| /* |
| * 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.sling.scripting.esx; |
| |
| import java.io.IOException; |
| import java.io.Reader; |
| import javax.script.Bindings; |
| import javax.script.ScriptContext; |
| import javax.script.ScriptException; |
| import org.apache.sling.api.resource.Resource; |
| import org.apache.sling.api.scripting.SlingScriptHelper; |
| import org.apache.sling.scripting.api.AbstractSlingScriptEngine; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| |
| public class EsxScriptEngine extends AbstractSlingScriptEngine { |
| |
| private final Logger log = LoggerFactory.getLogger(getClass()); |
| |
| public EsxScriptEngine(EsxScriptEngineFactory scriptEngineFactory) { |
| super(scriptEngineFactory); |
| } |
| |
| @Override |
| public Object eval(Reader reader, ScriptContext context) throws ScriptException { |
| log.debug("starting to eval ESX Script"); |
| Bindings bindings = context.getBindings(ScriptContext.ENGINE_SCOPE); |
| SlingScriptHelper scriptHelper = (SlingScriptHelper) bindings.get("sling"); |
| Resource scriptResource = scriptHelper.getScript().getScriptResource(); |
| Resource resource = scriptHelper.getRequest().getResource(); |
| |
| ModuleScript moduleScript = new ModuleScript(ModuleScript.JS_FILE, scriptResource); |
| //public Module (EsxScriptEngineFactory factory, Resource resource, ModuleScript moduleScript, String id, Module parent, SlingScriptHelper scriptHelper) throws ScriptException { |
| |
| Module module = new Module( |
| (EsxScriptEngineFactory) getFactory(), |
| resource, moduleScript, scriptResource.getPath(), null, |
| scriptHelper, |
| Module.LOADER_JS |
| ); |
| |
| try { |
| Object moduleResults = module.require(scriptResource.getPath()); |
| |
| String result = ((EsxScriptEngineFactory) getFactory()).getNashornEngine().eval( |
| "if(exports.render && typeof exports.render === 'function') { exports.render('test'); }" |
| + " else if(typeof exports === 'class') { new exports().render('function') } else {" |
| + "'You need to define either a render function or export an object with a render method'; }", module).toString(); |
| |
| context.getWriter().write(result); |
| |
| } catch (IOException ex) { |
| throw new ScriptException(ex); |
| } |
| |
| return null; |
| } |
| } |