public async Task<IEnumerable<ChannelItemInfo>> Refresh(IProviderManager providerManager,
            IHttpClient httpClient,
            string url,
            INotificationManager notificationManager,
            CancellationToken cancellationToken)
        {
            var options = new HttpRequestOptions
            {
                Url = url,
                CancellationToken = cancellationToken,

                // Seeing some deflate stream errors
                EnableHttpCompression = false
            };

            using (Stream stream = await httpClient.Get(options).ConfigureAwait(false))
            {
                using (var reader = new StreamReader(stream))
                {
                    XDocument document = XDocument.Parse(reader.ReadToEnd());
                    var x = from c in document.Root.Element("channel").Elements("item") select c;

                    return x.Select(CreatePodcast).Where(i => i != null);
                }
            }
        }

        public PluginController(IPluginFinder pluginFinder,
            IPermissionService permissionService,
			ILanguageService languageService,
            PaymentSettings paymentSettings,
			ShippingSettings shippingSettings,
            TaxSettings taxSettings, 
			ExternalAuthenticationSettings externalAuthenticationSettings, 
            WidgetSettings widgetSettings,
			IProviderManager providerManager,
			PluginMediator pluginMediator,
			ICommonServices commonService)
		{
            this._pluginFinder = pluginFinder;
            this._permissionService = permissionService;
            this._languageService = languageService;
            this._paymentSettings = paymentSettings;
            this._shippingSettings = shippingSettings;
            this._taxSettings = taxSettings;
            this._externalAuthenticationSettings = externalAuthenticationSettings;
            this._widgetSettings = widgetSettings;
			this._providerManager = providerManager;
			this._pluginMediator = pluginMediator;
			this._commonService = commonService;

			T = NullLocalizer.Instance;
		}

        /// <summary>
        /// Ctor
        /// </summary>
        /// <param name="workContext">Work context</param>
        /// <param name="storeContext">Store context</param>
        /// <param name="priceCalculationService">Price calculation service</param>
        /// <param name="taxService">Tax service</param>
        /// <param name="shippingService">Shipping service</param>
        /// <param name="paymentService">Payment service</param>
        /// <param name="checkoutAttributeParser">Checkout attribute parser</param>
        /// <param name="discountService">Discount service</param>
        /// <param name="giftCardService">Gift card service</param>
        /// <param name="genericAttributeService">Generic attribute service</param>
        /// <param name="taxSettings">Tax settings</param>
        /// <param name="rewardPointsSettings">Reward points settings</param>
        /// <param name="shippingSettings">Shipping settings</param>
        /// <param name="shoppingCartSettings">Shopping cart settings</param>
        /// <param name="catalogSettings">Catalog settings</param>
        public OrderTotalCalculationService(IWorkContext workContext,
			IStoreContext storeContext,
            IPriceCalculationService priceCalculationService,
            ITaxService taxService,
            IShippingService shippingService,
			IProviderManager providerManager,
            ICheckoutAttributeParser checkoutAttributeParser,
            IDiscountService discountService,
            IGiftCardService giftCardService,
            IGenericAttributeService genericAttributeService,
			IProductAttributeParser productAttributeParser,
            TaxSettings taxSettings,
            RewardPointsSettings rewardPointsSettings,
            ShippingSettings shippingSettings,
            ShoppingCartSettings shoppingCartSettings,
            CatalogSettings catalogSettings)
        {
            this._workContext = workContext;
            this._storeContext = storeContext;
            this._priceCalculationService = priceCalculationService;
            this._taxService = taxService;
            this._shippingService = shippingService;
            this._providerManager = providerManager;
            this._checkoutAttributeParser = checkoutAttributeParser;
            this._discountService = discountService;
            this._giftCardService = giftCardService;
            this._genericAttributeService = genericAttributeService;
            this._productAttributeParser = productAttributeParser;
            this._taxSettings = taxSettings;
            this._rewardPointsSettings = rewardPointsSettings;
            this._shippingSettings = shippingSettings;
            this._shoppingCartSettings = shoppingCartSettings;
            this._catalogSettings = catalogSettings;
        }

 public EntryPoint(IUserDataManager userDataManager, ILibraryManager libraryManager, ILogger logger, IProviderManager providerManager)
 {
     _userDataManager = userDataManager;
     _libraryManager = libraryManager;
     _logger = logger;
     _providerManager = providerManager;
 }

 public ItemImageProvider(ILogger logger, IProviderManager providerManager, IServerConfigurationManager config, IFileSystem fileSystem)
 {
     _logger = logger;
     _providerManager = providerManager;
     _config = config;
     _fileSystem = fileSystem;
 }

 /// <summary>
 /// Initializes a new instance of the <see cref="LastfmArtistProvider"/> class.
 /// </summary>
 /// <param name="jsonSerializer">The json serializer.</param>
 /// <param name="httpClient">The HTTP client.</param>
 /// <param name="logManager">The log manager.</param>
 /// <param name="configurationManager">The configuration manager.</param>
 /// <param name="providerManager">The provider manager.</param>
 /// <param name="libraryManager">The library manager.</param>
 public LastfmArtistProvider(IJsonSerializer jsonSerializer, IHttpClient httpClient, ILogManager logManager, IServerConfigurationManager configurationManager, IProviderManager providerManager, ILibraryManager libraryManager)
     : base(jsonSerializer, httpClient, logManager, configurationManager)
 {
     _providerManager = providerManager;
     LibraryManager = libraryManager;
     LocalMetaFileName = LastfmHelper.LocalArtistMetaFileName;
 }

 /// <summary>
 /// Initializes a new instance of the <see cref="FanArtAlbumProvider"/> class.
 /// </summary>
 /// <param name="httpClient">The HTTP client.</param>
 /// <param name="logManager">The log manager.</param>
 /// <param name="configurationManager">The configuration manager.</param>
 /// <param name="providerManager">The provider manager.</param>
 public FanArtAlbumProvider(IHttpClient httpClient, ILogManager logManager, IServerConfigurationManager configurationManager, IProviderManager providerManager, IFileSystem fileSystem)
     : base(logManager, configurationManager)
 {
     _providerManager = providerManager;
     _fileSystem = fileSystem;
     HttpClient = httpClient;
 }

        public SelectProviderPage()
        {
            InitializeComponent();
            DataContext = this;

            readonlyChildren = new ReadOnlyObservableCollection<IWizardPage>(children);

            // Register to self so that we can handler user interactions.
            PropertyChanged += PropertyChangedHandler;

            providerManager = ServiceLocator.Instance.Get<IProviderManager>();
            if (providerManager != null)
            {
                foreach (var guid in providerManager)
                {
                    providers.Add(providerManager.GetInformation(guid));

                    // If any additional page, we shall cache them with the
                    // same index, so make sure the collection matches providers.
                    additionalPages.Add(null);
                }
            }

            LoggerName = "Untitled";
        }

 public ChannelImageProvider(ILogManager logManager, IServerConfigurationManager configurationManager, ILiveTvManager liveTvManager, IProviderManager providerManager, IFileSystem fileSystem)
     : base(logManager, configurationManager)
 {
     _liveTvManager = liveTvManager;
     _providerManager = providerManager;
     _fileSystem = fileSystem;
 }

        /// <summary>
        /// Ctor
        /// </summary>
        /// <param name="cacheManager">Cache manager</param>
        /// <param name="shippingMethodRepository">Shipping method repository</param>
        /// <param name="logger">Logger</param>
        /// <param name="productAttributeParser">Product attribute parser</param>
        /// <param name="productService">Product service</param>
        /// <param name="checkoutAttributeParser">Checkout attribute parser</param>
        /// <param name="genericAttributeService">Generic attribute service</param>
        /// <param name="localizationService">Localization service</param>
        /// <param name="shippingSettings">Shipping settings</param>
        /// <param name="pluginFinder">Plugin finder</param>
        /// <param name="eventPublisher">Event published</param>
        /// <param name="shoppingCartSettings">Shopping cart settings</param>
        /// <param name="settingService">Setting service</param>
        public ShippingService(ICacheManager cacheManager, 
            IRepository<ShippingMethod> shippingMethodRepository,
            ILogger logger,
            IProductAttributeParser productAttributeParser,
			IProductService productService,
            ICheckoutAttributeParser checkoutAttributeParser,
			IGenericAttributeService genericAttributeService,
            ILocalizationService localizationService,
            ShippingSettings shippingSettings,
            IPluginFinder pluginFinder,
            IEventPublisher eventPublisher,
            ShoppingCartSettings shoppingCartSettings,
			ISettingService settingService,
			IProviderManager providerManager)
        {
            this._cacheManager = cacheManager;
            this._shippingMethodRepository = shippingMethodRepository;
            this._logger = logger;
            this._productAttributeParser = productAttributeParser;
            this._productService = productService;
            this._checkoutAttributeParser = checkoutAttributeParser;
            this._genericAttributeService = genericAttributeService;
            this._localizationService = localizationService;
            this._shippingSettings = shippingSettings;
            this._pluginFinder = pluginFinder;
            this._eventPublisher = eventPublisher;
            this._shoppingCartSettings = shoppingCartSettings;
            this._settingService = settingService;
            this._providerManager = providerManager;
        }

 public Channel(IHttpClient httpClient, ILogManager logManager, IProviderManager providerManager, INotificationManager notificationManager)
 {
     _httpClient = httpClient;
     _logger = logManager.GetLogger(GetType().Name);
     _providerManager = providerManager;
     _notificationManager = notificationManager;
 }

 public ServiceOfferingController(IServiceOfferingManager logicManager, IServiceTypeManager serviceTypeManager, IProviderManager providerManager, IProgramManager programManager, IFileProcessor fileProcessor)
 {
     if (logicManager == null)
     {
         throw new ArgumentNullException("logicManager");
     }
     if (serviceTypeManager == null)
     {
         throw new ArgumentNullException("serviceTypeManager");
     }
     if (providerManager == null)
     {
         throw new ArgumentNullException("providerManager");
     }
     if (programManager == null)
     {
         throw new ArgumentNullException("programManager");
     }
     if (fileProcessor == null)
     {
         throw new ArgumentNullException("fileProcessor");
     }
     LogicManager = logicManager;
     ServiceTypeManager = serviceTypeManager;
     ProviderManager = providerManager;
     ProgramManager = programManager;
     FileProcessor = fileProcessor;
 }

 /// <summary>
 /// Initializes a new instance of the <see cref="MovieDbImagesProvider"/> class.
 /// </summary>
 /// <param name="logManager">The log manager.</param>
 /// <param name="configurationManager">The configuration manager.</param>
 /// <param name="providerManager">The provider manager.</param>
 /// <param name="jsonSerializer">The json serializer.</param>
 /// <param name="httpClient">The HTTP client.</param>
 public MovieDbImagesProvider(ILogManager logManager, IServerConfigurationManager configurationManager, IProviderManager providerManager, IJsonSerializer jsonSerializer, IHttpClient httpClient)
     : base(logManager, configurationManager)
 {
     _providerManager = providerManager;
     _jsonSerializer = jsonSerializer;
     _httpClient = httpClient;
 }

        /// <summary>
        /// Initializes a new instance of the <see cref="FanArtAlbumProvider"/> class.
        /// </summary>
        /// <param name="httpClient">The HTTP client.</param>
        /// <param name="logManager">The log manager.</param>
        /// <param name="configurationManager">The configuration manager.</param>
        /// <param name="providerManager">The provider manager.</param>
        public FanArtAlbumProvider(IHttpClient httpClient, ILogManager logManager, IServerConfigurationManager configurationManager, IProviderManager providerManager)
            : base(logManager, configurationManager)
        {
            _providerManager = providerManager;
            HttpClient = httpClient;

            Current = this;
        }

 public ProviderController(IProviderManager logicManager)
 {
     if (logicManager == null)
     {
         throw new ArgumentNullException("logicManager");
     }
     LogicManager = logicManager;
 }

 /// <summary>
 /// 
 /// </summary>
 /// <param name="logManager"></param>
 /// <param name="configurationManager"></param>
 /// <param name="httpClient"></param>
 /// <param name="jsonSerializer"></param>
 /// <param name="providerManager"></param>
 public GoogleBooksImageProvider(ILogManager logManager, IServerConfigurationManager configurationManager, IHttpClient httpClient, IJsonSerializer jsonSerializer, IProviderManager providerManager)
     : base(logManager, configurationManager)
 {
     _httpClient = httpClient;
     _jsonSerializer = jsonSerializer;
     _logger = logManager.GetLogger("MB Bookshelf");
     _providerManager = providerManager;
 }

 public CollectionManager(ILibraryManager libraryManager, IFileSystem fileSystem, ILibraryMonitor iLibraryMonitor, ILogger logger, IProviderManager providerManager)
 {
     _libraryManager = libraryManager;
     _fileSystem = fileSystem;
     _iLibraryMonitor = iLibraryMonitor;
     _logger = logger;
     _providerManager = providerManager;
 }

 /// <summary>
 /// Initializes a new instance of the <see cref="TvdbEpisodeProvider" /> class.
 /// </summary>
 /// <param name="httpClient">The HTTP client.</param>
 /// <param name="logManager">The log manager.</param>
 /// <param name="configurationManager">The configuration manager.</param>
 /// <param name="providerManager">The provider manager.</param>
 public TvdbEpisodeProvider(IHttpClient httpClient, ILogManager logManager, IServerConfigurationManager configurationManager, IProviderManager providerManager, IFileSystem fileSystem)
     : base(logManager, configurationManager)
 {
     HttpClient = httpClient;
     _providerManager = providerManager;
     _fileSystem = fileSystem;
     Current = this;
 }

 public ProgramImageProvider(ILogManager logManager, IServerConfigurationManager configurationManager, ILiveTvManager liveTvManager, IProviderManager providerManager, IFileSystem fileSystem, IHttpClient httpClient)
     : base(logManager, configurationManager)
 {
     _liveTvManager = liveTvManager;
     _providerManager = providerManager;
     _fileSystem = fileSystem;
     _httpClient = httpClient;
 }

 /// <summary>
 /// Initializes a new instance of the <see cref="MovieDbProvider" /> class.
 /// </summary>
 /// <param name="logManager">The log manager.</param>
 /// <param name="configurationManager">The configuration manager.</param>
 /// <param name="jsonSerializer">The json serializer.</param>
 /// <param name="httpClient">The HTTP client.</param>
 /// <param name="providerManager">The provider manager.</param>
 public MovieDbProvider(ILogManager logManager, IServerConfigurationManager configurationManager, IJsonSerializer jsonSerializer, IHttpClient httpClient, IProviderManager providerManager)
     : base(logManager, configurationManager)
 {
     JsonSerializer = jsonSerializer;
     HttpClient = httpClient;
     ProviderManager = providerManager;
     Current = this;
 }