public Element exec(Element params, ServiceContext context) throws Exception {
UserSession session = context.getUserSession();
boolean witholdWithheldElements = Util.getParam(params, "hide_withheld", false);
if (witholdWithheldElements) {
XmlSerializer.getThreadLocal(true).setForceHideWithheld(witholdWithheldElements);
}
// -----------------------------------------------------------------------
// --- handle current tab
Element elCurrTab = params.getChild(Params.CURRTAB);
if (elCurrTab != null) session.setProperty(Geonet.Session.METADATA_SHOW, elCurrTab.getText());
// -----------------------------------------------------------------------
// --- check access
GeonetContext gc = (GeonetContext) context.getHandlerContext(Geonet.CONTEXT_NAME);
DataManager dm = gc.getDataManager();
String id = Utils.getIdentifierFromParameters(params, context);
if (!skipPopularity) { // skipPopularity could be a URL param as well
String skip = Util.getParam(params, "skipPopularity", "n");
skipPopularity = skip.equals("y");
}
if (id == null) throw new MetadataNotFoundEx("Metadata not found.");
Lib.resource.checkPrivilege(context, id, AccessManager.OPER_VIEW);
// -----------------------------------------------------------------------
// --- get metadata
Element elMd;
boolean addEditing = false;
if (!skipInfo) {
boolean withValidationErrors = false, keepXlinkAttributes = false;
elMd = dm.getMetadata(context, id, addEditing, withValidationErrors, keepXlinkAttributes);
} else {
elMd = dm.getMetadataNoInfo(context, id);
}
if (elMd == null) throw new MetadataNotFoundEx(id);
if (addRefs) { // metadata.show for GeoNetwork needs geonet:element
elMd = dm.enumerateTree(elMd);
}
//
// setting schemaLocation
// TODO currently it's only set for ISO metadata - this should all move
// to
// the updatefixedinfo.xsl for each schema
// do not set schemaLocation if it is already there
if (elMd.getAttribute("schemaLocation", Csw.NAMESPACE_XSI) == null) {
Namespace gmdNs = elMd.getNamespace("gmd");
// document has ISO root element and ISO namespace
if (gmdNs != null && gmdNs.getURI().equals("http://www.isotc211.org/2005/gmd")) {
String schemaLocation;
// if document has srv namespace then add srv schemaLocation
if (elMd.getNamespace("srv") != null) {
schemaLocation =
" http://www.isotc211.org/2005/srv http://schemas.opengis.net/iso/19139/20060504/srv/srv.xsd";
}
// otherwise add gmd schemaLocation
// (but not both! as that is invalid, the schemas describe
// partially the same schema types)
else {
schemaLocation =
"http://www.isotc211.org/2005/gmd http://www.isotc211.org/2005/gmd/gmd.xsd";
}
Attribute schemaLocationA =
new Attribute("schemaLocation", schemaLocation, Csw.NAMESPACE_XSI);
elMd.setAttribute(schemaLocationA);
}
}
// --- increase metadata popularity
if (!skipPopularity) dm.increasePopularity(context, id);
return elMd;
}
/**
* TODO javadoc.
*
* @param dbms
* @param id
* @param changes
* @param currVersion
* @return
* @throws Exception
*/
private Element applyChanges(Dbms dbms, String id, Hashtable changes, String currVersion)
throws Exception {
Lib.resource.checkEditPrivilege(context, id);
Element md = xmlSerializer.select(dbms, "Metadata", id, context);
// --- check if the metadata has been deleted
if (md == null) {
return null;
}
EditLib editLib = dataManager.getEditLib();
String schema = dataManager.getMetadataSchema(dbms, id);
editLib.expandElements(schema, md);
editLib.enumerateTree(md);
// --- check if the metadata has been modified from last time
if (currVersion != null && !editLib.getVersion(id).equals(currVersion)) {
return null;
}
// --- update elements
for (Enumeration e = changes.keys(); e.hasMoreElements(); ) {
String ref = ((String) e.nextElement()).trim();
String val = ((String) changes.get(ref)).trim();
String attr = null;
if (updatedLocalizedTextElement(md, ref, val, editLib)) {
continue;
}
int at = ref.indexOf('_');
if (at != -1) {
attr = ref.substring(at + 1);
ref = ref.substring(0, at);
}
boolean xmlContent = false;
if (ref.startsWith("X")) {
ref = ref.substring(1);
xmlContent = true;
}
Element el = editLib.findElement(md, ref);
if (el == null) throw new IllegalStateException("Element not found at ref = " + ref);
if (attr != null) {
// The following work-around decodes any attribute name that has a COLON in it
// The : is replaced by the word COLON in the xslt so that it can be processed
// by the XML Serializer when an update is submitted - a better solution is
// to modify the argument handler in Jeeves to store arguments with their name
// as a value rather than as the element itself
Integer indexColon = attr.indexOf("COLON");
if (indexColon != -1) {
String prefix = attr.substring(0, indexColon);
String localname = attr.substring(indexColon + 5);
String namespace =
editLib.getNamespace(prefix + ":" + localname, md, dataManager.getSchema(schema));
Namespace attrNS = Namespace.getNamespace(prefix, namespace);
if (el.getAttribute(localname, attrNS) != null) {
el.setAttribute(new Attribute(localname, val, attrNS));
}
// End of work-around
} else {
if (el.getAttribute(attr) != null) el.setAttribute(new Attribute(attr, val));
}
} else if (xmlContent) {
if (Log.isDebugEnabled(Geonet.EDITOR)) Log.debug(Geonet.EDITOR, "replacing XML content");
el.removeContent();
val = addNamespaceToFragment(val);
el.addContent(Xml.loadString(val, false));
} else {
List content = el.getContent();
for (int i = 0; i < content.size(); i++) {
if (content.get(i) instanceof Text) {
el.removeContent((Text) content.get(i));
i--;
}
}
el.addContent(val);
}
}
// --- remove editing info added by previous call
editLib.removeEditingInfo(md);
editLib.contractElements(md);
return md;
}
