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tdebase/tdeprint/tdeprintfax/faxctrl.cpp

670 lines
17 KiB

/*
* tdeprintfax - a small fax utility
* Copyright (C) 2001 Michael Goffioul
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
*/
#include "faxctrl.h"
#include "tdeprintfax.h"
#include "defcmds.h"
#include <ktextedit.h>
#include <tqfile.h>
#include <tqtextstream.h>
#include <kpushbutton.h>
#include <tqlayout.h>
#include <tqregexp.h>
#include <kprinter.h>
#include <tqsimplerichtext.h>
#include <tqpainter.h>
#include <tqpaintdevicemetrics.h>
#include <tqvaluestack.h>
#include <tqstylesheet.h>
#include <kprocess.h>
#include <tdeglobal.h>
#include <tdeconfig.h>
#include <tdelocale.h>
#include <kdialogbase.h>
#include <kmimetype.h>
#include <kstandarddirs.h>
#include <tdeapplication.h>
#include <twin.h>
#include <tdeemailsettings.h>
#include <kdebug.h>
#include <kstdguiitem.h>
#include <tdefiledialog.h>
#include <tdemessagebox.h>
#include <stdlib.h>
#include <stdarg.h>
#define quote(x) TDEProcess::quote(x)
/** \brief Return a string for the page size.
*
* @param size the page size, which is actually of type @c TQPrinter::PageSize
* @return a pointer to a static string for the name of the page size.
*/
char const* pageSizeText(int size)
{
switch(size)
{
case TQPrinter::A4: return "a4";
case TQPrinter::Legal: return "legal";
case TQPrinter::Letter: return "letter";
default: return "letter";
}
}
/** \brief Return the default page size.
*/
static TQString pageSize()
{
TDEConfig *conf = TDEGlobal::config();
conf->setGroup("Fax");
return conf->readEntry("Page", pageSizeText(TDEGlobal::locale()->pageSize()));
}
static TQString stripNumber( const TQString& s )
{
TDEConfig *conf = TDEGlobal::config();
conf->setGroup( "Personal" );
// removes any non-numeric character, except ('+','*','#') (hope it's supported by faxing tools)
TQString strip_s = s;
strip_s.replace( TQRegExp( "[^\\d+*#]" ), "" );
if ( strip_s.find( '+' ) != -1 && conf->readBoolEntry( "ReplaceIntChar", false ) )
strip_s.replace( "+", conf->readEntry( "ReplaceIntCharVal" ) );
return strip_s;
}
static TQString tagList( int n, ... )
{
TQString t;
va_list ap;
va_start( ap, n );
for ( int i=0; i<n; i++ )
{
TQString tag = va_arg( ap, const char* );
tag.append( "(_(\\w|\\{[^\\}]*\\}))?" );
if ( t.isEmpty() )
t = tag;
else
t.append( "|" ).append( tag );
}
return t;
}
/** Process a @c %variable that has a boolean value.
* The format is <tt>%name_{iftrue??iffalse}</tt>. Either
* @em iftrue or @em iffalse can be empty (or both, but that would
* be silly). For example, if the fax software uses the
* option @c -l for low resolution, you might use <tt>%res_{??-l}</tt>,
* and if it uses high resolution, use <tt>%res_{-h??}</tt>. As an
* abbreviation, omit the trailing <tt>?</tt>, e.g., <tt>%res_{-h}</tt>.
*
* By the way, when using multiple, adjacent question marks,
* always be careful about inadvertently using trigraphs.
* Always escape the second and subsequent question marks, to be safe.
* I suppose question marks are not the best string to use,
* but I think they work well for the end-user.
*
* @param match the string to process
* @param value the Boolean value to control the processing
* @return the new value of the tag
*/
static TQString processTag( const TQString& match, bool value)
{
TQString v;
int p = match.find( '_' );
if ( p != -1 && match[ p+1 ] == '{' )
{
// Find the ?? that separates the iftrue from the iffalse parts.
int q = match.find( "?\?", p+2 );
if ( q == -1 )
{
// No iffalse part
if (value)
v = match.mid( p+2 );
// else value is false, so leave v empty.
}
else if ( value )
// Extract only the iftrue part
v = match.mid( p+2, q-p-2 );
else
// Extract only the iffalse part
v = match.mid( q+2, match.length()-q-3 );
}
// Else the string is malformed: no _ or no { after the _
// In either case, there isn't much the program can do,
// so just leave the result string empty.
return v;
}
static TQString processTag( const TQString& match, const TQString& value )
{
TQString v;
int p = match.find( '_' );
if ( p != -1 )
{
if ( value.isEmpty() )
v = "";
else
{
if ( match[ p+1 ] == '{' )
{
v = match.mid( p+2, match.length()-p-3 );
v.replace( "@@", quote( value ) );
}
else
v = ( "-" + match.mid( p+1 ) + " " + quote( value ) );
}
}
else
v = quote( value );
return v;
}
static bool isTag( const TQString& m, const TQString& t )
{
return ( m == t || m.startsWith( t+"_" ) );
}
static TQString replaceTags( const TQString& s, const TQString& tags, KdeprintFax *fax = NULL, const KdeprintFax::FaxItem& item = KdeprintFax::FaxItem() )
{
// unquote variables (they will be replaced with quoted values later)
TQValueStack<bool> stack;
TDEConfig *conf = TDEGlobal::config();
TQString cmd = s;
bool issinglequote=false;
bool isdoublequote=false;
TQRegExp re_noquote("(\\$\\(|\\)|\\(|\"|'|\\\\|`|"+tags+")");
TQRegExp re_singlequote("('|"+tags+")");
TQRegExp re_doublequote("(\\$\\(|\"|\\\\|`|"+tags+")");
for ( int i = re_noquote.search(cmd);
i != -1;
i = (issinglequote?re_singlequote.search(cmd,i)
:isdoublequote?re_doublequote.search(cmd,i)
:re_noquote.search(cmd,i))
)
{
if (cmd[i]=='(') // (...)
{
// assert(isdoublequote == false)
stack.push(isdoublequote);
i++;
}
else if (cmd[i]=='$') // $(...)
{
stack.push(isdoublequote);
isdoublequote = false;
i+=2;
}
else if (cmd[i]==')') // $(...) or (...)
{
if (!stack.isEmpty())
isdoublequote = stack.pop();
else
tqWarning("Parse error.");
i++;
}
else if (cmd[i]=='\'')
{
issinglequote=!issinglequote;
i++;
}
else if (cmd[i]=='"')
{
isdoublequote=!isdoublequote;
i++;
}
else if (cmd[i]=='\\')
i+=2;
else if (cmd[i]=='`')
{
// Replace all `...` with safer $(...)
cmd.replace (i, 1, "$(");
TQRegExp re_backticks("(`|\\\\`|\\\\\\\\|\\\\\\$)");
for ( int i2=re_backticks.search(cmd,i+2);
i2!=-1;
i2=re_backticks.search(cmd,i2)
)
{
if (cmd[i2] == '`')
{
cmd.replace (i2, 1, ")");
i2=cmd.length(); // leave loop
}
else
{ // remove backslash and ignore following character
cmd.remove (i2, 1);
i2++;
}
}
// Leave i unchanged! We need to process "$("
}
else
{
TQString match, v;
// get match
if (issinglequote)
match=re_singlequote.cap();
else if (isdoublequote)
match=re_doublequote.cap();
else
match=re_noquote.cap();
// substitute %variables
// settings
if ( isTag( match, "%dev" ) )
{
conf->setGroup("Fax");
v = processTag( match, conf->readEntry("Device", "modem") );
}
else if (isTag( match, "%server" ))
{
conf->setGroup( "Fax" );
v = conf->readEntry("Server");
if (v.isEmpty())
v = getenv("FAXSERVER");
if (v.isEmpty())
v = TQString::fromLatin1("localhost");
v = processTag( match, v );
}
else if (isTag( match, "%page" ))
{
conf->setGroup( "Fax" );
v = processTag( match, pageSize() );
}
else if (isTag( match, "%res" ))
{
conf->setGroup( "Fax" );
v = processTag(match, conf->readEntry("Resolution", "High") == "High");
}
else if (isTag( match, "%user" ))
{
conf->setGroup("Personal");
v = processTag(match, conf->readEntry("Name", getenv("USER")));
}
else if (isTag( match, "%from" ))
{
conf->setGroup( "Personal" );
v = processTag(match, conf->readEntry("Number"));
}
else if (isTag( match, "%email" ))
{
KEMailSettings e;
v = processTag(match, e.getSetting(KEMailSettings::EmailAddress));
}
// arguments
else if (isTag( match, "%number" ))
v = processTag( match, stripNumber( item.number) );
else if (isTag( match, "%rawnumber" ))
v = processTag( match, item.number );
else if (isTag( match, "%name" ))
v = processTag(match, item.name);
else if (isTag( match, "%comment" ))
v = processTag(match, fax->comment());
else if (isTag( match, "%enterprise" ))
v = processTag(match, item.enterprise);
else if ( isTag( match, "%time" ) )
v = processTag( match, fax->time() );
else if ( isTag( match, "%subject" ) )
v = processTag( match, fax->subject() );
else if (isTag( match, "%cover" ))
v = processTag(match, fax->cover());
// %variable inside of a quote?
if (isdoublequote)
v='"'+v+'"';
else if (issinglequote)
v="'"+v+"'";
cmd.replace (i, match.length(), v);
i+=v.length();
}
}
return cmd;
}
FaxCtrl::FaxCtrl(TQWidget *parent, const char *name)
: TQObject(parent, name)
{
m_process = new TDEProcess();
m_process->setUseShell(true);
connect(m_process, TQT_SIGNAL(receivedStdout(TDEProcess*,char*,int)), TQT_SLOT(slotReceivedStdout(TDEProcess*,char*,int)));
connect(m_process, TQT_SIGNAL(receivedStderr(TDEProcess*,char*,int)), TQT_SLOT(slotReceivedStdout(TDEProcess*,char*,int)));
connect(m_process, TQT_SIGNAL(processExited(TDEProcess*)), TQT_SLOT(slotProcessExited(TDEProcess*)));
connect(this, TQT_SIGNAL(faxSent(bool)), TQT_SLOT(cleanTempFiles()));
m_logview = 0;
}
FaxCtrl::~FaxCtrl()
{
slotCloseLog();
delete m_process;
}
bool FaxCtrl::send(KdeprintFax *f)
{
m_command = faxCommand();
if (m_command.isEmpty())
return false;
// replace tags common to all fax "operations"
m_command = replaceTags( m_command, tagList( 11, "%dev", "%server", "%page", "%res", "%user", "%from", "%email", "%comment", "%time", "%subject", "%cover" ), f );
m_log = TQString::null;
m_filteredfiles.clear();
cleanTempFiles();
m_files = f->files();
m_faxlist = f->faxList();
addLogTitle( i18n( "Converting input files to PostScript" ) );
filter();
return true;
}
void FaxCtrl::slotReceivedStdout(TDEProcess*, char *buffer, int len)
{
TQCString str(buffer, len);
kdDebug() << "Received stdout: " << str << endl;
addLog(TQString(str));
}
void FaxCtrl::slotProcessExited(TDEProcess*)
{
// we exited a process: if there's still entries in m_files, this was a filter
// process, else this was the fax process
bool ok = (m_process->normalExit() && ((m_process->exitStatus() & (m_files.count() > 0 ? 0x1 : 0xFFFFFFFF)) == 0));
if ( ok )
{
if ( m_files.count() > 0 )
{
// remove first element
m_files.remove(m_files.begin());
if (m_files.count() > 0)
filter();
else
sendFax();
}
else if ( !m_faxlist.isEmpty() )
sendFax();
else
faxSent( true );
}
else
{
emit faxSent(false);
}
}
TQString FaxCtrl::faxCommand()
{
TDEConfig *conf = TDEGlobal::config();
conf->setGroup("System");
TQString sys = conf->readPathEntry("System", "efax");
TQString cmd;
if (sys == "hylafax")
cmd = conf->readPathEntry("HylaFax", hylafax_default_cmd);
else if (sys == "mgetty")
cmd = conf->readPathEntry("Mgetty", mgetty_default_cmd);
else if ( sys == "other" )
cmd = conf->readPathEntry( "Other", TQString::null );
else
cmd = conf->readPathEntry("EFax", efax_default_cmd);
if (cmd.startsWith("%exe_"))
cmd = defaultCommand(cmd);
return cmd;
}
void FaxCtrl::sendFax()
{
if ( m_command.find( "%files" ) != -1 )
{
// replace %files tag
TQString filestr;
for (TQStringList::ConstIterator it=m_filteredfiles.begin(); it!=m_filteredfiles.end(); ++it)
filestr += (quote(*it)+" ");
m_command.replace("%files", filestr);
}
if ( !m_faxlist.isEmpty() )
{
KdeprintFax::FaxItem item = m_faxlist.first();
m_faxlist.remove(m_faxlist.begin());
addLogTitle( i18n( "Sending fax to %1 (%2)" ).arg( item.number ).arg( item.name ) );
TQString cmd = replaceTags( m_command, tagList( 4, "%number", "%name", "%enterprise", "%rawnumber" ), NULL, item );
m_process->clearArguments();
*m_process << cmd;
addLog(i18n("Sending to fax using: %1").arg(cmd));
if (!m_process->start(TDEProcess::NotifyOnExit, TDEProcess::AllOutput))
emit faxSent(false);
else
emit message(i18n("Sending fax to %1...").arg( item.number ));
}
}
void FaxCtrl::filter()
{
if (m_files.count() > 0)
{
TQString mimeType = KMimeType::findByURL(KURL(m_files[0]), 0, true)->name();
if (mimeType == "application/postscript" || mimeType == "image/tiff")
{
emit message(i18n("Skipping %1...").arg(m_files[0]));
m_filteredfiles.prepend(m_files[0]);
m_files.remove(m_files.begin());
filter();
}
else
{
TQString tmp = locateLocal("tmp","tdeprintfax_") + kapp->randomString(8);
m_filteredfiles.prepend(tmp);
m_tempfiles.append(tmp);
m_process->clearArguments();
*m_process << locate("data","tdeprintfax/anytops") << "-m" << TDEProcess::quote(locate("data","tdeprintfax/faxfilters"))
<< TQString::fromLatin1("--mime=%1").arg(mimeType)
<< "-p" << pageSize()
<< TDEProcess::quote(m_files[0]) << TDEProcess::quote(tmp);
if (!m_process->start(TDEProcess::NotifyOnExit, TDEProcess::AllOutput))
emit faxSent(false);
else
emit message(i18n("Filtering %1...").arg(m_files[0]));
}
}
else
{
sendFax();
}
}
bool FaxCtrl::abort()
{
if (m_process->isRunning())
return m_process->kill();
else
return false;
}
void FaxCtrl::viewLog(TQWidget *)
{
if (!m_logview)
{
TQWidget *topView = new TQWidget(0, "LogView", (WFlags)(WType_TopLevel|WStyle_DialogBorder|WDestructiveClose));
m_logview = new KTextEdit(topView);
m_logview->setTextFormat( TQt::LogText );
m_logview->setWordWrap( TQTextEdit::WidgetWidth );
m_logview->setPaper( Qt::white );
//m_logview->setReadOnly(true);
//m_logview->setWordWrap(TQTextEdit::NoWrap);
TQPushButton *m_clear = new KPushButton(KStdGuiItem::clear(), topView);
TQPushButton *m_close = new KPushButton(KStdGuiItem::close(), topView);
TQPushButton *m_print = new KPushButton( KStdGuiItem::print(), topView );
TQPushButton *m_save = new KPushButton( KStdGuiItem::saveAs(), topView );
m_close->setDefault(true);
connect(m_clear, TQT_SIGNAL(clicked()), TQT_SLOT(slotClearLog()));
connect(m_close, TQT_SIGNAL(clicked()), TQT_SLOT(slotCloseLog()));
connect(m_logview, TQT_SIGNAL(destroyed()), TQT_SLOT(slotCloseLog()));
connect( m_print, TQT_SIGNAL( clicked() ), TQT_SLOT( slotPrintLog() ) );
connect( m_save, TQT_SIGNAL( clicked() ), TQT_SLOT( slotSaveLog() ) );
TQVBoxLayout *l0 = new TQVBoxLayout(topView, 10, 10);
l0->addWidget(m_logview);
TQHBoxLayout *l1 = new TQHBoxLayout(0, 0, 10);
l0->addLayout(l1);
l1->addStretch(1);
l1->addWidget( m_save );
l1->addWidget( m_print );
l1->addWidget(m_clear);
l1->addWidget(m_close);
m_logview->setText(m_log);
topView->resize(450, 350);
topView->show();
}
else
{
KWin::activateWindow(m_logview->parentWidget()->winId());
}
}
void FaxCtrl::addLogTitle( const TQString& s )
{
TQString t( s );
t.prepend( '\n' ).append( '\n' );
addLog( t, true );
}
void FaxCtrl::addLog(const TQString& s, bool isTitle)
{
TQString t = TQStyleSheet::escape(s);
if ( isTitle )
t.prepend( "<font color=red><b>" ).append( "</b></font>" );
m_log.append( t + '\n' );
if (m_logview)
m_logview->append(t);
}
TQString FaxCtrl::faxSystem()
{
TDEConfig *conf = TDEGlobal::config();
conf->setGroup("System");
TQString s = conf->readEntry("System", "efax");
s[0] = s[0].upper();
return s;
}
void FaxCtrl::cleanTempFiles()
{
for (TQStringList::ConstIterator it=m_tempfiles.begin(); it!=m_tempfiles.end(); ++it)
TQFile::remove(*it);
m_tempfiles.clear();
}
void FaxCtrl::slotClearLog()
{
m_log = TQString::null;
if (m_logview)
m_logview->clear();
}
void FaxCtrl::slotCloseLog()
{
const TQObject *obj = TQT_TQOBJECT_CONST(sender());
if (m_logview)
{
TQTextEdit *view = m_logview;
m_logview = 0;
if (obj && obj->inherits(TQPUSHBUTTON_OBJECT_NAME_STRING))
delete view->parentWidget();
kdDebug() << "slotClose()" << endl;
}
}
void FaxCtrl::slotPrintLog()
{
if ( m_logview )
{
KPrinter printer;
printer.setDocName( i18n( "Fax log" ) );
printer.setDocFileName( "faxlog" );
if ( printer.setup( m_logview->topLevelWidget(), i18n( "Fax Log" ) ) )
{
TQPainter painter( &printer );
TQPaintDeviceMetrics metric( &printer );
TQRect body( 0, 0, metric.width(), metric.height() ), view( body );
//TQString txt = m_logview->text();
TQString txt = m_log;
txt.replace( '\n', "<br>" );
txt.prepend( "<h2>" + i18n( "TDEPrint Fax Tool Log" ) + "</h2>" );
kdDebug() << "Log: " << txt << endl;
TQSimpleRichText richText( txt, m_logview->font() );
richText.setWidth( &painter, body.width() );
do
{
richText.draw( &painter, body.left(), body.top(), view, m_logview->colorGroup() );
view.moveBy( 0, body.height() );
painter.translate( 0, -body.height() );
if ( view.top() >= richText.height() )
break;
printer.newPage();
} while ( true );
}
}
}
void FaxCtrl::slotSaveLog()
{
if ( m_logview )
{
TQString filename = KFileDialog::getSaveFileName( TQString::null, TQString::null, m_logview );
if ( !filename.isEmpty() )
{
TQFile f( filename );
if ( f.open( IO_WriteOnly ) )
{
TQTextStream t( &f );
t << i18n( "TDEPrint Fax Tool Log" ) << endl;
t << m_logview->text() << endl;
f.close();
}
else
KMessageBox::error( m_logview, i18n( "Cannot open file for writing." ) );
}
}
}
#include "faxctrl.moc"