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

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