blog.rar_blog_jsp个人博客_个人博客系统_图片 上传 浏览_图片上传 浏览

package blog.servlet; import java.io.IOException; import java.io.PrintWriter; import java.util.List; import javax.servlet.ServletException; import javax.servlet.http.HttpServlet; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import javax.servlet.http.HttpSession; import blog.action.blog.AddArticle; import blog.action.blog.AllBlog; import blog.action.blog.BlogNumber; import blog.action.blog.DeleteBlog; import blog.action.blog.IndexBlog; import blog.action.blog.ReadBlog; import blog.action.blog.RecommendBlog; import blog.action.comment.Message; import blog.action.comment.NewMessage; import blog.action.pic.BigPic; import blog.action.pic.DeletePic; import blog.action.pic.NewPicture; import blog.action.pic.Pic; import blog.action.pic.ShowPicture; import blog.action.pic.UploadPicture; import blog.action.user.CheckCode; import blog.action.user.CheckEmail; import blog.action.user.CheckVerify; import blog.action.user.Login; import blog.action.user.Register; import blog.action.user.UpdateUser; import blog.dao.UserDao; import blog.entity.Blog; import blog.entity.Category; import blog.entity.Comment; import blog.entity.Picture; import blog.entity.User; import blog.factory.Factory; public class ActionServlet extends HttpServlet { private static final long serialVersionUID = 1L; @Override protected void service(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { HttpSession session=request.getSession(); String url = request.getRequestURI(); String path = url.substring(url.lastIndexOf("/"), url.lastIndexOf(".")); PrintWriter out = response.getWriter(); if (path.equals("/code")) {// 处理验证验证码的请求 out.print(CheckCode.execute(request, response)); } else if (path.equals("/email")) {// 处理邮箱验证请求 boolean flag = CheckEmail.execute(request, response); if (!flag) { System.out.println("邮箱可用"); out.print(true); } else { out.print(false); System.out.println("邮箱已存在"); } } else if (path.equals("/register")) {// 处理注册的请求 System.out.println("-------"); Register r = new Register(); if (r.execute(request, response) != null) {// 注册成功,跳转到邮箱验证页面 response.sendRedirect("verify_email.jsp"); } else { response.sendRedirect("register.jsp"); } } else if (path.equals("/verify")) {// 处理邮箱验证的请求 CheckVerify cv = new CheckVerify(); User user = cv.execute(request, response); if (user != null) {// 邮箱验证成功,跳转到登录页面 session = request.getSession(); session.setAttribute("user", user); response.sendRedirect("login.jsp"); } else { request.setAttribute("err", "输入的邮箱验证码不正确，请重新输入"); request.getRequestDispatcher("verify_email.jsp").forward( request, response); } } else if (path.equals("/login")) {// 处理登录的请求 Login login = new Login(); String opt = login.execute(request, response); if ("login".equals(opt)) { request.setAttribute("err", "输入的邮箱验证码不正确，请重新输入"); request.getRequestDispatcher("login.jsp").forward(request, response); } else if ("index".equals(opt)) { session = request.getSession(); User u = (User) session.getAttribute("loginUser"); response.sendRedirect("index.do?email=" + u.getEmail()); } else { response.sendRedirect("verify_email.jsp"); } }else if(path.equals("/page_login")){ Login login = new Login(); String opt = login.execute(request, response); System.out.println("opt->"+opt); if ("index".equals(opt)|| "login".equals(opt)) { String str=(String) session.getAttribute("previewUrl"); String s=str.substring(url.lastIndexOf("/")); System.out.println(s); response.sendRedirect(request.getContextPath()+s); } else { response.sendRedirect("verify_email.jsp"); } } else if (path.equals("/index")) { String hostBlog = request.getParameter("email"); session = request.getSession(); try { User u = (User) session.getAttribute("ViewUser"); if (hostBlog != null || u == null) { System.out.println(hostBlog + "============"); UserDao userDao = Factory.getUserDaoImpl(); User user = userDao.getUser(hostBlog); session.setAttribute("ViewUser", user); } // 查找博主被推荐的博文 RecommendBlog recommend = new RecommendBlog(); List<Blog> recBlogs = recommend.execute(request, response); System.out.println("recBlogs->" + recBlogs.size()); // 查找最新的博文 IndexBlog index = new IndexBlog(); List<Blog> blogs = index.execute(request, response); // 查找博文的分类和数量 BlogNumber number = new BlogNumber(); List<Category> list = number.execute(request, response); int amount = 0; for (Category c : list) { amount = amount + c.getCount(); } request.setAttribute("recommendBlog", recBlogs); request.setAttribute("list", list); request.setAttribute("amount", amount); request.setAttribute("blogs", blogs); request.getRequestDispatcher("index.jsp").forward(request, response); } catch (Exception e) { // TODO Auto-generated catch block e.printStackTrace(); } } else if (path.equals("/read_blog")) { ReadBlog read = new ReadBlog(); Blog blog = read.execute(request, response); NewMessage newMes = new NewMessage(); List<Comment> coms = newMes.execute(request, response); // 查找博主被推荐的博文 RecommendBlog recommend = new RecommendBlog(); List<Blog> recBlogs = recommend.execute(request, response); request.setAttribute("recommendBlog", recBlogs); request.setAttribute("coms", coms); request.setAttribute("blog", blog); request.getRequestDispatcher("read_blog.jsp").forward(request,response); } else if (path.equals("/delete_blog")) {// 用来处理删除博文的请求 DeleteBlog delete=new DeleteBlog(); delete.execute(request, response); response.sendRedirect("article.do"); } else if(path.equals("/article")){ //查找全部博文 AllBlog all=new AllBlog(); List<Blog> allBlogs=all.execute(request, response); BlogNumber number = new BlogNumber(); List<Category> list = number.execute(request, response); int amount = 0; for (Category c : list) { amount = amount + c.getCount(); } request.setAttribute("allBlogs", allBlogs); request.setAttribute("list", list); request.setAttribute("amount", amount); request.getRequestDispatcher("article.jsp").forward(request,response); }else if (path.equals("/upload_picture")) {// 用来处理上传图片的请求 UploadPicture upload = new UploadPicture(); upload.execute(request, response); response.sendRedirect("picture.do"); } else if (path.equals("/picture")) {// 用来获得picture.jsp页面中的信息 Pic p = new Pic(); List<String> list = p.execute(request, response); NewPicture newP = new NewPicture(); List<Picture> pics = newP.execute(request, response); request.setAttribute("pic_doc", list); request.setAttribute("show_pic", pics); request.getRequestDispatcher("picture.jsp").forward(request, response); } else if (path.equals("/show_picture")) {// 用来处理浏览图片辑中图片时的请求，用来查找图片辑中的图片 Pic p = new Pic(); List list = p.execute(request, response); NewPicture newP = new NewPicture(); request.setAttribute("pic_doc", list); List<Picture> newpics = newP.execute(request, response); request.setAttribute("new_pics", newpics); ShowPicture show = new ShowPicture(); List<Picture> pics = show.execute(request, response); request.setAttribute("show_pic", pics); request.getRequestDispatcher("picture.jsp").forward(request, response); } else if (path.equals("/add_article")) {// 用类处理发博文请求 AddArticle add = new AddArticle(); add.execute(request, response); String str=(String) session.getAttribute("previewUrl"); String s=str.substring(url.lastIndexOf("/")); response.sendRedirect(request.getContextPath(