로그인 및 로그아웃 구현

bigmtn1113 · Jun 18, 2020 · 5095626 · 5095626
1 parent 4fde3e6
commit 5095626
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Showing 9 changed files with 284 additions and 4 deletions.
diff --git a/WebContent/emailSendAction.jsp b/WebContent/emailSendAction.jsp
@@ -126,9 +126,18 @@
 				<li class="nav-item dropdown">
 					<a class="nav-link dropdown-toggle" id="dropdown" data-toggle="dropdown" href="#">회원관리</a>
 					<div class="dropdown-menu" aria-labelledby="dropdown">
+					<%
+						if (id == null) {
+					%>
 						<a class="dropdown-item" href="userLogin.jsp">로그인</a>
 						<a class="dropdown-item" href="userJoin.jsp">회원가입</a>
-						<a class="dropdown-item" href="userLogout.jsp">로그아웃</a>
+					<%
+						} else {
+					%>
+						<a class="dropdown-item" href="userLogoutAction.jsp">로그아웃</a>
+					<%
+						}
+					%>
 					</div>
 				</li>
 			</ul>

diff --git a/WebContent/emailSendConfirm.jsp b/WebContent/emailSendConfirm.jsp
@@ -0,0 +1,92 @@
+<%@page import="java.io.PrintWriter"%>
+<%@ page language="java" contentType="text/html; charset=UTF-8"
+    pageEncoding="UTF-8"%>
+<!DOCTYPE html>
+<html>
+<head>
+<meta charset="UTF-8">
+<!--
+	반응형 웹에 사용.
+	initial-scale: 페이지 처음 로드 시 초기 줌 레벨 설정
+	shrink-to-fit=no: 애플의 사파리 브라우저(11이전 버전)에 영향. 내용이 viewport보다 크면 내용을 줄여서 보여주는데 그것을 방지. 
+-->
+<meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no">
+<title>강의평가 웹 사이트</title>
+<link rel="stylesheet" href="./css/bootstrap.min.css">
+<link rel="stylesheet" href="./css/custom.css">
+</head>
+<body>
+
+	<%
+		String id = null;
+	
+		if (session.getAttribute("id") != null)
+			id = (String) session.getAttribute("id");
+		
+		if (id == null) {
+			PrintWriter writer = response.getWriter();
+			writer.println("<script>");
+			writer.println("alert('로그인을 해주세요.');");
+			writer.println("location.href='userLogin.jsp';");
+			writer.println("</script>");
+			writer.close();
+			return;
+		}
+	%>
+
+	<script src="./js/jquery.min.js"></script>
+	<script src="./js/popper.js"></script>
+	<script src="./js/bootstrap.min.js"></script>	<!-- 이 순서대로 라이브러리 불러와야함. bootstrap먼저 불러오면 안됨. -->
+
+	<nav class="navbar navbar-expand-lg navbar-light bg-light">
+		<a class="navbar-brand" href="index.jsp">강의평가 웹 사이트</a>
+		<!--
+			data-toggle="collapse": 정보를 접었다가 클릭하면 펼쳐짐
+			data-target="#abc": id="abc"와 연결. id는 접으려고 하는 컨텐츠
+		-->
+		<button class="navbar-toggler" type="button" data-toggle="collapse" data-target="#navbar">
+			<span class="navbar-toggler-icon"></span>
+		</button>
+		<div id="navbar" class="collapse navbar-collapse">
+			<ul class="navbar-nav mr-auto">
+				<li class="nav-item">
+					<a class="nav-link" href="index.jsp">메인</a>
+				</li>
+				<li class="nav-item dropdown">
+					<a class="nav-link dropdown-toggle" id="dropdown" data-toggle="dropdown" href="#">회원관리</a>
+					<div class="dropdown-menu" aria-labelledby="dropdown">
+					<%
+						if (id == null) {
+					%>
+						<a class="dropdown-item" href="userLogin.jsp">로그인</a>
+						<a class="dropdown-item" href="userJoin.jsp">회원가입</a>
+					<%
+						} else {
+					%>
+						<a class="dropdown-item" href="userLogoutAction.jsp">로그아웃</a>
+					<%
+						}
+					%>
+					</div>
+				</li>
+			</ul>
+			<form class="form-inline my-2 my-lg-0">
+				<input class="form-control mr-sm-2" type="search" placeholder="내용을 입력하세요." aria-label="Search">
+				<button class="btn btn-outline-success my-2 my-sm-0" type="submit">검색</button>
+			</form>
+		</div>
+	</nav>
+
+	<section class="container mt-3" style="max-width: 560px;">
+		<div class="alert alert-warning mt-4" role="alert">
+			이메일 주소 인증을 해야합니다.
+		</div>
+		<a href="emailSendAction.jsp" class="btn btn-primary">인증 메일 받기</a>
+	</section>
+
+	<footer class="bg-dark mt-4 p-5 text-center" style="color: #ffffff;">
+		Copyright &copy; 2020 홍길동 All Rights Reserved.
+	</footer>
+
+</body>
+</html>
diff --git a/WebContent/index.jsp b/WebContent/index.jsp
@@ -1,3 +1,5 @@
+<%@page import="user.UserDao"%>
+<%@page import="java.io.PrintWriter"%>
 <%@ page language="java" contentType="text/html; charset=UTF-8"
     pageEncoding="UTF-8"%>
 <!DOCTYPE html>
@@ -16,6 +18,35 @@
 </head>
 <body>
 
+	<%
+		String id = null;
+	
+		if (session.getAttribute("id") != null)
+			id = (String) session.getAttribute("id");
+		
+		if (id == null) {
+			PrintWriter writer = response.getWriter();
+			writer.println("<script>");
+			writer.println("alert('로그인을 해주세요.');");
+			writer.println("location.href='userLogin.jsp';");
+			writer.println("</script>");
+			writer.close();
+			return;
+		}
+		
+		UserDao userDao = new UserDao();
+		char emailChecked = userDao.getEmailChecked(id).charAt(0);
+		
+		if (emailChecked == '0') {
+			PrintWriter writer = response.getWriter();
+			writer.println("<script>");
+			writer.println("location.href='emailSendConfirm.jsp';");
+			writer.println("</script>");
+			writer.close();
+			return;
+		}
+	%>
+
 	<script src="./js/jquery.min.js"></script>
 	<script src="./js/popper.js"></script>
 	<script src="./js/bootstrap.min.js"></script>	<!-- 이 순서대로 라이브러리 불러와야함. bootstrap먼저 불러오면 안됨. -->
@@ -37,9 +68,18 @@
 				<li class="nav-item dropdown">
 					<a class="nav-link dropdown-toggle" id="dropdown" data-toggle="dropdown" href="#">회원관리</a>
 					<div class="dropdown-menu" aria-labelledby="dropdown">
+					<%
+						if (id == null) {
+					%>
 						<a class="dropdown-item" href="userLogin.jsp">로그인</a>
 						<a class="dropdown-item" href="userJoin.jsp">회원가입</a>
-						<a class="dropdown-item" href="userLogout.jsp">로그아웃</a>
+					<%
+						} else {
+					%>
+						<a class="dropdown-item" href="userLogoutAction.jsp">로그아웃</a>
+					<%
+						}
+					%>
 					</div>
 				</li>
 			</ul>

diff --git a/WebContent/userJoin.jsp b/WebContent/userJoin.jsp
@@ -1,3 +1,4 @@
+<%@page import="java.io.PrintWriter"%>
 <%@ page language="java" contentType="text/html; charset=UTF-8"
     pageEncoding="UTF-8"%>
 <!DOCTYPE html>
@@ -16,6 +17,23 @@
 </head>
 <body>
 
+	<%
+		String id = null;
+	
+		if (session.getAttribute("id") != null)
+			id = (String) session.getAttribute("id");
+		
+		if (id != null) {
+			PrintWriter writer = response.getWriter();
+			writer.println("<script>");
+			writer.println("alert('이미 로그인 된 상태입니다.');");
+			writer.println("location.href='index.jsp';");
+			writer.println("</script>");
+			writer.close();
+			return;
+		}
+	%>
+
 	<script src="./js/jquery.min.js"></script>
 	<script src="./js/popper.js"></script>
 	<script src="./js/bootstrap.min.js"></script>	<!-- 이 순서대로 라이브러리 불러와야함. bootstrap먼저 불러오면 안됨. -->
@@ -37,9 +55,18 @@
 				<li class="nav-item dropdown">
 					<a class="nav-link dropdown-toggle" id="dropdown" data-toggle="dropdown" href="#">회원관리</a>
 					<div class="dropdown-menu" aria-labelledby="dropdown">
+					<%
+						if (id == null) {
+					%>
 						<a class="dropdown-item" href="userLogin.jsp">로그인</a>
 						<a class="dropdown-item active" href="userJoin.jsp">회원가입</a>
-						<a class="dropdown-item" href="userLogout.jsp">로그아웃</a>
+					<%
+						} else {
+					%>
+						<a class="dropdown-item" href="userLogoutAction.jsp">로그아웃</a>
+					<%
+						}
+					%>
 					</div>
 				</li>
 			</ul>

diff --git a/WebContent/userJoinAction.jsp b/WebContent/userJoinAction.jsp
@@ -8,6 +8,20 @@
 	request.setCharacterEncoding("UTF-8");
 
 	String id = null;
+	
+	if (session.getAttribute("id") != null)
+		id = (String) session.getAttribute("id");
+	
+	if (id != null) {
+		PrintWriter writer = response.getWriter();
+		writer.println("<script>");
+		writer.println("alert('이미 로그인 된 상태입니다.');");
+		writer.println("location.href='index.jsp';");
+		writer.println("</script>");
+		writer.close();
+		return;
+	}
+
 	String pw = null;
 	String email = null;
 	

diff --git a/WebContent/userLogin.jsp b/WebContent/userLogin.jsp
@@ -1,3 +1,4 @@
+<%@page import="java.io.PrintWriter"%>
 <%@ page language="java" contentType="text/html; charset=UTF-8"
     pageEncoding="UTF-8"%>
 <!DOCTYPE html>
@@ -16,6 +17,23 @@
 </head>
 <body>
 
+	<%
+		String id = null;
+	
+		if (session.getAttribute("id") != null)
+			id = (String) session.getAttribute("id");
+		
+		if (id != null) {
+			PrintWriter writer = response.getWriter();
+			writer.println("<script>");
+			writer.println("alert('이미 로그인 된 상태입니다.');");
+			writer.println("location.href='index.jsp';");
+			writer.println("</script>");
+			writer.close();
+			return;
+		}
+	%>
+
 	<script src="./js/jquery.min.js"></script>
 	<script src="./js/popper.js"></script>
 	<script src="./js/bootstrap.min.js"></script>	<!-- 이 순서대로 라이브러리 불러와야함. bootstrap먼저 불러오면 안됨. -->
@@ -37,9 +55,18 @@
 				<li class="nav-item dropdown">
 					<a class="nav-link dropdown-toggle" id="dropdown" data-toggle="dropdown" href="#">회원관리</a>
 					<div class="dropdown-menu" aria-labelledby="dropdown">
+					<%
+						if (id == null) {
+					%>
 						<a class="dropdown-item active" href="userLogin.jsp">로그인</a>
 						<a class="dropdown-item" href="userJoin.jsp">회원가입</a>
-						<a class="dropdown-item" href="userLogout.jsp">로그아웃</a>
+					<%
+						} else {
+					%>
+						<a class="dropdown-item" href="userLogoutAction.jsp">로그아웃</a>
+					<%
+						}
+					%>
 					</div>
 				</li>
 			</ul>

diff --git a/WebContent/userLoginAction.jsp b/WebContent/userLoginAction.jsp
@@ -0,0 +1,65 @@
+<%@page import="util.Sha256"%>
+<%@page import="user.UserDto"%>
+<%@page import="user.UserDao"%>
+<%@page import="java.io.PrintWriter"%>
+<%@ page language="java" contentType="text/html; charset=UTF-8"
+    pageEncoding="UTF-8"%>
+<%
+	request.setCharacterEncoding("UTF-8");
+
+	String id = null;
+	String pw = null;
+	
+	if (request.getParameter("id") != null)
+		id = request.getParameter("id");
+	if (request.getParameter("pw") != null)
+		pw = request.getParameter("pw");
+	
+	if (id == null || pw == null || id.equals("") || pw.equals("")) {
+		PrintWriter writer = response.getWriter();
+		writer.println("<script>");
+		writer.println("alert('입력되지 않은 항목이 있습니다.');");
+		writer.println("history.back();");
+		writer.println("</script>");
+		writer.close();
+		return;
+	}
+	
+	UserDao userDao = new UserDao();
+	int result = userDao.login(id, pw);
+	
+	if (result == 1) {
+		session.setAttribute("id", id);
+		
+		PrintWriter writer = response.getWriter();
+		writer.println("<script>");
+		writer.println("location.href='index.jsp'");
+		writer.println("</script>");
+		writer.close();
+		return;
+	} else if (result == 0){
+		PrintWriter writer = response.getWriter();
+		writer.println("<script>");
+		writer.println("alert('비밀번호가 일치하지 않습니다.');");
+		writer.println("history.back();");
+		writer.println("</script>");
+		writer.close();
+		return;
+	} else if (result == -1){
+		PrintWriter writer = response.getWriter();
+		writer.println("<script>");
+		writer.println("alert('존재하지 않는 아이디입니다.');");
+		writer.println("history.back();");
+		writer.println("</script>");
+		writer.close();
+		return;
+	} else if (result == -2){
+		PrintWriter writer = response.getWriter();
+		writer.println("<script>");
+		writer.println("alert('데이터베이스 오류가 발생했습니다.');");
+		writer.println("history.back();");
+		writer.println("</script>");
+		writer.close();
+		return;
+	}
+%>
diff --git a/WebContent/userLogoutAction.jsp b/WebContent/userLogoutAction.jsp
@@ -0,0 +1,6 @@
+<%@ page language="java" contentType="text/html; charset=UTF-8"
+    pageEncoding="UTF-8"%>
+<%
+	session.invalidate();
+	response.sendRedirect("index.jsp");
+%>
diff --git a/result_image/5_emailConfirmPage.png b/result_image/5_emailConfirmPage.png