Method parseFileInfo

renamingutility/tageditorobject.cpp:140–219

}

TAGEDITOR_JS_VALUE TagEditorObject::parseFileInfo(const QString &fileName)
{
    Diagnostics diag;
    AbortableProgressFeedback progress; // FIXME: actually use the progress object
    MediaFileInfo fileInfo(std::string(toNativeFileName(fileName).data()));

    // add basic file information
    auto fileInfoObject = m_engine->newObject();
    fileInfoObject.setProperty(QStringLiteral("currentPath"), QString::fromUtf8(fileInfo.path().data()));
    fileInfoObject.setProperty(QStringLiteral("currentPathWithoutExtension"), QString::fromUtf8(fileInfo.pathWithoutExtension().data()));
    fileInfoObject.setProperty(QStringLiteral("currentName"), QString::fromUtf8(fileInfo.fileName(false).data()));
    fileInfoObject.setProperty(QStringLiteral("currentBaseName"), QString::fromUtf8(fileInfo.fileName(true).data()));
    QString suffix = fromNativeFileName(fileInfo.extension().data());
    if (suffix.startsWith('.')) {
        suffix.remove(0, 1);
    }
    fileInfoObject.setProperty(QStringLiteral("currentSuffix"), suffix TAGEDITOR_JS_READONLY);

    // parse further file information
    bool criticalParseingErrorOccured = false, ioErrorOccured = false;
    try {
        fileInfo.parseEverything(diag, progress);
    } catch (const Failure &) {
        // parsing notifications will be added anyways
        criticalParseingErrorOccured = true;
    } catch (const std::ios_base::failure &) {
        criticalParseingErrorOccured = true;
        ioErrorOccured = true;
    }

    // add diag messages
    auto diagObj = m_engine->newArray(static_cast<uint>(diag.size()));
    diagObj << diag;
    criticalParseingErrorOccured |= diag.level() >= DiagLevel::Critical;
    fileInfoObject.setProperty(QStringLiteral("hasCriticalMessages"), criticalParseingErrorOccured);
    fileInfoObject.setProperty(QStringLiteral("ioErrorOccured"), ioErrorOccured);
    fileInfoObject.setProperty(QStringLiteral("diagMessages"), diagObj);

    // add MIME-type, suitable suffix and technical summary
    fileInfoObject.setProperty(QStringLiteral("mimeType"), qstr(fileInfo.mimeType()) TAGEDITOR_JS_READONLY);
    fileInfoObject.setProperty(QStringLiteral("suitableSuffix"), qstr(fileInfo.containerFormatAbbreviation()) TAGEDITOR_JS_READONLY);
    fileInfoObject.setProperty(QStringLiteral("technicalSummary"), qstr(fileInfo.technicalSummary()) TAGEDITOR_JS_READONLY);
    fileInfoObject.setProperty(QStringLiteral("hasAudioTracks"), fileInfo.hasTracksOfType(MediaType::Audio) TAGEDITOR_JS_READONLY);
    fileInfoObject.setProperty(QStringLiteral("hasVideoTracks"), fileInfo.hasTracksOfType(MediaType::Video) TAGEDITOR_JS_READONLY);

    // add tag information
    const vector<Tag *> tags = fileInfo.tags();
    auto combinedTagObject = m_engine->newObject();
    auto tagsObject = m_engine->newArray(static_cast<uint>(tags.size()));
    std::uint32_t tagIndex = 0;
    for (auto tagIterator = tags.cbegin(), end = tags.cend(); tagIterator != end; ++tagIterator, ++tagIndex) {
        const Tag &tag = **tagIterator;
        auto tagObject = m_engine->newObject();
        combinedTagObject << tag;
        tagObject << tag;
        tagsObject.setProperty(tagIndex, tagObject TAGEDITOR_JS_READONLY);
    }
    fileInfoObject.setProperty(QStringLiteral("tag"), combinedTagObject TAGEDITOR_JS_READONLY);