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Diffstat (limited to 'kdeprint/management/kmdriverdb.cpp')
| -rw-r--r-- | kdeprint/management/kmdriverdb.cpp | 244 |
1 files changed, 244 insertions, 0 deletions
diff --git a/kdeprint/management/kmdriverdb.cpp b/kdeprint/management/kmdriverdb.cpp new file mode 100644 index 000000000..d75588d0d --- /dev/null +++ b/kdeprint/management/kmdriverdb.cpp @@ -0,0 +1,244 @@ +/* + * This file is part of the KDE libraries + * Copyright (c) 2001 Michael Goffioul <kdeprint@swing.be> + * + * 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 "kmdriverdb.h" +#include "kmdbentry.h" +#include "kmdbcreator.h" +#include "kmmanager.h" +#include "kmfactory.h" +#include <kdebug.h> + +#include <qfile.h> +#include <qtextstream.h> +#include <qfileinfo.h> +#include <kstandarddirs.h> +#include <kapplication.h> +#include <kmessagebox.h> + +KMDriverDB* KMDriverDB::m_self = 0; + +KMDriverDB* KMDriverDB::self() +{ + if (!m_self) + { + m_self = new KMDriverDB(); + Q_CHECK_PTR(m_self); + } + return m_self; +} + +KMDriverDB::KMDriverDB(QObject *parent, const char *name) +: QObject(parent,name) +{ + m_creator = new KMDBCreator(this,"db-creator"); + connect(m_creator,SIGNAL(dbCreated()),SLOT(slotDbCreated())); + + m_entries.setAutoDelete(true); + m_pnpentries.setAutoDelete(true); +} + +KMDriverDB::~KMDriverDB() +{ +} + +QString KMDriverDB::dbFile() +{ + // this calls insure missing directories creation + QString filename = locateLocal("data",QString::fromLatin1("kdeprint/printerdb_%1.txt").arg(KMFactory::self()->printSystem())); + return filename; +} + +void KMDriverDB::init(QWidget *parent) +{ + QFileInfo dbfi(dbFile()); + QString dirname = KMFactory::self()->manager()->driverDirectory(); + QStringList dbDirs = QStringList::split(':', dirname, false); + bool createflag(false); + + for (QStringList::ConstIterator it=dbDirs.begin(); it!=dbDirs.end() && !createflag; ++it) + if (!(*it).startsWith("module:") && !m_creator->checkDriverDB(*it, dbfi.lastModified())) + createflag = true; + + if (createflag) + { + // starts DB creation and wait for creator signal + if (!m_creator->createDriverDB(dirname,dbfi.absFilePath(),parent)) + KMessageBox::error(parent, KMFactory::self()->manager()->errorMsg().prepend("<qt>").append("</qt>")); + } + else if (m_entries.count() == 0) + { + // call directly the slot as the DB won't be re-created + // this will (re)load the driver DB + slotDbCreated(); + } + else + // no need to refresh, and already loaded, just emit signal + emit dbLoaded(false); +} + +void KMDriverDB::slotDbCreated() +{ + // DB should be created, check creator status + if (m_creator->status()) + { + // OK, load DB and emit signal + loadDbFile(); + emit dbLoaded(true); + } + else + // error while creating DB, notify the DB widget + emit error(KMManager::self()->errorMsg()); + // be sure to emit this signal to notify the DB widget + //emit dbLoaded(true); +} + +KMDBEntryList* KMDriverDB::findEntry(const QString& manu, const QString& model) +{ + QDict<KMDBEntryList> *models = m_entries.find(manu); + if (models) + return models->find(model); + return 0; +} + +KMDBEntryList* KMDriverDB::findPnpEntry(const QString& manu, const QString& model) +{ + QDict<KMDBEntryList> *models = m_pnpentries.find(manu); + if (models) + return models->find(model); + return 0; +} + +QDict<KMDBEntryList>* KMDriverDB::findModels(const QString& manu) +{ + return m_entries.find(manu); +} + +void KMDriverDB::insertEntry(KMDBEntry *entry) +{ + // first check entry + if (!entry->validate()) + { + kdDebug() << "Incorrect entry, skipping...(" << entry->file << ")" << endl; + delete entry; + return; + } + + // insert it in normal entries + QDict<KMDBEntryList> *models = m_entries.find(entry->manufacturer); + if (!models) + { + models = new QDict<KMDBEntryList>(17,false); + models->setAutoDelete(true); + m_entries.insert(entry->manufacturer,models); + } + KMDBEntryList *list = models->find(entry->model); + if (!list) + { + list = new KMDBEntryList; + list->setAutoDelete(true); + models->insert(entry->model,list); + } + list->append(entry); + + if (!entry->pnpmanufacturer.isEmpty() && !entry->pnpmodel.isEmpty()) + { + // insert it in PNP entries + models = m_pnpentries.find(entry->manufacturer); + if (!models) + { + models = new QDict<KMDBEntryList>(17,false); + models->setAutoDelete(true); + m_pnpentries.insert(entry->manufacturer,models); + } + list = models->find(entry->model); + if (!list) + { + list = new KMDBEntryList; + list->setAutoDelete(true); + models->insert(entry->model,list); + } + list->append(entry); + } + + // don't block GUI + kapp->processEvents(); +} + +/* + Driver DB file format: + FILE=<path> + MANUFACTURER=<string> + MODEL=<string> + PNPMANUFACTURER=<string> + PNPMODEL=<string> + DESCRIPTION=<string> +*/ + +void KMDriverDB::loadDbFile() +{ + // first clear everything + m_entries.clear(); + m_pnpentries.clear(); + + QFile f(dbFile()); + if (f.exists() && f.open(IO_ReadOnly)) + { + QTextStream t(&f); + QString line; + QStringList words; + KMDBEntry *entry(0); + + while (!t.eof()) + { + line = t.readLine().stripWhiteSpace(); + if (line.isEmpty()) + continue; + int p = line.find('='); + if (p == -1) + continue; + words.clear(); + words << line.left(p) << line.mid(p+1); + if (words[0] == "FILE") + { + if (entry) insertEntry(entry); + entry = new KMDBEntry; + entry->file = words[1]; + } + else if (words[0] == "MANUFACTURER" && entry) + entry->manufacturer = words[1].upper(); + else if (words[0] == "MODEL" && entry) + entry->model = words[1]; + else if (words[0] == "MODELNAME" && entry) + entry->modelname = words[1]; + else if (words[0] == "PNPMANUFACTURER" && entry) + entry->pnpmanufacturer = words[1].upper(); + else if (words[0] == "PNPMODEL" && entry) + entry->pnpmodel = words[1]; + else if (words[0] == "DESCRIPTION" && entry) + entry->description = words[1]; + else if (words[0] == "RECOMMANDED" && entry && words[1].lower() == "yes") + entry->recommended = true; + else if (words[0] == "DRIVERCOMMENT" && entry) + entry->drivercomment = ("<qt>"+words[1].replace("<", "<").replace(">", ">")+"</qt>"); + } + if (entry) + insertEntry(entry); + } +} +#include "kmdriverdb.moc" |