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-rw-r--r--kdeprint/kprinterimpl.cpp606
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diff --git a/kdeprint/kprinterimpl.cpp b/kdeprint/kprinterimpl.cpp
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--- a/kdeprint/kprinterimpl.cpp
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-/*
- * 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 "kprinterimpl.h"
-#include "kprinter.h"
-#include "kmfactory.h"
-#include "kmmanager.h"
-#include "kmuimanager.h"
-#include "kxmlcommand.h"
-#include "kmspecialmanager.h"
-#include "kmthreadjob.h"
-#include "kmprinter.h"
-#include "driver.h"
-
-#include <tqfile.h>
-#include <tqregexp.h>
-#include <kinputdialog.h>
-#include <klocale.h>
-#include <dcopclient.h>
-#include <kapplication.h>
-#include <kstandarddirs.h>
-#include <kdatastream.h>
-#include <kdebug.h>
-#include <kmimemagic.h>
-#include <kmessagebox.h>
-#include <kprocess.h>
-#include <kconfig.h>
-
-#include <stdlib.h>
-
-void dumpOptions(const TQMap<TQString,TQString>&);
-void initEditPrinter(KMPrinter *p)
-{
- if (!p->isEdited())
- {
- p->setEditedOptions(p->defaultOptions());
- p->setEdited(true);
- }
-}
-
-//****************************************************************************************
-
-KPrinterImpl::KPrinterImpl(TQObject *parent, const char *name)
-: TQObject(parent,name)
-{
- loadAppOptions();
-}
-
-KPrinterImpl::~KPrinterImpl()
-{
-}
-
-void KPrinterImpl::preparePrinting(KPrinter *printer)
-{
- // page size -> try to find page size and margins from driver file
- // use "PageSize" as option name to find the wanted page size. It's
- // up to the driver loader to use that option name.
- KMManager *mgr = KMFactory::self()->manager();
- DrMain *driver = mgr->loadPrinterDriver(mgr->findPrinter(printer->printerName()), false);
- if (driver)
- {
- // Find the page size:
- // 1) print option
- // 2) default driver option
- QString psname = printer->option("PageSize");
- if (psname.isEmpty())
- {
- DrListOption *opt = (DrListOption*)driver->findOption("PageSize");
- if (opt) psname = opt->get("default");
- }
- if (!psname.isEmpty())
- {
- printer->setOption("kde-pagesize",TQString::number((int)pageNameToPageSize(psname)));
- DrPageSize *ps = driver->findPageSize(psname);
- if (ps)
- {
- printer->setRealPageSize( ps );
- }
- }
-
- // Find the numerical resolution
- // 1) print option (Resolution)
- // 2) default driver option (Resolution)
- // 3) default printer resolution
- // The resolution must have the format: XXXdpi or XXXxYYYdpi. In the second
- // case the YYY value is used as resolution.
- TQString res = printer->option( "Resolution" );
- if ( res.isEmpty() )
- {
- DrBase *opt = driver->findOption( "Resolution" );
- if ( opt )
- res = opt->get( "default" );
- if ( res.isEmpty() )
- res = driver->get( "resolution" );
- }
- if ( !res.isEmpty() )
- {
- TQRegExp re( "(\\d+)(?:x(\\d+))?dpi" );
- if ( re.search( res ) != -1 )
- {
- if ( !re.cap( 2 ).isEmpty() )
- printer->setOption( "kde-resolution", re.cap( 2 ) );
- else
- printer->setOption( "kde-resolution", re.cap( 1 ) );
- }
- }
-
- // Find the supported fonts
- TQString fonts = driver->get( "fonts" );
- if ( !fonts.isEmpty() )
- printer->setOption( "kde-fonts", fonts );
-
- delete driver;
- }
-
-}
-
-bool KPrinterImpl::setupCommand(TQString&, KPrinter*)
-{
- return false;
-}
-
-bool KPrinterImpl::printFiles(KPrinter *p, const TQStringList& f, bool flag)
-{
- TQString cmd;
- if (p->option("kde-isspecial") == "1")
- {
- if (p->option("kde-special-command").isEmpty() && p->outputToFile())
- {
- KURL url( p->outputFileName() );
- if ( !url.isLocalFile() )
- {
- cmd = ( flag ? "mv" : "cp" ) + ( " %in $out{" + p->outputFileName() + "}" );
- }
- else
- {
- if (f.count() > 1)
- {
- p->setErrorMessage(i18n("Cannot copy multiple files into one file."));
- return false;
- }
- else
- {
- KProcess proc;
- proc << (flag?"mv":"cp") << f[0] << p->outputFileName();
- if (!proc.start(KProcess::Block) || !proc.normalExit() || proc.exitStatus() != 0)
- {
- p->setErrorMessage(i18n("Cannot save print file to %1. Check that you have write access to it.").arg(p->outputFileName()));
- return false;
- }
- }
- return true;
- }
- }
- else if (!setupSpecialCommand(cmd,p,f))
- return false;
- }
- else if (!setupCommand(cmd,p))
- return false;
- return startPrinting(cmd,p,f,flag);
-}
-
-void KPrinterImpl::broadcastOption(const TQString& key, const TQString& value)
-{
- // force printer listing if not done yet (or reload needed)
- TQPtrList<KMPrinter> *printers = KMFactory::self()->manager()->printerListComplete(false);
- if (printers)
- {
- TQPtrListIterator<KMPrinter> it(*printers);
- for (;it.current();++it)
- {
- initEditPrinter(it.current());
- it.current()->setEditedOption(key,value);
- }
- }
-}
-
-int KPrinterImpl::dcopPrint(const TQString& cmd, const TQStringList& files, bool removeflag)
-{
- kdDebug(500) << "tdeprint: print command: " << cmd << endl;
-
- int result = 0;
- DCOPClient *dclient = kapp->dcopClient();
- if (!dclient || (!dclient->isAttached() && !dclient->attach()))
- {
- return result;
- }
-
- TQByteArray data, replyData;
- TQCString replyType;
- TQDataStream arg( data, IO_WriteOnly );
- arg << cmd;
- arg << files;
- arg << removeflag;
- if (dclient->call( "kded", "tdeprintd", "print(TQString,TQStringList,bool)", data, replyType, replyData ))
- {
- if (replyType == "int")
- {
- TQDataStream _reply_stream( replyData, IO_ReadOnly );
- _reply_stream >> result;
- }
- }
- return result;
-}
-
-void KPrinterImpl::statusMessage(const TQString& msg, KPrinter *printer)
-{
- kdDebug(500) << "tdeprint: status message: " << msg << endl;
- KConfig *conf = KMFactory::self()->printConfig();
- conf->setGroup("General");
- if (!conf->readBoolEntry("ShowStatusMsg", true))
- return;
-
- TQString message(msg);
- if (printer && !msg.isEmpty())
- message.prepend(i18n("Printing document: %1").arg(printer->docName())+"\n");
-
- DCOPClient *dclient = kapp->dcopClient();
- if (!dclient || (!dclient->isAttached() && !dclient->attach()))
- {
- return;
- }
-
- TQByteArray data;
- TQDataStream arg( data, IO_WriteOnly );
- arg << message;
- arg << (int)getpid();
- arg << kapp->caption();
- dclient->send( "kded", "tdeprintd", "statusMessage(TQString,int,TQString)", data );
-}
-
-bool KPrinterImpl::startPrinting(const TQString& cmd, KPrinter *printer, const TQStringList& files, bool flag)
-{
- statusMessage(i18n("Sending print data to printer: %1").arg(printer->printerName()), printer);
-
- TQString command(cmd), filestr;
- TQStringList printfiles;
- if (command.find("%in") == -1) command.append(" %in");
-
- for (TQStringList::ConstIterator it=files.begin(); it!=files.end(); ++it)
- if (TQFile::exists(*it))
- {
- // quote filenames
- filestr.append(quote(*it)).append(" ");
- printfiles.append(*it);
- }
- else
- kdDebug(500) << "File not found: " << (*it) << endl;
-
- if (printfiles.count() > 0)
- {
- command.replace("%in",filestr);
- int pid = dcopPrint(command,files,flag);
- if (pid > 0)
- {
- if (printer)
- KMThreadJob::createJob(pid,printer->printerName(),printer->docName(),getenv("USER"),0);
- return true;
- }
- else
- {
- TQString msg = i18n("Unable to start child print process. ");
- if (pid == 0)
- msg += i18n("The KDE print server (<b>tdeprintd</b>) could not be contacted. Check that this server is running.");
- else
- msg += i18n("1 is the command that <files> is given to", "Check the command syntax:\n%1 <files>").arg(cmd);
- printer->setErrorMessage(msg);
- return false;
- }
- }
- //else
- //{
- printer->setErrorMessage(i18n("No valid file was found for printing. Operation aborted."));
- return false;
- //}
-}
-
-TQString KPrinterImpl::tempFile()
-{
- TQString f;
- // be sure the file doesn't exist
- do f = locateLocal("tmp","tdeprint_") + KApplication::randomString(8); while (TQFile::exists(f));
- return f;
-}
-
-int KPrinterImpl::filterFiles(KPrinter *printer, TQStringList& files, bool flag)
-{
- TQStringList flist = TQStringList::split(',',printer->option("_kde-filters"),false);
- TQMap<TQString,TQString> opts = printer->options();
-
- // generic page selection mechanism (using psselect filter)
- // do it only if:
- // - using system-side page selection
- // - special printer or regular printer without page selection support in current plugin
- // - one of the page selection option has been selected to non default value
- // Action -> add the psselect filter to the filter chain.
- if (printer->pageSelection() == KPrinter::SystemSide &&
- (printer->option("kde-isspecial") == "1" || !(KMFactory::self()->uiManager()->pluginPageCap() & KMUiManager::PSSelect)) &&
- (printer->pageOrder() == KPrinter::LastPageFirst ||
- !printer->option("kde-range").isEmpty() ||
- printer->pageSet() != KPrinter::AllPages))
- {
- if (flist.findIndex("psselect") == -1)
- {
- int index = KXmlCommandManager::self()->insertCommand(flist, "psselect", false);
- if (index == -1 || !KXmlCommandManager::self()->checkCommand("psselect"))
- {
- printer->setErrorMessage(i18n("<p>Unable to perform the requested page selection. The filter <b>psselect</b> "
- "cannot be inserted in the current filter chain. See <b>Filter</b> tab in the "
- "printer properties dialog for further information.</p>"));
- return -1;
- }
- }
- if (printer->pageOrder() == KPrinter::LastPageFirst)
- opts["_kde-psselect-order"] = "r";
- if (!printer->option("kde-range").isEmpty())
- opts["_kde-psselect-range"] = printer->option("kde-range");
- if (printer->pageSet() != KPrinter::AllPages)
- opts["_kde-psselect-set"] = (printer->pageSet() == KPrinter::OddPages ? "-o" : "-e");
- }
-
- return doFilterFiles(printer, files, flist, opts, flag);
-}
-
-int KPrinterImpl::doFilterFiles(KPrinter *printer, TQStringList& files, const TQStringList& flist, const TQMap<TQString,TQString>& opts, bool flag)
-{
- // nothing to do
- if (flist.count() == 0)
- return 0;
-
- TQString filtercmd;
- TQStringList inputMimeTypes;
- for (uint i=0;i<flist.count();i++)
- {
- KXmlCommand *filter = KXmlCommandManager::self()->loadCommand(flist[i]);
- if (!filter)
- {
- printer->setErrorMessage(i18n("<p>Could not load filter description for <b>%1</b>.</p>").arg(flist[i]));
- return -1; // Error
- }
- if (i == 0)
- inputMimeTypes = filter->inputMimeTypes();
-
- TQString subcmd = filter->buildCommand(opts,(i>0),(i<(flist.count()-1)));
- delete filter;
- if (!subcmd.isEmpty())
- {
- filtercmd.append(subcmd);
- if (i < flist.count()-1)
- filtercmd.append("| ");
- }
- else
- {
- printer->setErrorMessage(i18n("<p>Error while reading filter description for <b>%1</b>. Empty command line received.</p>").arg(flist[i]));
- return -1;
- }
- }
- kdDebug(500) << "tdeprint: filter command: " << filtercmd << endl;
-
- TQString rin("%in"), rout("%out"), rpsl("%psl"), rpsu("%psu");
- TQString ps = pageSizeToPageName( printer->option( "kde-printsize" ).isEmpty() ? printer->pageSize() : ( KPrinter::PageSize )printer->option( "kde-printsize" ).toInt() );
- for (TQStringList::Iterator it=files.begin(); it!=files.end(); ++it)
- {
- TQString mime = KMimeMagic::self()->findFileType(*it)->mimeType();
- if (inputMimeTypes.find(mime) == inputMimeTypes.end())
- {
- if (KMessageBox::warningContinueCancel(0,
- "<p>" + i18n("The MIME type %1 is not supported as input of the filter chain "
- "(this may happen with non-CUPS spoolers when performing page selection "
- "on a non-PostScript file). Do you want KDE to convert the file to a supported "
- "format?</p>").arg(mime),
- TQString::null, i18n("Convert")) == KMessageBox::Continue)
- {
- TQStringList ff;
- int done(0);
-
- ff << *it;
- while (done == 0)
- {
- bool ok(false);
- TQString targetMime = KInputDialog::getItem(
- i18n("Select MIME Type"),
- i18n("Select the target format for the conversion:"),
- inputMimeTypes, 0, false, &ok);
- if (!ok)
- {
- printer->setErrorMessage(i18n("Operation aborted."));
- return -1;
- }
- TQStringList filters = KXmlCommandManager::self()->autoConvert(mime, targetMime);
- if (filters.count() == 0)
- {
- KMessageBox::error(0, i18n("No appropriate filter found. Select another target format."));
- }
- else
- {
- int result = doFilterFiles(printer, ff, filters, TQMap<TQString,TQString>(), flag);
- if (result == 1)
- {
- *it = ff[0];
- done = 1;
- }
- else
- {
- KMessageBox::error(0,
- i18n("<qt>Operation failed with message:<br>%1<br>Select another target format.</qt>").arg(printer->errorMessage()));
- }
- }
- }
- }
- else
- {
- printer->setErrorMessage(i18n("Operation aborted."));
- return -1;
- }
- }
-
- TQString tmpfile = tempFile();
- TQString cmd(filtercmd);
- cmd.replace(rout,quote(tmpfile));
- cmd.replace(rpsl,ps.lower());
- cmd.replace(rpsu,ps);
- cmd.replace(rin,quote(*it)); // Replace as last, filename could contain "%psl"
- statusMessage(i18n("Filtering print data"), printer);
- int status = system(TQFile::encodeName(cmd));
- if (status < 0 || WEXITSTATUS(status) == 127)
- {
- printer->setErrorMessage(i18n("Error while filtering. Command was: <b>%1</b>.").arg(filtercmd));
- return -1;
- }
- if (flag) TQFile::remove(*it);
- *it = tmpfile;
- }
- return 1;
-}
-
-int KPrinterImpl::autoConvertFiles(KPrinter *printer, TQStringList& files, bool flag)
-{
- TQString primaryMimeType = "application/postscript";
- TQStringList mimeTypes( primaryMimeType );
- if ( printer->option( "kde-isspecial" ) == "1" )
- {
- if ( !printer->option( "kde-special-command" ).isEmpty() )
- {
- KXmlCommand *cmd = KXmlCommandManager::self()->loadCommand( printer->option( "kde-special-command" ), true );
- if ( cmd )
- {
- mimeTypes = cmd->inputMimeTypes();
- // FIXME: the XML command description should now contain a primiary
- // mime type as well. This is a temporary-only solution.
- primaryMimeType = mimeTypes[ 0 ];
- }
- }
- }
- else
- {
- KMFactory::PluginInfo info = KMFactory::self()->pluginInfo(KMFactory::self()->printSystem());
- mimeTypes = info.mimeTypes;
- primaryMimeType = info.primaryMimeType;
- }
- KMFactory::PluginInfo info = KMFactory::self()->pluginInfo(KMFactory::self()->printSystem());
- int status(0), result;
- for (TQStringList::Iterator it=files.begin(); it!=files.end(); )
- {
- TQString mime = KMimeMagic::self()->findFileType(*it)->mimeType();
- if ( mime == "application/x-zerosize" )
- {
- // special case of empty file
- KMessageBox::information( NULL,
- i18n( "<qt>The print file is empty and will be ignored:<p>%1</p></qt>" ).arg( *it ),
- TQString::null, "emptyFileNotPrinted" );
- if ( flag )
- TQFile::remove( *it );
- it = files.remove( it );
- continue;
- }
- else if (mimeTypes.findIndex(mime) == -1)
- {
- if ((result=KMessageBox::warningYesNoCancel(NULL,
- i18n("<qt>The file format <em> %1 </em> is not directly supported by the current print system. You "
- "now have 3 options: "
- "<ul> "
- "<li> KDE can attempt to convert this file automatically to a supported format. "
- "(Select <em>Convert</em>) </li>"
- "<li> You can try to send the file to the printer without any conversion. "
- "(Select <em>Keep</em>) </li>"
- "<li> You can cancel the printjob. "
- "(Select <em>Cancel</em>) </li>"
- "</ul> "
- "Do you want KDE to attempt and convert this file to %2?</qt>").arg(mime).arg(primaryMimeType),
- TQString::null,
- i18n("Convert"),
- i18n("Keep"),
- TQString::tqfromLatin1("tdeprintAutoConvert"))) == KMessageBox::Yes)
- {
- // find the filter chain
- TQStringList flist = KXmlCommandManager::self()->autoConvert(mime, primaryMimeType);
- if (flist.count() == 0)
- {
- KMessageBox::error(NULL,
- i18n("<qt>No appropriate filter was found to convert the file format %1 into %2.<br>"
- "<ul>"
- "<li>Go to <i>System Options -> Commands</i> to look through the list of "
- "possible filters. Each filter executes an external program.</li>"
- "<li> See if the required external program is available.on your "
- "system.</li>"
- "</ul>"
- "</qt>").arg(mime).arg(primaryMimeType),
- i18n("Print"));
- if (flag)
- TQFile::remove(*it);
- it = files.remove(it);
- continue;
- }
- TQStringList l(*it);
- switch (doFilterFiles(printer, l, flist, TQMap<TQString,TQString>(), flag))
- {
- case -1:
- return -1;
- case 0:
- break;
- case 1:
- status = 1;
- *it = l[0];
- break;
- }
- }
- else if (result == KMessageBox::Cancel)
- {
- files.clear();
- return 0;
- }
- }
- ++it;
- }
- return status;
-}
-
-bool KPrinterImpl::setupSpecialCommand(TQString& cmd, KPrinter *p, const TQStringList&)
-{
- TQString s(p->option("kde-special-command"));
- if (s.isEmpty())
- {
- p->setErrorMessage("Empty command.");
- return false;
- }
-
- s = KMFactory::self()->specialManager()->setupCommand(s, p->options());
-
- TQString ps = pageSizeToPageName( p->option( "kde-printsize" ).isEmpty() ? p->pageSize() : ( KPrinter::PageSize )p->option( "kde-printsize" ).toInt() );
- s.replace("%psl", ps.lower());
- s.replace("%psu", ps);
- s.replace("%out", "$out{" + p->outputFileName() + "}"); // Replace as last
- cmd = s;
- return true;
-}
-
-TQString KPrinterImpl::quote(const TQString& s)
-{ return KProcess::quote(s); }
-
-void KPrinterImpl::saveOptions(const TQMap<TQString,TQString>& opts)
-{
- m_options = opts;
- saveAppOptions();
-}
-
-void KPrinterImpl::loadAppOptions()
-{
- KConfig *conf = KGlobal::config();
- conf->setGroup("KPrinter Settings");
- TQStringList opts = conf->readListEntry("ApplicationOptions");
- for (uint i=0; i<opts.count(); i+=2)
- if (opts[i].startsWith("app-"))
- m_options[opts[i]] = opts[i+1];
-}
-
-void KPrinterImpl::saveAppOptions()
-{
- TQStringList optlist;
- for (TQMap<TQString,TQString>::ConstIterator it=m_options.begin(); it!=m_options.end(); ++it)
- if (it.key().startsWith("app-"))
- optlist << it.key() << it.data();
-
- KConfig *conf = KGlobal::config();
- conf->setGroup("KPrinter Settings");
- conf->writeEntry("ApplicationOptions", optlist);
-}
-
-#include "kprinterimpl.moc"
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