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amarok/amarok/src/scriptmanager.cpp

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/***************************************************************************
* Copyright (C) 2004-2006 by Mark Kretschmann <markey@web.de> *
* 2005 by Seb Ruiz <me@sebruiz.net> *
* 2006 by Alexandre Oliveira <aleprj@gmail.com> *
* 2006 by Martin Ellis <martin.ellis@kdemail.net> *
* *
* 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 Steet, Fifth Floor, Boston, MA 02110-1301, USA. *
***************************************************************************/
#define DEBUG_PREFIX "ScriptManager"
#include "amarok.h"
#include "amarokconfig.h"
#include "contextbrowser.h"
#include "debug.h"
#include "enginecontroller.h"
#include "metabundle.h"
#include "scriptmanager.h"
#include "scriptmanagerbase.h"
#include "statusbar.h"
#include <sys/stat.h>
#include <sys/types.h>
#include <qcheckbox.h>
#include <qdir.h>
#include <qfileinfo.h>
#include <qfont.h>
#include <qlabel.h>
#include <qtextcodec.h>
#include <qtimer.h>
#include <kaboutdialog.h>
#include <kapplication.h>
#include <kfiledialog.h>
#include <kiconloader.h>
#include <kio/netaccess.h>
#include <klistview.h>
#include <klocale.h>
#include <kmessagebox.h>
#include <kpopupmenu.h>
#include <kprocio.h>
#include <kprotocolmanager.h>
#include <kpushbutton.h>
#include <krun.h>
#include <kstandarddirs.h>
#include <ktar.h>
#include <ktextedit.h>
#include <kwin.h>
#include <knewstuff/downloaddialog.h> // knewstuff script fetching
#include <knewstuff/engine.h> // "
#include <knewstuff/knewstuff.h> // "
#include <knewstuff/provider.h> // "
namespace Amarok {
void closeOpenFiles(int out, int in, int err) {
for(int i = sysconf(_SC_OPEN_MAX) - 1; i > 2; i--)
if(i!=out && i!=in && i!=err)
close(i);
}
/**
* This constructor is needed so that the correct codec is used. KProcIO defaults
* to latin1, while the scanner uses UTF-8.
*/
ProcIO::ProcIO() : KProcIO( QTextCodec::codecForName( "UTF-8" ) ) {}
QString
proxyForUrl(const QString& url)
{
KURL kurl( url );
QString proxy;
if ( KProtocolManager::proxyForURL( kurl ) !=
QString::fromLatin1( "DIRECT" ) ) {
KProtocolManager::slaveProtocol ( kurl, proxy );
}
return proxy;
}
QString
proxyForProtocol(const QString& protocol)
{
return KProtocolManager::proxyFor( protocol );
}
}
////////////////////////////////////////////////////////////////////////////////
// class AmarokScriptNewStuff
////////////////////////////////////////////////////////////////////////////////
/**
* GHNS Customised Download implementation.
*/
class AmarokScriptNewStuff : public KNewStuff
{
public:
AmarokScriptNewStuff(const QString &type, QWidget *parentWidget=0)
: KNewStuff( type, parentWidget )
{}
bool install( const QString& fileName )
{
return ScriptManager::instance()->slotInstallScript( fileName );
}
virtual bool createUploadFile( const QString& ) { return false; } //make compile on kde 3.5
};
////////////////////////////////////////////////////////////////////////////////
// class ScriptManager
////////////////////////////////////////////////////////////////////////////////
ScriptManager* ScriptManager::s_instance = 0;
ScriptManager::ScriptManager( QWidget *parent, const char *name )
: KDialogBase( parent, name, false, QString::null, Close, Close, true )
, EngineObserver( EngineController::instance() )
, m_gui( new ScriptManagerBase( this ) )
{
DEBUG_BLOCK
s_instance = this;
kapp->setTopWidget( this );
setCaption( kapp->makeStdCaption( i18n( "Script Manager" ) ) );
// Gives the window a small title bar, and skips a taskbar entry
KWin::setType( winId(), NET::Utility );
KWin::setState( winId(), NET::SkipTaskbar );
setMainWidget( m_gui );
m_gui->listView->setRootIsDecorated( true );
m_gui->listView->setFullWidth( true );
m_gui->listView->setShowSortIndicator( true );
/// Category items
m_generalCategory = new KListViewItem( m_gui->listView, i18n( "General" ) );
m_lyricsCategory = new KListViewItem( m_gui->listView, i18n( "Lyrics" ) );
m_scoreCategory = new KListViewItem( m_gui->listView, i18n( "Score" ) );
m_transcodeCategory = new KListViewItem( m_gui->listView, i18n( "Transcoding" ) );
m_generalCategory ->setSelectable( false );
m_lyricsCategory ->setSelectable( false );
m_scoreCategory ->setSelectable( false );
m_transcodeCategory->setSelectable( false );
m_generalCategory ->setPixmap( 0, SmallIcon( Amarok::icon( "files" ) ) );
m_lyricsCategory ->setPixmap( 0, SmallIcon( Amarok::icon( "files" ) ) );
m_scoreCategory ->setPixmap( 0, SmallIcon( Amarok::icon( "files" ) ) );
m_transcodeCategory->setPixmap( 0, SmallIcon( Amarok::icon( "files" ) ) );
// Restore the open/closed state of the category items
KConfig* const config = Amarok::config( "ScriptManager" );
m_generalCategory ->setOpen( config->readBoolEntry( "General category open" ) );
m_lyricsCategory ->setOpen( config->readBoolEntry( "Lyrics category open" ) );
m_scoreCategory ->setOpen( config->readBoolEntry( "Score category State" ) );
m_transcodeCategory->setOpen( config->readBoolEntry( "Transcode category open" ) );
connect( m_gui->listView, SIGNAL( currentChanged( QListViewItem* ) ), SLOT( slotCurrentChanged( QListViewItem* ) ) );
connect( m_gui->listView, SIGNAL( doubleClicked ( QListViewItem*, const QPoint&, int ) ), SLOT( slotRunScript() ) );
connect( m_gui->listView, SIGNAL( contextMenuRequested ( QListViewItem*, const QPoint&, int ) ), SLOT( slotShowContextMenu( QListViewItem*, const QPoint& ) ) );
connect( m_gui->installButton, SIGNAL( clicked() ), SLOT( slotInstallScript() ) );
connect( m_gui->retrieveButton, SIGNAL( clicked() ), SLOT( slotRetrieveScript() ) );
connect( m_gui->uninstallButton, SIGNAL( clicked() ), SLOT( slotUninstallScript() ) );
connect( m_gui->runButton, SIGNAL( clicked() ), SLOT( slotRunScript() ) );
connect( m_gui->stopButton, SIGNAL( clicked() ), SLOT( slotStopScript() ) );
connect( m_gui->configureButton, SIGNAL( clicked() ), SLOT( slotConfigureScript() ) );
connect( m_gui->aboutButton, SIGNAL( clicked() ), SLOT( slotAboutScript() ) );
m_gui->installButton ->setIconSet( SmallIconSet( Amarok::icon( "files" ) ) );
m_gui->retrieveButton ->setIconSet( SmallIconSet( Amarok::icon( "download" ) ) );
m_gui->uninstallButton->setIconSet( SmallIconSet( Amarok::icon( "remove" ) ) );
m_gui->runButton ->setIconSet( SmallIconSet( Amarok::icon( "play" ) ) );
m_gui->stopButton ->setIconSet( SmallIconSet( Amarok::icon( "stop" ) ) );
m_gui->configureButton->setIconSet( SmallIconSet( Amarok::icon( "configure" ) ) );
m_gui->aboutButton ->setIconSet( SmallIconSet( Amarok::icon( "info" ) ) );
QSize sz = sizeHint();
setMinimumSize( kMax( 350, sz.width() ), kMax( 250, sz.height() ) );
resize( sizeHint() );
connect( this, SIGNAL(lyricsScriptChanged()), ContextBrowser::instance(), SLOT( lyricsScriptChanged() ) );
// Delay this call via eventloop, because it's a bit slow and would block
QTimer::singleShot( 0, this, SLOT( findScripts() ) );
}
ScriptManager::~ScriptManager()
{
DEBUG_BLOCK
QStringList runningScripts;
ScriptMap::Iterator it;
ScriptMap::Iterator end( m_scripts.end() );
for( it = m_scripts.begin(); it != end; ++it ) {
if( it.data().process ) {
terminateProcess( &it.data().process );
runningScripts << it.key();
}
}
// Save config
KConfig* const config = Amarok::config( "ScriptManager" );
config->writeEntry( "Running Scripts", runningScripts );
// Save the open/closed state of the category items
config->writeEntry( "General category open", m_generalCategory->isOpen() );
config->writeEntry( "Lyrics category open", m_lyricsCategory->isOpen() );
config->writeEntry( "Score category open", m_scoreCategory->isOpen() );
config->writeEntry( "Transcode category open", m_transcodeCategory->isOpen() );
s_instance = 0;
}
////////////////////////////////////////////////////////////////////////////////
// public
////////////////////////////////////////////////////////////////////////////////
bool
ScriptManager::runScript( const QString& name, bool silent )
{
if( !m_scripts.contains( name ) )
return false;
m_gui->listView->setCurrentItem( m_scripts[name].li );
return slotRunScript( silent );
}
bool
ScriptManager::stopScript( const QString& name )
{
if( !m_scripts.contains( name ) )
return false;
m_gui->listView->setCurrentItem( m_scripts[name].li );
slotStopScript();
return true;
}
QStringList
ScriptManager::listRunningScripts()
{
QStringList runningScripts;
foreachType( ScriptMap, m_scripts )
if( it.data().process )
runningScripts << it.key();
return runningScripts;
}
void
ScriptManager::customMenuClicked( const QString& message )
{
notifyScripts( "customMenuClicked: " + message );
}
QString
ScriptManager::specForScript( const QString& name )
{
if( !m_scripts.contains( name ) )
return QString();
QFileInfo info( m_scripts[name].url.path() );
const QString specPath = info.dirPath() + '/' + info.baseName( true ) + ".spec";
return specPath;
}
void
ScriptManager::notifyFetchLyrics( const QString& artist, const QString& title )
{
const QString args = KURL::encode_string( artist ) + ' ' + KURL::encode_string( title );
notifyScripts( "fetchLyrics " + args );
}
void
ScriptManager::notifyFetchLyricsByUrl( const QString& url )
{
notifyScripts( "fetchLyricsByUrl " + url );
}
void ScriptManager::notifyTranscode( const QString& srcUrl, const QString& filetype )
{
notifyScripts( "transcode " + srcUrl + ' ' + filetype );
}
void
ScriptManager::notifyPlaylistChange( const QString& change)
{
notifyScripts( "playlistChange: " + change );
}
void
ScriptManager::requestNewScore( const QString &url, double prevscore, int playcount, int length, float percentage, const QString &reason )
{
const QString script = ensureScoreScriptRunning();
if( script.isNull() )
{
Amarok::StatusBar::instance()->longMessage(
i18n( "No score scripts were found, or none of them worked. Automatic scoring will be disabled. Sorry." ),
KDE::StatusBar::Sorry );
return;
}
m_scripts[script].process->writeStdin(
QString( "requestNewScore %6 %1 %2 %3 %4 %5" )
.arg( prevscore )
.arg( playcount )
.arg( length )
.arg( percentage )
.arg( reason )
.arg( KURL::encode_string( url ) ) ); //last because it might have %s
}
////////////////////////////////////////////////////////////////////////////////
// private slots
////////////////////////////////////////////////////////////////////////////////
void
ScriptManager::findScripts() //SLOT
{
const QStringList allFiles = kapp->dirs()->findAllResources( "data", "amarok/scripts/*", true );
// Add found scripts to listview:
{
foreach( allFiles )
if( QFileInfo( *it ).isExecutable() )
loadScript( *it );
}
// Handle auto-run:
KConfig* const config = Amarok::config( "ScriptManager" );
const QStringList runningScripts = config->readListEntry( "Running Scripts" );
{
foreach( runningScripts )
if( m_scripts.contains( *it ) ) {
debug() << "Auto-running script: " << *it << endl;
m_gui->listView->setCurrentItem( m_scripts[*it].li );
slotRunScript();
}
}
m_gui->listView->setCurrentItem( m_gui->listView->firstChild() );
slotCurrentChanged( m_gui->listView->currentItem() );
}
void
ScriptManager::slotCurrentChanged( QListViewItem* item )
{
const bool isCategory = item == m_generalCategory ||
item == m_lyricsCategory ||
item == m_scoreCategory ||
item == m_transcodeCategory;
if( item && !isCategory ) {
const QString name = item->text( 0 );
m_gui->uninstallButton->setEnabled( true );
m_gui->runButton->setEnabled( !m_scripts[name].process );
m_gui->stopButton->setEnabled( m_scripts[name].process );
m_gui->configureButton->setEnabled( m_scripts[name].process );
m_gui->aboutButton->setEnabled( true );
}
else {
m_gui->uninstallButton->setEnabled( false );
m_gui->runButton->setEnabled( false );
m_gui->stopButton->setEnabled( false );
m_gui->configureButton->setEnabled( false );
m_gui->aboutButton->setEnabled( false );
}
}
bool
ScriptManager::slotInstallScript( const QString& path )
{
QString _path = path;
if( path.isNull() ) {
_path = KFileDialog::getOpenFileName( QString::null,
"*.amarokscript.tar *.amarokscript.tar.bz2 *.amarokscript.tar.gz|"
+ i18n( "Script Packages (*.amarokscript.tar, *.amarokscript.tar.bz2, *.amarokscript.tar.gz)" )
, this
, i18n( "Select Script Package" ) );
if( _path.isNull() ) return false;
}
KTar archive( _path );
if( !archive.open( IO_ReadOnly ) ) {
KMessageBox::sorry( 0, i18n( "Could not read this package." ) );
return false;
}
QString destination = Amarok::saveLocation( "scripts/" );
const KArchiveDirectory* const archiveDir = archive.directory();
// Prevent installing a script that's already installed
const QString scriptFolder = destination + archiveDir->entries().first();
if( QFile::exists( scriptFolder ) ) {
KMessageBox::error( 0, i18n( "A script with the name '%1' is already installed. "
"Please uninstall it first." ).arg( archiveDir->entries().first() ) );
return false;
}
archiveDir->copyTo( destination );
m_installSuccess = false;
recurseInstall( archiveDir, destination );
if( m_installSuccess ) {
KMessageBox::information( 0, i18n( "Script successfully installed." ) );
return true;
}
else {
KMessageBox::sorry( 0, i18n( "<p>Script installation failed.</p>"
"<p>The package did not contain an executable file. "
"Please inform the package maintainer about this error.</p>" ) );
// Delete directory recursively
KIO::NetAccess::del( KURL::fromPathOrURL( scriptFolder ), 0 );
}
return false;
}
void
ScriptManager::recurseInstall( const KArchiveDirectory* archiveDir, const QString& destination )
{
const QStringList entries = archiveDir->entries();
foreach( entries ) {
const QString entry = *it;
const KArchiveEntry* const archEntry = archiveDir->entry( entry );
if( archEntry->isDirectory() ) {
const KArchiveDirectory* const dir = static_cast<const KArchiveDirectory*>( archEntry );
recurseInstall( dir, destination + entry + '/' );
}
else {
::chmod( QFile::encodeName( destination + entry ), archEntry->permissions() );
if( QFileInfo( destination + entry ).isExecutable() ) {
loadScript( destination + entry );
m_installSuccess = true;
}
}
}
}
void
ScriptManager::slotRetrieveScript()
{
// Delete KNewStuff's configuration entries. These entries reflect which scripts
// are already installed. As we cannot yet keep them in sync after uninstalling
// scripts, we deactivate the check marks entirely.
Amarok::config()->deleteGroup( "KNewStuffStatus" );
// we need this because KNewStuffGeneric's install function isn't clever enough
AmarokScriptNewStuff *kns = new AmarokScriptNewStuff( "amarok/script", this );
KNS::Engine *engine = new KNS::Engine( kns, "amarok/script", this );
KNS::DownloadDialog *d = new KNS::DownloadDialog( engine, this );
d->setType( "amarok/script" );
// you have to do this by hand when providing your own Engine
KNS::ProviderLoader *p = new KNS::ProviderLoader( this );
QObject::connect( p, SIGNAL( providersLoaded(Provider::List*) ), d, SLOT( slotProviders (Provider::List *) ) );
p->load( "amarok/script", "http://amarok.kde.org/knewstuff/amarokscripts-providers.xml" );
d->exec();
}
void
ScriptManager::slotUninstallScript()
{
const QString name = m_gui->listView->currentItem()->text( 0 );
if( KMessageBox::warningContinueCancel( 0, i18n( "Are you sure you want to uninstall the script '%1'?" ).arg( name ), i18n("Uninstall Script"), i18n("Uninstall") ) == KMessageBox::Cancel )
return;
if( m_scripts.find( name ) == m_scripts.end() )
return;
KURL scriptDirURL( m_scripts[name].url.upURL() );
// find if the script is installed in the global or local scripts directory
KURL scriptsDirURL;
QStringList dirs = KGlobal::dirs()->findDirs( "data", "amarok/scripts/" );
for ( QStringList::Iterator it = dirs.begin(); it != dirs.end(); ++it ) {
scriptsDirURL = KURL::fromPathOrURL( *it );
if ( scriptsDirURL.isParentOf( scriptDirURL ) )
break;
}
// find the begining of this script directory tree
KURL scriptDirUpURL = scriptDirURL.upURL();
while ( ! scriptsDirURL.equals( scriptDirUpURL, true ) && scriptsDirURL.isParentOf( scriptDirUpURL ) ) {
scriptDirURL = scriptDirUpURL;
scriptDirUpURL = scriptDirURL.upURL();
}
// Delete script directory recursively
if( !KIO::NetAccess::del( scriptDirURL, 0 ) ) {
KMessageBox::sorry( 0, i18n( "<p>Could not uninstall this script.</p><p>The ScriptManager can only uninstall scripts which have been installed as packages.</p>" ) ); // only true when not running as root (which is reasonable)
return;
}
QStringList keys;
// Find all scripts that were in the uninstalled directory
{
foreachType( ScriptMap, m_scripts )
if( scriptDirURL.isParentOf( it.data().url ) )
keys << it.key();
}
// Terminate script processes, remove entries from script list
{
foreach( keys ) {
delete m_scripts[*it].li;
terminateProcess( &m_scripts[*it].process );
m_scripts.erase( *it );
}
}
}
bool
ScriptManager::slotRunScript( bool silent )
{
if( !m_gui->runButton->isEnabled() ) return false;
QListViewItem* const li = m_gui->listView->currentItem();
const QString name = li->text( 0 );
if( m_scripts[name].type == "lyrics" && lyricsScriptRunning() != QString::null ) {
if( !silent )
KMessageBox::sorry( 0, i18n( "Another lyrics script is already running. "
"You may only run one lyrics script at a time." ) );
return false;
}
if( m_scripts[name].type == "transcode" && transcodeScriptRunning() != QString::null ) {
if( !silent )
KMessageBox::sorry( 0, i18n( "Another transcode script is already running. "
"You may only run one transcode script at a time." ) );
return false;
}
// Don't start a script twice
if( m_scripts[name].process ) return false;
Amarok::ProcIO* script = new Amarok::ProcIO();
script->setComm( static_cast<KProcess::Communication>( KProcess::All ) );
const KURL url = m_scripts[name].url;
*script << url.path();
script->setWorkingDirectory( Amarok::saveLocation( "scripts-data/" ) );
connect( script, SIGNAL( receivedStderr( KProcess*, char*, int ) ), SLOT( slotReceivedStderr( KProcess*, char*, int ) ) );
connect( script, SIGNAL( receivedStdout( KProcess*, char*, int ) ), SLOT( slotReceivedStdout( KProcess*, char*, int ) ) );
connect( script, SIGNAL( processExited( KProcess* ) ), SLOT( scriptFinished( KProcess* ) ) );
if( script->start( KProcess::NotifyOnExit ) )
{
if( m_scripts[name].type == "score" && !scoreScriptRunning().isNull() )
{
stopScript( scoreScriptRunning() );
m_gui->listView->setCurrentItem( li );
}
AmarokConfig::setLastScoreScript( name );
}
else
{
if( !silent )
KMessageBox::sorry( 0, i18n( "<p>Could not start the script <i>%1</i>.</p>"
"<p>Please make sure that the file has execute (+x) permissions.</p>" ).arg( name ) );
delete script;
return false;
}
li->setPixmap( 0, SmallIcon( Amarok::icon( "play" ) ) );
debug() << "Running script: " << url.path() << endl;
m_scripts[name].process = script;
slotCurrentChanged( m_gui->listView->currentItem() );
if( m_scripts[name].type == "lyrics" )
emit lyricsScriptChanged();
return true;
}
void
ScriptManager::slotStopScript()
{
QListViewItem* const li = m_gui->listView->currentItem();
const QString name = li->text( 0 );
// Just a sanity check
if( m_scripts.find( name ) == m_scripts.end() )
return;
terminateProcess( &m_scripts[name].process );
m_scripts[name].log = QString::null;
slotCurrentChanged( m_gui->listView->currentItem() );
li->setPixmap( 0, QPixmap() );
}
void
ScriptManager::slotConfigureScript()
{
const QString name = m_gui->listView->currentItem()->text( 0 );
if( !m_scripts[name].process ) return;
const KURL url = m_scripts[name].url;
QDir::setCurrent( url.directory() );
m_scripts[name].process->writeStdin( "configure" );
}
void
ScriptManager::slotAboutScript()
{
const QString name = m_gui->listView->currentItem()->text( 0 );
QFile readme( m_scripts[name].url.directory( false ) + "README" );
QFile license( m_scripts[name].url.directory( false ) + "COPYING" );
if( !readme.open( IO_ReadOnly ) ) {
KMessageBox::sorry( 0, i18n( "There is no information available for this script." ) );
return;
}
KAboutDialog* about = new KAboutDialog( KAboutDialog::AbtTabbed|KAboutDialog::AbtProduct,
QString::null,
KDialogBase::Ok, KDialogBase::Ok, this );
kapp->setTopWidget( about );
about->setCaption( kapp->makeStdCaption( i18n( "About %1" ).arg( name ) ) );
about->setProduct( "", "", "", "" );
// Get rid of the confusing KDE version text
QLabel* product = static_cast<QLabel*>( about->mainWidget()->child( "version" ) );
if( product ) product->setText( i18n( "%1 Amarok Script" ).arg( name ) );
about->addTextPage( i18n( "About" ), readme.readAll(), true );
if( license.open( IO_ReadOnly ) )
about->addLicensePage( i18n( "License" ), license.readAll() );
about->setInitialSize( QSize( 500, 350 ) );
about->show();
}
void
ScriptManager::slotShowContextMenu( QListViewItem* item, const QPoint& pos )
{
const bool isCategory = item == m_generalCategory ||
item == m_lyricsCategory ||
item == m_scoreCategory ||
item == m_transcodeCategory;
if( !item || isCategory ) return;
// Look up script entry in our map
ScriptMap::Iterator it;
ScriptMap::Iterator end( m_scripts.end() );
for( it = m_scripts.begin(); it != end; ++it )
if( it.data().li == item ) break;
enum { SHOW_LOG, EDIT };
KPopupMenu menu;
menu.insertTitle( i18n( "Debugging" ) );
menu.insertItem( SmallIconSet( Amarok::icon( "clock" ) ), i18n( "Show Output &Log" ), SHOW_LOG );
menu.insertItem( SmallIconSet( Amarok::icon( "edit" ) ), i18n( "&Edit" ), EDIT );
menu.setItemEnabled( SHOW_LOG, it.data().process );
const int id = menu.exec( pos );
switch( id )
{
case EDIT:
KRun::runCommand( "kwrite " + KProcess::quote(it.data().url.path()) );
break;
case SHOW_LOG:
QString line;
while( it.data().process->readln( line ) != -1 )
it.data().log += line;
KTextEdit* editor = new KTextEdit( it.data().log );
kapp->setTopWidget( editor );
editor->setCaption( kapp->makeStdCaption( i18n( "Output Log for %1" ).arg( it.key() ) ) );
editor->setReadOnly( true );
QFont font( "fixed" );
font.setFixedPitch( true );
font.setStyleHint( QFont::TypeWriter );
editor->setFont( font );
editor->setTextFormat( QTextEdit::PlainText );
editor->resize( 500, 380 );
editor->show();
break;
}
}
/* This is just a workaround, some scripts crash for some people if stdout is not handled. */
void
ScriptManager::slotReceivedStdout( KProcess*, char* buf, int len )
{
debug() << QString::fromLatin1( buf, len ) << endl;
}
void
ScriptManager::slotReceivedStderr( KProcess* process, char* buf, int len )
{
// Look up script entry in our map
ScriptMap::Iterator it;
ScriptMap::Iterator end( m_scripts.end() );
for( it = m_scripts.begin(); it != end; ++it )
if( it.data().process == process ) break;
const QString text = QString::fromLatin1( buf, len );
error() << it.key() << ":\n" << text << endl;
if( it.data().log.length() > 20000 )
it.data().log = "==== LOG TRUNCATED HERE ====\n";
it.data().log += text;
}
void
ScriptManager::scriptFinished( KProcess* process ) //SLOT
{
// Look up script entry in our map
ScriptMap::Iterator it;
ScriptMap::Iterator end( m_scripts.end() );
for( it = m_scripts.begin(); it != end; ++it )
if( it.data().process == process ) break;
// Check if there was an error on exit
if( process->normalExit() && process->exitStatus() != 0 )
KMessageBox::detailedError( 0, i18n( "The script '%1' exited with error code: %2" )
.arg( it.key() ).arg( process->exitStatus() )
,it.data().log );
// Destroy script process
delete it.data().process;
it.data().process = 0;
it.data().log = QString::null;
it.data().li->setPixmap( 0, QPixmap() );
slotCurrentChanged( m_gui->listView->currentItem() );
}
////////////////////////////////////////////////////////////////////////////////
// private
////////////////////////////////////////////////////////////////////////////////
QStringList
ScriptManager::scriptsOfType( const QString &type ) const
{
QStringList scripts;
foreachType( ScriptMap, m_scripts )
if( it.data().type == type )
scripts += it.key();
return scripts;
}
QString
ScriptManager::scriptRunningOfType( const QString &type ) const
{
foreachType( ScriptMap, m_scripts )
if( it.data().process )
if( it.data().type == type )
return it.key();
return QString();
}
QString
ScriptManager::ensureScoreScriptRunning()
{
QString s = scoreScriptRunning();
if( !s.isNull() )
return s;
if( runScript( AmarokConfig::lastScoreScript(), true /*silent*/ ) )
return AmarokConfig::lastScoreScript();
const QString def = i18n( "Score" ) + ": " + "Default";
if( runScript( def, true ) )
return def;
const QStringList scripts = scoreScripts();
for( QStringList::const_iterator it = scripts.begin(), end = scripts.end(); it != end; ++it )
if( runScript( *it, true ) )
return *it;
return QString();
}
void
ScriptManager::terminateProcess( KProcIO** proc )
{
if( *proc ) {
(*proc)->kill(); // Sends SIGTERM
(*proc)->detach();
delete *proc;
*proc = 0;
}
}
void
ScriptManager::notifyScripts( const QString& message )
{
foreachType( ScriptMap, m_scripts ) {
KProcIO* const proc = it.data().process;
if( proc ) proc->writeStdin( message );
}
}
void
ScriptManager::loadScript( const QString& path )
{
if( !path.isEmpty() ) {
const KURL url = KURL::fromPathOrURL( path );
QString name = url.fileName();
QString type = "generic";
// Read and parse .spec file, if exists
QFileInfo info( path );
KListViewItem* li = 0;
const QString specPath = info.dirPath() + '/' + info.baseName( true ) + ".spec";
if( QFile::exists( specPath ) ) {
KConfig spec( specPath, true, false );
if( spec.hasKey( "name" ) )
name = spec.readEntry( "name" );
if( spec.hasKey( "type" ) ) {
type = spec.readEntry( "type" );
if( type == "lyrics" )
li = new KListViewItem( m_lyricsCategory, name );
if( type == "transcode" )
li = new KListViewItem( m_transcodeCategory, name );
if( type == "score" )
li = new KListViewItem( m_scoreCategory, name );
}
}
if( !li )
li = new KListViewItem( m_generalCategory, name );
li->setPixmap( 0, QPixmap() );
ScriptItem item;
item.url = url;
item.type = type;
item.process = 0;
item.li = li;
m_scripts[name] = item;
debug() << "Loaded: " << name << endl;
slotCurrentChanged( m_gui->listView->currentItem() );
}
}
void
ScriptManager::engineStateChanged( Engine::State state, Engine::State /*oldState*/ )
{
switch( state )
{
case Engine::Empty:
notifyScripts( "engineStateChange: empty" );
break;
case Engine::Idle:
notifyScripts( "engineStateChange: idle" );
break;
case Engine::Paused:
notifyScripts( "engineStateChange: paused" );
break;
case Engine::Playing:
notifyScripts( "engineStateChange: playing" );
break;
}
}
void
ScriptManager::engineNewMetaData( const MetaBundle& /*bundle*/, bool /*trackChanged*/ )
{
notifyScripts( "trackChange" );
}
void
ScriptManager::engineVolumeChanged( int newVolume )
{
notifyScripts( "volumeChange: " + QString::number( newVolume ) );
}
#include "scriptmanager.moc"
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