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         iText = new QLabel( aText );
  32         layout->addWidget( iText );
  33         layout->addStretch();
  34
  35         iPasswordEdit = new QLineEdit;
  36         iPasswordEdit->setEchoMode( QLineEdit::Password );
  37         layout->addWidget( iPasswordEdit );
  38
  39         QHBoxLayout *buttonLayout = new QHBoxLayout;
  40         QPushButton *buttonOK = new QPushButton( tr( "OK" ) );
  41         QPushButton *buttonCancel = new QPushButton( tr( "Cancel" ) );
  42
  43         buttonLayout->addStretch();
  44         buttonLayout->addWidget( buttonOK );
  45         buttonLayout->addWidget( buttonCancel );
  46         buttonLayout->addStretch();
  47         layout->addSpacing( 5 );
  48         layout->addLayout( buttonLayout );
  49
  50         // Connect the user action signals to corresponding slots
  51         connect( buttonOK, SIGNAL( released() ), this, SLOT( okButtonPressed() ) );
  52         connect( buttonCancel, SIGNAL( released() ), this, SLOT( cancelButtonPressed() ) );
  53
  54         // Enable the layout
  55         setLayout( layout );
  56 }
  57
  58 PasswordDialog::~PasswordDialog()
  59 {
  60 }
  61
  62 void PasswordDialog::okButtonPressed()
  63 {
  64         qDebug() << "PasswordDialog::okButtonPressed()";
  65
  66         // Get md5 hash from the password entered to the dialog
  67         QCryptographicHash *hash = new QCryptographicHash( QCryptographicHash::Md5 );
  68         hash->addData( iPasswordEdit->text().toUtf8() );
  69         QByteArray userpw = hash->result();
  70         delete hash;
  71
  72         close();
  73
  74         // Compare the password hashes and emit corresponding signal tellin if the password was correct
  75         if ( iPasswordHash == userpw.toHex() )
  76         {
  77                 emit passwordEntered( PasswordDialog::Correct );
  78                 qDebug() << "Password OK";
  79         }
  80         else
  81         {
  82                 emit passwordEntered( PasswordDialog::Incorrect );
  83                 qDebug() << "Incorrect password!";
  84         }
  85 }
  86
  87 void PasswordDialog::cancelButtonPressed()
  88 {
  89         qDebug() << "PasswordDialog::cancelButtonPressed()";
  90
  91         close();
  92         emit passwordEntered( PasswordDialog::Canceled );
  93 }
  94
  95 void PasswordDialog::update( const QString &aText )
  96 {
  97         qDebug() << "PasswordDialog::update()";
  98         iText->setText( aText );
  99 }