nymea/libnymea-core/experiences/experiencemanager.cpp

101 lines
4.2 KiB
C++

/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
* *
* Copyright (C) 2019 Michael Zanetti <michael.zanetti@nymea.io> *
* *
* This file is part of nymea. *
* *
* nymea 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, version 2 of the License. *
* *
* nymea 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 nymea. If not, see <http://www.gnu.org/licenses/>. *
* *
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
#include "experiencemanager.h"
#include "experiences/experienceplugin.h"
#include "jsonrpc/jsonrpcserverimplementation.h"
#include "loggingcategories.h"
#include <QCoreApplication>
#include <QDir>
#include <QDebug>
#include <QPluginLoader>
namespace nymeaserver {
ExperienceManager::ExperienceManager(DeviceManager *deviceManager, JsonRPCServer *jsonRpcServer, QObject *parent) : QObject(parent),
m_deviceManager(deviceManager),
m_jsonRpcServer(jsonRpcServer)
{
staticMetaObject.invokeMethod(this, "loadPlugins", Qt::QueuedConnection);
}
void ExperienceManager::loadPlugins()
{
foreach (const QString &path, pluginSearchDirs()) {
QDir dir(path);
qCDebug(dcExperiences) << "Loading experience plugins from:" << dir.absolutePath();
foreach (const QString &entry, dir.entryList(QDir::Files | QDir::Dirs | QDir::NoDotAndDotDot)) {
QFileInfo fi(path + "/" + entry);
if (fi.isFile()) {
if (entry.startsWith("libnymea_experienceplugin") && entry.endsWith(".so")) {
loadExperiencePlugin(path + "/" + entry);
}
} else if (fi.isDir()) {
if (QFileInfo::exists(path + "/" + entry + "/libnymea_experienceplugin" + entry + ".so")) {
loadExperiencePlugin(path + "/" + entry + "/libnymea_experienceplugin" + entry + ".so");
}
}
}
}
}
QStringList ExperienceManager::pluginSearchDirs() const
{
QStringList searchDirs;
QByteArray envPath = qgetenv("NYMEA_EXPERIENCE_PLUGINS_PATH");
if (!envPath.isEmpty()) {
searchDirs << QString(envPath).split(':');
}
foreach (QString libraryPath, QCoreApplication::libraryPaths()) {
searchDirs << libraryPath.replace("qt5", "nymea").replace("plugins", "experiences");
}
searchDirs << QCoreApplication::applicationDirPath() + "/../lib/nymea/experiences";
searchDirs << QCoreApplication::applicationDirPath() + "/../experiences/";
searchDirs << QCoreApplication::applicationDirPath() + "/../../../experiences/";
return searchDirs;
}
void ExperienceManager::loadExperiencePlugin(const QString &file)
{
QPluginLoader loader;
loader.setFileName(file);
loader.setLoadHints(QLibrary::ResolveAllSymbolsHint);
if (!loader.load()) {
qCWarning(dcExperiences()) << loader.errorString();
return;
}
ExperiencePlugin *plugin = qobject_cast<ExperiencePlugin*>(loader.instance());
if (!plugin) {
qCWarning(dcExperiences()) << "Could not get plugin instance of" << loader.fileName();
loader.unload();
return;
}
qCDebug(dcExperiences()) << "Loaded experience plugin:" << loader.fileName();
m_plugins.append(plugin);
plugin->setParent(this);
plugin->initPlugin(m_deviceManager, m_jsonRpcServer);
}
}