ukui-search/libsearch/pluginmanage/search-plugin-manager.cpp

482 lines
16 KiB
C++

/*
*
* Copyright (C) 2023, 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 <QDebug>
#include "search-plugin-manager.h"
#include "file-search-plugin.h"
#include "app-search-plugin.h"
#include "settings-search-plugin.h"
#include "note-search-plugin.h"
#include "web-search-plugin.h"
#include "mail-search-plugin.h"
#define PLUGIN_ORDER_SETTINGS QDir::homePath() + "/.config/org.ukui/ukui-search/ukui-search-plugin-order.conf"
#define PLUGINS_INFO_GROUP "PluginsInfo"
#define EXTERNAL_PLUGINS_GROUP "ExternalPlugins"
#define PLUGIN_NAME_VALUE "PluginName"
#define PLUGIN_ORDER_VALUE "Order"
#define PLUGIN_ENABLE_VALUE "Enable"
#define PLUGIN_EXTERNAL_VALUE "External"
#define PLUGIN_PATH_VALUE "Path"
#define PLUGIN_FIX_VALUE "FixPos"
using namespace UkuiSearch;
static SearchPluginManager *global_instance = nullptr;
SearchPluginManager::SearchPluginManager(QObject *parent)
{
initOrderSettings();
registerPlugin(new AppSearchPlugin);
registerPlugin(new NoteSearchPlugin);
registerPlugin(new SettingsSearchPlugin);
registerPlugin(new DirSearchPlugin);
registerPlugin(new FileSearchPlugin);
registerPlugin(new FileContengSearchPlugin);
// registerPlugin(new MailSearchPlugin(this));
registerPlugin(new WebSearchPlugin);
}
bool SearchPluginManager::registerPlugin(UkuiSearch::SearchPluginIface *plugin)
{
bool res(false);
if (m_map.end() != m_map.find(plugin->name())) {
qWarning() << "the plugin:" << plugin->name() << "has been registered.";
return res;
}
m_orderSettings->beginGroup(PLUGINS_INFO_GROUP);
QStringList plugins = m_orderSettings->childGroups();
if (plugins.contains(plugin->name())) {
m_orderSettings->beginGroup(plugin->name());
if (!m_orderSettings->value(PLUGIN_ENABLE_VALUE).toBool()) {
qWarning() << "plugin: " << plugin->name() << "is not available now.";
} else {
m_map[plugin->name()] = plugin;
qDebug() << "register search plugin: " << plugin->name();
res = true;
}
m_orderSettings->endGroup();
} else {
qWarning() << "Fail to register, can not find plugin:" << plugin->name() << "in config file";
}
m_orderSettings->endGroup();
if (!res) {
qWarning() << "Can not register plugin:" << plugin->name();
if (plugin) {
delete plugin;
plugin = nullptr;
}
}
return res;
}
bool SearchPluginManager::registerExternalPlugin(SearchPluginIface *plugin, const QString &path)
{
//TODO: external plugin need a life cycle management!
bool res(false);
if (m_map.end() != m_map.find(plugin->name())) {
qWarning() << "the plugin:" << plugin->name() << "has been registered.";
return res;
}
m_orderSettings->beginGroup(PLUGINS_INFO_GROUP);
QStringList plugins = m_orderSettings->childGroups();
if (!plugins.contains(plugin->name())) {
int pluginOrder = plugins.length() + 1;
//网页搜索为最后一项
if (plugins.contains("Web Page")) {
m_orderSettings->beginGroup("Web Page");
m_orderSettings->setValue(PLUGIN_ORDER_VALUE, pluginOrder);
m_orderSettings->endGroup();
pluginOrder--;
}
//更新配置文件
m_orderSettings->beginGroup(plugin->name());
m_orderSettings->setValue(PLUGIN_PATH_VALUE, path);
m_orderSettings->setValue(PLUGIN_ORDER_VALUE, pluginOrder);
m_orderSettings->setValue(PLUGIN_ENABLE_VALUE, true);
m_orderSettings->setValue(PLUGIN_EXTERNAL_VALUE, true);
m_orderSettings->setValue(PLUGIN_FIX_VALUE, false);
m_orderSettings->endGroup();
}
if (m_orderSettings->value(plugin->name() + QString("/") + PLUGIN_ENABLE_VALUE).toBool()) {
m_map[plugin->name()] = plugin;
qDebug() << "register search plugin: " << path;
res = true;
} else {
qWarning() << "Plugin is not available.Fail to register: " << plugin->name();
}
m_orderSettings->endGroup();
m_orderSettings->beginGroup(EXTERNAL_PLUGINS_GROUP);
m_orderSettings->setValue(path, plugin->name());
m_orderSettings->endGroup();
return res;
}
bool SearchPluginManager::reRegisterPlugin(const QString &pluginName)
{
QString name;
if (pluginName == "Web") {
name = pluginName + " Page";
} else if (pluginName == "Content") {
name = "File " + name + " Search";
} else if (pluginName.contains(".so")) {
m_orderSettings->beginGroup(EXTERNAL_PLUGINS_GROUP);
name = m_orderSettings->value(pluginName).toString();
m_orderSettings->endGroup();
} else {
name = pluginName + " Search";
}
bool res(false);
if (m_map.end() == m_map.find(name)) {
bool isExternal(false);
QVariant value = m_orderSettings->value(PLUGINS_INFO_GROUP + QString("/") + name);
if (value.isNull()) {
isExternal = true;
} else {
isExternal = value.toBool();
}
if (pluginName == "Applications") {
reRegisterPlugin(new AppSearchPlugin, isExternal);
res = true;
} else if (pluginName == "Note") {
reRegisterPlugin(new NoteSearchPlugin, isExternal);
res = true;
} else if (pluginName == "Settings") {
reRegisterPlugin(new SettingsSearchPlugin, isExternal);
res = true;
} else if (pluginName == "Dir") {
reRegisterPlugin(new DirSearchPlugin, isExternal);
res = true;
} else if (pluginName == "File") {
reRegisterPlugin(new FileSearchPlugin, isExternal);
res = true;
} else if (pluginName == "Content") {
reRegisterPlugin(new FileContengSearchPlugin, isExternal);
res = true;
} else if (pluginName == "Web") {
reRegisterPlugin(new WebSearchPlugin, isExternal);
res = true;
} else if (pluginName.contains(".so")) {
//外部插件pluginName为so文件全路径
QPluginLoader loader(pluginName);
// version check
QString type = loader.metaData().value("MetaData").toObject().value("type").toString();
QString version = loader.metaData().value("MetaData").toObject().value("version").toString();
if(type == "SEARCH_PLUGIN" and version == SEARCH_PLUGIN_IFACE_VERSION) {
QObject *plugin = loader.instance();
if (plugin) {
auto externalPlugin = dynamic_cast<SearchPluginIface *>(plugin);
reRegisterPlugin(externalPlugin, isExternal, pluginName);
res = true;
}
}
} else {
return res;
}
}
return res;
}
bool SearchPluginManager::reRegisterPlugin(SearchPluginIface *plugin, bool isExternal, const QString &externalPluginPath)
{
bool res(false);
if (m_map.end() != m_map.find(plugin->name())) {
qWarning() << "plugin " << plugin->name() << "has been registered.";
if (plugin) {
delete plugin;
plugin = nullptr;
}
return res;
}
m_map[plugin->name()] = plugin;
if (isExternal) {
if (!externalPluginPath.isEmpty()) {
m_orderSettings->beginGroup(EXTERNAL_PLUGINS_GROUP);
m_orderSettings->setValue(externalPluginPath, plugin->name());
m_orderSettings->endGroup();
} else {
qWarning() << QString("Can not identify external plugin %1 through a empty path!").arg(plugin->name());
}
}
m_orderSettings->beginGroup(PLUGINS_INFO_GROUP);
QStringList plugins = m_orderSettings->childGroups();
if (plugins.contains(plugin->name())) {
m_orderSettings->beginGroup(plugin->name());
m_orderSettings->setValue(PLUGIN_ENABLE_VALUE, true);
m_orderSettings->endGroup();
res = true;
} else {
qWarning() << "Fail to re-register plugin" << plugin->name() << " Conf file error!";
}
m_orderSettings->endGroup();
if (!res) {
if (plugin) {
delete plugin;
plugin = nullptr;
}
} else {
Q_EMIT this->reRegistered(plugin->name());
}
return res;
}
bool SearchPluginManager::unregisterPlugin(const QString &pluginName)
{
//用来测试命令行的字符串拼接
QString name = pluginName + " Search";
if (pluginName == "Web") {
name = pluginName + " Page";
} else if (pluginName == "Content") {
name = "File " + name;
}
//外部插件pluginName是so文件全路径
QString externalPluginPath;
if (pluginName.contains(".so")) {
externalPluginPath = pluginName;
m_orderSettings->beginGroup(EXTERNAL_PLUGINS_GROUP);
name = m_orderSettings->value(externalPluginPath).toString();
m_orderSettings->endGroup();
}
if (m_map.end() == m_map.find(name)) {
qWarning() << "plugin:" << name << "has not been registered.";
return false;
}
Q_EMIT this->unregistered(name);
if (m_map[name]) {
m_map[name]->stopSearch();
delete m_map[name];
m_map[name] = nullptr;
}
m_map.erase(m_map.find(name));
if (!externalPluginPath.isEmpty()) {
m_orderSettings->remove(EXTERNAL_PLUGINS_GROUP + QString("/") + externalPluginPath);
}
m_orderSettings->beginGroup(PLUGINS_INFO_GROUP + QString("/") + name);
m_orderSettings->setValue(PLUGIN_ENABLE_VALUE, false);
m_orderSettings->endGroup();
return true;
/*
// m_plugin_order.clear();
// int i = 0;
// for (auto iter = m_map.cbegin(); iter != m_map.cend(); iter++) {
// m_plugin_order[i] = iter->first;
// i++;
// }
// std::map<int, QString>::iterator iter;
// bool removed(false);
// for (iter = m_plugin_order.begin(); iter != m_plugin_order.end();) {
// if (iter->second == name) {
// iter = m_plugin_order.erase(iter);
// removed = true;
// } else if (removed) {
// m_plugin_order[iter->first - 1] = iter->second;
// iter = m_plugin_order.erase(iter);
// } else {
// iter++;
// }
// }
// return true;
*/
}
bool SearchPluginManager::changePluginPos(const QString &pluginName, int pos)
{
bool res(false);
if (pos < 1) {
qWarning() << "Invalid destination position!";
return res;
}
//用来测试命令行的字符串拼接
QString name = pluginName + " Search";
if (pluginName == "Web") {
name = pluginName + " Page";
} else if (pluginName == "Content") {
name = "File " + name + " Search";
} else if (pluginName.contains(".so")) {
m_orderSettings->beginGroup(EXTERNAL_PLUGINS_GROUP);
name = m_orderSettings->value(pluginName).toString();
m_orderSettings->endGroup();
}
if (m_map.find(name) == m_map.end()) {
qWarning() << "Fail to change pos, plugin" << name << "has not been registered.";
return res;
}
m_orderSettings->beginGroup(PLUGINS_INFO_GROUP);
QStringList plugins = m_orderSettings->childGroups();
int oldOrder = m_orderSettings->value(name + QString("/") + PLUGIN_ORDER_VALUE).toInt();
if (oldOrder < 1) {
qWarning() << "Invalid order value of " << name;
m_orderSettings->endGroup();
return res;
}
if (oldOrder == pos) {
qWarning() << "Plugin's position has not been changed";
m_orderSettings->endGroup();
return res;
}
for (const QString& orderName : plugins) {
m_orderSettings->beginGroup(orderName);
if (orderName == name) {
m_orderSettings->setValue(PLUGIN_ORDER_VALUE, pos);
} else {
int orderValue = m_orderSettings->value(PLUGIN_ORDER_VALUE).toInt();
if (oldOrder > pos and orderValue >= pos and orderValue < oldOrder) {
m_orderSettings->setValue(PLUGIN_ORDER_VALUE, orderValue + 1);
} else if (oldOrder < pos and orderValue > oldOrder and orderValue <= pos) {
m_orderSettings->setValue(PLUGIN_ORDER_VALUE, orderValue - 1);
}
}
m_orderSettings->endGroup();
}
m_orderSettings->endGroup();
Q_EMIT this->changePos(name, pos);
return res;
}
bool SearchPluginManager::unregisterPlugin(SearchPluginIface *plugin, bool isExternal, const QString &externalPluginPath)
{
bool res(false);
if (m_map.end() == m_map.find(plugin->name())) {
qWarning() << "plugin:" << plugin->name() << "has not been registered.";
return res;
}
Q_EMIT this->unregistered(plugin->name());
if (m_map[plugin->name()]) {
m_map[plugin->name()]->stopSearch();
delete m_map[plugin->name()];
m_map[plugin->name()] = nullptr;
}
m_map.erase(m_map.find(plugin->name()));
if (isExternal) {
if (!externalPluginPath.isEmpty()) {
m_orderSettings->beginGroup(EXTERNAL_PLUGINS_GROUP);
m_orderSettings->remove(externalPluginPath);
m_orderSettings->endGroup();
res = true;
} else {
qWarning() << "Fail to unregister, can not identify the plugin through a empty path.";
}
}
m_orderSettings->beginGroup(PLUGINS_INFO_GROUP + QString("/") + plugin->name());
m_orderSettings->setValue(PLUGIN_ENABLE_VALUE, false);
m_orderSettings->endGroup();
return res;
}
SearchPluginManager *SearchPluginManager::getInstance()
{
if (!global_instance) {
global_instance = new SearchPluginManager;
}
return global_instance;
}
const QList<PluginInfo> SearchPluginManager::getPluginIds()
{
QList<PluginInfo> infoList;
m_orderSettings->beginGroup(PLUGINS_INFO_GROUP);
QStringList plugins = m_orderSettings->childGroups();
for (const QString& pluginName : plugins) {
if (m_map.find(pluginName) != m_map.end()) {
m_orderSettings->beginGroup(pluginName);
PluginInfo info(pluginName,
m_orderSettings->value(PLUGIN_ENABLE_VALUE).toBool(),
m_orderSettings->value(PLUGIN_ORDER_VALUE).toInt(),
m_orderSettings->value(PLUGIN_FIX_VALUE).toBool(),
m_orderSettings->value(PLUGIN_EXTERNAL_VALUE).toBool(),
m_orderSettings->value(PLUGIN_PATH_VALUE).toString());
m_orderSettings->endGroup();
infoList.append(info);
}
}
m_orderSettings->endGroup();
return infoList;
}
SearchPluginIface *SearchPluginManager::getPlugin(const QString &pluginId)
{
return m_map[pluginId];
}
void SearchPluginManager::close()
{
this->deleteLater();
}
SearchPluginManager::~SearchPluginManager()
{
for (auto iter = m_map.begin(); iter != m_map.end();) {
if (iter->second) {
delete iter->second;
iter->second = nullptr;
}
}
m_map.clear();
}
void SearchPluginManager::initOrderSettings()
{
m_orderSettings = new QSettings(PLUGIN_ORDER_SETTINGS, QSettings::IniFormat, this);
m_orderSettings->beginGroup(PLUGINS_INFO_GROUP);
if (m_orderSettings->childGroups().isEmpty()) {
bool isFixed(false);
for (int i = 0; i < m_defaultPluginOrder.size(); i++) {
QString pluginName = m_defaultPluginOrder.at(i);
//默认Web Page固定位置
if (pluginName == "Web Page") {
isFixed = true;
}
m_orderSettings->beginGroup(pluginName);
m_orderSettings->setValue(PLUGIN_ORDER_VALUE, i + 1);
m_orderSettings->setValue(PLUGIN_ENABLE_VALUE, true);
m_orderSettings->setValue(PLUGIN_EXTERNAL_VALUE, false);
m_orderSettings->setValue(PLUGIN_FIX_VALUE, isFixed);
m_orderSettings->endGroup();
}
}
m_orderSettings->endGroup();
}