| /******************************************************************************* |
| * 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.ofbiz.webapp.ftl; |
| |
| import java.io.IOException; |
| import java.io.Writer; |
| import java.util.Map; |
| import java.util.Set; |
| import javax.servlet.http.HttpServletRequest; |
| |
| import org.apache.ofbiz.widget.model.MultiBlockHtmlTemplateUtil; |
| |
| import freemarker.core.Environment; |
| import freemarker.ext.beans.BeanModel; |
| import freemarker.template.TemplateModelException; |
| import freemarker.template.TemplateTransformModel; |
| |
| /** |
| * Render the externalized script tags collected from the "html-template" tag where multi-block = true |
| */ |
| public class ScriptTagsFooterTransform implements TemplateTransformModel { |
| |
| private static final String MODULE = CsrfTokenAjaxTransform.class.getName(); |
| |
| @Override |
| public final Writer getWriter(Writer out, @SuppressWarnings("rawtypes") Map args) |
| throws TemplateModelException, IOException { |
| |
| return new Writer(out) { |
| |
| @Override |
| public void close() throws IOException { |
| try { |
| Environment env = Environment.getCurrentEnvironment(); |
| BeanModel req = (BeanModel) env.getVariable("request"); |
| if (req != null) { |
| HttpServletRequest request = (HttpServletRequest) req.getWrappedObject(); |
| Set<String> scriptSrcSet = MultiBlockHtmlTemplateUtil.getScriptLinksForFoot(request); |
| if (scriptSrcSet != null) { |
| String srcList = ""; |
| for (String scriptSrc : scriptSrcSet) { |
| srcList += ("<script src=\"" + scriptSrc + "\" type=\"application/javascript\"></script>\n"); |
| } |
| out.write(srcList); |
| } |
| } |
| return; |
| } catch (Exception e) { |
| throw new IOException(e.getMessage()); |
| } |
| } |
| |
| @Override |
| public void flush() throws IOException { |
| out.flush(); |
| } |
| |
| @Override |
| public void write(char[] cbuf, int off, int len) { |
| } |
| }; |
| |
| } |
| } |