| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package org.apache.sling.servlets.post.impl.operations; |
| |
| import java.io.IOException; |
| import java.io.InputStream; |
| import java.util.List; |
| import java.util.Map; |
| |
| import javax.jcr.Node; |
| import javax.jcr.RepositoryException; |
| import javax.jcr.Session; |
| import javax.servlet.http.HttpServletResponse; |
| |
| import org.apache.sling.api.SlingHttpServletRequest; |
| import org.apache.sling.api.request.RequestParameter; |
| import org.apache.sling.api.resource.PersistenceException; |
| import org.apache.sling.jcr.contentloader.ContentImportListener; |
| import org.apache.sling.jcr.contentloader.ContentImporter; |
| import org.apache.sling.jcr.contentloader.ImportOptions; |
| import org.apache.sling.servlets.post.Modification; |
| import org.apache.sling.servlets.post.ModificationType; |
| import org.apache.sling.servlets.post.PostResponse; |
| import org.apache.sling.servlets.post.SlingPostConstants; |
| import org.apache.sling.servlets.post.VersioningConfiguration; |
| import org.apache.sling.servlets.post.impl.helper.RequestProperty; |
| |
| /** |
| * The <code>ImportOperation</code> class implements the |
| * {@link org.apache.sling.servlets.post.SlingPostConstants#OPERATION_IMPORT} |
| * import operation for the Sling default POST servlet. |
| */ |
| public class ImportOperation extends AbstractCreateOperation { |
| |
| /** |
| * Reference to the content importer service |
| */ |
| private ContentImporter contentImporter; |
| |
| public void setContentImporter(ContentImporter importer) { |
| this.contentImporter = importer; |
| } |
| |
| private String getRequestParamAsString(SlingHttpServletRequest request, String key) { |
| RequestParameter requestParameter = request.getRequestParameter(key); |
| if (requestParameter == null) { |
| return null; |
| } |
| return requestParameter.getString(); |
| } |
| |
| @Override |
| protected void doRun(SlingHttpServletRequest request, PostResponse response, final List<Modification> changes) |
| throws PersistenceException { |
| try { |
| ContentImporter importer = contentImporter; |
| if (importer == null) { |
| response.setStatus(HttpServletResponse.SC_INTERNAL_SERVER_ERROR, |
| "Missing content importer for import"); |
| return; |
| } |
| Map<String, RequestProperty> reqProperties = collectContent(request, |
| response); |
| |
| VersioningConfiguration versioningConfiguration = getVersioningConfiguration(request); |
| |
| // do not change order unless you have a very good reason. |
| Session session = request.getResourceResolver().adaptTo(Session.class); |
| |
| processCreate(request.getResourceResolver(), reqProperties, response, changes, versioningConfiguration); |
| |
| String path = response.getPath(); |
| Node node = null; |
| try { |
| node = (Node) session.getItem(path); |
| } catch ( RepositoryException e ) { |
| log.warn(e.getMessage(),e); |
| // was not able to resolve the node |
| } catch ( ClassCastException e) { |
| log.warn(e.getMessage(),e); |
| // it was not a node |
| } |
| if (node == null) { |
| |
| response.setStatus(HttpServletResponse.SC_NOT_FOUND, |
| "Missing target node " + path + " for import"); |
| return; |
| } |
| |
| String contentType = getRequestParamAsString(request, SlingPostConstants.RP_CONTENT_TYPE); |
| if (contentType == null) { |
| response.setStatus(HttpServletResponse.SC_PRECONDITION_FAILED, |
| "Required :contentType parameter is missing"); |
| return; |
| } |
| |
| //import options passed as request parameters. |
| final boolean replace = "true".equalsIgnoreCase(getRequestParamAsString(request, SlingPostConstants.RP_REPLACE)); |
| final boolean replaceProperties = "true".equalsIgnoreCase(getRequestParamAsString(request, SlingPostConstants.RP_REPLACE_PROPERTIES)); |
| final boolean checkin = "true".equalsIgnoreCase(getRequestParamAsString(request, SlingPostConstants.RP_CHECKIN)); |
| final boolean autoCheckout = "true".equalsIgnoreCase(getRequestParamAsString(request, SlingPostConstants.RP_AUTO_CHECKOUT)); |
| |
| String basePath = getResourcePath(request); |
| if (basePath.endsWith("/")) { |
| //remove the trailing slash |
| basePath = basePath.substring(0, basePath.length() - 1); |
| } |
| |
| // default to creating content |
| response.setCreateRequest(true); |
| |
| final String targetName; |
| //check if a name was posted to use as the name of the imported root node |
| if (getRequestParamAsString(request, SlingPostConstants.RP_NODE_NAME) != null) { |
| // exact name |
| targetName = getRequestParamAsString(request, SlingPostConstants.RP_NODE_NAME); |
| if (targetName.length() > 0 && node.hasNode(targetName)) { |
| if (replace) { |
| response.setCreateRequest(false); |
| } else { |
| response.setStatus( |
| HttpServletResponse.SC_PRECONDITION_FAILED, |
| "Cannot import " + path + "/" + targetName |
| + ": node exists"); |
| return; |
| } |
| } |
| } else if (getRequestParamAsString(request, SlingPostConstants.RP_NODE_NAME_HINT) != null) { |
| // node name hint only |
| String nodePath = generateName(request, basePath); |
| String name = nodePath.substring(nodePath.lastIndexOf('/') + 1); |
| targetName = name; |
| } else { |
| // no name posted, so the import won't create a root node |
| targetName = ""; |
| } |
| final String contentRootName = targetName + "." + contentType; |
| try { |
| InputStream contentStream = null; |
| RequestParameter contentParameter = request.getRequestParameter(SlingPostConstants.RP_CONTENT); |
| if (contentParameter != null) { |
| contentStream = contentParameter.getInputStream(); |
| } else { |
| RequestParameter contentFile = request.getRequestParameter(SlingPostConstants.RP_CONTENT_FILE); |
| if (contentFile != null) { |
| contentStream = contentFile.getInputStream(); |
| } |
| } |
| |
| if (contentStream == null) { |
| response.setStatus(HttpServletResponse.SC_PRECONDITION_FAILED, |
| "Missing content for import"); |
| return; |
| } else { |
| importer.importContent(node, contentRootName, contentStream, |
| new ImportOptions() { |
| |
| @Override |
| public boolean isCheckin() { |
| return checkin; |
| } |
| |
| @Override |
| public boolean isAutoCheckout() { |
| return autoCheckout; |
| } |
| |
| @Override |
| public boolean isIgnoredImportProvider( |
| String extension) { |
| // this probably isn't important in this context. |
| return false; |
| } |
| |
| @Override |
| public boolean isOverwrite() { |
| return replace; |
| } |
| |
| /* (non-Javadoc) |
| * @see org.apache.sling.jcr.contentloader.ImportOptions#isPropertyOverwrite() |
| */ |
| @Override |
| public boolean isPropertyOverwrite() { |
| return replaceProperties; |
| } |
| }, |
| new ContentImportListener() { |
| |
| @Override |
| public void onReorder(String orderedPath, String beforeSibbling) { |
| changes.add(Modification.onOrder(orderedPath, beforeSibbling)); |
| } |
| |
| @Override |
| public void onMove(String srcPath, String destPath) { |
| changes.add(Modification.onMoved(srcPath, destPath)); |
| } |
| |
| @Override |
| public void onModify(String srcPath) { |
| changes.add(Modification.onModified(srcPath)); |
| } |
| |
| @Override |
| public void onDelete(String srcPath) { |
| changes.add(Modification.onDeleted(srcPath)); |
| } |
| |
| @Override |
| public void onCreate(String srcPath) { |
| changes.add(Modification.onCreated(srcPath)); |
| } |
| |
| @Override |
| public void onCopy(String srcPath, String destPath) { |
| changes.add(Modification.onCopied(srcPath, destPath)); |
| } |
| |
| @Override |
| public void onCheckin(String srcPath) { |
| changes.add(Modification.onCheckin(srcPath)); |
| } |
| @Override |
| public void onCheckout(String srcPath) { |
| changes.add(Modification.onCheckout(srcPath)); |
| } |
| }); |
| } |
| |
| if (!changes.isEmpty()) { |
| //fill in the data for the response report |
| Modification modification = changes.get(0); |
| if (modification.getType() == ModificationType.CREATE) { |
| String importedPath = modification.getSource(); |
| response.setLocation(externalizePath(request, importedPath)); |
| response.setPath(importedPath); |
| int lastSlashIndex = importedPath.lastIndexOf('/'); |
| if (lastSlashIndex != -1) { |
| String parentPath = importedPath.substring(0, lastSlashIndex); |
| response.setParentLocation(externalizePath(request, parentPath)); |
| } |
| } |
| } |
| } catch (IOException e) { |
| throw new PersistenceException(e.getMessage(), e); |
| } |
| } catch ( final RepositoryException re) { |
| throw new PersistenceException(re.getMessage(), re); |
| } |
| |
| |
| } |
| } |