/* * This file is part of the KDE libraries * Copyright (c) 2001 Michael Goffioul * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Library General Public * License version 2 as published by the Free Software Foundation. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Library General Public License for more details. * * You should have received a copy of the GNU Library General Public License * along with this library; see the file COPYING.LIB. If not, write to * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, * Boston, MA 02110-1301, USA. **/ #include "kdeprintd.h" #include "kprintprocess.h" #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include extern "C" { KDE_EXPORT KDEDModule *create_kdeprintd(const QCString& name) { return new KDEPrintd(name); } } class StatusWindow : public QWidget { public: StatusWindow(int pid = -1); void setMessage(const QString&); int pid() const { return m_pid; } private: QLabel *m_label; QPushButton *m_button; int m_pid; QLabel *m_icon; }; StatusWindow::StatusWindow(int pid) : QWidget(NULL, "StatusWindow", WType_TopLevel|WStyle_DialogBorder|WStyle_StaysOnTop|WDestructiveClose), m_pid(pid) { m_label = new QLabel(this); m_label->setAlignment(AlignCenter); m_button = new KPushButton(KStdGuiItem::close(), this); m_icon = new QLabel(this); m_icon->setPixmap(DesktopIcon("fileprint")); m_icon->setAlignment(AlignCenter); KWin::setIcons(winId(), *(m_icon->pixmap()), SmallIcon("fileprint")); QGridLayout *l0 = new QGridLayout(this, 2, 3, 10, 10); l0->setRowStretch(0, 1); l0->setColStretch(1, 1); l0->addMultiCellWidget(m_label, 0, 0, 1, 2); l0->addWidget(m_button, 1, 2); l0->addMultiCellWidget(m_icon, 0, 1, 0, 0); connect(m_button, SIGNAL(clicked()), SLOT(hide())); resize(200, 50); } void StatusWindow::setMessage(const QString& msg) { //QSize oldSz = size(); m_label->setText(msg); //QSize sz = m_label->sizeHint(); //sz += QSize(layout()->margin()*2, layout()->margin()*2+layout()->spacing()+m_button->sizeHint().height()); // dialog will never be smaller //sz = sz.expandedTo(oldSz); //resize(sz); //setFixedSize(sz); //layout()->activate(); } //***************************************************************************************************** KDEPrintd::KDEPrintd(const QCString& obj) : KDEDModule(obj) { m_processpool.setAutoDelete(true); m_windows.setAutoDelete(false); m_requestsPending.setAutoDelete( true ); } KDEPrintd::~KDEPrintd() { } int KDEPrintd::print(const QString& cmd, const QStringList& files, bool remflag) { KPrintProcess *proc = new KPrintProcess; QString command(cmd); QRegExp re( "\\$out\\{([^}]*)\\}" ); connect(proc,SIGNAL(printTerminated(KPrintProcess*)),SLOT(slotPrintTerminated(KPrintProcess*))); connect(proc,SIGNAL(printError(KPrintProcess*,const QString&)),SLOT(slotPrintError(KPrintProcess*,const QString&))); proc->setCommand( command ); if ( re.search( command ) != -1 ) { KURL url( re.cap( 1 ) ); if ( !url.isLocalFile() ) { QString tmpFilename = locateLocal( "tmp", "kdeprint_" + kapp->randomString( 8 ) ); command.replace( re, KProcess::quote( tmpFilename ) ); proc->setOutput( re.cap( 1 ) ); proc->setTempOutput( tmpFilename ); } else command.replace( re, KProcess::quote( re.cap( 1 ) ) ); } if ( checkFiles( command, files ) ) { *proc << command; if ( remflag ) proc->setTempFiles( files ); if ( proc->print() ) { m_processpool.append( proc ); return ( int )proc->pid(); } } delete proc; return -1; } void KDEPrintd::slotPrintTerminated( KPrintProcess *proc ) { m_processpool.removeRef( proc ); } void KDEPrintd::slotPrintError( KPrintProcess *proc, const QString& msg ) { KNotifyClient::event("printerror",i18n("

A print error occurred. Error message received from system:


%1").arg(msg)); m_processpool.removeRef( proc ); } QString KDEPrintd::openPassDlg(const QString& user) { QString user_(user), pass_, result; if (KIO::PasswordDialog::getNameAndPassword(user_, pass_, NULL) == KDialog::Accepted) result.append(user_).append(":").append(pass_); return result; } bool KDEPrintd::checkFiles(QString& cmd, const QStringList& files) { for (QStringList::ConstIterator it=files.begin(); it!=files.end(); ++it) if (::access(QFile::encodeName(*it).data(), R_OK) != 0) { if (KMessageBox::warningContinueCancel(0, i18n("Some of the files to print are not readable by the KDE " "print daemon. This may happen if you are trying to print " "as a different user to the one currently logged in. To continue " "printing, you need to provide root's password."), QString::null, i18n("Provide root's Password"), "provideRootsPassword") == KMessageBox::Continue) { cmd = ("kdesu -c " + KProcess::quote(cmd)); break; } else return false; } return true; } void KDEPrintd::statusMessage(const QString& msg, int pid, const QString& appName) { StatusWindow *w = m_windows.find(pid); if (!w && !msg.isEmpty()) { w = new StatusWindow(pid); if (appName.isEmpty()) w->setCaption(i18n("Printing Status - %1").arg("(pid="+QString::number(pid)+")")); else w->setCaption(i18n("Printing Status - %1").arg(appName)); connect(w, SIGNAL(destroyed()), SLOT(slotClosed())); w->show(); m_windows.insert(pid, w); } if (w) { if (!msg.isEmpty()) w->setMessage(msg); else w->close(); } } void KDEPrintd::slotClosed() { const StatusWindow *w = static_cast(sender()); if (w) { m_windows.remove(w->pid()); } } //****************************************************************************************** class KDEPrintd::Request { public: DCOPClientTransaction *transaction; QString user; QString uri; int seqNbr; }; QString KDEPrintd::requestPassword( const QString& user, const QString& host, int port, int seqNbr ) { Request *req = new Request; req->user = user; req->uri = "print://" + user + "@" + host + ":" + QString::number(port); req->seqNbr = seqNbr; req->transaction = callingDcopClient()->beginTransaction(); m_requestsPending.append( req ); if ( m_requestsPending.count() == 1 ) QTimer::singleShot( 0, this, SLOT( processRequest() ) ); return "::"; } void KDEPrintd::processRequest() { if ( m_requestsPending.count() == 0 ) return; Request *req = m_requestsPending.first(); KIO::AuthInfo info; QByteArray params, reply; QCString replyType; QString authString( "::" ); info.username = req->user; info.keepPassword = true; info.url = req->uri; info.comment = i18n( "Printing system" ); QDataStream input( params, IO_WriteOnly ); input << info << i18n( "Authentication failed (user name=%1)" ).arg( info.username ) << 0L << (long int) req->seqNbr; if ( callingDcopClient()->call( "kded", "kpasswdserver", "queryAuthInfo(KIO::AuthInfo,QString,long int,long int)", params, replyType, reply ) ) { if ( replyType == "KIO::AuthInfo" ) { QDataStream output( reply, IO_ReadOnly ); KIO::AuthInfo result; int seqNbr; output >> result >> seqNbr; if ( result.isModified() ) authString = result.username + ":" + result.password + ":" + QString::number( seqNbr ); } else kdWarning( 500 ) << "DCOP returned type error, expected KIO::AuthInfo, received " << replyType << endl; } else kdWarning( 500 ) << "Cannot communicate with kded_kpasswdserver" << endl; QByteArray outputData; QDataStream output( outputData, IO_WriteOnly ); output << authString; replyType = "QString"; callingDcopClient()->endTransaction( req->transaction, replyType, outputData ); m_requestsPending.remove( ( unsigned int )0 ); if ( m_requestsPending.count() > 0 ) QTimer::singleShot( 0, this, SLOT( processRequest() ) ); } void KDEPrintd::initPassword( const QString& user, const QString& passwd, const QString& host, int port ) { QByteArray params, reply; QCString replyType; KIO::AuthInfo info; info.username = user; info.password = passwd; info.url = "print://" + user + "@" + host + ":" + QString::number(port); QDataStream input( params, IO_WriteOnly ); input << info << ( long int )0; if ( !callingDcopClient()->call( "kded", "kpasswdserver", "addAuthInfo(KIO::AuthInfo,long int)", params, replyType, reply ) ) kdWarning( 500 ) << "Unable to initialize password, cannot communicate with kded_kpasswdserver" << endl; } #include "kdeprintd.moc"