Code that works until the last step, then crashes the binary

src/functions.h

@@ -97,6 +97,7 @@ namespace global {
         inline bool encfsDialog;
         inline bool vncDialog;
         inline bool wifiPassphraseDialog;
+        inline bool telemetryMessageDialog;
         inline QString keyboardText;
         inline QString keypadText;
         inline bool embed = true;
@@ -232,6 +233,14 @@ namespace global {
     namespace telemetry {
         inline bool enabled = false;
         inline bool telemetryDialog = false;
+        namespace collectedData {
+            inline QString message;
+            inline QString deviceUID;
+            inline QString systemVersion;
+            inline QString device;
+            inline bool deviceRooted;
+            inline bool developerKeyInstalled;
+        }
     }
     inline QString systemInfoText;
     inline bool forbidOpenSearchDialog;
@@ -582,7 +591,7 @@ namespace {
             proc->deleteLater();
         }
     }
-    void getUID() {
+    QString getUID() {
         QString prog ("dd");
         QStringList args;
         args << "if=/dev/mmcblk0" << "bs=512" << "skip=1" << "count=1" << "status=none";
@@ -594,6 +603,8 @@ namespace {
         deviceUID = deviceUID.left(256);
 
         proc->deleteLater();
+
+        return deviceUID;
     }
     void getKernelVersion() {
         QString prog ("uname");
@@ -1221,6 +1232,36 @@ namespace {
         fhandler << str.toStdString();
         fhandler.close();
     }
+    QJsonObject collectDeviceInformation() {
+        global::telemetry::collectedData::deviceUID = getUID();
+        global::telemetry::collectedData::systemVersion = readFile("/opt/version").trimmed();
+        global::telemetry::collectedData::device = global::deviceID.trimmed();
+        if(checkconfig("/external_root/opt/root/rooted")) {
+            global::telemetry::collectedData::deviceRooted = "true";
+        }
+        else {
+            global::telemetry::collectedData::deviceRooted = "false";
+        }
+        if(checkconfig("/external_root/opt/developer/valid-key")) {
+            global::telemetry::collectedData::developerKeyInstalled = "true";
+        }
+        else {
+            global::telemetry::collectedData::developerKeyInstalled = "false";
+        }
+
+        QJsonObject data;
+        data.insert("UID", global::telemetry::collectedData::deviceUID);
+        data.insert("SystemVersion", global::telemetry::collectedData::systemVersion);
+        data.insert("DeviceModel", global::telemetry::collectedData::device);
+        data.insert("DeviceRooted", global::telemetry::collectedData::deviceRooted);
+        data.insert("DeveloperKeyInstalled", global::telemetry::collectedData::developerKeyInstalled);
+        data.insert("Message", global::telemetry::collectedData::message);
+
+        return(data);
+    }
+    bool sendDeviceInformation(QJsonObject data) {
+        qDebug() << data;
+    }
 }
 
 #endif // FUNCTIONS_H

src/homeWidget/mainwindow.cpp

@@ -1099,6 +1099,27 @@ void MainWindow::openTelemetryDialog() {
     global::telemetry::telemetryDialog = true;
 
     generalDialogWindow = new generalDialog(this);
+    QObject::connect(generalDialogWindow, &generalDialog::destroyed, this, &MainWindow::openTelemetryMessageDialog);
     generalDialogWindow->setAttribute(Qt::WA_DeleteOnClose);
     QApplication::processEvents();
 }
+
+void MainWindow::openTelemetryMessageDialog() {
+    if(global::keyboard::telemetryMessageDialog == true) {
+        log("Showing telemetry message dialog", className);
+        global::keyboard::keyboardDialog = true;
+        global::keyboard::keyboardText = "";
+        generalDialogWindow = new generalDialog(this);
+        QObject::connect(generalDialogWindow, &generalDialog::destroyed, this, &MainWindow::sendDeviceInformationSlot);
+        generalDialogWindow->setAttribute(Qt::WA_DeleteOnClose);
+        QApplication::processEvents();
+    }
+}
+
+void MainWindow::sendDeviceInformationSlot() {
+    QJsonObject data = collectDeviceInformation();
+    qDebug() << data;
+    sendDeviceInformation(data);
+    writeFile("/mnt/onboard/.adds/inkbox/.config/24-telemetry/asked", "true");
+    writeFile("/mnt/onboard/.adds/inkbox/.config/24-telemetry/enabled", "true");
+}

src/homeWidget/mainwindow.h

@@ -104,6 +104,8 @@ private slots:
     void launchOnlineLibrary();
     void on_audioBtn_clicked();
     void openTelemetryDialog();
+    void openTelemetryMessageDialog();
+    void sendDeviceInformationSlot();
 
 private:
     Ui::MainWindow * ui;

src/localLibrary/locallibrarywidget.cpp

@@ -177,10 +177,10 @@ void localLibraryWidget::setupDatabase() {
     // Determine maximum page number
     booksNumber = databaseJsonArrayList.size();
     if(folderFeatureEnabled == false) {
-           pagesNumber = std::ceil((double)booksNumber / buttonsNumber);
+        pagesNumber = std::ceil((double)booksNumber / buttonsNumber);
     }
     else {
-           calculateMaximumPagesNumberForFolders();
+        calculateMaximumPagesNumberForFolders();
     }
     if(databaseJsonArrayList.isEmpty()) {
         log("Database is empty", className);

src/widgets/dialogs/generaldialog.cpp

@@ -309,6 +309,12 @@ void generalDialog::on_cancelBtn_clicked()
             log("User declined telemetry request", className);
             writeFile("/mnt/onboard/.adds/inkbox/.config/24-telemetry/asked", "true");
         }
+        else if(global::keyboard::telemetryMessageDialog == true) {
+            global::keyboard::telemetryMessageDialog = false;
+            global::keyboard::keyboardText = "";
+            global::telemetry::collectedData::message = "";
+            log("No message to be sent along with collected data", className);
+        }
         generalDialog::close();
     }
 }
@@ -550,6 +556,20 @@ void generalDialog::on_okBtn_clicked()
                 showToast("Please type in the required argument");
             }
         }
+        else if(global::keyboard::telemetryMessageDialog == true) {
+            if(!global::keyboard::keyboardText.isEmpty()) {
+                global::telemetry::collectedData::message = global::keyboard::keyboardText;
+                global::keyboard::keyboardText = "";
+                global::keyboard::telemetryMessageDialog = false;
+                global::keyboard::keyboardDialog = false;
+                log("Message to be sent along with collected data is: " + global::telemetry::collectedData::message, className);
+                this->close();
+            }
+            else {
+                global::toast::delay = 3000;
+                showToast("Please type in the required argument");
+            }
+        }
         else {
             global::keyboard::keyboardDialog = false;
             generalDialog::close();
@@ -580,7 +600,7 @@ void generalDialog::on_okBtn_clicked()
     }
     else if(global::telemetry::telemetryDialog == true) {
         global::telemetry::telemetryDialog = false;
-
+        global::keyboard::telemetryMessageDialog = true;
         generalDialog::close();
     }
 }
@@ -677,6 +697,12 @@ void generalDialog::setupKeyboardDialog() {
         ui->okBtn->setText("OK");
         ui->cancelBtn->setText("Cancel");
     }
+    else if(global::keyboard::telemetryMessageDialog == true) {
+        ui->headerLabel->setWordWrap(true);
+        ui->headerLabel->setText("If you'd like, feel free to send us a random message along with the collected data");
+        ui->okBtn->setText("Continue");
+        ui->cancelBtn->setText("No, thanks");
+    }
     else {
         ui->headerLabel->setText("Enter a string");
         ui->okBtn->setText("OK");