Added update prompt at startup if update is detected

generaldialog.cpp

@@ -3,6 +3,7 @@
 
 #include <QFile>
 #include <QDebug>
+#include <QProcess>
 
 generalDialog::generalDialog(QWidget *parent) :
     QDialog(parent),
@@ -35,6 +36,15 @@ generalDialog::generalDialog(QWidget *parent) :
         this->adjustSize();
         string_writeconfig("/inkbox/resetDialog", "false");
     }
+    if(checkconfig("/inkbox/updateDialog") == true) {
+        updateDialog = true;
+        ui->okBtn->setText("Update");
+        ui->cancelBtn->setText("Not now");
+        ui->bodyLabel->setText("Do you want to update InkBox now?");
+        ui->headerLabel->setText("Update available");
+        this->adjustSize();
+        string_writeconfig("/inkbox/updateDialog", "false");
+    }
     else {
         // We shouldn't be there ;)
         ;
@@ -51,6 +61,10 @@ void generalDialog::on_cancelBtn_clicked()
     if(resetDialog == true) {
         generalDialog::close();
     }
+    if(updateDialog == true) {
+        string_writeconfig("/tmp/cancelUpdateDialog", "true");
+        generalDialog::close();
+    }
 }
 
 void generalDialog::on_okBtn_clicked()
@@ -59,4 +73,14 @@ void generalDialog::on_okBtn_clicked()
         // Reset the device ... some code to come
         ;
     }
+    if(updateDialog == true) {
+        string_writeconfig("/mnt/onboard/onboard/.inkbox/can_really_update", "true");
+        string_writeconfig("/external_root/opt/update/will_update", "true");
+        string_writeconfig("/external_root/boot/flags/WILL_UPDATE", "true");
+        QString prog ("reboot");
+        QStringList args;
+        QProcess *proc = new QProcess();
+        proc->start(prog, args);
+        proc->waitForFinished();
+    }
 }

generaldialog.h

@@ -20,6 +20,7 @@ public:
     explicit generalDialog(QWidget *parent = nullptr);
     ~generalDialog();
     bool resetDialog = false;
+    bool updateDialog = false;
     bool checkconfig(QString file) {
         QFile config(file);
         config.open(QIODevice::ReadWrite);

main.cpp

@@ -15,6 +15,7 @@
 
 #include "mainwindow.h"
 #include "alert.h"
+#include "generaldialog.h"
 #include <QApplication>
 #include <QFile>
 #include <QTextStream>

mainwindow.cpp

@@ -418,6 +418,17 @@ MainWindow::MainWindow(QWidget *parent)
         }
     }
 
+    // Check for an update and ask if the user wants to install it
+    if(checkconfig("/mnt/onboard/onboard/.inkbox/can_update") == true) {
+        if(checkconfig("/tmp/cancelUpdateDialog") == false) {
+            // I'm sorry.
+            QTimer::singleShot(2000, this, SLOT(openUpdateDialog()));
+        }
+        else {
+            qDebug() << "Not showing update dialog, user dismissed it...";
+        }
+    }
+
     // Check if it's the first boot since an update and confirm that it installed successfully
     if(checkconfig("/opt/inkbox_genuine") == true) {
         if(checkconfig("/external_root/opt/update/inkbox_updated") == true) {
@@ -439,6 +450,18 @@ MainWindow::~MainWindow()
     delete ui;
 }
 
+void MainWindow::openUpdateDialog() {
+    updateDialog = true;
+    // We write to a temporary file to show a "Reset" prompt
+    string_writeconfig("/inkbox/updateDialog", "true");
+
+    // We show the dialog
+    generalDialogWindow = new generalDialog(this);
+    generalDialogWindow->setAttribute(Qt::WA_DeleteOnClose);
+    generalDialogWindow->show();
+    QApplication::processEvents();
+}
+
 void MainWindow::on_settingsBtn_clicked()
 {
     settingsWindow = new settings();

mainwindow.h

@@ -30,6 +30,8 @@ public:
     bool existing_recent_books = false;
     bool reboot_after_update = false;
     int batt_level_int;
+    bool updateDialog = false;
+    int timerTime = 0;
     QString checkconfig_str_val;
     QString relative_path;
     QString batt_level;
@@ -47,6 +49,20 @@ public:
         }
         config.close();
     };
+    bool checkconfig_rw(QString file) {
+        QFile config(file);
+        config.open(QIODevice::ReadWrite);
+        QTextStream in (&config);
+        const QString content = in.readAll();
+        string contentstr = content.toStdString();
+        if(contentstr.find("true") != std::string::npos) {
+            return true;
+        }
+        else {
+            return false;
+        }
+        config.close();
+    };
     void writeconfig(string file, string config) {
             ofstream fhandler;
             fhandler.open(file);
@@ -137,22 +153,15 @@ public slots:
 private slots:
     void on_settingsBtn_clicked();
     void on_appsBtn_clicked();
-
     void on_pushButton_clicked();
-
     void on_searchBtn_clicked();
-
     void on_quitBtn_clicked();
-
     void on_book1Btn_clicked();
-
     void on_book2Btn_clicked();
-
     void on_book3Btn_clicked();
-
     void on_book4Btn_clicked();
-
     void on_brightnessBtn_clicked();
+    void openUpdateDialog();
 
 private:
     Ui::MainWindow *ui;

mainwindow.ui

@@ -366,7 +366,9 @@
         </item>
        </layout>
       </widget>
-      <widget class="QWidget" name="page_2"/>
+      <widget class="QWidget" name="page_2">
+       <layout class="QVBoxLayout" name="verticalLayout_3"/>
+      </widget>
      </widget>
     </item>
     <item>