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POCustom HTML attributes in MVC3 Model
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  1. POCustom HTML attributes in MVC3 Model
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    copied!<p>I want to create a Model:</p> <pre><code>public class TestModel { Microdata(Data = "data-test=this is a test!")] public bool Test { get; set; } } </code></pre> <p>Then in the view:</p> <pre><code>@Html.DisplayForModel() </code></pre> <p>The result i'm looking for is something like this: </p> <pre><code>&lt;label&gt;Test:&lt;/label&gt; &lt;input type="checkbox" data-test="this is a test!" /&gt; </code></pre> <p>I've already created a custom attribute class, but this didn't produce anything. </p> <pre><code>[AttributeUsage(AttributeTargets.Property | AttributeTargets.Class, AllowMultiple = false, Inherited = true)] public class MicrodataAttribute : Attribute { public string Data { get; set; } public RouteValueDictionary GetAttributes() { var attributes = new RouteValueDictionary(); if (this.Data != null) { string[] kv = this.Data.Split(','); attributes.Add(kv[0], kv[1]); } return attributes; } } public class MetadataProvider : DataAnnotationsModelMetadataProvider { protected override ModelMetadata CreateMetadata(IEnumerable&lt;Attribute&gt; attributes, Type containerType, Func&lt;object&gt; modelAccessor, Type modelType, string propertyName) { var metadata = base.CreateMetadata(attributes, containerType, modelAccessor, modelType, propertyName); var additionalValues = attributes.OfType&lt;HtmlPropertiesAttribute&gt;().FirstOrDefault(); if (additionalValues != null) { metadata.AdditionalValues.Add("HtmlAttributes", additionalValues); } return metadata; } } </code></pre>
 

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