59 lines
2.8 KiB
C#
59 lines
2.8 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Linq;
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using Umbraco.Core.Models;
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using Umbraco.Core.Models.PublishedContent;
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using Umbraco.Web.Composing;
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namespace Umbraco.Web.Models
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{
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public static class PublishedProperty
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{
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/// <summary>
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/// Maps a collection of Property to a collection of IPublishedProperty for a specified collection of PublishedPropertyType.
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/// </summary>
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/// <param name="propertyTypes">The published property types.</param>
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/// <param name="properties">The properties.</param>
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/// <param name="map">A mapping function.</param>
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/// <returns>A collection of IPublishedProperty corresponding to the collection of PublishedPropertyType
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/// and taking values from the collection of Property.</returns>
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/// <remarks>Ensures that all conversions took place correctly.</remarks>
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internal static IEnumerable<IPublishedProperty> MapProperties(
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IEnumerable<PublishedPropertyType> propertyTypes, IEnumerable<Property> properties,
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Func<PublishedPropertyType, object, IPublishedProperty> map)
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{
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var propertyEditors = Current.PropertyEditors;
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var dataTypeService = Current.Services.DataTypeService;
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// fixme not dealing with variants
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// but the entire thing should die anyways
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return propertyTypes.Select(x =>
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{
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var p = properties.SingleOrDefault(xx => xx.Alias == x.Alias);
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var v = p == null || p.GetValue() == null ? null : p.GetValue();
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if (v != null)
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{
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var e = propertyEditors[x.EditorAlias];
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// We are converting to string, even for database values which are integer or
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// DateTime, which is not optimum. Doing differently would require that we have a way to tell
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// whether the conversion to XML string changes something or not... which we don't, and we
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// don't want to implement it as PropertyValueEditor.ConvertDbToXml/String should die anyway.
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// Don't think about improving the situation here: this is a corner case and the real
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// thing to do is to get rig of PropertyValueEditor.ConvertDbToXml/String.
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// Use ConvertDbToString to keep it simple, although everywhere we use ConvertDbToXml and
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// nothing ensures that the two methods are consistent.
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if (e != null)
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v = e.GetValueEditor().ConvertDbToString(p.PropertyType, v, dataTypeService);
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}
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return map(x, v);
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});
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}
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}
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}
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