/*
* #%L
* BroadleafCommerce Open Admin Platform
* %%
* Copyright (C) 2009 - 2013 Broadleaf Commerce
* %%
* Licensed 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.
* #L%
*/
package org.broadleafcommerce.openadmin.web.processor;
import org.broadleafcommerce.openadmin.web.rulebuilder.dto.FieldWrapper;
import org.broadleafcommerce.openadmin.web.rulebuilder.service.RuleBuilderFieldService;
import org.broadleafcommerce.openadmin.web.rulebuilder.service.RuleBuilderFieldServiceFactory;
import org.springframework.context.ApplicationContext;
import org.springframework.stereotype.Component;
import org.thymeleaf.Arguments;
import org.thymeleaf.dom.Element;
import org.thymeleaf.processor.element.AbstractLocalVariableDefinitionElementProcessor;
import org.thymeleaf.spring3.context.SpringWebContext;
import org.thymeleaf.standard.expression.Expression;
import org.thymeleaf.standard.expression.StandardExpressions;
import java.util.HashMap;
import java.util.Map;
/**
* @author Elbert Bautista (elbertbautista)
*/
@Component("blAdminFieldBuilderProcessor")
public class AdminFieldBuilderProcessor extends AbstractLocalVariableDefinitionElementProcessor {
private RuleBuilderFieldServiceFactory ruleBuilderFieldServiceFactory;
/**
* Sets the name of this processor to be used in Thymeleaf template
*/
public AdminFieldBuilderProcessor() {
super("admin_field_builder");
}
@Override
public int getPrecedence() {
return 100;
}
protected void initServices(Arguments arguments) {
final ApplicationContext applicationContext = ((SpringWebContext) arguments.getContext()).getApplicationContext();
if (ruleBuilderFieldServiceFactory == null) {
ruleBuilderFieldServiceFactory = (RuleBuilderFieldServiceFactory)
applicationContext.getBean("blRuleBuilderFieldServiceFactory");
}
}
@Override
protected Map<String, Object> getNewLocalVariables(Arguments arguments, Element element) {
initServices(arguments);
FieldWrapper fieldWrapper = new FieldWrapper();
Expression expression = (Expression) StandardExpressions.getExpressionParser(arguments.getConfiguration())
.parseExpression(arguments.getConfiguration(), arguments, element.getAttributeValue("fieldBuilder"));
String fieldBuilder = (String) expression.execute(arguments.getConfiguration(), arguments);
if (fieldBuilder != null) {
RuleBuilderFieldService ruleBuilderFieldService = ruleBuilderFieldServiceFactory.createInstance(fieldBuilder);
if (ruleBuilderFieldService != null) {
fieldWrapper = ruleBuilderFieldService.buildFields();
}
}
Map<String, Object> newVars = new HashMap<String, Object>();
newVars.put("fieldWrapper", fieldWrapper);
return newVars;
}
@Override
protected boolean removeHostElement(Arguments arguments, Element element) {
return false;
}
}