src/Model_MetaInfo.cpp

   1 ///////////////////////////////////////////////////////////////////////////////
   2 // LameXP - Audio Encoder Front-End
   3 // Copyright (C) 2004-2012 LoRd_MuldeR <MuldeR2@GMX.de>
   4 //
   5 // This program is free software; you can redistribute it and/or modify
   6 // it under the terms of the GNU General Public License as published by
   7 // the Free Software Foundation; either version 2 of the License, or
   8 // (at your option) any later version.
   9 //
  10 // This program is distributed in the hope that it will be useful,
  11 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13 // GNU General Public License for more details.
  14 //
  15 // You should have received a copy of the GNU General Public License along
  16 // with this program; if not, write to the Free Software Foundation, Inc.,
  17 // 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  18 //
  19 // http://www.gnu.org/licenses/gpl-2.0.txt
  20 ///////////////////////////////////////////////////////////////////////////////
  21
  22 #include "Model_MetaInfo.h"
  23 #include "Genres.h"
  24
  25 #include <QMessageBox>
  26 #include <QInputDialog>
  27 #include <QFileInfo>
  28
  29 #define MODEL_ROW_COUNT 12
  30
  31 #define CHECK1(STR) (STR.isEmpty() ? (m_offset ? m_textNotSpecified : m_textUnknown) : STR)
  32 #define CHECK2(VAL) ((VAL > 0) ? QString::number(VAL) : (m_offset ? m_textNotSpecified : m_textUnknown))
  33 #define CHECK3(STR) (STR.isEmpty() ? Qt::darkGray : QVariant())
  34 #define CHECK4(VAL) ((VAL == 0) ? Qt::darkGray : QVariant())
  35
  36 #define EXPAND(STR) QString(STR).leftJustified(96, ' ')
  37
  38 ////////////////////////////////////////////////////////////
  39 // Constructor & Destructor
  40 ////////////////////////////////////////////////////////////
  41
  42 MetaInfoModel::MetaInfoModel(AudioFileModel *file, unsigned int offset)
  43 {
  44         if(offset >= MODEL_ROW_COUNT)
  45         {
  46                 throw "Offset is out of range!";
  47         }
  48
  49         m_textUnknown = QString("(%1)").arg(tr("Unknown"));
  50         m_textNotSpecified = QString("(%1)").arg(tr("Not Specified"));
  51
  52         m_audioFile = file;
  53         m_offset = offset;
  54 }
  55
  56 MetaInfoModel::~MetaInfoModel(void)
  57 {
  58 }
  59
  60 ////////////////////////////////////////////////////////////
  61 // Public Functions
  62 ////////////////////////////////////////////////////////////
  63
  64 int MetaInfoModel::columnCount(const QModelIndex &parent) const
  65 {
  66         return 2;
  67 }
  68
  69 int MetaInfoModel::rowCount(const QModelIndex &parent) const
  70 {
  71         return MODEL_ROW_COUNT - m_offset;
  72 }
  73
  74 QVariant MetaInfoModel::data(const QModelIndex &index, int role) const
  75 {
  76         if(role == Qt::DisplayRole)
  77         {
  78                 switch(index.row() + m_offset)
  79                 {
  80                 case 0:
  81                         return (!index.column()) ? tr("Full Path") : CHECK1(m_audioFile->filePath());
  82                         break;
  83                 case 1:
  84                         return (!index.column()) ? tr("Format") : CHECK1(m_audioFile->formatAudioBaseInfo());
  85                         break;
  86                 case 2:
  87                         return (!index.column()) ? tr("Container") : CHECK1(m_audioFile->formatContainerInfo());
  88                         break;
  89                 case 3:
  90                         return (!index.column()) ? tr("Compression") : CHECK1(m_audioFile->formatAudioCompressInfo());
  91                         break;
  92                 case 4:
  93                         return (!index.column()) ? tr("Duration") : CHECK1(m_audioFile->fileDurationInfo());
  94                         break;
  95                 case 5:
  96                         return (!index.column()) ? tr("Title") : CHECK1(m_audioFile->fileName());
  97                         break;
  98                 case 6:
  99                         return (!index.column()) ? tr("Artist") : CHECK1(m_audioFile->fileArtist());
 100                         break;
 101                 case 7:
 102                         return (!index.column()) ? tr("Album") : CHECK1(m_audioFile->fileAlbum());
 103                         break;
 104                 case 8:
 105                         return (!index.column()) ? tr("Genre") : CHECK1(m_audioFile->fileGenre());
 106                         break;
 107                 case 9:
 108                         return (!index.column()) ? tr("Year") : CHECK2(m_audioFile->fileYear());
 109                         break;
 110                 case 10:
 111                         return (!index.column()) ? tr("Position") : ((m_audioFile->filePosition() == UINT_MAX) ? tr("Generate from list position") : CHECK2(m_audioFile->filePosition()));
 112                         break;
 113                 case 11:
 114                         return (!index.column()) ? tr("Comment") : CHECK1(m_audioFile->fileComment());
 115                         break;
 116                 default:
 117                         return QVariant();
 118                         break;
 119                 }
 120         }
 121         else if(role == Qt::DecorationRole && index.column() == 0)
 122         {
 123                 switch(index.row() + m_offset)
 124                 {
 125                 case 0:
 126                         return QIcon(":/icons/folder_page.png");
 127                         break;
 128                 case 1:
 129                         return QIcon(":/icons/sound.png");
 130                         break;
 131                 case 2:
 132                         return QIcon(":/icons/package.png");
 133                         break;
 134                 case 3:
 135                         return QIcon(":/icons/compress.png");
 136                         break;
 137                 case 4:
 138                         return QIcon(":/icons/clock_play.png");
 139                         break;
 140                 case 5:
 141                         return QIcon(":/icons/music.png");
 142                         break;
 143                 case 6:
 144                         return QIcon(":/icons/user.png");
 145                         break;
 146                 case 7:
 147                         return QIcon(":/icons/cd.png");
 148                         break;
 149                 case 8:
 150                         return QIcon(":/icons/star.png");
 151                         break;
 152                 case 9:
 153                         return QIcon(":/icons/date.png");
 154                         break;
 155                 case 10:
 156                         return QIcon(":/icons/timeline_marker.png");
 157                         break;
 158                 case 11:
 159                         return QIcon(":/icons/comment.png");
 160                         break;
 161                 default:
 162                         return QVariant();
 163                         break;
 164                 }
 165         }
 166         else if(role == Qt::TextColorRole && index.column() == 1)
 167         {
 168                 switch(index.row() + m_offset)
 169                 {
 170                 case 0:
 171                         return CHECK3(m_audioFile->filePath());
 172                         break;
 173                 case 1:
 174                         return CHECK3(m_audioFile->formatAudioBaseInfo());
 175                         break;
 176                 case 2:
 177                         return CHECK3(m_audioFile->formatContainerInfo());
 178                         break;
 179                 case 3:
 180                         return CHECK3(m_audioFile->formatAudioCompressInfo());
 181                         break;
 182                 case 4:
 183                         return CHECK4(m_audioFile->fileDurationInfo());
 184                         break;
 185                 case 5:
 186                         return CHECK3(m_audioFile->fileName());
 187                         break;
 188                 case 6:
 189                         return CHECK3(m_audioFile->fileArtist());
 190                         break;
 191                 case 7:
 192                         return CHECK3(m_audioFile->fileAlbum());
 193                         break;
 194                 case 8:
 195                         return CHECK3(m_audioFile->fileGenre());
 196                         break;
 197                 case 9:
 198                         return CHECK4(m_audioFile->fileYear());
 199                         break;
 200                 case 10:
 201                         return CHECK4(m_audioFile->filePosition());
 202                         break;
 203                 case 11:
 204                         return CHECK3(m_audioFile->fileComment());
 205                         break;
 206                 default:
 207                         return QVariant();
 208                         break;
 209                 }
 210         }
 211         else
 212         {
 213                 return QVariant();
 214         }
 215 }
 216
 217 QVariant MetaInfoModel::headerData(int section, Qt::Orientation orientation, int role) const
 218 {
 219         if(role == Qt::DisplayRole)
 220         {
 221                 if(orientation == Qt::Horizontal)
 222                 {
 223                         switch(section)
 224                         {
 225                         case 0:
 226                                 return QVariant(tr("Property"));
 227                                 break;
 228                         case 1:
 229                                 return QVariant(tr("Value"));
 230                                 break;
 231                         default:
 232                                 return QVariant();
 233                                 break;
 234                         }
 235                 }
 236                 else
 237                 {
 238                         return QVariant();
 239                 }
 240         }
 241         else
 242         {
 243                 return QVariant();
 244         }
 245 }
 246
 247 bool MetaInfoModel::setData (const QModelIndex &index, const QVariant &value, int role)
 248 {
 249         if((role != Qt::EditRole) || (index.column() != 1) || !value.isValid())
 250         {
 251                 return false;
 252         }
 253
 254         switch(index.row() + m_offset)
 255         {
 256         case 0:
 257                 m_audioFile->setFilePath(value.toString());
 258                 break;
 259         case 1:
 260         case 2:
 261         case 3:
 262                 return false;
 263                 break;
 264         case 4:
 265                 m_audioFile->setFileDuration(value.toUInt());
 266                 break;
 267         case 5:
 268                 m_audioFile->setFileName(value.toString());
 269                 break;
 270         case 6:
 271                 m_audioFile->setFileArtist(value.toString());
 272                 break;
 273         case 7:
 274                 m_audioFile->setFileAlbum(value.toString());
 275                 break;
 276         case 8:
 277                 m_audioFile->setFileGenre(value.toString());
 278                 break;
 279         case 9:
 280                 m_audioFile->setFileYear(value.toUInt());
 281                 break;
 282         case 10:
 283                 m_audioFile->setFilePosition(value.toUInt());
 284                 break;
 285         case 11:
 286                 m_audioFile->setFileComment(value.toString());
 287                 break;
 288         default:
 289                 return false;
 290                 break;
 291         }
 292
 293         emit dataChanged(index, index);
 294         return true;
 295 }
 296
 297 void MetaInfoModel::editItem(const QModelIndex &index, QWidget *parent)
 298 {
 299         bool ok = false;
 300         int val = -1;
 301         QStringList generes(QString("(%1)").arg(tr("Unspecified")));
 302         QString temp;
 303
 304         QInputDialog input(parent);
 305         input.setOkButtonText(tr("OK"));
 306         input.setCancelButtonText(tr("Cancel"));
 307         input.setTextEchoMode(QLineEdit::Normal);
 308
 309         switch(index.row() + m_offset)
 310         {
 311         case 5:
 312                 input.setWindowTitle(tr("Edit Title"));
 313                 input.setLabelText(EXPAND(tr("Please enter the title for this file:")));
 314                 input.setTextValue(m_audioFile->fileName());
 315                 if(input.exec() != 0)
 316                 {
 317                         temp = input.textValue().simplified();
 318                         if(temp.isEmpty())
 319                         {
 320                                 QMessageBox::warning(parent, tr("Edit Title"), tr("The title must not be empty. Generating title from file name!"));
 321                                 temp = QFileInfo(m_audioFile->filePath()).completeBaseName().replace("_", " ").simplified();
 322                                 int index = temp.lastIndexOf(" - ");
 323                                 if(index >= 0) temp = temp.mid(index + 3).trimmed();
 324                         }
 325                         beginResetModel();
 326                         m_audioFile->setFileName(temp.isEmpty() ? QString() : temp);
 327                         endResetModel();
 328                 }
 329                 break;
 330         case 6:
 331                 input.setWindowTitle(tr("Edit Artist"));
 332                 input.setLabelText(EXPAND(tr("Please enter the artist for this file:")));
 333                 input.setTextValue(m_audioFile->fileArtist());
 334                 if(input.exec() != 0)
 335                 {
 336                         temp = input.textValue().simplified();
 337                         beginResetModel();
 338                         m_audioFile->setFileArtist(temp.isEmpty() ? QString() : temp);
 339                         endResetModel();
 340                 }
 341                 break;
 342         case 7:
 343                 input.setWindowTitle(tr("Edit Album"));
 344                 input.setLabelText(EXPAND(tr("Please enter the album for this file:")));
 345                 input.setTextValue(m_audioFile->fileAlbum());
 346                 if(input.exec() != 0)
 347                 {
 348                         temp = input.textValue().simplified();
 349                         beginResetModel();
 350                         m_audioFile->setFileAlbum(temp.isEmpty() ? QString() : temp);
 351                         endResetModel();
 352                 }
 353                 break;
 354         case 8:
 355                 input.setWindowTitle(tr("Edit Genre"));
 356                 input.setLabelText(EXPAND(tr("Please enter the genre for this file:")));
 357                 for(int i = 0; g_lamexp_generes[i]; i++) generes << g_lamexp_generes[i];
 358                 input.setComboBoxItems(generes);
 359                 input.setTextValue(m_audioFile->fileGenre());
 360                 if(input.exec() != 0)
 361                 {
 362                         temp = input.textValue().simplified();
 363                         beginResetModel();
 364                         m_audioFile->setFileGenre((temp.isEmpty() || !temp.compare(generes.at(0), Qt::CaseInsensitive)) ? QString() : temp);
 365                         endResetModel();
 366                 }
 367                 break;
 368         case 9:
 369                 input.setWindowTitle(tr("Edit Year"));
 370                 input.setLabelText(EXPAND(tr("Please enter the year for this file:")));
 371                 input.setIntRange(0, 2100);
 372                 input.setIntValue((m_audioFile->fileYear() ? m_audioFile->fileYear() : 1900));
 373                 input.setIntStep(1);
 374                 if(input.exec() != 0)
 375                 {
 376                         val = input.intValue();
 377                         beginResetModel();
 378                         m_audioFile->setFileYear(val);
 379                         endResetModel();
 380                 }
 381                 break;
 382         case 10:
 383                 if(!m_offset)
 384                 {
 385                         input.setWindowTitle(tr("Edit Position"));
 386                         input.setLabelText(EXPAND(tr("Please enter the position (track no.) for this file:")));
 387                         input.setIntRange(0, 99);
 388                         input.setIntValue((m_audioFile->filePosition() ? m_audioFile->filePosition() : 1));
 389                         input.setIntStep(1);
 390                         if(input.exec() != 0)
 391                         {
 392                                 val = input.intValue();
 393                                 beginResetModel();
 394                                 m_audioFile->setFilePosition(val);
 395                                 endResetModel();
 396                         }
 397                 }
 398                 else
 399                 {
 400                         QStringList options;
 401                         options << tr("Unspecified (copy from source file)") << tr("Generate from list position");
 402                         input.setWindowTitle(tr("Edit Position"));
 403                         input.setLabelText(EXPAND(tr("Please enter the position (track no.) for this file:")));
 404                         input.setComboBoxItems(options);
 405                         input.setTextValue(options.value((m_audioFile->filePosition() == UINT_MAX) ? 1 : 0));
 406                         if(input.exec() != 0)
 407                         {
 408                                 temp = input.textValue().simplified();
 409                                 beginResetModel();
 410                                 m_audioFile->setFilePosition((options.indexOf(temp) == 1) ? UINT_MAX : 0);
 411                                 endResetModel();
 412                         }
 413                 }
 414                 break;
 415         case 11:
 416                 input.setWindowTitle(tr("Edit Comment"));
 417                 input.setLabelText(EXPAND(tr("Please enter the comment for this file:")));
 418                 input.setTextValue((m_audioFile->fileComment().isEmpty() ? tr("Encoded with LameXP") : m_audioFile->fileComment()));
 419                 if(input.exec() != 0)
 420                 {
 421                         temp = input.textValue().simplified();
 422                         beginResetModel();
 423                         m_audioFile->setFileComment(temp.isEmpty() ? QString() : temp);
 424                         endResetModel();
 425                 }
 426                 break;
 427         default:
 428                 QMessageBox::warning(parent, tr("Not editable"), tr("Sorry, this property of the source file cannot be edited!"));
 429                 break;
 430         }
 431 }
 432
 433 void MetaInfoModel::editArtwork(const QString &imagePath)
 434 {
 435         m_audioFile->setFileCover(imagePath, false);
 436 }
 437
 438 void MetaInfoModel::clearData(bool clearMetaOnly)
 439 {
 440         beginResetModel();
 441
 442         m_textUnknown = QString("(%1)").arg(tr("Unknown"));
 443         m_textNotSpecified = QString("(%1)").arg(tr("Not Specified"));
 444
 445         m_audioFile->setFileArtist(QString());
 446         m_audioFile->setFileAlbum(QString());
 447         m_audioFile->setFileGenre(QString());
 448         m_audioFile->setFileComment(tr("Encoded with LameXP"));
 449         m_audioFile->setFileCover(QString(), false);
 450         m_audioFile->setFileYear(0);
 451         m_audioFile->setFilePosition(m_offset ? UINT_MAX : 0);
 452
 453         if(!clearMetaOnly)
 454         {
 455                 m_audioFile->setFilePath(QString());
 456                 m_audioFile->setFileName(QString());
 457                 m_audioFile->setFileDuration(0);
 458                 m_audioFile->setFormatContainerType(QString());
 459                 m_audioFile->setFormatContainerProfile(QString());
 460                 m_audioFile->setFormatAudioType(QString());
 461                 m_audioFile->setFormatAudioProfile(QString());
 462                 m_audioFile->setFormatAudioVersion(QString());
 463                 m_audioFile->setFormatAudioSamplerate(0);
 464                 m_audioFile->setFormatAudioChannels(0);
 465                 m_audioFile->setFormatAudioBitdepth(0);
 466         }
 467         else
 468         {
 469                 QString temp = QFileInfo(m_audioFile->filePath()).baseName();
 470                 temp = temp.split("-", QString::SkipEmptyParts).last().trimmed();
 471                 m_audioFile->setFileName(temp);
 472         }
 473
 474         endResetModel();
 475 }
 476
 477 Qt::ItemFlags MetaInfoModel::flags(const QModelIndex &index) const
 478 {
 479         return QAbstractTableModel::flags(index);
 480 }
 481
 482 void MetaInfoModel::assignInfoFrom(AudioFileModel &file)
 483 {
 484         beginResetModel();
 485         m_audioFile->updateMetaInfo(file);
 486         endResetModel();
 487 }