package bdqn.newsManageServlet.Servlet;
import java.io.File;
import java.io.IOException;
import java.io.PrintWriter;
import java.util.Arrays;
import java.util.List;
import javax.servlet.ServletContext;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.apache.commons.fileupload.FileItem;
import org.apache.commons.fileupload.FileItemFactory;
import org.apache.commons.fileupload.FileUploadException;
import org.apache.commons.fileupload.disk.DiskFileItemFactory;
import org.apache.commons.fileupload.servlet.ServletFileUpload;
import bdqn.newsManageServlet.Dao.newsTbDao;
import bdqn.newsManageServlet.Dao.Impl.newsTbDaoImpl;
import bdqn.newsManageServlet.Service.categoryTBService;
import bdqn.newsManageServlet.Service.Impl.categoryTBServiceImpl;
import bdqn.newsManageServlet.entity.categoryTB;
import bdqn.newsManageServlet.entity.newsTb;
public class doNewsModifyServlet extends HttpServlet {
public void destroy() {
super.destroy();
}
public void doGet(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
response.setContentType("text/html;charset=utf-8");
PrintWriter out = response.getWriter();
request.setCharacterEncoding("utf-8");
newsTb news = new newsTb();
String categoryName = "";
String title = "";
String author = "";
String summary = "";
String content = "";
String picPath = "";
int id = 0;
int newsid=0;
boolean ismutipart=ServletFileUpload.isMultipartContent(request);
if(ismutipart){
FileItemFactory fac = new DiskFileItemFactory();
ServletFileUpload fileUpload = new ServletFileUpload(fac);
List<FileItem> fileItemlist;
try {
fileItemlist = fileUpload.parseRequest(request);
try {
for (FileItem item : fileItemlist) {
if (item.isFormField()) {
String fileName = item.getFieldName();
if (fileName.equals("slt")) {
categoryName = item.getString("utf-8");
categoryTBService cateService = new categoryTBServiceImpl();
categoryTB cate = cateService
.getCategoryIdByName(categoryName);
id = cate.getCategoryID();
} else if (fileName.equals("title")) {
title = item.getString("utf-8");
} else if (fileName.equals("author")) {
author = item.getString("utf-8");
} else if (fileName.equals("summary")) {
summary = item.getString("utf-8");
} else if (fileName.equals("content")) {
content = item.getString("utf-8");
}else if(fileName.equals("newsid")){
newsid=Integer.parseInt(item.getString());
}
}else{
String fullfile = item.getName();
File file1 = new File(fullfile);
List<String> fileType = Arrays.asList("gif", "bmp",
"jpg");
String ext = fullfile.substring(fullfile
.lastIndexOf(".") + 1);
if (fileType.contains(ext)) {
String filename = file1.getName();
ServletContext application=this.getServletContext();
String uploadPath = application
.getRealPath("adminManage/");
File file2 = new File(uploadPath, filename);
item.write(file2);
picPath = file2.toString();
}
else {
request.setAttribute("mesg", "文件类型只能是图片类型");
request.getRequestDispatcher("adminManage/modifyNews.jsp?newsid="+newsid+"")
.forward(request, response);
return;
}
}
}
} catch (Exception ex) {
ex.printStackTrace();
}
} catch (FileUploadException e) {
e.printStackTrace();
}
}
newsTbDao ndao = new newsTbDaoImpl();
news.setCategoryID(id);
news.setTitle(title);
news.setSummary(summary);
news.setContent(content);
news.setAuthor(author);
news.setPicPath(picPath);
news.setNewsID(newsid);
int rel = ndao.updateNewsTb(news);
if (rel > 0) {
out.print("<script>alert('修改成功!');location.href='adminManage/editNews.jsp';</script>");
} else {
request.setAttribute("msge", "修改失败!");
request.getRequestDispatcher("adminManage/modifyNews.jsp").forward(request,
response);
}
}
public void doPost(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
doGet(request, response);
}
public void init() throws ServletException {
}
}
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