ukui-search/libsearch/index/basic-indexer.cpp

69 lines
2.3 KiB
C++
Raw Permalink Blame History

This file contains ambiguous Unicode characters

This file contains Unicode characters that might be confused with other characters. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

/*
* Copyright (C) 2022, 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: iaom <zhangpengfei@kylinos.cn>
*
*/
#include "basic-indexer.h"
#include <QDateTime>
#include <QFileInfo>
#include <QUrl>
#include "file-utils.h"
using namespace UkuiSearch;
BasicIndexer::BasicIndexer(const QString& filePath): m_filePath(filePath)
{
}
bool BasicIndexer::index()
{
QFileInfo info = QFileInfo(m_filePath);
if(!info.exists()) {
return false;
}
//添加数据
m_document.setData(m_filePath);
//唯一term
m_document.setUniqueTerm(FileUtils::makeDocUterm(m_filePath));
//上层文件夹term用于在上层文件夹删除时删除自己
m_document.addTerm("PARENTTERM" + FileUtils::makeDocUterm(m_filePath.section("/", 0, -2, QString::SectionIncludeLeadingSep)));
//1-目录, 0-文件
m_document.addValue(1, QString((info.isDir() && (!info.isSymLink())) ? "1" : "0"));
//修改时间
QString time = info.lastModified().toString("yyyyMMddHHmmsszzz");
m_document.setIndexTime(time);
m_document.addSortableSerialiseValue(2, time);
QString indexName = info.fileName().toLower();
QStringList pinyinTextList = FileUtils::findMultiToneWords(info.fileName());
int i = 0;
int postingCount = 1; //terms post of Xapian document is started from 1!
while(postingCount <= indexName.size()) {
m_document.addPosting(QUrl::toPercentEncoding(indexName.at(i)).toStdString(), postingCount);
++postingCount;
++i;
}
for(QString& s : pinyinTextList) {
i = 0;
while(i < s.size()) {
m_document.addPosting(QUrl::toPercentEncoding(s.at(i)).toStdString(), postingCount);
++postingCount;
++i;
}
}
return true;
}