/// <summary>
/// Initializes a new instance of the <see cref="HtmlWriterToText"/> class.
/// </summary>
/// <param name="writer">The writer.</param>
/// <param name="options">The options.</param>
/// <exception cref="System.ArgumentNullException">if writer is null</exception>
public HtmlWriterToText(TextWriter writer, HtmlToTextOptions options)
{
if (writer == null)
{
throw new ArgumentNullException(nameof(writer));
}
Writer = writer;
this.options = options;
}
/// <summary>
/// Extract the text from a HTML string.
/// </summary>
/// <param name="source">The source HTML</param>
/// <param name="options">The options to extract the text.</param>
/// <param name="sourceFileName">The source file name used when reporting errors. Default is <c>null</c></param>
/// <returns>The text extracted from this HTML string</returns>
public static UglifyResult HtmlToText(string source, HtmlToTextOptions options = HtmlToTextOptions.None, string sourceFileName = null)
{
// Use specific settings to extract text from html
var settings = new HtmlSettings
{
RemoveOptionalTags = false,
RemoveEmptyAttributes = false,
RemoveAttributeQuotes = false,
DecodeEntityCharacters = true,
RemoveScriptStyleTypeAttribute = false,
ShortBooleanAttribute = false,
MinifyJs = false,
MinifyJsAttributes = false,
MinifyCss = false,
MinifyCssAttributes = false
};
var parser = new HtmlParser(source, sourceFileName, settings);
var document = parser.Parse();
string text = null;
var errors = new List <UglifyError>(parser.Errors);
if (document != null)
{
var minifier = new HtmlMinifier(document, settings);
minifier.Minify();
errors.AddRange(minifier.Errors);
var writer = new StringWriter();
var htmlWriter = new HtmlWriterToText(writer, options);
htmlWriter.Write(document);
text = writer.ToString();
}
return(new UglifyResult(text, errors));
}
public HtmlWriterToSummary(TextWriter writer, HtmlToTextOptions options) : base(writer, options)
{
}
