Examples with MCRObject org.mycore.datamodel.metadata.MCRObject used on opensource projects

Example 1 with MCRObject

use of org.mycore.datamodel.metadata.MCRObject in project mycore by MyCoRe-Org.

the class MCRMigrationCommands method fixDerivateLinks.

@MCRCommand(syntax = "fix invalid derivate links {0} for {1}", help = "Fixes the paths of all derivate links " + "({0} -> xpath -> e.g. /mycoreobject/metadata/derivateLinks/derivateLink) for object {1}. (MCR-1267)", order = 15)
public static void fixDerivateLinks(String xpath, String id) throws IOException, JDOMException, SAXException {
    // get mcr object
    MCRObjectID objectID = MCRObjectID.getInstance(id);
    // find derivate links
    Document xml = MCRXMLMetadataManager.instance().retrieveXML(objectID);
    Element mcrObjectXML = xml.getRootElement();
    XPathExpression<Element> expression = XPathFactory.instance().compile(xpath, Filters.element());
    List<Element> derivateLinkElements = expression.evaluate(mcrObjectXML);
    // check them
    boolean changedObject = false;
    for (Element derivateLinkElement : derivateLinkElements) {
        String href = derivateLinkElement.getAttributeValue("href", MCRConstants.XLINK_NAMESPACE);
        MCRMetaDerivateLink link = new MCRMetaDerivateLink();
        link.setReference(href, null, null);
        String owner = link.getOwner();
        try {
            String path = link.getPath();
            MCRPath mcrPath = MCRPath.getPath(owner, path);
            if (!Files.exists(mcrPath)) {
                // -> e.g. a?c.tif -> path (a), query (c.tif) which is obvious wrong
                if (tryRawPath(objectID, derivateLinkElement, href, link, owner)) {
                    changedObject = true;
                } else {
                    LOGGER.warn("{} of {}cannot be found on file system. This is most likly a dead link.", href, objectID);
                }
            }
        } catch (URISyntaxException uriExc) {
            // not encoded properly
            if (tryRawPath(objectID, derivateLinkElement, href, link, owner)) {
                changedObject = true;
            } else {
                LOGGER.warn("{} of {} isn't URI encoded and cannot be found on file system. This is most likly a dead link.", href, objectID);
            }
        }
    }
    // store the mcr object if its changed
    if (changedObject) {
        // we use MCRXMLMetadataMananger because we don't want to validate the old mcr object
        MCRXMLMetadataManager.instance().update(objectID, xml, new Date());
        // manually fire update event
        MCRObject newObject = MCRMetadataManager.retrieveMCRObject(objectID);
        newObject.setImportMode(true);
        MCRMetadataManager.fireUpdateEvent(newObject);
    }
}

Example 2 with MCRObject

use of org.mycore.datamodel.metadata.MCRObject in project mycore by MyCoRe-Org.

the class MCRMigrationCommands method fixMissingChildren.

@MCRCommand(syntax = "add missing children to {0}", help = "Adds missing children to structure of parent {0}. (MCR-1480)", order = 15)
public static void fixMissingChildren(String id) throws IOException, JDOMException, SAXException {
    MCRObjectID parentId = MCRObjectID.getInstance(id);
    Collection<String> children = MCRLinkTableManager.instance().getSourceOf(parentId, MCRLinkTableManager.ENTRY_TYPE_PARENT);
    if (children.isEmpty()) {
        return;
    }
    MCRObject parent = MCRMetadataManager.retrieveMCRObject(parentId);
    MCRObjectStructure parentStructure = parent.getStructure();
    int sizeBefore = parentStructure.getChildren().size();
    children.stream().map(MCRObjectID::getInstance).filter(cid -> !parentStructure.getChildren().stream().anyMatch(candidate -> candidate.getXLinkHrefID().equals(cid))).sorted().map(MCRMigrationCommands::toLinkId).sequential().peek(lid -> LOGGER.info("Adding {} to {}", lid, parentId)).forEach(parentStructure::addChild);
    if (parentStructure.getChildren().size() != sizeBefore) {
        MCRMetadataManager.fireUpdateEvent(parent);
    }
}

Example 3 with MCRObject

use of org.mycore.datamodel.metadata.MCRObject in project mycore by MyCoRe-Org.

the class MCRExtractRelatedItemsEventHandler method createRelatedObject.

private MCRObjectID createRelatedObject(Element relatedItem, MCRObjectID childID) throws MCRPersistenceException, MCRAccessException {
    MCRMODSWrapper wrapper = new MCRMODSWrapper();
    MCRObject object = wrapper.getMCRObject();
    MCRObjectID oid = MCRObjectID.getNextFreeId(childID.getBase());
    if (oid.equals(childID)) {
        oid = MCRObjectID.getNextFreeId(childID.getBase());
    }
    object.setId(oid);
    if (isHost(relatedItem)) {
        object.getStructure().addChild(new MCRMetaLinkID("child", childID, childID.toString(), childID.toString()));
    }
    Element mods = cloneRelatedItem(relatedItem);
    wrapper.setMODS(mods);
    LOGGER.info("create object {}", oid);
    MCRMetadataManager.create(object);
    return oid;
}

Example 4 with MCRObject

use of org.mycore.datamodel.metadata.MCRObject in project mycore by MyCoRe-Org.

the class MCRMODSCommands method saveAsMyCoReObject.

private static MCRObjectID saveAsMyCoReObject(String projectID, Element modsRoot) throws MCRActiveLinkException, MCRPersistenceException, MCRAccessException {
    MCRObject mcrObject = MCRMODSWrapper.wrapMODSDocument(modsRoot, projectID);
    mcrObject.setId(MCRObjectID.getNextFreeId(mcrObject.getId().getBase()));
    MCRMetadataManager.create(mcrObject);
    return mcrObject.getId();
}

Example 5 with MCRObject

use of org.mycore.datamodel.metadata.MCRObject in project mycore by MyCoRe-Org.

the class MCRRSSFeedImporter method handleFeedEntry.

private MCRObject handleFeedEntry(SyndEntry entry, String projectID) throws MCRPersistenceException, MCRAccessException {
    String publicationID = getPublicationID(entry);
    if (publicationID == null) {
        return null;
    }
    if (isAlreadyStored(publicationID)) {
        LOGGER.info("publication with ID {} already existing, will not import.", publicationID);
        return null;
    }
    LOGGER.info("publication with ID {} does not exist yet, retrieving data...", publicationID);
    Element publicationXML = retrieveAndConvertPublication(publicationID);
    if (shouldIgnore(publicationXML)) {
        LOGGER.info("publication will be ignored, do not store.");
        return null;
    }
    MCRObject obj = buildMCRObject(publicationXML, projectID);
    MCRMetadataManager.create(obj);
    return obj;
}