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

Example 31 with MCRObjectID

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

the class MCRAccessManager method checkPermissionForReadingDerivate.

/**
 * checks whether the current user has the permission to read/see a derivate check is also against the mcrobject,
 * the derivate belongs to both checks must return true <br>
 * it is needed in MCRFileNodeServlet and MCRZipServlet
 *
 * @param derID
 *            String ID of a MyCoRe-Derivate
 * @return true if the access is allowed otherwise it return false
 */
public static boolean checkPermissionForReadingDerivate(String derID) {
    // derID must be a derivate ID
    boolean accessAllowed = false;
    MCRObjectID objectId = MCRMetadataManager.getObjectId(MCRObjectID.getInstance(derID), 10, TimeUnit.MINUTES);
    if (objectId != null) {
        accessAllowed = checkPermission(objectId, PERMISSION_READ) && checkPermission(derID, PERMISSION_READ);
    } else {
        accessAllowed = checkPermission(derID, PERMISSION_READ);
        LogManager.getLogger("MCRAccessManager.class").warn("no mcrobject could be found for derivate: {}", derID);
    }
    return accessAllowed;
}

Example 32 with MCRObjectID

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

the class MCRCreatorRuleStrategy method isCreatorRuleAvailable.

public boolean isCreatorRuleAvailable(String id, String permission) {
    if (MCRAccessManager.PERMISSION_WRITE.equals(permission)) {
        MCRObjectID mcrObjectId = null;
        try {
            mcrObjectId = MCRObjectID.getInstance(id);
            MCRUserInformation currentUser = MCRSessionMgr.getCurrentSession().getUserInformation();
            if (currentUser.isUserInRole(CREATOR_ROLE) && objectStatusIsSubmitted(mcrObjectId)) {
                if (isCurrentUserCreator(mcrObjectId, currentUser)) {
                    return true;
                }
            }
        } catch (RuntimeException e) {
            if (mcrObjectId == null) {
                LOGGER.debug("id is not a valid object ID", e);
            } else {
                LOGGER.warn("Eror while checking permission.", e);
            }
        }
    }
    return false;
}

Example 33 with MCRObjectID

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

the class MCRDerivateCommands method synchronizeDerivateForID.

/**
 * The method sychronize the xlink:label of the mycorederivate with the
 * xlink:label of the derivate reference of mycoreobject.
 *
 * @param id
 *            the MCRObjectID as String
 */
@MCRCommand(syntax = "synchronize derivate with ID {0}", help = "The command read a derivate with the MCRObjectID {0} and synchronize the xlink:label with the derivate entry of the mycoreobject.", order = 170)
public static void synchronizeDerivateForID(String id) {
    MCRObjectID mid = null;
    try {
        mid = MCRObjectID.getInstance(id);
    } catch (Exception e) {
        LOGGER.error("The String {} is not a MCRObjectID.", id);
        return;
    }
    // set mycoreobject
    MCRDerivate der = MCRMetadataManager.retrieveMCRDerivate(mid);
    String label = der.getLabel();
    String href = der.getDerivate().getMetaLink().getXLinkHref();
    MCRObject obj = MCRMetadataManager.retrieveMCRObject(MCRObjectID.getInstance(href));
    int size = obj.getStructure().getDerivates().size();
    boolean isset = false;
    for (int i = 0; i < size; i++) {
        MCRMetaLinkID link = obj.getStructure().getDerivates().get(i);
        if (link.getXLinkHref().equals(mid.toString())) {
            String oldlabel = link.getXLinkLabel();
            if (oldlabel != null && !oldlabel.trim().equals(label)) {
                obj.getStructure().getDerivates().get(i).setXLinkTitle(label);
                isset = true;
            }
            break;
        }
    }
    // update mycoreobject
    if (isset) {
        MCRMetadataManager.fireUpdateEvent(obj);
        LOGGER.info("Synchronized {}", mid);
    }
}

Example 34 with MCRObjectID

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

the class MCRDerivateCommands method exportDerivate.

/**
 * @param dir
 * @param trans
 * @param nid
 * @throws FileNotFoundException
 * @throws TransformerException
 * @throws IOException
 */
private static void exportDerivate(File dir, Transformer trans, String nid) throws TransformerException, IOException {
    // store the XML file
    Document xml = null;
    MCRDerivate obj;
    MCRObjectID derivateID = MCRObjectID.getInstance(nid);
    try {
        obj = MCRMetadataManager.retrieveMCRDerivate(derivateID);
        String path = obj.getDerivate().getInternals().getSourcePath();
        // reset from the absolute to relative path, for later reload
        LOGGER.info("Old Internal Path ====>{}", path);
        obj.getDerivate().getInternals().setSourcePath(nid);
        LOGGER.info("New Internal Path ====>{}", nid);
        // add ACL's
        Collection<String> l = ACCESS_IMPL.getPermissionsForID(nid);
        for (String permission : l) {
            Element rule = ACCESS_IMPL.getRule(nid, permission);
            obj.getService().addRule(permission, rule);
        }
        // build JDOM
        xml = obj.createXML();
    } catch (MCRException ex) {
        LOGGER.warn("Could not read {}, continue with next ID", nid);
        return;
    }
    File xmlOutput = new File(dir, derivateID + ".xml");
    FileOutputStream out = new FileOutputStream(xmlOutput);
    dir = new File(dir, derivateID.toString());
    if (trans != null) {
        trans.setParameter("dirname", dir.getPath());
        StreamResult sr = new StreamResult(out);
        trans.transform(new org.jdom2.transform.JDOMSource(xml), sr);
    } else {
        new org.jdom2.output.XMLOutputter().output(xml, out);
        out.flush();
        out.close();
    }
    LOGGER.info("Object {} stored under {}.", nid, xmlOutput);
    // store the derivate file under dirname
    if (!dir.isDirectory()) {
        dir.mkdir();
    }
    MCRPath rootPath = MCRPath.getPath(derivateID.toString(), "/");
    Files.walkFileTree(rootPath, new MCRTreeCopier(rootPath, dir.toPath()));
    LOGGER.info("Derivate {} saved under {} and {}.", nid, dir, xmlOutput);
}

Example 35 with MCRObjectID

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

the class MCRDerivateCommands method linkDerivateToObject.

/**
 * Links the given derivate to the given object.
 */
@MCRCommand(syntax = "link derivate {0} to {1}", help = "links the given derivate {0} to the given mycore object {1}", order = 180)
public static void linkDerivateToObject(String derivateId, String objectId) throws Exception {
    if (derivateId == null || objectId == null) {
        LOGGER.error("Either derivate id or object id is null. Derivate={}, object={}", derivateId, objectId);
        return;
    }
    MCRObjectID derID = MCRObjectID.getInstance(derivateId);
    MCRObjectID objID = MCRObjectID.getInstance(objectId);
    if (!MCRMetadataManager.exists(objID)) {
        throw new Exception("The object with id " + objID + " does not exist");
    }
    if (!MCRMetadataManager.exists(derID)) {
        throw new Exception("The derivate with id " + derID + " does not exist");
    }
    MCRDerivate derObj = MCRMetadataManager.retrieveMCRDerivate(derID);
    MCRMetaLinkID oldDerivateToObjectLink = derObj.getDerivate().getMetaLink();
    MCRObjectID oldOwnerId = oldDerivateToObjectLink.getXLinkHrefID();
    /* set link to new parent in the derivate object */
    LOGGER.info("Setting {} as parent for derivate {}", objID, derID);
    derObj.getDerivate().getMetaLink().setReference(objID, oldDerivateToObjectLink.getXLinkLabel(), oldDerivateToObjectLink.getXLinkTitle());
    derObj.setLabel("data object from " + objectId + " (prev. owner was " + oldOwnerId);
    MCRMetadataManager.updateMCRDerivateXML(derObj);
    /* set link to derivate in the new parent */
    MCRObject oldOwner = MCRMetadataManager.retrieveMCRObject(oldOwnerId);
    List<MCRMetaLinkID> derivates = oldOwner.getStructure().getDerivates();
    MCRMetaLinkID oldObjectToDerivateLink = null;
    for (MCRMetaLinkID derivate : derivates) {
        if (derivate.getXLinkHrefID().equals(derID)) {
            oldObjectToDerivateLink = derivate;
        }
    }
    if (oldObjectToDerivateLink == null) {
        oldObjectToDerivateLink = new MCRMetaLinkID();
    }
    LOGGER.info("Linking derivate {} to {}", derID, objID);
    MCRMetaLinkID derivateLink = new MCRMetaLinkID();
    derivateLink.setReference(derID, oldObjectToDerivateLink.getXLinkLabel(), oldObjectToDerivateLink.getXLinkTitle());
    derivateLink.setSubTag("derobject");
    MCRMetadataManager.addOrUpdateDerivateToObject(objID, derivateLink);
    /* removing link from old parent */
    boolean flag = oldOwner.getStructure().removeDerivate(derID);
    LOGGER.info("Unlinking derivate {} from object {}. Success={}", derID, oldOwnerId, flag);
    MCRMetadataManager.fireUpdateEvent(oldOwner);
}