package com.kingschan.blog.common.freemarker.directive.home;
import java.io.IOException;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import org.jsoup.Jsoup;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;
import com.kingschan.blog.model.vo.ArticleVo;
import com.kingschan.blog.dao.Pagination;
import com.kingschan.blog.services.ArticleService;
import freemarker.core.Environment;
import freemarker.template.ObjectWrapper;
import freemarker.template.TemplateDirectiveBody;
import freemarker.template.TemplateDirectiveModel;
import freemarker.template.TemplateException;
import freemarker.template.TemplateModel;
/**
*
* <pre>
* 类名称:CategoryDirective
* 类描述:
* 创建人:陈国祥 (kingschan)
* 创建时间:2016-2-20 上午9:28:48
* 修改人:Administrator
* 修改时间:2016-2-20 上午9:28:48
* 修改备注:
* @version V1.0
* </pre>
*/
@Component("HomeArticle")
public class HomeArticleDirective implements TemplateDirectiveModel {
@Autowired
private ArticleService article_serv;
@SuppressWarnings("unchecked")
@Override
public void execute(Environment env, @SuppressWarnings("rawtypes") Map params, TemplateModel[] tm, TemplateDirectiveBody body)
throws TemplateException, IOException {
List<ArticleVo> lis=null;
try {
int page =params.containsKey("page")&¶ms.get("page").toString().matches("\\d+")?Integer.valueOf(params.get("page").toString()):1;
int limit =params.containsKey("limit")&¶ms.get("limit").toString().matches("\\d+")?Integer.valueOf(params.get("limit").toString()):10;
String category=params.containsKey("category")?params.get("category").toString():"";//类型
String fulltext=params.containsKey("fulltext")?params.get("fulltext").toString():"";//全文检索
Map<String, Object> map = new HashMap<String, Object>();
Pagination p=null;
if (!category.isEmpty()) {
map.put("category", params.get("category").toString());
} if (!fulltext.isEmpty()) {
//全文检索
p=article_serv.getHomeFullTextSearch(page, limit, fulltext, "articleTitle","articleText.articleContent","id");
}else{
p=article_serv.getHomeArticleList(page,limit, map);
}
if (fulltext.isEmpty()) {
lis=(List<ArticleVo>) p.getData();
String summary=null;
for (ArticleVo article : lis) {
if (null==article.getArticleSummary()||article.getArticleSummary().isEmpty()) {
summary=Jsoup.parse(article.getArticleContent()).text();
summary=summary.length()>300? summary.substring(0,300):summary;
}else {
summary=Jsoup.parse(article.getArticleSummary()).text();
}
article.setArticleSummary(summary);
}
p.setData(lis);
}
env.setVariable("article_lis", ObjectWrapper.DEFAULT_WRAPPER.wrap(p.getData()));
env.setVariable("page", ObjectWrapper.DEFAULT_WRAPPER.wrap(p));
body.render(env.getOut());
} catch (Exception e) {
e.printStackTrace();
}
}
}