    001/*
    002    Licensed to the Apache Software Foundation (ASF) under one
    003    or more contributor license agreements.  See the NOTICE file
    004    distributed with this work for additional information
    005    regarding copyright ownership.  The ASF licenses this file
    006    to you under the Apache License, Version 2.0 (the
    007    "License"); you may not use this file except in compliance
    008    with the License.  You may obtain a copy of the License at
    009
    010       http://www.apache.org/licenses/LICENSE-2.0
    011
    012    Unless required by applicable law or agreed to in writing,
    013    software distributed under the License is distributed on an
    014    "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
    015    KIND, either express or implied.  See the License for the
    016    specific language governing permissions and limitations
    017    under the License.
    018 */
    019package org.apache.wiki.markdown.extensions.jspwikilinks.attributeprovider;
    020
    021import com.vladsch.flexmark.util.ast.Node;
    022import com.vladsch.flexmark.util.html.MutableAttributes;
    023import org.apache.wiki.api.core.Context;
    024import org.apache.wiki.api.core.ContextEnum;
    025import org.apache.wiki.markdown.nodes.JSPWikiLink;
    026import org.apache.wiki.parser.LinkParsingOperations;
    027import org.apache.wiki.parser.MarkupParser;
    028
    029
    030/**
    031 * {@link NodeAttributeProviderState} which sets the attributes for image links.
    032 */
    033public class ImageLinkAttributeProviderState implements NodeAttributeProviderState< JSPWikiLink > {
    034
    035    private final boolean isLinkFromText;
    036    private final LinkParsingOperations linkOperations;
    037    private final Context wikiContext;
    038    private final String urlRef;
    039
    040    public ImageLinkAttributeProviderState( final Context wikiContext, final String urlRef, final boolean isLinkFromText ) {
    041        this.isLinkFromText = isLinkFromText;
    042        this.urlRef = urlRef;
    043        this.wikiContext = wikiContext;
    044        this.linkOperations = new LinkParsingOperations( wikiContext );
    045    }
    046
    047    /**
    048     * {@inheritDoc}
    049     *
    050     * @see NodeAttributeProviderState#setAttributes(MutableAttributes, Node)
    051     */
    052    @Override
    053    public void setAttributes( final MutableAttributes attributes, final JSPWikiLink link ) {
    054        if( isLinkFromText && linkOperations.isExternalLink( link.getText().toString() ) ) {
    055            attributes.replaceValue( "class", MarkupParser.CLASS_EXTERNAL );
    056            attributes.replaceValue( "href", urlRef );
    057        } else if ( isLinkFromText && linkOperations.linkExists( link.getText().toString() ) ) {
    058            final String pagelink = wikiContext.getURL( ContextEnum.PAGE_VIEW.getRequestContext(), link.getText().toString() );
    059            attributes.replaceValue( "class", MarkupParser.CLASS_WIKIPAGE );
    060            attributes.replaceValue( "href", pagelink );
    061        }
    062    }
    063
    064}