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-rw-r--r--tdeprint/lpd/kmlpdmanager.cpp651
1 files changed, 651 insertions, 0 deletions
diff --git a/tdeprint/lpd/kmlpdmanager.cpp b/tdeprint/lpd/kmlpdmanager.cpp
new file mode 100644
index 000000000..a5612ad58
--- /dev/null
+++ b/tdeprint/lpd/kmlpdmanager.cpp
@@ -0,0 +1,651 @@
+/*
+ * This file is part of the KDE libraries
+ * Copyright (c) 2001 Michael Goffioul <tdeprint@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 "kmlpdmanager.h"
+#include "kmprinter.h"
+#include "kmdbentry.h"
+#include "driver.h"
+#include "kmfactory.h"
+#include "lpdtools.h"
+#include "gschecker.h"
+#include "kpipeprocess.h"
+
+#include <tqfile.h>
+#include <tqfileinfo.h>
+#include <tqtextstream.h>
+#include <tqmap.h>
+#include <tqregexp.h>
+
+#include <klocale.h>
+#include <kstandarddirs.h>
+#include <kconfig.h>
+#include <kprocess.h>
+
+#include <pwd.h>
+#include <unistd.h>
+#include <stdlib.h>
+#include <sys/stat.h>
+
+// only there to allow testing on my system. Should be removed
+// when everything has proven to be working and stable
+QString lpdprefix = "";
+TQString ptPrinterType(KMPrinter*);
+
+//************************************************************************************************
+
+KMLpdManager::KMLpdManager(TQObject *parent, const char *name)
+: KMManager(parent,name)
+{
+ m_entries.setAutoDelete(true);
+ m_ptentries.setAutoDelete(true);
+ setHasManagement(getuid() == 0);
+ setPrinterOperationMask(KMManager::PrinterCreation|KMManager::PrinterConfigure|KMManager::PrinterRemoval|KMManager::PrinterEnabling);
+ m_gschecker = new GsChecker(this,"GsChecker");
+}
+
+KMLpdManager::~KMLpdManager()
+{
+}
+
+TQString KMLpdManager::driverDbCreationProgram()
+{
+ return TQString::tqfromLatin1("make_driver_db_lpd");
+}
+
+TQString KMLpdManager::driverDirectory()
+{
+ return TQString::tqfromLatin1("/usr/lib/rhs/rhs-printfilters");
+}
+
+bool KMLpdManager::completePrinter(KMPrinter *printer)
+{
+ return completePrinterShort(printer);
+}
+
+bool KMLpdManager::completePrinterShort(KMPrinter *printer)
+{
+ PrintcapEntry *entry = m_entries.find(printer->name());
+ if (entry)
+ {
+ QString type(entry->comment(2)), driver(entry->comment(7)), lp(entry->arg("lp"));
+ printer->setDescription(i18n("Local printer queue (%1)").arg(type.isEmpty() ? i18n("Unknown type of local printer queue", "Unknown") : type));
+ printer->setLocation(i18n("<Not available>"));
+ printer->setDriverInfo(driver.isEmpty() ? i18n("Unknown Driver", "Unknown") : driver);
+ // device
+ KURL url;
+ if (!entry->arg("rm").isEmpty())
+ {
+ url = TQString::tqfromLatin1("lpd://%1/%2").arg(entry->arg("rm")).arg(entry->arg("rp"));
+ printer->setDescription(i18n("Remote LPD queue %1@%2").arg(entry->arg("rp")).arg(entry->arg("rm")));
+ }
+ else if (!lp.isEmpty() && lp != "/dev/null")
+ url = TQString::tqfromLatin1("parallel:%1").arg(lp);
+ else if (TQFile::exists(entry->arg("sd")+"/.config"))
+ {
+ TQMap<TQString,TQString> map = loadPrinttoolCfgFile(entry->arg("sd")+"/.config");
+ if (type == "SMB")
+ {
+ QStringList l = TQStringList::split('\\',map["share"],false);
+ if (map["workgroup"].isEmpty())
+ url = TQString::tqfromLatin1("smb://%1/%2").arg(l[0]).arg(l[1]);
+ else
+ url = TQString::tqfromLatin1("smb://%1/%2/%3").arg(map["workgroup"]).arg(l[0]).arg(l[1]);
+ url.setUser(map["user"]);
+ url.setPass(map["password"]);
+ }
+ else if (type == "DIRECT")
+ url = TQString::tqfromLatin1("socket://%1:%2").arg(map["printer_ip"]).arg(map["port"]);
+ else if (type == "NCP")
+ {
+ url = TQString::tqfromLatin1("ncp://%1/%2").arg(map["server"]).arg(map["queue"]);
+ url.setUser(map["user"]);
+ url.setPass(map["password"]);
+ }
+ }
+ printer->setDevice(url);
+ return true;
+ }
+ else return false;
+}
+
+bool KMLpdManager::createPrinter(KMPrinter *printer)
+{
+ // 1) create the printcap entry
+ PrintcapEntry *ent = findPrintcapEntry(printer->printerName());
+ if (!ent)
+ {
+ ent = new PrintcapEntry();
+ ent->m_name = printer->printerName();
+ }
+ else
+ {
+ if (!printer->driver() && printer->option("kde-driver") != "raw")
+ printer->setDriver(loadPrinterDriver(printer,true));
+ // remove it from current entries
+ ent = m_entries.take(ent->m_name);
+ ent->m_args.clear();
+ }
+ // Standard options
+ if (printer->device().protocol() == "lpd")
+ {
+ // remote lpd queue
+ ent->m_args["rm"] = printer->device().host();
+ ent->m_args["rp"] = printer->device().path().replace("/",TQString::tqfromLatin1(""));
+ ent->m_args["lpd_bounce"] = "true";
+ ent->m_comment = TQString::tqfromLatin1("##PRINTTOOL3## REMOTE");
+ }
+ ent->m_args["mx"] = (printer->option("mx").isEmpty() ? "#0" : printer->option("mx"));
+ ent->m_args["sh"] = TQString::null;
+ // create spool directory (if necessary) and update PrintcapEntry object
+ if (!createSpooldir(ent))
+ {
+ setErrorMsg(i18n("Unable to create spool directory %1 for printer %2.").arg(ent->arg("sd")).arg(ent->m_name));
+ delete ent;
+ return false;
+ }
+ if (!printer->driver() || printer->driver()->get("drtype") == "printtool")
+ if (!createPrinttoolEntry(printer,ent))
+ {
+ setErrorMsg(i18n("Unable to save information for printer <b>%1</b>.").arg(printer->printerName()));
+ delete ent;
+ return false;
+ }
+
+ // 2) write the printcap file
+ m_entries.insert(ent->m_name,ent);
+ if (!writePrinters())
+ return false;
+
+ // 3) save the printer driver (if any)
+ if (printer->driver())
+ {
+ if (!savePrinterDriver(printer,printer->driver()))
+ {
+ m_entries.remove(ent->m_name);
+ writePrinters();
+ return false;
+ }
+ }
+
+ // 4) change permissions of spool directory
+ TQCString cmd = "chmod -R o-rwx,g+rwX ";
+ cmd += TQFile::encodeName(KProcess::quote(ent->arg("sd")));
+ cmd += "&& chown -R lp.lp ";
+ cmd += TQFile::encodeName(KProcess::quote(ent->arg("sd")));
+ if (system(cmd.data()) != 0)
+ {
+ setErrorMsg(i18n("Unable to set correct permissions on spool directory %1 for printer <b>%2</b>.").arg(ent->arg("sd")).arg(ent->m_name));
+ return false;
+ }
+
+ return true;
+}
+
+bool KMLpdManager::removePrinter(KMPrinter *printer)
+{
+ PrintcapEntry *ent = findPrintcapEntry(printer->printerName());
+ if (ent)
+ {
+ ent = m_entries.take(printer->printerName());
+ if (!writePrinters())
+ {
+ m_entries.insert(ent->m_name,ent);
+ return false;
+ }
+ TQCString cmd = "rm -rf ";
+ cmd += TQFile::encodeName(KProcess::quote(ent->arg("sd")));
+ system(cmd.data());
+ delete ent;
+ return true;
+ }
+ else
+ return false;
+}
+
+bool KMLpdManager::enablePrinter(KMPrinter *printer, bool state)
+{
+ KPipeProcess proc;
+ QString cmd = programName(0);
+ cmd += " ";
+ cmd += state ? "up" : "down";
+ cmd += " ";
+ cmd += KProcess::quote(printer->printerName());
+ if (proc.open(cmd))
+ {
+ QTextStream t(&proc);
+ QString buffer;
+ while (!t.eof())
+ buffer.append(t.readLine());
+ if (buffer.startsWith("?Privilege"))
+ {
+ setErrorMsg(i18n("Permission denied: you must be root."));
+ return false;
+ }
+ return true;
+ }
+ else
+ {
+ setErrorMsg(i18n("Unable to execute command \"%1\".").arg(cmd));
+ return false;
+ }
+}
+
+bool KMLpdManager::enablePrinter(KMPrinter *printer)
+{
+ return enablePrinter(printer,true);
+}
+
+bool KMLpdManager::disablePrinter(KMPrinter *printer)
+{
+ return enablePrinter(printer,false);
+}
+
+void KMLpdManager::listPrinters()
+{
+ m_entries.clear();
+ loadPrintcapFile(TQString::tqfromLatin1("%1/etc/printcap").arg(lpdprefix));
+
+ TQDictIterator<PrintcapEntry> it(m_entries);
+ for (;it.current();++it)
+ {
+ KMPrinter *printer = it.current()->createPrinter();
+ addPrinter(printer);
+ }
+
+ checkStatus();
+}
+
+TQString KMLpdManager::programName(int f)
+{
+ KConfig *conf = KMFactory::self()->printConfig();
+ conf->setGroup("LPD");
+ switch (f)
+ {
+ case 0: return conf->readPathEntry("LpdCommand","/usr/sbin/lpc");
+ case 1: return conf->readPathEntry("LpdQueue","lpq");
+ case 2: return conf->readPathEntry("LpdRemove","lprm");
+ }
+ return TQString::null;
+}
+
+void KMLpdManager::checkStatus()
+{
+ KPipeProcess proc;
+ QString cmd = programName(0) + " status all";
+ if (proc.open(cmd))
+ {
+ QTextStream t(&proc);
+ QString line;
+ KMPrinter *printer(0);
+ int p(-1);
+ while (!t.eof())
+ {
+ line = t.readLine().stripWhiteSpace();
+ if (line.isEmpty())
+ continue;
+ if ((p=line.find(':')) != -1)
+ printer = findPrinter(line.left(p));
+ else if (line.startsWith("printing") && printer)
+ printer->setState(line.find("enabled") != -1 ? KMPrinter::Idle : KMPrinter::Stopped);
+ else if (line.find("entries") != -1 && printer)
+ if (!line.startsWith("no") && printer->state() == KMPrinter::Idle)
+ printer->setState(KMPrinter::Processing);
+ }
+ }
+}
+
+bool KMLpdManager::writePrinters()
+{
+ if (!writePrintcapFile(TQString::tqfromLatin1("%1/etc/printcap").arg(lpdprefix)))
+ {
+ setErrorMsg(i18n("Unable to write printcap file."));
+ return false;
+ }
+ return true;
+}
+
+void KMLpdManager::loadPrintcapFile(const TQString& filename)
+{
+ QFile f(filename);
+ if (f.exists() && f.open(IO_ReadOnly))
+ {
+ QTextStream t(&f);
+ QString line, comment;
+ PrintcapEntry *entry;
+ while (!t.eof())
+ {
+ line = getPrintcapLine(t,&comment);
+ if (line.isEmpty())
+ continue;
+ entry = new PrintcapEntry;
+ if (entry->readLine(line))
+ {
+ m_entries.insert(entry->m_name,entry);
+ entry->m_comment = comment;
+ }
+ else
+ {
+ delete entry;
+ break;
+ }
+ }
+ }
+}
+
+bool KMLpdManager::writePrintcapFile(const TQString& filename)
+{
+ QFile f(filename);
+ if (f.open(IO_WriteOnly))
+ {
+ QTextStream t(&f);
+ t << "# File generated by KDE print (LPD plugin).\n#Don't edit by hand." << endl << endl;
+ TQDictIterator<PrintcapEntry> it(m_entries);
+ for (;it.current();++it)
+ it.current()->writeEntry(t);
+ return true;
+ }
+ return false;
+}
+
+PrinttoolEntry* KMLpdManager::findPrinttoolEntry(const TQString& name)
+{
+ if (m_ptentries.count() == 0)
+ loadPrinttoolDb(driverDirectory()+"/printerdb");
+ PrinttoolEntry *ent = m_ptentries.find(name);
+ if (!ent)
+ setErrorMsg(i18n("Couldn't find driver <b>%1</b> in printtool database.").arg(name));
+ return ent;
+}
+
+void KMLpdManager::loadPrinttoolDb(const TQString& filename)
+{
+ QFile f(filename);
+ if (f.exists() && f.open(IO_ReadOnly))
+ {
+ QTextStream t(&f);
+ PrinttoolEntry *entry = new PrinttoolEntry;
+ while (entry->readEntry(t))
+ {
+ m_ptentries.insert(entry->m_name,entry);
+ entry = new PrinttoolEntry;
+ }
+ delete entry;
+ }
+}
+
+DrMain* KMLpdManager::loadDbDriver(KMDBEntry *entry)
+{
+ QString ptdbfilename = driverDirectory() + "/printerdb";
+ if (entry->file == ptdbfilename)
+ {
+ PrinttoolEntry *ptentry = findPrinttoolEntry(entry->modelname);
+ if (ptentry)
+ {
+ DrMain *dr = ptentry->createDriver();
+ return dr;
+ }
+ }
+ return NULL;
+}
+
+PrintcapEntry* KMLpdManager::findPrintcapEntry(const TQString& name)
+{
+ PrintcapEntry *ent = m_entries.find(name);
+ if (!ent)
+ setErrorMsg(i18n("Couldn't find printer <b>%1</b> in printcap file.").arg(name));
+ return ent;
+}
+
+DrMain* KMLpdManager::loadPrinterDriver(KMPrinter *printer, bool config)
+{
+ PrintcapEntry *entry = findPrintcapEntry(printer->name());
+ if (!entry)
+ return NULL;
+
+ // check for printtool driver (only for configuration)
+ QString sd = entry->arg("sd"), dr(entry->comment(7));
+ if (TQFile::exists(sd+"/postscript.cfg") && config && !dr.isEmpty())
+ {
+ TQMap<TQString,TQString> map = loadPrinttoolCfgFile(sd+"/postscript.cfg");
+ PrinttoolEntry *ptentry = findPrinttoolEntry(dr);
+ if (!ptentry)
+ return NULL;
+ DrMain *dr = ptentry->createDriver();
+ dr->setOptions(map);
+ map = loadPrinttoolCfgFile(sd+"/general.cfg");
+ dr->setOptions(map);
+ map = loadPrinttoolCfgFile(sd+"/textonly.cfg");
+ dr->setOptions(map);
+ return dr;
+ }
+
+ // default
+ if (entry->m_comment.startsWith("##PRINTTOOL3##"))
+ setErrorMsg(i18n("No driver found (raw printer)"));
+ else
+ setErrorMsg(i18n("Printer type not recognized."));
+ return NULL;
+}
+
+bool KMLpdManager::checkGsDriver(const TQString& gsdriver)
+{
+ if (gsdriver == "ppa" || gsdriver == "POSTSCRIPT" || gsdriver == "TEXT")
+ return true;
+ else if (!m_gschecker->checkGsDriver(gsdriver))
+ {
+ setErrorMsg(i18n("The driver device <b>%1</b> is not compiled in your GhostScript distribution. Check your installation or use another driver.").arg(gsdriver));
+ return false;
+ }
+ return true;
+}
+
+TQMap<TQString,TQString> KMLpdManager::loadPrinttoolCfgFile(const TQString& filename)
+{
+ QFile f(filename);
+ TQMap<TQString,TQString> map;
+ if (f.exists() && f.open(IO_ReadOnly))
+ {
+ QTextStream t(&f);
+ QString line, name, val;
+ int p(-1);
+ while (!t.eof())
+ {
+ line = getPrintcapLine(t);
+ if (line.isEmpty())
+ break;
+ if (line.startsWith("export "))
+ line.replace(0,7,"");
+ if ((p=line.find('=')) != -1)
+ {
+ name = line.left(p);
+ val = line.right(line.length()-p-1);
+ val.replace("\"","");
+ val.replace("'","");
+ if (!name.isEmpty() && !val.isEmpty())
+ map[name] = val;
+ }
+ }
+ }
+ return map;
+}
+
+bool KMLpdManager::savePrinttoolCfgFile(const TQString& templatefile, const TQString& dirname, const TQMap<TQString,TQString>& options)
+{
+ // defines input and output file
+ QString fname = TQFileInfo(templatefile).fileName();
+ fname.replace(TQRegExp("\\.in$"),TQString::tqfromLatin1(""));
+ QFile fin(templatefile);
+ QFile fout(dirname + "/" + fname);
+ if (fin.exists() && fin.open(IO_ReadOnly) && fout.open(IO_WriteOnly))
+ {
+ QTextStream tin(&fin), tout(&fout);
+ QString line, name;
+ int p(-1);
+ while (!tin.eof())
+ {
+ line = tin.readLine().stripWhiteSpace();
+ if (line.isEmpty() || line[0] == '#')
+ {
+ tout << line << endl;
+ continue;
+ }
+ if (line.startsWith("export "))
+ {
+ tout << "export ";
+ line.replace(0,7,TQString::tqfromLatin1(""));
+ }
+ if ((p=line.find('=')) != -1)
+ {
+ name = line.left(p);
+ tout << name << '=' << options[name] << endl;
+ }
+ }
+ return true;
+ }
+ else return false;
+}
+
+bool KMLpdManager::savePrinterDriver(KMPrinter *printer, DrMain *driver)
+{
+ // To be able to save a printer driver, a printcap entry MUST exist.
+ // We can then retrieve the spool directory from it.
+ QString spooldir;
+ PrintcapEntry *ent = findPrintcapEntry(printer->printerName());
+ if (!ent)
+ return false;
+ spooldir = ent->arg("sd");
+
+ if (driver->get("drtype") == "printtool" && !spooldir.isEmpty())
+ {
+ TQMap<TQString,TQString> options;
+ driver->getOptions(options,true);
+ // add some standard options
+ options["DESIRED_TO"] = "ps";
+ options["PRINTER_TYPE"] = ent->comment(2); // get type from printcap entry (works in anycases)
+ options["PS_SEND_EOF"] = "NO";
+ if (!checkGsDriver(options["GSDEVICE"]))
+ return false;
+ QString resol(options["RESOLUTION"]), color(options["COLOR"]);
+ // update entry comment to make printtool happy and save printcap file
+ ent->m_comment = TQString::tqfromLatin1("##PRINTTOOL3## %1 %2 %3 %4 {} {%5} %6 {}").arg(options["PRINTER_TYPE"]).arg(options["GSDEVICE"]).arg((resol.isEmpty() ? TQString::tqfromLatin1("NAxNA") : resol)).arg(options["PAPERSIZE"]).arg(driver->name()).arg((color.isEmpty() ? TQString::tqfromLatin1("Default") : color.right(color.length()-15)));
+ ent->m_args["if"] = spooldir+TQString::tqfromLatin1("/filter");
+ if (!writePrinters())
+ return false;
+ // write various driver files using templates
+ TQCString cmd = "cp ";
+ cmd += TQFile::encodeName(KProcess::quote(driverDirectory()+"/master-filter"));
+ cmd += " ";
+ cmd += TQFile::encodeName(KProcess::quote(spooldir + "/filter"));
+ if (system(cmd.data()) == 0 &&
+ savePrinttoolCfgFile(driverDirectory()+"/general.cfg.in",spooldir,options) &&
+ savePrinttoolCfgFile(driverDirectory()+"/postscript.cfg.in",spooldir,options) &&
+ savePrinttoolCfgFile(driverDirectory()+"/textonly.cfg.in",spooldir,options))
+ return true;
+ setErrorMsg(i18n("Unable to write driver associated files in spool directory."));
+ }
+ return false;
+}
+
+bool KMLpdManager::createPrinttoolEntry(KMPrinter *printer, PrintcapEntry *entry)
+{
+ KURL dev(printer->device());
+ QString prot = dev.protocol(), sd(entry->arg("sd"));
+ entry->m_comment = TQString::tqfromLatin1("##PRINTTOOL3## %1").arg(ptPrinterType(printer));
+ if (prot == "smb" || prot == "ncp" || prot == "socket")
+ {
+ entry->m_args["af"] = sd+TQString::tqfromLatin1("/acct");
+ QFile f(sd+TQString::tqfromLatin1("/.config"));
+ if (f.open(IO_WriteOnly))
+ {
+ QTextStream t(&f);
+ if (prot == "socket")
+ {
+ t << "printer_ip=" << dev.host() << endl;
+ t << "port=" << dev.port() << endl;
+ entry->m_args["if"] = driverDirectory()+TQString::tqfromLatin1("/directprint");
+ }
+ else if (prot == "smb")
+ {
+ QStringList l = TQStringList::split('/',dev.path(),false);
+ if (l.count() == 2)
+ {
+ t << "share='\\\\" << l[0] << '\\' << l[1] << '\'' << endl;
+ }
+ else if (l.count() == 1)
+ {
+ t << "share='\\\\" << dev.host() << '\\' << l[0] << '\'' << endl;
+ }
+ t << "hostip=" << endl;
+ t << "user='" << dev.user() << '\'' << endl;
+ t << "password='" << dev.pass() << '\'' << endl;
+ t << "workgroup='" << (l.count() == 2 ? dev.host() : TQString::tqfromLatin1("")) << '\'' << endl;
+ entry->m_args["if"] = driverDirectory()+TQString::tqfromLatin1("/smbprint");
+ }
+ else if (prot == "ncp")
+ {
+ t << "server=" << dev.host() << endl;
+ t << "queue=" << dev.path().replace("/",TQString::tqfromLatin1("")) << endl;
+ t << "user=" << dev.user() << endl;
+ t << "password=" << dev.pass() << endl;
+ entry->m_args["if"] = driverDirectory()+TQString::tqfromLatin1("/ncpprint");
+ }
+ }
+ else return false;
+ entry->m_args["lp"] = TQString::tqfromLatin1("/dev/null");
+ }
+ else if (prot != "lpd")
+ entry->m_args["lp"] = dev.path();
+ return true;
+}
+
+bool KMLpdManager::createSpooldir(PrintcapEntry *entry)
+{
+ // first check if it has a "sd" defined
+ if (entry->arg("sd").isEmpty())
+ entry->m_args["sd"] = TQString::tqfromLatin1("/var/spool/lpd/")+entry->m_name;
+ QString sd = entry->arg("sd");
+ if (!KStandardDirs::exists(sd))
+ {
+ if (!KStandardDirs::makeDir(sd,0750))
+ return false;
+ struct passwd *lp_pw = getpwnam("lp");
+ if (lp_pw && chown(TQFile::encodeName(sd),lp_pw->pw_uid,lp_pw->pw_gid) != 0)
+ return false;
+ }
+ return true;
+}
+
+bool KMLpdManager::validateDbDriver(KMDBEntry *entry)
+{
+ PrinttoolEntry *ptentry = findPrinttoolEntry(entry->modelname);
+ return (ptentry && checkGsDriver(ptentry->m_gsdriver));
+}
+
+//************************************************************************************************
+
+TQString ptPrinterType(KMPrinter *p)
+{
+ QString type, prot = p->device().protocol();
+ if (prot == "lpd") type = "REMOTE";
+ else if (prot == "smb") type = "SMB";
+ else if (prot == "ncp") type = "NCP";
+ else if (prot == "socket") type = "DIRECT";
+ else type = "LOCAL";
+ return type;
+}