mpd/src/lib/upnp/ContentDirectoryService.cxx
Jean-Francois Dockes e960626804 Add npupnp support
libnpupnp is a C++ modification of libupnp.

Signed-off-by: Rosen Penev <rosenp@gmail.com>
2021-03-26 14:14:58 -07:00

105 lines
3.2 KiB
C++

/*
* Copyright 2003-2021 The Music Player Daemon Project
* http://www.musicpd.org
*
* 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.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include "config.h"
#include "ContentDirectoryService.hxx"
#include "Device.hxx"
#include "UniqueIxml.hxx"
#ifdef USING_PUPNP
# include "ixmlwrap.hxx"
#endif
#include "Action.hxx"
#include "util/IterableSplitString.hxx"
#include "util/RuntimeError.hxx"
#include "util/UriRelative.hxx"
#include "util/UriUtil.hxx"
#include <algorithm>
#include <upnptools.h>
ContentDirectoryService::ContentDirectoryService(const UPnPDevice &device,
const UPnPService &service) noexcept
:m_actionURL(uri_apply_base(service.controlURL, device.URLBase)),
m_serviceType(service.serviceType),
m_deviceId(device.UDN),
m_friendlyName(device.friendlyName),
m_manufacturer(device.manufacturer),
m_modelName(device.modelName),
m_rdreqcnt(200)
{
if (m_modelName == "MediaTomb") {
// Readdir by 200 entries is good for most, but MediaTomb likes
// them really big. Actually 1000 is better but I don't dare
m_rdreqcnt = 500;
}
}
/* this destructor exists here just so it won't get inlined */
ContentDirectoryService::~ContentDirectoryService() noexcept = default;
std::forward_list<std::string>
ContentDirectoryService::getSearchCapabilities(UpnpClient_Handle hdl) const
{
#ifdef USING_PUPNP
UniqueIxmlDocument request(UpnpMakeAction("GetSearchCapabilities", m_serviceType.c_str(),
0,
nullptr, nullptr));
if (!request)
throw std::runtime_error("UpnpMakeAction() failed");
IXML_Document *_response;
auto code = UpnpSendAction(hdl, m_actionURL.c_str(),
m_serviceType.c_str(),
nullptr /*devUDN*/, request.get(), &_response);
if (code != UPNP_E_SUCCESS)
throw FormatRuntimeError("UpnpSendAction() failed: %s",
UpnpGetErrorMessage(code));
UniqueIxmlDocument response(_response);
const char *s = ixmlwrap::getFirstElementValue(response.get(),
"SearchCaps");
#else
std::vector<std::pair<std::string, std::string>> responseData;
int errcode;
std::string errdesc;
auto code = UpnpSendAction(hdl, "", m_actionURL, m_serviceType,
"GetSearchCapabilities", {}, responseData, &errcode,
errdesc);
if (code != UPNP_E_SUCCESS)
throw FormatRuntimeError("UpnpSendAction() failed: %s",
UpnpGetErrorMessage(code));
const char *s{nullptr};
for (auto &entry : responseData) {
if (entry.first == "SearchCaps") {
s = entry.second.c_str();
}
}
#endif
if (s == nullptr || *s == 0)
return {};
std::forward_list<std::string> result;
for (const auto &i : IterableSplitString(s, ','))
result.emplace_front(i);
return result;
}