private void aButtonGetData_Click(object sender, EventArgs e)
{
string videoId = aTextId.Text;
YouTubeVideo video = new YouTubeVideo(videoId);
aLabelTitle.Text = video.title;
aLabelPublishedDate.Text = video.publishedDate.ToShortDateString();
}
public static void GetVideoInfo(YouTubeVideo video)
{
var videoRequest = ytService.Videos.List("snippet");
videoRequest.Id = video.id;
var response = videoRequest.Execute();
if (response.Items.Count > 0)
{
video.title = response.Items[0].Snippet.Title;
video.description = response.Items[0].Snippet.Description;
video.publishedDate = response.Items[0].Snippet.PublishedAt.Value;
}
else
{
//video ID not found
}
}
// Returns a YouTubeVideo object array based on the provided IDs
// Returns null if all IDs are invalid, else returns all valid ID requests
public static YouTubeVideo[] GetVideos(string[] videoIDs)
{
const int maxVideosPerRequest = 50;
YouTubeVideo[] returnedVideos;
// Check for empty array
if (videoIDs != null && videoIDs.Length > 0)
{
// Convert videoID array into requests of the maximum allowed number of IDs
// Find the number of requests we'll be making
int numberOfRequests = videoIDs.Length / maxVideosPerRequest + 1;
string[] requestIds = new string[numberOfRequests];
// Transform array of IDs into an array of CSV requests
int videoIdIndex = 0;
for (int i = 0; i < numberOfRequests; i++)
{
requestIds[i] = "";
for (int j = 0; videoIdIndex < videoIDs.Length && j < maxVideosPerRequest; j++)
{
requestIds[i] += videoIDs[videoIdIndex];
if (j < maxVideosPerRequest - 1)
{
requestIds[i] += ",";
}
videoIdIndex++;
}
}
// Send and capture each request
VideoListResponse[] responses = new VideoListResponse[numberOfRequests];
int numberOfResponses = 0;
for (int i = 0; i < responses.Length; i++)
{
// Request video info snippet
var request = ytService.Videos.List("snippet");
request.Id = requestIds[i];
// Executes the request and captures the response
responses[i] = request.Execute();
// Count how many valid responses are returned
numberOfResponses += responses[i].Items.Count;
}
// If any videos were found
if (numberOfResponses > 0)
{
// Create new YouTubeVideo object for each response item, and add it to the array
returnedVideos = new YouTubeVideo[numberOfResponses];
int returnedVideoIndex = 0;
foreach (var response in responses)
{
for (int i = 0; i < response.Items.Count; i++)
{
string id = response.Items[i].Id;
string title = response.Items[i].Snippet.Title;
string description = response.Items[i].Snippet.Description;
DateTime publishedDate = response.Items[i].Snippet.PublishedAt.Value;
returnedVideos[returnedVideoIndex] = new YouTubeVideo(id, title, description, publishedDate);
returnedVideoIndex++;
}
}
return(returnedVideos);
}
}
// Empty input or no responses
return(null);
}
