/// <summary>
/// Initializes a new instance of the <see cref="AppServices"/> class
/// </summary>
public AppServices()
{
var defaultStyleLookup = DefaultStyleLookup.CreateForInternetExplorer();
bool validateSerializationResult = false;
_htmlDocumentSerializer = new HtmlDocumentSerializer(defaultStyleLookup, validateSerializationResult);
_zoneTreeSerializer = new ZoneTreeSerializer(defaultStyleLookup);
_elementClassifier = new PreZoningClassification(HtmlElementType.SignificantBlock, HtmlElementType.SignificantInline, HtmlElementType.SignificantLinebreak, HtmlElementType.SignificantInvisible, HtmlElementType.BreakDown, HtmlElementType.Aname, HtmlElementType.Hidden);
_zoneTreeBuilder = ZoneTreeBuilder.Create(HtmlElementType.SignificantBlock, HtmlElementType.SignificantInline, HtmlElementType.SignificantLinebreak, HtmlElementType.SignificantInvisible, HtmlElementType.BreakDown, HtmlElementType.Aname, HtmlElementType.Hidden);
_columnTreeBuilder = ColumnTreeBuilder.Create();
var naturalLanguageProcessor = new OpenNaturalLanguageProcessor();
_layoutAnalysisArticleContentLabeler = new ArticleContentLabeler(naturalLanguageProcessor, ZoneLabel.Paragraph, ZoneLabel.ArticleContent, ZoneFeature.Common_Tokens);
_articleTagArticleContentLabeler = new SemanticTagArticleContentLabeler(Html.Tags.ARTICLE, ZoneLabel.ArticleContent);
_mainTagArticleContentLabeler = new SemanticTagArticleContentLabeler(Html.Tags.MAIN, ZoneLabel.ArticleContent);
}
private static Algorithm <ZoneTree> CreateLabeler(string algName)
{
Algorithm <ZoneTree> alg;
switch (algName)
{
case LAYOUT_ANALYSIS_ALG:
alg = new ZoneTreeArticleContentLabeler(_naturalLanguageProcessor, ZoneLabel.Paragraph, ARTICLE_CONTENT_LABEL, TOKENS_FEATURE_NAME);
break;
case ARTICLE_SEMANTIC_TAG_ALG:
alg = new SemanticTagArticleContentLabeler(Html.Tags.ARTICLE, ARTICLE_CONTENT_LABEL);
break;
case MAIN_SEMANTIC_TAG_ALG:
alg = new SemanticTagArticleContentLabeler(Html.Tags.MAIN, ARTICLE_CONTENT_LABEL);
break;
default:
throw new ArgumentException("Algorithm name not recognized", algName);
}
return(alg);
}
