bool MetaEngine::isEmpty() const { if (!hasComments() && !hasExif() && !hasIptc() && !hasXmp()) return true; return false; }
bool KExiv2::isEmpty() const { if (!hasComments() && !hasExif() && !hasIptc() && !hasXmp()) return true; return false; }
int DMetadata::getItemRating(const DMetadataSettingsContainer& settings) const { if (getFilePath().isEmpty()) { return -1; } long rating = -1; bool xmpSupported = hasXmp(); bool iptcSupported = hasIptc(); bool exivSupported = hasExif(); for (NamespaceEntry entry : settings.getReadMapping(QString::fromUtf8(DM_RATING_CONTAINER))) { if (entry.isDisabled) continue; const std::string myStr = entry.namespaceName.toStdString(); const char* nameSpace = myStr.data(); QString value; switch(entry.subspace) { case NamespaceEntry::XMP: if (xmpSupported) value = getXmpTagString(nameSpace, false); break; case NamespaceEntry::IPTC: if (iptcSupported) value = QString::fromUtf8(getIptcTagData(nameSpace)); break; case NamespaceEntry::EXIF: if (exivSupported) getExifTagLong(nameSpace, rating); break; default: break; } if (!value.isEmpty()) { bool ok = false; rating = value.toLong(&ok); if (!ok) { return -1; } } int index = entry.convertRatio.indexOf(rating); // Exact value was not found,but rating is in range, // so we try to approximate it if ((index == -1) && (rating > entry.convertRatio.first()) && (rating < entry.convertRatio.last())) { for (int i = 0 ; i < entry.convertRatio.size() ; ++i) { if (rating > entry.convertRatio.at(i)) { index = i; } } } if (index != -1) { return index; } } return -1; }