public async Task <string> GetOEmbedJsonByUrlAndProvider(string url, string providerName)
{
IOEmbedProvider provider = null;
if (String.IsNullOrEmpty(providerName))
{
provider = GetOEmbedProviderByUrl(url);
}
else
{
provider = GetOembedProviderByName(providerName);
}
if (provider == null)
{
return(null);
}
else
{
return(await GetOEmbedJsonOrNullWhenNotFoundByUrlForProvider(url, provider));
}
}
public async Task <string> GetOEmbedJsonOrNullWhenNotFoundByUrlForProvider(string url, IOEmbedProvider provider)
{
if (provider == null)
{
throw new ArgumentException("Wrong argument has been supplied. Provider cannot be null.");
}
using (HttpClient httpClient = new HttpClient())
{
var finalUrl = provider.BaseUrl + url;
HttpResponseMessage response = await httpClient.GetAsync(finalUrl);
if (response.StatusCode == System.Net.HttpStatusCode.NotFound)
{
return(null);
}
return(await response.Content.ReadAsStringAsync());
}
}
