/* Copyright (C) 2013 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 _UPNPDEV_HXX_INCLUDED_
#define _UPNPDEV_HXX_INCLUDED_
/**
* UPnP Description phase: interpreting the device description which we
* downloaded from the URL obtained by the discovery phase.
*/
#include <vector>
#include <unordered_map>
#include <string>
#include <sstream>
namespace UPnPClient {
/**
* Data holder for a UPnP service, parsed from the XML description
* downloaded after discovery yielded its URL.
*/
class UPnPServiceDesc {
public:
// e.g. urn:schemas-upnp-org:service:ConnectionManager:1
std::string serviceType;
// Unique Id inside device: e.g here THE ConnectionManager
std::string serviceId; // e.g. urn:upnp-org:serviceId:ConnectionManager
std::string SCPDURL; // Service description URL. e.g.: cm.xml
std::string controlURL; // e.g.: /upnp/control/cm
std::string eventSubURL; // e.g.: /upnp/event/cm
void clear()
{
serviceType.clear();
serviceId.clear();
SCPDURL.clear();
controlURL.clear();
eventSubURL.clear();
}
std::string dump() const
{
std::ostringstream os;
os << "SERVICE {serviceType [" << serviceType <<
"] serviceId [" << serviceId <<
"] SCPDURL [" << SCPDURL <<
"] controlURL [" << controlURL <<
"] eventSubURL [" << eventSubURL <<
"] }" << std::endl;
return os.str();
}
struct Argument {
std::string name;
bool todevice;
std::string relatedVariable;
void clear() {
name.clear();
todevice = true;
relatedVariable.clear();
}
};
struct Action {
std::string name;
std::vector<Argument> argList;
void clear() {
name.clear();
argList.clear();
}
};
struct StateVariable {
std::string name;
bool sendEvents;
std::string dataType;
bool hasValueRange;
int minimum;
int maximum;
int step;
void clear() {
name.clear();
sendEvents = false;
dataType.clear();
hasValueRange = false;
}
};
struct Parsed {
std::unordered_map<std::string, Action> actionList;
std::unordered_map<std::string, StateVariable> stateTable;
};
bool fetchAndParseDesc(const std::string&, Parsed& parsed) const;
};
/**
* Data holder for a UPnP device, parsed from the XML description obtained
* during discovery.
* A device may include several services. To be of interest to us,
* one of them must be a ContentDirectory.
*/
class UPnPDeviceDesc {
public:
/** Build device from xml description downloaded from discovery
* @param url where the description came from
* @param description the xml device description
*/
UPnPDeviceDesc(const std::string& url, const std::string& description);
UPnPDeviceDesc() : ok(false) {}
bool ok;
// e.g. urn:schemas-upnp-org:device:MediaServer:1
std::string deviceType;
// e.g. MediaTomb
std::string friendlyName;
// Unique device number. This should match the deviceID in the
// discovery message. e.g. uuid:a7bdcd12-e6c1-4c7e-b588-3bbc959eda8d
std::string UDN;
// Base for all relative URLs. e.g. http://192.168.4.4:49152/
std::string URLBase;
// Manufacturer: e.g. D-Link, PacketVideo ("manufacturer")
std::string manufacturer;
// Model name: e.g. MediaTomb, DNS-327L ("modelName")
std::string modelName;
// Services provided by this device.
std::vector<UPnPServiceDesc> services;
std::string dump() const
{
std::ostringstream os;
os << "DEVICE " << " {deviceType [" << deviceType <<
"] friendlyName [" << friendlyName <<
"] UDN [" << UDN <<
"] URLBase [" << URLBase << "] Services:" << std::endl;
for (auto it = services.begin(); it != services.end(); it++) {
os << " " << it->dump();
}
os << "}" << std::endl;
return os.str();
}
};
typedef std::vector<UPnPServiceDesc>::iterator DevServIt;
} // namespace
#endif /* _UPNPDEV_HXX_INCLUDED_ */