public static async Task <IEnumerable <Tuple <string, string> > > GetImagesFromUrl(string title, string url, IResourceNetworkLayer networkLayer, IProgress <float> progress, CancellationToken token)
{
try
{
var uri = new Uri(url);
string filename = Path.GetFileName(uri.LocalPath);
if (filename.EndsWith(".jpg") || filename.EndsWith(".png") || filename.EndsWith(".jpeg") || filename.EndsWith(".gif"))
{
return new Tuple <string, string>[] { Tuple.Create(title, url) }
}
;
else
{
var domain = HttpClientUtility.GetDomainFromUrl(url).ToLower();
IAsyncAcquisitionAPI asyncApi = null;
IAcquisitionAPI simpleApi = null;
if (_simpleAPIs.TryGetValue(domain, out simpleApi))
{
return(new Tuple <string, string>[] { Tuple.Create(title, simpleApi.GetImageFromUri(uri)) });
}
else if (_asyncAPIs.TryGetValue(domain, out asyncApi))
{
return(await asyncApi.GetImagesFromUri(title, uri, networkLayer, progress, token));
}
else
{
return(Enumerable.Empty <Tuple <string, string> >());
}
}
}
catch
{
return(Enumerable.Empty <Tuple <string, string> >());
}
}
public static ImageAPIType ImageAPIType(string url)
{
try
{
var uri = new Uri(url);
string filename = Path.GetFileName(uri.LocalPath);
if (filename.EndsWith(".jpg") || url.EndsWith(".png") || url.EndsWith(".jpeg") || filename.EndsWith(".gif"))
{
return(CommonResourceAcquisition.ImageAcquisition.ImageAPIType.Simple);
}
else
{
var domain = HttpClientUtility.GetDomainFromUrl(url).ToLower();
IAsyncAcquisitionAPI asyncApi = null;
IAcquisitionAPI simpleApi = null;
if (_simpleAPIs.TryGetValue(domain, out simpleApi))
{
return(CommonResourceAcquisition.ImageAcquisition.ImageAPIType.Simple);
}
else if (_asyncAPIs.TryGetValue(domain, out asyncApi))
{
return(asyncApi.IsMatch(uri) ? CommonResourceAcquisition.ImageAcquisition.ImageAPIType.Async : CommonResourceAcquisition.ImageAcquisition.ImageAPIType.None);
}
else
{
return(CommonResourceAcquisition.ImageAcquisition.ImageAPIType.None);
}
}
}
catch
{
//ignore failure here, we're going to return false anyway
}
return(CommonResourceAcquisition.ImageAcquisition.ImageAPIType.None);
}
