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Diffstat (limited to 'tradeshow/knx-demo/3d-Alexa-knx-demo/qupnpservice.cpp')
| -rw-r--r-- | tradeshow/knx-demo/3d-Alexa-knx-demo/qupnpservice.cpp | 367 |
1 files changed, 367 insertions, 0 deletions
diff --git a/tradeshow/knx-demo/3d-Alexa-knx-demo/qupnpservice.cpp b/tradeshow/knx-demo/3d-Alexa-knx-demo/qupnpservice.cpp new file mode 100644 index 0000000..6e09ed7 --- /dev/null +++ b/tradeshow/knx-demo/3d-Alexa-knx-demo/qupnpservice.cpp @@ -0,0 +1,367 @@ +/**************************************************************************** +** +** Copyright (C) 2018 The Qt Company Ltd. +** Contact: https://www.qt.io/licensing/ +** +** This file is part of the examples of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:BSD$ +** Commercial License Usage +** Licensees holding valid commercial Qt licenses may use this file in +** accordance with the commercial license agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and The Qt Company. For licensing terms +** and conditions see https://www.qt.io/terms-conditions. For further +** information use the contact form at https://www.qt.io/contact-us. +** +** BSD License Usage +** Alternatively, you may use this file under the terms of the BSD license +** as follows: +** +** "Redistribution and use in source and binary forms, with or without +** modification, are permitted provided that the following conditions are +** met: +** * Redistributions of source code must retain the above copyright +** notice, this list of conditions and the following disclaimer. +** * Redistributions in binary form must reproduce the above copyright +** notice, this list of conditions and the following disclaimer in +** the documentation and/or other materials provided with the +** distribution. +** * Neither the name of The Qt Company Ltd nor the names of its +** contributors may be used to endorse or promote products derived +** from this software without specific prior written permission. +** +** +** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "qupnpservice.h" +#include "qupnprootdevice.h" + +QUPnPService::QUPnPService(QObject *parent, QString identifier) + : QObject(parent) +{ + this->identifier = identifier; +} + +QUPnPService::~QUPnPService() +{ +} + +QString QUPnPService::upnpServiceListEntry() +{ + return QStringLiteral( + "<service>" + "<serviceType>urn:schemas-upnp-org:service:") + identifier + ":1</serviceType>" + //"<serviceId>urn:upnp-org:serviceId:" + identifier + ":1</serviceId>" + "<serviceId>" + identifier + "</serviceId>" + "<SCPDURL>/" + identifier + "/scpd.xml</SCPDURL>" + "<controlURL>/" + identifier + "/Control</controlURL>" + "<eventSubURL>/" + identifier + "/Events</eventSubURL>" + "</service>"; +} + +int QUPnPService::executeRemoteProcedureCall(QString actionName, QMap<QString, QString> &actionParams, QString &responseHead, QByteArray &responseBody) +{ + Q_UNUSED(actionName); + Q_UNUSED(actionParams); + Q_UNUSED(responseHead); + Q_UNUSED(responseBody); + responseHead = "HTTP/1.0 404 Not Found\r\n"; + return 404; +} + +int QUPnPService::processHttpSubscribeRequest(QStringList &lines, QString &responseHead, QByteArray &responseBody) +{ + Q_UNUSED(responseBody); + #ifdef QT_DEBUG + qDebug() << "QUPnPService::processHttpSubscribeRequest"; + #endif + + QUPnPServiceSubscription subscription; + QString timeout = "0"; + for (int i = 1; i < lines.size(); i++) { + if (lines.at(i).startsWith("CALLBACK:", Qt::CaseInsensitive)) { + QString url = lines.at(i).mid(9).trimmed(); + if (url.startsWith("<") && url.endsWith(">")) + url = url.mid(1, url.size()-2); + subscription.url = QUrl(url); + } else if (lines.at(i).startsWith("TIMEOUT:", Qt::CaseInsensitive)) { + timeout = lines.at(i).mid(8).trimmed(); + } else if (lines.at(i).startsWith("SID:", Qt::CaseInsensitive)) { + // renewing a subscription + subscription.uuid = lines.at(i).mid(4).trimmed(); + } + } + + if (timeout.startsWith("SECOND-", Qt::CaseInsensitive)) + timeout = timeout.mid(7).trimmed(); + bool ok = false; + int iTimeout = timeout.toInt(&ok); + subscription.timeoutTime = QDateTime::currentDateTime().addSecs(iTimeout); + + if (!ok || !subscription.url.isValid()) { + responseHead = "HTTP/1.0 400 Bad Request\r\n"; + return 400; + } + + // no SID header => new subscription => new SID + if (subscription.uuid == "") { + subscription.uuid = QUuid::createUuid().toString(); + subscription.uuid = QStringLiteral("uuid:") + subscription.uuid.mid(1, subscription.uuid.size()-2); + + subscriptions[subscription.uuid] = subscription; + + // delay the notification so that the "HTTP/1.1 200 OK" message comes first + QString uuid = subscription.uuid; + QTimer::singleShot(50, [uuid, this](){ + if (subscriptions.contains(uuid)) + onNewSubscriber(subscriptions[uuid]); + }); + + } else { + // only update the timeout. seq and url must stay the same, uuid would stay the same anyways + if (subscriptions.contains(subscription.uuid)) { + responseHead = "HTTP/1.0 412 Precondition Failed\r\n"; + return 412; + } + subscriptions[subscription.uuid].timeoutTime = subscription.timeoutTime; + } + + responseHead = responseHead + + "SERVER: " + QSysInfo::productType() + "/" + QSysInfo::productVersion() + " UPnP/1.0 " + rootdevice->product + "/" + rootdevice->version + "\r\n" + + "SID: " + subscription.uuid + "\r\n" + + "TIMEOUT: Second-" + QString::number(iTimeout) + "\r\n"; + + return 200; +} + +int QUPnPService::processHttpUnsubscribeRequest(QStringList &lines, QString &responseHead, QByteArray &responseBody) +{ + Q_UNUSED(responseBody); + #ifdef QT_DEBUG + qDebug() << "QUPnPService::processHttpUnsubscribeRequest"; + #endif + + // find SID: header + QString SubscriptionUuid; + for (int i = 1; i < lines.size(); i++) + if (lines.at(i).startsWith("SID:", Qt::CaseInsensitive)) + SubscriptionUuid = lines.at(i).mid(4).trimmed(); + if (SubscriptionUuid == "" || !subscriptions.contains(SubscriptionUuid)) { + responseHead = "HTTP/1.0 412 Precondition Failed\r\n"; + return 412; + } + + subscriptions.remove(SubscriptionUuid); + return 200; +} + +bool QUPnPService::notifySubscriber(QUPnPServiceSubscription &subscription, const QString &propertyName, const QString &propertyValue) +{ + QByteArray notificationBody = (QStringLiteral( + "<e:propertyset xmlns:e=\"urn:schemas-upnp-org:event-1-0\">" + "<e:property>" + "<") + propertyName + ">" + propertyValue + "</" + propertyName + ">" + "</e:property>" + "</e:propertyset>").toUtf8(); + + QString notification = QStringLiteral( + "NOTIFY ") + subscription.url.path() + " HTTP/1.1\r\n" + "HOST: " + subscription.url.host(); + if (subscription.url.port() > 0) + notification += QStringLiteral(":") + QString::number(subscription.url.port()); + notification += "\r\n" + "CONTENT-TYPE: text/xml; charset=utf-8\r\n" + "NT: upnp:event\r\n" + "NTS: upnp:propchange\r\n" + "CONTENT-LENGTH: " + QString::number(notificationBody.size()) + "\r\n" + "SID: " + subscription.uuid + "\r\n" + "SEQ: " + QString::number(subscription.sequenceNumber) + "\r\n" + "CONNECTION: close\r\n" + "\r\n"; + + if (subscription.sequenceNumber >= UINT_MAX) + subscription.sequenceNumber = 1; // not 0! + else + subscription.sequenceNumber++; + + QByteArray message = notification.toUtf8(); + message.append(notificationBody); + #ifdef QT_DEBUG + qDebug() << "QUPnPService::notifySubscriber: " << message; + #endif + + QTcpSocket notificationSocket; + notificationSocket.connectToHost(subscription.url.host(), subscription.url.port(80)); + if (!notificationSocket.waitForConnected(10000)) { + qDebug() << "QUPnPService::notifySubscriber: ERROR could not connect to host"; + return false; + } + + notificationSocket.write(message); + notificationSocket.waitForReadyRead(30000); // See UPnP specification, chapter 4.2.1 + #ifdef QT_DEBUG + qDebug() << "QUPnPService::notifySubscriber RESPONSE: " << message; + #endif + return true; +} + +void QUPnPService::notifyPropertyChanged(const QString &propertyName, const QString &propertyValue) +{ + #ifdef QT_DEBUG + qDebug() << "QUPnPService::notifyPropertyChanged"; + #endif + QDateTime now = QDateTime::currentDateTime(); + QList<QString> expiredSubscriptions; + + for (QString subscriptionKey : subscriptions.keys()) { + QUPnPServiceSubscription &subscription = subscriptions[subscriptionKey]; + bool mustRemove = true; + if (now <= subscription.timeoutTime) + mustRemove = !notifySubscriber(subscription, propertyName, propertyValue); + if (mustRemove) + expiredSubscriptions.push_back(subscriptionKey); + } + + for (QString expiredKey : expiredSubscriptions) + subscriptions.remove(expiredKey); +} + + + +QUPnPBooleanService::QUPnPBooleanService(QObject *parent, QString identifier) + : QUPnPService(parent, identifier) +{ +} + +bool QUPnPBooleanService::doSetState(bool state) +{ +// if (state == this->state) +// return false; + this->state = state; + return true; +} + +void QUPnPBooleanService::setState(bool state) +{ + if (doSetState(state)) { + notifyPropertyChanged("state", state?"1":"0"); + emit this->stateChanged(state); + } else { + emit this->stateChangeFailed(); + } +} + +bool QUPnPBooleanService::getState() +{ + return state; +} + +QString QUPnPBooleanService::getScpd() +{ + return QStringLiteral( + "<scpd xmlns=\"urn:schemas-upnp-org:service-1-0\">" + "<specVersion>" + "<major>1</major>" + "<minor>0</minor>" + "</specVersion>" + + "<actionList>" + "<action>" + "<name>setState</name>" + "<argumentList>" + "<argument>" + "<name>newState</name>" + "<relatedStateVariable>state</relatedStateVariable>" + "<direction>in</direction>" + "</argument>" + "</argumentList>" + "</action>" + "</actionList>" + + "<serviceStateTable>" + "<stateVariable sendEvents=\"yes\">" + "<name>state</name>" + "<dataType>boolean</dataType>" + "<defaultValue>") + (getState()?"1":"0") + "</defaultValue>" + "</stateVariable>" + "</serviceStateTable>" + "</scpd>"; +} + +int QUPnPBooleanService::executeRemoteProcedureCall(QString actionName, QMap<QString, QString> &actionParams, QString &responseHead, QByteArray &responseBody) +{ + #ifdef QT_DEBUG + qDebug() << "QUPnPBooleanService::executeRemoteProcedureCall"; + #endif + + bool ok = false; + int newStateValue = actionParams["newState"].toInt(&ok); + if (actionName.toUpper() != "SETSTATE" || newStateValue < 0 || 1 < newStateValue || !ok) { + responseHead = "HTTP/1.0 400 Bad Request\r\n"; + return 400; + } + + this->setState(newStateValue == 1); + responseHead = QStringLiteral( + "HTTP/1.0 200 OK\r\n" + "CONTENT-TYPE: text/xml; charset=\"utf-8\"\r\n"); + responseBody = (QStringLiteral( + "<s:Envelope xmlns:s=\"http://schemas.xmlsoap.org/soap/envelope/\"" + " s:encodingStyle=\"http://schemas.xmlsoap.org/soap/encoding/\">" + "<s:Body>" + "<u:") + actionName + "Response xmlns:u=\"urn:schemas-upnp-org:service:" + identifier +":1\">" + "</u:" + actionName + "Response>" + "</s:Body>" + "</s:Envelope>").toUtf8(); + return 200; +} + +void QUPnPBooleanService::onNewSubscriber(QUPnPServiceSubscription &subscription) +{ + this->notifySubscriber(subscription, "state", getState()?"1":"0"); +} + + + +QUPnPBooleanServiceProxy::QUPnPBooleanServiceProxy(QObject *parent, QUPnPBooleanService *target, QString identifier) + : QUPnPBooleanService(parent, identifier) + , m_target(target) +{ + if (target) { + connect(target, &QUPnPBooleanService::stateChanged, [this](bool state){ + this->notifyPropertyChanged("state", state?"1":"0"); + emit stateChanged(state); + }); + connect(target, &QUPnPBooleanService::stateChangeFailed, [this](){ + emit stateChangeFailed(); + }); + } +} + +void QUPnPBooleanServiceProxy::setState(bool state) +{ + if (m_target) + m_target->setState(state); +} + +bool QUPnPBooleanServiceProxy::getState() +{ + if (!m_target) + return false; + return m_target->getState(); +} |