Rivendellaudio/rdlibrary/audio_cart.cpp

// audio_cart.cpp
//
// The audio cart editor for RDLibrary.
//
//   (C) Copyright 2002-2004,2016-2017 Fred Gleason <fredg@paravelsystems.com>
//
//   This program is free software; you can redistribute it and/or modify
//   it under the terms of the GNU General Public License version 2 as
//   published by the Free Software Foundation.
//
//   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., 675 Mass Ave, Cambridge, MA 02139, USA.
//

#include <qpixmap.h>
#include <unistd.h>
#include <qdialog.h>
#include <qstring.h>
#include <qpushbutton.h>
#include <qlistview.h>
#include <qlistbox.h>
#include <qtextedit.h>
#include <qpainter.h>
#include <qevent.h>
#include <qmessagebox.h>
#include <qcheckbox.h>
#include <qbuttongroup.h>
#include <qapplication.h>

#include <rdapplication.h>
#include <rdcut.h>
#include <rdcddbrecord.h>
//#include <rddb.h>
#include <rdwavedata.h>
#include <rd.h>
#include <rdconf.h>
#include <rdimport_audio.h>
#include <rdaudio_exists.h>
#include <rdedit_audio.h>
#include <rdescape_string.h>

#include <cdripper.h>
#include <audio_cart.h>
#include <record_cut.h>
#include <globals.h>

#include <validate_cut.h>

bool import_active=false;


AudioCart::AudioCart(AudioControls *controls,RDCart *cart,QString *path,
		     bool select_cut,bool profile_rip,QWidget *parent)
  : QWidget(parent)
{
  rdcart_import_metadata=true;
  rdcart_controls=controls;
  rdcart_cart=cart;
  rdcart_import_path=path;
  rdcart_select_cut=select_cut;
  rdcart_profile_rip=profile_rip;
  rdcart_modification_allowed=rda->user()->editAudio()&&cart->owner().isEmpty();

  setCaption(QString().sprintf("%u",rdcart_cart->number())+" - "+
    rdcart_cart->title());

  //
  // Generate Fonts
  //
  QFont button_font=QFont("Helvetica",12,QFont::Bold);
  button_font.setPixelSize(12);
  QFont line_edit_font=QFont("Helvetica",12,QFont::Normal);
  line_edit_font.setPixelSize(12);
  QColor system_button_text_color = palette().active().buttonText();

  //
  // Progress Dialog
  //
  rdcart_progress_dialog=new QProgressDialog(this);
  rdcart_progress_dialog->setLabelText(tr("Copying audio..."));
  rdcart_progress_dialog->setCancelButton(NULL);
  rdcart_progress_dialog->setTotalSteps(10);
  rdcart_progress_dialog->setMinimumDuration(1000);

  //
  // Add Cut Button
  //
  QPushButton *add_cut_button=new QPushButton(this);
  add_cut_button->setGeometry(10,0,80,50);
  add_cut_button->setFont(button_font);
  add_cut_button->setText(tr("Add"));
  connect(add_cut_button,SIGNAL(clicked()),this,SLOT(addCutData()));

  //
  // Delete Cut Button
  //
  QPushButton *delete_cut_button=new QPushButton(this);
  delete_cut_button->setGeometry(10,60,80,50);
  delete_cut_button->setFont(button_font);
  delete_cut_button->setText(tr("Delete"));
  connect(delete_cut_button,SIGNAL(clicked()),this,SLOT(deleteCutData()));

  //
  // Copy Cut Button
  //
  QPushButton *copy_cut_button=new QPushButton(this);
  copy_cut_button->setGeometry(10,120,80,50);
  copy_cut_button->setFont(button_font);
  copy_cut_button->setText(tr("Copy"));
  connect(copy_cut_button,SIGNAL(clicked()),this,SLOT(copyCutData()));

  //
  // Paste Cut Button
  //
  paste_cut_button=new QPushButton(this);
  paste_cut_button->setGeometry(10,180,80,50);
  paste_cut_button->setFont(button_font);
  paste_cut_button->setText(tr("Paste"));
  connect(paste_cut_button,SIGNAL(clicked()),this,SLOT(pasteCutData()));

  //
  // Cart Cut List
  //
  rdcart_cut_list=new RDListView(this);
  rdcart_cut_list->setGeometry(100,0,430,sizeHint().height());
  rdcart_cut_list->setAllColumnsShowFocus(true);
  rdcart_cut_list->setSelectionMode(QListView::Extended);
  rdcart_cut_list->setItemMargin(5);
  rdcart_cut_list->setSorting(11);
  connect(rdcart_cut_list,
	  SIGNAL(doubleClicked(QListViewItem *,const QPoint &,int)),
	  this,
	  SLOT(doubleClickedData(QListViewItem *,const QPoint &,int)));

  rdcart_cut_list->addColumn(tr("WT"));
  rdcart_cut_list->setColumnAlignment(0,Qt::AlignHCenter);

  rdcart_cut_list->addColumn(tr("DESCRIPTION"));
  rdcart_cut_list->setColumnAlignment(1,Qt::AlignLeft);

  rdcart_cut_list->addColumn(tr("LENGTH"));
  rdcart_cut_list->setColumnAlignment(2,Qt::AlignRight);
  rdcart_cut_list->setColumnSortType(2,RDListView::TimeSort);

  rdcart_cut_list->addColumn(tr("LAST PLAYED"));
  rdcart_cut_list->setColumnAlignment(3,Qt::AlignHCenter);

  rdcart_cut_list->addColumn(tr("# OF PLAYS"));
  rdcart_cut_list->setColumnAlignment(4,Qt::AlignHCenter);


  rdcart_cut_list->addColumn(tr("SOURCE"));
  rdcart_cut_list->setColumnAlignment(5,Qt::AlignHCenter);


  rdcart_cut_list->addColumn(tr("INGEST"));
  rdcart_cut_list->setColumnAlignment(6,Qt::AlignHCenter);

  rdcart_cut_list->addColumn(tr("OUTCUE"));
  rdcart_cut_list->setColumnAlignment(7,Qt::AlignLeft);

  rdcart_cut_list->addColumn(tr("START DATE"));
  rdcart_cut_list->setColumnAlignment(8,Qt::AlignLeft);

  rdcart_cut_list->addColumn(tr("END DATE"));
  rdcart_cut_list->setColumnAlignment(9,Qt::AlignLeft);

  rdcart_cut_list->addColumn(tr("DAYPART START"));
  rdcart_cut_list->setColumnAlignment(10,Qt::AlignLeft);

  rdcart_cut_list->addColumn(tr("DAYPART END"));
  rdcart_cut_list->setColumnAlignment(11,Qt::AlignLeft);

  rdcart_cut_list->addColumn(tr("NAME"));
  rdcart_cut_list->setColumnAlignment(12,Qt::AlignLeft);

  rdcart_cut_list->addColumn(tr("SHA1"));
  rdcart_cut_list->setColumnAlignment(13,Qt::AlignLeft);

  RefreshList();

  //
  // Record Cut Button
  //
  QPixmap *pix=new QPixmap(QSize(80,50));
  QPainter *p=new QPainter(pix);
  QFontMetrics *m=new QFontMetrics(button_font);
  p->fillRect(0,0,80,50,palette().color(QPalette::Active,QColorGroup::Button));
  p->setPen(QColor(system_button_text_color));
  p->setFont(button_font);
  p->drawText((80-m->width(tr("Cut Info")))/2,20,tr("Cut Info"));
  p->moveTo(10,24);
  p->lineTo(70,24);
  p->drawText((80-m->width(tr("Record")))/2,38,tr("Record"));
  p->end();
  QPushButton *record_cut_button=new QPushButton(this);
  record_cut_button->setGeometry(550,0,80,50);
  record_cut_button->setPixmap(*pix);
  connect(record_cut_button,SIGNAL(clicked()),this,SLOT(recordCutData()));
  
  //
  // Send to (external) Editor Button (ex: Audacity)
  //
  QPushButton *ext_editor_cut_button=new QPushButton(this);
  ext_editor_cut_button->setGeometry(550,60,80,50);
  ext_editor_cut_button->setFont(button_font);
  ext_editor_cut_button->setText(tr("Edit\nAudio"));
  connect(ext_editor_cut_button,SIGNAL(clicked()),
	  this,SLOT(extEditorCutData()));
  int yoffset=60;
  if((!rda->libraryConf()->enableEditor())||
     rda->station()->editorPath().isEmpty()) {
    ext_editor_cut_button->hide();
    yoffset=0;
  }

  //
  // Edit Cut Button
  //
  QPushButton *edit_cut_button=new QPushButton(this);
  edit_cut_button->setGeometry(550,60+yoffset,80,50);
  edit_cut_button->setFont(button_font);
  edit_cut_button->setText(tr("Edit\nMarkers"));
  connect(edit_cut_button,SIGNAL(clicked()),this,SLOT(editCutData()));

  //
  // Import Cut Button
  //
  p=new QPainter(pix);
  m=new QFontMetrics(button_font);
  p->fillRect(0,0,80,50,palette().color(QPalette::Active,QColorGroup::Button));
  p->setPen(QColor(system_button_text_color));
  p->setFont(button_font);
  p->drawText((80-m->width(tr("Import")))/2,20,tr("Import"));
  p->moveTo(10,24);
  p->lineTo(70,24);
  p->drawText((80-m->width(tr("Export")))/2,38,tr("Export"));
  p->end();
  QPushButton *import_cut_button=new QPushButton(this);
  import_cut_button->setPixmap(*pix);
  import_cut_button->setGeometry(550,120+yoffset,80,50);
  connect(import_cut_button,SIGNAL(clicked()),this,SLOT(importCutData()));

  //
  // Rip Cut Button
  //
  QPushButton *rip_cut_button=new QPushButton(this);
  rip_cut_button->setGeometry(550,180+yoffset,80,50);
  rip_cut_button->setFont(button_font);
  rip_cut_button->setText(tr("Rip CD"));
  connect(rip_cut_button,SIGNAL(clicked()),this,SLOT(ripCutData()));

  //
  // Set Control Perms
  //
  add_cut_button->setEnabled(rdcart_modification_allowed);
  delete_cut_button->setEnabled(rdcart_modification_allowed);
  if((cut_clipboard==NULL)||(!rdcart_modification_allowed)) {
    paste_cut_button->setDisabled(true);
  }
  rip_cut_button->setEnabled(rdcart_modification_allowed);
  import_cut_button->setEnabled(rdcart_modification_allowed);
  ext_editor_cut_button->setEnabled(rdcart_modification_allowed);
}


QSize AudioCart::sizeHint() const
{
  return QSize(640,290);
} 


QSizePolicy AudioCart::sizePolicy() const
{
  return QSizePolicy(QSizePolicy::Fixed,QSizePolicy::Fixed);
}


void AudioCart::changeCutScheduling(int sched)
{
  QString sql;
  RDSqlQuery *q;

  RDListViewItem *item=(RDListViewItem *)rdcart_cut_list->firstChild();
  while(item!=NULL) {
    sql=QString("select PLAY_ORDER,WEIGHT from CUTS where ")+
      "CUT_NAME=\""+item->text(12)+"\"";
    q=new RDSqlQuery(sql);
    if(q->first()) {
      item->setText(0,QString().sprintf("%d",q->value(sched).toInt()));
    }
    item=(RDListViewItem *)item->nextSibling();
  }
  if(sched) {
    rdcart_cut_list->setColumnText(0,tr("WT"));
  }
  else {
    rdcart_cut_list->setColumnText(0,tr("ORD"));
  }
  rdcart_use_weighting=sched!=0;
}


void AudioCart::addCutData()
{
  QString next_name=RDCut::cutName(rdcart_cart->number(),
		 rdcart_cart->addCut(rda->libraryConf()->defaultFormat(),
				     rda->libraryConf()->defaultBitrate(),
				     rda->libraryConf()->defaultChannels()));
  if(next_name.isEmpty()) {
    QMessageBox::warning(this,tr("RDLibrary - Edit Cart"),
			 tr("This cart cannot contain any additional cuts!"));
    return;
  }
  rdcart_cut_list->clearSelection();
  RDListViewItem *item=new RDListViewItem(rdcart_cut_list);
  item->setText(12,next_name);
  RefreshLine(item);
  rdcart_cut_list->setSelected(item,true);
  rdcart_cut_list->ensureItemVisible(item);
  disk_gauge->update();
  emit cartDataChanged();
}


void AudioCart::deleteCutData()
{
  QString filename;
  QString str;
  std::vector<QString> cutnames;
  RDListViewItem *item=NULL;

  item=SelectedCuts(&cutnames);
  if(cutnames.size()==0) {
    return;
  }

  //
  // Prompt for Deletion
  //
  if(cutnames.size()==1) {
    switch(QMessageBox::question(this,"RDLibrary - "+tr("Delete Cut"),
				 tr("Are you sure you want to delete")+" \""+
				 item->text(1)+"\"?",
				 QMessageBox::Yes,QMessageBox::No)) {

    case QMessageBox::No:
    case QMessageBox::NoButton:
      return;
      
    default:
      break;
    }
  }
  else {
    if(QMessageBox::question(this,"RDLibrary - "+tr("Delete Cuts"),
			     tr("Are you sure you want to delete")+
			     QString().sprintf(" %lu ",cutnames.size())+
			     tr("cuts")+"?",QMessageBox::Yes,
			     QMessageBox::No)!=QMessageBox::Yes) {
      return;
    }
  }

  //
  // Check for RDCatch Events
  //
  for(unsigned i=0;i<cutnames.size();i++) {
    QString sql=QString("select CUT_NAME from RECORDINGS where ")+
      "CUT_NAME=\""+RDEscapeString(cutnames[i])+"\"";
    RDSqlQuery *q=new RDSqlQuery(sql);
    if(q->first()) {
      if(QMessageBox::warning(this,tr("RDCatch Event Exists"),
			      tr("One or more cuts are used in one or more RDCatch events!\nDo you still want to delete?"),QMessageBox::Yes,QMessageBox::No)==QMessageBox::No) {
	delete q;
	return;
      }
    }
    delete q;
  }

  //
  // Check Clipboard
  //
  if(cut_clipboard!=NULL) {
    if(item->text(12)==cut_clipboard->cutName()) {
      if(QMessageBox::question(this,tr("Empty Clipboard"),
			      tr("Deleting this cut will also empty the clipboard.\nDo you still want to proceed?"),QMessageBox::Yes,QMessageBox::No)==
	 QMessageBox::No) {
	return;
      }
      delete cut_clipboard;
      cut_clipboard=NULL;
      paste_cut_button->setDisabled(true);
    }
  }

  //
  // Delete Cuts
  //
  for(unsigned i=0;i<cutnames.size();i++) {
    if(!rdcart_cart->removeCut(rda->station(),rda->user(),cutnames[i],
			       rda->config())) {
      QMessageBox::warning(this,tr("RDLibrary"),
			   tr("Unable to delete audio for cut")+
			   QString().sprintf(" %d!",RDCut::cutNumber(cutnames[i])));
      return;
    }
  }
  //  UpdateCutCount();

  rdcart_cart->updateLength(rdcart_controls->enforce_length_box->isChecked(),
			    QTime().msecsTo(rdcart_controls->
					    forced_length_edit->time()));
  rdcart_cart->resetRotation();
  disk_gauge->update();

  //
  // Update List
  //
  item=(RDListViewItem *)rdcart_cut_list->firstChild();
  while(item!=NULL) {
    RDListViewItem *del=NULL;
    if(item->isSelected()) {
      del=item;
    }
    item=(RDListViewItem *)item->nextSibling();
    if(del!=NULL) {
      delete del;
    }
  }

  emit cartDataChanged();
}


void AudioCart::copyCutData()
{
  std::vector<QString> cutnames;
  RDListViewItem *item=NULL;

  if((item=SelectedCuts(&cutnames))==NULL) {
    QMessageBox::information(this,"RDLibrary - "+tr("Copy Cut"),
			  tr("No data copied - you must select a single cut!"));
    return;
  }
  if(cut_clipboard!=NULL) {
    delete cut_clipboard;
  }
  cut_clipboard=new RDCut(item->text(12));
  paste_cut_button->setEnabled(rdcart_modification_allowed);
}


void AudioCart::extEditorCutData()
{
  std::vector<QString> cutnames;
  RDListViewItem *item=NULL;

  if((item=SelectedCuts(&cutnames))==NULL) {
    return;
  }

  QString cmd=rda->station()->editorPath();
  cmd.replace("%f",RDCut::pathName(rdcart_cut_list->currentItem()->text(12)));
  // FIXME: other replace commands to match: lib/rdcart_dialog.cpp editorData()
  //        These substitions should be documented (maybe a text file),
  //            ex: %f = cart_cut filename
  //        and possibly also add some tooltips with help advice

  if(fork()==0) {
    system(cmd+" &");
    exit(0);
  }
}

void AudioCart::pasteCutData()
{
  std::vector<QString> cutnames;
  RDListViewItem *item=NULL;

  if((item=SelectedCuts(&cutnames))==NULL) {
    QMessageBox::information(this,"RDLibrary - "+tr("Paste Cut"),
			  tr("You must select a single cut!"));
    return;
  }
  if(!cut_clipboard->exists()) {
    QMessageBox::information(this,tr("Clipboard Empty"),
			     tr("Clipboard is currently empty."));
    delete cut_clipboard;
    cut_clipboard=NULL;
    paste_cut_button->setDisabled(true);
    return;
  }
  if(QFile::exists(RDCut::pathName(item->text(12)))) {
    if(QMessageBox::warning(this,tr("Audio Exists"),
			    tr("This will overwrite the existing recording.\nDo you want to proceed?"),
			    QMessageBox::Yes,
			    QMessageBox::No)==QMessageBox::No) {
      return;
    }
  }
  cut_clipboard->connect(this,SLOT(copyProgressData(const QVariant &)));
  cut_clipboard->copyTo(rda->station(),rda->user(),item->text(12),rda->config());
  cut_clipboard->disconnect(this,SLOT(copyProgressData(const QVariant &)));
  rdcart_cart->updateLength(rdcart_controls->enforce_length_box->isChecked(),
			    QTime().msecsTo(rdcart_controls->
					    forced_length_edit->time()));
  rdcart_cart->resetRotation();
  disk_gauge->update();
  emit cartDataChanged();
  RefreshList();
}


void AudioCart::editCutData()
{
  RDListViewItem *item=NULL;
  std::vector<QString> cutnames;
  if((item=SelectedCuts(&cutnames))==NULL) {
    return;
  }
  QString cutname=item->text(12);
  if(!RDAudioExists(cutname)) {
    QMessageBox::information(this,"RDLibrary",
			     tr("No audio is present in the cut!"));
    return;
  }
  RDEditAudio *edit=
    new RDEditAudio(rdcart_cart,cutname,rda->libraryConf()->outputCard(),
		    rda->libraryConf()->outputPort(),rda->libraryConf()->tailPreroll(),
		    rda->libraryConf()->trimThreshold(),this);
  if(edit->exec()!=-1) {
    emit cartDataChanged();
    rdcart_cart->updateLength(rdcart_controls->enforce_length_box->isChecked(),
			      QTime().msecsTo(rdcart_controls->
					      forced_length_edit->time()));
    RefreshLine(item);
  }
  delete edit;
}


void AudioCart::recordCutData()
{
  RDListViewItem *item=NULL;
  std::vector<QString> cutnames;
  if((item=SelectedCuts(&cutnames))==NULL) {
    return;
  }
  QString cutname=item->text(12);
  RecordCut *cut=new RecordCut(rdcart_cart,cutname,rdcart_use_weighting,this);
  cut->exec();
  delete cut;
  if(cut_clipboard==NULL) {
    paste_cut_button->setDisabled(true);
  }
  disk_gauge->update();
  emit cartDataChanged();
  rdcart_cart->updateLength(rdcart_controls->enforce_length_box->isChecked(),
			    QTime().msecsTo(rdcart_controls->
					    forced_length_edit->time()));
  RefreshLine(item);
}


void AudioCart::ripCutData()
{
  int track;
  QString cutname;
  QString title;
  QString artist;
  QString album;

  RDListViewItem *item=NULL;
  std::vector<QString> cutnames;
  if((item=SelectedCuts(&cutnames))==NULL) {
    return;
  }
  cutname=item->text(12);
  RDCddbRecord *rec=new RDCddbRecord();
  CdRipper *ripper=new CdRipper(cutname,rec,rda->libraryConf(),rdcart_profile_rip);
  if((track=ripper->exec(&title,&artist,&album))>=0) {
    if((rdcart_controls->title_edit->text().isEmpty()||
	(rdcart_controls->title_edit->text()==tr("[new cart]")))&&
       (!title.isEmpty())) {
      rdcart_controls->title_edit->setText(title);
    }
    rdcart_controls->artist_edit->setText(artist);
    rdcart_controls->album_edit->setText(album);
    RDCut *cut=new RDCut(cutname);
    cut->setIsrc(rec->isrc(track));
    delete cut;
  }
  if(cut_clipboard==NULL) {
    paste_cut_button->setDisabled(true);
  }
  emit cartDataChanged();
  delete ripper;
  delete rec;
  disk_gauge->update();
  rdcart_cart->updateLength(rdcart_controls->enforce_length_box->isChecked(),
			    QTime().msecsTo(rdcart_controls->
					    forced_length_edit->time()));
  RefreshLine(item);
}


void AudioCart::importCutData()
{
  QString cutname;
  RDWaveData wavedata;
  RDListViewItem *item=NULL;
  std::vector<QString> cutnames;
  if((item=SelectedCuts(&cutnames))==NULL) {
    return;
  }
  cutname=item->text(12);
  RDSettings settings;
  rda->libraryConf()->getSettings(&settings);
  RDImportAudio *import=new RDImportAudio(cutname,rdcart_import_path,
					  &settings,&rdcart_import_metadata,
					  &wavedata,cut_clipboard,
					  &import_active);
  import->enableAutotrim(rda->libraryConf()->defaultTrimState());
  import->setAutotrimLevel(rda->libraryConf()->trimThreshold());
  import->enableNormalization(rda->libraryConf()->ripperLevel()!=0);
  import->setNormalizationLevel(rda->libraryConf()->ripperLevel());
  if(import->exec(true,true)==0) {
    if(rdcart_controls->title_edit->text().isEmpty()||
       (rdcart_controls->title_edit->text()==tr("[new cart]"))) {
      rdcart_controls->title_edit->setText(wavedata.title());
    }
    if(rdcart_controls->artist_edit->text().isEmpty()) {
      rdcart_controls->artist_edit->setText(wavedata.artist());
    }
    if(rdcart_controls->album_edit->text().isEmpty()) {
      rdcart_controls->album_edit->setText(wavedata.album());
    }

    if(rdcart_controls->year_edit->text().isEmpty()&&
       wavedata.releaseYear()>0) {
      rdcart_controls->year_edit->
	setText(QString().sprintf("%d",wavedata.releaseYear()));
    }
    if(rdcart_controls->song_id_edit->text().isEmpty()) {
      rdcart_controls->song_id_edit->setText(wavedata.songId());
    }
    if(rdcart_controls->label_edit->text().isEmpty()) {
      rdcart_controls->label_edit->setText(wavedata.label());
    }
    if(rdcart_controls->client_edit->text().isEmpty()) {
      rdcart_controls->client_edit->setText(wavedata.client());
    }
    if(rdcart_controls->agency_edit->text().isEmpty()) {
      rdcart_controls->agency_edit->setText(wavedata.agency());
    }
    if(rdcart_controls->publisher_edit->text().isEmpty()) {
      rdcart_controls->publisher_edit->setText(wavedata.publisher());
    }
    if(rdcart_controls->conductor_edit->text().isEmpty()) {
      rdcart_controls->conductor_edit->setText(wavedata.conductor());
    }
    if(rdcart_controls->composer_edit->text().isEmpty()) {
      rdcart_controls->composer_edit->setText(wavedata.composer());
    }
    if(rdcart_controls->user_defined_edit->text().isEmpty()) {
      rdcart_controls->user_defined_edit->setText(wavedata.userDefined());
    }
  }
  if(cut_clipboard==NULL) {
    paste_cut_button->setDisabled(true);
  }
  emit cartDataChanged();
  delete import;
  disk_gauge->update();
  rdcart_cart->updateLength(rdcart_controls->enforce_length_box->isChecked(),
			    QTime().msecsTo(rdcart_controls->
					    forced_length_edit->time()));
  RefreshLine(item);
}


void AudioCart::doubleClickedData(QListViewItem *,const QPoint &,int)
{
  recordCutData();
}


void AudioCart::copyProgressData(const QVariant &step)
{
  rdcart_progress_dialog->setProgress(step.toInt());
  qApp->processEvents();
}


RDListViewItem *AudioCart::SelectedCuts(std::vector<QString> *cutnames)
{
  RDListViewItem *ret=NULL;
  RDListViewItem *item=(RDListViewItem *)rdcart_cut_list->firstChild();
  while(item!=NULL) {
    if(item->isSelected()) {
      cutnames->push_back(item->text(12));
      ret=item;
    }
    item=(RDListViewItem *)item->nextSibling();
  }
  if(cutnames->size()==1) {
    return ret;
  }
  return NULL;
}


void AudioCart::RefreshList()
{
  RDSqlQuery *q;
  QString sql;
  RDListViewItem *l;
  unsigned total_length=0;
  QDateTime current_datetime=
    QDateTime(QDate::currentDate(),QTime::currentTime());
  int pass=0;
  bool err=false;

  rdcart_cut_list->clear();
  sql=ValidateCutFields()+
    QString().sprintf(" where CART_NUMBER=%u",rdcart_cart->number());
  q=new RDSqlQuery(sql);
  while(q->next()) {
    l=new RDListViewItem(rdcart_cut_list);
    //    l->setText(0,q->value(0).toString());
    l->setText(1,q->value(2).toString());
    l->setText(2,RDGetTimeLength(q->value(3).toUInt()));
    if(rdcart_use_weighting&&(q->value(1).toInt()==0)){// zero weight
      l->setBackgroundColor(RD_CART_ERROR_COLOR);
      if(pass==0) {
	err=true;
      }
    } 
    else {
      switch(ValidateCut(q,12,RDCart::NeverValid,current_datetime)) {
      case RDCart::NeverValid:
	l->setBackgroundColor(RD_CART_ERROR_COLOR);
	if(pass==0) {
	  err=true;
	}
	break;
	
      case RDCart::ConditionallyValid:
	if((!q->value(13).isNull())&&
	   (q->value(13).toDateTime()<current_datetime)) {
	  l->setBackgroundColor(RD_CART_ERROR_COLOR);
	}
	else {
	  l->setBackgroundColor(RD_CART_CONDITIONAL_COLOR);
	}
	if(pass==0) {
	  err=true;
	}
	break;

      case RDCart::FutureValid:
	l->setBackgroundColor(RD_CART_FUTURE_COLOR);
	if(pass==0) {
	  err=true;
	}
	break;
	
      case RDCart::EvergreenValid:
	l->setBackgroundColor(RD_CART_EVERGREEN_COLOR);
	if(pass==0) {
	  err=true;
	}
	break;

      case RDCart::AlwaysValid:
	break;
      }
    }
    if(q->value(5).toUInt()>0) {
      l->setText(3,q->value(4).toDateTime().toString("M/d/yy"));
    }
    else {
      l->setText(3,tr("Never"));
    }
    l->setText(4,q->value(5).toString());
    QString user=q->value(8).toString()+"@";
    if(q->value(8).toString().isEmpty()) {
      user="";
    }
    if(q->value(9).toString().isEmpty()) {
      l->setText(5,"["+tr("unknown")+"]");
    }
    else {
      l->setText(5,user+q->value(9).toString());
    }
    if(!q->value(6).toDateTime().isNull()) {
      l->setText(6,q->value(7).toString()+" - "+
		 q->value(6).toDateTime().toString("M/d/yy hh:mm:ss"));
    }
    l->setText(7,q->value(10).toString());
    if(!q->value(14).toDateTime().isNull()) {
      l->setText(8,q->value(14).toDateTime().toString("M/d/yyyy hh:mm:ss"));
    }
    else {
      l->setText(8,tr("None"));
    }
    if(!q->value(15).toDateTime().isNull()) {
      l->setText(9,q->value(15).toDateTime().toString("M/d/yyyy hh:mm:ss"));
    }
    else {
      l->setText(9,tr("None"));
    }
    if(!q->value(17).isNull()) {
      l->setText(10,q->value(16).toTime().toString("hh:mm:ss"));
      l->setText(11,q->value(17).toTime().toString("hh:mm:ss"));
    }
    else {
      l->setText(10,tr("None"));
      l->setText(11,tr("None"));
    }
    l->setText(12,q->value(11).toString());
    if(q->value(25).toString().isEmpty()) {
      l->setText(13,"["+tr("not available")+"]");
    }
    else {
      l->setText(13,q->value(25).toString());
    }
    total_length+=q->value(3).toUInt();
    pass++;
  }
  if(q->size()>0) {
    rdcart_average_length=total_length/q->size();
  }
  else {
    rdcart_average_length=0;
  }
  delete q;
  if(((l=(RDListViewItem *)rdcart_cut_list->firstChild())!=NULL)&&
     ((!err)||rdcart_select_cut)) {
    rdcart_cut_list->setSelected(l,true);
    rdcart_select_cut=false;
  }
}


void AudioCart::RefreshLine(RDListViewItem *item)
{
  QString sql;
  unsigned total_length=0;
  QDateTime current_datetime=
    QDateTime(QDate::currentDate(),QTime::currentTime());
  QString cut_name=item->text(12);
  sql=ValidateCutFields()+
    QString().sprintf(" where (CART_NUMBER=%u)&&",rdcart_cart->number())+
    "(CUT_NAME=\""+RDEscapeString(cut_name)+"\")";
  RDSqlQuery *q=new RDSqlQuery(sql);
  if(q->first()) {
    item->setText(0,q->value(rdcart_use_weighting).toString());
    item->setText(1,q->value(2).toString());
    item->setText(2,RDGetTimeLength(q->value(3).toUInt()));
    if(rdcart_use_weighting&&(q->value(1).toInt()==0)){ //zero weight
      item->setBackgroundColor(RD_CART_ERROR_COLOR);
    } 
    else {
      switch(ValidateCut(q,12,RDCart::NeverValid,current_datetime)) {
      case RDCart::NeverValid:
	item->setBackgroundColor(RD_CART_ERROR_COLOR);
	break;
	
      case RDCart::ConditionallyValid:
	if((!q->value(14).isNull())&&
	   (q->value(14).toDateTime()<current_datetime)) {
	  item->setBackgroundColor(RD_CART_ERROR_COLOR);
	}
	else {
	  item->setBackgroundColor(RD_CART_CONDITIONAL_COLOR);
	}
	break;
	
      case RDCart::FutureValid:
	item->setBackgroundColor(RD_CART_FUTURE_COLOR);
	break;
	
      case RDCart::EvergreenValid:
	item->setBackgroundColor(RD_CART_EVERGREEN_COLOR);
	break;
	
      case RDCart::AlwaysValid:
	item->setBackgroundColor(backgroundColor());
	break;
      }
    }
    if(q->value(5).toUInt()>0) {
      item->setText(3,q->value(4).toDateTime().toString("M/d/yy"));
    }
    else {
      item->setText(3,tr("Never"));
    }
    item->setText(4,q->value(5).toString());
    if(!q->value(6).toDateTime().isNull()) {
      item->setText(6,q->value(7).toString()+" - "+
		 q->value(6).toDateTime().toString("M/d/yy hh:mm:ss"));
    }
    QString user=q->value(8).toString()+"@";
    if(q->value(8).toString().isEmpty()) {
      user="";
    }
    if(q->value(9).toString().isEmpty()) {
      item->setText(5,"["+tr("unknown")+"]");
    }
    else {
      item->setText(5,user+q->value(9).toString());
    }
    item->setText(7,q->value(10).toString());
    if(!q->value(14).toDateTime().isNull()) {
      item->setText(8,q->value(14).toDateTime().toString("M/d/yyyy hh:mm:ss"));
    }
    else {
      item->setText(8,tr("None"));
    }
    if(!q->value(15).toDateTime().isNull()) {
      item->setText(9,q->value(15).toDateTime().toString("M/d/yyyy hh:mm:ss"));
    }
    else {
      item->setText(9,tr("None"));
    }
    if(!q->value(17).isNull()) {
      item->setText(10,q->value(16).toTime().toString("hh:mm:ss"));
      item->setText(11,q->value(17).toTime().toString("hh:mm:ss"));
    }
    else {
      item->setText(10,tr("None"));
      item->setText(11,tr("None"));
    }
    item->setText(12,q->value(11).toString());
    if(q->value(25).toString().isEmpty()) {
      item->setText(13,"["+tr("not available")+"]");
    }
    else {
      item->setText(13,q->value(25).toString());
    }
    total_length+=q->value(3).toUInt();
  }
  if(q->size()>0) {
    rdcart_average_length=total_length/q->size();
  }
  else {
    rdcart_average_length=0;
  }
  delete q;
}