/*******************************************************************************
* Copyright (c) 2007-2012 Red Hat, Inc.
* Distributed under license by Red Hat, Inc. All rights reserved.
* This program is 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:
* Red Hat, Inc. - initial API and implementation
******************************************************************************/
package org.jboss.tools.jsf.text.ext.hyperlink;
import java.text.MessageFormat;
import java.util.Properties;
import org.eclipse.jface.text.BadLocationException;
import org.eclipse.jface.text.IRegion;
import org.jboss.tools.common.model.XModel;
import org.jboss.tools.common.text.ext.hyperlink.AbstractHyperlink;
import org.jboss.tools.common.text.ext.hyperlink.xpl.Messages;
import org.jboss.tools.common.text.ext.util.StructuredModelWrapper;
import org.jboss.tools.common.text.ext.util.Utils;
import org.jboss.tools.jsf.text.ext.JSFExtensionsPlugin;
import org.jboss.tools.jsf.text.ext.JSFTextExtMessages;
import org.jboss.tools.jst.web.project.list.WebPromptingProvider;
import org.w3c.dom.Document;
import org.w3c.dom.Element;
import org.w3c.dom.Node;
import org.w3c.dom.NodeList;
import org.w3c.dom.Text;
/**
* @author Jeremy
*/
public class PropertyHyperlink extends AbstractHyperlink {
/**
* @see com.ibm.sse.editor.AbstractHyperlink#doHyperlink(org.eclipse.jface.text.IRegion)
*/
protected void doHyperlink(IRegion region) {
XModel xModel = getXModel();
if (xModel == null) {
openFileFailed();
return;
}
String propertyName = getPropertyName(region);
String beanClassName = getBeanClassName(region);
WebPromptingProvider provider = WebPromptingProvider.getInstance();
Properties p = new Properties();
p.setProperty("ignoreWarning", "true"); //$NON-NLS-1$ //$NON-NLS-2$
p.setProperty("property", propertyName); //$NON-NLS-1$
beanClassName = beanClassName.replace('.', '/') + ".class"; //$NON-NLS-1$
provider.getList(xModel, WebPromptingProvider.JSF_OPEN_CLASS_PROPERTY, beanClassName, p);
String error = p.getProperty(WebPromptingProvider.ERROR);
if ( error != null && error.length() > 0) {
openFileFailed();
}
}
private String getPropertyName(IRegion region) {
if(getDocument() == null || region == null) return null;
try {
return trimQuotes(getDocument().get(region.getOffset(), region.getLength()));
} catch (BadLocationException x) {
JSFExtensionsPlugin.log("", x); //$NON-NLS-1$
return null;
}
}
private String getBeanClassName(IRegion region) {
StructuredModelWrapper smw = new StructuredModelWrapper();
smw.init(getDocument());
try {
Document xmlDocument = smw.getDocument();
if (xmlDocument == null) return null;
Node n = Utils.findNodeForOffset(xmlDocument, region.getOffset());
if (n instanceof Text) n = n.getParentNode();
n = n.getParentNode().getParentNode();
Element beanElement = (Element)n;
String beanName = beanElement.getNodeName();
String beanClassElementName = beanName + "-class"; //$NON-NLS-1$
NodeList children = beanElement.getElementsByTagName(beanClassElementName);
Element beanClassElement = null;
for (int i = 0; children != null && i < children.getLength(); i++) {
if (children.item(i) instanceof Element) {
beanClassElement = (Element)children.item(i);
break;
}
}
if (beanClassElement == null) return null;
children = beanClassElement.getChildNodes();
String beanClassName = null;
for (int i = 0; children != null && i < children.getLength(); i++) {
if (children.item(i) instanceof Text) {
Text xmlText = (Text)children.item(i);
int start = Utils.getValueStart(xmlText);
int end = Utils.getValueEnd(xmlText);
if(start < 0) continue;
beanClassName = getDocument().get(start, end - start);
break;
}
}
if (beanClassName == null) return null;
beanClassName = trimQuotes(beanClassName);
return (beanClassName.length() == 0 ? null : beanClassName);
} catch (BadLocationException x) {
JSFExtensionsPlugin.log("", x); //$NON-NLS-1$
return null;
} finally {
smw.dispose();
}
}
private String trimQuotes(String word) {
String attrText = word;
int bStart = 0;
int bEnd = word.length() - 1;
StringBuffer sb = new StringBuffer(attrText);
//find start and end of path property
while (bStart < bEnd &&
(sb.charAt(bStart) == '\'' || sb.charAt(bStart) == '\"' ||
Character.isWhitespace(sb.charAt(bStart)))) {
bStart++;
}
while (bEnd > bStart &&
(sb.charAt(bEnd) == '\'' || sb.charAt(bEnd) == '\"' ||
Character.isWhitespace(sb.charAt(bEnd)))) {
bEnd--;
}
bEnd++;
return sb.substring(bStart, bEnd);
}
/*
* (non-Javadoc)
*
* @see IHyperlink#getHyperlinkText()
*/
public String getHyperlinkText() {
String beanClassName = getBeanClassName(getHyperlinkRegion());
String propertyName = getPropertyName(getHyperlinkRegion());
if (beanClassName == null || propertyName == null)
return MessageFormat.format(Messages.OpenA, JSFTextExtMessages.BeanProperty);
return MessageFormat.format(JSFTextExtMessages.OpenBeanProperty, beanClassName, propertyName);
}
}