private DataTypeDescriptorFormsHelper GetDataTypeDescriptorFormsHelper()
        {
            if (_helper == null)
            {
                var type = GetInterfaceType();
                var guid = type.GetImmutableTypeId();

                var typeDescriptor = DataMetaDataFacade.GetDataTypeDescriptor(guid);
                if (typeDescriptor == null)
                {
                    throw new InvalidOperationException(string.Format("Can not find the type descriptor for the type '{0}'", type));
                }

                var generatedTypesHelper = new GeneratedTypesHelper(typeDescriptor) { AllowForeignKeyEditing = true };

                _helper = new DataTypeDescriptorFormsHelper(typeDescriptor, true, EntityToken)
                {
                    LayoutIconHandle = "generated-type-data-add"
                };

                _helper.AddReadOnlyFields(generatedTypesHelper.NotEditableDataFieldDescriptorNames);

                _typeName = typeDescriptor.Name;
            }

            return _helper;
        }
        private void initializeCodeActivity_ExecuteCode(object sender, EventArgs e)
        {
            DataTypeDescriptor dataTypeDescriptor = GetDataTypeDescriptor();

            string formMarkup;

            XDocument formMarkupDocument = DynamicTypesCustomFormFacade.GetCustomFormMarkup(dataTypeDescriptor);


            if (formMarkupDocument != null)
            {
                formMarkup = formMarkupDocument.ToString();
            }
            else
            {
                bool isMetaDataType = dataTypeDescriptor.SuperInterfaces.Contains(typeof(IPageMetaData));
                var formsHelper = new DataTypeDescriptorFormsHelper(dataTypeDescriptor, null, !isMetaDataType, null);

                var generatedTypesHelper = new GeneratedTypesHelper(dataTypeDescriptor);
                formsHelper.AddReadOnlyFields(generatedTypesHelper.NotEditableDataFieldDescriptorNames);

                formMarkup = formsHelper.GetForm();
            }

            this.Bindings.Add("Title", string.Format("{0}.{1} XML", dataTypeDescriptor.Namespace, dataTypeDescriptor.Name));
            this.Bindings.Add("FileContent", formMarkup);
        }
        private static DataTypeDescriptorFormsHelper CreateDataTypeDescriptorFormsHelper(IPageMetaDataDefinition pageMetaDataDefinition, DataTypeDescriptor dataTypeDescriptor)
        {
            var bindingPrefix = $"{pageMetaDataDefinition.Name}:{dataTypeDescriptor.Namespace}.{dataTypeDescriptor.Name}";

            var helper = new DataTypeDescriptorFormsHelper(dataTypeDescriptor, bindingPrefix);

            var generatedTypesHelper = new GeneratedTypesHelper(dataTypeDescriptor);
            helper.AddReadOnlyFields(generatedTypesHelper.NotEditableDataFieldDescriptorNames);

            helper.FieldGroupLabel = StringResourceSystemFacade.ParseString(pageMetaDataDefinition.Label);

            return helper;
        }
        private DataTypeDescriptorFormsHelper GetDataTypeDescriptorFormsHelper()
        {
            if (_helper == null)
            {
                var dataEntityToken = (DataEntityToken)EntityToken;
                var interfaceType = dataEntityToken.Data.DataSourceId.InterfaceType;
                var guid = interfaceType.GetImmutableTypeId();
                var typeDescriptor = DataMetaDataFacade.GetDataTypeDescriptor(guid);

                var generatedTypesHelper = new GeneratedTypesHelper(typeDescriptor);

                _helper = new DataTypeDescriptorFormsHelper(typeDescriptor, true, EntityToken);
                _helper.AddReadOnlyFields(generatedTypesHelper.NotEditableDataFieldDescriptorNames);

                _typeName = typeDescriptor.Name;
            }

            return _helper;
        }
        private DataTypeDescriptorFormsHelper GetDataTypeDescriptorFormsHelper()
        {
            if (_helper == null)
            {
                var dataEntityToken = (DataEntityToken)EntityToken;
                var guid = dataEntityToken.Data.DataSourceId.InterfaceType.GetImmutableTypeId();
                var typeDescriptor = DataMetaDataFacade.GetDataTypeDescriptor(guid);

                var generatedTypesHelper = new GeneratedTypesHelper(typeDescriptor) { AllowForeignKeyEditing = true };

                _helper = new DataTypeDescriptorFormsHelper(typeDescriptor, true, EntityToken)
                {
                    LayoutIconHandle = "generated-type-data-edit"
                };

                _helper.AddReadOnlyFields(generatedTypesHelper.NotEditableDataFieldDescriptorNames);

                _typeName = typeDescriptor.Name;
            }

            return _helper;
        }
        private void MetaDataValid(object sender, ConditionalEventArgs e)
        {
            bool valid = ValidateBindings();

            Type selectedMetaDataType = this.GetBinding<Type>(SelectedTypeBindingName);
            DataTypeDescriptor dataTypeDescriptor = DynamicTypeManager.GetDataTypeDescriptor(selectedMetaDataType.GetImmutableTypeId());

            DataTypeDescriptorFormsHelper helper = new DataTypeDescriptorFormsHelper(dataTypeDescriptor);

            GeneratedTypesHelper generatedTypesHelper = new GeneratedTypesHelper(dataTypeDescriptor);
            helper.AddReadOnlyFields(generatedTypesHelper.NotEditableDataFieldDescriptorNames);

            IData newDataTemplate = DataFacade.BuildNew(selectedMetaDataType);

            if(!BindAndValidate(helper, newDataTemplate))
            {
                valid = false;
            }

            if (valid)
            {
                var fieldsWithInvalidForeginKey = new List<string>();
                DataReferenceFacade.TryValidateForeignKeyIntegrity(newDataTemplate, fieldsWithInvalidForeginKey);
                if (fieldsWithInvalidForeginKey.Count > 0)
                {
                    foreach (string fieldName in fieldsWithInvalidForeginKey)
                    {
                        if (!generatedTypesHelper.NotEditableDataFieldDescriptorNames.Contains(fieldName))
                        {
                            this.ShowFieldMessage(fieldName, "Invalid reference");
                            valid = false;
                        }
                    }

                }
            }

            e.Result = valid;
        }
        private void finalizeCodeActivity_Finalize_ExecuteCode(object sender, EventArgs e)
        {
            Type selectedMetaDataType = this.GetBinding<Type>(SelectedTypeBindingName);
            DataTypeDescriptor dataTypeDescriptor = DynamicTypeManager.GetDataTypeDescriptor(selectedMetaDataType.GetImmutableTypeId());

            PageMetaDataDescription dataAssociationVisabilityRule = this.GetBinding<PageMetaDataDescription>(DataAssociationVisabilityDescriptionBindingName);
            Guid metaDataContainerId = this.GetBinding<Guid>(SelectedContainerBindingName);
            string metaDataDefinitionName = this.GetBinding<string>(FieldGroupNameBindingName);
            string metaDataDefinitionLabel = this.GetBinding<string>(FieldGroupLabelBindingName);

            IData newDataTemplate = null;
            if (IsAnyPagesAffected())
            {
                DataTypeDescriptorFormsHelper helper = new DataTypeDescriptorFormsHelper(dataTypeDescriptor);

                GeneratedTypesHelper generatedTypesHelper = new GeneratedTypesHelper(dataTypeDescriptor);
                helper.AddReadOnlyFields(generatedTypesHelper.NotEditableDataFieldDescriptorNames);

                newDataTemplate = DataFacade.BuildNew(selectedMetaDataType);
                helper.BindingsToObject(this.Bindings, newDataTemplate);
            }
            

            using (TransactionScope transactionScope = TransactionsFacade.CreateNewScope())
            {
                IPage page = GetCurrentPage();

                page.AddMetaDataDefinition(metaDataDefinitionName, metaDataDefinitionLabel, selectedMetaDataType.GetImmutableTypeId(), metaDataContainerId, dataAssociationVisabilityRule.StartLevel, dataAssociationVisabilityRule.Levels);

                if (newDataTemplate != null)
                {
                    page.AddNewMetaDataToExistingPages(metaDataDefinitionName, newDataTemplate);
                }

                transactionScope.Complete();
            }

            ParentTreeRefresher parentTreeRefresher = this.CreateParentTreeRefresher();
            parentTreeRefresher.PostRefreshMesseges(this.EntityToken);
        }
        private void enterDefaultValuesCodeActivity_Initialize_ExecuteCode(object sender, EventArgs e)
        {
            Type type = this.GetBinding<Type>(SelectedTypeBindingName);
            DataTypeDescriptor dataTypeDescriptor = DynamicTypeManager.GetDataTypeDescriptor(type.GetImmutableTypeId());

            DataTypeDescriptorFormsHelper helper = new DataTypeDescriptorFormsHelper(dataTypeDescriptor);
            helper.LayoutIconHandle = "associated-data-add";

            GeneratedTypesHelper generatedTypesHelper = new GeneratedTypesHelper(dataTypeDescriptor);
            helper.AddReadOnlyFields(generatedTypesHelper.NotEditableDataFieldDescriptorNames);

            IData newData = DataFacade.BuildNew(type);

            helper.UpdateWithNewBindings(this.Bindings);
            helper.ObjectToBindings(newData, this.Bindings);

            this.DeliverFormData(
                    type.Name,
                    StandardUiContainerTypes.Wizard,
                    helper.GetForm(),
                    this.Bindings,
                    helper.GetBindingsValidationRules(newData)
                );
        }
        private void step2CodeActivity_ShowWizzard_ExecuteCode(object sender, EventArgs e)
        {
            IPageTypeMetaDataTypeLink pageTypeMetaDataTypeLink = this.GetBinding<IPageTypeMetaDataTypeLink>("NewMetaDataTypeLink");

            DataTypeDescriptor dataTypeDescriptor = DynamicTypeManager.GetDataTypeDescriptor(pageTypeMetaDataTypeLink.DataTypeId);
            Type metaDataType = TypeManager.GetType(dataTypeDescriptor.TypeManagerTypeName);

            DataTypeDescriptorFormsHelper helper = new DataTypeDescriptorFormsHelper(dataTypeDescriptor);
            helper.LayoutLabel = StringResourceSystemFacade.GetString("Composite.Plugins.PageTypeElementProvider", "PageType.AddPageTypeMetaDataFieldWorkflow.AddingDefaultMetaData.Title");
            helper.LayoutIconHandle = "pagetype-add-metedatafield";

            GeneratedTypesHelper generatedTypesHelper = new GeneratedTypesHelper(dataTypeDescriptor);
            helper.AddReadOnlyFields(generatedTypesHelper.NotEditableDataFieldDescriptorNames);

            IData newDataTemplate = DataFacade.BuildNew(metaDataType);

            helper.UpdateWithNewBindings(this.Bindings);
            helper.ObjectToBindings(newDataTemplate, this.Bindings);
            this.UpdateBinding("NewDataTemplate", newDataTemplate);

            this.DeliverFormData(
                    metaDataType.GetTypeTitle(),
                    StandardUiContainerTypes.Wizard,
                    helper.GetForm(),
                    this.Bindings,
                    helper.GetBindingsValidationRules(newDataTemplate)
                );
        }
        private void DefaultValuesAreValid(object sender, ConditionalEventArgs e)
        {
            IData newDataTemplate;

            if (!this.TryGetBinding("NewDataTemplate", out newDataTemplate))
            {
                e.Result = true;
                return;
            }
            
            IPageTypeMetaDataTypeLink pageTypeMetaDataTypeLink = this.GetBinding<IPageTypeMetaDataTypeLink>("NewMetaDataTypeLink");

            var dataTypeDescriptor = DynamicTypeManager.GetDataTypeDescriptor(pageTypeMetaDataTypeLink.DataTypeId);
            var helper = new DataTypeDescriptorFormsHelper(dataTypeDescriptor);

            e.Result = BindAndValidate(helper, newDataTemplate);
        }
        private void finalizeCodeActivity_Finalize_ExecuteCode(object sender, EventArgs e)
        {
            using (TransactionScope transactionScope = TransactionsFacade.CreateNewScope())
            {
                List<Guid> oldPageIds = GetOldAffectedPageIds();
                List<Guid> newPageIds = GetNewAffectedPageIds();

                Pair<string, Type> metaDataPair = this.GetBinding<Pair<string, Type>>("SelectedMetaDataDefinition");
                Guid newMetaDataContainerId = this.GetBinding<Guid>("SelectedMetaDataContainer");                
                string newLabel = this.GetBinding<string>("Label");
                int startLevel = this.GetBinding<int>("SelectedStartDisplay");
                int levels = this.GetBinding<int>("SelectedInheritDisplay");

                PageMetaDataFacade.UpdateDefinition(GetCurrentPageId(), metaDataPair.First, newLabel, startLevel, levels, newMetaDataContainerId);                

                IEnumerable<Guid> oldPageIdsToRemove = oldPageIds.Except(newPageIds);
                foreach (Guid id in oldPageIdsToRemove)
                {
                    IPage page = Composite.Data.PageManager.GetPageById(id);
                    
                    bool otherDefinitionExists = page.GetAllowedMetaDataDefinitions().Where(f => f.Name == metaDataPair.First).Any();

                    if (otherDefinitionExists) continue;
                                        
                    using (new DataScope(DataScopeIdentifier.Public))
                    {
                        IData dataToDelete = page.GetMetaData(metaDataPair.First, metaDataPair.Second);
                        if (dataToDelete != null)
                        {
                            DataFacade.Delete(dataToDelete);
                        }
                    }

                    using (new DataScope(DataScopeIdentifier.Administrated))
                    {
                        IData dataToDelete = page.GetMetaData(metaDataPair.First, metaDataPair.Second);
                        if (dataToDelete != null)
                        {
                            DataFacade.Delete(dataToDelete);
                        }
                    }
                }


                IData newDataTemplate = null;
                if (this.BindingExist("NewDataTemplate"))
                {
                    newDataTemplate = this.GetBinding<IData>("NewDataTemplate");

                    DataTypeDescriptor dataTypeDescriptor = DynamicTypeManager.GetDataTypeDescriptor(metaDataPair.Second.GetImmutableTypeId());
                    DataTypeDescriptorFormsHelper helper = new DataTypeDescriptorFormsHelper(dataTypeDescriptor);
                    helper.BindingsToObject(this.Bindings, newDataTemplate);
                }


                IEnumerable<Guid> newPageIdsToAdd = newPageIds.Except(oldPageIds);
                foreach (Guid id in newPageIdsToAdd)
                {
                    IPage page = Composite.Data.PageManager.GetPageById(id);

                    page.AddNewMetaDataToExistingPage(metaDataPair.First, metaDataPair.Second, newDataTemplate);
                }

                transactionScope.Complete();
            }
        }
        private void finalizeCodeActivity_ExecuteCode(object sender, EventArgs e)
        {
            var dataTypeDescriptor = GetBinding<DataTypeDescriptor>("DataTypeDescriptor");

            var newData = GetBinding<IData>("NewData");

            var helper = new DataTypeDescriptorFormsHelper(dataTypeDescriptor, true, newData.GetDataEntityToken());

            var generatedTypesHelper = new GeneratedTypesHelper(dataTypeDescriptor);
            helper.AddReadOnlyFields(generatedTypesHelper.NotEditableDataFieldDescriptorNames);


            var isValid = ValidateBindings();

            if (!BindAndValidate(helper, newData))
            {
                isValid = false;
            }

            var justAdded = false;
            if (isValid)
            {
                var published = false;

                if (!BindingExist("DataAdded"))
                {
                    var dataScopeIdentifier = DataScopeIdentifier.Public;
                    if (dataTypeDescriptor.SuperInterfaces.Contains(typeof(IPublishControlled)))
                    {
                        dataScopeIdentifier = DataScopeIdentifier.Administrated;
                    }

                    using (new DataScope(dataScopeIdentifier))
                    {
                        newData = DataFacade.AddNew(newData);

                        justAdded = true;
                    }

                    PublishControlledHelper.PublishIfNeeded(newData, _doPublish, Bindings, ShowMessage);

                    AcquireLock(newData.GetDataEntityToken());

                    UpdateBinding("NewData", newData);
                    Bindings.Add("DataAdded", true);
                }
                else
                {
                    var publishedControlled = newData as IPublishControlled;
                    if (publishedControlled != null)
                    {
                        var refreshedData = (IPublishControlled)DataFacade.GetDataFromDataSourceId(newData.DataSourceId);
                        if (refreshedData != null && refreshedData.PublicationStatus == GenericPublishProcessController.Published)
                        {
                            refreshedData.PublicationStatus = GenericPublishProcessController.Draft;

                            DataFacade.Update(refreshedData);
                        }
                    }

                    DataFacade.Update(newData);

                    published = PublishControlledHelper.PublishIfNeeded(newData, _doPublish, Bindings, ShowMessage);

                    EntityTokenCacheFacade.ClearCache(newData.GetDataEntityToken());
                }

                if (!published)
                {
                    var specificTreeRefresher = CreateParentTreeRefresher();
                    specificTreeRefresher.PostRefreshMesseges(EntityToken);
                }

                if (justAdded)
                {
                    SetSaveStatus(true, newData);
                }
                else
                {
                    SetSaveStatus(true);
                }
            }
            else
            {
                SetSaveStatus(false);
            }
        }
        private void enterDataCodeActivity_ExecuteCode(object sender, EventArgs e)
        {
            var dataTypeDescriptor = GetBinding<DataTypeDescriptor>("DataTypeDescriptor");

            var type = TypeManager.GetType(dataTypeDescriptor.TypeManagerTypeName);

            Guid pageId = GetBinding<Guid>(BindingNames.PageId);

            var helper = new DataTypeDescriptorFormsHelper(dataTypeDescriptor, true, EntityToken)
            {
                LayoutIconHandle = "associated-data-add"
            };

            var generatedTypesHelper = new GeneratedTypesHelper(dataTypeDescriptor);
            helper.AddReadOnlyFields(generatedTypesHelper.NotEditableDataFieldDescriptorNames);

            IData newData;
            if (!BindingExist("NewData"))
            {
                newData = DataFacade.BuildNew(type);

                PageFolderFacade.AssignFolderDataSpecificValues(newData, pageId);

                var publishControlled = newData as IPublishControlled;
                if (publishControlled != null)
                {
                    publishControlled.PublicationStatus = GenericPublishProcessController.Draft;
                }

                var localizedData = newData as ILocalizedControlled;
                if (localizedData != null)
                {
                    var cultureInfo = UserSettings.ActiveLocaleCultureInfo ?? DataLocalizationFacade.DefaultLocalizationCulture;
                    localizedData.SourceCultureName = cultureInfo.Name;
                }

                Bindings.Add("NewData", newData);

                helper.UpdateWithNewBindings(Bindings);
                helper.ObjectToBindings(newData, Bindings);
            }
            else
            {
                newData = GetBinding<IData>("NewData");
            }

            DeliverFormData(
                    type.Name,
                    StandardUiContainerTypes.Document,
                    helper.GetForm(),
                    Bindings,
                    helper.GetBindingsValidationRules(newData)
                );
        }