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/*
* The MIT License
*
* Copyright 2022 Karate Labs Inc.
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
package com.intuit.karate.template;
import com.intuit.karate.graal.JsEngine;
import com.intuit.karate.graal.JsValue;
import java.util.HashMap;
import java.util.List;
import java.util.Locale;
import java.util.Map;
import java.util.Set;
import org.graalvm.polyglot.Value;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.thymeleaf.IEngineConfiguration;
import org.thymeleaf.context.IEngineContext;
import org.thymeleaf.context.IdentifierSequences;
import org.thymeleaf.engine.TemplateData;
import org.thymeleaf.expression.IExpressionObjects;
import org.thymeleaf.inline.IInliner;
import org.thymeleaf.model.IModelFactory;
import org.thymeleaf.model.IProcessableElementTag;
import org.thymeleaf.templatemode.TemplateMode;
import org.thymeleaf.templateresource.ITemplateResource;
/**
*
* @author pthomas3
*/
public class KarateEngineContext implements IEngineContext {
private static final Logger logger = LoggerFactory.getLogger(KarateEngineContext.class);
private static final ThreadLocal THREAD_LOCAL = new ThreadLocal();
private final IEngineContext wrapped;
private final JsEngine jsEngine;
private final Map context = new HashMap();
private boolean redirect;
public static KarateEngineContext initThreadLocal(IEngineContext wrapped, JsEngine engine) {
KarateEngineContext tec = new KarateEngineContext(wrapped, engine);
THREAD_LOCAL.set(tec);
return tec;
}
private KarateEngineContext(IEngineContext wrapped, JsEngine jsEngine) {
this.wrapped = wrapped;
this.jsEngine = jsEngine;
jsEngine.put("_", context);
}
public static KarateEngineContext get() {
return THREAD_LOCAL.get();
}
public static void set(KarateEngineContext kec) {
THREAD_LOCAL.set(kec);
}
public JsEngine getJsEngine() {
return jsEngine;
}
public String getCallerTemplateName() {
TemplateData td = wrapped.getTemplateData();
ITemplateResource tr = td.getTemplateResource();
if (tr instanceof KarateTemplateResource) {
KarateTemplateResource ktr = (KarateTemplateResource) tr;
return ktr.getCaller();
}
return null;
}
public String getTemplateName() {
return wrapped.getTemplateData().getTemplate();
}
public void setRedirect(boolean redirect) {
this.redirect = redirect;
}
public boolean isRedirect() {
return redirect;
}
public JsValue evalGlobal(String src) {
getVariableNames().forEach(name -> jsEngine.put(name, getVariable(name)));
try {
return jsEngine.eval(src);
} catch (Exception e) {
throw JsEngine.fromJsEvalException(src, e, null);
}
}
public JsValue evalLocalAsObject(String src) {
String temp;
if (src.startsWith("${")) {
temp = "`" + src + "`";
} else {
temp = "({" + src + "})";
}
return evalLocal(temp, true);
}
public JsValue evalLocal(String src, boolean returnValue) {
try {
Value value = jsEngine.evalWith(getVariableNames(), this::getVariable, src, returnValue);
return new JsValue(value);
} catch (Exception e) {
throw JsEngine.fromJsEvalException(src, e, null);
}
}
public void setLocal(String name, Object value) {
context.put(name, value);
}
@Override
public void increaseLevel() {
if (!context.isEmpty()) {
setVariables(context);
context.clear();
}
wrapped.increaseLevel();
}
@Override
public void setVariable(String name, Object value) {
wrapped.setVariable(name, value);
}
@Override
public void setVariables(Map variables) {
wrapped.setVariables(variables);
}
@Override
public void removeVariable(String name) {
wrapped.removeVariable(name);
}
@Override
public void setTemplateData(TemplateData template) {
wrapped.setTemplateData(template);
}
@Override
public void decreaseLevel() {
wrapped.decreaseLevel();
}
@Override
public boolean containsVariable(String name) {
return wrapped.containsVariable(name);
}
@Override
public Set getVariableNames() {
return wrapped.getVariableNames();
}
@Override
public Object getVariable(String name) {
return wrapped.getVariable(name);
}
@Override
public boolean isVariableLocal(String name) {
return wrapped.isVariableLocal(name);
}
@Override
public void setSelectionTarget(Object selectionTarget) {
wrapped.setSelectionTarget(selectionTarget);
}
@Override
public void setInliner(IInliner inliner) {
wrapped.setInliner(inliner);
}
@Override
public void setElementTag(IProcessableElementTag elementTag) {
wrapped.setElementTag(elementTag);
}
@Override
public List getElementStackAbove(int contextLevel) {
return wrapped.getElementStackAbove(contextLevel);
}
@Override
public int level() {
return wrapped.level();
}
@Override
public TemplateData getTemplateData() {
return wrapped.getTemplateData();
}
@Override
public TemplateMode getTemplateMode() {
return wrapped.getTemplateMode();
}
@Override
public List getTemplateStack() {
return wrapped.getTemplateStack();
}
@Override
public List getElementStack() {
return wrapped.getElementStack();
}
@Override
public Map getTemplateResolutionAttributes() {
return wrapped.getTemplateResolutionAttributes();
}
@Override
public IModelFactory getModelFactory() {
return wrapped.getModelFactory();
}
@Override
public boolean hasSelectionTarget() {
return wrapped.hasSelectionTarget();
}
@Override
public Object getSelectionTarget() {
return wrapped.getSelectionTarget();
}
@Override
public IInliner getInliner() {
return wrapped.getInliner();
}
@Override
public String getMessage(Class origin, String key, Object[] messageParameters, boolean useAbsent) {
return wrapped.getMessage(origin, key, messageParameters, useAbsent);
}
@Override
public String buildLink(String base, Map parameters) {
return wrapped.buildLink(base, parameters);
}
@Override
public IdentifierSequences getIdentifierSequences() {
return wrapped.getIdentifierSequences();
}
@Override
public IEngineConfiguration getConfiguration() {
return wrapped.getConfiguration();
}
@Override
public IExpressionObjects getExpressionObjects() {
return wrapped.getExpressionObjects();
}
@Override
public Locale getLocale() {
return wrapped.getLocale();
}
}
