AmdaResultParserHelper.cpp
260 lines
| 8.8 KiB
| text/x-c
|
CppLexer
Alexandre Leroux
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r934 | #include "AmdaResultParserHelper.h" | ||
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r936 | #include <Common/DateUtils.h> | ||
| #include <Data/ScalarSeries.h> | ||||
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r935 | #include <Data/Unit.h> | ||
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r936 | #include <Data/VectorSeries.h> | ||
| #include <QtCore/QDateTime> | ||||
| #include <QtCore/QRegularExpression> | ||||
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r935 | |||
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r934 | Q_LOGGING_CATEGORY(LOG_AmdaResultParserHelper, "AmdaResultParserHelper") | ||
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r935 | namespace { | ||
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r936 | // ///////// // | ||
| // Constants // | ||||
| // ///////// // | ||||
| /// Separator between values in a result line | ||||
| const auto RESULT_LINE_SEPARATOR = QRegularExpression{QStringLiteral("\\s+")}; | ||||
| /// Format for dates in result files | ||||
| const auto DATE_FORMAT = QStringLiteral("yyyy-MM-ddThh:mm:ss.zzz"); | ||||
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r935 | // /////// // | ||
| // Methods // | ||||
| // /////// // | ||||
| /** | ||||
| * Checks that the properties contain a specific unit and that this unit is valid | ||||
| * @param properties the properties map in which to search unit | ||||
| * @param key the key to search for the unit in the properties | ||||
| * @param errorMessage the error message to log in case the unit is invalid | ||||
| * @return true if the unit is valid, false it it's invalid or was not found in the properties | ||||
| */ | ||||
| bool checkUnit(const Properties &properties, const QString &key, const QString &errorMessage) | ||||
| { | ||||
| auto unit = properties.value(key).value<Unit>(); | ||||
| if (unit.m_Name.isEmpty()) { | ||||
| qCWarning(LOG_AmdaResultParserHelper()) << errorMessage; | ||||
| return false; | ||||
| } | ||||
| return true; | ||||
| } | ||||
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r936 | QDateTime dateTimeFromString(const QString &stringDate) noexcept | ||
| { | ||||
| #if QT_VERSION >= QT_VERSION_CHECK(5, 8, 0) | ||||
| return QDateTime::fromString(stringDate, Qt::ISODateWithMs); | ||||
| #else | ||||
| return QDateTime::fromString(stringDate, DATE_FORMAT); | ||||
| #endif | ||||
| } | ||||
| /// Converts a string date to a double date | ||||
| /// @return a double that represents the date in seconds, NaN if the string date can't be converted | ||||
| double doubleDate(const QString &stringDate) noexcept | ||||
| { | ||||
| // Format: yyyy-MM-ddThh:mm:ss.zzz | ||||
| auto dateTime = dateTimeFromString(stringDate); | ||||
| dateTime.setTimeSpec(Qt::UTC); | ||||
| return dateTime.isValid() ? DateUtils::secondsSinceEpoch(dateTime) | ||||
| : std::numeric_limits<double>::quiet_NaN(); | ||||
| } | ||||
| /** | ||||
| * Reads a line from the AMDA file and tries to extract a x-axis data and value data from it | ||||
| * @param xAxisData the vector in which to store the x-axis data extracted | ||||
| * @param valuesData the vector in which to store the value extracted | ||||
| * @param line the line to read to extract the property | ||||
| * @param valuesIndexes indexes of insertion of read values. For example, if the line contains three | ||||
| * columns of values, and valuesIndexes are {2, 0, 1}, the value of the third column will be read | ||||
| * and inserted first, then the value of the first column, and finally the value of the second | ||||
| * column. | ||||
| * @param fillValue value that tags an invalid data. For example, if fillValue is -1 and a read | ||||
| * value is -1, then this value is considered as invalid and converted to NaN | ||||
| */ | ||||
| void tryReadResult(std::vector<double> &xAxisData, std::vector<double> &valuesData, | ||||
| const QString &line, const std::vector<int> &valuesIndexes, | ||||
| double fillValue = std::numeric_limits<double>::quiet_NaN()) | ||||
| { | ||||
| auto lineData = line.split(RESULT_LINE_SEPARATOR, QString::SkipEmptyParts); | ||||
| // Checks that the line contains expected number of values + x-axis value | ||||
| if (lineData.size() == valuesIndexes.size() + 1) { | ||||
| // X : the data is converted from date to double (in secs) | ||||
| auto x = doubleDate(lineData.at(0)); | ||||
| // Adds result only if x is valid. Then, if value is invalid, it is set to NaN | ||||
| if (!std::isnan(x)) { | ||||
| xAxisData.push_back(x); | ||||
| // Values | ||||
| for (auto valueIndex : valuesIndexes) { | ||||
| bool valueOk; | ||||
| // we use valueIndex + 1 to skip column 0 (x-axis value) | ||||
| auto value = lineData.at(valueIndex + 1).toDouble(&valueOk); | ||||
| if (!valueOk) { | ||||
| qCWarning(LOG_AmdaResultParserHelper()) | ||||
| << QObject::tr( | ||||
| "Value from (line %1, column %2) is invalid and will be " | ||||
| "converted to NaN") | ||||
| .arg(line, valueIndex); | ||||
| value = std::numeric_limits<double>::quiet_NaN(); | ||||
| } | ||||
| // Handles fill value | ||||
| if (!std::isnan(fillValue) && !std::isnan(value) && fillValue == value) { | ||||
| value = std::numeric_limits<double>::quiet_NaN(); | ||||
| } | ||||
| valuesData.push_back(value); | ||||
| } | ||||
| } | ||||
| else { | ||||
| qCWarning(LOG_AmdaResultParserHelper()) | ||||
| << QObject::tr("Can't retrieve results from line %1: x is invalid").arg(line); | ||||
| } | ||||
| } | ||||
| else { | ||||
| qCWarning(LOG_AmdaResultParserHelper()) | ||||
| << QObject::tr("Can't retrieve results from line %1: invalid line").arg(line); | ||||
| } | ||||
| } | ||||
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r935 | /** | ||
| * Reads a line from the AMDA file and tries to extract a property from it | ||||
| * @param properties the properties map in which to put the property extracted from the line | ||||
| * @param key the key to which the property is added in the properties map | ||||
| * @param line the line to read to extract the property | ||||
| * @param regex the expected regex to extract the property. If the line matches this regex, the | ||||
| * property is generated | ||||
| * @param fun the function used to generate the property | ||||
| * @return true if the property could be generated, false if the line does not match the regex, or | ||||
| * if a property has already been generated for the key | ||||
| */ | ||||
| template <typename GeneratePropertyFun> | ||||
| bool tryReadProperty(Properties &properties, const QString &key, const QString &line, | ||||
| const QRegularExpression ®ex, GeneratePropertyFun fun) | ||||
| { | ||||
| if (properties.contains(key)) { | ||||
| return false; | ||||
| } | ||||
| auto match = regex.match(line); | ||||
| if (match.hasMatch()) { | ||||
| properties.insert(key, fun(match)); | ||||
| } | ||||
| return match.hasMatch(); | ||||
| } | ||||
| /** | ||||
| * Reads a line from the AMDA file and tries to extract a unit from it | ||||
| * @sa tryReadProperty() | ||||
| */ | ||||
| bool tryReadUnit(Properties &properties, const QString &key, const QString &line, | ||||
| const QRegularExpression ®ex, bool timeUnit = false) | ||||
| { | ||||
| return tryReadProperty(properties, key, line, regex, [timeUnit](const auto &match) { | ||||
| return QVariant::fromValue(Unit{match.captured(1), timeUnit}); | ||||
| }); | ||||
| } | ||||
| } // namespace | ||||
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r934 | // ////////////////// // | ||
| // ScalarParserHelper // | ||||
| // ////////////////// // | ||||
| bool ScalarParserHelper::checkProperties() | ||||
| { | ||||
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r935 | return checkUnit(m_Properties, X_AXIS_UNIT_PROPERTY, | ||
| QObject::tr("The x-axis unit could not be found in the file")); | ||||
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r934 | } | ||
| std::shared_ptr<IDataSeries> ScalarParserHelper::createSeries() | ||||
| { | ||||
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r936 | return std::make_shared<ScalarSeries>(std::move(m_XAxisData), std::move(m_ValuesData), | ||
| m_Properties.value(X_AXIS_UNIT_PROPERTY).value<Unit>(), | ||||
| m_Properties.value(VALUES_UNIT_PROPERTY).value<Unit>()); | ||||
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r934 | } | ||
| void ScalarParserHelper::readPropertyLine(const QString &line) | ||||
| { | ||||
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r935 | tryReadUnit(m_Properties, X_AXIS_UNIT_PROPERTY, line, DEFAULT_X_AXIS_UNIT_REGEX, true); | ||
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r934 | } | ||
| void ScalarParserHelper::readResultLine(const QString &line) | ||||
| { | ||||
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r936 | tryReadResult(m_XAxisData, m_ValuesData, line, valuesIndexes()); | ||
| } | ||||
| std::vector<int> ScalarParserHelper::valuesIndexes() const | ||||
| { | ||||
| // Only one value to read | ||||
| static auto result = std::vector<int>{0}; | ||||
| return result; | ||||
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r934 | } | ||
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r938 | // /////////////////////// // | ||
| // SpectrogramParserHelper // | ||||
| // /////////////////////// // | ||||
| bool SpectrogramParserHelper::checkProperties() | ||||
| { | ||||
| /// @todo ALX | ||||
| } | ||||
| std::shared_ptr<IDataSeries> SpectrogramParserHelper::createSeries() | ||||
| { | ||||
| /// @todo ALX | ||||
| } | ||||
| void SpectrogramParserHelper::readPropertyLine(const QString &line) | ||||
| { | ||||
| /// @todo ALX | ||||
| } | ||||
| void SpectrogramParserHelper::readResultLine(const QString &line) | ||||
| { | ||||
| /// @todo ALX | ||||
| } | ||||
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r934 | // ////////////////// // | ||
| // VectorParserHelper // | ||||
| // ////////////////// // | ||||
| bool VectorParserHelper::checkProperties() | ||||
| { | ||||
|
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r935 | return checkUnit(m_Properties, X_AXIS_UNIT_PROPERTY, | ||
| QObject::tr("The x-axis unit could not be found in the file")); | ||||
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r934 | } | ||
| std::shared_ptr<IDataSeries> VectorParserHelper::createSeries() | ||||
| { | ||||
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r936 | return std::make_shared<VectorSeries>(std::move(m_XAxisData), std::move(m_ValuesData), | ||
| m_Properties.value(X_AXIS_UNIT_PROPERTY).value<Unit>(), | ||||
| m_Properties.value(VALUES_UNIT_PROPERTY).value<Unit>()); | ||||
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r934 | } | ||
| void VectorParserHelper::readPropertyLine(const QString &line) | ||||
| { | ||||
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r935 | tryReadUnit(m_Properties, X_AXIS_UNIT_PROPERTY, line, DEFAULT_X_AXIS_UNIT_REGEX, true); | ||
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r934 | } | ||
| void VectorParserHelper::readResultLine(const QString &line) | ||||
| { | ||||
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r936 | tryReadResult(m_XAxisData, m_ValuesData, line, valuesIndexes()); | ||
| } | ||||
| std::vector<int> VectorParserHelper::valuesIndexes() const | ||||
| { | ||||
| // 3 values to read, in order in the file (x, y, z) | ||||
| static auto result = std::vector<int>{0, 1, 2}; | ||||
| return result; | ||||
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r934 | } | ||