| /* |
| Licensed to the Apache Software Foundation (ASF) under one |
| or more contributor license agreements. See the NOTICE file |
| distributed with this work for additional information |
| regarding copyright ownership. The ASF licenses this file |
| to you 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.apache.wiki.plugin; |
| |
| import org.apache.wiki.api.core.Context; |
| import org.apache.wiki.api.exceptions.PluginException; |
| import org.apache.wiki.references.ReferenceManager; |
| |
| import java.util.Collection; |
| import java.util.Map; |
| |
| |
| /** |
| * Plugin that enumerates the pages in the wiki that have not yet been defined. |
| * |
| * Parameters (from AbstractReferralPlugin): |
| * <ul> |
| * <li><b>separator</b> - how to separate generated links; default is a wikitext line break, producing a vertical list</li> |
| * <li><b> maxwidth</b> - maximum width, in chars, of generated links.</li> |
| * </ul> |
| */ |
| public class UndefinedPagesPlugin extends AbstractReferralPlugin { |
| |
| /** |
| * {@inheritDoc} |
| */ |
| @Override |
| public String execute( final Context context, final Map< String, String > params ) throws PluginException { |
| final ReferenceManager refmgr = context.getEngine().getManager( ReferenceManager.class ); |
| super.initialize( context, params ); |
| |
| Collection< String > links = refmgr.findUncreated(); |
| links = filterAndSortCollection( links ); |
| |
| if( m_lastModified ) { |
| throw new PluginException( "parameter " + PARAM_LASTMODIFIED + " is not valid for the UndefinedPagesPlugin" ); |
| } |
| |
| final String wikitext; |
| if( m_show.equals( PARAM_SHOW_VALUE_COUNT ) ) { |
| wikitext = "" + links.size(); |
| } else { |
| wikitext = wikitizeCollection( links, m_separator, ALL_ITEMS ); |
| } |
| |
| return makeHTML( context, wikitext ); |
| } |
| |
| } |