public static TokenFiltersDescriptor AddTaxonomyFilters(this TokenFiltersDescriptor fd, IEnumerable <MetadataProperty> metadataProperties)
{
foreach (var metadataProperty in metadataProperties)
{
if (metadataProperty == null || !metadataProperty.Properties.ContainsKey(Strings.Taxonomy))
{
continue;
}
IDictionary <TaxonomyResultDTO, IList <TaxonomyResultDTO> > dictionary = TaxonomyTransformer.BuildFlatDictionary(metadataProperty.Properties[Strings.Taxonomy]);
string autoPhraseKey = metadataProperty.Key.GetPreparedAnalyzerName(ElasticFilters.AutoPhrasePrefix);
string vocabularyKey = metadataProperty.Key.GetPreparedAnalyzerName(ElasticFilters.VocabularyPrefix);
fd.AddAutoPhraseFilter(dictionary, autoPhraseKey);
fd.AddVocabularyFilter(dictionary, vocabularyKey);
}
return(fd);
}
public static AnalyzersDescriptor AddTaxonomyAnalyzers(this AnalyzersDescriptor ad, IEnumerable <MetadataProperty> metadataProperties)
{
foreach (var metadataProperty in metadataProperties)
{
if (metadataProperty == null || !metadataProperty.Properties.ContainsKey(Strings.Taxonomy))
{
continue;
}
// TODO SL: remove unused
IDictionary <TaxonomyResultDTO, IList <TaxonomyResultDTO> > dictionary = TaxonomyTransformer.BuildFlatDictionary(metadataProperty.Properties[Strings.Taxonomy]);
var taxonomyTextKey = metadataProperty.Key.GetPreparedAnalyzerName(ElasticAnalyzers.TaxonomyTextPrefix);
var taxonomyTextSearchKey = metadataProperty.Key.GetPreparedAnalyzerName(ElasticAnalyzers.TaxonomyTextSearchPrefix);
string autoPhraseKey = metadataProperty.Key.GetPreparedAnalyzerName(ElasticFilters.AutoPhrasePrefix);
string vocabularyKey = metadataProperty.Key.GetPreparedAnalyzerName(ElasticFilters.VocabularyPrefix);
ad.AddStandardTokenizerFilter(taxonomyTextKey, ElasticFilters.Lowercase, autoPhraseKey, vocabularyKey);
ad.AddStandardTokenizerFilter(taxonomyTextKey + "_ngram", ElasticFilters.Lowercase, autoPhraseKey, vocabularyKey, ElasticFilters.Ngram);
ad.AddStandardTokenizerFilter(taxonomyTextKey + "_exact_taxo", ElasticFilters.Lowercase, autoPhraseKey, vocabularyKey, ElasticFilters.FilterWordDelimiter, ElasticFilters.Ngram);
ad.AddStandardTokenizerFilter(taxonomyTextSearchKey, ElasticFilters.Lowercase, autoPhraseKey);
}
return(ad);
}
