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82 lines
2.6 KiB
C#
82 lines
2.6 KiB
C#
using MediaBrowser.Common.Net;
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using MediaBrowser.Controller.Channels;
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using MediaBrowser.Controller.Entities;
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using MediaBrowser.Controller.Providers;
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using MediaBrowser.Model.Entities;
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using MediaBrowser.Model.Logging;
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using System;
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using System.Collections.Generic;
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using System.Threading;
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using System.Threading.Tasks;
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namespace MediaBrowser.Server.Implementations.Channels
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{
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public class ChannelItemImageProvider : IDynamicImageProvider, IHasChangeMonitor
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{
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private readonly IHttpClient _httpClient;
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private readonly ILogger _logger;
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public ChannelItemImageProvider(IHttpClient httpClient, ILogger logger)
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{
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_httpClient = httpClient;
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_logger = logger;
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}
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public IEnumerable<ImageType> GetSupportedImages(IHasImages item)
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{
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return new[] { ImageType.Primary };
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}
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public async Task<DynamicImageResponse> GetImage(IHasImages item, ImageType type, CancellationToken cancellationToken)
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{
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var channelItem = (IChannelItem)item;
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var imageResponse = new DynamicImageResponse();
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if (!string.IsNullOrEmpty(channelItem.OriginalImageUrl))
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{
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var options = new HttpRequestOptions
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{
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CancellationToken = cancellationToken,
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Url = channelItem.OriginalImageUrl
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};
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var response = await _httpClient.GetResponse(options).ConfigureAwait(false);
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if (response.ContentType.StartsWith("image/", StringComparison.OrdinalIgnoreCase))
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{
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imageResponse.HasImage = true;
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imageResponse.Stream = response.Content;
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imageResponse.SetFormatFromMimeType(response.ContentType);
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}
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else
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{
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_logger.Error("Provider did not return an image content type.");
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}
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}
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return imageResponse;
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}
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public string Name
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{
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get { return "Channel Image Provider"; }
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}
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public bool Supports(IHasImages item)
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{
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return item is IChannelItem;
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}
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public bool HasChanged(IHasMetadata item, IDirectoryService directoryService, DateTime date)
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{
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var channelItem = item as IChannelItem;
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if (channelItem != null)
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{
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return !channelItem.HasImage(ImageType.Primary) && !string.IsNullOrWhiteSpace(channelItem.OriginalImageUrl);
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}
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return false;
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}
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}
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}
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