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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.FileUtils;
import com.intuit.karate.http.ServerConfig;
import com.intuit.karate.resource.Resource;
import com.intuit.karate.resource.ResourceResolver;
import java.io.File;
import java.io.InputStream;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.thymeleaf.context.ITemplateContext;
import org.thymeleaf.engine.AttributeName;
import org.thymeleaf.model.IProcessableElementTag;
import org.thymeleaf.processor.element.AbstractAttributeTagProcessor;
import org.thymeleaf.processor.element.IElementTagStructureHandler;
import org.thymeleaf.templatemode.TemplateMode;
/**
*
* @author pthomas3
*/
public class KaScriptAttrProcessor extends AbstractAttributeTagProcessor {
private static final Logger logger = LoggerFactory.getLogger(KaScriptAttrProcessor.class);
private static final String SRC = "src";
private final String hostContextPath;
private final ResourceResolver resourceResolver;
public KaScriptAttrProcessor(String dialectPrefix, ServerConfig config) {
super(TemplateMode.HTML, dialectPrefix, null, false, SRC, false, 1000, false);
resourceResolver = config.getResourceResolver();
hostContextPath = config.getHostContextPath();
}
@Override
protected void doProcess(ITemplateContext ctx, IProcessableElementTag tag, AttributeName an, String src, IElementTagStructureHandler sh) {
String scope = tag.getAttributeValue(getDialectPrefix(), KaScriptElemProcessor.SCOPE);
if (scope == null) {
if (hostContextPath != null) {
src = hostContextPath + src;
}
String noCache = tag.getAttributeValue(getDialectPrefix(), KaScriptElemProcessor.NOCACHE);
if (noCache != null) {
try {
Resource resource = resourceResolver.resolve(src);
if (resource.isFile()) {
File file = resource.getFile();
src = src + "?ts=" + file.lastModified();
}
} catch (Exception e) {
logger.warn("nocache failed: {}", e.getMessage());
}
sh.removeAttribute(getDialectPrefix(), KaScriptElemProcessor.NOCACHE);
}
sh.setAttribute(SRC, src);
return;
}
InputStream is = resourceResolver.resolve(src).getStream();
String js = FileUtils.toString(is);
if (KaScriptElemProcessor.LOCAL.equals(scope)) {
KarateEngineContext.get().evalLocal(js, false);
} else {
KarateEngineContext.get().evalGlobal(js);
}
sh.removeElement();
}
}