Custom Parameter Names With Special Characters in ASP.NET Web API MVC 4

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礼貌的吻别
礼貌的吻别 2020-12-09 14:24

I have a requirement to create a Get method which takes the following parameter names in the URL:

ms-scale ms-contrast ms-lang

As you can see, all the names

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  • 2020-12-09 14:45

    Use FromUriAttribute

    public HttpResponseMessage Get([FromUri(Name = "ms-scale")]int scale, [FromUri(Name = "ms-contrast")]string contrast, [FromUri(Name = "ms-lang")]string lang)
    
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  • 2020-12-09 14:51

    I was asked this before somewhere else and found this answer:

    Using a dash (-) in ASP.MVC parameters

    Updated

    In order to get this working with Web API we need to modify it a bit.

    [AttributeUsage(AttributeTargets.Method, AllowMultiple = true)]
    public class BindParameterAttribute : ActionFilterAttribute
    {
        public string ViewParameterName { get; set; }
        public string ActionParameterName { get; set; }
    
        public override void OnActionExecuting(HttpActionContext actionContext)
        {
            var viewParameter = actionContext.Request.RequestUri.ParseQueryString()[ViewParameterName];
            if (!string.IsNullOrWhiteSpace(viewParameter))
                actionContext.ActionArguments[ActionParameterName] = viewParameter;
    
            base.OnActionExecuting(actionContext);
        }
    }
    

    And how to use it:

    [BindParameter(ActionParameterName = "customData", ViewParameterName = "custom-data")]
    public string Get(string customData) {}
    

    Please note, that this only works if your data comes from the uri, not body. How to make it work with POST data, I'm not really sure of at the moment.

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