forked from openkylin/ukui-search
577 lines
19 KiB
C++
577 lines
19 KiB
C++
/*
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* Copyright (C) 2020, KylinSoft Co., Ltd.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*
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* Authors: zhangpengfei <zhangpengfei@kylinos.cn>
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* Modified by: zhangzihao <zhangzihao@kylinos.cn>
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* Modified by: zhangjiaping <zhangjiaping@kylinos.cn>
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*
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*/
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#include "file-utils.h"
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#include <QDebug>
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#include <QFile>
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#include <QFileInfo>
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#include <QUrl>
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#include <QMap>
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#include "quazip/quazip.h"
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#include <quazip/quazipfile.h>
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#include <QDomDocument>
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#include <QMimeDatabase>
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#include <QMimeType>
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#include <QQueue>
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#include "uchardet/uchardet.h"
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size_t FileUtils::_max_index_count = 0;
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size_t FileUtils::_current_index_count = 0;
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unsigned short FileUtils::_index_status = 0;
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QMap<QString, QStringList> FileUtils::map_chinese2pinyin = QMap<QString, QStringList>();
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FileUtils::FileUtils()
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{
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}
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std::string FileUtils::makeDocUterm(QString path)
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{
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return QCryptographicHash::hash(path.toUtf8(),QCryptographicHash::Md5).toHex().toStdString();
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}
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/**
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* @brief FileUtils::getFileIcon 获取文件图标
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* @param uri "file:///home/xxx/xxx/xxxx.txt"格式
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* @param checkValid
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* @return
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*/
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QIcon FileUtils::getFileIcon(const QString &uri, bool checkValid)
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{
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auto file = wrapGFile(g_file_new_for_uri(uri.toUtf8().constData()));
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auto info = wrapGFileInfo(g_file_query_info(file.get()->get(),
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G_FILE_ATTRIBUTE_STANDARD_ICON,
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G_FILE_QUERY_INFO_NONE,
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nullptr,
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nullptr));
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if (!G_IS_FILE_INFO (info.get()->get()))
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return QIcon::fromTheme("unknown");
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GIcon *g_icon = g_file_info_get_icon (info.get()->get());
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QString icon_name;
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//do not unref the GIcon from info.
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if (G_IS_ICON(g_icon)) {
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const gchar* const* icon_names = g_themed_icon_get_names(G_THEMED_ICON (g_icon));
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if (icon_names) {
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auto p = icon_names;
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if (*p)
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icon_name = QString (*p);
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if (checkValid) {
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while (*p) {
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QIcon icon = QIcon::fromTheme(*p);
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if (!icon.isNull()) {
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icon_name = QString (*p);
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break;
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} else {
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p++;
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}
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}
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}
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}
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}
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if (QIcon::fromTheme(icon_name).isNull()) {
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return QIcon::fromTheme("unknown");
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}
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return QIcon::fromTheme(icon_name);
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}
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/**
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* @brief FileUtils::getAppIcon 获取应用图标
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* @param path .desktop文件的完整路径
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* @return
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*/
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QIcon FileUtils::getAppIcon(const QString &path) {
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QByteArray ba;
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ba = path.toUtf8();
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GKeyFile * keyfile;
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keyfile = g_key_file_new();
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if (!g_key_file_load_from_file(keyfile, ba.data(), G_KEY_FILE_NONE, NULL)){
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g_key_file_free (keyfile);
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return QIcon::fromTheme("unknown");
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}
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QString icon = QString(g_key_file_get_locale_string(keyfile, G_KEY_FILE_DESKTOP_GROUP, G_KEY_FILE_DESKTOP_KEY_ICON, NULL, NULL));
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g_key_file_free(keyfile);
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if (QIcon::fromTheme(icon).isNull()) {
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return QIcon(":/res/icons/desktop.png");
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}
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return QIcon::fromTheme(icon);
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}
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/**
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* @brief FileUtils::getSettingIcon 获取设置图标
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* @param setting 设置项传入参数，格式为 About/About->Properties
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* @param is_white 选择是否返回白色图标
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* @return
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*/
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QIcon FileUtils::getSettingIcon(const QString& setting, const bool& is_white) {
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QString name = setting.left(setting.indexOf("/"));
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if (! name.isEmpty()) {
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name.replace(QString(name.at(0)), QString(name.at(0).toUpper()));
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}
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QString path;
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if (is_white) {
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path = QString("/usr/share/ukui-control-center/shell/res/secondaryleftmenu/%1White.svg").arg(name);
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} else {
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path = QString("/usr/share/ukui-control-center/shell/res/secondaryleftmenu/%1.svg").arg(name);
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}
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QFile file(path);
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if (file.exists()) {
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return QIcon(path);
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} else {
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return QIcon::fromTheme("ukui-control-center"); //无插件图标时，返回控制面板应用图标
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// if (is_white) {
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// return QIcon(QString("/usr/share/ukui-control-center/shell/res/secondaryleftmenu/%1White.svg").arg("About"));
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// } else {
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// return QIcon(QString("/usr/share/ukui-control-center/shell/res/secondaryleftmenu/%1.svg").arg("About"));
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// }
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}
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}
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/**
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* @brief FileUtils::getFileName 获取文件名
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* @param uri 格式为"file:///home/xxx/xxx/xxxx.txt"
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* @return
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*/
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QString FileUtils::getFileName(const QString& uri) {
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QFileInfo info(uri);
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if (info.exists()) {
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return info.fileName();
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} else {
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return "Unknown File";
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}
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// QUrl url = uri;
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// if (url.fileName().isEmpty()) {
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// return "Unknown File";
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// }
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// return url.fileName();
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}
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/**
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* @brief FileUtils::getAppName 获取应用名
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* @param path .destop文件的完整路径
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* @return
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*/
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QString FileUtils::getAppName(const QString& path) {
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QByteArray ba;
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ba = path.toUtf8();
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GKeyFile * keyfile;
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keyfile = g_key_file_new();
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if (!g_key_file_load_from_file(keyfile, ba.data(), G_KEY_FILE_NONE, NULL)){
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g_key_file_free (keyfile);
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return "Unknown App";
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}
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QString name = QString(g_key_file_get_locale_string(keyfile, G_KEY_FILE_DESKTOP_GROUP, G_KEY_FILE_DESKTOP_KEY_NAME, NULL, NULL));
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g_key_file_free(keyfile);
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return name;
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}
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/**
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* @brief FileUtils::getSettingName 获取设置项名
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* @param setting 设置项传入参数，格式为 About/About->Properties
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* @return
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*/
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QString FileUtils::getSettingName(const QString& setting) {
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return setting.right(setting.length() - setting.lastIndexOf("/") - 1);
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}
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void FileUtils::loadHanziTable(const QString &fileName)
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{
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QFile file(fileName);
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if (!file.open(QFile::ReadOnly | QFile::Text)) {
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qDebug("File: '%s' open failed!", file.fileName().toStdString().c_str());
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return;
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}
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/* 读取汉字对照表文件并转换为QMap存储 */
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while(!file.atEnd()) {
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QString content = QString::fromUtf8(file.readLine());
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FileUtils::map_chinese2pinyin[content.split(" ").last().trimmed()] = content.split(" ").first().split(",");
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}
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file.close();
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return;
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}
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QString FileUtils::getMimetype(QString &path, bool getsuffix)
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{
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QMimeDatabase mdb;
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QMimeType type = mdb.mimeTypeForFile(path,QMimeDatabase::MatchContent);
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if(getsuffix)
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return type.name();
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else
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return type.preferredSuffix();
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}
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//aborted
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QString FileUtils::find(const QString &hanzi)
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{
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// static QMap<QString, QStringList> map = loadHanziTable("://index/pinyinWithoutTone.txt");
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// static QMap<QString, QStringList> map;
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QString output;
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QStringList stringList = hanzi.split("");
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/* 遍历查找汉字-拼音对照表的内容并将汉字替换为拼音 */
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for (const QString &str : stringList) {
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if (FileUtils::map_chinese2pinyin.contains(str))
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output += FileUtils::map_chinese2pinyin[str].first();
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else
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output += str;
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}
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return output;
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}
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//DFS多音字太多直接GG
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void stitchMultiToneWordsDFS(const QString& hanzi, const QString& resultAllPinYin, const QString& resultFirst, QStringList& resultList){
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if (hanzi.size() == 0){
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resultList.append(resultAllPinYin);
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resultList.append(resultFirst);
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return;
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}
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if (FileUtils::map_chinese2pinyin.contains(hanzi.at(0))){
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for (auto i : FileUtils::map_chinese2pinyin[hanzi.at(0)]){
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stitchMultiToneWordsDFS(hanzi.right(hanzi.size() - 1), resultAllPinYin + i, resultFirst + i.at(0), resultList);
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}
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}
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else{
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stitchMultiToneWordsDFS(hanzi.right(hanzi.size() - 1), resultAllPinYin + hanzi.at(0), resultFirst + hanzi.at(0), resultList);
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}
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}
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//BFS+Stack多音字太多会爆栈
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void stitchMultiToneWordsBFSStack(const QString& hanzi, QStringList& resultList){
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QString tempHanzi, resultAllPinYin, resultFirst;
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QQueue<QString> tempQueue;
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tempHanzi = hanzi;
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int tempQueueSize = 0;
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if (FileUtils::map_chinese2pinyin.contains(tempHanzi.at(0))){
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for (auto i : FileUtils::map_chinese2pinyin[tempHanzi.at(0)]){
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tempQueue.enqueue(i);
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}
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}
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else{
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tempQueue.enqueue(tempHanzi.at(0));
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}
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tempHanzi = tempHanzi.right(tempHanzi.size() - 1);
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while (tempHanzi.size() != 0) {
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tempQueueSize = tempQueue.size();
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if (FileUtils::map_chinese2pinyin.contains(tempHanzi.at(0))){
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for (int j = 0; j < tempQueueSize; ++j){
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for (auto i : FileUtils::map_chinese2pinyin[tempHanzi.at(0)]){
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tempQueue.enqueue(tempQueue.head() + i);
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}
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tempQueue.dequeue();
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}
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}
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else{
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for (int j = 0; j < tempQueueSize; ++j){
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tempQueue.enqueue(tempQueue.head() + tempHanzi.at(0));
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tempQueue.dequeue();
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}
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}
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tempHanzi = tempHanzi.right(tempHanzi.size() - 1);
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}
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while(!tempQueue.empty()){
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resultList.append(tempQueue.dequeue());
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}
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}
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//BFS+Heap，多音字太多会耗尽内存
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void stitchMultiToneWordsBFSHeap(const QString& hanzi, QStringList& resultList){
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QString tempHanzi, resultAllPinYin, resultFirst;
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QQueue<QString>* tempQueue = new QQueue<QString>;
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tempHanzi = hanzi;
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int tempQueueSize = 0;
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if (FileUtils::map_chinese2pinyin.contains(tempHanzi.at(0))){
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for (auto i : FileUtils::map_chinese2pinyin[tempHanzi.at(0)]){
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tempQueue->enqueue(i);
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}
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}
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else{
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tempQueue->enqueue(tempHanzi.at(0));
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}
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tempHanzi = tempHanzi.right(tempHanzi.size() - 1);
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while (tempHanzi.size() != 0) {
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tempQueueSize = tempQueue->size();
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if (FileUtils::map_chinese2pinyin.contains(tempHanzi.at(0))){
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for (int j = 0; j < tempQueueSize; ++j){
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for (auto i : FileUtils::map_chinese2pinyin[tempHanzi.at(0)]){
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tempQueue->enqueue(tempQueue->head() + i);
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}
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tempQueue->dequeue();
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}
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}
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else{
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for (int j = 0; j < tempQueueSize; ++j){
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tempQueue->enqueue(tempQueue->head() + tempHanzi.at(0));
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tempQueue->dequeue();
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}
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}
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tempHanzi = tempHanzi.right(tempHanzi.size() - 1);
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}
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while(!tempQueue->empty()){
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resultList.append(tempQueue->dequeue());
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}
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delete tempQueue;
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tempQueue = nullptr;
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}
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//BFS+Heap+超过3个多音字只建一个索引，比较折中的方案
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void stitchMultiToneWordsBFSHeapLess3(const QString& hanzi, QStringList& resultList){
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QString tempHanzi, resultAllPinYin, resultFirst;
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QQueue<QString>* tempQueue = new QQueue<QString>;
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QQueue<QString>* tempQueueFirst = new QQueue<QString>;
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tempHanzi = hanzi;
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int tempQueueSize = 0;
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int multiToneWordNum = 0;
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for (auto i : hanzi){
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if (FileUtils::map_chinese2pinyin.contains(i)){
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if (FileUtils::map_chinese2pinyin[i].size() > 1){
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++multiToneWordNum;
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}
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}
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}
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if (multiToneWordNum > 3){
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QString oneResult, oneResultFirst;
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for (auto i : hanzi){
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if (FileUtils::map_chinese2pinyin.contains(i)){
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oneResult += FileUtils::map_chinese2pinyin[i].first();
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oneResultFirst += FileUtils::map_chinese2pinyin[i].first().at(0);
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}
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else{
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oneResult += i;
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oneResultFirst += i;
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}
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}
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resultList.append(oneResult);
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resultList.append(oneResultFirst);
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return;
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}
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if (FileUtils::map_chinese2pinyin.contains(tempHanzi.at(0))){
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for (auto i : FileUtils::map_chinese2pinyin[tempHanzi.at(0)]){
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tempQueue->enqueue(i);
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tempQueueFirst->enqueue(i.at(0));
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}
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}
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else{
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tempQueue->enqueue(tempHanzi.at(0));
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tempQueueFirst->enqueue(tempHanzi.at(0));
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}
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tempHanzi = tempHanzi.right(tempHanzi.size() - 1);
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while (tempHanzi.size() != 0) {
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tempQueueSize = tempQueue->size();
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if (FileUtils::map_chinese2pinyin.contains(tempHanzi.at(0))){
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for (int j = 0; j < tempQueueSize; ++j){
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for (auto i : FileUtils::map_chinese2pinyin[tempHanzi.at(0)]){
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tempQueue->enqueue(tempQueue->head() + i);
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tempQueueFirst->enqueue(tempQueueFirst->head() + i.at(0));
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}
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tempQueue->dequeue();
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tempQueueFirst->dequeue();
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}
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}
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else{
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for (int j = 0; j < tempQueueSize; ++j){
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tempQueue->enqueue(tempQueue->head() + tempHanzi.at(0));
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tempQueueFirst->enqueue(tempQueueFirst->head() + tempHanzi.at(0));
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tempQueue->dequeue();
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tempQueueFirst->dequeue();
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}
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}
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tempHanzi = tempHanzi.right(tempHanzi.size() - 1);
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}
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while(!tempQueue->empty()){
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resultList.append(tempQueue->dequeue());
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resultList.append(tempQueueFirst->dequeue());
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}
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delete tempQueue;
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delete tempQueueFirst;
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tempQueue = nullptr;
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tempQueueFirst = nullptr;
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return;
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}
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//BFS+Stack+超过3个多音字只建一个索引，比较折中的方案
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void stitchMultiToneWordsBFSStackLess3(const QString& hanzi, QStringList& resultList){
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QString tempHanzi, resultAllPinYin, resultFirst;
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QQueue<QString> tempQueue;
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QQueue<QString> tempQueueFirst;
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tempHanzi = hanzi;
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int tempQueueSize = 0;
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int multiToneWordNum = 0;
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for (auto i : hanzi){
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if (FileUtils::map_chinese2pinyin.contains(i)){
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if (FileUtils::map_chinese2pinyin[i].size() > 1){
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++multiToneWordNum;
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}
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}
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}
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if (multiToneWordNum > 3){
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QString oneResult, oneResultFirst;
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for (auto i : hanzi){
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if (FileUtils::map_chinese2pinyin.contains(i)){
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oneResult += FileUtils::map_chinese2pinyin[i].first();
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oneResultFirst += FileUtils::map_chinese2pinyin[i].first().at(0);
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}
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else{
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oneResult += i;
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oneResultFirst += i;
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}
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}
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resultList.append(oneResult);
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resultList.append(oneResultFirst);
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return;
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}
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if (FileUtils::map_chinese2pinyin.contains(tempHanzi.at(0))){
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for (auto i : FileUtils::map_chinese2pinyin[tempHanzi.at(0)]){
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tempQueue.enqueue(i);
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tempQueueFirst.enqueue(i.at(0));
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}
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}
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else{
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tempQueue.enqueue(tempHanzi.at(0));
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tempQueueFirst.enqueue(tempHanzi.at(0));
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}
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tempHanzi = tempHanzi.right(tempHanzi.size() - 1);
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while (tempHanzi.size() != 0) {
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tempQueueSize = tempQueue.size();
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if (FileUtils::map_chinese2pinyin.contains(tempHanzi.at(0))){
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for (int j = 0; j < tempQueueSize; ++j){
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for (auto i : FileUtils::map_chinese2pinyin[tempHanzi.at(0)]){
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tempQueue.enqueue(tempQueue.head() + i);
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tempQueueFirst.enqueue(tempQueueFirst.head() + i.at(0));
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}
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tempQueue.dequeue();
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tempQueueFirst.dequeue();
|
||
}
|
||
}
|
||
else{
|
||
for (int j = 0; j < tempQueueSize; ++j){
|
||
tempQueue.enqueue(tempQueue.head() + tempHanzi.at(0));
|
||
tempQueueFirst.enqueue(tempQueueFirst.head() + tempHanzi.at(0));
|
||
tempQueue.dequeue();
|
||
tempQueueFirst.dequeue();
|
||
}
|
||
}
|
||
tempHanzi = tempHanzi.right(tempHanzi.size() - 1);
|
||
}
|
||
while(!tempQueue.empty()){
|
||
resultList.append(tempQueue.dequeue());
|
||
resultList.append(tempQueueFirst.dequeue());
|
||
}
|
||
// delete tempQueue;
|
||
// delete tempQueueFirst;
|
||
// tempQueue = nullptr;
|
||
// tempQueueFirst = nullptr;
|
||
return;
|
||
}
|
||
|
||
QStringList FileUtils::findMultiToneWords(const QString& hanzi)
|
||
{
|
||
// QStringList* output = new QStringList();
|
||
QStringList output;
|
||
QString tempAllPinYin, tempFirst;
|
||
QStringList stringList = hanzi.split("");
|
||
|
||
// stitchMultiToneWordsDFS(hanzi, tempAllPinYin, tempFirst, output);
|
||
stitchMultiToneWordsBFSStackLess3(hanzi, output);
|
||
// qDebug() << output;
|
||
return output;
|
||
}
|
||
|
||
/**
|
||
* @brief FileUtils::getDocxTextContent
|
||
* @param path: abs path
|
||
* @return docx to QString
|
||
*/
|
||
void FileUtils::getDocxTextContent(QString &path,QString &textcontent)
|
||
{
|
||
QFileInfo info = QFileInfo(path);
|
||
if(!info.exists()||info.isDir())
|
||
return;
|
||
QuaZip file(path);
|
||
if(!file.open(QuaZip::mdUnzip))
|
||
return;
|
||
|
||
if(!file.setCurrentFile("word/document.xml",QuaZip::csSensitive))
|
||
return;
|
||
QuaZipFile fileR(&file);
|
||
|
||
fileR.open(QIODevice::ReadOnly); //读取方式打开
|
||
|
||
QDomDocument doc;
|
||
doc.setContent(fileR.readAll());
|
||
QDomElement first = doc.firstChildElement("w:document");
|
||
QDomElement body = first.firstChildElement("w:body");
|
||
while(!body.isNull())
|
||
{
|
||
QDomElement wp= body.firstChildElement("w:p");
|
||
while(!wp.isNull())
|
||
{
|
||
QDomElement wr= wp.firstChildElement("w:r");
|
||
while(!wr.isNull())
|
||
{
|
||
QDomElement wt = wr.firstChildElement("w:t");
|
||
textcontent.append(wt.text().replace("\n",""));
|
||
wr = wr.nextSiblingElement();
|
||
}
|
||
wp = wp.nextSiblingElement();
|
||
}
|
||
body = body.nextSiblingElement();
|
||
}
|
||
file.close();
|
||
return;
|
||
}
|
||
|
||
void FileUtils::getTxtContent(QString &path, QString &textcontent)
|
||
{
|
||
QFile file(path);
|
||
if(!file.open(QIODevice::ReadOnly|QIODevice::Text))
|
||
return;
|
||
|
||
QByteArray encodedString = file.readAll();
|
||
|
||
uchardet_t chardet = uchardet_new();
|
||
if(uchardet_handle_data(chardet,encodedString.constData(),encodedString.size()) !=0)
|
||
qWarning()<<"Txt file encoding format detect fail!"<<path;
|
||
|
||
uchardet_data_end(chardet);
|
||
const char *codec = uchardet_get_charset(chardet);
|
||
|
||
if(QTextCodec::codecForName(codec) == 0)
|
||
qWarning()<<"Unsupported Text encoding format"<<path<<QString::fromLocal8Bit(codec)<<"zpf666";
|
||
|
||
QTextStream stream(encodedString,QIODevice::ReadOnly);
|
||
stream.setCodec(codec);
|
||
uchardet_delete(chardet);
|
||
|
||
textcontent = stream.readAll().replace("\n","");
|
||
|
||
file.close();
|
||
encodedString.clear();
|
||
chardet = NULL;
|
||
stream.flush();
|
||
|
||
return;
|
||
}
|