# Http

This part provides extension methods for http-related stuff such as HttpContext and HttpRequest.

## HttpContext extensions

| Method name                          | Return type                               | Description                                                                          |
| ------------------------------------ | ----------------------------------------- | ------------------------------------------------------------------------------------ |
| GetIpAddress                         | `string`                                  | Gets IP-address common human-readable representation for remote target.              |
| GetAuthenticationSchemesAsync        | `Task<IEnumerable<AuthenticationScheme>>` | Gets available authentication schemes.                                               |
| IsSupportedAuthenticationSchemeAsync | `Task<bool>`                              | Determines whenever specified authentication scheme is available in current context. |

## HttpRequest extensions

| Method name    | Return type | Description                                                                             |
| -------------- | ----------- | --------------------------------------------------------------------------------------- |
| IsAjaxRequest  | `bool`      | Determines if request has ajax nature.                                                  |
| GetAbsoluteUri | `string`    | Gets an absolute Uri of request, combined from scheme, host name, port, path and query. |

## QueryCollection extensions

| Method name            | Return type            | Description                                                                                                                                          |
| ---------------------- | ---------------------- | ---------------------------------------------------------------------------------------------------------------------------------------------------- |
| ToRouteValueDictionary | `RouteValueDictionary` | Creates an instance of `RouteValueDictionary` containing key-value pairs form specified `IQueryCollection` and appends new value with specified key. |


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