org.hl7.fhir.r5.elementmodel.LanguageUtils Maven / Gradle / Ivy
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package org.hl7.fhir.r5.elementmodel;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.HashMap;
import java.util.HashSet;
import java.util.List;
import java.util.Map;
import java.util.Set;
import org.checkerframework.checker.units.qual.cd;
import org.hl7.fhir.r5.context.ContextUtilities;
import org.hl7.fhir.r5.context.IWorkerContext;
import org.hl7.fhir.r5.model.Base;
import org.hl7.fhir.r5.model.CodeSystem;
import org.hl7.fhir.r5.model.CodeSystem.ConceptDefinitionComponent;
import org.hl7.fhir.r5.model.CodeSystem.ConceptDefinitionDesignationComponent;
import org.hl7.fhir.r5.model.CodeSystem.ConceptPropertyComponent;
import org.hl7.fhir.r5.model.ContactDetail;
import org.hl7.fhir.r5.model.DataType;
import org.hl7.fhir.r5.model.ElementDefinition;
import org.hl7.fhir.r5.model.ElementDefinition.ElementDefinitionBindingAdditionalComponent;
import org.hl7.fhir.r5.model.ElementDefinition.ElementDefinitionConstraintComponent;
import org.hl7.fhir.r5.model.Extension;
import org.hl7.fhir.r5.model.MarkdownType;
import org.hl7.fhir.r5.model.PrimitiveType;
import org.hl7.fhir.r5.model.Property;
import org.hl7.fhir.r5.model.Resource;
import org.hl7.fhir.r5.model.StringType;
import org.hl7.fhir.r5.model.StructureDefinition;
import org.hl7.fhir.r5.terminologies.CodeSystemUtilities;
import org.hl7.fhir.r5.utils.ToolingExtensions;
import org.hl7.fhir.r5.utils.UserDataNames;
import org.hl7.fhir.utilities.TextFile;
import org.hl7.fhir.utilities.Utilities;
import org.hl7.fhir.utilities.i18n.AcceptLanguageHeader;
import org.hl7.fhir.utilities.i18n.AcceptLanguageHeader.LanguagePreference;
import org.hl7.fhir.utilities.i18n.LanguageFileProducer;
import org.hl7.fhir.utilities.i18n.LanguageFileProducer.LanguageProducerLanguageSession;
import org.hl7.fhir.utilities.i18n.LanguageFileProducer.TextUnit;
import org.hl7.fhir.utilities.i18n.LanguageFileProducer.TranslationUnit;
import org.hl7.fhir.utilities.json.model.JsonElement;
import org.hl7.fhir.utilities.validation.ValidationMessage;
import org.hl7.fhir.utilities.validation.ValidationMessage.IssueSeverity;
import org.hl7.fhir.utilities.validation.ValidationMessage.IssueType;
import org.hl7.fhir.utilities.validation.ValidationMessage.Source;
/**
* in here:
* * generateTranslations
* * importFromTranslations
* * stripTranslations
* * switchLanguage
*
* in the validator
*
* @author grahamegrieve
* generateTranslations = -langTransform export -src {src} -tgt {tgt} -dest {dest}
* importFromTranslations = -langTransform import -src {src} -tgt {tgt} -dest {dest}
*/
public class LanguageUtils {
public static final List TRANSLATION_SUPPLEMENT_RESOURCE_TYPES = Arrays.asList("CodeSystem", "StructureDefinition", "Questionnaire");
public static class TranslationUnitCollection {
List list= new ArrayList<>();
Map map = new HashMap<>();
public void add(TranslationUnit tu) {
String key = tu.getId()+"||"+tu.getSrcText();
if (!map.containsKey(key)) {
map.put(key, tu);
list.add(tu);
}
}
}
IWorkerContext context;
private List crlist;
public LanguageUtils(IWorkerContext context) {
super();
this.context = context;
}
public void generateTranslations(Element resource, LanguageProducerLanguageSession session) {
translate(null, resource, session, resource.fhirType());
}
private void translate(Element parent, Element element, LanguageProducerLanguageSession langSession, String path) {
String npath = pathForElement(path, element);
if (element.isPrimitive() && isTranslatable(element)) {
String base = element.primitiveValue();
if (base != null) {
String translation = getSpecialTranslation(path, parent, element, langSession.getTargetLang());
if (translation == null) {
translation = element.getTranslation(langSession.getTargetLang());
}
langSession.entry(new TextUnit(npath, contextForElement(element), base, translation));
}
}
for (Element c: element.getChildren()) {
if (!c.getName().equals("designation")) {
translate(element, c, langSession, npath);
}
}
}
private String contextForElement(Element element) {
throw new Error("Not done yet");
}
private String getSpecialTranslation(String path, Element parent, Element element, String targetLang) {
if (parent == null) {
return null;
}
String npath = parent.getBasePath();
if (Utilities.existsInList(npath, "CodeSystem.concept", "CodeSystem.concept.concept") && "CodeSystem.concept.display".equals(element.getBasePath())) {
return getDesignationTranslation(parent, targetLang);
}
if (Utilities.existsInList(npath, "ValueSet.compose.include.concept") && "ValueSet.compose.include.concept.display".equals(element.getBasePath())) {
return getDesignationTranslation(parent, targetLang);
}
if (Utilities.existsInList(npath, "ValueSet.expansion.contains", "ValueSet.expansion.contains.contains") && "ValueSet.expansion.contains.display".equals(element.getBasePath())) {
return getDesignationTranslation(parent, targetLang);
}
return null;
}
private String getDesignationTranslation(Element parent, String targetLang) {
for (Element e : parent.getChildren("designation")) {
String lang = e.getNamedChildValue("language");
if (langsMatch(targetLang, lang)) {
return e.getNamedChildValue("value");
}
}
return null;
}
private boolean isTranslatable(Element element) {
return element.getProperty().isTranslatable();
}
private String pathForElement(String path, Element element) {
if (element.getSpecial() != null) {
String bp = element.getBasePath();
return pathForElement(bp, element.getProperty().getStructure().getType());
} else {
return (path == null ? element.getName() : path+"."+element.getName());
}
}
private String pathForElement(String path, String type) {
// special case support for metadata elements prior to R5:
if (crlist == null) {
crlist = new ContextUtilities(context).getCanonicalResourceNames();
}
if (crlist.contains(type)) {
String fp = path.replace(type+".", "CanonicalResource.");
if (Utilities.existsInList(fp,
"CanonicalResource.url", "CanonicalResource.identifier", "CanonicalResource.version", "CanonicalResource.name",
"CanonicalResource.title", "CanonicalResource.status", "CanonicalResource.experimental", "CanonicalResource.date",
"CanonicalResource.publisher", "CanonicalResource.contact", "CanonicalResource.description", "CanonicalResource.useContext",
"CanonicalResource.jurisdiction")) {
return fp;
}
}
return path;
}
public int importFromTranslations(Element resource, List translations) {
return importFromTranslations(resource.fhirType(), null, resource, translations, new HashSet<>());
}
public int importFromTranslations(Element resource, List translations, List messages) {
Set usedUnits = new HashSet<>();
int r = 0;
if (resource.fhirType().equals("StructureDefinition")) {
r = importFromTranslationsForSD(null, resource, translations, usedUnits);
} else {
r = importFromTranslations(null, null, resource, translations, usedUnits);
}
for (TranslationUnit t : translations) {
if (!usedUnits.contains(t)) {
if (messages != null) {
messages.add(new ValidationMessage(Source.Publisher, IssueType.INFORMATIONAL, t.getId(), "Unused '"+t.getLanguage()+"' translation '"+t.getSrcText()+"' -> '"+t.getTgtText()+"'", IssueSeverity.INFORMATION));
}
}
}
return r;
}
public int importFromTranslations(Resource resource, List translations, List messages) {
Set usedUnits = new HashSet<>();
int r = 0;
if (resource.fhirType().equals("StructureDefinition")) {
// todo... r = importFromTranslationsForSD(null, resource, translations, usedUnits);
} else {
r = importResourceFromTranslations(null, resource, translations, usedUnits, resource.fhirType());
}
for (TranslationUnit t : translations) {
if (!usedUnits.contains(t)) {
if (messages != null) {
messages.add(new ValidationMessage(Source.Publisher, IssueType.INFORMATIONAL, t.getId(), "Unused '"+t.getLanguage()+"' translation '"+t.getSrcText()+"' -> '"+t.getTgtText()+"'", IssueSeverity.INFORMATION));
}
}
}
return r;
}
/*
* */
private int importFromTranslationsForSD(Object object, Element resource, List translations, Set usedUnits) {
int r = 0;
r = r + checkForTranslations(translations, usedUnits, resource, "name", "name");
r = r + checkForTranslations(translations, usedUnits, resource, "title", "title");
r = r + checkForTranslations(translations, usedUnits, resource, "publisher", "publisher");
for (Element cd : resource.getChildrenByName("contact")) {
r = r + checkForTranslations(translations, usedUnits, cd, "contact.name", "name");
}
r = r + checkForTranslations(translations, usedUnits, resource, "purpose", "purpose");
r = r + checkForTranslations(translations, usedUnits, resource, "copyright", "copyright");
Element diff = resource.getNamedChild("differential");
if (diff != null) {
for (Element ed : diff.getChildrenByName("element")) {
String id = ed.getNamedChildValue("id");
r = r + checkForTranslations(translations, usedUnits, ed, id+"/label", "label");
r = r + checkForTranslations(translations, usedUnits, ed, id+"/short", "short");
r = r + checkForTranslations(translations, usedUnits, ed, id+"/definition", "definition");
r = r + checkForTranslations(translations, usedUnits, ed, id+"/comment", "comment");
r = r + checkForTranslations(translations, usedUnits, ed, id+"/requirements", "requirements");
r = r + checkForTranslations(translations, usedUnits, ed, id+"/meaningWhenMissing", "meaningWhenMissing");
r = r + checkForTranslations(translations, usedUnits, ed, id+"/orderMeaning", "orderMeaning");
// for (ElementDefinitionConstraintComponent con : ed.getConstraint()) {
// addToList(list, lang, con, ed.getId()+"/constraint", "human", con.getHumanElement());
// }
// if (ed.hasBinding()) {
// addToList(list, lang, ed.getBinding(), ed.getId()+"/b/desc", "description", ed.getBinding().getDescriptionElement());
// for (ElementDefinitionBindingAdditionalComponent ab : ed.getBinding().getAdditional()) {
// addToList(list, lang, ab, ed.getId()+"/ab/doco", "documentation", ab.getDocumentationElement());
// addToList(list, lang, ab, ed.getId()+"/ab/short", "shortDoco", ab.getShortDocoElement());
// }
// }
}
}
return r;
}
private int checkForTranslations(List translations, Set usedUnits, Element context, String tname, String pname) {
int r = 0;
Element child = context.getNamedChild(pname);
if (child != null) {
String v = child.primitiveValue();
if (v != null) {
for (TranslationUnit tu : translations) {
if (tname.equals(tu.getId()) && v.equals(tu.getSrcText())) {
usedUnits.add(tu);
child.setTranslation(tu.getLanguage(), tu.getTgtText());
r++;
}
}
}
}
return r;
}
private int importResourceFromTranslations(Base parent, Base element, List translations, Set usedUnits, String path) {
int t = 0;
if (element.isPrimitive() && isTranslatable(element, path) && element instanceof org.hl7.fhir.r5.model.Element) {
org.hl7.fhir.r5.model.Element e = (org.hl7.fhir.r5.model.Element) element;
String base = element.primitiveValue();
if (base != null) {
String epath = pathForElement(path, element.fhirType());
Set tlist = findTranslations(epath, base, translations);
for (TranslationUnit translation : tlist) {
t++;
if (!handleAsSpecial(parent, element, translation)) {
ToolingExtensions.setLanguageTranslation(e, translation.getLanguage(), translation.getTgtText());
usedUnits.add(translation);
}
}
}
}
for (Property c : element.children()) {
for (Base v : c.getValues()) {
if (!c.getName().equals("designation")) {
t = t + importResourceFromTranslations(element, v, translations, usedUnits, path+"."+c.getName());
}
}
}
return t;
}
private boolean handleAsSpecial(Base parent, Base element, TranslationUnit translation) {
return false;
}
private boolean isTranslatable(Base element, String path) {
return Utilities.existsInList(element.fhirType(), "string", "markdown");
}
private int importFromTranslations(String path, Element parent, Element element, List translations, Set usedUnits) {
String npath = pathForElement(path, element);
int t = 0;
if (element.isPrimitive() && isTranslatable(element)) {
String base = element.primitiveValue();
if (base != null) {
Set tlist = findTranslations(npath, base, translations);
for (TranslationUnit translation : tlist) {
t++;
if (!handleAsSpecial(parent, element, translation)) {
element.setTranslation(translation.getLanguage(), translation.getTgtText());
usedUnits.add(translation);
}
}
}
}
// Create a copy of the children collection before iterating
List childrenCopy = List.copyOf(element.getChildren());
for (Element c : childrenCopy) {
if (!c.getName().equals("designation")) {
t = t + importFromTranslations(npath, element, c, translations, usedUnits);
}
}
return t;
}
private boolean handleAsSpecial(Element parent, Element element, TranslationUnit translation) {
if (parent == null) {
return false;
}
if (Utilities.existsInList(parent.getBasePath(), "CodeSystem.concept", "CodeSystem.concept.concept") && "CodeSystem.concept.display".equals(element.getBasePath())) {
return setDesignationTranslation(parent, translation.getLanguage(), translation.getTgtText());
}
if (Utilities.existsInList(parent.getBasePath(), "ValueSet.compose.include.concept") && "ValueSet.compose.include.concept.display".equals(element.getBasePath())) {
return setDesignationTranslation(parent, translation.getLanguage(), translation.getTgtText());
}
if (Utilities.existsInList(parent.getBasePath(), "ValueSet.expansion.contains", "ValueSet.expansion.contains.contains") && "ValueSet.expansion.contains.display".equals(element.getBasePath())) {
return setDesignationTranslation(parent, translation.getLanguage(), translation.getTgtText());
}
return false;
}
private boolean setDesignationTranslation(Element parent, String targetLang, String translation) {
for (Element e : parent.getChildren("designation")) {
String lang = e.getNamedChildValue("language");
if (langsMatch(targetLang, lang)) {
Element value = e.getNamedChild("value");
if (value != null) {
value.setValue(translation);
} else {
e.addElement("value").setValue(translation);
}
return true;
}
}
Element d = parent.addElement("designation");
d.addElement("language").setValue(targetLang);
d.addElement("value").setValue(translation);
return true;
}
private Set findTranslations(String path, String src, List translations) {
Set res = new HashSet<>();
for (TranslationUnit translation : translations) {
if (path.equals(translation.getId()) && src.equals(translation.getSrcText())) {
res.add(translation);
}
}
return res;
}
public static boolean langsMatchExact(AcceptLanguageHeader langs, String srcLang) {
if (langs == null) {
return false;
}
for (LanguagePreference lang : langs.getLangs()) {
if (lang.getValue() > 0) {
if ("*".equals(lang.getLang())) {
return true;
} else {
return langsMatch(lang.getLang(), srcLang);
}
}
}
return false;
}
public static boolean langsMatch(AcceptLanguageHeader langs, String srcLang) {
if (langs == null) {
return false;
}
for (LanguagePreference lang : langs.getLangs()) {
if (lang.getValue() > 0) {
if ("*".equals(lang.getLang())) {
return true;
} else {
boolean ok = langsMatch(lang.getLang(), srcLang);
if (ok) {
return true;
}
}
}
}
return false;
}
public static boolean langsMatchExact(String dstLang, String srcLang) {
return dstLang == null ? false : dstLang.equals(srcLang);
}
public static boolean langsMatch(String dstLang, String srcLang) {
return dstLang == null || srcLang == null ? false : dstLang.startsWith(srcLang) || "*".equals(srcLang);
}
public void fillSupplement(CodeSystem csSrc, CodeSystem csDst, List list) {
csDst.setUserData(UserDataNames.LANGUTILS_SOURCE_SUPPLEMENT, csSrc);
csDst.setUserData(UserDataNames.LANGUTILS_SOURCE_TRANSLATIONS, list);
for (TranslationUnit tu : list) {
String code = tu.getId();
String subCode = null;
if (code.contains("@")) {
subCode = code.substring(code.indexOf("@")+1);
code = code.substring(0, code.indexOf("@"));
}
ConceptDefinitionComponent cdSrc = CodeSystemUtilities.getCode(csSrc, tu.getId());
if (cdSrc == null) {
addOrphanTranslation(csSrc, tu);
} else {
ConceptDefinitionComponent cdDst = CodeSystemUtilities.getCode(csDst, cdSrc.getCode());
if (cdDst == null) {
cdDst = csDst.addConcept().setCode(cdSrc.getCode());
}
String tt = tu.getTgtText();
if (tt.startsWith("!!")) {
tt = tt.substring(3);
}
if (subCode == null) {
cdDst.setDisplay(tt);
} else if ("definition".equals(subCode)) {
cdDst.setDefinition(tt);
} else {
boolean found = false;
for (ConceptDefinitionDesignationComponent d : cdSrc.getDesignation()) {
if (d.hasUse() && subCode.equals(d.getUse().getCode())) {
found = true;
cdDst.addDesignation().setUse(d.getUse()).setLanguage(tu.getLanguage()).setValue(tt); //.setUserData(SUPPLEMENT_SOURCE, tu);
break;
}
}
if (!found) {
for (Extension e : cdSrc.getExtension()) {
if (subCode.equals(tail(e.getUrl()))) {
found = true;
cdDst.addExtension().setUrl(e.getUrl()).setValue(
e.getValue().fhirType().equals("markdown") ? new MarkdownType(tt) : new StringType(tt)); //.setUserData(SUPPLEMENT_SOURCE, tu);
break;
}
}
}
if (!found) {
addOrphanTranslation(csSrc, tu);
}
}
}
}
}
private String tail(String url) {
return url.contains("/") ? url.substring(url.lastIndexOf("/")+1) : url;
}
private void addOrphanTranslation(CodeSystem cs, TranslationUnit tu) {
List list = (List) cs.getUserData(UserDataNames.LANGUTILS_ORPHAN);
if (list == null) {
list = new ArrayList<>();
cs.setUserData(UserDataNames.LANGUTILS_ORPHAN, list);
}
list.add(tu);
}
public String nameForLang(String lang) {
// todo: replace with structures from loading languages properly
switch (lang) {
case "en" : return "English";
case "de" : return "German";
case "es" : return "Spanish";
case "nl" : return "Dutch";
}
return Utilities.capitalize(lang);
}
public String titleForLang(String lang) {
// todo: replace with structures from loading languages properly
switch (lang) {
case "en" : return "English";
case "de" : return "German";
case "es" : return "Spanish";
case "nl" : return "Dutch";
}
return Utilities.capitalize(lang);
}
public boolean handlesAsResource(Resource resource) {
return (resource instanceof CodeSystem && resource.hasUserData(UserDataNames.LANGUTILS_SOURCE_SUPPLEMENT)) || (resource instanceof StructureDefinition);
}
public boolean handlesAsElement(Element element) {
return true; // for now...
}
public List generateTranslations(Resource res, String lang) {
List list = new ArrayList<>();
if (res instanceof StructureDefinition) {
StructureDefinition sd = (StructureDefinition) res;
generateTranslations(list, sd, lang);
if (res.hasUserData(UserDataNames.LANGUTILS_ORPHAN)) {
List orphans = (List) res.getUserData(UserDataNames.LANGUTILS_ORPHAN);
for (TranslationUnit t : orphans) {
list.add(new TranslationUnit(lang, "!!"+t.getId(), t.getContext(), t.getSrcText(), t.getTgtText()));
}
}
} else {
CodeSystem cs = (CodeSystem) res.getUserData(UserDataNames.LANGUTILS_SOURCE_SUPPLEMENT);
List inputs = res.hasUserData(UserDataNames.LANGUTILS_SOURCE_TRANSLATIONS) ? (List) res.getUserData(UserDataNames.LANGUTILS_SOURCE_TRANSLATIONS) : new ArrayList<>();
for (ConceptDefinitionComponent cd : cs.getConcept()) {
generateTranslations(list, cd, lang, inputs);
}
if (cs.hasUserData(UserDataNames.LANGUTILS_ORPHAN)) {
List orphans = (List) cs.getUserData(UserDataNames.LANGUTILS_ORPHAN);
for (TranslationUnit t : orphans) {
list.add(new TranslationUnit(lang, "!!"+t.getId(), t.getContext(), t.getSrcText(), t.getTgtText()));
}
}
}
return list;
}
private void generateTranslations(List list, StructureDefinition sd, String lang) {
addToList(list, lang, sd, "name", "name", sd.getNameElement());
addToList(list, lang, sd, "title", "title", sd.getTitleElement());
addToList(list, lang, sd, "publisher", "publisher", sd.getPublisherElement());
for (ContactDetail cd : sd.getContact()) {
addToList(list, lang, cd, "contact.name", "name", cd.getNameElement());
}
addToList(list, lang, sd, "purpose", "purpose", sd.getPurposeElement());
addToList(list, lang, sd, "copyright", "copyright", sd.getCopyrightElement());
for (ElementDefinition ed : sd.getDifferential().getElement()) {
addToList(list, lang, ed, ed.getId()+"/label", "label", ed.getLabelElement());
addToList(list, lang, ed, ed.getId()+"/short", "short", ed.getShortElement());
addToList(list, lang, ed, ed.getId()+"/definition", "definition", ed.getDefinitionElement());
addToList(list, lang, ed, ed.getId()+"/comment", "comment", ed.getCommentElement());
addToList(list, lang, ed, ed.getId()+"/requirements", "requirements", ed.getRequirementsElement());
addToList(list, lang, ed, ed.getId()+"/meaningWhenMissing", "meaningWhenMissing", ed.getMeaningWhenMissingElement());
addToList(list, lang, ed, ed.getId()+"/orderMeaning", "orderMeaning", ed.getOrderMeaningElement());
for (ElementDefinitionConstraintComponent con : ed.getConstraint()) {
addToList(list, lang, con, ed.getId()+"/constraint", "human", con.getHumanElement());
}
if (ed.hasBinding()) {
addToList(list, lang, ed.getBinding(), ed.getId()+"/b/desc", "description", ed.getBinding().getDescriptionElement());
for (ElementDefinitionBindingAdditionalComponent ab : ed.getBinding().getAdditional()) {
addToList(list, lang, ab, ed.getId()+"/ab/doco", "documentation", ab.getDocumentationElement());
addToList(list, lang, ab, ed.getId()+"/ab/short", "shortDoco", ab.getShortDocoElement());
}
}
}
}
private void addToList(List list, String lang, Base ctxt, String name, String propName, DataType value) {
if (value != null && value.hasPrimitiveValue()) {
list.add(new TranslationUnit(lang, name, ctxt.getNamedProperty(propName).getDefinition(), value.primitiveValue(), value.getTranslation(lang)));
}
}
private void generateTranslations(List list, ConceptDefinitionComponent cd, String lang, List inputs) {
// we generate translation units for the display, the definition, and any designations and extensions that we find
// the id of the designation is the use.code (there will be a use) and for the extension, the tail of the extension URL
// todo: do we need to worry about name clashes? why would we, and more importantly, how would we solve that?
addTranslationUnit(list, cd.getCode(), cd.getDisplay(), lang, inputs);
if (cd.hasDefinition()) {
addTranslationUnit(list, cd.getCode()+"@definition", cd.getDefinition(), lang, inputs);
}
for (ConceptDefinitionDesignationComponent d : cd.getDesignation()) {
addTranslationUnit(list, cd.getCode()+"@"+d.getUse().getCode(), d.getValue(), lang, inputs);
}
for (Extension e : cd.getExtension()) {
addTranslationUnit(list, cd.getCode()+"@"+tail(e.getUrl()), e.getValue().primitiveValue(), lang, inputs);
}
}
private void addTranslationUnit(List list, String id, String srcText, String lang, List inputs) {
TranslationUnit existing = null;
for (TranslationUnit t : inputs) {
if (id.equals(t.getId())) {
existing = t;
break;
}
}
// not sure what to do with context?
if (existing == null) {
list.add(new TranslationUnit(lang, id, null, srcText, null));
} else if (srcText.equals(existing.getSrcText())) {
list.add(new TranslationUnit(lang, id, null, srcText, existing.getTgtText()));
} else {
list.add(new TranslationUnit(lang, id, null, srcText, "!!"+existing.getTgtText()).setOriginal(existing.getSrcText()));
}
}
private String getDefinition(ConceptDefinitionComponent cd) {
ConceptPropertyComponent v = CodeSystemUtilities.getProperty(cd, "translation-context");
if (v != null && v.hasValue()) {
return v.getValue().primitiveValue();
} else {
return cd.getDefinition();
}
}
public List generateTranslations(Element e, String lang) {
TranslationUnitCollection list = new TranslationUnitCollection();
generateTranslations(e, lang, list, e.fhirType());
return list.list;
}
private void generateTranslations(Element e, String lang, TranslationUnitCollection list, String path) {
String npath = pathForElement(path, e);
if (e.getProperty().isTranslatable()) {
String id = npath; // .getProperty().getDefinition().getPath();
String context = e.getProperty().getDefinition().getDefinition();
String src = e.primitiveValue();
String tgt = getTranslation(e, lang);
list.add(new TranslationUnit(lang, id, context, src, tgt));
}
if (e.hasChildren()) {
for (Element c : e.getChildren()) {
generateTranslations(c, lang, list, npath);
}
}
}
private String getTranslation(Element e, String lang) {
if (!e.hasChildren()) {
return null;
}
for (Element ext : e.getChildren()) {
if ("Extension".equals(ext.fhirType()) && "http://hl7.org/fhir/StructureDefinition/translation".equals(ext.getNamedChildValue("url"))) {
String l = null;
String v = null;
for (Element subExt : ext.getChildren()) {
if ("Extension".equals(subExt.fhirType()) && "lang".equals(subExt.getNamedChildValue("url"))) {
l = subExt.getNamedChildValue("value");
}
if ("Extension".equals(subExt.fhirType()) && "content".equals(subExt.getNamedChildValue("url"))) {
v = subExt.getNamedChildValue("value");
}
}
if (lang.equals(l)) {
return v;
}
}
}
return null;
}
public boolean switchLanguage(Element e, String lang) {
if (e.getProperty().isTranslatable()) {
String cnt = getTranslation(e, lang);
e.removeExtension(ToolingExtensions.EXT_TRANSLATION);
if (cnt != null) {
e.setValue(cnt);
}
}
if (e.hasChildren()) {
for (Element c : e.getChildren()) {
if (!switchLanguage(c, lang)) {
return false;
}
}
}
return true;
}
public boolean hasTranslation(org.hl7.fhir.r5.model.Element e, String lang) {
return getTranslation(e, lang) != null;
}
public String getTranslation(org.hl7.fhir.r5.model.Element e, String lang) {
for (Extension ext : e.getExtensionsByUrl(ToolingExtensions.EXT_TRANSLATION)) {
String l = ext.getExtensionString("lang");
String v = ext.getExtensionString("content");
if (langsMatch(l, lang) && v != null) {
return v;
}
}
return null;
}
public String getTranslationOrBase(PrimitiveType e, String lang) {
for (Extension ext : e.getExtensionsByUrl(ToolingExtensions.EXT_TRANSLATION)) {
String l = ext.getExtensionString("lang");
String v = ext.getExtensionString("content");
if (langsMatch(l, lang) && v != null) {
return v;
}
}
return e.primitiveValue();
}
}
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