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[Spring] 5. 웹사이트 만들기 ④ : 로그인, 로그아웃, 탭 이름 본문

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[Spring] 5. 웹사이트 만들기 ④ : 로그인, 로그아웃, 탭 이름

upcake_ 2020. 7. 6. 12:27
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https://github.com/upcake/Class_Examples

교육 중에 작성한 예제들은 깃허브에 올려두고 있습니다. 

gif 파일은 클릭해서 보는 것이 정확합니다.

 - 웹사이트 만들기 ④ : 로그인, 로그아웃, 탭 이름 -

▲작동 화면

 

package member;

import java.util.HashMap;

public interface MemberService {
	//회원가입시 회원 정보 저장
	boolean member_insert(MemberVO vo);
	
	//마이페이지에서 회원 정보 확인
	MemberVO member_select(String id);
	
	//로그인 처리
	//HashMap : 키와 밸류를 갖는 데이터 타입
	//Map : 사물함, Key : 열쇠, Value : 자료
	MemberVO member_login(HashMap<String, String> map);
	
	//아이디 중복 확인
	boolean member_id_check(String id);
	
	//마이페이지에서 회원 정보 변경 저장
	boolean member_update(MemberVO vo);

	//회원 정보 탈퇴
	boolean member_delete(String id);
}

▲MemberService.java

 

package member;

public class MemberVO {
	private String name, id, pw, addr, tel, gender, birth, post, email, admin;	
	public String getName() {
		return name;
	}
	public void setName(String name) {
		this.name = name;
	}
	public String getId() {
		return id;
	}
	public void setId(String id) {
		this.id = id;
	}
	public String getPw() {
		return pw;
	}
	public void setPw(String pw) {
		this.pw = pw;
	}
	public String getAddr() {
		return addr;
	}
	public void setAddr(String addr) {
		this.addr = addr;
	}
	public String getTel() {
		return tel;
	}
	public void setTel(String tel) {
		this.tel = tel;
	}
	public String getGender() {
		return gender;
	}
	public void setGender(String gender) {
		this.gender = gender;
	}
	public String getBirth() {
		return birth;
	}
	public void setBirth(String birth) {
		this.birth = birth;
	}
	public String getPost() {
		return post;
	}
	public void setPost(String post) {
		this.post = post;
	}
	public String getEmail() {
		return email;
	}
	public void setEmail(String email) {
		this.email = email;
	}
	public String getAdmin() {
		return admin;
	}
	public void setAdmin(String admin) {
		this.admin = admin;
	}
	public int getAge() {
		return age;
	}
	public void setAge(int age) {
		this.age = age;
	}
	private int age;
}

▲MemberVO.java

 

package member;

import java.util.HashMap;

import org.apache.ibatis.session.SqlSession;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Repository;

@Repository
public class MemberDAO implements MemberService {
	@Autowired private SqlSession sql; //이미 만들어둔 SqlSession을 이용하기 위해 Autowired를 사용한다
	
	@Override
	public boolean member_insert(MemberVO vo) {
		// TODO Auto-generated method stub
		return false;
	}

	@Override
	public MemberVO member_select(String id) {
		// TODO Auto-generated method stub
		return null;
	}

	@Override
	public MemberVO member_login(HashMap<String, String> map) {
		return sql.selectOne("member.mapper.login", map);
	}

	@Override
	public boolean member_id_check(String id) {
		// TODO Auto-generated method stub
		return false;
	}

	@Override
	public boolean member_update(MemberVO vo) {
		// TODO Auto-generated method stub
		return false;
	}

	@Override
	public boolean member_delete(String id) {
		// TODO Auto-generated method stub
		return false;
	}

}

▲MemberDAO.java

 

package com.hanul.iot;

import java.util.HashMap;

import javax.servlet.http.HttpSession;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.ResponseBody;

import member.MemberServiceImpl;
import member.MemberVO;

@Controller
public class MemberController {
	@Autowired private MemberServiceImpl service;
	
	//로그인 요청
	@ResponseBody @RequestMapping("/login")
	public String login(String id, String pw, HttpSession session) {
		//화면에서 입력한 아이디와 비밀번호가 일치하는 회원 정보가 DB에 있는지 확인하여
		HashMap<String, String> map = new HashMap<String, String>();
		
		map.put("id", id);
		map.put("pw", pw);
		MemberVO vo = service.member_login(map);

		//일치하는 회원 정보가 있다면 회원 정보를 세션에 담는다
		session.setAttribute("login_info", vo);
		
		return vo == null ? "false" : "true";
	}
	
	//로그아웃 요청
	@ResponseBody @RequestMapping("/logout")
	public void logout(HttpSession session) {
		session.removeAttribute("login_info");
	}
	
	//회원가입 화면 요청
	@RequestMapping("/member")
	public String member() {
		return "member/join";
	}
}

/* 이클립스 디버깅
		F5 해당 라인 시작, 함수가 있다면 함수 속으로 들어간다.
		F6 해당 라인 시작, 함수가 있어도 들어가지 않고 결과만 가지고 현재 라인 끝까지 실행.
		F7 현재 함수의 끝까지 실행하여 현재 함수를 벗어난다.
		F8 다음 브레이크 포인트까지 한번엔 실행

*/

▲MemberController.java

 

package member;

import java.util.HashMap;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

@Service
public class MemberServiceImpl implements MemberService {
	@Autowired private MemberDAO dao;
	
	@Override
	public boolean member_insert(MemberVO vo) {
		// TODO Auto-generated method stub
		return false;
	}

	@Override
	public MemberVO member_select(String id) {
		// TODO Auto-generated method stub
		return null;
	}

	@Override
	public MemberVO member_login(HashMap<String, String> map) {
		return dao.member_login(map);
	}

	@Override
	public boolean member_id_check(String id) {
		// TODO Auto-generated method stub
		return false;
	}

	@Override
	public boolean member_update(MemberVO vo) {
		// TODO Auto-generated method stub
		return false;
	}

	@Override
	public boolean member_delete(String id) {
		// TODO Auto-generated method stub
		return false;
	}

}

▲MemberServiceImpl.java

 

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
<mapper namespace="member.mapper">

<select id="login" resultType="member.MemberVO">
	SELECT * FROM member WHERE id=#{id} AND pw=#{pw}
</select>

</mapper>

▲member-mapper.xml

 

<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
	xmlns:context="http://www.springframework.org/schema/context"
	xsi:schemaLocation="http://www.springframework.org/schema/beans https://www.springframework.org/schema/beans/spring-beans.xsd
		http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-3.1.xsd">
	
	<!-- Root Context: defines shared resources visible to all other web components -->
	<import resource="classpath:data/*.xml" />
		
	<!-- context에 member를 적음으로써 Autowired의 스캔 범위에 member가 추가된다. -->
	<context:component-scan base-package="member, customer"/>
</beans>

▲root-context.xml

 

<%@ page language="java" contentType="text/html; charset=UTF-8" pageEncoding="UTF-8"%>
<%@ taglib prefix="core" uri="http://java.sun.com/jsp/jstl/core" %>
<!-- 스프링은 따로 라이브러리를 설치하지 않아도 다운 받을 라이브러리를 설정할 수 있다. -->
<!-- 그 중에 jstl 라이브러리도 있기 때문에 사용할 수 있는것 -->
<!-- 라이브러리 목록은 iot/pom.xml, c:\사용자\.m2에서 확인가능 -->

<link rel="stylesheet" type="text/css" href="css/common.css?v=<%=new java.util.Date().getTime() %>">
<!-- rel : 형태는 스타일 시트, 타입은 텍스트로된 css -->
<!-- 주소 뒤에 ?v=로 버전관리를 할 수 있다 -->
<!-- Date()가 임포트가 안될경우 패키지명을 직접 지정해도 된다. -->

<!-- 어느 페이지에 가도 인클루드 되어있는 헤더에 jQuery 선언문을 넣는다. -->
<script type="text/javascript" src="https://code.jquery.com/jquery-3.5.1.min.js"></script>

<style>
header ul, header ul li {
	margin: 0;
	padding: 0;
	display: inline;
}

header .category {
	font-size: 18px;
}

header .category ul li:not(:first-child) { /* 첫번째 li만 빼고 지정 */
	padding-left: 30px;
}

header .category ul li a:hover, header .category ul li a.active {
	font-weight: bold;
	color: #0000cd;
}

header #userid, header #userpw {
	width: 100px;
	height: 18px;
	font-size: 14px;
}

header ul li input { display:block; }

</style>
<header style="border-bottom: 1px solid #ccc; padding: 15px 0; text-align: left">
	<div class="category" style="margin-left: 100px;"> 
		<ul>
			<li><a href="<core:url value='/' />"><img src="img/logo.png" /></a></li>
			<li><a href='list.cu' ${category eq 'cu' ? "class='active'" : '' } >고객 관리</a></li>
			<li><a href='list.no'>공지사항</a></li>
			<li><a href='list.bo'>방명록</a></li>
			<li><a href='list.da'>공공 데이터</a></li>
		</ul>
	</div>
	
	<div style="position: absolute; right: 0; top: 25px; margin-right: 100px;">
		<!-- 로그인한 경우 -->
		<core:if test="${!empty login_info }">
			<ul>
				<li>${login_info.name } [ ${login_info.id } ]</li>
				<li><a class="btn-fill" onclick="go_logout()">로그아웃</a></li>
			</ul>
		</core:if>

		 <!-- 로그인하지 않은 경우 -->
		 <core:if test="${empty login_info }">
			 <ul>
			 	<li>
			 		<span style="position: absolute; top: -14px; left: -120px">
						<input type="text" id="userid" placeholder="아이디" />
						<input type="password" onkeypress="if(event.keyCode == 13) {go_login()}" id="userpw" placeholder="비밀번호" />
			 		</span>
			 	</li>
			 	<li><a class="btn-fill" onclick="go_login()">로그인</a></li>
			 	<li><a class="btn-fill" href="member">회원가입</a></li>
			 </ul>
		 </core:if>
	</div>
</header>

<script>
function go_login() {
	if( $('#userid').val() == '' ) {
		alert('아이디를 입력하세요!');
		$('#userid').focus();
		return;
	} else if( $('#userpw').val() == '' ) {
		alert('비밀번호를 입력하세요!');
		$('#userpw').focus();
		return;
	}

	$.ajax({
		type: 'post',
		url: 'login',
		data: { id:$('#userid').val(), pw:$('#userpw').val() },
		success: function(data) {
			if(data == 'true') {
				location.reload();
			} else {
				alert('아이디나 비밀번호가 일치하지 않습니다!');
				$("#userid").focus();
			}
		},
		error: function(req, text) {
			 alert(text + ': ' + req.status);
	 	}
	});
}

function go_logout() {
	$.ajax({
		type: "post",
		url: "logout",
		success: function() {
			location.reload();
		},
		error: function(req, text) {
			 alert(text + ': ' + req.status);
	 	}
	});
}
</script>

▲header.jsp

 

<%@ page language="java" contentType="text/html; charset=UTF-8" pageEncoding="UTF-8"%>
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>join JSP</title>
</head>
<body>
<!-- tiles를 지정해주었기 때문에 안써도 됨 -->
<%-- <jsp:include page="/WEB-INF/views/include/header.jsp" /> --%>
<div id="content">
	<h3>회원가입</h3>
</div>
<%-- <jsp:include page="/WEB-INF/views/include/footer.jsp" /> --%>
</body>
</html>

▲join.jsp

 

<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
	xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/maven-v4_0_0.xsd">
	<modelVersion>4.0.0</modelVersion>
	<groupId>com.hanul</groupId>
	<artifactId>iot</artifactId>
	<name>iot</name>
	<packaging>war</packaging>
	<version>1.0.0-BUILD-SNAPSHOT</version>
	<properties>
		<java-version>1.8</java-version>
		<org.springframework-version>5.2.2.RELEASE</org.springframework-version>
		<org.aspectj-version>1.6.10</org.aspectj-version>
		<org.slf4j-version>1.6.6</org.slf4j-version>
	</properties>
	<dependencies>
		<!-- Spring -->
		<dependency>
			<groupId>org.springframework</groupId>
			<artifactId>spring-context</artifactId>
			<version>${org.springframework-version}</version>
			<exclusions>
				<!-- Exclude Commons Logging in favor of SLF4j -->
				<exclusion>
					<groupId>commons-logging</groupId>
					<artifactId>commons-logging</artifactId>
				 </exclusion>
			</exclusions>
		</dependency>
		<dependency>
			<groupId>org.springframework</groupId>
			<artifactId>spring-webmvc</artifactId>
			<version>${org.springframework-version}</version>
		</dependency>
				
		<!-- AspectJ -->
		<dependency>
			<groupId>org.aspectj</groupId>
			<artifactId>aspectjrt</artifactId>
			<version>${org.aspectj-version}</version>
		</dependency>	
		
		<!-- Logging -->
		<dependency>
			<groupId>org.slf4j</groupId>
			<artifactId>slf4j-api</artifactId>
			<version>${org.slf4j-version}</version>
		</dependency>
		<dependency>
			<groupId>org.slf4j</groupId>
			<artifactId>jcl-over-slf4j</artifactId>
			<version>${org.slf4j-version}</version>
			<scope>runtime</scope>
		</dependency>
		<dependency>
			<groupId>org.slf4j</groupId>
			<artifactId>slf4j-log4j12</artifactId>
			<version>${org.slf4j-version}</version>
			<scope>runtime</scope>
		</dependency>
		<dependency>
			<groupId>log4j</groupId>
			<artifactId>log4j</artifactId>
			<version>1.2.15</version>
			<exclusions>
				<exclusion>
					<groupId>javax.mail</groupId>
					<artifactId>mail</artifactId>
				</exclusion>
				<exclusion>
					<groupId>javax.jms</groupId>
					<artifactId>jms</artifactId>
				</exclusion>
				<exclusion>
					<groupId>com.sun.jdmk</groupId>
					<artifactId>jmxtools</artifactId>
				</exclusion>
				<exclusion>
					<groupId>com.sun.jmx</groupId>
					<artifactId>jmxri</artifactId>
				</exclusion>
			</exclusions>
			<scope>runtime</scope>
		</dependency>

		<!-- @Inject -->
		<dependency>
			<groupId>javax.inject</groupId>
			<artifactId>javax.inject</artifactId>
			<version>1</version>
		</dependency>
				
		<!-- Servlet -->
		<dependency>
			<groupId>javax.servlet</groupId>
			<artifactId>servlet-api</artifactId>
			<version>2.5</version>
			<scope>provided</scope>
		</dependency>
		<dependency>
			<groupId>javax.servlet.jsp</groupId>
			<artifactId>jsp-api</artifactId>
			<version>2.1</version>
			<scope>provided</scope>
		</dependency>
		<dependency>
			<groupId>javax.servlet</groupId>
			<artifactId>jstl</artifactId>
			<version>1.2</version>
		</dependency>
	
		<!-- Test -->
		<dependency>
			<groupId>junit</groupId>
			<artifactId>junit</artifactId>
			<version>4.7</version>
			<scope>test</scope>
		</dependency>       
		
		<!-- https://mvnrepository.com/artifact/org.springframework/spring-jdbc -->
		<!-- 스프링에서 JDBC를 사용하기 위한 dependency -->
		<dependency>
		    <groupId>org.springframework</groupId>
		    <artifactId>spring-jdbc</artifactId>
		    <version>5.2.2.RELEASE</version>
		</dependency>
		
		<!-- https://mvnrepository.com/artifact/commons-dbcp/commons-dbcp -->
		<!-- DBCP dependency -->
		<dependency>
		    <groupId>commons-dbcp</groupId>
		    <artifactId>commons-dbcp</artifactId>
		    <version>1.4</version>
		</dependency>
	
	
		<!-- https://mvnrepository.com/artifact/com.oracle.ojdbc/ojdbc8 -->
		<!-- 오라클용 jdbc ojdbc8 -->
		<dependency>
		    <groupId>com.oracle.ojdbc</groupId>
		    <artifactId>ojdbc8</artifactId>
		    <version>19.3.0.0</version>
		</dependency>
			
		<!-- https://mvnrepository.com/artifact/org.mybatis/mybatis -->
		<!-- Mybatis 프레임워크를 사용하기 위한 dependency -->
		<dependency>
		    <groupId>org.mybatis</groupId>
		    <artifactId>mybatis</artifactId>
		    <version>3.5.3</version>
		</dependency>
			
			
		<!-- https://mvnrepository.com/artifact/org.mybatis/mybatis-spring -->
		<!-- MyBatis 스프링 dependency -->
		<dependency>
		    <groupId>org.mybatis</groupId>
		    <artifactId>mybatis-spring</artifactId>
		    <version>2.0.3</version>
		</dependency>
			
		<!-- 화면에 template를 지정하는 라이브러리 -->
		<!-- https://mvnrepository.com/artifact/org.apache.tiles/tiles-jsp -->
		<dependency>
		    <groupId>org.apache.tiles</groupId>
		    <artifactId>tiles-jsp</artifactId>
		    <version>3.0.8</version>
		</dependency>
	</dependencies>
    <build>
        <plugins>
            <plugin>
                <artifactId>maven-eclipse-plugin</artifactId>
                <version>2.9</version>
                <configuration>
                    <additionalProjectnatures>
                        <projectnature>org.springframework.ide.eclipse.core.springnature</projectnature>
                    </additionalProjectnatures>
                    <additionalBuildcommands>
                        <buildcommand>org.springframework.ide.eclipse.core.springbuilder</buildcommand>
                    </additionalBuildcommands>
                    <downloadSources>true</downloadSources>
                    <downloadJavadocs>true</downloadJavadocs>
                </configuration>
            </plugin>
            <plugin>
                <groupId>org.apache.maven.plugins</groupId>
                <artifactId>maven-compiler-plugin</artifactId>
                <version>2.5.1</version>
                <configuration>
                    <source>1.8</source>
                    <target>1.6</target>
                    <compilerArgument>-Xlint:all</compilerArgument>
                    <showWarnings>true</showWarnings>
                    <showDeprecation>true</showDeprecation>
                </configuration>
            </plugin>
            <plugin>
                <groupId>org.codehaus.mojo</groupId>
                <artifactId>exec-maven-plugin</artifactId>
                <version>1.2.1</version>
                <configuration>
                    <mainClass>org.test.int1.Main</mainClass>
                </configuration>
            </plugin>
        </plugins>
    </build>
</project>

▲pom.xml

 

 

<%@ page language="java" contentType="text/html; charset=UTF-8" pageEncoding="UTF-8"%>
<%@ taglib uri="http://tiles.apache.org/tags-tiles" prefix="tiles"%> <!-- 타일을 사용하기 위한 라이브러리 -->
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>${category eq 'cu' ? '고객 관리' : (category eq 'no' ? '공지사항' : (category eq 'bo' ? '방명록' : (category eq 'da' ? '공공 데이터' : (category eq 'join' ? '회원가입' : '') ) ) ) } : IoT</title>
<!-- 브라우저 탭의 작은 아이콘 설정 -->
<link rel="icon" type="image/x-icon" href="img/icon.ico" />
</head>
<body>
<tiles:insertAttribute name="header" />
<tiles:insertAttribute name="content" />
<tiles:insertAttribute name="footer" />
</body>
</html>

▲layout.jsp

 

▲

<?xml version="1.0" encoding="UTF-8"?>

<!-- tiles.apache.org > Apache Tiles > Tiles 3.0.x > Tutorial > 3 - 2 Creating Tiles Page > Create a definition > DOCTYPE 선언문 복사 -->
<!DOCTYPE tiles-definitions PUBLIC
       "-//Apache Software Foundation//DTD Tiles Configuration 3.0//EN"
       "http://tiles.apache.org/dtds/tiles-config_3_0.dtd">
<tiles-definitions>
	<definition name="layout" template="/WEB-INF/views/tiles/layout.jsp">
		<put-attribute name="header" value="/WEB-INF/views/include/header.jsp" />
		<put-attribute name="footer" value="/WEB-INF/views/include/footer.jsp" />
	</definition>
	
	<!-- 헤더 풋터를 계속 붙이기 때문에 바로 위의 layout을 상속 -->
	<definition name="*/*" extends="layout">
		<!-- views/{1}/{2} : 첫번째 애스터리스크(모든 폴더) / 두번째 애스터리스크(모든 jsp파일) 지정 -->
		<put-attribute name="content" value="/WEB-INF/views/{1}/{2}.jsp" />
	</definition>
	
	<definition name="*" extends="layout">
		<put-attribute name="content" value="/WEB-INF/views/{1}.jsp"/>	
	</definition>
</tiles-definitions>

▲tiles.xml

 

<?xml version="1.0" encoding="UTF-8"?>
<beans:beans xmlns="http://www.springframework.org/schema/mvc"
	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
	xmlns:beans="http://www.springframework.org/schema/beans"
	xmlns:context="http://www.springframework.org/schema/context"
	xsi:schemaLocation="http://www.springframework.org/schema/mvc https://www.springframework.org/schema/mvc/spring-mvc.xsd
		http://www.springframework.org/schema/beans https://www.springframework.org/schema/beans/spring-beans.xsd
		http://www.springframework.org/schema/context https://www.springframework.org/schema/context/spring-context.xsd">

	<!-- DispatcherServlet Context: defines this servlet's request-processing infrastructure -->
	
	<!-- Enables the Spring MVC @Controller programming model -->
	<annotation-driven />

	<!-- Handles HTTP GET requests for /resources/** by efficiently serving up static resources in the ${webappRoot}/resources directory -->
	<resources mapping="/resources/**" location="/resources/" />
	
	<!-- resources를 따로 지정하지 않아도 바로 css폴더로 연결되게끔 지정 -->
	<!-- 경로지정만 해도 css폴더의 하위 파일들을 모두 적용되게끔 지정 -->
	<resources location="/resources/css/" mapping="/css/**" />
	
	<!-- images 폴더 맵핑 -->
	<resources location="/resources/images/" mapping="/img/**" />
	
	<!-- 화면을 어떻게 연결할 것인지 선언하는 부분 1순위 -->
	<beans:bean class="org.springframework.web.servlet.view.tiles3.TilesViewResolver">
		<beans:property name="order" value="0" />
	</beans:bean>
	
	<!-- 만들어둔 layout과 tiles를 쓰기 위해 선언하는 부분 -->
	<beans:bean class="org.springframework.web.servlet.view.tiles3.TilesConfigurer">
		<beans:property name="definitions" value="/WEB-INF/views/tiles/tiles.xml" />
	</beans:bean>
	
	<!-- 화면을 어떻게 연결할 것인지 선언하는 부분 2순위 -->
	<!-- Resolves views selected for rendering by @Controllers to .jsp resources in the /WEB-INF/views directory -->
	<beans:bean class="org.springframework.web.servlet.view.InternalResourceViewResolver">
		<beans:property name="prefix" value="/WEB-INF/views/" />
		<beans:property name="suffix" value=".jsp" />
		<beans:property name="order" value="1" />
	</beans:bean>
	
	<context:component-scan base-package="com.hanul.iot" />
	
	
	
</beans:beans>

▲servlet-context.xml

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