69 lines
2.1 KiB
C#
69 lines
2.1 KiB
C#
using Newtonsoft.Json;
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using Newtonsoft.Json.Linq;
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using System.Linq;
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using System.Collections.Generic;
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namespace Umbraco.Core.Models.Blocks
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{
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/// <summary>
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/// Converts the block json data into objects
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/// </summary>
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public abstract class BlockEditorDataConverter
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{
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private readonly string _propertyEditorAlias;
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protected BlockEditorDataConverter(string propertyEditorAlias)
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{
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_propertyEditorAlias = propertyEditorAlias;
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}
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public BlockEditorData ConvertFrom(JToken json)
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{
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var value = json.ToObject<BlockValue>();
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return Convert(value);
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}
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public bool TryDeserialize(string json, out BlockEditorData blockEditorData)
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{
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try
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{
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var value = JsonConvert.DeserializeObject<BlockValue>(json);
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blockEditorData = Convert(value);
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return true;
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}
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catch (System.Exception)
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{
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blockEditorData = null;
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return false;
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}
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}
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public BlockEditorData Deserialize(string json)
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{
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var value = JsonConvert.DeserializeObject<BlockValue>(json);
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return Convert(value);
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}
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private BlockEditorData Convert(BlockValue value)
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{
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if (value.Layout == null)
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return BlockEditorData.Empty;
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var references = value.Layout.TryGetValue(_propertyEditorAlias, out var layout)
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? GetBlockReferences(layout)
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: Enumerable.Empty<ContentAndSettingsReference>();
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return new BlockEditorData(_propertyEditorAlias, references, value);
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}
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/// <summary>
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/// Return the collection of <see cref="IBlockReference"/> from the block editor's Layout (which could be an array or an object depending on the editor)
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/// </summary>
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/// <param name="jsonLayout"></param>
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/// <returns></returns>
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protected abstract IEnumerable<ContentAndSettingsReference> GetBlockReferences(JToken jsonLayout);
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}
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}
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