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/*******************************************************************************
* Copyright (c) 2004 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.document;
import org.eclipse.core.runtime.IConfigurationElement;
import org.eclipse.core.runtime.IExtensionPoint;
import org.eclipse.core.runtime.IExtensionRegistry;
import org.eclipse.core.runtime.Platform;
/**
*/
class HTMLDocumentTypeRegistryReader {
//
private final static String PLUGIN_ID = "org.eclipse.wst.sse.core"; //$NON-NLS-1$
private final static String EXTENSION_POINT_ID = "documentTypes"; //$NON-NLS-1$
private final static String TAG_NAME = "documentType"; //$NON-NLS-1$
private final static String ATT_PID = "publicID"; //$NON-NLS-1$
private final static String ATT_SID = "systemID"; //$NON-NLS-1$
private final static String ATT_IS_XHTML = "isXHTML"; //$NON-NLS-1$
private final static String ATT_IS_WML = "isWML"; //$NON-NLS-1$
private final static String ATT_HAS_FRAMESET = "hasFrameset"; //$NON-NLS-1$
private final static String ATT_NSURI = "namespaceURI"; //$NON-NLS-1$
private final static String ATT_ENAME = "elementName"; //$NON-NLS-1$
private final static String ATT_DNAME = "displayName"; //$NON-NLS-1$
private final static String ATT_IS_DEFAULT_XHTML = "defaultXHTML"; //$NON-NLS-1$
private final static String ATT_IS_DEFAULT_WML = "defaultWML"; //$NON-NLS-1$
private final static String ATV_TRUE = "true"; //$NON-NLS-1$
private final static String ATV_NULL_STRING = ""; //$NON-NLS-1$
/**
*/
HTMLDocumentTypeRegistryReader() {
super();
}
/**
*/
void readRegistry(HTMLDocumentTypeRegistry reg) {
if (reg == null)
return;
IExtensionRegistry registry = Platform.getExtensionRegistry();
IExtensionPoint point = registry.getExtensionPoint(PLUGIN_ID, EXTENSION_POINT_ID);
if (point != null) {
IConfigurationElement[] elements = point.getConfigurationElements();
for (int i = 0; i < elements.length; i++) {
HTMLDocumentTypeEntry doctype = readElement(elements[i]);
// null can be returned if there's an error reading the element
if (doctype != null) {
reg.regist(doctype.getPublicId(), doctype);
}
}
}
}
/**
*/
private HTMLDocumentTypeEntry readElement(IConfigurationElement element) {
HTMLDocumentTypeEntry doctype = null;
String pid = null;
String sid = null;
String nsuri = null;
String root = null;
boolean xhtml = true;
boolean frameset = false;
String dname = null;
boolean defaultXhtml = false;
boolean defaultWML = false;
boolean isWML = false;
if (element.getName().equals(TAG_NAME)) {
pid = element.getAttribute(ATT_PID);
// publicID attribute is mandatory.
if (pid == null || pid.equals(ATV_NULL_STRING))
return null;
sid = element.getAttribute(ATT_SID);
nsuri = element.getAttribute(ATT_NSURI);
root = element.getAttribute(ATT_ENAME);
xhtml = getBoolean(element, ATT_IS_XHTML);
frameset = getBoolean(element, ATT_HAS_FRAMESET);
dname = element.getAttribute(ATT_DNAME);
defaultXhtml = getBoolean(element, ATT_IS_DEFAULT_XHTML);
defaultWML = getBoolean(element, ATT_IS_DEFAULT_WML);
isWML = getBoolean(element, ATT_IS_WML);
doctype = new HTMLDocumentTypeEntry(root, pid, sid, nsuri, xhtml, frameset, dname, defaultXhtml, defaultWML, isWML);
}
return doctype;
}
/**
*/
private boolean getBoolean(IConfigurationElement element, String att) {
String value = element.getAttribute(att);
if (value != null && value.equals(ATV_TRUE))
return true;
return false;
}
}
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