- Se agrega la posibilidad de pausar una planta.

[z.facultad/75.42/plaqui.git] / Server / src / server.cpp

diff --git a/Server/src/server.cpp b/Server/src/server.cpp
index 8f7692204cab0ff61d27dae60ba8f1281f3627f4..fac84190fd31f51a2b90667ccd0a93028b56b5de 100644 (file)
--- a/Server/src/server.cpp
+++ b/Server/src/server.cpp
@@ -29,8 +29,9 @@
 #include "plaqui/server/connection.h"
 #include "plaqui/server/controlserver.h"
 #include <sigc++/class_slot.h>
 #include "plaqui/server/connection.h"
 #include "plaqui/server/controlserver.h"
 #include <sigc++/class_slot.h>

-// FIXME - sacar sstream (a menos que se necesite)
+#include <glibmm/timer.h>

 #include <sstream>
 #include <sstream>

+#include <exception>

 #ifdef DEBUG
 #      include "plaqui/server/string.h"
 #      include <iostream>
 #ifdef DEBUG
 #      include "plaqui/server/string.h"
 #      include <iostream>


@@ -44,55 +45,59 @@ namespace Server {
 
 Server::~Server(void) {
 #ifdef DEBUG
 
 Server::~Server(void) {
 #ifdef DEBUG

-       cerr << __FILE__ <<  ": destructor." << endl;
+       cerr << __FILE__ << "(" << __LINE__ << ")"
+               <<  ": destructor." << endl;

 #endif // DEBUG
 #endif // DEBUG

-       // Termino plantas.
-       Glib::Mutex::Lock lock(plants_mutex);
-       for (PlantList::iterator i = plants.end(); i != plants.end(); i++) {
-               i->second->finish(true);
+       // Mando a terminar todas las plantas.
+       plants_mutex.lock();
+       for (PlantList::iterator i = plants.begin(); i != plants.end(); i++) {
+               i->second->finish();
+       }
+       PlantList::size_type count = plants.size();
+       plants_mutex.unlock();
+       // Espero que terminen realmente.
+       while (count) {
+               Glib::usleep(10000); // 10 milisegundos
+               plants_mutex.lock();
+               count = plants.size();
+               plants_mutex.unlock();

        }
 }
 
        }
 }
 

-Server::Server(const string& plant_filename, const Connection::Port& port):
-               TCPServer(port) {
+Server::Server(const string& plant_filename, const Connection::Port& port)
+               throw(sockerr): TCPServer(port) {

 #ifdef DEBUG
 #ifdef DEBUG

-       cerr << __FILE__ <<  ": port = " << port << endl;
+       cerr << __FILE__ << "(" << __LINE__ << ")"
+               <<  ": port = " << port << endl;

 #endif // DEBUG
 #endif // DEBUG

-       // FIXME
+       // FIXME - hacer que se puedan cargar mas plantas bien.

        Glib::Mutex::Lock lock(plants_mutex);
        plants["default"] = new Plant(plant_filename);
        Glib::Mutex::Lock lock(plants_mutex);
        plants["default"] = new Plant(plant_filename);

-       plants["default"]->signal_finished().connect(
-                       SigC::bind<const char*>(
-                               SigC::slot_class(*this, &Server::on_plant_finished),
-                               "default"));
+       plants["default"]->signal_finished().connect(SigC::bind(
+                       SigC::slot_class(*this, &Server::on_plant_finished),
+                       "default"));

        plants["default"]->run();
 }
 
        plants["default"]->run();
 }
 

-Connection* Server::new_connection(
-               const sockbuf::sockdesc& sd) {
+Connection* Server::new_connection(const sockbuf::sockdesc& sd) {

 #ifdef DEBUG
 #ifdef DEBUG

-       cerr << __FILE__ <<  ": new_connection(sd = " << sd.sock << ")"
+       cerr << __FILE__ << "(" << __LINE__ << ")"
+               <<  ": new_connection(sd = " << sd.sock << ")"

                << endl;
 #endif // DEBUG
        ControlServer* connection = new ControlServer(sd);
        // TODO verificar si el new se hace bien? no creo.
                << endl;
 #endif // DEBUG
        ControlServer* connection = new ControlServer(sd);
        // TODO verificar si el new se hace bien? no creo.

-       connection->signal_command_received().connect(
-                       SigC::bind<ControlServer*>(
-                               SigC::slot_class(*this, &Server::on_control_command_received),
-                               connection));
+       connection->signal_command_received().connect(SigC::bind(
+                       SigC::slot_class(*this, &Server::on_control_command_received),
+                       connection));

        // TODO: 
        return connection;
 }
 
        // TODO: 
        return connection;
 }
 

-void Server::on_plant_updated(const Plant* plant) {
-#ifdef DEBUG
-       cerr << __FILE__ << ": on_plant_updated(plant = " << plant << ")." << endl;
-#endif // DEBUG
-}
-

 void Server::on_plant_finished(const char* plant) {
 #ifdef DEBUG
 void Server::on_plant_finished(const char* plant) {
 #ifdef DEBUG

-       cerr << __FILE__ <<  ": on_plant_finished(plant_name = " << plant << endl;
+       cerr << __FILE__ << "(" << __LINE__ << ")"
+               <<  ": on_plant_finished(plant_name = " << plant << endl;

 #endif // DEBUG
        Glib::Mutex::Lock lock(plants_mutex);
        plants.erase(plant);
 #endif // DEBUG
        Glib::Mutex::Lock lock(plants_mutex);
        plants.erase(plant);


@@ -102,7 +107,8 @@ void Server::on_plant_finished(const char* plant) {
 void Server::on_control_command_received(const Command& command,
                ControlServer* controlserver) {
 #ifdef DEBUG
 void Server::on_control_command_received(const Command& command,
                ControlServer* controlserver) {
 #ifdef DEBUG

-       cerr << __FILE__ <<  ": on_control_command_received(target = "
+       cerr << __FILE__ << "(" << __LINE__ << ")"
+               <<  ": on_control_command_received(target = "

                << command.get_target() << ", command = " << command.get_command()
                << ", args = [" << String::join(command.get_args(), ", ") << "])"
                << endl;
                << command.get_target() << ", command = " << command.get_command()
                << ", args = [" << String::join(command.get_args(), ", ") << "])"
                << endl;


@@ -113,12 +119,18 @@ void Server::on_control_command_received(const Command& command,
                if (command.get_command() == "status") {
                        response = cmd_server_status();
                } else if (command.get_command() == "stop") {
                if (command.get_command() == "status") {
                        response = cmd_server_status();
                } else if (command.get_command() == "stop") {

-                       finish();

                        response = new HTTPResponse(HTTPMessage::OK,
                        response = new HTTPResponse(HTTPMessage::OK,

-                                       "El server se apagará en instantes...");
+                                       "<response desc=\"El server se apagará en instantes...\" />");
+                       // XXX - Sin mandar la respuesta enseguida podría ser que el server
+                       // cierre la conexión antes de mandar la respuesta.
+                       //response->headers["Content-Type"] = "text/xml; charset=iso-8859-1";
+                       //controlserver->send(*response);
+                       //delete response;
+                       finish();
+                       //return;

                } else {
                        response = new HTTPResponse(HTTPMessage::NOT_FOUND,
                } else {
                        response = new HTTPResponse(HTTPMessage::NOT_FOUND,

-                                       "Invalid command for 'server' taget!");
+                                       "<response desc=\"Invalid command for 'server' taget!\" />");

                }
        } else if (command.get_target() == "connection") {
                if (command.get_command() == "list") {
                }
        } else if (command.get_target() == "connection") {
                if (command.get_command() == "list") {


@@ -127,7 +139,7 @@ void Server::on_control_command_received(const Command& command,
                        response = cmd_connection_stop(command);
                } else {
                        response = new HTTPResponse(HTTPMessage::NOT_FOUND,
                        response = cmd_connection_stop(command);
                } else {
                        response = new HTTPResponse(HTTPMessage::NOT_FOUND,

-                                       "Invalid command for 'connection' taget!");
+                                       "<response desc=\"Invalid command for 'connection' taget!\" />");

                }
        } else if (command.get_target() == "transmission") {
                if (command.get_command() == "list") {
                }
        } else if (command.get_target() == "transmission") {
                if (command.get_command() == "list") {


@@ -138,7 +150,7 @@ void Server::on_control_command_received(const Command& command,
                        response = cmd_transmission_stop(command);
                } else {
                        response = new HTTPResponse(HTTPMessage::NOT_FOUND,
                        response = cmd_transmission_stop(command);
                } else {
                        response = new HTTPResponse(HTTPMessage::NOT_FOUND,

-                                       "Invalid command for 'transmission' taget!");
+                                       "<response desc=\"Invalid command for 'transmission' taget!\" />");

                }
        } else if (command.get_target() == "plant") {
                if (command.get_command() == "list") {
                }
        } else if (command.get_target() == "plant") {
                if (command.get_command() == "list") {


@@ -147,14 +159,19 @@ void Server::on_control_command_received(const Command& command,
                        response = cmd_plant_get(command);
                } else if (command.get_command() == "set") {
                        response = cmd_plant_set(command);
                        response = cmd_plant_get(command);
                } else if (command.get_command() == "set") {
                        response = cmd_plant_set(command);

+               } else if (command.get_command() == "set_frequency") {
+                       response = cmd_plant_set_frequency(command);
+               } else if (command.get_command() == "start") {
+                       response = cmd_plant_start(command);

                } else if (command.get_command() == "stop") {
                        response = cmd_plant_stop(command);
                } else {
                        response = new HTTPResponse(HTTPMessage::NOT_FOUND,
                } else if (command.get_command() == "stop") {
                        response = cmd_plant_stop(command);
                } else {
                        response = new HTTPResponse(HTTPMessage::NOT_FOUND,

-                                       "Invalid command for 'plant' taget!");
+                                       "<response desc=\"Invalid command for 'plant' taget!\" />");

                }
        } else {
                }
        } else {

-               response = new HTTPResponse(HTTPMessage::NOT_FOUND, "Invalid taget!");
+               response = new HTTPResponse(HTTPMessage::NOT_FOUND,
+                               "<response desc=\"Invalid taget!\" />");

        }
        // FIXME
        response->headers["Content-Type"] = "text/xml; charset=iso-8859-1";
        }
        // FIXME
        response->headers["Content-Type"] = "text/xml; charset=iso-8859-1";


@@ -170,32 +187,32 @@ void Server::on_control_command_received(const Command& command,
 
 HTTPResponse* Server::cmd_server_status(void) const {
        // FIXME
 
 HTTPResponse* Server::cmd_server_status(void) const {
        // FIXME

-       stringstream response_xml;
-       response_xml << "<serverstatus>" << endl;
-       response_xml << "\t<version>0.9</version>" << endl;
-       response_xml << "\t<authors>" << endl;
-       response_xml << "\t\t<author>Nicolás Dimov</author>" << endl;
-       response_xml << "\t\t<author>Leandro Lucarella</author>" << endl;
-       response_xml << "\t\t<author>Ricardo Markiewicz</author>" << endl;
-       response_xml << "\t</authors>" << endl;
-       response_xml << "</serverstatus>" << endl;
-       return new HTTPResponse(HTTPMessage::OK, response_xml.str());
+       stringstream xml;
+       xml << "<serverstatus>" << endl;
+       xml << "\t<version>" VERSION "</version>" << endl;
+       xml << "\t<authors>" << endl;
+       xml << "\t\t<author>Nicolás Dimov</author>" << endl;
+       xml << "\t\t<author>Leandro Lucarella</author>" << endl;
+       xml << "\t\t<author>Ricardo Markiewicz</author>" << endl;
+       xml << "\t</authors>" << endl;
+       xml << "</serverstatus>" << endl;
+       return new HTTPResponse(HTTPMessage::OK, xml.str());

 }
 
 HTTPResponse* Server::cmd_connection_list(void) {
        // FIXME
        TCPServer::ConnectionInfoList cil = get_connected();
 }
 
 HTTPResponse* Server::cmd_connection_list(void) {
        // FIXME
        TCPServer::ConnectionInfoList cil = get_connected();

-       stringstream response_xml;
-       response_xml << "<list type=\"connection\">" << endl;
+       stringstream xml;
+       xml << "<list type=\"connection\">" << endl;

        for (TCPServer::ConnectionInfoList::const_iterator i = cil.begin();
                        i != cil.end(); i++) {
        for (TCPServer::ConnectionInfoList::const_iterator i = cil.begin();
                        i != cil.end(); i++) {

-               response_xml << "\t<row>" << endl;
-               response_xml << "\t\t<cell>" << i->host << "</cell>" << endl;
-               response_xml << "\t\t<cell>" << i->port << "</cell>" << endl;
-               response_xml << "\t</row>" << endl;
+               xml << "\t<row>" << endl;
+               xml << "\t\t<cell>" << i->host << "</cell>" << endl;
+               xml << "\t\t<cell>" << i->port << "</cell>" << endl;
+               xml << "\t</row>" << endl;

        }
        }

-       response_xml << "</list>" << endl;
-       return new HTTPResponse(HTTPMessage::OK, response_xml.str());
+       xml << "</list>" << endl;
+       return new HTTPResponse(HTTPMessage::OK, xml.str());

 }
 
 HTTPResponse* Server::cmd_connection_stop(const Command& command) {
 }
 
 HTTPResponse* Server::cmd_connection_stop(const Command& command) {


@@ -203,60 +220,60 @@ HTTPResponse* Server::cmd_connection_stop(const Command& command) {
        Connection::Port port;
        if (args.size() < 2) {
                return new HTTPResponse(HTTPMessage::CONFLICT,
        Connection::Port port;
        if (args.size() < 2) {
                return new HTTPResponse(HTTPMessage::CONFLICT,

-                               "Faltan argumentos.");
-       } else if (disconnect(args[0], String(args[1]).to(port))) {
+                               "<response desc=\"Faltan argumentos.\" />");
+       } else if (disconnect(args[0], to(args[1], port))) {

                return new HTTPResponse(HTTPMessage::OK,
                return new HTTPResponse(HTTPMessage::OK,

-                               string("La conexión a ") + args[0] + ":" + args[1]
-                               + " se cerrará en instantes...");
+                               string("<response desc=\"La conexión a ") + args[0] + ":" + args[1]
+                               + " se cerrará en instantes...\" />");

        } else {
                return new HTTPResponse(HTTPMessage::NOT_FOUND,
        } else {
                return new HTTPResponse(HTTPMessage::NOT_FOUND,

-                               string("No existe una conexión a ") + args[0]
-                               + ":" + args[1]);
+                               string("<response desc=\"No existe una conexión a ") + args[0]
+                               + ":" + args[1] + "\" />");

        }
 }
 
 HTTPResponse* Server::cmd_transmission_list(void) {
        // FIXME
        }
 }
 
 HTTPResponse* Server::cmd_transmission_list(void) {
        // FIXME

-       stringstream response_xml;
-       response_xml << "<list type=\"transmission\">" << endl;
+       stringstream xml;
+       xml << "<list type=\"transmission\">" << endl;

 /*TODO plants_mutex.lock();
        for (PlantList::const_iterator i = plants.begin();
                        i != plants.end(); i++) {
                trans
 /*TODO plants_mutex.lock();
        for (PlantList::const_iterator i = plants.begin();
                        i != plants.end(); i++) {
                trans

-               response_xml << "       <li>" << (*i)->get_host() << ":"
+               xml << "       <li>" << (*i)->get_host() << ":"

                        << (*i)->get_port() << " [<a href=\"/transmission/stop/"
                        << (*i)->get_host() << "/" << (*i)->get_port()
                        << "\">desconectar</a>]</li>" << endl;
        }
        transmissions_mutex.unlock();*/
                        << (*i)->get_port() << " [<a href=\"/transmission/stop/"
                        << (*i)->get_host() << "/" << (*i)->get_port()
                        << "\">desconectar</a>]</li>" << endl;
        }
        transmissions_mutex.unlock();*/

-       response_xml << "</list>" << endl;
-       return new HTTPResponse(HTTPMessage::OK, response_xml.str());
+       xml << "</list>" << endl;
+       return new HTTPResponse(HTTPMessage::OK, xml.str());

 }
 
 HTTPResponse* Server::cmd_transmission_start(const Command& command) {
        const Command::Arguments& args = command.get_args();
        if (args.size() < 3) {
                return new HTTPResponse(HTTPMessage::CONFLICT,
 }
 
 HTTPResponse* Server::cmd_transmission_start(const Command& command) {
        const Command::Arguments& args = command.get_args();
        if (args.size() < 3) {
                return new HTTPResponse(HTTPMessage::CONFLICT,

-                               "Faltan argumentos.");
+                               "<response desc=\"Faltan argumentos.\" />");

        } else {
                string plant = args[0];
                string host = args[1];
        } else {
                string plant = args[0];
                string host = args[1];

-               Connection::Port port = String(args[2]).to(port);
+               Connection::Port port = to(args[2], port);

                Glib::Mutex::Lock lock(plants_mutex);
                PlantList::iterator p = plants.find(plant);
                if (p == plants.end()) {
                        return new HTTPResponse(HTTPMessage::NOT_FOUND,
                Glib::Mutex::Lock lock(plants_mutex);
                PlantList::iterator p = plants.find(plant);
                if (p == plants.end()) {
                        return new HTTPResponse(HTTPMessage::NOT_FOUND,

-                                       string("No existe la planta '") + plant + "'.");
+                                       string("<response desc=\"No existe la planta '") + plant + "'.\" />");

                // TODO - agregar chequeo de que la transmision a ese host:port no
                //        exista para otra planta?
                } else if (plants[plant]->transmission_start(host, port)) {
                        return new HTTPResponse(HTTPMessage::OK,
                // TODO - agregar chequeo de que la transmision a ese host:port no
                //        exista para otra planta?
                } else if (plants[plant]->transmission_start(host, port)) {
                        return new HTTPResponse(HTTPMessage::OK,

-                                       string("Se empieza a transmitir la planta '") + plant
-                                       + "' a " + host + ":" + String().from(port) + ".");
+                                       string("<response desc=\"Se empieza a transmitir la planta '") + plant
+                                       + "' a " + host + ":" + String().from(port) + ".\" />");

                } else {
                        return new HTTPResponse(HTTPMessage::INTERNAL_SERVER_ERROR,
                } else {
                        return new HTTPResponse(HTTPMessage::INTERNAL_SERVER_ERROR,

-                                       string("Error al crear la transmisión a de la planta '")
-                                       + plant + "' a " + host + ":" + args[2] + ".");
+                                       string("<response desc=\"Error al crear la transmisión a de la planta '")
+                                       + plant + "' a " + host + ":" + args[2] + ".\" />");

                }
        }
 }
                }
        }
 }


@@ -265,59 +282,60 @@ HTTPResponse* Server::cmd_transmission_stop(const Command& command) {
        const Command::Arguments& args = command.get_args();
        if (args.size() < 2) {
                return new HTTPResponse(HTTPMessage::CONFLICT,
        const Command::Arguments& args = command.get_args();
        if (args.size() < 2) {
                return new HTTPResponse(HTTPMessage::CONFLICT,

-                               "Faltan argumentos.");
+                               "<response desc=\"Faltan argumentos.\" />");

        } else {
                const string& host = args[0];
        } else {
                const string& host = args[0];

-               Connection::Port port = String(args[1]).to(port);
+               Connection::Port port = to(args[1], port);

                for (PlantList::iterator i = plants.begin(); i != plants.end(); i++) {
                        // TODO - agregar chequeo para saber si existe una conexion (para
                        // tirar error de que no hay conexion o de que no se pudo
                        // desconectar.
                        if (i->second->transmission_stop(host, port)) {
                                return new HTTPResponse(HTTPMessage::OK,
                for (PlantList::iterator i = plants.begin(); i != plants.end(); i++) {
                        // TODO - agregar chequeo para saber si existe una conexion (para
                        // tirar error de que no hay conexion o de que no se pudo
                        // desconectar.
                        if (i->second->transmission_stop(host, port)) {
                                return new HTTPResponse(HTTPMessage::OK,

-                                               string("Se finaliza la transmisión de la planta '")
-                                               + i->first + "' a " + host + ":" + args[1] + ".");
+                                               string("<response desc=\"Se finaliza la transmisión de la planta '")
+                                               + i->first + "' a " + host + ":" + args[1] + ".\" />");

                        }
                }
                return new HTTPResponse(HTTPMessage::NOT_FOUND,
                        }
                }
                return new HTTPResponse(HTTPMessage::NOT_FOUND,

-                               string("No se puede finalizar la transmisión a ")
-                               + host + ":" + args[1] + ".");
+                               string("<response desc=\"No se puede finalizar la transmisión a ")
+                               + host + ":" + args[1] + ".\" />");

        }
 }
 
 HTTPResponse* Server::cmd_plant_list(void) {
        // FIXME
        }
 }
 
 HTTPResponse* Server::cmd_plant_list(void) {
        // FIXME

-       stringstream response_xml;
-       response_xml << "<list type=\"plant\">" << endl;
+       stringstream xml;
+       xml << "<list type=\"plant\">" << endl;

        plants_mutex.lock();
        for (PlantList::const_iterator i = plants.begin();
                        i != plants.end(); i++) {
        plants_mutex.lock();
        for (PlantList::const_iterator i = plants.begin();
                        i != plants.end(); i++) {

-               response_xml << "\t<row>" << endl;
-               response_xml << "\t\t<cell>" << i->first << "</cell>" << endl;
-               response_xml << "\t</row>" << endl;
+               xml << "\t<row>" << endl;
+               xml << "\t\t<cell>" << i->first << "</cell>" << endl;
+               xml << "\t</row>" << endl;

        }
        plants_mutex.unlock();
        }
        plants_mutex.unlock();

-       response_xml << "</list>" << endl;
-       return new HTTPResponse(HTTPMessage::OK, response_xml.str());
+       xml << "</list>" << endl;
+       return new HTTPResponse(HTTPMessage::OK, xml.str());

 }
 
 HTTPResponse* Server::cmd_plant_get(const Command& command) {
        if (!command.get_args().size()) {
                return new HTTPResponse(HTTPMessage::CONFLICT,
 }
 
 HTTPResponse* Server::cmd_plant_get(const Command& command) {
        if (!command.get_args().size()) {
                return new HTTPResponse(HTTPMessage::CONFLICT,

-                               "Faltan argumentos.");
+                               "<response desc=\"Faltan argumentos.\" />");

        }
        Glib::Mutex::Lock lock(plants_mutex);
        string plant = command.get_args()[0];
        if (plants.find(plant) == plants.end()) {
                return new HTTPResponse(HTTPMessage::NOT_FOUND,
        }
        Glib::Mutex::Lock lock(plants_mutex);
        string plant = command.get_args()[0];
        if (plants.find(plant) == plants.end()) {
                return new HTTPResponse(HTTPMessage::NOT_FOUND,

-                               string("No existe la planta ") + plant);
+                               string("<response desc=\"No existe la planta ") + plant + "\" />");

        }
        }

+       // TODO try/catch?

        string xml = plants[plant]->get_xml();
        if (xml.length()) {
                return new HTTPResponse(HTTPMessage::OK, xml);
        } else {
                return new HTTPResponse(HTTPMessage::INTERNAL_SERVER_ERROR,
        string xml = plants[plant]->get_xml();
        if (xml.length()) {
                return new HTTPResponse(HTTPMessage::OK, xml);
        } else {
                return new HTTPResponse(HTTPMessage::INTERNAL_SERVER_ERROR,

-                               ("No se pudo obtener el XML de la planta ") + plant);
+                               ("<response desc=\"No se pudo obtener el XML de la planta ") + plant + "\" />");

        }
 }
 
        }
 }
 


@@ -325,41 +343,99 @@ HTTPResponse* Server::cmd_plant_set(const Command& command) {
        const Command::Arguments& args = command.get_args();
        if (args.size() < 4) {
                return new HTTPResponse(HTTPMessage::CONFLICT,
        const Command::Arguments& args = command.get_args();
        if (args.size() < 4) {
                return new HTTPResponse(HTTPMessage::CONFLICT,

-                               "Faltan argumentos.");
+                               "<response desc=\"Faltan argumentos.\" />");

        }
        string plant = args[0];
        string element = args[1];
        string key = args[2];
        }
        string plant = args[0];
        string element = args[1];
        string key = args[2];

+       if (key != "open") {
+               return new HTTPResponse(HTTPMessage::NOT_FOUND,
+                               string("<response desc=\"La clave '") + key + "' es inválida.\" />");
+       }

        string value = args[3];
        Glib::Mutex::Lock lock(plants_mutex);
        PlantList::iterator p = plants.find(plant);
        if (p == plants.end()) {
                return new HTTPResponse(HTTPMessage::NOT_FOUND,
        string value = args[3];
        Glib::Mutex::Lock lock(plants_mutex);
        PlantList::iterator p = plants.find(plant);
        if (p == plants.end()) {
                return new HTTPResponse(HTTPMessage::NOT_FOUND,

-                               string("No existe la planta '") + plant + "'.");
+                               string("<response desc=\"No existe la planta '") + plant + "'.\" />");

        }
        }

-/*     if (!plants[plant]->set_element(host, port)) {
-               return new HTTPResponse(HTTPMessage::INTERNAL_SERVER_ERROR,
-                               string("Error al crear la transmisión a de la planta '")
-                               + plant + "' a " + host + ":" + args[2] + ".");
-       }*/
-       return new HTTPResponse(HTTPMessage::OK);
+       bool open = true;
+       if ((value == "false") || (value == "0") || (value == "off")
+                       || (value == "no")) {
+               open = false;
+       }
+       if (!plants[plant]->set_open(element, open)) {
+               return new HTTPResponse(HTTPMessage::CONFLICT,
+                               string("<response desc=\"No se pudo cambiar el estado del elemento '") + element + "'.\" />");
+       }
+       return new HTTPResponse(HTTPMessage::OK,
+                       string("<response desc=\"Se cambió el estado del elemento '") + element + "'.\" />");
+}
+
+HTTPResponse* Server::cmd_plant_set_frequency(const Command& command) {
+       if (command.get_args().size() < 2) {
+               return new HTTPResponse(HTTPMessage::CONFLICT,
+                               "<response desc=\"Faltan argumentos.\" />");
+       }
+       Glib::Mutex::Lock lock(plants_mutex);
+       const string name = command.get_args()[0];
+       if (plants.find(name) == plants.end()) {
+               return new HTTPResponse(HTTPMessage::NOT_FOUND,
+                               string("<response desc=\"No existe la planta ") + name + "\" />");
+       }
+       unsigned hz;
+       to(command.get_args()[1], hz);
+       plants[name]->set_frequency(hz);
+       return new HTTPResponse(HTTPMessage::OK,
+                       string("<response desc=\"La planta '") + name + "' fue pausada.\" />");
+}
+
+HTTPResponse* Server::cmd_plant_start(const Command& command) {
+       if (!command.get_args().size()) {
+               return new HTTPResponse(HTTPMessage::CONFLICT,
+                               "<response desc=\"Faltan argumentos.\" />");
+       }
+       Glib::Mutex::Lock lock(plants_mutex);
+       const string name = command.get_args()[0];
+       if (plants.find(name) == plants.end()) {
+               return new HTTPResponse(HTTPMessage::NOT_FOUND,
+                               string("<response desc=\"No existe la planta ") + name + "\" />");
+       }
+       plants[name]->set_paused(false);
+       return new HTTPResponse(HTTPMessage::OK,
+                       string("<response desc=\"La planta '") + name + "' fue reanudada.\" />");

 }
 
 HTTPResponse* Server::cmd_plant_stop(const Command& command) {
        if (!command.get_args().size()) {
                return new HTTPResponse(HTTPMessage::CONFLICT,
 }
 
 HTTPResponse* Server::cmd_plant_stop(const Command& command) {
        if (!command.get_args().size()) {
                return new HTTPResponse(HTTPMessage::CONFLICT,

-                               "Faltan argumentos.");
+                               "<response desc=\"Faltan argumentos.\" />");
+       }
+       Glib::Mutex::Lock lock(plants_mutex);
+       const string name = command.get_args()[0];
+       if (plants.find(name) == plants.end()) {
+               return new HTTPResponse(HTTPMessage::NOT_FOUND,
+                               string("<response desc=\"No existe la planta ") + name + "\" />");
+       }
+       plants[name]->set_paused(true);
+       return new HTTPResponse(HTTPMessage::OK,
+                       string("<response desc=\"La planta '") + name + "' fue pausada.\" />");
+}
+
+HTTPResponse* Server::cmd_plant_remove(const Command& command) {
+       if (!command.get_args().size()) {
+               return new HTTPResponse(HTTPMessage::CONFLICT,
+                               "<response desc=\"Faltan argumentos.\" />");

        }
        Glib::Mutex::Lock lock(plants_mutex);
        const string name = command.get_args()[0];
        if (plants.find(name) == plants.end()) {
                return new HTTPResponse(HTTPMessage::NOT_FOUND,
        }
        Glib::Mutex::Lock lock(plants_mutex);
        const string name = command.get_args()[0];
        if (plants.find(name) == plants.end()) {
                return new HTTPResponse(HTTPMessage::NOT_FOUND,

-                               string("No existe la planta ") + name);
+                               string("<response desc=\"No existe la planta ") + name + "\" />");

        }
        }

-       // TODO Ver si al frenar la planta se destruye (no deberia!!!)

        plants[name]->finish();
        return new HTTPResponse(HTTPMessage::OK,
        plants[name]->finish();
        return new HTTPResponse(HTTPMessage::OK,

-                       string("La planta '") + name + "' se cerrará en instantes...");
+                       string("<response desc=\"La planta '") + name + "' se cerrará en instantes...\" />");

 }
 
 } // namespace Server
 }
 
 } // namespace Server