kmrlprmanager.cpp
00001 /* 00002 * This file is part of the KDE libraries 00003 * Copyright (c) 2001 Michael Goffioul <kdeprint@swing.be> 00004 * 00005 * This library is free software; you can redistribute it and/or 00006 * modify it under the terms of the GNU Library General Public 00007 * License version 2 as published by the Free Software Foundation. 00008 * 00009 * This library is distributed in the hope that it will be useful, 00010 * but WITHOUT ANY WARRANTY; without even the implied warranty of 00011 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 00012 * Library General Public License for more details. 00013 * 00014 * You should have received a copy of the GNU Library General Public License 00015 * along with this library; see the file COPYING.LIB. If not, write to 00016 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, 00017 * Boston, MA 02110-1301, USA. 00018 **/ 00019 00020 #include "kmrlprmanager.h" 00021 #include "kmprinter.h" 00022 00023 #include <qfile.h> 00024 #include <qfileinfo.h> 00025 #include <qtextstream.h> 00026 #include <qmap.h> 00027 00028 #include <kstandarddirs.h> 00029 #include <klocale.h> 00030 00031 KMRlprManager::KMRlprManager(QObject *parent, const char *name, const QStringList & /*args*/) 00032 : KMManager(parent,name) 00033 { 00034 setHasManagement(true); 00035 setPrinterOperationMask(KMManager::PrinterCreation|KMManager::PrinterRemoval|KMManager::PrinterTesting); 00036 } 00037 00038 KMRlprManager::~KMRlprManager() 00039 { 00040 } 00041 00042 bool KMRlprManager::createPrinter(KMPrinter *p) 00043 { 00044 if (p->name().isEmpty()) 00045 setErrorMsg(i18n("Empty printer name.")); 00046 else if (p->option("host").isEmpty()) 00047 setErrorMsg(i18n("Empty host name.")); 00048 else if (p->option("queue").isEmpty()) 00049 setErrorMsg(i18n("Empty queue name.")); 00050 else 00051 { 00052 KMPrinter *pr = new KMPrinter(*p); 00053 addPrinter(pr); 00054 savePrinters(); 00055 return true; 00056 } 00057 return false; 00058 } 00059 00060 bool KMRlprManager::removePrinter(KMPrinter *p) 00061 { 00062 if (m_printers.findRef(p) == -1) 00063 setErrorMsg(i18n("Printer not found.")); 00064 else 00065 { 00066 m_printers.removeRef(p); 00067 savePrinters(); 00068 return true; 00069 } 00070 return false; 00071 } 00072 00073 bool KMRlprManager::testPrinter(KMPrinter *) 00074 { 00075 setErrorMsg(i18n("Not implemented yet.")); 00076 return false; 00077 } 00078 00079 void KMRlprManager::listPrinters() 00080 { 00081 QFileInfo pfi(printerFile()); 00082 if (pfi.exists() && (!m_checktime.isValid() || m_checktime < pfi.lastModified())) 00083 { 00084 loadPrintersConf(pfi.absFilePath()); 00085 m_checktime = pfi.lastModified(); 00086 } 00087 else 00088 discardAllPrinters(false); 00089 } 00090 00091 void KMRlprManager::loadPrintersConf(const QString& filename) 00092 { 00093 QFile f(filename); 00094 if (f.exists() && f.open(IO_ReadOnly)) 00095 { 00096 QTextStream t(&f); 00097 QString line; 00098 while (!t.eof()) 00099 { 00100 line = t.readLine().stripWhiteSpace(); 00101 if (line.isEmpty() || line[0] == '#') 00102 continue; 00103 QStringList w = QStringList::split('\t',line,true); 00104 if (w.count() < 3) 00105 continue; 00106 00107 KMPrinter *printer = new KMPrinter; 00108 printer->setName(w[0]); 00109 printer->setPrinterName(w[0]); 00110 printer->setType(KMPrinter::Printer); 00111 printer->setOption("host",w[1]); 00112 printer->setOption("queue",w[2]); 00113 if (w.count() > 3) 00114 { 00115 printer->setDescription(w[3]); 00116 if (w.count() > 4) printer->setLocation(w[4]); 00117 } 00118 printer->setState(KMPrinter::Idle); 00119 printer->setDevice(QString::fromLatin1("lpd://%1/%2").arg(w[1]).arg(w[2])); 00120 00121 addPrinter(printer); 00122 } 00123 } 00124 } 00125 00126 void KMRlprManager::savePrinters() 00127 { 00128 savePrintersConf(printerFile()); 00129 } 00130 00131 void KMRlprManager::savePrintersConf(const QString& filename) 00132 { 00133 QFile f(filename); 00134 if (f.open(IO_WriteOnly)) 00135 { 00136 QTextStream t(&f); 00137 t << "# File generated by KDE print system. Don't edit by hand." << endl; 00138 QPtrListIterator<KMPrinter> it(m_printers); 00139 for (;it.current();++it) 00140 { 00141 if (!it.current()->name().isEmpty() && it.current()->instanceName().isEmpty()) 00142 { 00143 QString host = it.current()->option("host"); 00144 QString queue = it.current()->option("queue"); 00145 if (!host.isEmpty() && !queue.isEmpty()) 00146 { 00147 t << it.current()->name() << '\t' << host << '\t' << queue; 00148 t << '\t' << it.current()->description() << '\t' << it.current()->location() << endl; 00149 } 00150 } 00151 } 00152 } 00153 } 00154 00155 QString KMRlprManager::printerFile() 00156 { 00157 return locateLocal("data","kdeprint/printers.conf"); 00158 }