Files
hellogithub/src/com/hellogithub/servlet/article/ArticlePublish.java
2023-07-06 22:58:57 +08:00

74 lines
3.0 KiB
Java

package com.hellogithub.servlet.article;
import com.alibaba.fastjson.JSONObject;
import com.hellogithub.service.UserService;
import com.hellogithub.service.articleService;
import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;
import java.io.IOException;
import java.io.PrintWriter;
import java.util.HashMap;
@WebServlet("/articlepublish")
public class ArticlePublish extends HttpServlet {
protected articleService articleservice = new articleService();
private UserService userservice = new UserService();
@Override
protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
doPost(req,resp);
}
@Override
protected void doPost(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
resp.setCharacterEncoding("UTF-8");
// 设置响应头允许ajax跨域访问
String curOrigin = req.getHeader("Origin");
resp.setHeader("Access-Control-Allow-Origin", curOrigin == null ? "true" : curOrigin);
resp.setHeader("Access-Control-Allow-Credentials", "true");
resp.setHeader("Access-Control-Allow-Methods", "POST, GET, OPTIONS, DELETE, HEAD");
resp.setHeader("Access-Control-Max-Age", "3600");
resp.setHeader("Access-Control-Allow-Headers", "access-control-allow-origin, authority, content-type, version-info, X-Requested-With");
resp.setContentType("application/json;charset=UTF-8");
PrintWriter writer = resp.getWriter();
HttpSession session = req.getSession();
if(session == null){
setResultError("用户未登录", writer);
writer.close();
}else{
String username = req.getParameter("username");
String articlecontent = req.getParameter("articleContent");
String articletitle = req.getParameter("articleTitle");
String articleico = req.getParameter("articleIco");
int userid = userservice.selectIdByName(username);
int bool = articleservice.insertArticle(
userid,articlecontent,articletitle,articleico
);
if(bool == 1){
setResultOk("发布成功",writer);
writer.close();
}else{
setResultError("发布失败", writer);
}
}
}
public void setResult(Integer code, String msg, PrintWriter writer) {
HashMap<String, Object> result = new HashMap<>();
result.put("code", code);
result.put("msg", msg);
String jsonString = JSONObject.toJSONString(result);
writer.println(jsonString);
writer.close();
}
public void setResultError(String msg, PrintWriter writer) {
setResult(500, msg, writer);
}
public void setResultOk(String msg, PrintWriter writer) {setResult(200, msg, writer);}
}