New Plugin Manager and interface to remove all the previous crap!...
New Plugin Manager and interface to remove all the previous crap! Let's use Qt plugin API and make it much simpler.

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r118:de85e8465e67 tip 1.0
r118:de85e8465e67 tip 1.0
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pluginmanager.cpp
117 lines | 4.9 KiB | text/x-c | CppLexer
/*------------------------------------------------------------------------------
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███████║╚██████╔╝╚██████╗ ███████╗██╔╝ ██╗██║ ███████╗╚██████╔╝██║ ██║███████╗██║ ██║
╚══════╝ ╚═════╝ ╚═════╝ ╚══════╝╚═╝ ╚═╝╚═╝ ╚══════╝ ╚═════╝ ╚═╝ ╚═╝╚══════╝╚═╝ ╚═╝
-- This file is a part of the SOC Explorer Software
-- Copyright (C) 2018, Plasma Physics Laboratory - CNRS
--
-- 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 2 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, write to the Free Software
-- Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
-------------------------------------------------------------------------------*/
/*-- Author : Alexis Jeandet
-- Mail : alexis.jeandet@lpp.polytechnique.fr
----------------------------------------------------------------------------*/
#include "pluginmanager.h"
#include <QDir>
#include <QLibrary>
#include <QPluginLoader>
#include <socexplorerengine.h>
void PluginManager::loadPluginMetaData(const QString &pluginPath)
{
if(!this->plugins_metada_cache.contains(pluginPath))
{
if (QLibrary::isLibrary(pluginPath))
{
QPluginLoader pluginLoader{pluginPath};
if(pluginLoader.isLoaded())
{
auto metadata = pluginLoader.metaData().value("MetaData").toObject();
for (auto key:pluginKeys::all)
{
if(metadata.contains(key))
this->plugins_metada_cache[pluginPath][key] = metadata.value(key).toString();
}
}
}
}
}
bool PluginManager::isPlugin(const QString &pluginPath)const
{
if(!this->plugins_metada_cache.contains(pluginPath))
{
if (QLibrary::isLibrary(pluginPath))
{
QPluginLoader pluginLoader{pluginPath};
if(pluginLoader.isLoaded())
{
return true;
}
}
}
return false;
}
PluginManager::PluginManager(const QStringList &folderList)
:folderList(folderList)
{
scanFolders();
}
ISocexplorerPlugin *PluginManager::makeInstance(const QString& pluginName)
{
auto plugin = resolvePluginName(pluginName);
if (QLibrary::isLibrary(plugin))
{
QPluginLoader pluginLoader{plugin};
if (auto pluginInstance = qobject_cast<ISocexplorerPlugin *>(pluginLoader.instance())) {
return pluginInstance;
}
}
return Q_NULLPTR;
}
void PluginManager::scanFolders()
{
QDir dir;
QStringList filters{"*.so", "*.dll"};
pluginTable.clear();
for(auto&& folder:folderList)
{
dir.setPath(folder);
dir.setFilter(QDir::Files);
dir.setNameFilters(filters);
QFileInfoList list = dir.entryInfoList();
for (auto&& fileInfo:list)
{
auto path = fileInfo.filePath();
SocExplorerEngine::message("pluginloader::scanFolders","Checking "+ path,3);
if(isPlugin(path))
{
loadPluginMetaData(path);
auto name = plugins_metada_cache[path][pluginKeys::Name];
pluginTable[name].append(path);
}
}
}
}