package com.cognifide.slice.cq.impl;
/*
* #%L
* Slice - CQ Add-on
* $Id:$
* $HeadURL:$
* %%
* Copyright (C) 2012 Cognifide Limited
* %%
* 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.
* #L%
*/
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
import org.apache.commons.lang.StringUtils;
import com.cognifide.slice.api.execution.ExecutionContextStack;
import com.cognifide.slice.api.scope.ContextScoped;
import com.cognifide.slice.cq.PageChildrenProvider;
import com.cognifide.slice.cq.RecursiveMode;
import com.day.cq.commons.Filter;
import com.day.cq.wcm.api.Page;
import com.day.cq.wcm.api.PageManager;
import com.google.inject.Inject;
@ContextScoped
public class PageChildrenProviderImpl implements PageChildrenProvider {
private final ExecutionContextStack currentExecutionContext;
private final PageManager pageManager;
@Inject
public PageChildrenProviderImpl(final PageManager pageManger,
final ExecutionContextStack currentExecutionContext) {
this.pageManager = pageManger;
this.currentExecutionContext = currentExecutionContext;
}
@Override
public List<String> getChildPages(final String path, final Filter<Page> filter,
final RecursiveMode recurseMode) {
if (StringUtils.isBlank(path)) {
return new ArrayList<String>();
}
final String absolutePagePath = currentExecutionContext.getAbsolutePath(path);
final Page page = pageManager.getPage(absolutePagePath);
return getChildren(page, filter, recurseMode);
}
@Override
public List<String> getChildPages(final String path, final RecursiveMode recurseMode) {
return getChildPages(path, new AllPageFilter(), recurseMode);
}
private List<String> getChildren(final Page page, final Filter<Page> filter,
final RecursiveMode recurseMode) {
ArrayList<String> result = new ArrayList<String>();
if (null == page) {
return result;
}
final Iterator<Page> children = page.listChildren(filter);
while (children.hasNext()) {
final Page child = children.next();
result.add(child.getPath());
if (recurseMode == RecursiveMode.RECURSIVE) {
result.addAll(getChildren(child, filter, recurseMode));
}
}
return result;
}
private static final class AllPageFilter implements Filter<Page> {
@Override
public boolean includes(Page page) {
return true;
}
}
}