/********************************************************************** ** Copyright (C) 2000-2002 Trolltech AS. All rights reserved. ** ** This file is part of the Qtopia Environment. ** ** This file may be distributed and/or modified under the terms of the ** GNU General Public License version 2 as published by the Free Software ** Foundation and appearing in the file LICENSE.GPL included in the ** packaging of this file. ** ** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE ** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. ** ** See http://www.trolltech.com/gpl/ for GPL licensing information. ** ** Contact info@trolltech.com if any conditions of this licensing are ** not clear to you. ** **********************************************************************/ #include "password.h" #include "config.h" #include "global.h" #include "backend/contact.h" #include <qlabel.h> #include <qlineedit.h> #include <qtextview.h> #include <qstring.h> #include <qapplication.h> #include <qfile.h> //#include <qwindowsystem_qws.h> #include <qdialog.h> #include <unistd.h> //for sleep #include "passwordbase_p.h" class PasswordDialog : public PasswordBase { Q_OBJECT public: PasswordDialog( QWidget* parent = 0, const char* name = 0, WFlags fl = 0 ); ~PasswordDialog(); void clear(); void setPrompt( const QString& ); signals: void passwordEntered( const QString& ); protected: bool eventFilter( QObject*, QEvent* ); void keyPressEvent( QKeyEvent * ); private: void input( QString ); friend class Password; QString text; }; extern "C" char *crypt(const char *key, const char *salt); static QString qcrypt(const QString& k, const char *salt) { return QString::fromUtf8(crypt(k.utf8(),salt)); } /* * Constructs a PasswordDialog which is a child of 'parent', with the * name 'name' and widget flags set to 'f' */ PasswordDialog::PasswordDialog( QWidget* parent, const char* name, WFlags fl ) : PasswordBase( parent, name, fl ) { QRect desk = qApp->desktop()->geometry(); if ( desk.width() < 220 ) { QFont f( font() ); f.setPointSize( 18 ); setFont( f ); f.setPointSize( 12 ); prompt->setFont( f ); } button_0->installEventFilter( this ); button_1->installEventFilter( this ); button_2->installEventFilter( this ); button_3->installEventFilter( this ); button_4->installEventFilter( this ); button_5->installEventFilter( this ); button_6->installEventFilter( this ); button_7->installEventFilter( this ); button_8->installEventFilter( this ); button_9->installEventFilter( this ); button_OK->installEventFilter( this ); setFocus(); } /* * Destroys the object and frees any allocated resources */ PasswordDialog::~PasswordDialog() { // no need to delete child widgets, Qt does it all for us } /*! \reimp */ bool PasswordDialog::eventFilter( QObject*o, QEvent*e ) { if ( e->type() == QEvent::MouseButtonRelease ) { if ( o == button_OK ) { emit passwordEntered( text ); } else { QLabel *l = (QLabel*)o; input(l->text()); } } return FALSE; } /*! \reimp */ void PasswordDialog::keyPressEvent( QKeyEvent * ) { #if 0 if ( e->key() == Key_Enter || e->key() == Key_Return ) emit passwordEntered( text ); else input( e->text() ); #endif } /*! */ void PasswordDialog::input( QString c ) { text += c; display->setText( text ); } /*! */ void PasswordDialog::setPrompt( const QString& s ) { prompt->setText( s ); } void PasswordDialog::clear() { text = ""; input(""); } class PasswdDlg : public QDialog { public: PasswdDlg( QWidget *parent, const char * name, bool modal, bool fullscreen = FALSE ) : QDialog( parent, name, modal, fullscreen ? WStyle_NoBorder | WStyle_Customize | WStyle_StaysOnTop : 0 ), modl(modal) { passw = new PasswordDialog( this ); if ( fullscreen ) { QRect desk = qApp->desktop()->geometry(); setGeometry( 0, 0, desk.width(), desk.height() ); } connect( passw, SIGNAL(passwordEntered(const QString&)), this, SLOT(accept()) ); } void resizeEvent( QResizeEvent * ) { passw->resize( size() ); } void reset() { passw->clear(); } void execNonModal() { if ( !modl ) { reset(); showFullScreen(); do { qApp->enter_loop(); } while (result()!=1); } } void accept() { if ( !modl ) qApp->exit_loop(); QDialog::accept(); } PasswordDialog *passw; bool modl; }; class OwnerDlg : public QDialog { public: OwnerDlg( QWidget *parent, const char * name, Contact c, bool modal, bool fullscreen = FALSE ) : QDialog( parent, name, modal, fullscreen ? WStyle_NoBorder | WStyle_Customize | WStyle_StaysOnTop : 0 ) { if ( fullscreen ) { QRect desk = qApp->desktop()->geometry(); setGeometry( 0, 0, desk.width(), desk.height() ); } // set up contents. QString text = "<H1>" + tr("Owner Information") + "</H1>"; text += c.toRichText(); tv = new QTextView(this); tv->setText(text); tv->viewport()->installEventFilter(this); } void resizeEvent( QResizeEvent * ) { tv->resize( size() ); } bool eventFilter(QObject *o, QEvent *e) { if (e->type() == QEvent::KeyPress || e->type() == QEvent::MouseButtonPress ) { accept(); return TRUE; } return QWidget::eventFilter(o, e); } void mousePressEvent( QMouseEvent * ) { accept(); } private: QTextView *tv; }; /*! Returns a crypted password entered by the user when prompted with \a prompt The returned value is QString::null if the user cancels the operation, or the empty string if the user enters no password (but confirms the dialog). */ QString Password::getPassword( const QString& prompt ) { PasswdDlg pd(0,0,TRUE); pd.passw->setPrompt( prompt ); pd.showMaximized(); int r = pd.exec(); if ( r == QDialog::Accepted ) { if (pd.passw->text.isEmpty()) return ""; else return qcrypt(pd.passw->text,"a0"); } else { return QString::null; } } /*! Return if a prompt for the user's passcode is needed. If \a at_poweron is TRUE, the dialog is only used if the user's preference request it at poweron Opie extension to speed up suspend/resume. */ bool Password::needToAuthenticate(bool at_poweron) { Config cfg("Security"); cfg.setGroup("Passcode"); QString passcode = cfg.readEntry("passcode"); return ( !passcode.isEmpty() && (!at_poweron || cfg.readNumEntry("passcode_poweron",0)) ); } /*! Prompt, fullscreen, for the user's passcode until they get it right. If \a at_poweron is TRUE, the dialog is only used if the user's preference request it at poweron; either way, the screen is always repainted by this function. (this functionality may move to the caller of this function). */ void Password::authenticate(bool at_poweron) { Config cfg("Security"); cfg.setGroup("Passcode"); QString passcode = cfg.readEntry("passcode"); if ( !passcode.isEmpty() && (!at_poweron || cfg.readNumEntry("passcode_poweron",0)) ) { // Do it as a fullscreen modal dialog PasswdDlg pd(0,0,TRUE,TRUE); // see if there is contact information. OwnerDlg *oi = 0; QString vfilename = Global::applicationFileName("addressbook", "businesscard.vcf"); if (QFile::exists(vfilename)) { Contact c; c = Contact::readVCard( vfilename )[0]; oi = new OwnerDlg(0, 0, c, TRUE, TRUE); } pd.reset(); pd.exec(); while (qcrypt(pd.passw->text, "a0") != passcode) { if (oi) oi->exec(); pd.reset(); pd.exec(); } } else if ( at_poweron ) { // refresh screen #### should probably be in caller // Not needed (we took away the screen blacking) TT // Not needed (we have intelligent screen blacking) sandman //if ( qwsServer ) //qwsServer->refresh(); } } #include "password.moc"