001/*
002 * (C) Copyright 2006-2012 Nuxeo SA (http://nuxeo.com/) and others.
003 *
004 * Licensed under the Apache License, Version 2.0 (the "License");
005 * you may not use this file except in compliance with the License.
006 * You may obtain a copy of the License at
007 *
008 *     http://www.apache.org/licenses/LICENSE-2.0
009 *
010 * Unless required by applicable law or agreed to in writing, software
011 * distributed under the License is distributed on an "AS IS" BASIS,
012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 * See the License for the specific language governing permissions and
014 * limitations under the License.
015 *
016 * Contributors:
017 *     <a href="mailto:tdelprat@nuxeo.com">Tiry</a>
018 *     <a href="mailto:tmartins@nuxeo.com">Thierry Martins</a>
019 */
020
021package org.nuxeo.ecm.quota.size;
022
023import static org.nuxeo.ecm.quota.size.QuotaAwareDocument.DOCUMENTS_SIZE_STATISTICS_FACET;
024
025import org.nuxeo.ecm.core.api.DocumentModel;
026import org.nuxeo.ecm.core.api.adapter.DocumentAdapterFactory;
027import org.nuxeo.ecm.quota.QuotaUtils;
028
029/**
030 * Simple factory for {@link QuotaAwareDocument} document model adapter
031 *
032 * @author <a href="mailto:tdelprat@nuxeo.com">Tiry</a>
033 * @since 5.6
034 */
035public class QuotaAwareDocumentFactory implements DocumentAdapterFactory {
036
037    public static QuotaAware make(DocumentModel doc) {
038        if (!doc.hasFacet(DOCUMENTS_SIZE_STATISTICS_FACET)) {
039            doc.addFacet(DOCUMENTS_SIZE_STATISTICS_FACET);
040        }
041        return new QuotaAwareDocument(doc);
042    }
043
044    public static void unmake(DocumentModel doc) {
045        if (doc.hasFacet(DOCUMENTS_SIZE_STATISTICS_FACET)) {
046            new QuotaAwareDocument(doc).resetInfos();
047            saveDocument(doc); // first save to flush the reset
048            doc.removeFacet(DOCUMENTS_SIZE_STATISTICS_FACET);
049            saveDocument(doc); // second save to flush facet removal
050        }
051    }
052
053    protected static DocumentModel saveDocument(DocumentModel doc) {
054        doc.putContextData(DocumentsSizeUpdater.DISABLE_QUOTA_CHECK_LISTENER, Boolean.TRUE);
055        // set flags to disable listeners
056        QuotaUtils.disableListeners(doc);
057        DocumentModel origDoc = doc;
058        doc = doc.getCoreSession().saveDocument(doc);
059        // remove flags as they could be kept in the document for a long time otherwise
060        QuotaUtils.clearContextData(doc);
061        // also remove flags from original doc, which the caller still references
062        QuotaUtils.clearContextData(origDoc);
063        return doc;
064    }
065
066    @Override
067    public Object getAdapter(DocumentModel doc, Class<?> adapter) {
068        if (doc.hasFacet(DOCUMENTS_SIZE_STATISTICS_FACET)) {
069            return adapter.cast(new QuotaAwareDocument(doc));
070        }
071        return null;
072    }
073}