337 lines
9.9 KiB
C++
337 lines
9.9 KiB
C++
// Qt includes
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#include <QUrl>
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#include <QRegExp>
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#include <QStringRef>
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#include <xbmcvideochecker/XBMCVideoChecker.h>
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// Request player example:
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// {"jsonrpc":"2.0","method":"Player.GetActivePlayers", "id":666}
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// {"id":666,"jsonrpc":"2.0","result":[{"playerid":1,"type":"video"}]}
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// Request playing item example:
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// {"id":667,"jsonrpc":"2.0","method":"Player.GetItem","params":{"playerid":1,"properties":["file"]}}
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// {"id":667,"jsonrpc":"2.0","result":{"item":{"file":"smb://xbmc:xbmc@192.168.53.12/video/Movies/Avatar (2009)/Avatar.mkv","label":"Avatar","type":"unknown"}}}
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// Request if screensaver is on
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// {"id":668,"jsonrpc":"2.0","method":"XBMC.GetInfoBooleans","params":{"booleans":["System.ScreenSaverActive"]}}
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// {"id":668,"jsonrpc":"2.0","result":{"System.ScreenSaverActive":false}}
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// Request stereoscopicmode example:
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// {"jsonrpc":"2.0","method":"GUI.GetProperties","params":{"properties":["stereoscopicmode"]},"id":669}
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// {"id":669,"jsonrpc":"2.0","result":{"stereoscopicmode":{"label":"Nebeneinander","mode":"split_vertical"}}}
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XBMCVideoChecker::XBMCVideoChecker(const std::string & address, uint16_t port, bool grabVideo, bool grabPhoto, bool grabAudio, bool grabMenu, bool grabPause, bool grabScreensaver, bool enable3DDetection) :
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QObject(),
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_address(QString::fromStdString(address)),
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_port(port),
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_activePlayerRequest(R"({"jsonrpc":"2.0","method":"Player.GetActivePlayers", "id":666})"),
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_currentPlayingItemRequest(R"({"id":667,"jsonrpc":"2.0","method":"Player.GetItem","params":{"playerid":%1,"properties":["file"]}})"),
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_checkScreensaverRequest(R"({"id":668,"jsonrpc":"2.0","method":"XBMC.GetInfoBooleans","params":{"booleans":["System.ScreenSaverActive"]}})"),
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_getStereoscopicMode(R"({"jsonrpc":"2.0","method":"GUI.GetProperties","params":{"properties":["stereoscopicmode"]},"id":669})"),
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_getXbmcVersion(R"({"jsonrpc":"2.0","method":"Application.GetProperties","params":{"properties":["version"]},"id":670})"),
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_socket(),
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_grabVideo(grabVideo),
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_grabPhoto(grabPhoto),
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_grabAudio(grabAudio),
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_grabMenu(grabMenu),
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_grabPause(grabPause),
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_grabScreensaver(grabScreensaver),
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_enable3DDetection(enable3DDetection),
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_previousScreensaverMode(false),
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_previousGrabbingMode(GRABBINGMODE_INVALID),
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_previousVideoMode(VIDEO_2D),
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_xbmcVersion(0)
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{
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// setup socket
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connect(&_socket, SIGNAL(readyRead()), this, SLOT(receiveReply()));
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connect(&_socket, SIGNAL(disconnected()), this, SLOT(disconnected()));
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connect(&_socket, SIGNAL(connected()), this, SLOT(connected()));
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connect(&_socket, SIGNAL(error(QAbstractSocket::SocketError)), this, SLOT(connectionError(QAbstractSocket::SocketError)));
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}
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void XBMCVideoChecker::start()
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{
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reconnect();
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}
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void XBMCVideoChecker::receiveReply()
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{
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// expect that the reply is received as a single message. Probably oke considering the size of the expected reply
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QString reply(_socket.readAll());
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// silence - no "debug" code should be at the log
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// std::cout << "KODICHECK INFO: Kodi Message: " << reply.toStdString() << std::endl;
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if ( (_xbmcVersion < 18 && reply.contains("\"method\":\"Player.OnPlay\"")) ||
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(_xbmcVersion >= 18 && reply.contains("\"method\":\"Player.OnAVStart\"")) )
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{
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// send a request for the current player state
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_socket.write(_activePlayerRequest.toUtf8());
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return;
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}
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else if (reply.contains("\"method\":\"Player.OnStop\""))
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{
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// the player has stopped
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setGrabbingMode(_grabMenu ? GRABBINGMODE_MENU : GRABBINGMODE_OFF);
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setVideoMode(VIDEO_2D);
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}
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else if (reply.contains("\"method\":\"Player.OnPause\""))
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{
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// player at pause
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setGrabbingMode(_grabPause ? GRABBINGMODE_PAUSE : GRABBINGMODE_OFF);
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}
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else if (reply.contains("\"method\":\"GUI.OnScreensaverActivated\""))
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{
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setScreensaverMode(!_grabScreensaver);
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}
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else if (reply.contains("\"method\":\"GUI.OnScreensaverDeactivated\""))
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{
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setScreensaverMode(false);
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}
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else if (reply.contains("\"id\":666"))
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{
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// Result of Player.GetActivePlayers
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// always start a new video in 2D mode
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emit videoMode(VIDEO_2D);
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if (reply.contains("video"))
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{
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// video is playing
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setGrabbingMode(_grabVideo ? GRABBINGMODE_VIDEO : GRABBINGMODE_OFF);
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// we need to get the filename
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// first retrieve the playerid
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QString key = "\"playerid\":";
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QRegExp regex(key + "(\\d+)");
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int pos = regex.indexIn(reply);
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if (pos > 0)
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{
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// now request info of the playing item
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QStringRef idText(&reply, pos + key.length(), regex.matchedLength() - key.length());
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_socket.write(_currentPlayingItemRequest.arg(idText.toString()).toUtf8());
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}
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}
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else if (reply.contains("picture"))
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{
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// picture viewer is playing
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setGrabbingMode(_grabPhoto ? GRABBINGMODE_PHOTO : GRABBINGMODE_OFF);
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}
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else if (reply.contains("audio"))
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{
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// audio is playing
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setGrabbingMode(_grabAudio ? GRABBINGMODE_AUDIO : GRABBINGMODE_OFF);
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}
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else
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{
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// Nothing is playing.
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setGrabbingMode(_grabMenu ? GRABBINGMODE_MENU : GRABBINGMODE_OFF);
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}
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}
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else if (reply.contains("\"id\":667"))
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{
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if (_xbmcVersion >= 13)
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{
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// check of active stereoscopicmode
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_socket.write(_getStereoscopicMode.toUtf8());
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}
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else
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{
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// result of Player.GetItem
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// TODO: what if the filename contains a '"'. In Json this should have been escaped
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QRegExp regex("\"file\":\"((?!\").)*\"");
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int pos = regex.indexIn(reply);
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if (pos > 0)
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{
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QStringRef filename = QStringRef(&reply, pos+8, regex.matchedLength()-9);
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if (filename.contains("3DSBS", Qt::CaseInsensitive) || filename.contains("HSBS", Qt::CaseInsensitive))
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{
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setVideoMode(VIDEO_3DSBS);
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}
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else if (filename.contains("3DTAB", Qt::CaseInsensitive) || filename.contains("HTAB", Qt::CaseInsensitive))
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{
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setVideoMode(VIDEO_3DTAB);
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}
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else
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{
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setVideoMode(VIDEO_2D);
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}
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}
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}
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}
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else if (reply.contains("\"id\":668"))
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{
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// result of System.ScreenSaverActive
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bool active = reply.contains("\"System.ScreenSaverActive\":true");
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setScreensaverMode(!_grabScreensaver && active);
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// check here xbmc version
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if (_socket.state() == QTcpSocket::ConnectedState)
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{
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if (_xbmcVersion == 0)
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{
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_socket.write(_getXbmcVersion.toUtf8());
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}
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}
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}
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else if (reply.contains("\"id\":669"))
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{
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QRegExp regex("\"mode\":\"(split_vertical|split_horizontal)\"");
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int pos = regex.indexIn(reply);
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if (pos > 0)
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{
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QString sMode = regex.cap(1);
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if (sMode == "split_vertical")
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{
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setVideoMode(VIDEO_3DSBS);
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}
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else if (sMode == "split_horizontal")
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{
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setVideoMode(VIDEO_3DTAB);
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}
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}
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}
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else if (reply.contains("\"id\":670"))
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{
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QRegExp regex("\"major\":(\\d+)");
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int pos = regex.indexIn(reply);
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if (pos > 0)
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{
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_xbmcVersion = regex.cap(1).toInt();
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}
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}
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else if (reply.contains("picture") && reply.contains("\"method\":\"Playlist.OnAdd\""))
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{
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// picture viewer is playing
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setGrabbingMode(_grabPhoto ? GRABBINGMODE_PHOTO : GRABBINGMODE_OFF);
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}
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}
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void XBMCVideoChecker::connected()
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{
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std::cout << "KODICHECK INFO: Kodi Connected" << std::endl;
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// send a request for the current player state
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_socket.write(_activePlayerRequest.toUtf8());
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_socket.write(_checkScreensaverRequest.toUtf8());
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}
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void XBMCVideoChecker::disconnected()
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{
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std::cout << "KODICHECK INFO: Kodi Disconnected" << std::endl;
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reconnect();
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}
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void XBMCVideoChecker::reconnect()
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{
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if (_socket.state() == QTcpSocket::ConnectedState)
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{
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return;
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}
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// try to connect
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switch (_socket.state())
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{
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case QTcpSocket::ConnectingState:
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// Somehow when XBMC restarts we get stuck in connecting state
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// If we get here we tried to connect already for 5 seconds. abort and try again in 1 second.
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_socket.reset();
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_socket.waitForDisconnected(50);
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QTimer::singleShot(1000, this, SLOT(reconnect()));
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break;
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case QTcpSocket::UnconnectedState:
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_socket.connectToHost(_address, _port);
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QTimer::singleShot(10000, this, SLOT(reconnect()));
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break;
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default:
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QTimer::singleShot(10000, this, SLOT(reconnect()));
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break;
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}
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}
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void XBMCVideoChecker::connectionError(QAbstractSocket::SocketError error)
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{
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std::cout << "KODICHECK ERROR: Kodi Connection error (" << error << ")" << std::endl;
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// close the socket
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_socket.close();
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}
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void XBMCVideoChecker::setGrabbingMode(GrabbingMode newGrabbingMode)
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{
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if (newGrabbingMode == _previousGrabbingMode)
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{
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// no change
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return;
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}
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switch (newGrabbingMode)
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{
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case GRABBINGMODE_VIDEO:
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std::cout << "KODICHECK INFO: switching to VIDEO mode" << std::endl;
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break;
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case GRABBINGMODE_PHOTO:
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std::cout << "KODICHECK INFO: switching to PHOTO mode" << std::endl;
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break;
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case GRABBINGMODE_AUDIO:
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std::cout << "KODICHECK INFO: switching to AUDIO mode" << std::endl;
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break;
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case GRABBINGMODE_MENU:
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std::cout << "KODICHECK INFO: switching to MENU mode" << std::endl;
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break;
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case GRABBINGMODE_PAUSE:
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std::cout << "KODICHECK INFO: switching to PAUSE mode" << std::endl;
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break;
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case GRABBINGMODE_OFF:
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std::cout << "KODICHECK INFO: switching to OFF mode" << std::endl;
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break;
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case GRABBINGMODE_INVALID:
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std::cout << "KODICHECK INFO: switching to INVALID mode" << std::endl;
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break;
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}
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// only emit the new state when we want to grab in screensaver mode or when the screensaver is deactivated
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if (!_previousScreensaverMode)
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{
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emit grabbingMode(newGrabbingMode);
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}
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_previousGrabbingMode = newGrabbingMode;
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}
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void XBMCVideoChecker::setScreensaverMode(bool isOnScreensaver)
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{
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if (isOnScreensaver == _previousScreensaverMode)
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{
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// no change
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return;
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}
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emit grabbingMode(isOnScreensaver ? GRABBINGMODE_OFF : _previousGrabbingMode);
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_previousScreensaverMode = isOnScreensaver;
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}
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void XBMCVideoChecker::setVideoMode(VideoMode newVideoMode)
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{
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if (newVideoMode == _previousVideoMode)
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{
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// no change
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return;
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}
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switch (newVideoMode)
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{
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case VIDEO_2D:
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std::cout << "KODICHECK INFO: switching to 2D mode" << std::endl;
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break;
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case VIDEO_3DSBS:
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std::cout << "KODICHECK INFO: switching to 3D SBS mode" << std::endl;
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break;
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case VIDEO_3DTAB:
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std::cout << "KODICHECK INFO: switching to 3D TAB mode" << std::endl;
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break;
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}
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emit videoMode(newVideoMode);
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_previousVideoMode = newVideoMode;
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}
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