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https://bitbucket.org/wisemapping/wisemapping-open-source.git
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287 lines
11 KiB
Java
287 lines
11 KiB
Java
/*
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* Copyright [2015] [wisemapping]
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*
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* Licensed under WiseMapping Public License, Version 1.0 (the "License").
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* It is basically the Apache License, Version 2.0 (the "License") plus the
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* "powered by wisemapping" text requirement on every single page;
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the license at
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*
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* http://www.wisemapping.org/license
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.wisemapping.dao;
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import com.wisemapping.model.*;
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import com.wisemapping.util.ZipUtils;
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import org.hibernate.Criteria;
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import org.hibernate.criterion.Junction;
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import org.hibernate.criterion.Order;
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import org.hibernate.criterion.Restrictions;
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import org.hibernate.criterion.SimpleExpression;
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import org.jetbrains.annotations.NotNull;
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import org.jetbrains.annotations.Nullable;
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import org.springframework.orm.hibernate5.HibernateTemplate;
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import org.springframework.orm.hibernate5.support.HibernateDaoSupport;
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import javax.persistence.Query;
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import java.io.IOException;
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import java.util.Calendar;
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import java.util.List;
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public class MindmapManagerImpl
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extends HibernateDaoSupport
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implements MindmapManager {
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@Override
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public Collaborator findCollaborator(@NotNull final String email) {
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final Collaborator collaborator;
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Query query = currentSession().createQuery("from com.wisemapping.model.Collaborator collaborator where email=:email");
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query.setParameter("email", email);
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final List<Collaborator> collaborators = query.getResultList();
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if (collaborators != null && !collaborators.isEmpty()) {
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assert collaborators.size() == 1 : "More than one user with the same email!";
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collaborator = collaborators.get(0);
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} else {
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collaborator = null;
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}
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return collaborator;
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}
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@Override
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public List<Mindmap> search(MindMapCriteria criteria) {
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return search(criteria, -1);
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}
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@Override
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public List<MindMapHistory> getHistoryFrom(int mindmapId) {
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final Criteria hibernateCriteria = currentSession().createCriteria(MindMapHistory.class);
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hibernateCriteria.add(Restrictions.eq("mindmapId", mindmapId));
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hibernateCriteria.addOrder(Order.desc("creationTime"));
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// This line throws errors in some environments, so getting all history and taking firsts 10 records
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hibernateCriteria.setMaxResults(30);
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return hibernateCriteria.list();
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}
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@Override
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public MindMapHistory getHistory(int historyId) {
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return getHibernateTemplate().get(MindMapHistory.class, historyId);
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}
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@Override
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public void updateCollaboration(@NotNull Collaboration collaboration) {
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getHibernateTemplate().save(collaboration);
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}
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@Override
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public void purgeHistory(int mapId) throws IOException {
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final Criteria hibernateCriteria = currentSession().createCriteria(MindMapHistory.class);
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hibernateCriteria.add(Restrictions.eq("mindmapId", mapId));
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hibernateCriteria.addOrder(Order.desc("creationTime"));
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final List<MindMapHistory> historyList = hibernateCriteria.list();
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final Mindmap mindmap = this.getMindmapById(mapId);
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if (mindmap != null) {
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final Calendar yearAgo = Calendar.getInstance();
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yearAgo.add(Calendar.MONTH, -12);
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// If the map has not been modified in the last months, it means that I don't need to keep all the history ...
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int max = mindmap.getLastModificationTime().before(yearAgo) ? 10 : 25;
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final HibernateTemplate hibernateTemplate = getHibernateTemplate();
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for (MindMapHistory history : historyList) {
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byte[] zippedXml = history.getZippedXml();
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if (new String(zippedXml).startsWith("<map")) {
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history.setZippedXml(ZipUtils.bytesToZip(zippedXml));
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hibernateTemplate.update(history);
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}
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}
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if (historyList.size() > max) {
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for (int i = max; i < historyList.size(); i++) {
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hibernateTemplate.delete(historyList.get(i));
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}
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}
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}
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}
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@Override
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public List<Mindmap> findMindmapByUser(@NotNull User user) {
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final Mindmap collaborator;
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final Query query = currentSession()
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.createQuery("from com.wisemapping.model.Mindmap m where m.id in (select c.mindMap.id from com.wisemapping.model.Collaboration as c where c.collaborator.id=:collabId )");
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query.setParameter("collabId", user.getId());
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return query.getResultList();
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}
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@Override
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public List<Mindmap> search(MindMapCriteria criteria, int maxResult) {
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final Criteria hibernateCriteria = currentSession().createCriteria(Mindmap.class);
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//always search public maps
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hibernateCriteria.add(Restrictions.like("public", Boolean.TRUE));
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if (criteria != null) {
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final Junction junction;
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if (criteria.isOrCriteria()) {
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junction = Restrictions.disjunction();
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} else {
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junction = Restrictions.conjunction();
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}
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if (criteria.getTitle() != null && criteria.getTitle().length() > 0) {
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final SimpleExpression titleRestriction = Restrictions.like("title", "%" + criteria.getTitle() + "%");
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junction.add(titleRestriction);
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}
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if (criteria.getDescription() != null && criteria.getDescription().length() > 0) {
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final SimpleExpression descriptionRestriction = Restrictions.like("description", "%" + criteria.getDescription() + "%");
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junction.add(descriptionRestriction);
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}
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if (criteria.getTags().size() > 0) {
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for (String tag : criteria.getTags()) {
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final SimpleExpression tagRestriction = Restrictions.like("tags", "%" + tag + "%");
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junction.add(tagRestriction);
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}
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}
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hibernateCriteria.add(junction);
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}
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return hibernateCriteria.list();
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}
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@Override
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public Collaborator findCollaborator(int id) {
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return getHibernateTemplate().get(Collaborator.class, id);
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}
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@Override
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public List<Collaboration> findCollaboration(final int collaboratorId) {
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Query query = currentSession().createQuery("from com.wisemapping.model.Collaboration c where c.collaborator.id=:collaboratorId");
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query.setParameter("collaboratorId", collaboratorId);
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return query.getResultList();
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}
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@Override
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public List<Collaboration> findCollaboration(final CollaborationRole collaborationRole) {
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Query query = currentSession().createQuery("from com.wisemapping.model.Collaboration c where c.role=:roleId");
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query.setParameter("roleId", collaborationRole.ordinal());
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return query.getResultList();
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}
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@Override
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public Collaboration findCollaboration(final int mindmapId, final User user) {
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final Collaboration result;
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Query query = currentSession().createQuery("from com.wisemapping.model.Collaboration c where c.mindMap.id=:mindmapId and c.id=:collaboratorId");
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query.setParameter("mindmapId", mindmapId);
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query.setParameter("collaboratorId", user.getId());
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final List<Collaboration> mindMaps = query.getResultList();
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if (mindMaps != null && !mindMaps.isEmpty()) {
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result = mindMaps.get(0);
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} else {
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result = null;
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}
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return result;
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}
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@Override
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public void addCollaborator(@NotNull Collaborator collaborator) {
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assert collaborator != null : "ADD MINDMAP COLLABORATOR: Collaborator is required!";
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getHibernateTemplate().save(collaborator);
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}
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@Override
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public void removeCollaboration(Collaboration collaboration) {
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getHibernateTemplate().delete(collaboration);
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}
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@Override
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public void removeCollaborator(@NotNull Collaborator collaborator) {
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getHibernateTemplate().delete(collaborator);
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}
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@Override
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@SuppressWarnings("unchecked")
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public List<Mindmap> getAllMindmaps() {
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return currentSession().createQuery("from com.wisemapping.model.Mindmap wisemapping").list();
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}
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@Override
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@Nullable
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public Mindmap getMindmapById(int id) {
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return getHibernateTemplate().get(Mindmap.class, id);
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}
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@Override
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public Mindmap getMindmapByTitle(final String title, final User user) {
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final Mindmap result;
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Query query = currentSession().createQuery("from com.wisemapping.model.Mindmap wisemapping where title=:title and creator=:creator");
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query.setParameter("title", title);
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query.setParameter("creator", user);
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List<Mindmap> mindMaps = query.getResultList();
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if (mindMaps != null && !mindMaps.isEmpty()) {
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result = mindMaps.get(0);
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} else {
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result = null;
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}
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return result;
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}
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@Override
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public void addMindmap(User user, Mindmap mindMap) {
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saveMindmap(mindMap);
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}
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@Override
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public void saveMindmap(Mindmap mindMap) {
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assert mindMap != null : "Save Mindmap: Mindmap is required!";
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currentSession().save(mindMap);
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}
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@Override
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public void updateMindmap(@NotNull Mindmap mindMap, boolean saveHistory) {
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assert mindMap != null : "Save Mindmap: Mindmap is required!";
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getHibernateTemplate().saveOrUpdate(mindMap);
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if (saveHistory) {
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saveHistory(mindMap);
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}
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}
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@Override
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public void removeMindmap(@NotNull final Mindmap mindMap) {
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// Delete history first ...
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final Criteria hibernateCriteria = currentSession().createCriteria(MindMapHistory.class);
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hibernateCriteria.add(Restrictions.eq("mindmapId", mindMap.getId()));
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List list = hibernateCriteria.list();
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getHibernateTemplate().deleteAll(list);
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// Delete mindmap ....
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getHibernateTemplate().delete(mindMap);
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}
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private void saveHistory(@NotNull final Mindmap mindMap) {
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final MindMapHistory history = new MindMapHistory();
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history.setZippedXml(mindMap.getZippedXml());
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history.setCreationTime(Calendar.getInstance());
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history.setEditor(mindMap.getLastEditor());
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history.setMindmapId(mindMap.getId());
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getHibernateTemplate().saveOrUpdate(history);
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}
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}
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