/* Copyright (C) 2014 J.F.Dockes
* 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.
*/
#ifndef _DEVICE_H_X_INCLUDED_
#define _DEVICE_H_X_INCLUDED_
#include <unordered_map>
#include <functional>
#include "soaphelp.hxx"
class UpnpDevice;
typedef function<int (const SoapArgs&, SoapData&)> soapfun;
/** Define a virtual interface to link libupnp operations to a device
* implementation
*/
class UpnpDevice {
public:
UpnpDevice(const std::string& deviceId,
const std::unordered_map<std::string, std::string>& xmlfiles);
void addServiceType(const std::string& serviceId,
const std::string& serviceType);
void addActionMapping(const std::string& actName, soapfun fun);
/** To be implemented by the derived class.
Called by the library when a control point subscribes, to
retrieve eventable data. Return name/value pairs in the data array
*/
virtual bool getEventData(bool all, const std::string& serviceid,
std::vector<std::string>& names,
std::vector<std::string>& values) = 0;
/** To be called by the device layer when data changes and an
* event should happen. */
void notifyEvent(const std::string& serviceId,
const std::vector<std::string>& names,
const std::vector<std::string>& values);
/** This loop polls getEventData and generates an UPnP event if
* there is anything to broadcast. To be called by main() when
* done with initialization. */
void eventloop();
/** Called from a callback to Wakeup the event loop early if we
* need to broadcast something quickly. Will only do something if
* the previous event is not too recent.
*/
void loopWakeup(); // To trigger an early event
bool ok() {return m_lib != 0;}
private:
const std::string& serviceType(const std::string& serviceId);
LibUPnP *m_lib;
std::string m_deviceId;
std::unordered_map<std::string, std::string> m_serviceTypes;
std::unordered_map<std::string, soapfun> m_calls;
static unordered_map<std::string, UpnpDevice *> o_devices;
static int sCallBack(Upnp_EventType et, void* evp, void*);
int callBack(Upnp_EventType et, void* evp);
};
#endif /* _DEVICE_H_X_INCLUDED_ */