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ADD Добавлены методы для работы с метаданными списков.
UPD Обновлена документация.
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Source/PZone.Xrm/IOrganizationServiceMetadataExtensions.cs
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,54 @@ | ||
| using System; | ||
| using System.Linq; | ||
| using Microsoft.Xrm.Sdk; | ||
| using Microsoft.Xrm.Sdk.Messages; | ||
| using Microsoft.Xrm.Sdk.Metadata; | ||
|
|
||
| namespace PZone.Xrm | ||
| { | ||
| /// <summary> | ||
| /// Набор методов для упрощения работы с метаданными. | ||
| /// </summary> | ||
| // ReSharper disable once UnusedMember.Global | ||
| // ReSharper disable once InconsistentNaming | ||
| public static class IOrganizationServiceMetadataExtensions | ||
| { | ||
| /// <summary> | ||
| /// Получение метки элемента списка значений. | ||
| /// </summary> | ||
| /// <param name="service">Экземпляр сервиса CRM.</param> | ||
| /// <param name="entityName">Системное имя сущности.</param> | ||
| /// <param name="attributeName">Системное имя атрибута сущности типа "Список значений" (Picklist).</param> | ||
| /// <param name="value">Числовое значение элемента списка.</param> | ||
| /// <returns> | ||
| /// Метод возвращает локальную метку элемента списка значений. | ||
| /// </returns> | ||
| /// <exception cref="ArgumentOutOfRangeException">В метаданных списка нет указанного в <paramref name="value"/> значения.</exception> | ||
| /// <exception cref="InvalidPluginExecutionException">Неизвестная ошибка.</exception> | ||
| public static string RetrievePicklistItemLabel(this IOrganizationService service, string entityName, string attributeName, int value) | ||
| { | ||
| try | ||
| { | ||
| var request = new RetrieveAttributeRequest { EntityLogicalName = entityName, LogicalName = attributeName }; | ||
| var response = (RetrieveAttributeResponse)service.Execute(request); | ||
| var picklistMetadata = (PicklistAttributeMetadata)response.AttributeMetadata; | ||
| var option = picklistMetadata.OptionSet.Options.FirstOrDefault(item => item.Value.HasValue && item.Value.Value == value); | ||
| if (option == null) | ||
| throw new ArgumentOutOfRangeException(nameof(value), $"Getting picklist label error. Unknown value {value}."); | ||
| return option.Label.UserLocalizedLabel.Label; | ||
| } | ||
| catch (ArgumentOutOfRangeException) | ||
| { | ||
| throw; | ||
| } | ||
| catch (InvalidPluginExecutionException) | ||
| { | ||
| throw; | ||
| } | ||
| catch (Exception ex) | ||
| { | ||
| throw new InvalidPluginExecutionException($"Getting picklist label error. {ex.Message}", ex); | ||
| } | ||
| } | ||
| } | ||
| } |
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