By GokiSoft.com| 19:54 04/03/2022|
Học PHP

[Video] Quản lý tài khoản người dùng PHP/MySQL - Tạo tài khoản User trong phpmyadmin


#api_user.php


<?php
require_once('dbhelp.php');

$action = getPost('action');

switch ($action) {
	case 'delete':
		deleteUserFromDB();
		break;
}

function deleteUserFromDB() {
	$id = getPost('id');

	$query = "delete from Users where id = '$id'";
	execute($query);
}


#config.php


<?php
define('HOST', 'localhost');
define('DATABASE', 'C2108L');
// define('USERNAME', 'dieptv');
// define('PASSWORD', 'F3!KcshQRe8otOjO');
define('USERNAME', 'root');
define('PASSWORD', '');

function getPost($key, $slash = '\'') {
	$value = '';
	if(isset($_POST[$key])) {
		$value = $_POST[$key];
		// $value = Sinh Vien ' ABC ' => Sinh Vien \' ABC \'
		// \\ -> \
		// \' -> '
		// \' (Hieu la: ') -> \\\' (Hieu la: \')
		$value = str_replace($slash, "\\".$slash, $value);
	}

	return $value;
}

function getMD5Pwd($pwd) {
	$encrypt = md5($pwd);
	//length: 32 ky tu (a-zA-Z0-9)
	//Chu y: md5 -> hack -> Ko an toan nua -> table hash -> Tim ra mat khau goc
	$encrypt = md5('4957sdJKHG987&*^dfhdfd'.$encrypt.'()49085IUYd9854574Jhdh');

	return $encrypt;
}


#dbhelp.php


<?php
require_once('config.php');

/**
 * Ham nay se su dung cho TH cau truy van: insert, update, delete
 */
function execute($query) {
	// Mo ket noi toi CSDL
	$conn = mysqli_connect(HOST, USERNAME, PASSWORD, DATABASE);
	mysqli_set_charset($conn, 'utf8');

	// Thuc hien query -> insert du lieu vao database
	// $query = "insert into Users(fullname, email, password, address) values ('$fullname', '$email', '$pwd', '$address')";
	// echo $query;
	mysqli_query($conn, $query);

	// Dong ket noi CSDL
	mysqli_close($conn);
}

function executeResult($query) {
	// Mo ket noi toi CSDL
	$conn = mysqli_connect(HOST, USERNAME, PASSWORD, DATABASE);
	mysqli_set_charset($conn, 'utf8');

	// Thuc hien query -> insert du lieu vao database
	// $query = "insert into Users(fullname, email, password, address) values ('$fullname', '$email', '$pwd', '$address')";
	// echo $query;
	// $query = "select * from Users where email = '$email' and password = '$pwd'";
	$resultset = mysqli_query($conn, $query);

	$data = [];
	while(($row = mysqli_fetch_array($resultset, 1)) != null) {
		$data[] = $row;
	}

	// Dong ket noi CSDL
	mysqli_close($conn);

	return $data;
}


#list.php


<?php
require_once('dbhelp.php');
$query = "select * from Users";
$userList = executeResult($query);
?>

<!DOCTYPE html>
<html>
<head>
	<meta charset="utf-8">
	<meta name="viewport" content="width=device-width, initial-scale=1">
	<title>Register Page</title>

	<!-- Bootstrap -> thiet ke GUI -->
	<link href="https://cdn.jsdelivr.net/npm/bootstrap@5.1.3/dist/css/bootstrap.min.css" rel="stylesheet">
	<script src="https://cdn.jsdelivr.net/npm/bootstrap@5.1.3/dist/js/bootstrap.bundle.min.js"></script>
	<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.5.1/jquery.min.js"></script>

	<style type="text/css">
		.form-group {
			margin-bottom: 20px;
		}
	</style>
</head>
<body>
<div class="container">
	<table class="table table-bordered">
		<thead>
			<tr>
				<th style="width: 50px">No</th>
				<th>Full Name</th>
				<th>Email</th>
				<th>Address</th>
				<th style="width: 60px"></th>
				<th style="width: 60px"></th>
			</tr>
		</thead>
		<tbody>
<?php
$index = 0;
foreach($userList as $item) {
	echo '<tr>
			<td style="width: 50px">'.(++$index).'</td>
			<td>'.$item['fullname'].'</td>
			<td>'.$item['email'].'</td>
			<td>'.$item['address'].'</td>
			<td style="width: 60px"><button class="btn btn-warning">Edit</button></td>
			<td style="width: 60px"><button class="btn btn-danger" onclick="deleteUser('.$item['id'].')">Delete</button></td>
		</tr>';
}
?>
		</tbody>
	</table>
</div>

<script type="text/javascript">
	function deleteUser(id) {
		var option = confirm('Are you sure to delete this user?')
		if(!option) return

		$.post('api_user.php', {
			'action': 'delete',
			'id': id
		}, function(data) {
			location.reload()
		})
	}
</script>
</body>
</html>


#login.php


<?php
$msg = $email = $pwd = "";

if(!empty($_POST)) {
	// Them thong tin nguoi dung vao CSDL
	require_once('dbhelp.php');

	$email = getPost('email');
	$pwd = getPost('pwd');
	$pwd = getMD5Pwd($pwd);

	// Mo ket noi toi CSDL
	// $conn = mysqli_connect(HOST, USERNAME, PASSWORD, DATABASE);
	// mysqli_set_charset($conn, 'utf8');

	// Thuc hien query -> insert du lieu vao database
	// $query = "insert into Users(fullname, email, password, address) values ('$fullname', '$email', '$pwd', '$address')";
	// echo $query;
	$query = "select * from Users where email = '$email' and password = '$pwd'";
	$data = executeResult($query);
	// $resultset = mysqli_query($conn, $query);

	// $data = [];
	// while(($row = mysqli_fetch_array($resultset, 1)) != null) {
	// 	$data[] = $row;
	// }

	// Dong ket noi CSDL
	// mysqli_close($conn);

	if(count($data) == 1) {
		//login thanh cong
		header('Location: list.php');
		die();
	} else {
		$msg = 'Danh Nhap That Bai!';
	}
}
?>

<!DOCTYPE html>
<html>
<head>
	<meta charset="utf-8">
	<meta name="viewport" content="width=device-width, initial-scale=1">
	<title>Register Page</title>

	<!-- Bootstrap -> thiet ke GUI -->
	<link href="https://cdn.jsdelivr.net/npm/bootstrap@5.1.3/dist/css/bootstrap.min.css" rel="stylesheet">
	<script src="https://cdn.jsdelivr.net/npm/bootstrap@5.1.3/dist/js/bootstrap.bundle.min.js"></script>
	<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.5.1/jquery.min.js"></script>

	<style type="text/css">
		.form-group {
			margin-bottom: 20px;
		}
	</style>
</head>
<body>
<div class="container">
	<h1 style="text-align: center; color: red;"><?=$msg?></h1>
	<form method="post">
		<div class="form-group">
			<label>Email</label>
			<input required type="email" name="email" class="form-control">
		</div>
		<div class="form-group">
			<label>Password</label>
			<input required type="password" name="pwd" class="form-control">
		</div>
		<div class="form-group">
			<button class="btn btn-success">Login</button>
		</div>
	</form>
</div>
</body>
</html>


#readme.txt


Nội dung học:
	- Giới thiệu về phpmyadmin (mysql)
	- Thiết kế 1 CSDL quản lý người dùng
	- Phát triển 1 dự án quản lý người dùng

1) Tài khoản người dùng:
	- IP: PC Name -> localhost
	- TK:
		User Name:root
		Pwd: 
	- Tạo được 1 TK mới:
		User Name: dieptv
		Pwd: F3!KcshQRe8otOjO

2) MySQL
	- CSDL: C2108L
	- Tạo 1 bảng User

create table Users (
	id int primary key auto_increment,
	fullname varchar(50),
	email varchar(150),
	password varchar(32),
	address varchar(200)
)

3) Phat trien du an ket noi PHP & MySQL


#register.php


<?php
$fullname = $email = $pwd = $address = "";

if(!empty($_POST)) {
	// Them thong tin nguoi dung vao CSDL
	require_once('dbhelp.php');

	$fullname = getPost('fullname');
	$email = getPost('email');
	$pwd = getPost('pwd');
	$pwd = getMD5Pwd($pwd);
	//Yeu cau: pwd -> ma hoa -> ma hoa 1 chieu: password -> encrypt -> encrypt code -> ko the dich nguoc lai mat khau goc
	$address = getPost('address');

	// Mo ket noi toi CSDL
	// $conn = mysqli_connect(HOST, USERNAME, PASSWORD, DATABASE);
	// mysqli_set_charset($conn, 'utf8');

	// Thuc hien query -> insert du lieu vao database
	// insert, update, delete
	$query = "insert into Users(fullname, email, password, address) values ('$fullname', '$email', '$pwd', '$address')";
	execute($query);
	// echo $query;
	// mysqli_query($conn, $query);

	// Dong ket noi CSDL
	// mysqli_close($conn);
}
?>

<!DOCTYPE html>
<html>
<head>
	<meta charset="utf-8">
	<meta name="viewport" content="width=device-width, initial-scale=1">
	<title>Register Page</title>

	<!-- Bootstrap -> thiet ke GUI -->
	<link href="https://cdn.jsdelivr.net/npm/bootstrap@5.1.3/dist/css/bootstrap.min.css" rel="stylesheet">
	<script src="https://cdn.jsdelivr.net/npm/bootstrap@5.1.3/dist/js/bootstrap.bundle.min.js"></script>
	<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.5.1/jquery.min.js"></script>

	<style type="text/css">
		.form-group {
			margin-bottom: 20px;
		}
	</style>
</head>
<body>
<div class="container">
	<form method="post">
		<div class="form-group">
			<label>Fullname</label>
			<input required type="text" name="fullname" class="form-control">
		</div>
		<div class="form-group">
			<label>Email</label>
			<input required type="email" name="email" class="form-control">
		</div>
		<div class="form-group">
			<label>Password</label>
			<input required type="password" name="pwd" class="form-control">
		</div>
		<div class="form-group">
			<label>Address</label>
			<input required type="text" name="address" class="form-control">
		</div>
		<div class="form-group">
			<button class="btn btn-success">Register</button>
		</div>
	</form>
</div>
</body>
</html>


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