public override GetLinkPreviewResponse CreatePreview(DataProviderInformation dataProviderInformation)
{
OEmbedInformation oembedInformation = (OEmbedInformation)dataProviderInformation;
string text = oembedInformation.Text;
OEmbedResponse oembedResponse = oembedInformation.OEmbedResponse;
LinkPreviewBuilder linkPreviewBuilder = new OEmbedVideoPreviewBuilder(this.request, text, oembedResponse, this.logger, dataProviderInformation.ResponseUri);
return(linkPreviewBuilder.Execute());
}
protected static DataProviderInformation ProcessOEmbedResponseStream(Uri responseUri, Encoding responseHeaderEncoding, MemoryStream memoryStream, RequestDetailsLogger logger)
{
memoryStream.Position = 0L;
OEmbedResponse oembedResponse = null;
try
{
DataContractJsonSerializer dataContractJsonSerializer = new DataContractJsonSerializer(typeof(OEmbedResponse));
oembedResponse = (OEmbedResponse)dataContractJsonSerializer.ReadObject(memoryStream);
}
catch (SerializationException ex)
{
GetLinkPreview.ThrowInvalidRequestException("OEmbedResponseSerializationReadFailed", string.Format("Failed to read the OEmbed response object. Error {0}", ex.Message));
}
return(new OEmbedInformation
{
Text = null,
ResponseUri = responseUri,
OEmbedResponse = oembedResponse
});
}
public OEmbedVideoPreviewBuilder(GetLinkPreviewRequest request, string responseString, OEmbedResponse oEmbedResponse, RequestDetailsLogger logger, Uri responseUri) : base(request, responseString, logger, responseUri, true)
{
this.oEmbedResponse = oEmbedResponse;
}
