/* * #! * Ontopia Omnigator webapplication * #- * Copyright (C) 2001 - 2014 The Ontopia Project * #- * 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 net.ontopia.topicmaps.nav2.plugins; import net.ontopia.topicmaps.core.TopicMapIF; import net.ontopia.utils.OntopiaRuntimeException; import net.ontopia.topicmaps.entry.TopicMapReferenceIF; import net.ontopia.topicmaps.utils.rdf.RDFTopicMapReference; import net.ontopia.topicmaps.nav2.taglibs.logic.ContextTag; /** * INTERNAL: Simple implementation of the RDF2TM plug-in. */ public class RDF2TMPlugin extends DefaultPlugin { public String generateHTML(ContextTag context) { if (context == null) throw new OntopiaRuntimeException("Plugin must have a parent logic:context tag."); TopicMapIF tm = context.getTopicMap(); if (tm == null) return "<span title=\"The RDF2TM plug-in can't edit the RDF-to-TM mappings, since you are not currently inside a topic map converted from RDF.\">No topic map!</a></span>"; String tmid = context.getTopicMapId(); TopicMapReferenceIF reference = tm.getStore().getReference(); if (reference instanceof RDFTopicMapReference) { RDFTopicMapReference rdfref = (RDFTopicMapReference) reference; if (rdfref.getMappingFile() == null) return "<span title=\"This RDF file does not use the global mapping file, so the RDF2TM plug-in cannot configure it.\">No mapping</span>"; else return "<a href=\"/omnigator/plugins/rdf2tm/configure.jsp?tm=" + tmid + "\" title=\"Modify the RDF-to-topic-map mapping.\">RDF2TM</a>"; } else return null; } }