public SearchSecurityTrimmer(IndexSearcher searcher, SecurityCheckerDelegate securityChecker, LuceneQuery luceneQuery)
{
_securityChecker = securityChecker;
_searcher = searcher;
_query = luceneQuery;
_hitDocs = new List <ScoreDoc>(16);
}
public SearchSecurityTrimmer(IndexSearcher searcher, SecurityCheckerDelegate securityChecker, LuceneQuery luceneQuery)
{
_securityChecker = securityChecker;
_searcher = searcher;
_query = luceneQuery;
_hitDocs = new List<ScoreDoc>(16);
}
public SearchSecurityTrimmer(SearchSecurityTrimmerContext searchContext)
{
_securityChecker = searchContext.SecurityChecker;
_searcher = searchContext.Searcher;
_luceneQuery = searchContext.LuceneQuery;
_searchQuery = searchContext.SearchQuery;
_hitDocs = new List<ScoreDoc>(16);
}
public SearchSecurityTrimmer(SearchSecurityTrimmerContext searchContext)
{
_securityChecker = searchContext.SecurityChecker;
_searcher = searchContext.Searcher;
_luceneQuery = searchContext.LuceneQuery;
_searchQuery = searchContext.SearchQuery;
_hitDocs = new List <ScoreDoc>(16);
}
public IEnumerable <LuceneResult> Search(
LuceneQuery luceneQuery, out int totalHits, SecurityCheckerDelegate securityChecker = null)
{
Requires.NotNull("LuceneQuery", luceneQuery);
Requires.NotNull("LuceneQuery.Query", luceneQuery.Query);
Requires.PropertyNotEqualTo("LuceneQuery", "PageSize", luceneQuery.PageSize, 0);
Requires.PropertyNotEqualTo("LuceneQuery", "PageIndex", luceneQuery.PageIndex, 0);
//TODO - Explore simple highlighter as it does not give partial words
var highlighter = FastHighlighter;
var fieldQuery = highlighter.GetFieldQuery(luceneQuery.Query);
var maxResults = luceneQuery.PageIndex * luceneQuery.PageSize;
var minResults = maxResults - luceneQuery.PageSize + 1;
var searcher = GetSearcher();
var topDocs = new SearchSecurityTrimmer(searcher, securityChecker, luceneQuery);
searcher.Search(luceneQuery.Query, null, topDocs);
totalHits = topDocs.TotalHits;
if (Logger.IsDebugEnabled)
{
var sb = GetSearcResultExplanation(luceneQuery, topDocs.ScoreDocs, searcher);
Logger.Debug(sb);
}
//Page doesn't exist
if (totalHits < minResults)
{
return(new List <LuceneResult>());
}
return(topDocs.ScoreDocs.Select(match =>
new LuceneResult
{
Document = searcher.Doc(match.Doc),
Score = match.Score,
DisplayScore = GetDisplayScoreFromMatch(match.ToString()),
TitleSnippet = GetHighlightedText(highlighter, fieldQuery, searcher, match, Constants.TitleTag, luceneQuery.TitleSnippetLength),
BodySnippet = GetHighlightedText(highlighter, fieldQuery, searcher, match, Constants.BodyTag, luceneQuery.BodySnippetLength),
DescriptionSnippet = GetHighlightedText(highlighter, fieldQuery, searcher, match, Constants.DescriptionTag, luceneQuery.TitleSnippetLength),
TagSnippet = GetHighlightedText(highlighter, fieldQuery, searcher, match, Constants.Tag, luceneQuery.TitleSnippetLength),
AuthorSnippet = GetHighlightedText(highlighter, fieldQuery, searcher, match, Constants.AuthorNameTag, luceneQuery.TitleSnippetLength),
ContentSnippet = GetHighlightedText(highlighter, fieldQuery, searcher, match, Constants.ContentTag, luceneQuery.TitleSnippetLength)
}).ToList());
}
public IEnumerable<LuceneResult> Search(
LuceneQuery luceneQuery, out int totalHits, SecurityCheckerDelegate securityChecker = null)
{
Requires.NotNull("LuceneQuery", luceneQuery);
Requires.NotNull("LuceneQuery.Query", luceneQuery.Query);
Requires.PropertyNotEqualTo("LuceneQuery", "PageSize", luceneQuery.PageSize, 0);
Requires.PropertyNotEqualTo("LuceneQuery", "PageIndex", luceneQuery.PageIndex, 0);
//TODO - Explore simple highlighter as it does not give partial words
var highlighter = FastHighlighter;
var fieldQuery = highlighter.GetFieldQuery(luceneQuery.Query);
var maxResults = luceneQuery.PageIndex*luceneQuery.PageSize;
var minResults = maxResults - luceneQuery.PageSize + 1;
var searcher = GetSearcher();
var topDocs = new SearchSecurityTrimmer(searcher, securityChecker, luceneQuery);
searcher.Search(luceneQuery.Query, null, topDocs);
totalHits = topDocs.TotalHits;
if (Logger.IsDebugEnabled)
{
var sb = GetSearcResultExplanation(luceneQuery, topDocs.ScoreDocs, searcher);
Logger.Debug(sb);
}
//Page doesn't exist
if (totalHits < minResults)
return new List<LuceneResult>();
return topDocs.ScoreDocs.Select(match =>
new LuceneResult
{
Document = searcher.Doc(match.Doc),
Score = match.Score,
DisplayScore = GetDisplayScoreFromMatch(match.ToString()),
TitleSnippet = GetHighlightedText(highlighter, fieldQuery, searcher, match, Constants.TitleTag, luceneQuery.TitleSnippetLength),
BodySnippet = GetHighlightedText(highlighter, fieldQuery, searcher, match, Constants.BodyTag, luceneQuery.BodySnippetLength),
DescriptionSnippet = GetHighlightedText(highlighter, fieldQuery, searcher, match, Constants.DescriptionTag, luceneQuery.TitleSnippetLength),
TagSnippet = GetHighlightedText(highlighter, fieldQuery, searcher, match, Constants.Tag, luceneQuery.TitleSnippetLength),
AuthorSnippet = GetHighlightedText(highlighter, fieldQuery, searcher, match, Constants.AuthorNameTag, luceneQuery.TitleSnippetLength),
ContentSnippet = GetHighlightedText(highlighter, fieldQuery, searcher, match, Constants.ContentTag, luceneQuery.TitleSnippetLength)
}).ToList();
}
