// Token: 0x0600194A RID: 6474 RVA: 0x00057EF4 File Offset: 0x000560F4
public override GetLinkPreviewResponse CreatePreview(DataProviderInformation dataProviderInformation)
{
string text = ((WebPageInformation)dataProviderInformation).Text;
Dictionary <string, string> queryParmDictionary;
LinkPreviewBuilder linkPreviewBuilder;
if (YouTubeLinkPreviewBuilder.TryGetYouTubePlayerQueryParms(dataProviderInformation.ResponseUri, this.logger, out queryParmDictionary))
{
linkPreviewBuilder = new YouTubeLinkPreviewBuilder(queryParmDictionary, this.request, text, this.logger, dataProviderInformation.ResponseUri);
}
else if (AmazonLinkPreviewBuilder.IsAmazonUri(dataProviderInformation.ResponseUri))
{
linkPreviewBuilder = new AmazonLinkPreviewBuilder(this.request, text, this.logger, dataProviderInformation.ResponseUri);
}
else if (CraigsListLinkPreviewBuilder.IsCraigsListUri(dataProviderInformation.ResponseUri))
{
linkPreviewBuilder = new CraigsListLinkPreviewBuilder(this.request, text, this.logger, dataProviderInformation.ResponseUri);
}
else
{
linkPreviewBuilder = new WebPageLinkPreviewBuilder(this.request, text, this.logger, dataProviderInformation.ResponseUri, false);
}
return(linkPreviewBuilder.Execute());
}
// Token: 0x06001966 RID: 6502 RVA: 0x000588FC File Offset: 0x00056AFC
internal static bool TryGetYouTubePlayerQueryParms(Uri uri, RequestDetailsLogger logger, out Dictionary <string, string> queryParmDictionary)
{
queryParmDictionary = null;
bool flag = false;
if (!YouTubeLinkPreviewBuilder.IsYoutubeUri(uri))
{
return(false);
}
string text = uri.Query.TrimStart(new char[]
{
'?'
});
if (text.Length == 0)
{
return(false);
}
string[] array = text.Split(new char[]
{
'&'
});
if (array.Length > 3)
{
logger.Set(GetLinkPreviewMetadata.YouTubeLinkValidationFailed, 1);
return(false);
}
queryParmDictionary = new Dictionary <string, string>(4);
foreach (string text2 in array)
{
string[] array3 = text2.Split(new char[]
{
'='
});
if (array3.Length == 2)
{
string text3 = array3[0].ToLower();
string a;
if ((a = text3) != null)
{
if (!(a == "v") && !(a == "app") && !(a == "feature"))
{
if (!(a == "t"))
{
goto IL_EE;
}
flag = true;
}
queryParmDictionary.Add(text3, array3[1]);
goto IL_117;
}
IL_EE:
logger.Set(GetLinkPreviewMetadata.YouTubeLinkValidationFailed, 1);
return(false);
}
IL_117 :;
}
if (!queryParmDictionary.ContainsKey("v"))
{
logger.Set(GetLinkPreviewMetadata.YouTubeLinkValidationFailed, 1);
return(false);
}
if (!flag && uri.Fragment != null && uri.Fragment.Length > 0 && uri.Fragment.StartsWith("#t=", StringComparison.InvariantCultureIgnoreCase))
{
string text4 = uri.Fragment.Substring("#t=".Length);
if (text4.Length > 0)
{
queryParmDictionary.Add("t", text4);
}
}
return(true);
}