public async Task <SearchResult> SearchUrl(string url,
CancellationToken cancellationToken = default(CancellationToken))
{
if (url == null)
{
throw new ArgumentNullException(nameof(url));
}
if (string.IsNullOrWhiteSpace(url))
{
throw new ArgumentException(nameof(url));
}
var httpResponse = await UseClient(async (httpClient, cT) => await httpClient.GetAsync($"?url={url}", cT),
cancellationToken);
httpResponse.EnsureSuccessStatusCode();
var html = await httpResponse.Content.ReadAsStringAsync();
var parser = new SearchResultParser();
return(parser.ParseResult(html));
}
public async Task <SearchResult> SearchFile(Stream fileStream,
CancellationToken cancellationToken = default(CancellationToken))
{
if (fileStream == null)
{
throw new ArgumentNullException(nameof(fileStream));
}
if (fileStream.Length > 8388608)
{
throw new ImageTooLargeException();
}
var form = GetFromDataContent(fileStream);
var response = await UseClient(async (httpClient, cT) => await httpClient.PostAsync("/", form, cT),
cancellationToken);
try
{
response.EnsureSuccessStatusCode();
}
catch (HttpRequestException e)
{
if (response.StatusCode == HttpStatusCode.RequestEntityTooLarge)
{
throw new ImageTooLargeException(innerException: e);
}
throw;
}
var html = await response.Content.ReadAsStringAsync();
var parser = new SearchResultParser();
return(parser.ParseResult(html));
}