55 lines
1.9 KiB
C++
55 lines
1.9 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*/
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#include <helpcompiler/HelpSearch.hxx>
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#include <osl/file.hxx>
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#include <osl/thread.hxx>
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#include "LuceneHelper.hxx"
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#include <CLucene.h>
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HelpSearch::HelpSearch(OUString const &indexDir)
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{
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OUString ustrSystemPath;
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osl::File::getSystemPathFromFileURL(indexDir, ustrSystemPath);
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d_indexDir = OUStringToOString(ustrSystemPath, osl_getThreadTextEncoding());
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}
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void HelpSearch::query(OUString const &queryStr, bool captionOnly,
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std::vector<OUString> &rDocuments, std::vector<float> &rScores) {
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lucene::index::IndexReader *reader = lucene::index::IndexReader::open(d_indexDir.getStr());
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lucene::search::IndexSearcher searcher(reader);
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const TCHAR* field = captionOnly ? L"caption" : L"content";
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bool isWildcard = queryStr[queryStr.getLength() - 1] == L'*';
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std::vector<TCHAR> aQueryStr(OUStringToTCHARVec(queryStr));
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lucene::search::Query *pQuery;
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if (isWildcard)
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pQuery = _CLNEW lucene::search::WildcardQuery(_CLNEW lucene::index::Term(field, aQueryStr.data()));
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else
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pQuery = _CLNEW lucene::search::TermQuery(_CLNEW lucene::index::Term(field, aQueryStr.data()));
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lucene::search::Hits *hits = searcher.search(pQuery);
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for (size_t i = 0; i < hits->length(); ++i) {
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lucene::document::Document &doc = hits->doc(i); // Document* belongs to Hits.
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wchar_t const *path = doc.get(L"path");
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rDocuments.push_back(TCHARArrayToOUString(path != nullptr ? path : L""));
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rScores.push_back(hits->score(i));
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}
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_CLDELETE(hits);
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_CLDELETE(pQuery);
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reader->close();
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_CLDELETE(reader);
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}
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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