454 lines
16 KiB
C++
454 lines
16 KiB
C++
/*
|
|
* Copyright (C) 2020, KylinSoft Co., Ltd.
|
|
*
|
|
* This program is free software: you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License as published by
|
|
* the Free Software Foundation, either version 3 of the License, or
|
|
* (at your option) any later version.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program. If not, see <https://www.gnu.org/licenses/>.
|
|
*
|
|
* Authors: zhangpengfei <zhangpengfei@kylinos.cn>
|
|
*
|
|
*/
|
|
#include "search-manager.h"
|
|
|
|
size_t SearchManager::uniqueSymbol1 = 0;
|
|
size_t SearchManager::uniqueSymbol2 = 0;
|
|
size_t SearchManager::uniqueSymbol3 = 0;
|
|
QMutex SearchManager::m_mutex1;
|
|
QMutex SearchManager::m_mutex2;
|
|
QMutex SearchManager::m_mutex3;
|
|
SearchManager::SearchManager(QObject *parent) : QObject(parent) {
|
|
m_pool.setMaxThreadCount(2);
|
|
m_pool.setExpiryTimeout(1000);
|
|
}
|
|
|
|
SearchManager::~SearchManager() {
|
|
}
|
|
|
|
int SearchManager::getCurrentIndexCount() {
|
|
try {
|
|
Xapian::Database db(INDEX_PATH);
|
|
return db.get_doccount();
|
|
} catch(const Xapian::Error &e) {
|
|
qWarning() << QString::fromStdString(e.get_description());
|
|
return 0;
|
|
}
|
|
}
|
|
|
|
void SearchManager::onKeywordSearch(QString keyword, QQueue<QString> *searchResultFile, QQueue<QString> *searchResultDir,
|
|
QQueue<QPair<QString, QStringList>> *searchResultContent) {
|
|
m_mutex1.lock();
|
|
++uniqueSymbol1;
|
|
m_mutex1.unlock();
|
|
m_mutex2.lock();
|
|
++uniqueSymbol2;
|
|
m_mutex2.unlock();
|
|
m_mutex3.lock();
|
|
++uniqueSymbol3;
|
|
m_mutex3.unlock();
|
|
|
|
if(FileUtils::SearchMethod::DIRECTSEARCH == FileUtils::searchMethod) {
|
|
DirectSearch *directSearch;
|
|
directSearch = new DirectSearch(keyword, searchResultFile, searchResultDir, uniqueSymbol1);
|
|
m_pool.start(directSearch);
|
|
} else if(FileUtils::SearchMethod::INDEXSEARCH == FileUtils::searchMethod) {
|
|
FileSearch *filesearch;
|
|
filesearch = new FileSearch(searchResultFile, uniqueSymbol1, keyword, "0", 1, 0, 5);
|
|
m_pool.start(filesearch);
|
|
|
|
FileSearch *dirsearch;
|
|
dirsearch = new FileSearch(searchResultDir, uniqueSymbol2, keyword, "1", 1, 0, 5);
|
|
m_pool.start(dirsearch);
|
|
|
|
FileContentSearch *contentSearch;
|
|
contentSearch = new FileContentSearch(searchResultContent, uniqueSymbol3, keyword, 0, 5);
|
|
m_pool.start(contentSearch);
|
|
} else {
|
|
qWarning() << "Unknown search method! FileUtils::searchMethod: " << static_cast<int>(FileUtils::searchMethod);
|
|
}
|
|
return;
|
|
}
|
|
|
|
bool SearchManager::isBlocked(QString &path) {
|
|
QStringList blockList = GlobalSettings::getInstance()->getBlockDirs();
|
|
for(QString i : blockList) {
|
|
if(path.startsWith(i.prepend("/")))
|
|
return true;
|
|
}
|
|
return false;
|
|
|
|
}
|
|
|
|
FileSearch::FileSearch(QQueue<QString> *searchResult, size_t uniqueSymbol, QString keyword, QString value, unsigned slot, int begin, int num) {
|
|
this->setAutoDelete(true);
|
|
m_search_result = searchResult;
|
|
m_uniqueSymbol = uniqueSymbol;
|
|
m_keyword = keyword;
|
|
m_value = value;
|
|
m_slot = slot;
|
|
m_begin = begin;
|
|
m_num = num;
|
|
}
|
|
|
|
FileSearch::~FileSearch() {
|
|
m_search_result = nullptr;
|
|
}
|
|
|
|
void FileSearch::run() {
|
|
if(!m_search_result->isEmpty()) {
|
|
m_search_result->clear();
|
|
}
|
|
int resultCount = 0;
|
|
int total = 0;
|
|
while(total < 100) {
|
|
resultCount = keywordSearchfile();
|
|
if(resultCount == 0 || resultCount == -1)
|
|
break;
|
|
total += resultCount;
|
|
m_begin += m_num;
|
|
}
|
|
return;
|
|
}
|
|
|
|
int FileSearch::keywordSearchfile() {
|
|
try {
|
|
qDebug() << "--keywordSearchfile start--";
|
|
Xapian::Database db(INDEX_PATH);
|
|
Xapian::Query query = creatQueryForFileSearch(db);
|
|
Xapian::Enquire enquire(db);
|
|
|
|
Xapian::Query queryFile;
|
|
if(!m_value.isEmpty()) {
|
|
std::string slotValue = m_value.toStdString();
|
|
Xapian::Query queryValue = Xapian::Query(Xapian::Query::OP_VALUE_RANGE, m_slot, slotValue, slotValue);
|
|
queryFile = Xapian::Query(Xapian::Query::OP_AND, query, queryValue);
|
|
} else {
|
|
queryFile = query;
|
|
}
|
|
|
|
qDebug() << "keywordSearchfile:" << QString::fromStdString(queryFile.get_description());
|
|
|
|
enquire.set_query(queryFile);
|
|
Xapian::MSet result = enquire.get_mset(m_begin, m_num);
|
|
int resultCount = result.size();
|
|
qDebug() << "keywordSearchfile results count=" << resultCount;
|
|
if(resultCount == 0)
|
|
return 0;
|
|
if(getResult(result) == -1)
|
|
return -1;
|
|
|
|
qDebug() << "--keywordSearchfile finish--";
|
|
return resultCount;
|
|
} catch(const Xapian::Error &e) {
|
|
qWarning() << QString::fromStdString(e.get_description());
|
|
qDebug() << "--keywordSearchfile finish--";
|
|
return -1;
|
|
}
|
|
}
|
|
|
|
Xapian::Query FileSearch::creatQueryForFileSearch(Xapian::Database &db) {
|
|
auto userInput = m_keyword.toLower();
|
|
std::vector<Xapian::Query> v;
|
|
for(int i = 0; i < userInput.size(); i++) {
|
|
v.push_back(Xapian::Query(QUrl::toPercentEncoding(userInput.at(i)).toStdString()));
|
|
// qDebug()<<QString::fromStdString(Xapian::Query(QString(userInput.at(i)).toStdString()).get_description());
|
|
}
|
|
Xapian::Query queryPhrase = Xapian::Query(Xapian::Query::OP_PHRASE, v.begin(), v.end());
|
|
return queryPhrase;
|
|
}
|
|
|
|
int FileSearch::getResult(Xapian::MSet &result) {
|
|
for(auto it = result.begin(); it != result.end(); ++it) {
|
|
Xapian::Document doc = it.get_document();
|
|
std::string data = doc.get_data();
|
|
Xapian::weight docScoreWeight = it.get_weight();
|
|
Xapian::percent docScorePercent = it.get_percent();
|
|
QString path = QString::fromStdString(data);
|
|
std::string().swap(data);
|
|
|
|
if(SearchManager::isBlocked(path)) {
|
|
continue;
|
|
}
|
|
|
|
QFileInfo info(path);
|
|
|
|
if(!info.exists()) {
|
|
// pathTobeDelete->append(QString::fromStdString(data));
|
|
qDebug() << path << "is not exist!!";
|
|
} else {
|
|
switch(m_value.toInt()) {
|
|
case 1:
|
|
SearchManager::m_mutex1.lock();
|
|
if(m_uniqueSymbol == SearchManager::uniqueSymbol2) {
|
|
m_search_result->enqueue(path);
|
|
SearchManager::m_mutex1.unlock();
|
|
} else {
|
|
SearchManager::m_mutex1.unlock();
|
|
return -1;
|
|
}
|
|
|
|
break;
|
|
case 0:
|
|
SearchManager::m_mutex2.lock();
|
|
if(m_uniqueSymbol == SearchManager::uniqueSymbol1) {
|
|
m_search_result->enqueue(path);
|
|
SearchManager::m_mutex2.unlock();
|
|
} else {
|
|
SearchManager::m_mutex2.unlock();
|
|
return -1;
|
|
}
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
// searchResult.append(path);
|
|
}
|
|
qDebug() << "doc=" << path << ",weight=" << docScoreWeight << ",percent=" << docScorePercent;
|
|
}
|
|
// if(!pathTobeDelete->isEmpty())
|
|
// deleteAllIndex(pathTobeDelete)
|
|
return 0;
|
|
}
|
|
|
|
FileContentSearch::FileContentSearch(QQueue<QPair<QString, QStringList>> *searchResult, size_t uniqueSymbol, QString keyword, int begin, int num) {
|
|
this->setAutoDelete(true);
|
|
m_search_result = searchResult;
|
|
m_uniqueSymbol = uniqueSymbol;
|
|
m_keyword = keyword;
|
|
m_begin = begin;
|
|
m_num = num;
|
|
}
|
|
|
|
FileContentSearch::~FileContentSearch() {
|
|
m_search_result = nullptr;
|
|
}
|
|
|
|
void FileContentSearch::run() {
|
|
if(!m_search_result->isEmpty()) {
|
|
m_search_result->clear();
|
|
}
|
|
int resultCount = 0;
|
|
int total = 0;
|
|
|
|
while(total < 50) {
|
|
resultCount = keywordSearchContent();
|
|
if(resultCount == 0 || resultCount == -1) {
|
|
break;
|
|
}
|
|
total += resultCount;
|
|
m_begin += m_num;
|
|
}
|
|
return;
|
|
}
|
|
|
|
int FileContentSearch::keywordSearchContent() {
|
|
try {
|
|
qDebug() << "--keywordSearchContent search start--";
|
|
|
|
Xapian::Database db(CONTENT_INDEX_PATH);
|
|
Xapian::Enquire enquire(db);
|
|
Xapian::QueryParser qp;
|
|
qp.set_default_op(Xapian::Query::OP_AND);
|
|
qp.set_database(db);
|
|
/*
|
|
::friso::ResultMap ret;
|
|
::friso::FrisoSegmentation::getInstance()->callSegement(ret, keyword.toLocal8Bit().data());
|
|
for (::friso::ResultMap::iterator it_map = ret.begin(); it_map != ret.end(); ++it_map){
|
|
target_str += it_map->first;
|
|
target_str += " ";
|
|
it_map->second.first.clear();
|
|
::std::vector<size_t>().swap(it_map->second.first);
|
|
}
|
|
|
|
ret.clear();
|
|
ret.erase(ret.begin(), ret.end());
|
|
::friso::ResultMap().swap(ret);
|
|
*/
|
|
QVector<SKeyWord> sKeyWord = ChineseSegmentation::getInstance()->callSegement(m_keyword);
|
|
//Creat a query
|
|
std::string words;
|
|
for(int i = 0; i < sKeyWord.size(); i++) {
|
|
words.append(sKeyWord.at(i).word).append(" ");
|
|
}
|
|
|
|
Xapian::Query query = qp.parse_query(words);
|
|
// Xapian::Query query = qp.parse_query(keyword.toStdString());
|
|
|
|
|
|
|
|
// QVector<SKeyWord> sKeyWord = ChineseSegmentation::getInstance()->callSegement(keyword);
|
|
// //Creat a query
|
|
// std::string words;
|
|
// for(int i=0;i<sKeyWord.size();i++)
|
|
// {
|
|
// words.append(sKeyWord.at(i).word).append(" ");
|
|
// }
|
|
|
|
|
|
// Xapian::Query query = qp.parse_query(words);
|
|
|
|
// std::vector<Xapian::Query> v;
|
|
// for(int i=0;i<sKeyWord.size();i++)
|
|
// {
|
|
// v.push_back(Xapian::Query(sKeyWord.at(i).word));
|
|
// qDebug()<<QString::fromStdString(sKeyWord.at(i).word);
|
|
// }
|
|
// Xapian::Query queryPhrase =Xapian::Query(Xapian::Query::OP_AND, v.begin(), v.end());
|
|
qDebug() << "keywordSearchContent:" << QString::fromStdString(query.get_description());
|
|
|
|
enquire.set_query(query);
|
|
|
|
Xapian::MSet result = enquire.get_mset(m_begin, m_num);
|
|
int resultCount = result.size();
|
|
if(result.size() == 0) {
|
|
return 0;
|
|
}
|
|
qDebug() << "keywordSearchContent results count=" << resultCount;
|
|
|
|
if(getResult(result, words) == -1) {
|
|
return -1;
|
|
}
|
|
|
|
qDebug() << "--keywordSearchContent search finish--";
|
|
return resultCount;
|
|
} catch(const Xapian::Error &e) {
|
|
qWarning() << QString::fromStdString(e.get_description());
|
|
qDebug() << "--keywordSearchContent search finish--";
|
|
return -1;
|
|
}
|
|
}
|
|
|
|
int FileContentSearch::getResult(Xapian::MSet &result, std::string &keyWord) {
|
|
for(auto it = result.begin(); it != result.end(); ++it) {
|
|
Xapian::Document doc = it.get_document();
|
|
std::string data = doc.get_data();
|
|
double docScoreWeight = it.get_weight();
|
|
Xapian::percent docScorePercent = it.get_percent();
|
|
QString path = QString::fromStdString(doc.get_value(1));
|
|
|
|
if(SearchManager::isBlocked(path)) {
|
|
continue;
|
|
}
|
|
|
|
QFileInfo info(path);
|
|
|
|
if(!info.exists()) {
|
|
// pathTobeDelete->append(QString::fromStdString(data));
|
|
qDebug() << path << "is not exist!!";
|
|
continue;
|
|
}
|
|
// Construct snippets containing keyword.
|
|
QStringList snippets;
|
|
// snippets.append(QString::fromStdString( result.snippet(doc.get_data(),400)));
|
|
// qWarning()<<QString::fromStdString(s);
|
|
auto term = doc.termlist_begin();
|
|
std::string wordTobeFound = QString::fromStdString(keyWord).section(" ", 0, 0).toStdString();
|
|
int size = wordTobeFound.length();
|
|
term.skip_to(wordTobeFound);
|
|
int count = 0;
|
|
for(auto pos = term.positionlist_begin(); pos != term.positionlist_end() && count < 6; ++pos) {
|
|
std::string s = data.substr((*pos < 60) ? 0 : (*pos - 60), size + 120);
|
|
QString snippet = QString::fromStdString(s);
|
|
if(snippet.size() > 6 + QString::fromStdString(keyWord).size()) {
|
|
snippet.replace(0, 3, "...").replace(snippet.size() - 3, 3, "...");
|
|
} else {
|
|
snippet.append("...").prepend("...");
|
|
}
|
|
snippets.append(snippet);
|
|
QString().swap(snippet);
|
|
std::string().swap(s);
|
|
++count;
|
|
}
|
|
std::string().swap(data);
|
|
|
|
// for(QString i : QString::fromStdString(keyWord).split(" ",QString::SkipEmptyParts))
|
|
// {
|
|
// std::string word = i.toStdString();
|
|
// term.skip_to(word);
|
|
// int size = word.size();
|
|
// auto pos = term.positionlist_begin();
|
|
// std::string s = data.substr((*pos < 60)? 0: (*pos - 60) , size + 120);
|
|
// QString snippet = QString::fromStdString(s);
|
|
// snippet.replace(0,3,"...").replace(snippet.size()-3,3,"...");
|
|
// snippets.append(snippet);
|
|
// std::string().swap(word);
|
|
// std::string().swap(s);
|
|
// QString().swap(snippet);
|
|
// }
|
|
|
|
SearchManager::m_mutex3.lock();
|
|
if(m_uniqueSymbol == SearchManager::uniqueSymbol3) {
|
|
m_search_result->enqueue(qMakePair(path, snippets));
|
|
SearchManager::m_mutex3.unlock();
|
|
snippets.clear();
|
|
QStringList().swap(snippets);
|
|
} else {
|
|
SearchManager::m_mutex3.unlock();
|
|
return -1;
|
|
}
|
|
// searchResult.insert(path,snippets);
|
|
qDebug() << "path=" << path << ",weight=" << docScoreWeight << ",percent=" << docScorePercent;
|
|
}
|
|
// // if(!pathTobeDelete->isEmpty())
|
|
// // deleteAllIndex(pathTobeDelete)
|
|
return 0;
|
|
}
|
|
|
|
DirectSearch::DirectSearch(QString keyword, QQueue<QString> *searchResultFile, QQueue<QString> *searchResultDir, size_t uniqueSymbol) {
|
|
this->setAutoDelete(true);
|
|
m_keyword = keyword;
|
|
m_searchResultFile = searchResultFile;
|
|
m_searchResultDir = searchResultDir;
|
|
m_uniqueSymbol = uniqueSymbol;
|
|
}
|
|
|
|
void DirectSearch::run() {
|
|
QQueue<QString> bfs;
|
|
bfs.enqueue(QStandardPaths::writableLocation(QStandardPaths::HomeLocation));
|
|
QFileInfoList list;
|
|
QDir dir;
|
|
// QDir::Hidden
|
|
dir.setFilter(QDir::Dirs | QDir::Files | QDir::NoDotAndDotDot);
|
|
dir.setSorting(QDir::DirsFirst);
|
|
while(!bfs.empty()) {
|
|
dir.setPath(bfs.dequeue());
|
|
list = dir.entryInfoList();
|
|
for(auto i : list) {
|
|
if(i.isDir() && (!(i.isSymLink()))) {
|
|
bfs.enqueue(i.absoluteFilePath());
|
|
}
|
|
if(i.fileName().contains(m_keyword, Qt::CaseInsensitive)) {
|
|
SearchManager::m_mutex1.lock();
|
|
// qWarning() << i.fileName() << m_keyword;
|
|
if(m_uniqueSymbol == SearchManager::uniqueSymbol1) {
|
|
// TODO
|
|
if(i.isDir() && m_searchResultDir->length() < 51) {
|
|
m_searchResultDir->enqueue(i.absoluteFilePath());
|
|
} else if(m_searchResultFile->length() < 51) {
|
|
m_searchResultFile->enqueue(i.absoluteFilePath());
|
|
}
|
|
SearchManager::m_mutex1.unlock();
|
|
if(m_searchResultDir->length() > 49 && m_searchResultFile->length() > 49) {
|
|
return;
|
|
}
|
|
} else {
|
|
// TODO
|
|
// More suitable method?
|
|
m_searchResultFile->clear();
|
|
m_searchResultDir->clear();
|
|
SearchManager::m_mutex1.unlock();
|
|
return;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|