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) 2011-2012 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 #include "version.h"
  22
  23 #include <Common/iLogger>
  24 #include <Common/iRegistry>
  25
  26 #include <QtCore>
  27
  28 VER_EXPORT_VERSION_INFO()
  29 Q_EXPORT_PLUGIN2(VER_MODULE_NAME_STR, eVaf::PswGen::Generator::Module)
  30
  31 using namespace eVaf;
  32 using namespace eVaf::PswGen;
  33 using namespace eVaf::PswGen::Generator;
  34
  35 //-------------------------------------------------------------------
  36
  37 Module::Module()
  38     : Plugins::iPlugin()
  39 {
  40     setObjectName(QString("%1.%2").arg(VER_MODULE_NAME_STR).arg(__FUNCTION__));
  41
  42     mGenerator = new Internal::GeneratorImpl;
  43
  44     EVAF_INFO("%s created", qPrintable(objectName()));
  45 }
  46
  47 Module::~Module()
  48 {
  49     delete mGenerator;
  50
  51     EVAF_INFO("%s destroyed", qPrintable(objectName()));
  52 }
  53
  54 bool Module::init(QString const & args)
  55 {
  56     Q_UNUSED(args);
  57
  58     EVAF_INFO("%s initialized", qPrintable(objectName()));
  59
  60     return true;
  61 }
  62
  63 void Module::done()
  64 {
  65     EVAF_INFO("%s finalized", qPrintable(objectName()));
  66 }
  67
  68
  69 //-------------------------------------------------------------------
  70
  71 using namespace eVaf::PswGen::Generator::Internal;
  72
  73 GeneratorImpl::GeneratorImpl()
  74     : QObject()
  75 {
  76     setObjectName(QString("%1.iGenerator").arg(VER_MODULE_NAME_STR));
  77
  78     Common::iRegistry::instance()->registerInterface("iGenerator", this);
  79
  80     EVAF_INFO("%s created", qPrintable(objectName()));
  81 }
  82
  83 GeneratorImpl::~GeneratorImpl()
  84 {
  85     EVAF_INFO("%s destroyed", qPrintable(objectName()));
  86 }
  87
  88 QString GeneratorImpl::generatePassword(QString const & name, QString const & masterPassword, int length, uint flags) const
  89 {
  90     Q_UNUSED(flags);
  91
  92     QByteArray inputString = QString("%1%2").arg(name).arg(masterPassword).toLatin1();
  93     QCryptographicHash hash(QCryptographicHash::Md5);
  94     hash.addData(inputString);
  95     QByteArray result = hash.result().toBase64();
  96     if (length > 0)
  97         result.resize(length);
  98
  99     if (flags & uint(ALPHANUMERIC)) {
 100         // Convert all characters to alpha-numeric
 101         for (int i = 0; i < result.size(); ++i) {
 102             unsigned char c = result.at(i);
 103             while (isalnum(c) == 0)
 104                 c++;
 105             result[i] = c;
 106         }
 107     }
 108
 109     return result;
 110 }