Write generated hash to a file.

Author: tinvaan

license-check-console.pro.user

@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <!DOCTYPE QtCreatorProject>
-<!-- Written by QtCreator 4.2.1, 2017-02-19T03:10:13. -->
+<!-- Written by QtCreator 4.2.1, 2017-02-19T16:19:10. -->
 <qtcreator>
  <data>
   <variable>EnvironmentId</variable>

license.cpp

@@ -1,12 +1,42 @@
 #include "license.h"
 
+#include <string>
+#include <iostream>
+
+#include <QFile>
+#include <QDebug>
+#include <QTextStream>
 #include <QCryptographicHash>
 
+void License::printLicenseHash() const
+{
+    std::string str = _licenseHash.toStdString();
+    std::cout << "[ " << str << " ]";
+
+    qDebug() << QString::fromStdString(str);
+}
+
 QByteArray License::generateLicenseHash(QByteArray addr)
 {
     return QCryptographicHash::hash(addr, QCryptographicHash::Md4);
 }
 
+void License::saveToFile(QString fileName, QString path)
+{
+    QFile file(fileName);
+    QDir::setCurrent(path);
+
+    if ( !file.open(QIODevice::WriteOnly | QIODevice::Text) ) {
+        qDebug() << "Failed to open file.";
+        return;
+    }
+
+    QTextStream stream(&file);
+    foreach(char c, _licenseHash) {
+        stream << c;
+    }
+}
+
 QDate License::getExpiryDate() const
 {
     return _expiryDate;

license.h

@@ -1,36 +1,44 @@
 #ifndef LICENSE_H
 #define LICENSE_H
 
-#include <QHash>
+#include <QDir>
 #include <QDate>
-//#include <QFile>
+#include <QString>
 #include <QByteArray>
 
 class License
 {
 public:
     // Constructors
     License() :
-        _macAddress(""), _expiryDate(QDate::currentDate()), _licenseHash("") {}
+        _macAddress(""), _expiryDate(QDate::currentDate()), _licenseHash("")
+    {
+        saveToFile(QString("test.txt"));
+    }
 
     License(QString mac):
         _macAddress(mac), _expiryDate(QDate::currentDate())
     {
-        _licenseHash = generateLicenseHash(_macAddress.toLatin1());
+        _licenseHash = generateLicenseHash(_macAddress.toUtf8());
+        saveToFile(QString("test.txt"));
     }
 
     License(QString mac, QDate expiry) :
         _macAddress(mac),
         _expiryDate(expiry)
     {
-        _licenseHash = generateLicenseHash(_macAddress.toLatin1());
+        _licenseHash = generateLicenseHash(_macAddress.toUtf8());
+        saveToFile(QString("test.txt"));
     }
 
+    // Print the generated license hash
+    void printLicenseHash() const;
+
     // Generate the Hash from a MAC addr
     QByteArray generateLicenseHash(QByteArray addr);
 
     // Write the generated license hash and expiry date to a file
-    //void saveToFile();
+    void saveToFile(QString fileName, QString path=QDir::homePath());
 
     // Getter methods
     QDate getExpiryDate() const;

main.cpp

@@ -22,6 +22,7 @@ int main(int argc, char *argv[])
     Validate v(l);
 
     v.isValidLicense() ? qDebug() << "Valid License" : qDebug() << "Invalid License" ;
+    l->printLicenseHash();
 
     return a.exec();
 }