package com.jeecms.cms.action.directive;
import static com.jeecms.common.web.freemarker.DirectiveUtils.OUT_BEAN;
import static freemarker.template.ObjectWrapper.DEFAULT_WRAPPER;
import java.io.IOException;
import java.util.HashMap;
import java.util.Map;
import org.springframework.beans.factory.annotation.Autowired;
import com.jeecms.cms.entity.assist.CmsAdvertising;
import com.jeecms.cms.manager.assist.CmsAdvertisingMng;
import com.jeecms.common.web.freemarker.DirectiveUtils;
import freemarker.core.Environment;
import freemarker.template.TemplateDirectiveBody;
import freemarker.template.TemplateDirectiveModel;
import freemarker.template.TemplateException;
import freemarker.template.TemplateModel;
/**
* 广告对象标签
*
* @author liufang
*
*/
public class CmsAdvertisingDirective implements TemplateDirectiveModel {
/**
* 输入参数，广告ID。
*/
public static final String PARAM_ID = "id";
@SuppressWarnings("unchecked")
public void execute(Environment env, Map params, TemplateModel[] loopVars,
TemplateDirectiveBody body) throws TemplateException, IOException {
Integer id = DirectiveUtils.getInt(PARAM_ID, params);
CmsAdvertising ad = null;
if (id != null) {
ad = cmsAdvertisingMng.findById(id);
}
Map<String, TemplateModel> paramWrap = new HashMap<String, TemplateModel>(
params);
paramWrap.put(OUT_BEAN, DEFAULT_WRAPPER.wrap(ad));
Map<String, TemplateModel> origMap = DirectiveUtils
.addParamsToVariable(env, paramWrap);
body.render(env.getOut());
DirectiveUtils.removeParamsFromVariable(env, paramWrap, origMap);
}
@Autowired
private CmsAdvertisingMng cmsAdvertisingMng;
}