コード例 #1
0
        internal Dictionary <string, myPropInfo> Getproperties(Type type, string typename)
        {
            Dictionary <string, myPropInfo> sd = null;

            if (_propertycache.TryGetValue(typename, out sd))
            {
                return(sd);
            }
            else
            {
                sd = new Custom_ValueType <string, myPropInfo>();
                var pr = DeepCloner.GetFastDeepClonerProperties(type);
                foreach (var p in pr)
                {
                    if (!p.CanRead)// Property is an indexer
                    {
                        continue;
                    }

                    myPropInfo d = CreateMyProp(p.PropertyType, p.Name);
                    d.Property = p;
                    d.CanWrite = p.CanWrite;

                    foreach (var at in p.Attributes)
                    {
                        if (at is DataMemberAttribute)
                        {
                            var dm = (DataMemberAttribute)at;
                            if (dm.Name != "")
                            {
                                d.memberName = dm.Name;
                            }
                        }
                    }
                    if (d.memberName != null)
                    {
                        sd.Add(d.memberName, d);
                    }
                    else
                    {
                        sd.Add(p.Name.ToLowerInvariant(), d);
                    }
                }

                _propertycache.Add(typename, sd);
            }
            return(sd);
        }
コード例 #2
0
 /// <summary>
 /// Get the ColumnSchema
 /// </summary>
 /// <param name="datatype"></param>
 /// <returns></returns>
 public Custom_ValueType <string, ColumnSchema> GetColumnSchema(Type datatype)
 {
     try
     {
         var key = datatype.FullName + _transaction.DataBaseTypes.ToString();
         if (CachedColumnSchema.ContainsKey(key))
         {
             return(CachedColumnSchema[key]);
         }
         datatype = datatype.GetActualType();
         var tableName = datatype.TableName();
         var sql       = $"SELECT COLUMN_NAME as columnname, data_type as datatype ,TABLE_CATALOG as db,TABLE_NAME as tb , IS_NULLABLE as isnullable FROM INFORMATION_SCHEMA.COLUMNS WHERE LOWER(TABLE_NAME) = LOWER(String[{tableName.Name}])";
         if (_transaction.DataBaseTypes == DataBaseTypes.Sqllight)
         {
             sql = $"SELECT name  as columnname, type as datatype FROM pragma_table_info(String[{tableName.Name}])";
         }
         var columns = (List <ColumnSchema>)_transaction.DataReaderConverter(_transaction.GetSqlCommand(sql), typeof(ColumnSchema));
         var dic     = new Custom_ValueType <string, ColumnSchema>();
         if (columns != null)
         {
             columns.ForEach(x => dic.Add(x.ColumnName, x));
         }
         return(CachedColumnSchema.GetOrAdd(key, dic));
     }
     catch (NpgsqlException)
     {
         _transaction.Renew();
         return(GetColumnSchema(datatype));
     }
 }
コード例 #3
0
 internal static Dictionary <string, IFastDeepClonerProperty> GetFastDeepClonerProperties(this Type primaryType)
 {
     if (!CachedPropertyInfo.ContainsKey(primaryType))
     {
         var properties = new Custom_ValueType <string, IFastDeepClonerProperty>();
         if (primaryType.GetTypeInfo().BaseType != null && primaryType.GetTypeInfo().BaseType.Name != "Object")
         {
             primaryType.GetRuntimeProperties().Where(x => x.GetField(properties)).ToList();
             primaryType.GetTypeInfo().BaseType.GetRuntimeProperties().Where(x => x.GetField(properties)).ToList();
         }
         else
         {
             primaryType.GetRuntimeProperties().Where(x => x.GetField(properties)).ToList();
         }
         CachedPropertyInfo.Add(primaryType, properties);
     }
     return(CachedPropertyInfo[primaryType]);
 }
コード例 #4
0
        internal static object Creator(this Type type)
        {
            if (!DefaultConstructor.ContainsKey(type))
            {
                DefaultConstructor.Add(type, type.GetConstructor(Type.EmptyTypes));
            }


            if (DefaultConstructor[type] != null)
            {
#if NETSTANDARD2_0 || NETSTANDARD1_3 || NETSTANDARD1_5
                if (CachedConstructor.ContainsKey(type))
                {
                    return(CachedConstructor[type].Invoke());
                }
                return(CachedConstructor.GetOrAdd(type, Expression.Lambda <Func <object> >(Expression.New(type)).Compile()).Invoke());
#else
                if (CachedDynamicMethod.ContainsKey(type))
                {
                    return(CachedDynamicMethod[type]());
                }

                var emptyConstructor = DefaultConstructor[type];
                var dynamicMethod    = new System.Reflection.Emit.DynamicMethod("CreateInstance", type, Type.EmptyTypes, true);
                System.Reflection.Emit.ILGenerator ilGenerator = dynamicMethod.GetILGenerator();
                ilGenerator.Emit(System.Reflection.Emit.OpCodes.Nop);
                ilGenerator.Emit(System.Reflection.Emit.OpCodes.Newobj, emptyConstructor);
                ilGenerator.Emit(System.Reflection.Emit.OpCodes.Ret);
                return(CachedDynamicMethod.GetOrAdd(type, (ObjectActivator)dynamicMethod.CreateDelegate(typeof(ObjectActivator)))());
#endif
            }
            else
            {
                return(FormatterServices.GetUninitializedObject(type));
            }
        }
コード例 #5
0
        private object Save(object o, bool isIndependentData, bool updateOnly = false)
        {
            try
            {
                GlobalConfiguration.Log?.Info("Save", o);
                _repository.CreateTransaction();
                var props      = DeepCloner.GetFastDeepClonerProperties(o.GetType());
                var primaryKey = o.GetPrimaryKey();

                if (primaryKey == null)
                {
                    throw new EntityException("Object must have a PrimaryKey");
                }

                var primaryKeyId        = !Extension.ObjectIsNew(o.GetPrimaryKeyValue()) ? o.GetPrimaryKeyValue() : null;
                var availableColumns    = ObjectColumns(o.GetType());
                var objectRules         = o.GetType().GetCustomAttribute <Rule>();
                var tableName           = o.GetType().TableName();
                var primaryKeySubstitut = !primaryKey.GetCustomAttribute <PrimaryKey>().AutoGenerate ? primaryKeyId : null;

                object dbTrigger = null;
                if (objectRules != null && !CachedIDbRuleTrigger.ContainsKey(o.GetType()))
                {
                    dbTrigger = objectRules.RuleType.CreateInstance(true);
                    CachedIDbRuleTrigger.Add(o.GetType(), dbTrigger);
                }
                else if (objectRules != null || CachedIDbRuleTrigger.ContainsKey(o.GetType()))
                {
                    dbTrigger = CachedIDbRuleTrigger[o.GetType()];
                }

                if (primaryKeyId != null && !updateOnly) // lets attach the object
                {
                    var data = GetById(primaryKeyId, o.GetType());
                    if (data == null)
                    {
                        primaryKeyId = null;
                        o.SetPrimaryKeyValue();
                    }
                    else
                    {
                        if (!_repository.IsAttached(o))
                        {
                            _repository.Attach(data);
                        }

                        var changes = _repository.GetObjectChanges(o);
                        foreach (var item in props.Where(x => x.CanRead && !changes.Any(a => a.PropertyName == x.Name) && x.IsInternalType))
                        {
                            item.SetValue(o, item.GetValue(data));
                        }
                    }
                }

                if (!updateOnly)
                {
                    dbTrigger?.GetType().GetMethod("BeforeSave").Invoke(dbTrigger, new List <object>()
                    {
                        _repository, o
                    }.ToArray());                                                                                                    // Check the Rule before save
                }
                object tempPrimaryKey = null;
                var    sql            = "UPDATE [" + (o.GetType().TableName()) + "] SET ";
                var    cols           = props.FindAll(x => (availableColumns.FindByPrimaryKey <bool>(x.GetPropertyName()) || availableColumns.FindByPrimaryKey <bool>(x.GetPropertyName().ToLower())) && x.IsInternalType && !x.ContainAttribute <ExcludeFromAbstract>() && x.GetCustomAttribute <PrimaryKey>() == null);
                if (primaryKeyId == null)
                {
                    if (primaryKey.PropertyType.IsNumeric() && primaryKey.GetCustomAttribute <PrimaryKey>().AutoGenerate)
                    {
                        sql  = "INSERT INTO [" + tableName + "](" + string.Join(",", cols.Select(x => "[" + x.GetPropertyName() + "]")) + ") Values(";
                        sql += string.Join(",", cols.Select(x => "@" + x.GetPropertyName())) + ");";
                        sql += _repository.DataBaseTypes == DataBaseTypes.Sqllight ? " select last_insert_rowid();" : (_repository.DataBaseTypes != DataBaseTypes.PostgreSql ? " SELECT IDENT_CURRENT('" + tableName + "');" : " SELECT currval('" + string.Format("{0}_{1}_seq", tableName, primaryKey.GetPropertyName()) + "');");
                    }
                    else
                    {
                        var colList = new List <IFastDeepClonerProperty>();
                        tempPrimaryKey = primaryKeySubstitut == null?Guid.NewGuid() : primaryKeySubstitut;

                        if (primaryKeySubstitut == null && primaryKey.PropertyType.IsNumeric())
                        {
                            tempPrimaryKey = _repository.ExecuteScalar(_repository.GetSqlCommand(String.Format("SELECT MAX([{0}]) FROM [{1}]", primaryKey.GetPropertyName(), tableName))).ConvertValue <long>() + 1;
                        }
                        else if (primaryKey.PropertyType == typeof(string))
                        {
                            tempPrimaryKey = tempPrimaryKey.ToString();
                        }
                        colList.Insert(0, primaryKey);
                        colList.AddRange(cols);
                        sql  = "INSERT INTO [" + tableName + "](" + string.Join(",", colList.Select(x => "[" + x.GetPropertyName() + "]")) + ") Values(";
                        sql += string.Join(",", colList.Select(x => "@" + x.GetPropertyName())) + "); select '" + tempPrimaryKey + "'";
                    }
                }
                else
                {
                    sql += string.Join(",", cols.Select(x => "[" + x.GetPropertyName() + "]" + " = @" + x.GetPropertyName()));
                    sql += Querys.Where(_repository.DataBaseTypes).Column(o.GetType().GetActualType().GetPrimaryKey().GetPropertyName()).Equal(primaryKeyId).Execute();
                }

                var cmd = _repository.GetSqlCommand(sql);
                if ((!primaryKey.PropertyType.IsNumeric() || !primaryKey.GetCustomAttribute <PrimaryKey>().AutoGenerate) && primaryKeyId == null)
                {
                    _repository.AddInnerParameter(cmd, primaryKey.GetPropertyName(), tempPrimaryKey, _repository.GetSqlType(primaryKey.PropertyType));
                }


                foreach (var col in cols)
                {
                    var v = col.GetValue(o);
                    var defaultOnEmpty = col.GetCustomAttribute <DefaultOnEmpty>();
                    if (col.ContainAttribute <ForeignKey>() && (v?.ObjectIsNew() ?? true))
                    {
                        var ob              = props.FirstOrDefault(x => x.PropertyType == col.GetCustomAttribute <ForeignKey>().Type&& (string.IsNullOrEmpty(col.GetCustomAttribute <ForeignKey>().PropertyName) || col.GetCustomAttribute <ForeignKey>().PropertyName == x.Name));
                        var obValue         = ob?.GetValue(o);
                        var independentData = ob?.GetCustomAttribute <IndependentData>() != null;
                        if (obValue != null)
                        {
                            v = obValue.GetType().GetPrimaryKey().GetValue(obValue)?.ObjectIsNew() ?? true?
                                Save(obValue, independentData) :
                                    obValue.GetType().GetPrimaryKey().GetValue(obValue);

                            col.SetValue(o, v);
                        }
                    }

                    if (col.ContainAttribute <ToBase64String>())
                    {
                        if (!v?.ConvertValue <string>().IsBase64String() ?? false)
                        {
                            v = MethodHelper.EncodeStringToBase64(v.ConvertValue <string>());
                        }
                    }

                    if (col.ContainAttribute <Stringify>() || col.ContainAttribute <DataEncode>())
                    {
                        v = v?.ConvertValue <string>();
                    }

                    if (col.ContainAttribute <DataEncode>())
                    {
                        if (col.PropertyType != typeof(string))
                        {
                            throw new EntityException(string.Format("Property {0} Contain DataEncode. PropertyType must be of type String .", col.FullName));
                        }
                        v = new DataCipher(col.GetCustomAttribute <DataEncode>().Key, col.GetCustomAttribute <DataEncode>().KeySize).Encrypt(v.ToString());
                    }

                    if (col.ContainAttribute <NotNullable>() && v == null && defaultOnEmpty == null)
                    {
                        throw new EntityException(string.Format("Property {0} dose not allow null.", col.FullName));
                    }


                    if (v == null && defaultOnEmpty != null)
                    {
                        v = defaultOnEmpty.Value.ConvertValue(col.PropertyType);
                    }

                    _repository.AddInnerParameter(cmd, col.GetPropertyName(), v, (col.ContainAttribute <Stringify>() || col.ContainAttribute <DataEncode>() || col.ContainAttribute <ToBase64String>() ? _repository.GetSqlType(typeof(string)) : _repository.GetSqlType(col.PropertyType)));
                }

                if (primaryKeyId == null)
                {
                    primaryKeyId = _repository.ExecuteScalar(cmd).ConvertValue(primaryKey.PropertyType);
                }
                else
                {
                    _repository.ExecuteNonQuery(cmd);
                }
                var oState = dbTrigger != null?DeepCloner.Clone(o) : null;

                if (updateOnly)
                {
                    return(primaryKeyId);
                }
                dbTrigger?.GetType().GetMethod("AfterSave").Invoke(dbTrigger, new List <object>()
                {
                    _repository, o, primaryKeyId
                }.ToArray());                                                                                                                 // Check the Rule before save

                foreach (var prop in props.Where(x => !x.IsInternalType && !x.ContainAttribute <ExcludeFromAbstract>()))
                {
                    var independentData = prop.GetCustomAttribute <IndependentData>() != null;
                    var type            = prop.PropertyType.GetActualType();
                    var oValue          = prop.GetValue(o);
                    if (oValue == null)
                    {
                        continue;
                    }
                    var vList = oValue is IList ? (IList)oValue : new List <object>()
                    {
                        oValue
                    };

                    foreach (var item in vList)
                    {
                        var foreignKey = DeepCloner.GetFastDeepClonerProperties(item.GetType()).FirstOrDefault(x => x.GetCustomAttribute <ForeignKey>()?.Type == o.GetType() && string.IsNullOrEmpty(x.GetCustomAttribute <ForeignKey>().PropertyName));
                        foreignKey?.SetValue(item, primaryKeyId);
                        var res = Save(item, independentData);
                        foreignKey = props.FirstOrDefault(x => x.GetCustomAttribute <ForeignKey>()?.Type == type && (x.GetCustomAttribute <ForeignKey>().PropertyName == prop.Name || string.IsNullOrEmpty(x.GetCustomAttribute <ForeignKey>().PropertyName)));
                        if (foreignKey == null || !foreignKey.GetValue(o).ObjectIsNew())
                        {
                            continue;
                        }
                        if (o.GetType() == foreignKey.GetCustomAttribute <ForeignKey>().Type)
                        {
                            continue;
                        }
                        foreignKey.SetValue(o, res);
                    }
                }


                if (oState != null && _repository.GetObjectChanges(o, oState).Count > 0) // a change has been made outside the function Save then resave
                {
                    o.SetPrimaryKeyValue(primaryKeyId);
                    Save(o, false, true);
                }
                o.SetPrimaryKeyValue(primaryKeyId);
                _repository.Attach(o, true);
                return(primaryKeyId);
            }
            catch (Exception e)
            {
                GlobalConfiguration.Log?.Error(e);
                _repository.Rollback();
                throw;
            }
        }