Custom DateTime Model Binding in ASP.NET Core Web API

This post shows how to write a custom DateTime model binder using ASP.NET Core Web API. It is based on my post that shows how to bind custom DateTime formats in ASP.NET Web API. The default binding mechanism will not work for custom URL friendly date formats …

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Custom DateTime Model Binding in ASP.NET Web API

ASP.NET Web API binds simple data types like DateTime by reading from the URL by default. Source: Parameter Binding in ASP.NET Web API By default, Web API uses the following rules to bind parameters: If the parameter is a “simple” type, Web API tries to get the value …

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Use a Custom Content Negotiatior to always return JSON in ASP.NET Web API

The ASP.NET Web API pipeline decides the media formatter to use depending on the request. This complex decision making process occurs during the content negotiation and is handled by the DefaultContentNegotiator. If we need to support only a single format, say JSON, we can replace the default negotiator with …

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Inject IPrincipal in ASP.NET Web API Controller

In ASP.NET MVC the current IPrincipal can be automatically made available to action methods by implementing the System.Web.Mvc.IModelBinder interface and returning the current authenticated user from HttpContext.User. We can accomplish the same in Web API using the HttpParameterBinding class. namespace App.Web.Http.Helpers { public …

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Download CSV using ASP.NET Web API

The CsvMediaTypeFormatter on Github makes it possible to support text/csv media type to the Web API stack. However, I wanted to rewrite it using the ToCsv() extension method from my earlier post. …

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