Add a check for whether the daemon is starting the first time this boot

4 files changed, 28 insertions, 5 deletions

diff --git a/daemon/logger.cpp b/daemon/logger.cpp
index 65b5c2b..d4b4d14 100644
--- a/daemon/logger.cpp
+++ b/daemon/logger.cpp
@@ -35,6 +35,7 @@ Logger::Logger(QObject *parent)  :
 void Logger::setup() {
     m_iface = new QDBusInterface("com.nokia.mce","/com/nokia/mce/signal", "com.nokia.mce.signal", QDBusConnection::systemBus());
     settings = new QSettings;
+    daemonFresh = getDaemonFresh();
 
     heartrateSensorEnabled = this->settings->value("heartrateSensor/enabled",true).toBool();
     stepCounterEnabled = this->settings->value("stepCounter/enabled",true).toBool();
@@ -46,7 +47,7 @@ void Logger::setup() {
 
 //initialise step counter
     if (stepCounterEnabled) {
-        m_stepCounter = new StepCounterPlugin(this,settings->value("stepCounter/interval",600000).toInt());
+        m_stepCounter = new StepCounterPlugin(this,settings->value("stepCounter/interval",600000).toInt(),daemonFresh);
     }
 
     if(!m_iface->isValid()) {
@@ -89,6 +90,26 @@ void Logger::triggerRecording() {
     }
 }
 
+bool Logger::getDaemonFresh() {
+    QFile file("/proc/sys/kernel/random/boot_id");
+    if (!file.open(QIODevice::ReadOnly | QIODevice::Text)) {
+        qDebug() << "failed to open bootId";
+        return 0;
+    }
+    QTextStream inStream(&file);
+    QString currBootId = inStream.readAll().trimmed();
+    file.close();
+    QSettings settings("asteroid","sensorlogd");
+    if(currBootId == settings.value("lastBootId","")) {
+        qDebug() << "daemon is not starting for first time this boot";
+        return false;
+    } else {
+        settings.setValue("lastBootId",currBootId);
+        qDebug() << "daemon is starting for first time this boot";
+        return true;
+    }
+}
+
 void fileAddRecord(QString sensorPrefix, QString logdata, QDateTime recordTime) { //adds a record to today's log file for the given sensor
     qDebug() << fileNameForDate(recordTime.date(), sensorPrefix);
     QFile file(fileNameForDate(recordTime.date(), sensorPrefix));
@@ -135,3 +156,4 @@ void setupFilePath(QString sensorPrefix) {
     QDir::root().mkpath(settings.value("loggerRootPath",QStandardPaths::writableLocation(QStandardPaths::HomeLocation) + "/.asteroid-sensorlogd/").toString() + sensorPrefix);
 }
 
+
diff --git a/daemon/logger.h b/daemon/logger.h
index 515adb2..2eff33f 100644
--- a/daemon/logger.h
+++ b/daemon/logger.h
@@ -42,7 +42,9 @@ private:
     HeartrateSensorPlugin *m_heartrateSensor;
     bool stepCounterEnabled = false;
     StepCounterPlugin *m_stepCounter;
+    bool daemonFresh;
     QSettings *settings;
+    bool getDaemonFresh();
 
 };
     void fileAddRecord(QString sensorPrefix, QString logdata, QDateTime recordTime = QDateTime::currentDateTime()); //adds a record to today's log file for the given sensor
diff --git a/daemon/sensorPlugins/stepCounter.cpp b/daemon/sensorPlugins/stepCounter.cpp
index 7dd8627..f502083 100644
--- a/daemon/sensorPlugins/stepCounter.cpp
+++ b/daemon/sensorPlugins/stepCounter.cpp
@@ -21,7 +21,7 @@
 
 #include "stepCounter.h"
 
-StepCounterPlugin::StepCounterPlugin(QObject *parent, int initInterval)  :
+StepCounterPlugin::StepCounterPlugin(QObject *parent, int initInterval, bool daemonFresh)  :
     QObject(parent){
     interval = initInterval;
 
@@ -33,13 +33,12 @@ StepCounterPlugin::StepCounterPlugin(QObject *parent, int initInterval)  :
     connect(recordIntervalTimer,SIGNAL(timeout()),this,SLOT(triggerRecording()));
     recordIntervalTimer->setSingleShot(true);
     recordIntervalTimer->start(interval);
-
     QDateTime currDateTime = QDateTime::currentDateTime();
 
     setupFilePath(sensorPathPrefix);
     while (!stepcounterSensor->isActive()) {}
 
-    if (dayFileExists(sensorPathPrefix)) {
+    if (dayFileExists(sensorPathPrefix) && daemonFresh) {
         QStringList lastLineData = fileGetPrevRecord(sensorPathPrefix);
         lastRecordTime = QDateTime::currentDateTime();
         stepcounterSensor->reading()->setSteps(lastLineData[1].toInt() + stepcounterSensor->reading()->steps()); // we add the last recorded value from today to the current value. This 'recovers' the steps from between reboots. I'm not sure how this will work on catfish or medaka.
diff --git a/daemon/sensorPlugins/stepCounter.h b/daemon/sensorPlugins/stepCounter.h
index 27dc01e..a6475f5 100644
--- a/daemon/sensorPlugins/stepCounter.h
+++ b/daemon/sensorPlugins/stepCounter.h
@@ -22,7 +22,7 @@ class StepCounterPlugin : public QObject
 {
     Q_OBJECT
 public:
-    explicit StepCounterPlugin(QObject *parent = 0, int initInterval = 600000);
+    explicit StepCounterPlugin(QObject *parent = 0, int initInterval = 600000, bool daemonFresh = false);
     virtual ~StepCounterPlugin() {};
 
     void timeUpdate();