vaikene.ee Git - evaf/blob - src/apps/PswGen/Generator/module.cpp

   1 /**
   2  * @file PswGen/Generator/module.cpp
   3  * @brief Implementation of the iGenerator interface
   4  * @author Enar Vaikene
   5  *
   6  * Copyright (c) 2011-2019 Enar Vaikene
   7  *
   8  * This file is part of the eVaf C++ cross-platform application development framework.
   9  *
  10  * This file can be used under the terms of the GNU General Public License
  11  * version 3.0 as published by the Free Software Foundation and appearing in
  12  * the file LICENSE included in the packaging of this file. Please review the
  13  * the following information to ensure the GNU General Public License version
  14  * 3.0 requirements will be met: http://www.gnu.org/copyleft/gpl.html.
  15  *
  16  * Alternatively, this file may be used in accordance with the Commercial License
  17  * Agreement provided with the Software.
  18  */
  19
  20 #include "module.h"
  21
  22 #include <Common/iLogger>
  23 #include <Common/iRegistry>
  24
  25 #include <QtCore>
  26
  27 VER_EXPORT_VERSION_INFO()
  28
  29 using namespace eVaf;
  30 using namespace eVaf::PswGen;
  31 using namespace eVaf::PswGen::Generator;
  32
  33 //-------------------------------------------------------------------
  34
  35 Module::Module()
  36     : Plugins::iPlugin()
  37 {
  38     setObjectName(QString("%1.%2").arg(VER_MODULE_NAME_STR).arg(__FUNCTION__));
  39
  40     mGenerator = new Internal::GeneratorImpl;
  41
  42     EVAF_INFO("%s created", qPrintable(objectName()));
  43 }
  44
  45 Module::~Module()
  46 {
  47     delete mGenerator;
  48
  49     EVAF_INFO("%s destroyed", qPrintable(objectName()));
  50 }
  51
  52 bool Module::init(QString const & args)
  53 {
  54     Q_UNUSED(args)
  55
  56     EVAF_INFO("%s initialized", qPrintable(objectName()));
  57
  58     return true;
  59 }
  60
  61 void Module::done()
  62 {
  63     EVAF_INFO("%s finalized", qPrintable(objectName()));
  64 }
  65
  66
  67 //-------------------------------------------------------------------
  68
  69 using namespace eVaf::PswGen::Generator::Internal;
  70
  71 GeneratorImpl::GeneratorImpl()
  72     : QObject()
  73 {
  74     setObjectName(QString("%1.iGenerator").arg(VER_MODULE_NAME_STR));
  75
  76     Common::iRegistry::instance()->registerInterface("iGenerator", this);
  77
  78     EVAF_INFO("%s created", qPrintable(objectName()));
  79 }
  80
  81 GeneratorImpl::~GeneratorImpl()
  82 {
  83     EVAF_INFO("%s destroyed", qPrintable(objectName()));
  84 }
  85
  86 QString GeneratorImpl::generatePassword(QString const & name, QString const & masterPassword, int length, uint flags) const
  87 {
  88     Q_UNUSED(flags)
  89
  90     QByteArray inputString = QString("%1%2").arg(name).arg(masterPassword).toLatin1();
  91     QCryptographicHash hash(QCryptographicHash::Md5);
  92     hash.addData(inputString);
  93     QByteArray result = hash.result().toBase64();
  94     if (length > 0)
  95         result.resize(length);
  96
  97     if (flags & uint(ALPHANUMERIC)) {
  98         // Convert all characters to alpha-numeric
  99         for (int i = 0; i < result.size(); ++i) {
 100             char c = result.at(i);
 101             while (isalnum(c) == 0)
 102                 c++;
 103             result[i] = c;
 104         }
 105     }
 106
 107     return result;
 108 }