123 lines
3.7 KiB
Java
123 lines
3.7 KiB
Java
package org.librecms.assets;
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import com.arsdigita.cms.ContentItem;
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import com.arsdigita.cms.contentassets.Note;
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import com.arsdigita.persistence.DataCollection;
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import com.arsdigita.persistence.DataObject;
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import com.arsdigita.util.UncheckedWrapperException;
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import com.arsdigita.web.WebConfig;
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import com.fasterxml.jackson.core.JsonEncoding;
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import com.fasterxml.jackson.core.JsonFactory;
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import com.fasterxml.jackson.core.JsonGenerator;
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import org.libreccm.export.AbstractDomainObjectsExporter;
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import org.libreccm.export.IdSequence;
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import org.librecms.contentsection.AbstractAttachmentListsExporter;
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import java.io.File;
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import java.io.IOException;
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import java.nio.charset.StandardCharsets;
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import java.nio.file.Path;
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import java.util.ArrayList;
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import java.util.List;
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import java.util.UUID;
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/**
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*
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* @author <a href="mailto:jens.pelzetter@googlemail.com">Jens Pelzetter</a>
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*/
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public class SideNoteAttachmentsExporter
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extends AbstractDomainObjectsExporter<ContentItem>{
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@Override
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public Class<ContentItem> exportsType() {
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return ContentItem.class;
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}
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@Override
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public String exportsBaseDataObjectType() {
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return ContentItem.BASE_DATA_OBJECT_TYPE;
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}
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@Override
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public String convertsToType() {
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return "org.librecms.contentsection.ItemAttachment";
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}
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@Override
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protected boolean includeSubTypes() {
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return true;
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}
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@Override
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protected List<String> exportDomainObject(final ContentItem item,
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final Path targetDir) {
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final String listUuid = AbstractAttachmentListsExporter
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.generateListUuid(item, "notes");
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final List<String> attachmentsUuids = new ArrayList<>();
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final DataCollection noteAttachments = Note.getNotes(item);
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long sortKey = 0;
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while(noteAttachments.next()) {
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sortKey++;
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final String uuid = exportNoteAttachment(
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noteAttachments.getDataObject(),
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listUuid,
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sortKey,
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targetDir);
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}
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return attachmentsUuids;
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}
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private String exportNoteAttachment(final DataObject dataObj,
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final String listUuid,
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final long sortKey,
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final Path targetDir) {
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final Note note = new Note(dataObj);
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final String noteUuid = generateUuid(note);
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final byte[] uuidSource = String.format(
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"%s/notes/%s",
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WebConfig.getInstanceOf().getSiteName(),
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note.getOID().toString())
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.getBytes(StandardCharsets.UTF_8);
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final String uuid = UUID.nameUUIDFromBytes(uuidSource).toString();
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final Path targetFilePath = generateTargetFilePath(targetDir, uuid);
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final File targetFile = targetFilePath.toFile();
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final JsonFactory jsonFactory = new JsonFactory();
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try (JsonGenerator jsonGenerator = jsonFactory
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.createGenerator(targetFile, JsonEncoding.UTF8)) {
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jsonGenerator.writeStartObject();
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jsonGenerator.writeNumberField("attachmentId",
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IdSequence.getInstance().nextId());
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jsonGenerator.writeStringField("uuid", uuid);
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jsonGenerator.writeStringField("attachmentList", listUuid);
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jsonGenerator.writeStringField("asset", noteUuid);
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jsonGenerator.writeNumberField("sortKey", sortKey);
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jsonGenerator.writeEndObject();
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} catch(IOException ex) {
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throw new UncheckedWrapperException(ex);
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}
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return noteUuid;
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}
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}
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