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ukui-search
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Add direct search without index.

This commit is contained in:
Mouse Zhang 2021-04-16 15:35:54 +08:00
parent 154203f44b
commit ffb51b9d17
5 changed files with 148 additions and 101 deletions
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1
libsearch/file-utils.cpp
View File

@ -25,6 +25,7 @@
size_t FileUtils::_max_index_count = 0;
size_t FileUtils::_current_index_count = 0;
unsigned short FileUtils::_index_status = 0;
FileUtils::SearchMethod FileUtils::searchMethod = FileUtils::SearchMethod::DIRECTSEARCH;
QMap<QString, QStringList> FileUtils::map_chinese2pinyin = QMap<QString, QStringList>();
FileUtils::FileUtils()

4
libsearch/file-utils.h
View File

@ -88,8 +88,8 @@ public:
static size_t _current_index_count; //this one has been Abandoned,do not use it.
static unsigned short _index_status;
// enum class SearchMethod{ DIRECTSEARCH = 0, INDEXSEARCH = 1};
// static SearchMethod searchMethod = FileUtils::SearchMethod::DIRECTSEARCH;
enum class SearchMethod{ DIRECTSEARCH = 0, INDEXSEARCH = 1};
static SearchMethod searchMethod;
private:
FileUtils();

172
libsearch/index/search-manager.cpp
View File

@ -37,13 +37,10 @@ SearchManager::~SearchManager()
int SearchManager::getCurrentIndexCount()
{
try
{
try {
Xapian::Database db(INDEX_PATH);
return db.get_doccount();
}
catch(const Xapian::Error &e)
{
} catch(const Xapian::Error &e) {
qWarning() << QString::fromStdString(e.get_description());
return 0;
}
@ -62,8 +59,11 @@ void SearchManager::onKeywordSearch(QString keyword,QQueue<QString> *searchResul
++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);
@ -75,6 +75,9 @@ void SearchManager::onKeywordSearch(QString keyword,QQueue<QString> *searchResul
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;
}
@ -109,12 +112,12 @@ FileSearch::~FileSearch()
void FileSearch::run()
{
if(!m_search_result->isEmpty())
if (!m_search_result->isEmpty()){
m_search_result->clear();
}
int resultCount = 0;
int total = 0;
while(total < 100)
{
while (total < 100) {
resultCount = keywordSearchfile();
if (resultCount == 0 || resultCount == -1)
break;
@ -126,22 +129,18 @@ void FileSearch::run()
int FileSearch::keywordSearchfile()
{
try
{
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())
{
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
{
} else {
queryFile = query;
}
@ -158,9 +157,7 @@ int FileSearch::keywordSearchfile()
qDebug() << "--keywordSearchfile finish--";
return resultCount;
}
catch(const Xapian::Error &e)
{
} catch (const Xapian::Error &e) {
qWarning() <<QString::fromStdString(e.get_description());
qDebug() << "--keywordSearchfile finish--";
return -1;
@ -171,8 +168,7 @@ 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++)
{
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());
}
@ -182,8 +178,7 @@ Xapian::Query FileSearch::creatQueryForFileSearch(Xapian::Database &db)
int FileSearch::getResult(Xapian::MSet &result)
{
for (auto it = result.begin(); it != result.end(); ++it)
{
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();
@ -191,29 +186,23 @@ int FileSearch::getResult(Xapian::MSet &result)
QString path = QString::fromStdString(data);
std::string().swap(data);
if(SearchManager::isBlocked(path))
if (SearchManager::isBlocked(path)) {
continue;
}
QFileInfo info(path);
if(!info.exists())
{
if (!info.exists()) {
// pathTobeDelete->append(QString::fromStdString(data));
qDebug()<<path<<"is not exist!!";
}
else
{
switch (m_value.toInt())
{
} else {
switch (m_value.toInt()) {
case 1:
SearchManager::m_mutex1.lock();
if(m_uniqueSymbol == SearchManager::uniqueSymbol2)
{
if (m_uniqueSymbol == SearchManager::uniqueSymbol2) {
m_search_result->enqueue(path);
SearchManager::m_mutex1.unlock();
}
else
{
} else {
SearchManager::m_mutex1.unlock();
return -1;
}
@ -221,13 +210,10 @@ int FileSearch::getResult(Xapian::MSet &result)
break;
case 0:
SearchManager::m_mutex2.lock();
if(m_uniqueSymbol == SearchManager::uniqueSymbol1)
{
if(m_uniqueSymbol == SearchManager::uniqueSymbol1) {
m_search_result->enqueue(path);
SearchManager::m_mutex2.unlock();
}
else
{
} else {
SearchManager::m_mutex2.unlock();
return -1;
}
@ -261,16 +247,17 @@ FileContentSearch::~FileContentSearch()
void FileContentSearch::run()
{
if(!m_search_result->isEmpty())
if (!m_search_result->isEmpty()) {
m_search_result->clear();
}
int resultCount = 0;
int total = 0;
while(total<50)
{
while (total<50) {
resultCount = keywordSearchContent();
if(resultCount == 0 || resultCount == -1)
if (resultCount == 0 || resultCount == -1) {
break;
}
total += resultCount;
m_begin += m_num;
}
@ -279,8 +266,7 @@ void FileContentSearch::run()
int FileContentSearch::keywordSearchContent()
{
try
{
try {
qDebug()<<"--keywordSearchContent search start--";
Xapian::Database db(CONTENT_INDEX_PATH);
@ -305,8 +291,7 @@ int FileContentSearch::keywordSearchContent()
QVector<SKeyWord> sKeyWord = ChineseSegmentation::getInstance()->callSegement(m_keyword);
//Creat a query
std::string words;
for(int i=0;i<sKeyWord.size();i++)
{
for (int i=0; i<sKeyWord.size(); i++) {
words.append(sKeyWord.at(i).word).append(" ");
}
@ -339,18 +324,18 @@ int FileContentSearch::keywordSearchContent()
Xapian::MSet result = enquire.get_mset(m_begin, m_num);
int resultCount = result.size();
if(result.size() == 0)
if (result.size() == 0) {
return 0;
}
qDebug() << "keywordSearchContent results count=" << resultCount;
if(getResult(result,words) == -1)
if (getResult(result,words) == -1){
return -1;
}
qDebug()<< "--keywordSearchContent search finish--";
return resultCount;
}
catch(const Xapian::Error &e)
{
} catch(const Xapian::Error &e) {
qWarning() << QString::fromStdString(e.get_description());
qDebug() << "--keywordSearchContent search finish--";
return -1;
@ -359,21 +344,20 @@ int FileContentSearch::keywordSearchContent()
int FileContentSearch::getResult(Xapian::MSet &result, std::string &keyWord)
{
for (auto it = result.begin(); it != result.end(); ++it)
{
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))
if (SearchManager::isBlocked(path)){
continue;
}
QFileInfo info(path);
if(!info.exists())
{
if (!info.exists()) {
// pathTobeDelete->append(QString::fromStdString(data));
qDebug() << path << "is not exist!!";
continue;
@ -387,14 +371,14 @@ int FileContentSearch::getResult(Xapian::MSet &result, std::string &keyWord)
int size = wordTobeFound.length();
term.skip_to(wordTobeFound);
int count =0;
for(auto pos = term.positionlist_begin();pos != term.positionlist_end()&&count < 6;++pos)
{
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())
if (snippet.size() > 6 + QString::fromStdString(keyWord).size()){
snippet.replace(0,3,"...").replace(snippet.size()-3,3,"...");
else
} else {
snippet.append("...").prepend("...");
}
snippets.append(snippet);
QString().swap(snippet);
std::string().swap(s);
@ -418,16 +402,12 @@ int FileContentSearch::getResult(Xapian::MSet &result, std::string &keyWord)
// }
SearchManager::m_mutex3.lock();
if(m_uniqueSymbol == SearchManager::uniqueSymbol3)
{
if (m_uniqueSymbol == SearchManager::uniqueSymbol3) {
m_search_result->enqueue(qMakePair(path,snippets));
SearchManager::m_mutex3.unlock();
snippets.clear();
QStringList().swap(snippets);
}
else
{
} else {
SearchManager::m_mutex3.unlock();
return -1;
}
@ -438,3 +418,55 @@ int FileContentSearch::getResult(Xapian::MSet &result, std::string &keyWord)
// // 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)) {
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;
}
}
}
}
}

14
libsearch/index/search-manager.h
View File

@ -116,6 +116,7 @@ private:
int m_begin = 0;
int m_num = 20;
};
class FileContentSearch : public QRunnable
{
public:
@ -133,4 +134,17 @@ private:
int m_begin = 0;
int m_num = 20;
};
class DirectSearch : public QRunnable
{
public:
explicit DirectSearch(QString keyword, QQueue<QString> *searchResultFile, QQueue<QString> *searchResultDir, size_t uniqueSymbol);
protected:
void run();
private:
QString m_keyword;
QQueue<QString>* m_searchResultFile = nullptr;
QQueue<QString>* m_searchResultDir = nullptr;
size_t m_uniqueSymbol;
};
#endif // SEARCHMANAGER_H

10
src/main.cpp
View File

@ -146,7 +146,7 @@ int main(int argc, char *argv[])
}
// Output log to file
qInstallMessageHandler(messageOutput);
// qInstallMessageHandler(messageOutput);
// Register meta type
qDebug() << "ukui-search main start";
@ -278,13 +278,13 @@ int main(int argc, char *argv[])
// TODO
// First insdex start, the parameter us useless, should remove the parameter
FirstIndex fi("/home/zhangzihao/Desktop");
fi.start();
// FirstIndex fi("/home/zhangzihao/Desktop");
// fi.start();
// TODO
// Inotify index start, the parameter us useless, should remove the parameter
InotifyIndex* ii = InotifyIndex::getInstance("/home");
ii->start();
// InotifyIndex* ii = InotifyIndex::getInstance("/home");
// ii->start();
return app.exec();
}