public static Query MakeQuery(string q, NuGetSearcherManager searcherManager)
{
Query query = LuceneQueryCreator.Parse(q, false);
Query boostedQuery = new RankingScoreQuery(query, searcherManager.GetRankings());
return(boostedQuery);
}
private static string AddExplanation(IndexSearcher searcher, string data, Query query, ScoreDoc scoreDoc, IDictionary <string, int> rankings)
{
Explanation explanation = searcher.Explain(query, scoreDoc.Doc);
JObject diagnostics = new JObject();
int rankVal;
string id = searcher.Doc(scoreDoc.Doc).Get("Id");
if (rankings.TryGetValue(id, out rankVal))
{
float rankingScore = RankingScoreQuery.GetRankingScore(rankings, id);
diagnostics.Add("Rank", rankVal);
diagnostics.Add("RankScore", rankingScore);
diagnostics.Add("LuceneScore", scoreDoc.Score / rankingScore);
}
diagnostics.Add("Score", scoreDoc.Score.ToString());
diagnostics.Add("Explanation", explanation.ToString());
diagnostics.Add("IdTerms", GetTerms(searcher, scoreDoc.Doc, "Id"));
diagnostics.Add("TokenizedIdTerms", GetTerms(searcher, scoreDoc.Doc, "TokenizedId"));
diagnostics.Add("ShingledIdTerms", GetTerms(searcher, scoreDoc.Doc, "ShingledId"));
diagnostics.Add("VersionTerms", GetTerms(searcher, scoreDoc.Doc, "Version"));
diagnostics.Add("TitleTerms", GetTerms(searcher, scoreDoc.Doc, "Title"));
diagnostics.Add("TagsTerms", GetTerms(searcher, scoreDoc.Doc, "Tags"));
diagnostics.Add("DescriptionTerms", GetTerms(searcher, scoreDoc.Doc, "Description"));
diagnostics.Add("AuthorsTerms", GetTerms(searcher, scoreDoc.Doc, "Authors"));
diagnostics.Add("OwnersTerms", GetTerms(searcher, scoreDoc.Doc, "Owners"));
diagnostics.Add("PublishedDate", GetInt(searcher, scoreDoc.Doc, "PublishedDate"));
diagnostics.Add("EditedDate", GetInt(searcher, scoreDoc.Doc, "EditedDate"));
diagnostics.Add("CuratedFeed", GetMultiValue(searcher, scoreDoc.Doc, "CuratedFeed"));
diagnostics.Add("Key", GetInt(searcher, scoreDoc.Doc, "Key"));
diagnostics.Add("Checksum", GetInt(searcher, scoreDoc.Doc, "Checksum"));
diagnostics.Add("ProjectGuidRankings", GetProjectGuidRankings(searcher, scoreDoc.Doc));
JObject obj = JObject.Parse(data);
obj.Add("diagnostics", diagnostics);
data = obj.ToString();
return(data);
}
private static string ListDocumentsImpl(IndexSearcher searcher, Query query, IDictionary <string, int> rankings, Filter filter, string sortBy, int skip, int take, bool includeExplanation, PackageSearcherManager manager)
{
Query boostedQuery = new RankingScoreQuery(query, rankings);
int nDocs = GetDocsCount(skip, take);
Sort sort = GetSort(sortBy);
Stopwatch sw = new Stopwatch();
sw.Start();
TopDocs topDocs = (sort == null) ?
searcher.Search(boostedQuery, filter, nDocs) :
searcher.Search(boostedQuery, filter, nDocs, sort);
sw.Stop();
sw.Stop();
return(MakeResults(searcher, topDocs, skip, take, includeExplanation, boostedQuery, sw.ElapsedMilliseconds, rankings, manager));
}
static Query AutoCompleteMakeQuery(string q, NuGetSearcherManager searcherManager)
{
if (string.IsNullOrEmpty(q))
{
return(new MatchAllDocsQuery());
}
QueryParser queryParser = new QueryParser(Lucene.Net.Util.Version.LUCENE_30, "IdAutocomplete", new PackageAnalyzer());
//TODO: we should be doing phrase queries to get the ordering right
//const int MAX_NGRAM_LENGTH = 8;
//q = (q.Length < MAX_NGRAM_LENGTH) ? q : q.Substring(0, MAX_NGRAM_LENGTH);
//string phraseQuery = string.Format("IdAutocompletePhrase:\"/ {0}\"~20", q);
//Query query = queryParser.Parse(phraseQuery);
Query query = queryParser.Parse(q);
Query boostedQuery = new RankingScoreQuery(query, searcherManager.GetRankings());
return(boostedQuery);
}
private static string ListDocumentsImpl(IndexSearcher searcher, Query query, IDictionary<string, int> rankings, Filter filter, string sortBy, int skip, int take, bool includeExplanation, PackageSearcherManager manager)
{
Query boostedQuery = new RankingScoreQuery(query, rankings);
int nDocs = GetDocsCount(skip, take);
Sort sort = GetSort(sortBy);
Stopwatch sw = new Stopwatch();
sw.Start();
TopDocs topDocs = (sort == null) ?
searcher.Search(boostedQuery, filter, nDocs) :
searcher.Search(boostedQuery, filter, nDocs, sort);
sw.Stop();
sw.Stop();
return MakeResults(searcher, topDocs, skip, take, includeExplanation, boostedQuery, sw.ElapsedMilliseconds, rankings, manager);
}
public static Query MakeQuery(string q, NuGetSearcherManager searcherManager)
{
Query query = LuceneQueryCreator.Parse(q, false);
Query boostedQuery = new RankingScoreQuery(query, searcherManager.GetRankings());
return boostedQuery;
}
static Query AutoCompleteMakeQuery(string q, NuGetSearcherManager searcherManager)
{
if (string.IsNullOrEmpty(q))
{
return new MatchAllDocsQuery();
}
QueryParser queryParser = new QueryParser(Lucene.Net.Util.Version.LUCENE_30, "IdAutocomplete", new PackageAnalyzer());
//TODO: we should be doing phrase queries to get the ordering right
//const int MAX_NGRAM_LENGTH = 8;
//q = (q.Length < MAX_NGRAM_LENGTH) ? q : q.Substring(0, MAX_NGRAM_LENGTH);
//string phraseQuery = string.Format("IdAutocompletePhrase:\"/ {0}\"~20", q);
//Query query = queryParser.Parse(phraseQuery);
Query query = queryParser.Parse(q);
Query boostedQuery = new RankingScoreQuery(query, searcherManager.GetRankings());
return boostedQuery;
}
private static JToken ListDocumentsImpl(NuGetIndexSearcher searcher, Query query, IDictionary<string, int> rankings, Filter filter, string sortBy, int skip, int take, NuGetSearcherManager manager)
{
Query boostedQuery = new RankingScoreQuery(query, rankings);
int nDocs = skip + take;
Sort sort = GetSort(sortBy);
TopDocs topDocs = (sort == null) ?
searcher.Search(boostedQuery, filter, nDocs) :
searcher.Search(boostedQuery, filter, nDocs, sort);
return MakeResults(searcher, topDocs, skip, take, boostedQuery, rankings, manager);
}
