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internal static class RequestTrackingConstants
  {
      /// <summary>
      /// Name of the HttpContext item containing RequestTelemetry object.
      /// </summary>
      internal const string RequestTelemetryItemName = "Microsoft.ApplicationInsights.RequestTelemetry";

      internal const string EndRequestCallFlag = "Microsoft.ApplicationInsights.EndRequestCallFlag";

      /// <summary>

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class CapturingResponseFilter : Stream
{
    private Stream _sink;
    private MemoryStream mem;

    public APIAccessLogItem AccessLogItem { get; set; }

    public CapturingResponseFilter(Stream sink, APIAccessLogItem item)
    {
        _sink = sink;

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using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.Mvc;
using System.Text;
using System.IO;
using System.Web.UI;
using Pechkin;
using System.Text.RegularExpressions;

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using System;
using System.Net;
using System.Net.Http;
using System.Web;
using System.Web.Caching;
using System.Web.Http.Controllers;
using System.Web.Http.Filters;

/// <summary>
/// Decorates any Action that needs to have client requests limited by concurrent requests.

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 [AttributeUsage(AttributeTargets.Method)]
    public class ValidationActionFilterAttribute : ActionFilterAttribute
    {
        public override void OnActionExecuting(HttpActionContext actionContext)
        {
            InnerOnActionExecuting(actionContext);

            var modelState = actionContext.ModelState;

            if (modelState.IsValid)

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using System;
using System.Collections.Generic;
using System.Configuration;
using System.Linq;
using System.Web;
using System.Web.Mvc;

namespace Web.Attributes
{
    public class RestrictByIpAddressAttribute : ActionFilterAttribute

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using Auction.Web.Domain;
using Auction.Web.Domain.Commands;
using Auction.Web.Domain.Entities;
using Auction.Web.Domain.Queries;
using Facebook;
using Microsoft.Web.WebPages.OAuth;
using System;
using System.Collections.Generic;
using System.Configuration;
using System.Linq;

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public class BeforeAttribute : ActionFilterAttribute {
	public BeforeAttribute() {
		Methods = string.Empty;
		Except  = string.Empty;
		Only    = string.Empty;
	}

	public BeforeAttribute(params string[] methodNames) : this() {
		Methods = string.Join(" ", methodNames);
	}

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public class RequireApiKey : ActionFilterAttribute
    {
        private static readonly ILog Logger = LogManager.GetLogger(typeof(RequireApiKey));
        public override void OnActionExecuting(HttpActionContext context)
        {
            var ipAddress = GetIpAddress(context);
            Logger.InfoFormat("API attempt. Uri {0} - IP {1} - Headers {2} ", context.Request.RequestUri, ipAddress, context.Request.Headers);

            IEnumerable<string> values;
            if (context.Request.Headers.TryGetValues("ApiKey", out values) &&  GetApiKeys().Any (x => x ==values.First())

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using System;
using System.Net;
using System.Web.Mvc;
using System.Web.Routing;

namespace Web.Filters
{
    /// <summary>
    /// Check whether the application is marked as offline in the config file.
    /// If so, and the user does not have the override permission, throw an exception.