j].GetType() == typeof(DateTime) ?
                                    PublicMethods.get_local_date((DateTime)tbl.Rows[i].ItemArray[j], true) :
                                    (isFloatDic[tbl.Columns[j].ColumnName] ?
                                     Math.Round(double.Parse((tbl.Rows[i].ItemArray[j] == DBNull.Value ? 0 : tbl.Rows[i].ItemArray[j]).ToString()), 2) :
                                     tbl.Rows[i].ItemArray[j]).ToString();

                    responseText += (j == 0 ? string.Empty : ",") + "\"" + tbl.Columns[j].ColumnName + "\":\"" + Base64.encode(strVal) + "\"";
                }
                responseText += "}";
            }

            responseText += "],\"Actions\":" + (string.IsNullOrEmpty(actions) ? "{}" : actions) + "}";
        }