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/***************************************************************************
*
* knetworkmanager-pluginmanager.cpp - A NetworkManager frontend for KDE
*
* Copyright (C) 2006 Novell, Inc.
*
* Author: Helmut Schaa <[email protected]>, <[email protected]>
*
* 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
*
**************************************************************************/
#include <kplugininfo.h>
#include <kparts/componentfactory.h>
#include <kdebug.h>
#include <klocale.h>
#include "knetworkmanager-pluginmanager.h"
PluginManager* PluginManager::_instance;
PluginManager* PluginManager::getInstance()
{
if (_instance)
return _instance;
return new PluginManager(TQT_TQOBJECT(KNetworkManager::getInstance()), "pluginmanager");
}
PluginManager::PluginManager(TQObject* parent, const char* name)
: TQObject(parent, name)
{
// get list of available plugins
this->_plugins = KPluginInfo::fromServices( KTrader::self()->query( TQString::tqfromLatin1( "KNetworkManager/Plugin" )));
// a bit debug output
for(TQValueList<KPluginInfo*>::ConstIterator it = _plugins.begin(); it != _plugins.end(); ++it)
kdDebug() << k_funcinfo << TQString("Found Plugin '%1'").tqarg((*it)->pluginName()) << endl;
}
PluginManager::~PluginManager()
{
// delete all loaded plugins
while(!_loadedPlugins.empty())
{
PluginMap::Iterator it = _loadedPlugins.begin();
_loadedPlugins.remove(it);
}
// delete all available plugininfos
while(!_plugins.empty())
{
TQValueList<KPluginInfo*>::Iterator it = _plugins.begin();
delete *it;
_plugins.remove(it);
}
}
TQStringList PluginManager::getPluginList(const TQString& serviceType, const TQString& property, const TQString& value) const
{
TQStringList ret;
// find a suitable plugin
for(TQValueList<KPluginInfo*>::ConstIterator it = _plugins.begin(); it != _plugins.end(); ++it)
{
if ((*it)->service()->serviceTypes().contains(serviceType) > 0)
if ((*it)->property(property).toString().contains(value))
ret.append( (*it)->pluginName() );
}
return ret;
}
Plugin* PluginManager::getPlugin(const TQString& pluginID)
{
KPluginInfo* info = infoForPluginID(pluginID);
if (_loadedPlugins.contains(info))
{
return _loadedPlugins[info];
}
else
{
return loadPlugin(pluginID);
}
return NULL;
}
const KPluginInfo* PluginManager::getPluginInfo(const TQString& pluginID)
{
return infoForPluginID(pluginID);
}
const KPluginInfo* PluginManager::getPluginInfo(const Plugin* plugin)
{
for(PluginMap::ConstIterator it = _loadedPlugins.begin(); it != _loadedPlugins.end(); ++it)
{
if (it.data() == plugin)
return it.key();
}
return NULL;
}
void PluginManager::loadAllPlugins()
{
// iterate over all plugins
for(TQValueList<KPluginInfo*>::ConstIterator it = _plugins.begin(); it != _plugins.end(); ++it)
{
// load Plugin
loadPlugin((*it)->pluginName());
}
}
Plugin* PluginManager::loadPlugin(const TQString& pluginID)
{
// try to load Plugin
int error = 0;
KPluginInfo* info = infoForPluginID(pluginID);
Plugin *plugin = KParts::ComponentFactory::createInstanceFromQuery<Plugin>( TQString::tqfromLatin1( "KNetworkManager/Plugin" ),
TQString::tqfromLatin1( "[X-KDE-PluginInfo-Name]=='%1'" ).tqarg( pluginID ), this, 0, TQStringList(), &error );
// plugin loaded?
if (plugin)
{
kdDebug() << k_funcinfo << TQString(i18n("successfully loaded plugin '%1'")).tqarg(info->pluginName()) << endl;
_loadedPlugins.insert(info, plugin);
}
else
{
// error
switch( error )
{
case KParts::ComponentFactory::ErrNoServiceFound:
kdDebug( ) << k_funcinfo << "No service implementing the given mimetype "
<< "and fullfilling the given constraint expression can be found." << endl;
break;
case KParts::ComponentFactory::ErrServiceProvidesNoLibrary:
kdDebug( ) << "the specified service provides no shared library." << endl;
break;
case KParts::ComponentFactory::ErrNoLibrary:
kdDebug( ) << "the specified library could not be loaded." << endl;
break;
case KParts::ComponentFactory::ErrNoFactory:
kdDebug( ) << "the library does not export a factory for creating components." << endl;
break;
case KParts::ComponentFactory::ErrNoComponent:
kdDebug( ) << "the factory does not support creating components of the specified type." << endl;
break;
}
kdDebug() << k_funcinfo << "Loading plugin '" << pluginID << "' failed, KLibLoader reported error: '" << endl
<< KLibLoader::self()->lastErrorMessage() << "'" << endl;
}
return plugin;
}
KPluginInfo * PluginManager::infoForPluginID( const TQString& pluginID ) const
{
TQValueList<KPluginInfo *>::ConstIterator it;
for ( it = this->_plugins.begin(); it != this->_plugins.end(); ++it )
{
if ( ( *it )->pluginName() == pluginID )
return *it;
}
return 0L;
}
#include "knetworkmanager-pluginmanager.moc"
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