plugin.cpp

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/*************************************************************************
 * Copyright (C) 2011 by Saleh Dindar and the Swarm-NG Development Team  *
 *                                                                       *
 * 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.        *
 *                                                                       *
 * 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 "common.hpp"
#include "plugin.hpp"

using namespace std;

namespace swarm {

typedef map<string,plugin*> plugins_map_t;


plugins_map_t& plugins_map() {
        static plugins_map_t pmap;
        return pmap;
}

void plugin::add(plugin* p){
        plugins_map()[p->id()] = p;
}

plugin* plugin::find(const std::string& name){
        plugin* p = plugins_map()[name];
        if(p==0)
                throw plugin_not_found(name);
        return p;
}
void* plugin::instance(const std::string& name,const config& cfg){
        return plugin::find(name)->create(cfg);
}

vector<plugin*> plugin::all() {
        vector<plugin*> v;
        for(plugins_map_t::iterator i = plugins_map().begin(); i != plugins_map().end(); i++) {
                v.push_back(i->second);
        }
        return v;
}


plugin::help_t plugin::help;

ostream& operator << (ostream& out, const plugin::help_t&){
        vector<plugin*> ps = plugin::all();
        out << "Found " << ps.size() << " plugins " << endl;
        for(int i = 0; i < ps.size(); i++){
                out << ps[i]->id() << "\t" << ps[i]->description() << endl;
        }
        return out;
}

}