dnet-hadoop/dhp-common/src/main/java/eu/dnetlib/dhp/schema/oaf/utils/GraphCleaningFunctions.java

349 lines
11 KiB
Java

package eu.dnetlib.dhp.schema.oaf.utils;
import java.util.*;
import java.util.function.Function;
import java.util.stream.Collectors;
import java.util.stream.Stream;
import org.apache.commons.lang3.StringUtils;
import com.google.common.collect.Lists;
import com.google.common.collect.Sets;
import eu.dnetlib.dhp.schema.common.ModelConstants;
import eu.dnetlib.dhp.schema.oaf.*;
public class GraphCleaningFunctions extends CleaningFunctions {
public static final String CLEANING_REGEX = "(?:\\n|\\r|\\t)";
public static final String ORCID_PREFIX_REGEX = "^http(s?):\\/\\/orcid\\.org\\/";
public static final String INVALID_AUTHOR_REGEX = ".*deactivated.*";
public static final String TITLE_FILTER_REGEX = "[.*test.*\\W\\d]";
public static final int TITLE_FILTER_RESIDUAL_LENGTH = 10;
public static <T extends Oaf> T fixVocabularyNames(T value) {
if (value instanceof Datasource) {
// nothing to clean here
} else if (value instanceof Project) {
// nothing to clean here
} else if (value instanceof Organization) {
Organization o = (Organization) value;
if (Objects.nonNull(o.getCountry())) {
fixVocabName(o.getCountry(), ModelConstants.DNET_COUNTRY_TYPE);
}
} else if (value instanceof Relation) {
// nothing to clean here
} else if (value instanceof Result) {
Result r = (Result) value;
fixVocabName(r.getLanguage(), ModelConstants.DNET_LANGUAGES);
fixVocabName(r.getResourcetype(), ModelConstants.DNET_DATA_CITE_RESOURCE);
fixVocabName(r.getBestaccessright(), ModelConstants.DNET_ACCESS_MODES);
if (Objects.nonNull(r.getSubject())) {
r.getSubject().forEach(s -> fixVocabName(s.getQualifier(), ModelConstants.DNET_SUBJECT_TYPOLOGIES));
}
if (Objects.nonNull(r.getInstance())) {
for (Instance i : r.getInstance()) {
fixVocabName(i.getAccessright(), ModelConstants.DNET_ACCESS_MODES);
fixVocabName(i.getRefereed(), ModelConstants.DNET_REVIEW_LEVELS);
}
}
if (Objects.nonNull(r.getAuthor())) {
r.getAuthor().stream().filter(Objects::nonNull).forEach(a -> {
if (Objects.nonNull(a.getPid())) {
a.getPid().stream().filter(Objects::nonNull).forEach(p -> {
fixVocabName(p.getQualifier(), ModelConstants.DNET_PID_TYPES);
});
}
});
}
if (value instanceof Publication) {
} else if (value instanceof Dataset) {
} else if (value instanceof OtherResearchProduct) {
} else if (value instanceof Software) {
}
}
return value;
}
public static <T extends Oaf> boolean filter(T value) {
if (value instanceof Datasource) {
// nothing to evaluate here
} else if (value instanceof Project) {
// nothing to evaluate here
} else if (value instanceof Organization) {
// nothing to evaluate here
} else if (value instanceof Relation) {
// nothing to clean here
} else if (value instanceof Result) {
Result r = (Result) value;
if (Objects.nonNull(r.getTitle()) && r.getTitle().isEmpty()) {
return false;
}
if (value instanceof Publication) {
} else if (value instanceof Dataset) {
} else if (value instanceof OtherResearchProduct) {
} else if (value instanceof Software) {
}
}
return true;
}
public static <T extends Oaf> T cleanup(T value) {
if (value instanceof Datasource) {
// nothing to clean here
} else if (value instanceof Project) {
// nothing to clean here
} else if (value instanceof Organization) {
Organization o = (Organization) value;
if (Objects.isNull(o.getCountry()) || StringUtils.isBlank(o.getCountry().getClassid())) {
o.setCountry(ModelConstants.UNKNOWN_COUNTRY);
}
} else if (value instanceof Relation) {
// nothing to clean here
} else if (value instanceof Result) {
Result r = (Result) value;
if (Objects.nonNull(r.getPublisher()) && StringUtils.isBlank(r.getPublisher().getValue())) {
r.setPublisher(null);
}
if (Objects.isNull(r.getLanguage()) || StringUtils.isBlank(r.getLanguage().getClassid())) {
r
.setLanguage(
qualifier("und", "Undetermined", ModelConstants.DNET_LANGUAGES));
}
if (Objects.nonNull(r.getSubject())) {
r
.setSubject(
r
.getSubject()
.stream()
.filter(Objects::nonNull)
.filter(sp -> StringUtils.isNotBlank(sp.getValue()))
.filter(sp -> Objects.nonNull(sp.getQualifier()))
.filter(sp -> StringUtils.isNotBlank(sp.getQualifier().getClassid()))
.map(GraphCleaningFunctions::cleanValue)
.collect(Collectors.toList()));
}
if (Objects.nonNull(r.getTitle())) {
r
.setTitle(
r
.getTitle()
.stream()
.filter(Objects::nonNull)
.filter(sp -> StringUtils.isNotBlank(sp.getValue()))
.filter(
sp -> sp
.getValue()
.toLowerCase()
.replaceAll(TITLE_FILTER_REGEX, "")
.length() > TITLE_FILTER_RESIDUAL_LENGTH)
.map(GraphCleaningFunctions::cleanValue)
.collect(Collectors.toList()));
}
if (Objects.nonNull(r.getDescription())) {
r
.setDescription(
r
.getDescription()
.stream()
.filter(Objects::nonNull)
.filter(sp -> StringUtils.isNotBlank(sp.getValue()))
.map(GraphCleaningFunctions::cleanValue)
.collect(Collectors.toList()));
}
if (Objects.nonNull(r.getPid())) {
r.setPid(processPidCleaning(r.getPid()));
}
if (Objects.isNull(r.getResourcetype()) || StringUtils.isBlank(r.getResourcetype().getClassid())) {
r
.setResourcetype(
qualifier(ModelConstants.UNKNOWN, "Unknown", ModelConstants.DNET_DATA_CITE_RESOURCE));
}
if (Objects.nonNull(r.getInstance())) {
for (Instance i : r.getInstance()) {
Optional
.ofNullable(i.getPid())
.ifPresent(pid -> {
final Set<StructuredProperty> pids = pid
.stream()
.filter(Objects::nonNull)
.filter(p -> StringUtils.isNotBlank(p.getValue()))
.collect(Collectors.toCollection(HashSet::new));
Optional
.ofNullable(i.getAlternateIdentifier())
.ifPresent(altId -> {
final Set<StructuredProperty> altIds = altId
.stream()
.filter(Objects::nonNull)
.filter(p -> StringUtils.isNotBlank(p.getValue()))
.collect(Collectors.toCollection(HashSet::new));
i.setAlternateIdentifier(Lists.newArrayList(Sets.difference(altIds, pids)));
});
});
if (Objects.isNull(i.getAccessright()) || StringUtils.isBlank(i.getAccessright().getClassid())) {
i
.setAccessright(
accessRight(
ModelConstants.UNKNOWN, ModelConstants.NOT_AVAILABLE,
ModelConstants.DNET_ACCESS_MODES));
}
if (Objects.isNull(i.getHostedby()) || StringUtils.isBlank(i.getHostedby().getKey())) {
i.setHostedby(ModelConstants.UNKNOWN_REPOSITORY);
}
if (Objects.isNull(i.getRefereed())) {
i.setRefereed(qualifier("0000", "Unknown", ModelConstants.DNET_REVIEW_LEVELS));
}
}
}
if (Objects.isNull(r.getBestaccessright()) || StringUtils.isBlank(r.getBestaccessright().getClassid())) {
Qualifier bestaccessrights = OafMapperUtils.createBestAccessRights(r.getInstance());
if (Objects.isNull(bestaccessrights)) {
r
.setBestaccessright(
qualifier(
ModelConstants.UNKNOWN, ModelConstants.NOT_AVAILABLE,
ModelConstants.DNET_ACCESS_MODES));
} else {
r.setBestaccessright(bestaccessrights);
}
}
if (Objects.nonNull(r.getAuthor())) {
final List<Author> authors = Lists.newArrayList();
for (Author a : r.getAuthor()) {
if (Objects.isNull(a.getPid())) {
a.setPid(Lists.newArrayList());
} else {
a
.setPid(
a
.getPid()
.stream()
.filter(Objects::nonNull)
.filter(p -> Objects.nonNull(p.getQualifier()))
.filter(p -> StringUtils.isNotBlank(p.getValue()))
.map(p -> {
p.setValue(p.getValue().trim().replaceAll(ORCID_PREFIX_REGEX, ""));
return p;
})
.filter(p -> StringUtils.isNotBlank(p.getValue()))
.collect(
Collectors
.toMap(
StructuredProperty::getValue, Function.identity(), (p1, p2) -> p1,
LinkedHashMap::new))
.values()
.stream()
.collect(Collectors.toList()));
}
if (StringUtils.isBlank(a.getFullname())) {
if (StringUtils.isNotBlank(a.getName()) && StringUtils.isNotBlank(a.getSurname())) {
a.setFullname(a.getSurname() + ", " + a.getName());
}
}
if (StringUtils.isNotBlank(a.getFullname()) && isValidAuthorName(a)) {
authors.add(a);
}
}
boolean nullRank = authors
.stream()
.anyMatch(a -> Objects.isNull(a.getRank()));
if (nullRank) {
int i = 1;
for (Author author : authors) {
author.setRank(i++);
}
}
r.setAuthor(authors);
}
if (value instanceof Publication) {
} else if (value instanceof Dataset) {
} else if (value instanceof OtherResearchProduct) {
} else if (value instanceof Software) {
}
}
return value;
}
// HELPERS
private static boolean isValidAuthorName(Author a) {
return !Stream
.of(a.getFullname(), a.getName(), a.getSurname())
.filter(s -> s != null && !s.isEmpty())
.collect(Collectors.joining(""))
.toLowerCase()
.matches(INVALID_AUTHOR_REGEX);
}
private static List<StructuredProperty> processPidCleaning(List<StructuredProperty> pids) {
return pids
.stream()
.filter(Objects::nonNull)
.filter(sp -> StringUtils.isNotBlank(StringUtils.trim(sp.getValue())))
.filter(sp -> !PID_BLACKLIST.contains(sp.getValue().trim().toLowerCase()))
.filter(sp -> Objects.nonNull(sp.getQualifier()))
.filter(sp -> StringUtils.isNotBlank(sp.getQualifier().getClassid()))
.map(CleaningFunctions::normalizePidValue)
.filter(CleaningFunctions::pidFilter)
.collect(Collectors.toList());
}
private static void fixVocabName(Qualifier q, String vocabularyName) {
if (Objects.nonNull(q) && StringUtils.isBlank(q.getSchemeid())) {
q.setSchemeid(vocabularyName);
q.setSchemename(vocabularyName);
}
}
private static AccessRight accessRight(String classid, String classname, String scheme) {
return OafMapperUtils
.accessRight(
classid, classname, scheme, scheme);
}
private static Qualifier qualifier(String classid, String classname, String scheme) {
return OafMapperUtils
.qualifier(
classid, classname, scheme, scheme);
}
protected static StructuredProperty cleanValue(StructuredProperty s) {
s.setValue(s.getValue().replaceAll(CLEANING_REGEX, " "));
return s;
}
protected static Field<String> cleanValue(Field<String> s) {
s.setValue(s.getValue().replaceAll(CLEANING_REGEX, " "));
return s;
}
}