vcs.maemo.org Git - qtmeetings/blob - src/UserInterface/Utils/PasswordDialog.cpp

   1 #include "PasswordDialog.h"
   2
   3 #include <QLineEdit>
   4 #include <QPushButton>
   5 #include <QVBoxLayout>
   6 #include <QByteArray>
   7 #include <QCryptographicHash>
   8 #include <QtDebug>
   9 #include <QLabel>
  10
  11 PasswordDialog::PasswordDialog( const QString &aPassword, const QString &aText, const QString &aTitle, QWidget *aParent ) :
  12                 QDialog( aParent )
  13 {
  14         setWindowTitle( aTitle.isNull() ? tr( "Enter password" ) : aTitle );
  15         setModal( true );
  16
  17         iPasswordHash = aPassword.toUtf8();
  18
  19         /* Create the layout:
  20
  21         .--------title---------.
  22         | text                 |
  23         |                      |
  24         | [***_______________] |
  25         | [Cancel]      [ OK ] |
  26         '----------------------'
  27         */
  28
  29         QVBoxLayout *layout = new QVBoxLayout;
  30
  31         if ( !aText.isNull() )
  32         {
  33                 QLabel *text = new QLabel( aText );
  34                 layout->addWidget( text );
  35                 layout->addStretch();
  36         }
  37
  38         iPasswordEdit = new QLineEdit;
  39         iPasswordEdit->setEchoMode( QLineEdit::Password );
  40         layout->addWidget( iPasswordEdit );
  41
  42         QHBoxLayout *buttonLayout = new QHBoxLayout;
  43         QPushButton *buttonOK = new QPushButton( tr( "OK" ) );
  44         QPushButton *buttonCancel = new QPushButton( tr( "Cancel" ) );
  45
  46         buttonLayout->addStretch();
  47         buttonLayout->addWidget( buttonOK );
  48         buttonLayout->addWidget( buttonCancel );
  49         buttonLayout->addStretch();
  50         layout->addSpacing( 5 );
  51         layout->addLayout( buttonLayout );
  52
  53         // Connect the user action signals to corresponding slots
  54         connect( buttonOK, SIGNAL( pressed() ), this, SLOT( okButtonPressed() ) );
  55         connect( buttonCancel, SIGNAL( pressed() ), this, SLOT( cancelButtonPressed() ) );
  56
  57         // Enable the layout
  58         setLayout( layout );
  59 }
  60
  61 PasswordDialog::~PasswordDialog()
  62 {
  63 }
  64
  65 void PasswordDialog::okButtonPressed()
  66 {
  67         qDebug() << "PasswordDialog::okButtonPressed()";
  68
  69         // Get md5 hash from the password entered to the dialog
  70         QCryptographicHash *hash = new QCryptographicHash( QCryptographicHash::Md5 );
  71         hash->addData( iPasswordEdit->text().toUtf8() );
  72         QByteArray userpw = hash->result();
  73         delete hash;
  74
  75         close();
  76
  77         // Compare the password hashes and emit corresponding signal tellin if the password was correct
  78         if ( iPasswordHash == userpw.toHex() )
  79         {
  80                 emit passwordEntered( PasswordDialog::Correct );
  81                 qDebug() << "Password OK";
  82         }
  83         else
  84         {
  85                 emit passwordEntered( PasswordDialog::Incorrect );
  86                 qDebug() << "Incorrect password!";
  87         }
  88 }
  89
  90 void PasswordDialog::cancelButtonPressed()
  91 {
  92         qDebug() << "PasswordDialog::cancelButtonPressed()";
  93
  94         close();
  95         emit passwordEntered( PasswordDialog::Canceled );
  96 }
  97