| /******************************************************************************* |
| * 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.ofbiz.content.webapp.ftl; |
| |
| import java.io.IOException; |
| import java.io.Writer; |
| import java.util.List; |
| import java.util.Map; |
| |
| import javax.servlet.http.HttpServletRequest; |
| |
| import org.ofbiz.base.util.Debug; |
| import org.ofbiz.base.util.UtilGenerics; |
| import org.ofbiz.base.util.UtilValidate; |
| import org.ofbiz.base.util.template.FreeMarkerWorker; |
| import org.ofbiz.content.content.ContentWorker; |
| import org.ofbiz.entity.Delegator; |
| import org.ofbiz.entity.GenericEntityException; |
| import org.ofbiz.webapp.ftl.LoopWriter; |
| |
| import freemarker.core.Environment; |
| import freemarker.template.TemplateModelException; |
| import freemarker.template.TemplateTransformModel; |
| import freemarker.template.TransformControl; |
| |
| /** |
| * InjectNodeTrailCsvTransform - Freemarker Transform for URLs (links) |
| */ |
| public class InjectNodeTrailCsvTransform implements TemplateTransformModel { |
| |
| public static final String module = InjectNodeTrailCsvTransform.class.getName(); |
| |
| public static final String [] saveKeyNames = {"nodeTrailCsv","globalNodeTrail", "nodeTrail"}; |
| public static final String [] removeKeyNames = {"nodeTrailCsv"}; |
| |
| /** |
| * @deprecated use FreeMarkerWorker.getWrappedObject() |
| * A wrapper for the FreeMarkerWorker version. |
| */ |
| @Deprecated |
| public static Object getWrappedObject(String varName, Environment env) { |
| return FreeMarkerWorker.getWrappedObject(varName, env); |
| } |
| |
| /** |
| * @deprecated use FreeMarkerWorker.getArg() |
| */ |
| @Deprecated |
| public static String getArg(Map<String, ? extends Object> args, String key, Environment env) { |
| return FreeMarkerWorker.getArg(args, key, env); |
| } |
| |
| /** |
| * @deprecated use FreeMarkerWorker.getArg() |
| */ |
| @Deprecated |
| public static String getArg(Map<String, ? extends Object> args, String key, Map<String, ? extends Object> ctx) { |
| return FreeMarkerWorker.getArg(args, key, ctx); |
| } |
| |
| @SuppressWarnings("unchecked") |
| public Writer getWriter(final Writer out, Map args) { |
| final StringBuilder buf = new StringBuilder(); |
| final Environment env = Environment.getCurrentEnvironment(); |
| final Map<String, Object> templateCtx = FreeMarkerWorker.getWrappedObject("context", env); |
| //FreeMarkerWorker.convertContext(templateCtx); |
| final Delegator delegator = FreeMarkerWorker.getWrappedObject("delegator", env); |
| final HttpServletRequest request = FreeMarkerWorker.getWrappedObject("request", env); |
| //final GenericValue userLogin = FreeMarkerWorker.getWrappedObject("userLogin", env); |
| FreeMarkerWorker.getSiteParameters(request, templateCtx); |
| FreeMarkerWorker.overrideWithArgs(templateCtx, args); |
| |
| return new LoopWriter(out) { |
| |
| final String passedCsv = (String)templateCtx.get("nodeTrailCsv"); |
| |
| @Override |
| public void write(char cbuf[], int off, int len) { |
| buf.append(cbuf, off, len); |
| } |
| |
| @Override |
| public void flush() throws IOException { |
| out.flush(); |
| } |
| |
| @Override |
| public int onStart() throws TemplateModelException, IOException { |
| String csvTrail = null; |
| |
| List<Map<String, ? extends Object>> trail = UtilGenerics.checkList(templateCtx.get("globalNodeTrail")); |
| |
| if (Debug.infoOn()) Debug.logInfo("in InjectNodeTrailCsv(0), trail:"+trail,module); |
| // This will build a nodeTrail if none exists |
| // Maybe only contentId or subContentId are passed in |
| //GenericValue currentValue = getCurrentContent(delegator, trail, userLogin, templateCtx, nullThruDatesOnly, contentAssocPredicateId); |
| String redo = (String)templateCtx.get("redo"); |
| |
| if (UtilValidate.isEmpty(trail) || (redo != null && redo.equalsIgnoreCase("true"))) { |
| // String thisContentId = null; |
| String subContentId = (String)templateCtx.get("subContentId"); |
| if (Debug.infoOn()) Debug.logInfo("in InjectNodeTrailCsv(0), subContentId:"+subContentId,module); |
| String contentId = (String)templateCtx.get("contentId"); |
| if (Debug.infoOn()) Debug.logInfo("in InjectNodeTrailCsv(0), contentId:"+contentId,module); |
| String contentAssocTypeId = (String)templateCtx.get("contentAssocTypeId"); |
| if (Debug.infoOn()) Debug.logInfo("in InjectNodeTrailCsv(0), contentAssocTypeId:"+contentAssocTypeId,module); |
| try { |
| if (UtilValidate.isNotEmpty(subContentId)) { |
| csvTrail = ContentWorker.getContentAncestryNodeTrailCsv(delegator, subContentId, contentAssocTypeId, "to"); |
| if (UtilValidate.isNotEmpty(csvTrail)) |
| csvTrail += ","; |
| csvTrail += subContentId; |
| } else if (UtilValidate.isNotEmpty(contentId)) { |
| csvTrail = ContentWorker.getContentAncestryNodeTrailCsv(delegator, contentId, contentAssocTypeId, "to"); |
| if (UtilValidate.isNotEmpty(csvTrail)) |
| csvTrail += ","; |
| csvTrail += contentId; |
| } |
| } catch (GenericEntityException e) { |
| throw new RuntimeException("Error getting current content. " + e.toString()); |
| } |
| if (Debug.infoOn()) Debug.logInfo("in InjectNodeTrailCsv(0), csvTrail:"+csvTrail,module); |
| } else { |
| // Build nodeTrail if one does not exist |
| //if (Debug.infoOn()) Debug.logInfo("in InjectNodeTrailCsv, trail:"+trail,module); |
| //if (Debug.infoOn()) Debug.logInfo("in InjectNodeTrailCsv, passedCsv:"+passedCsv,module); |
| if (UtilValidate.isNotEmpty(passedCsv)) { |
| csvTrail = passedCsv; |
| int lastComma = passedCsv.lastIndexOf(","); |
| String lastPassedContentId = null; |
| if (lastComma >= 0) { |
| lastPassedContentId = passedCsv.substring(lastComma + 1); |
| } else { |
| lastPassedContentId = passedCsv; |
| } |
| |
| if (UtilValidate.isNotEmpty(lastPassedContentId)) { |
| if (UtilValidate.isNotEmpty(trail)) { |
| Map<String, ? extends Object> nd = trail.get(0); |
| String firstTrailContentId = (String)nd.get("contentId"); |
| if (UtilValidate.isNotEmpty(firstTrailContentId) |
| && UtilValidate.isNotEmpty(lastPassedContentId) |
| && firstTrailContentId.equals(lastPassedContentId)) { |
| csvTrail += "," + ContentWorker.nodeTrailToCsv(trail.subList(1, trail.size())); |
| } else { |
| csvTrail += "," + ContentWorker.nodeTrailToCsv(trail); |
| } |
| } |
| } |
| } else { |
| csvTrail = ContentWorker.nodeTrailToCsv(trail); |
| } |
| } |
| //if (Debug.infoOn()) Debug.logInfo("in InjectNodeTrailCsv, csvTrail:"+csvTrail,module); |
| templateCtx.put("nodeTrailCsv", csvTrail); |
| return TransformControl.EVALUATE_BODY; |
| } |
| |
| @Override |
| public void close() throws IOException { |
| templateCtx.put("nodeTrailCsv", passedCsv); |
| String wrappedContent = buf.toString(); |
| out.write(wrappedContent); |
| } |
| }; |
| } |
| } |