| /******************************************************************************* |
| * Copyright (c) 2004, 2008 IBM Corporation and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/epl-v10.html |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.wst.html.core.internal.cleanup; |
| |
| |
| |
| import org.eclipse.wst.sse.core.internal.cleanup.IStructuredCleanupHandler; |
| import org.eclipse.wst.sse.core.internal.cleanup.IStructuredCleanupPreferences; |
| import org.eclipse.wst.sse.core.internal.provisional.text.IStructuredDocumentRegion; |
| import org.eclipse.wst.xml.core.internal.provisional.document.IDOMNode; |
| import org.eclipse.wst.xml.core.internal.regions.DOMRegionContext; |
| import org.w3c.dom.Node; |
| |
| // nakamori_TODO: check and remove CSS formatting |
| |
| class HTMLCleanupHandlerFactory { |
| |
| |
| |
| private static HTMLCleanupHandlerFactory fInstance = null; |
| |
| static synchronized HTMLCleanupHandlerFactory getInstance() { |
| if (fInstance == null) { |
| fInstance = new HTMLCleanupHandlerFactory(); |
| } |
| return fInstance; |
| } |
| |
| private HTMLCleanupHandlerFactory() { |
| super(); |
| } |
| |
| IStructuredCleanupHandler createHandler(Node node, IStructuredCleanupPreferences cleanupPreferences) { |
| short nodeType = node.getNodeType(); |
| IStructuredCleanupHandler handler = null; |
| switch (nodeType) { |
| case Node.ELEMENT_NODE : { |
| if (isXMLTag(node)) |
| handler = new ElementNodeCleanupHandler(); |
| else |
| handler = new JSPElementNodeCleanupHandler(); |
| break; |
| } |
| case Node.TEXT_NODE : { |
| if (isParentStyleTag(node)) |
| handler = new CSSTextNodeCleanupHandler(); |
| else |
| handler = new NodeCleanupHandler(); |
| break; |
| } |
| default : { |
| handler = new NodeCleanupHandler(); |
| } |
| } |
| |
| handler.setCleanupPreferences(cleanupPreferences); |
| |
| return handler; |
| } |
| |
| private boolean isXMLTag(Node node) { |
| if(node instanceof IDOMNode) { |
| IStructuredDocumentRegion region = ((IDOMNode) node).getFirstStructuredDocumentRegion(); |
| return (DOMRegionContext.XML_TAG_NAME == region.getType()); |
| } |
| return false; |
| } |
| |
| private boolean isParentStyleTag(Node node) { |
| if (node == null) |
| return false; |
| if (node.getNodeType() != Node.TEXT_NODE) |
| return false; |
| if (!(node instanceof IDOMNode)) |
| return false; |
| IStructuredDocumentRegion flatNode = ((IDOMNode) node).getFirstStructuredDocumentRegion(); |
| if (flatNode == null) |
| return false; |
| if (flatNode.getType() != DOMRegionContext.BLOCK_TEXT) |
| return false; |
| |
| // check if the parent is STYLE element |
| Node parent = node.getParentNode(); |
| if (parent == null) |
| return false; |
| if (parent.getNodeType() != Node.ELEMENT_NODE) |
| return false; |
| String name = parent.getNodeName(); |
| if (name == null) |
| return false; |
| if (!name.equalsIgnoreCase("STYLE"))//$NON-NLS-1$ |
| return false; |
| return true; |
| } |
| |
| } |