public static void ReadItem(MediaItem item, XElement element)
{
if (item == null)
throw new ArgumentNullException("item");
item.Description = (string)element.Attribute("description");
item.Title = (string)element.Attribute("title");
item.Thumbnail = (string)element.Attribute("thumbnail");
item.Source = (string)element.Attribute("source");
List<IMarkerSource> markerSources = new List<IMarkerSource>();
foreach (var caption in element.Elements("captions").Elements("caption"))
{
var src = (string)caption.Attribute("source");
var language = (string)caption.Attribute("language");
Dictionary<string, object> metadata = new Dictionary<string, object>();
if (!string.IsNullOrEmpty(language))
{
metadata.Add(MarkerMetadata.Language, language);
}
Uri uriSrc;
if (Uri.TryCreate(src, UriKind.RelativeOrAbsolute, out uriSrc))
{
markerSources.Add(new WebClientMarkerSource { Source = uriSrc, Metadata = metadata });
}
}
var chapters = element.Element("chapters");
if (chapters != null)
{
MarkerSelector chapterSelector = new MarkerSelector();
chapterSelector.Metadata.Add(MarkerMetadata.Chapter, string.Empty);
foreach (var chapter in chapters.Elements("chapter"))
{
MarkerThumbnail marker = new MarkerThumbnail();
var start = (TimeSpan?)chapter.Attribute("start");
if (start.HasValue)
{
marker.Position = start.Value;
chapterSelector.Markers.Add(marker);
}
marker.Content = (string)chapter.Attribute("title");
var thumb = (string)chapter.Attribute("thumbnail");
Uri uriThumbnail;
if (!string.IsNullOrEmpty(thumb) && Uri.TryCreate(thumb, UriKind.RelativeOrAbsolute, out uriThumbnail))
marker.Thumbnail = uriThumbnail;
}
item.MarkerSelectors.Add(chapterSelector);
}
item.MarkerSources = markerSources.ToArray();
}
public IEnumerable<IMarkerSelector> Parse(string content, IDictionary<string, object> metadata)
{
var selector = new MarkerSelector();
if (metadata != null)
{
foreach (var md in metadata)
{
selector.Metadata.Add(md.Key, md.Value);
}
}
foreach (var mrk in ParseSrtFile(content))
{
selector.Markers.Add(mrk);
}
return new IMarkerSelector[] { selector };
}
