/// <summary>
/// Initializes a new instance of the <see cref="Reader" /> class.
/// </summary>
/// <param name="options">The HTTP options.</param>
public Reader(HttpOptions options = null, TranscoderOptions transcoderOptions = null)
{
// get default HTTP options if none available
if (options == null)
{
options = HttpOptions.CreateDefault();
}
if (transcoderOptions == null)
{
transcoderOptions = new TranscoderOptions();
}
_options = options;
_transcoder = CreateTranscoder(transcoderOptions);
// initialize custom encoder
_encoder = new Encodings.Encoder(true);
// initialize HTTP client
_httpClient = new HttpClient(options.CustomHttpHandler ?? new HttpClientHandler()
{
AutomaticDecompression = DecompressionMethods.Deflate | DecompressionMethods.GZip,
AllowAutoRedirect = true
});
if (options.RequestTimeout.HasValue)
{
_httpClient.Timeout = TimeSpan.FromSeconds(options.RequestTimeout.Value);
}
// add accept types
_httpClient.DefaultRequestHeaders.TryAddWithoutValidation("Accept", "text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,*/*;q=0.8");
// add accepted encodings
_httpClient.DefaultRequestHeaders.TryAddWithoutValidation("Accept-Encoding", "gzip,deflate");
// add user agent
string userAgent = options.UseMobileUserAgent ? options.UserAgentMobile : options.UserAgent;
string version = typeof(Reader).GetTypeInfo().Assembly.FullName.Split(',')[1].Split('=')[1];
_httpClient.DefaultRequestHeaders.TryAddWithoutValidation("User-Agent", String.Format(userAgent, "; ReadSharp/" + version));
}
private static NReadabilityTranscoder CreateTranscoder(TranscoderOptions transcoderOptions)
{
return new NReadabilityTranscoder(
dontStripUnlikelys: false,
dontNormalizeSpacesInTextContent: true,
dontWeightClasses: false,
readingStyle: ReadingStyle.Ebook,
readingMargin: ReadingMargin.Narrow,
readingSize: ReadingSize.Medium,
articleElementHints: transcoderOptions.ArticleElementHints
);
}
