Examples with Mets org.mycore.mets.model.Mets used on opensource projects

Example 1 with Mets

use of org.mycore.mets.model.Mets in project mycore by MyCoRe-Org.

the class MCRMetsMods2IIIFConverter method convert.

public MCRIIIFManifest convert() {
    MCRIIIFManifest manifest = new MCRIIIFManifest();
    // root chapter ^= manifest metadata
    LogicalStructMap logicalStructMap = (LogicalStructMap) mets.getStructMap("LOGICAL");
    LogicalDiv divContainer = logicalStructMap.getDivContainer();
    List<MCRIIIFMetadata> metadata = extractMedataFromLogicalDiv(mets, divContainer);
    manifest.metadata = metadata;
    manifest.setId(this.identifier);
    PhysicalStructMap physicalStructMap = (PhysicalStructMap) mets.getStructMap("PHYSICAL");
    PhysicalDiv physicalDivContainer = physicalStructMap.getDivContainer();
    String id = physicalDivContainer.getId();
    MCRIIIFSequence sequence = new MCRIIIFSequence(id);
    List<PhysicalSubDiv> children = physicalDivContainer.getChildren();
    MCRIIIFImageImpl imageImpl = MCRIIIFImageImpl.getInstance(getImageImplName());
    MCRIIIFImageProfile profile = imageImpl.getProfile();
    profile.setId(MCRIIIFImageUtil.getProfileLink(imageImpl));
    sequence.canvases = children.stream().map(physicalSubDiv -> {
        String order = physicalSubDiv.asElement().getAttributeValue("ORDER");
        String orderLabel = physicalSubDiv.getOrderLabel();
        String contentids = physicalSubDiv.getContentids();
        String label = Stream.of(order, orderLabel, contentids).filter(o -> o != null && !o.isEmpty()).collect(Collectors.joining(" - "));
        String identifier = this.physicalIdentifierMap.get(physicalSubDiv);
        try {
            MCRIIIFImageInformation information = imageImpl.getInformation(identifier);
            MCRIIIFCanvas canvas = new MCRIIIFCanvas(identifier, label, information.width, information.height);
            MCRIIIFAnnotation annotation = new MCRIIIFAnnotation(identifier, canvas);
            canvas.images.add(annotation);
            MCRIIIFResource resource = new MCRIIIFResource(information.getId(), MCRDCMIType.Image);
            resource.setWidth(information.width);
            resource.setHeight(information.height);
            MCRIIIFService service = new MCRIIIFService(information.getId(), profile.getContext());
            service.profile = MCRIIIFImageProfile.IIIF_PROFILE_2_0;
            resource.setService(service);
            annotation.setResource(resource);
            return canvas;
        } catch (MCRIIIFImageNotFoundException | MCRIIIFImageProvidingException e) {
            throw new MCRException("Error while providing ImageInfo for " + identifier, e);
        } catch (MCRAccessException e) {
            LOGGER.warn("User has no access to {}", identifier);
            return null;
        }
    }).filter(Objects::nonNull).collect(Collectors.toList());
    manifest.sequences.add(sequence);
    List<MCRIIIFRange> complete = new ArrayList<>();
    processDivContainer(complete, divContainer);
    manifest.structures.addAll(complete);
    manifest.setLabel(metadata.stream().filter(m -> m.getLabel().equals("title")).findFirst().get().getStringValue().get());
    return manifest;
}

Example 2 with Mets

use of org.mycore.mets.model.Mets in project mycore by MyCoRe-Org.

the class MCRMetsSave method updateOnFileDelete.

/**
 * @param mets
 * @param file
 * @return
 */
private static Document updateOnFileDelete(Document mets, MCRPath file) {
    Mets modifiedMets;
    try {
        modifiedMets = new Mets(mets);
        String href = file.getOwnerRelativePath().substring(1);
        PhysicalStructMap physStructMap = (PhysicalStructMap) modifiedMets.getStructMap(PhysicalStructMap.TYPE);
        PhysicalDiv divContainer = physStructMap.getDivContainer();
        // search the right group and remove the file from the group
        List<FileGrp> fileGroups = modifiedMets.getFileSec().getFileGroups();
        for (FileGrp fileGrp : fileGroups) {
            if (fileGrp.contains(href)) {
                org.mycore.mets.model.files.File fileToRemove = fileGrp.getFileByHref(href);
                fileGrp.removeFile(fileToRemove);
                ArrayList<PhysicalSubDiv> physicalSubDivsToRemove = new ArrayList<>();
                // remove file from mets:mets/mets:structMap[@TYPE='PHYSICAL']
                for (PhysicalSubDiv physicalSubDiv : divContainer.getChildren()) {
                    ArrayList<Fptr> fptrsToRemove = new ArrayList<>();
                    for (Fptr fptr : physicalSubDiv.getChildren()) {
                        if (fptr.getFileId().equals(fileToRemove.getId())) {
                            if (fileGrp.getUse().equals(FileGrp.USE_MASTER)) {
                                physicalSubDivsToRemove.add(physicalSubDiv);
                            } else {
                                fptrsToRemove.add(fptr);
                            }
                        }
                    }
                    for (Fptr fptrToRemove : fptrsToRemove) {
                        LOGGER.warn(String.format(Locale.ROOT, "remove fptr \"%s\" from mets.xml of \"%s\"", fptrToRemove.getFileId(), file.getOwner()));
                        physicalSubDiv.remove(fptrToRemove);
                    }
                }
                for (PhysicalSubDiv physicalSubDivToRemove : physicalSubDivsToRemove) {
                    // remove links in mets:structLink section
                    List<SmLink> list = modifiedMets.getStructLink().getSmLinkByTo(physicalSubDivToRemove.getId());
                    LogicalStructMap logicalStructMap = (LogicalStructMap) modifiedMets.getStructMap(LogicalStructMap.TYPE);
                    for (SmLink linkToRemove : list) {
                        LOGGER.warn(String.format(Locale.ROOT, "remove smLink from \"%s\" to \"%s\"", linkToRemove.getFrom(), linkToRemove.getTo()));
                        modifiedMets.getStructLink().removeSmLink(linkToRemove);
                        // modify logical struct Map
                        String logID = linkToRemove.getFrom();
                        // the deleted file was not directly assigned to a structure
                        if (logicalStructMap.getDivContainer().getId().equals(logID)) {
                            continue;
                        }
                        LogicalDiv logicalDiv = logicalStructMap.getDivContainer().getLogicalSubDiv(logID);
                        if (logicalDiv == null) {
                            LOGGER.error("Could not find {} with id {}", LogicalDiv.class.getSimpleName(), logID);
                            LOGGER.error("Mets document remains unchanged");
                            return mets;
                        }
                        // there are still files for this logical sub div, nothing to do
                        if (modifiedMets.getStructLink().getSmLinkByFrom(logicalDiv.getId()).size() > 0) {
                            continue;
                        }
                        // the logical div has other divs included, nothing to do
                        if (logicalDiv.getChildren().size() > 0) {
                            continue;
                        }
                        /*
                             * the log div might be in a hierarchy of divs, which may now be empty
                             * (only containing empty directories), if so the parent of the log div
                             * must be deleted
                             * */
                        handleParents(logicalDiv, modifiedMets);
                        logicalStructMap.getDivContainer().remove(logicalDiv);
                    }
                    divContainer.remove(physicalSubDivToRemove);
                }
            }
        }
    } catch (Exception ex) {
        LOGGER.error("Error occured while removing file {} from the existing mets file", file, ex);
        return null;
    }
    return modifiedMets.asDocument();
}

Example 3 with Mets

use of org.mycore.mets.model.Mets in project mycore by MyCoRe-Org.

the class MCRMetsSave method updateOnImageFile.

private static void updateOnImageFile(Document mets, String fileId, String path) {
    LOGGER.debug("FILE is a image!");
    // check if custom files are present and save the ids
    String[] customFileGroups = { MCRMetsFileUse.TRANSCRIPTION.toString(), MCRMetsFileUse.ALTO.toString(), MCRMetsFileUse.TRANSLATION.toString() };
    // add to structMap physical
    PhysicalSubDiv div = new PhysicalSubDiv(PhysicalSubDiv.ID_PREFIX + fileId, PhysicalSubDiv.TYPE_PAGE);
    div.add(new Fptr(fileId));
    Arrays.stream(customFileGroups).map(customFileGroup -> searchFileInGroup(mets, path, customFileGroup)).filter(Objects::nonNull).map(Fptr::new).forEach(div::add);
    // actually alter the mets document
    Element structMapPhys = getPhysicalStructmap(mets);
    structMapPhys.addContent(div.asElement());
    // add to structLink
    SmLink smLink = getDefaultSmLink(mets, div);
    Element structLink = getStructLink(mets);
    structLink.addContent(smLink.asElement());
}

Example 4 with Mets

use of org.mycore.mets.model.Mets in project mycore by MyCoRe-Org.

the class MCRDFGLinkServlet method getOrderNumber.

private static int getOrderNumber(Document metsDoc, String fileHref) {
    int orderNumber = -1;
    String fileID = null;
    try {
        Mets mets = new Mets(metsDoc);
        List<FileGrp> fileGroups = mets.getFileSec().getFileGroups();
        for (FileGrp fileGrp : fileGroups) {
            List<File> fileList = fileGrp.getFileList();
            for (File file : fileList) {
                FLocat fLocat = file.getFLocat();
                if (fLocat.getHref().equals(MCRXMLFunctions.encodeURIPath(fileHref)))
                    fileID = file.getId();
            }
        }
        if (fileID != null) {
            PhysicalStructMap structMap = (PhysicalStructMap) mets.getStructMap(PhysicalStructMap.TYPE);
            PhysicalDiv rootDiv = structMap.getDivContainer();
            List<PhysicalSubDiv> children = rootDiv.getChildren();
            for (int index = 0; index < children.size(); index++) {
                PhysicalSubDiv physicalSubDiv = children.get(index);
                List<Fptr> fptrList = physicalSubDiv.getChildren();
                for (Fptr fptr : fptrList) {
                    if (fptr.getFileId().equals(fileID))
                        orderNumber = index + 1;
                }
            }
        }
    } catch (Exception e) {
        throw new MCRPersistenceException("could not parse mets.xml", e);
    }
    return orderNumber;
}

Example 5 with Mets

use of org.mycore.mets.model.Mets in project mycore by MyCoRe-Org.

the class MCRXMLSimpleModelConverter method fromXML.

/**
 * Converts a Document to MetsSimpleModel
 *
 * @param metsDocument the Document which should be converted
 * @return the converted MetsSimpleModel
 * @throws Exception if new Mets(metsDocument) throws exception
 */
public static MCRMetsSimpleModel fromXML(Document metsDocument) throws Exception {
    Mets mets = new Mets(metsDocument);
    MCRMetsSimpleModel msm = new MCRMetsSimpleModel();
    Map<String, MCRMetsPage> idPageMap = new Hashtable<>();
    Map<String, MCRMetsFile> idFileMap = buildidFileMap(mets);
    List<MCRMetsPage> metsPageList = buildPageList(mets, idPageMap, idFileMap);
    msm.getMetsPageList().addAll(metsPageList);
    Map<String, MCRMetsSection> idSectionMap = new Hashtable<>();
    MCRMetsSection rootMetsSection = buidRootSection(mets, idSectionMap, idFileMap);
    msm.setRootSection(rootMetsSection);
    linkPages(mets, idSectionMap, idPageMap, msm);
    return msm;
}