| /******************************************************************************* |
| * Copyright (c) 2004, 2006 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.modelquery; |
| |
| |
| import java.util.Hashtable; |
| |
| import org.eclipse.wst.common.uriresolver.internal.provisional.URIResolver; |
| import org.eclipse.wst.html.core.internal.contentmodel.HTMLCMDocumentFactory; |
| import org.eclipse.wst.html.core.internal.document.HTMLDocumentTypeEntry; |
| import org.eclipse.wst.html.core.internal.document.HTMLDocumentTypeRegistry; |
| import org.eclipse.wst.xml.core.internal.contentmodel.CMDocument; |
| import org.eclipse.wst.xml.core.internal.contentmodel.modelquery.ModelQueryCMProvider; |
| import org.eclipse.wst.xml.core.internal.contentmodel.util.CMDocumentCache; |
| import org.eclipse.wst.xml.core.internal.provisional.contentmodel.CMDocType; |
| import org.eclipse.wst.xml.core.internal.provisional.document.IDOMDocument; |
| import org.w3c.dom.Document; |
| import org.w3c.dom.DocumentType; |
| import org.w3c.dom.Node; |
| |
| /** |
| * CMDocument provider for HTML and XHTML documents. |
| * |
| * This added and/or made public specifically for experimentation. It will |
| * change as this functionality becomes API. See |
| * https://bugs.eclipse.org/bugs/show_bug.cgi?id=119084 |
| */ |
| |
| |
| public class HTMLModelQueryCMProvider implements ModelQueryCMProvider { |
| |
| |
| private static CMDocument staticHTML = HTMLCMDocumentFactory.getCMDocument(CMDocType.HTML_DOC_TYPE); |
| private static CMDocument staticCHTML = HTMLCMDocumentFactory.getCMDocument(CMDocType.CHTML_DOC_TYPE); |
| private static HTMLDocumentTypeRegistry doctypeRegistry = HTMLDocumentTypeRegistry.getInstance(); |
| private static Hashtable buddyCache = new Hashtable(); |
| |
| private XHTMLAssociationProvider xhtmlassoc = null; |
| |
| public HTMLModelQueryCMProvider(CMDocumentCache cache, URIResolver idResolver) { |
| super(); |
| xhtmlassoc = new XHTMLAssociationProvider(cache, idResolver); |
| } |
| |
| /** |
| * Returns the CMDocument that corresponds to the DOM Node. or null if no |
| * CMDocument is appropriate for the DOM Node. |
| */ |
| public CMDocument getCorrespondingCMDocument(Node node) { |
| IDOMDocument owner = getOwnerXMLDocument(node); |
| if (owner == null) |
| return null; |
| |
| String pid = getPublicId(owner); |
| if (pid == null) |
| return staticHTML; |
| |
| HTMLDocumentTypeEntry entry = doctypeRegistry.getEntry(pid); |
| if (entry == null) |
| return staticHTML; |
| |
| // https://bugs.eclipse.org/bugs/show_bug.cgi?id=151000 - use internal content model |
| if (entry.useInternalModel()) { |
| if (pid != null && pid.equals(HTMLDocumentTypeRegistry.CHTML_PUBLIC_ID)) { |
| return staticCHTML; |
| } |
| return staticHTML; |
| } |
| |
| pid = entry.getPublicId(); |
| String sid = entry.getSystemId(); |
| |
| CMDocument dtdcm = xhtmlassoc.getXHTMLCMDocument(pid, sid); |
| if (dtdcm == null) { |
| if (pid != null && pid.equals(HTMLDocumentTypeRegistry.CHTML_PUBLIC_ID)) { |
| return staticCHTML; |
| } |
| return staticHTML; |
| } |
| |
| String grammarURI = xhtmlassoc.getCachedGrammerURI(); |
| CMDocument buddycm = (CMDocument) buddyCache.get(grammarURI); |
| if (buddycm != null) |
| return buddycm; |
| |
| buddycm = new CMDocumentForBuddySystem(dtdcm, entry.isXMLType()); |
| buddyCache.put(grammarURI, buddycm); |
| return buddycm; |
| } |
| |
| // private methods |
| private IDOMDocument getOwnerXMLDocument(Node node) { |
| if (node == null) |
| return null; |
| Document owner = (node.getNodeType() == Node.DOCUMENT_NODE) ? (Document) node : node.getOwnerDocument(); |
| if (owner == null) |
| return null; |
| if (!(owner instanceof IDOMDocument)) |
| return null; |
| return (IDOMDocument) owner; |
| } |
| |
| private String getPublicId(IDOMDocument doc) { |
| if (doc == null) |
| return null; |
| DocumentType doctype = doc.getDoctype(); |
| return (doctype != null) ? doctype.getPublicId() : doc.getDocumentTypeId(); |
| } |
| } |