Examples with XWikiContext com.xpn.xwiki.XWikiContext used on opensource projects

Example 46 with XWikiContext

use of com.xpn.xwiki.XWikiContext in project xwiki-platform by xwiki.

the class R40000XWIKI6990DataMigration method hibernateMigrate.

@Override
public void hibernateMigrate() throws DataMigrationException, XWikiException {
    final Map<Long, Long> docs = new HashMap<Long, Long>();
    final List<String> customMappedClasses = new ArrayList<String>();
    final Map<Long, Long> objs = new HashMap<Long, Long>();
    final Queue<Map<Long, Long>> stats = new LinkedList<Map<Long, Long>>();
    // Get ids conversion list
    getStore().executeRead(getXWikiContext(), new HibernateCallback<Object>() {

        private void fillDocumentIdConversion(Session session, Map<Long, Long> map) {
            String database = getXWikiContext().getWikiId();
            @SuppressWarnings("unchecked") List<Object[]> results = session.createQuery("select doc.id, doc.space, doc.name, doc.defaultLanguage, doc.language from " + XWikiDocument.class.getName() + " as doc").list();
            for (Object[] result : results) {
                long oldId = (Long) result[0];
                String space = (String) result[1];
                String name = (String) result[2];
                String defaultLanguage = (String) result[3];
                String language = (String) result[4];
                // Use a real document, since we need the language to be appended.
                // TODO: Change this when the locale is integrated
                XWikiDocument doc = new XWikiDocument(new DocumentReference(database, space, name));
                doc.setDefaultLanguage(defaultLanguage);
                doc.setLanguage(language);
                long newId = doc.getId();
                if (oldId != newId) {
                    map.put(oldId, newId);
                }
            }
            logProgress("Retrieved %d document IDs to be converted.", map.size());
        }

        private void fillObjectIdConversion(Session session, Map<Long, Long> map) {
            @SuppressWarnings("unchecked") List<Object[]> results = session.createQuery("select obj.id, obj.name, obj.className, obj.number from " + BaseObject.class.getName() + " as obj").list();
            for (Object[] result : results) {
                long oldId = (Long) result[0];
                String docName = (String) result[1];
                String className = (String) result[2];
                Integer number = (Integer) result[3];
                BaseObjectReference objRef = new BaseObjectReference(R40000XWIKI6990DataMigration.this.resolver.resolve(className), number, R40000XWIKI6990DataMigration.this.resolver.resolve(docName));
                long newId = Util.getHash(R40000XWIKI6990DataMigration.this.serializer.serialize(objRef));
                if (oldId != newId) {
                    map.put(oldId, newId);
                }
            }
            logProgress("Retrieved %d object IDs to be converted.", map.size());
        }

        private void fillCustomMappingMap(XWikiHibernateStore store, XWikiContext context) throws XWikiException {
            processCustomMappings(store, new CustomMappingCallback() {

                @Override
                public void processCustomMapping(XWikiHibernateStore store, String name, String mapping, boolean hasDynamicMapping) throws XWikiException {
                    if (INTERNAL.equals(mapping) || hasDynamicMapping) {
                        customMappedClasses.add(name);
                    }
                }
            }, context);
            logProgress("Retrieved %d custom mapped classes to be processed.", customMappedClasses.size());
        }

        private void fillStatsConversionMap(Session session, Class<?> klass, Map<Long, Long> map) {
            @SuppressWarnings("unchecked") List<Object[]> results = session.createQuery("select stats.id, stats.name, stats.number from " + klass.getName() + " as stats").list();
            for (Object[] result : results) {
                long oldId = (Long) result[0];
                String statsName = (String) result[1];
                Integer number = (Integer) result[2];
                // Do not try to convert broken records which would cause duplicated ids
                if (statsName != null && !statsName.startsWith(".") && !statsName.endsWith(".")) {
                    long newId = R40000XWIKI6990DataMigration.this.statsIdComputer.getId(statsName, number);
                    if (oldId != newId) {
                        map.put(oldId, newId);
                    }
                } else {
                    R40000XWIKI6990DataMigration.this.logger.debug("Skipping invalid statistical entry [{}] with name [{}]", oldId, statsName);
                }
            }
            String klassName = klass.getName().substring(klass.getName().lastIndexOf('.') + 1);
            logProgress("Retrieved %d %s statistics IDs to be converted.", map.size(), klassName.substring(0, klassName.length() - 5).toLowerCase());
        }

        @Override
        public Object doInHibernate(Session session) throws XWikiException {
            try {
                fillDocumentIdConversion(session, docs);
                fillObjectIdConversion(session, objs);
                // Retrieve custom mapped classes
                if (getStore() instanceof XWikiHibernateStore) {
                    fillCustomMappingMap((XWikiHibernateStore) getStore(), getXWikiContext());
                }
                // Retrieve statistics ID conversion
                for (Class<?> statsClass : STATS_CLASSES) {
                    Map<Long, Long> map = new HashMap<Long, Long>();
                    fillStatsConversionMap(session, statsClass, map);
                    stats.add(map);
                }
                session.clear();
            } catch (Exception e) {
                throw new XWikiException(XWikiException.MODULE_XWIKI_STORE, XWikiException.ERROR_XWIKI_STORE_MIGRATION, getName() + " migration failed", e);
            }
            return null;
        }
    });
    // Cache the configuration and the dialect
    this.configuration = getStore().getConfiguration();
    this.dialect = this.configuration.buildSettings().getDialect();
    // Check configuration for safe mode
    /* True if migration should use safe but slower non-bulk native updates. */
    boolean useSafeUpdates = "1".equals(getXWikiContext().getWiki().Param("xwiki.store.migration." + this.getName() + ".safemode", "0"));
    // Use safe mode if the database has no temporary table supported by hibernate
    useSafeUpdates = useSafeUpdates || !this.configuration.buildSettings().getDialect().supportsTemporaryTables();
    // Proceed to document id conversion
    if (!docs.isEmpty()) {
        if (!useSafeUpdates) {
            // Pair table,key for table that need manual updates
            final List<String[]> tableToProcess = new ArrayList<String[]>();
            for (Class<?> docClass : DOC_CLASSES) {
                tableToProcess.addAll(getAllTableToProcess(docClass.getName()));
            }
            for (Class<?> docClass : DOCLINK_CLASSES) {
                tableToProcess.addAll(getAllTableToProcess(docClass.getName(), "docId"));
            }
            logProgress("Converting %d document IDs in %d tables...", docs.size(), tableToProcess.size());
            final long[] times = new long[tableToProcess.size() + 1];
            try {
                getStore().executeWrite(getXWikiContext(), new AbstractBulkIdConversionHibernateCallback() {

                    @Override
                    public void doBulkIdUpdate() {
                        times[this.timer++] += insertIdUpdates(docs);
                        for (String[] table : tableToProcess) {
                            times[this.timer++] += executeSqlIdUpdate(table[0], table[1]);
                        }
                    }
                });
            } catch (Exception e) {
                throw new XWikiException(XWikiException.MODULE_XWIKI_STORE, XWikiException.ERROR_XWIKI_STORE_MIGRATION, getName() + " migration failed", e);
            }
            if (this.logger.isDebugEnabled()) {
                int timer = 0;
                this.logger.debug("Time elapsed for inserts: {} ms", times[timer++] / 1000000);
                for (String[] table : tableToProcess) {
                    this.logger.debug("Time elapsed for {} table: {} ms", table[0], times[timer++] / 1000000);
                }
            }
        } else {
            final List<String[]> docsColl = new ArrayList<String[]>();
            for (Class<?> docClass : DOC_CLASSES) {
                docsColl.addAll(getCollectionProperties(getClassMapping(docClass.getName())));
            }
            for (Class<?> docClass : DOCLINK_CLASSES) {
                docsColl.addAll(getCollectionProperties(getClassMapping(docClass.getName())));
            }
            logProgress("Converting %d document IDs in %d tables and %d collection tables...", docs.size(), DOC_CLASSES.length + DOCLINK_CLASSES.length, docsColl.size());
            final long[] times = new long[DOC_CLASSES.length + DOCLINK_CLASSES.length + docsColl.size()];
            convertDbId(docs, new AbstractIdConversionHibernateCallback() {

                @Override
                public void doSingleUpdate() {
                    for (String[] coll : docsColl) {
                        times[this.timer++] += executeSqlIdUpdate(coll[0], coll[1]);
                    }
                    for (Class<?> doclinkClass : DOCLINK_CLASSES) {
                        times[this.timer++] += executeIdUpdate(doclinkClass, DOCID);
                    }
                    times[this.timer++] += executeIdUpdate(XWikiLink.class, DOCID);
                    times[this.timer++] += executeIdUpdate(XWikiRCSNodeInfo.class, ID + '.' + DOCID);
                    times[this.timer++] += executeIdUpdate(XWikiDocument.class, ID);
                }
            });
            if (this.logger.isDebugEnabled()) {
                int timer = 0;
                for (String[] coll : docsColl) {
                    this.logger.debug("Time elapsed for {} collection: {} ms", coll[0], times[timer++] / 1000000);
                }
                for (Class<?> doclinkClass : DOCLINK_CLASSES) {
                    this.logger.debug("Time elapsed for {} class: {} ms", doclinkClass.getName(), times[timer++] / 1000000);
                }
                this.logger.debug("Time elapsed for {} class: {} ms", XWikiRCSNodeInfo.class.getName(), times[timer++] / 1000000);
                this.logger.debug("Time elapsed for {} class: {} ms", XWikiDocument.class.getName(), times[timer++] / 1000000);
            }
        }
        logProgress("All document IDs has been converted successfully.");
    } else {
        logProgress("No document IDs to convert, skipping.");
    }
    // Proceed to object id conversion
    if (!objs.isEmpty()) {
        if (!useSafeUpdates) {
            // Pair table,key for table that need manual updates
            final List<String[]> tableToProcess = new ArrayList<String[]>();
            PersistentClass objklass = getClassMapping(BaseObject.class.getName());
            tableToProcess.addAll(getCollectionProperties(objklass));
            for (Class<?> propertyClass : PROPERTY_CLASS) {
                tableToProcess.addAll(getAllTableToProcess(propertyClass.getName()));
            }
            for (String customClass : customMappedClasses) {
                tableToProcess.addAll(getAllTableToProcess(customClass));
            }
            tableToProcess.add(new String[] { objklass.getTable().getName(), getKeyColumnName(objklass) });
            logProgress("Converting %d object IDs in %d tables...", objs.size(), tableToProcess.size());
            final long[] times = new long[tableToProcess.size() + 1];
            try {
                getStore().executeWrite(getXWikiContext(), new AbstractBulkIdConversionHibernateCallback() {

                    @Override
                    public void doBulkIdUpdate() {
                        times[this.timer++] += insertIdUpdates(objs);
                        for (String[] table : tableToProcess) {
                            times[this.timer++] += executeSqlIdUpdate(table[0], table[1]);
                        }
                    }
                });
            } catch (Exception e) {
                throw new XWikiException(XWikiException.MODULE_XWIKI_STORE, XWikiException.ERROR_XWIKI_STORE_MIGRATION, getName() + " migration failed", e);
            }
            if (this.logger.isDebugEnabled()) {
                int timer = 0;
                this.logger.debug("Time elapsed for inserts: {} ms", times[timer++] / 1000000);
                for (String[] table : tableToProcess) {
                    this.logger.debug("Time elapsed for {} table: {} ms", table[0], times[timer++] / 1000000);
                }
            }
        } else {
            // Name of classes that need manual updates
            final List<String> classToProcess = new ArrayList<String>();
            // Name of custom classes that need manual updates
            final List<String> customClassToProcess = new ArrayList<String>();
            // Pair table,key for collection table that need manual updates
            final List<String[]> objsColl = new ArrayList<String[]>();
            objsColl.addAll(getCollectionProperties(getClassMapping(BaseObject.class.getName())));
            for (Class<?> propertyClass : PROPERTY_CLASS) {
                String className = propertyClass.getName();
                PersistentClass klass = getClassMapping(className);
                // Add collection table that will not be updated by cascaded updates
                objsColl.addAll(getCollectionProperties(klass));
                // Skip classes that will be updated by cascaded updates
                if (!this.fkTables.contains(klass.getTable())) {
                    classToProcess.add(className);
                }
            }
            for (String customClass : customMappedClasses) {
                PersistentClass klass = getClassMapping(customClass);
                // Add collection table that will not be updated by cascaded updates
                objsColl.addAll(getCollectionProperties(klass));
                // Skip classes that will be updated by cascaded updates
                if (!this.fkTables.contains(klass.getTable())) {
                    customClassToProcess.add(customClass);
                }
            }
            logProgress("Converting %d object IDs in %d tables, %d custom mapped tables and %d collection tables...", objs.size(), classToProcess.size() + 1, customClassToProcess.size(), objsColl.size());
            final long[] times = new long[classToProcess.size() + 1 + customClassToProcess.size() + objsColl.size()];
            convertDbId(objs, new AbstractIdConversionHibernateCallback() {

                @Override
                public void doSingleUpdate() {
                    for (String[] coll : objsColl) {
                        times[this.timer++] += executeSqlIdUpdate(coll[0], coll[1]);
                    }
                    for (String customMappedClass : customClassToProcess) {
                        times[this.timer++] += executeIdUpdate(customMappedClass, ID);
                    }
                    for (String propertyClass : classToProcess) {
                        times[this.timer++] += executeIdUpdate(propertyClass, IDID);
                    }
                    times[this.timer++] += executeIdUpdate(BaseObject.class, ID);
                }
            });
            if (this.logger.isDebugEnabled()) {
                int timer = 0;
                for (String[] coll : objsColl) {
                    this.logger.debug("Time elapsed for {} collection: {} ms", coll[0], times[timer++] / 1000000);
                }
                for (String customMappedClass : customClassToProcess) {
                    this.logger.debug("Time elapsed for {} custom table: {} ms", customMappedClass, times[timer++] / 1000000);
                }
                for (String propertyClass : classToProcess) {
                    this.logger.debug("Time elapsed for {} property table: {} ms", propertyClass, times[timer++] / 1000000);
                }
                this.logger.debug("Time elapsed for {} class: {} ms", BaseObject.class.getName(), times[timer++] / 1000000);
            }
        }
        logProgress("All object IDs has been converted successfully.");
    } else {
        logProgress("No object IDs to convert, skipping.");
    }
    // Proceed to statistics id conversions
    for (final Class<?> statsClass : STATS_CLASSES) {
        Map<Long, Long> map = stats.poll();
        String klassName = statsClass.getName().substring(statsClass.getName().lastIndexOf('.') + 1);
        klassName = klassName.substring(0, klassName.length() - 5).toLowerCase();
        if (!map.isEmpty()) {
            if (!useSafeUpdates) {
                final List<String[]> tableToProcess = new ArrayList<String[]>();
                final Map<Long, Long> statids = map;
                PersistentClass statklass = getClassMapping(statsClass.getName());
                tableToProcess.addAll(getCollectionProperties(statklass));
                tableToProcess.add(new String[] { statklass.getTable().getName(), getKeyColumnName(statklass) });
                logProgress("Converting %d %s statistics IDs in %d tables...", map.size(), klassName, tableToProcess.size());
                final long[] times = new long[tableToProcess.size() + 1];
                try {
                    getStore().executeWrite(getXWikiContext(), new AbstractBulkIdConversionHibernateCallback() {

                        @Override
                        public void doBulkIdUpdate() {
                            times[this.timer++] += insertIdUpdates(statids);
                            for (String[] table : tableToProcess) {
                                times[this.timer++] += executeSqlIdUpdate(table[0], table[1]);
                            }
                        }
                    });
                } catch (Exception e) {
                    throw new XWikiException(XWikiException.MODULE_XWIKI_STORE, XWikiException.ERROR_XWIKI_STORE_MIGRATION, getName() + " migration failed", e);
                }
                if (this.logger.isDebugEnabled()) {
                    int timer = 0;
                    this.logger.debug("Time elapsed for inserts: {} ms", times[timer++] / 1000000);
                    for (String[] table : tableToProcess) {
                        this.logger.debug("Time elapsed for {} table: {} ms", table[0], times[timer++] / 1000000);
                    }
                }
            } else {
                final List<String[]> statsColl = new ArrayList<String[]>();
                statsColl.addAll(getCollectionProperties(getClassMapping(statsClass.getName())));
                logProgress("Converting %d %s statistics IDs in 1 tables and %d collection tables...", map.size(), klassName, statsColl.size());
                final long[] times = new long[statsColl.size() + 1];
                convertDbId(map, new AbstractIdConversionHibernateCallback() {

                    @Override
                    public void doSingleUpdate() {
                        for (String[] coll : statsColl) {
                            times[this.timer++] += executeSqlIdUpdate(coll[0], coll[1]);
                        }
                        times[this.timer++] += executeIdUpdate(statsClass, ID);
                    }
                });
                if (this.logger.isDebugEnabled()) {
                    int timer = 0;
                    for (String[] coll : statsColl) {
                        this.logger.debug("Time elapsed for {} collection: {} ms", coll[0], times[timer++] / 1000000);
                    }
                    this.logger.debug("Time elapsed for {} class: {} ms", statsClass.getName(), times[timer++] / 1000000);
                }
            }
            logProgress("All %s statistics IDs has been converted successfully.", klassName);
        } else {
            logProgress("No %s statistics IDs to convert, skipping.", klassName);
        }
    }
}

Example 47 with XWikiContext

use of com.xpn.xwiki.XWikiContext in project xwiki-platform by xwiki.

the class HibernateDataMigrationManager method initializeEmptyDB.

@Override
protected void initializeEmptyDB() throws DataMigrationException {
    final XWikiContext context = getXWikiContext();
    final XWikiHibernateBaseStore store = getStore();
    final Session originalSession = store.getSession(context);
    final Transaction originalTransaction = store.getTransaction(context);
    store.setSession(null, context);
    store.setTransaction(null, context);
    try {
        updateSchema(null);
        setDBVersion(getLatestVersion());
    } finally {
        store.setSession(originalSession, context);
        store.setTransaction(originalTransaction, context);
    }
}

Example 48 with XWikiContext

use of com.xpn.xwiki.XWikiContext in project xwiki-platform by xwiki.

the class DefaultLinkRefactoring method saveDocumentPreservingContentAuthor.

/**
 * HACK: Save the given document without changing the content author because the document may loose or win
 * programming and script rights as a consequence and this is not the intent of this operation. Even though the
 * document content field was modified, the change is purely syntactic; the semantic is not affected so it's not
 * clear whether the content author deserves to be updated or not (even without the side effects).
 *
 * @param document the document to be saved
 * @param comment the revision comment
 * @param minorEdit whether it's a minor edit or not
 * @throws XWikiException if saving the document fails
 */
private void saveDocumentPreservingContentAuthor(XWikiDocument document, String comment, boolean minorEdit) throws XWikiException {
    XWikiContext xcontext = this.xcontextProvider.get();
    // Preserve the content author.
    document.setContentDirty(false);
    // Make sure the version is incremented.
    document.setMetaDataDirty(true);
    document.setAuthorReference(xcontext.getUserReference());
    xcontext.getWiki().saveDocument(document, comment, minorEdit, xcontext);
}

Example 49 with XWikiContext

use of com.xpn.xwiki.XWikiContext in project xwiki-platform by xwiki.

the class RepositoryManager method resolveAuthorId.

private String resolveAuthorId(String authorName) {
    String[] authorElements = StringUtils.split(authorName, ' ');
    XWikiContext xcontext = this.xcontextProvider.get();
    String authorId = resolveAuthorIdOnWiki(xcontext.getWikiId(), authorName, authorElements, xcontext);
    if (authorId == null && !xcontext.isMainWiki()) {
        authorId = resolveAuthorIdOnWiki(xcontext.getMainXWiki(), authorName, authorElements, xcontext);
        if (authorId != null) {
            authorId = xcontext.getMainXWiki() + ':' + authorId;
        }
    }
    return authorId != null ? authorId : authorName;
}

Example 50 with XWikiContext

use of com.xpn.xwiki.XWikiContext in project xwiki-platform by xwiki.

the class RepositoryManager method importExtension.

public DocumentReference importExtension(String extensionId, ExtensionRepository repository, Type type) throws QueryException, XWikiException, ResolveException {
    TreeMap<Version, String> versions = new TreeMap<Version, String>();
    Version lastVersion = getVersions(extensionId, repository, type, versions);
    if (lastVersion == null) {
        throw new ExtensionNotFoundException("Can't find any version for the extension [" + extensionId + "] on repository [" + repository + "]");
    } else if (versions.isEmpty()) {
        // If no valid version import the last version
        versions.put(lastVersion, extensionId);
    } else {
        // Select the last valid version
        lastVersion = versions.lastKey();
    }
    Extension extension = repository.resolve(new ExtensionId(extensionId, lastVersion));
    // Get former ids versions
    Collection<ExtensionId> features = extension.getExtensionFeatures();
    for (ExtensionId feature : features) {
        try {
            getVersions(feature.getId(), repository, type, versions);
        } catch (ResolveException e) {
        // Ignore
        }
    }
    XWikiContext xcontext = this.xcontextProvider.get();
    boolean needSave = false;
    XWikiDocument document = getExistingExtensionDocumentById(extensionId);
    if (document == null) {
        // Create document
        document = xcontext.getWiki().getDocument(new DocumentReference(xcontext.getWikiId(), Arrays.asList("Extension", extension.getName()), "WebHome"), xcontext);
        for (int i = 1; !document.isNew(); ++i) {
            document = xcontext.getWiki().getDocument(new DocumentReference(xcontext.getWikiId(), Arrays.asList("Extension", extension.getName() + ' ' + i), "WebHome"), xcontext);
        }
        document.readFromTemplate(this.currentResolver.resolve(XWikiRepositoryModel.EXTENSION_TEMPLATEREFERENCE), xcontext);
        needSave = true;
    }
    // Update document
    BaseObject extensionObject = document.getXObject(XWikiRepositoryModel.EXTENSION_CLASSREFERENCE);
    if (extensionObject == null) {
        extensionObject = document.newXObject(XWikiRepositoryModel.EXTENSION_CLASSREFERENCE, xcontext);
        needSave = true;
    }
    if (!StringUtils.equals(extensionId, getValue(extensionObject, XWikiRepositoryModel.PROP_EXTENSION_ID, (String) null))) {
        extensionObject.set(XWikiRepositoryModel.PROP_EXTENSION_ID, extensionId, xcontext);
        needSave = true;
    }
    // Update extension informations
    needSave |= updateExtension(extension, extensionObject, xcontext);
    // Proxy marker
    BaseObject extensionProxyObject = document.getXObject(XWikiRepositoryModel.EXTENSIONPROXY_CLASSREFERENCE);
    if (extensionProxyObject == null) {
        extensionProxyObject = document.newXObject(XWikiRepositoryModel.EXTENSIONPROXY_CLASSREFERENCE, xcontext);
        extensionProxyObject.setIntValue(XWikiRepositoryModel.PROP_PROXY_AUTOUPDATE, 1);
        needSave = true;
    }
    needSave |= update(extensionProxyObject, XWikiRepositoryModel.PROP_PROXY_REPOSITORYID, repository.getDescriptor().getId());
    needSave |= update(extensionProxyObject, XWikiRepositoryModel.PROP_PROXY_REPOSITORYTYPE, repository.getDescriptor().getType());
    needSave |= update(extensionProxyObject, XWikiRepositoryModel.PROP_PROXY_REPOSITORYURI, repository.getDescriptor().getURI().toString());
    // Remove unexisting versions
    Set<String> validVersions = new HashSet<String>();
    List<BaseObject> versionObjects = document.getXObjects(XWikiRepositoryModel.EXTENSIONVERSION_CLASSREFERENCE);
    if (versionObjects != null) {
        for (BaseObject versionObject : versionObjects) {
            if (versionObject != null) {
                String version = getValue(versionObject, XWikiRepositoryModel.PROP_VERSION_VERSION);
                if (StringUtils.isBlank(version) || (isVersionProxyingEnabled(document) && !new DefaultVersion(version).equals(extension.getId().getVersion()))) {
                    // Empty version OR old versions should be proxied
                    document.removeXObject(versionObject);
                    needSave = true;
                } else {
                    if (!versions.containsKey(new DefaultVersion(version))) {
                        // The version does not exist on remote repository
                        if (!isVersionValid(document, versionObject, xcontext)) {
                            // The version is invalid, removing it to not make the whole extension invalid
                            document.removeXObject(versionObject);
                            needSave = true;
                        } else {
                            // The version is valid, lets keep it
                            validVersions.add(version);
                        }
                    } else {
                        // This version exist on remote repository
                        validVersions.add(version);
                    }
                }
            }
        }
    }
    List<BaseObject> dependencyObjects = document.getXObjects(XWikiRepositoryModel.EXTENSIONDEPENDENCY_CLASSREFERENCE);
    if (dependencyObjects != null) {
        for (BaseObject dependencyObject : dependencyObjects) {
            if (dependencyObject != null) {
                String version = getValue(dependencyObject, XWikiRepositoryModel.PROP_DEPENDENCY_EXTENSIONVERSION);
                if (!validVersions.contains(version)) {
                    // The version is invalid, removing it to not make the whole extension invalid
                    document.removeXObject(dependencyObject);
                    needSave = true;
                }
            }
        }
    }
    for (Map.Entry<Version, String> entry : versions.entrySet()) {
        Version version = entry.getKey();
        String id = entry.getValue();
        try {
            Extension versionExtension;
            if (version.equals(extension.getId().getVersion())) {
                versionExtension = extension;
            } else if (isVersionProxyingEnabled(document)) {
                continue;
            } else {
                versionExtension = repository.resolve(new ExtensionId(id, version));
            }
            // Update version related informations
            needSave |= updateExtensionVersion(document, versionExtension);
        } catch (Exception e) {
            this.logger.error("Failed to resolve extension with id [" + id + "] and version [" + version + "] on repository [" + repository + "]", e);
        }
    }
    if (needSave) {
        document.setAuthorReference(xcontext.getUserReference());
        if (document.isNew()) {
            document.setContentAuthorReference(xcontext.getUserReference());
            document.setCreatorReference(xcontext.getUserReference());
        }
        xcontext.getWiki().saveDocument(document, "Imported extension [" + extensionId + "] from repository [" + repository.getDescriptor() + "]", true, xcontext);
    }
    return document.getDocumentReference();
}