Method ppRemoveLinesContainingWords

libqnapi/src/subtitlepostprocessor.cpp:123–176

}

bool SubtitlePostProcessor::ppRemoveLinesContainingWords(
    const QString& subtitleFilePath, QStringList wordList) const {
  if (!QFileInfo(subtitleFilePath).exists()) return false;

  wordList = wordList.filter(QRegExp("^(.+)$"));

  QString fromCodec = encodingUtils.detectFileEncoding(subtitleFilePath);

  if (fromCodec.isEmpty()) fromCodec = ppConfig.encodingFrom();

  QFile f(subtitleFilePath);
  if (!f.open(QIODevice::ReadOnly | QIODevice::Text)) return false;

  QList<QByteArray> lines = f.readAll().split('\n');
  QList<QByteArray> out;

  foreach (QByteArray line, lines) {
    int i;
    while ((i = line.indexOf('\r')) >= 0) line.remove(i, 1);

    QTextStream ts(line);
    ts.setCodec(qPrintable(fromCodec));
    QString encLine = ts.readAll();

    if (encLine.isEmpty()) {
      out << line;
      continue;
    }

    bool found = false;
    foreach (QString word, wordList) {
      if (encLine.contains(word, Qt::CaseInsensitive)) {
        found = true;
        break;
      }
    }
    if (found) continue;

    out << line;
  }

  f.close();

  if (!f.open(QIODevice::WriteOnly | QIODevice::Text | QIODevice::Truncate))
    return false;

  foreach (QByteArray line, out) {
    f.write(line);
    f.write("\n", 1);
  }
  f.close();

  return true;
}