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using System;
using System.Collections.Specialized;
using System.Security.Principal;
using System.Web;
using System.Web.Security;
using Marina.Infrastructure.Logging.Interfaces;
using Marina.Presentation;
using Marina.Web.Views;
namespace Marina.Web.Http {
public class HttpGateway : IHttpGateway {
public HttpGateway( IHttpContext context ) {
_context = context;
}
public string Destination() {
return _context.Request.RawUrl;
}
public void RedirectTo( IView view ) {
try {
_context.Server.Transfer( view.Name( ) );
}
catch ( Exception ex ) {
Log.For( this ).CriticalError( ex.StackTrace );
}
}
public void AddAuthenticationCookieFor( string username, long customerId ) {
AddCookieToResponse( username, customerId );
BindPrincipalToCurrentThread( username );
}
public T ParsePayloadFor< T >( PayloadKey< T > key ) {
return key.ParseFrom( Payload( ) );
}
public bool ContainsPayload< T >( PayloadKey< T > key ) {
try {
ParsePayloadFor( key );
return true;
}
catch ( PayloadKeyNotFoundException ) {
return false;
}
}
private NameValueCollection Payload() {
return new NameValueCollection( _context.Request.Params );
}
private void BindPrincipalToCurrentThread( string username ) {
_context.User = new GenericPrincipal( new GenericIdentity( username ), new string[] {"Customer"} );
}
private void AddCookieToResponse( string username, long customerId ) {
FormsAuthenticationTicket ticket =
new FormsAuthenticationTicket( 1, username, DateTime.Now, DateTime.Now.AddMinutes( 20 ), false,
customerId.ToString( ) );
_context.Response.Cookies.Add( CreateCookieFrom( ticket ) );
_context.Response.Cookies.Add( new HttpCookie( PayloadKeys.CustomerId, customerId.ToString( ) ) );
}
private HttpCookie CreateCookieFrom( FormsAuthenticationTicket ticket ) {
return new HttpCookie( FormsAuthentication.FormsCookieName, FormsAuthentication.Encrypt( ticket ) );
}
private IHttpContext _context;
}
}
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