Muestras de código .NET

Las siguientes muestras de código, que usan la biblioteca cliente de las APIs de Google para .NET, están disponibles para YouTube Content ID API.

Recuperar los canales administrados por un propietario del contenido

La siguiente muestra de código invoca el método channels.list de la API de datos de YouTube para recuperar una lista de canales administrados por el propietario del contenido que realiza la solicitud a la API.

using System;
using System.Collections;
using System.Collections.Generic;
using System.Reflection;

/*
 * External dependencies, OAuth 2.0 support, and core client libraries are at:
 *   https://developers.google.com/api-client-library/dotnet/apis/
 * Also see the Samples.zip file for the Google.Apis.Samples.Helper classes at:
 *   https://github.com/youtube/api-samples/tree/master/dotnet
 */

using DotNetOpenAuth.OAuth2;

using Google.Apis.Authentication;
using Google.Apis.Authentication.OAuth2;
using Google.Apis.Authentication.OAuth2.DotNetOpenAuth;
using Google.Apis.Samples.Helper;
using Google.Apis.Services;
using Google.Apis.Util;
using Google.Apis.Youtube.v3;
using Google.Apis.Youtube.v3.Data;

namespace dotnet
{
  class papi_my_managed_channels
  {
    static void Main(string[] args)
    {
      CommandLine.EnableExceptionHandling();
      CommandLine.DisplayGoogleSampleHeader("YouTube Partner API: My Managed Channels");

      var credentials = PromptingClientCredentials.EnsureFullClientCredentials();
      var provider = new NativeApplicationClient(GoogleAuthenticationServer.Description)
      {
        ClientIdentifier = credentials.ClientId,
        ClientSecret = credentials.ClientSecret
      };
      var auth = new OAuth2Authenticator<NativeApplicationClient>(provider, GetAuthorization);

      var youtube = new YoutubeService(new BaseClientService.Initializer()
      {
        Authenticator = auth
      });

      var contentOwnerId = CommandLine.RequestUserInput<string>("Content Owner ID");

      var nextPageToken = "";
      while (nextPageToken != null)
      {
        var channelsListRequest = youtube.Channels.List("snippet");
        channelsListRequest.MaxResults = 50;
        channelsListRequest.ManagedByMe = true;
        channelsListRequest.OnBehalfOfContentOwner = contentOwnerId;
        channelsListRequest.PageToken = nextPageToken;

        var channelsListResponse = channelsListRequest.Fetch();

        foreach (var channelItem in channelsListResponse.Items)
        {
          CommandLine.WriteLine(String.Format("{0} ({1})", channelItem.Snippet.Title, channelItem.Id));
        }

        nextPageToken = channelsListResponse.NextPageToken;
      }
      
      CommandLine.PressAnyKeyToExit();
    }

    private static IAuthorizationState GetAuthorization(NativeApplicationClient client)
    {
      var storage = MethodBase.GetCurrentMethod().DeclaringType.ToString();
      var key = "storage_key";

      IAuthorizationState state = AuthorizationMgr.GetCachedRefreshToken(storage, key);
      if (state != null)
      {
        client.RefreshToken(state);
      }
      else
      {
        state = AuthorizationMgr.RequestNativeAuthorization(client, YoutubeService.Scopes.YoutubeReadonly.GetStringValue(), YoutubeService.Scopes.Youtubepartner.GetStringValue());
        AuthorizationMgr.SetCachedRefreshToken(storage, key, state);
      }

      return state;
    }
  }
}