/**
* Licensed 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.brixcms.web.util;
import org.apache.wicket.behavior.AbstractAjaxBehavior;
import org.apache.wicket.behavior.Behavior;
import org.apache.wicket.markup.ComponentTag;
import org.apache.wicket.markup.MarkupStream;
import org.apache.wicket.model.IModel;
import org.apache.wicket.request.Response;
import org.apache.wicket.request.Url;
import org.apache.wicket.util.encoding.UrlDecoder;
import org.apache.wicket.util.string.PrependingStringBuffer;
import org.brixcms.Path;
import org.brixcms.jcr.wrapper.BrixNode;
import org.brixcms.web.generic.BrixGenericWebMarkupContainer;
public abstract class PathLabel extends BrixGenericWebMarkupContainer<BrixNode> {
private final String rootPath;
private final Behavior requestListener;
public PathLabel(String id, IModel<BrixNode> model, String rootPath) {
super(id, model);
this.rootPath = rootPath;
add(requestListener = new AbstractAjaxBehavior(){
@Override
public void onRequest() {
String path = getRequest().getRequestParameters().getParameterValue("path").toString();
// if (path == null) {
// path = getRequestCycle().getPageParameters().getString("path");
// }
path = UrlDecoder.QUERY_INSTANCE.decode(path, getRequest().getCharset());
onPathClicked(new Path(path));
}
});
}
@Override
public void onComponentTagBody(MarkupStream markupStream, ComponentTag openTag) {
PrependingStringBuffer b = new PrependingStringBuffer();
BrixNode current = getModelObject();
while (true) {
StringBuilder builder = new StringBuilder();
writePath(current, builder, current.equals(getModelObject()));
// bootstrap does this
// if (b.length() > 0) {
// b.prepend(" / ");
// }
b.prepend(builder.toString());
if (current.getDepth() == 0 || current.getPath().equals(rootPath)) {
break;
}
current = (BrixNode) current.getParent();
}
final Response r = getResponse();
r.write(b.toString());
}
private void writePath(BrixNode node, StringBuilder builder, boolean last) {
if (last) {
builder.append("<span class=\"breadcrumb-item active\">");
builder.append(node.getUserVisibleName());
builder.append("</span>");
}else{
builder.append("<a class=\"breadcrumb-item\" href=\"");
builder.append(createCallbackUrl(node.getPath()));
builder.append("\">");
builder.append(node.getUserVisibleName());
builder.append("</a>");
}
}
private CharSequence createCallbackUrl(String subpath) {
Url url = Url.parse(urlForListener(requestListener, null).toString());
url.addQueryParameter("path", subpath);
return url.toString(getRequest().getCharset());
}
protected abstract void onPathClicked(Path path);
}