microsoft · duongminhhung · Apr 23, 2024 · Apr 23, 2024 · Apr 26, 2024 · Apr 26, 2024
diff --git a/database/connect.php b/database/connect.php
@@ -0,0 +1,21 @@
+<?php
+$server = 'localhost:3306';
+$user = 'root';
+$pass = '';
+$database = 'web_pka';
+
+$connect = new mysqli(
+    $server,
+    $user,
+    $pass,
+    $database
+);
+
+if ($connect) {
+    mysqli_query($connect, "SET NAMES 'utf8' ");
+    echo "success";
+} else {
+    echo "error";
+}
+
+?>
diff --git a/database/index.php b/database/index.php
@@ -0,0 +1,55 @@
+<h1>Danh mục sinh viên đăng ký môn học</h1>
+<style>
+    table {
+        width: 100%;
+        border-collapse: collapse;
+    }
+
+    table,
+    th,
+    td {
+        border: 1px solid black;
+        padding: 8px;
+    }
+</style>
+<table style="border: 1;">
+    <tr>
+        <th>MSSV</th>
+        <th>Họ tên</th>
+        <th>Kỳ</th>
+        <th>Đăng ký</th>
+    </tr>
+    <?php
+    $server = 'localhost:3306';
+    $user = 'root';
+    $pass = '';
+    $database = 'web_pka';
+    $conn = new mysqli($server, $user, $pass, $database);
+    // Kiểm tra kết nối
+    if ($conn->connect_error) {
+        die("Kết nối CSDL thất bại: " . $conn->connect_error);
+    }
+    $sql = "SELECT sinhvien.MSSV, sinhvien.HoTen, monhoc.MaMH, monhoc.TenMH, dangky.Ky
+            FROM dangky
+            JOIN sinhvien ON dangky.MSSV = sinhvien.MSSV
+            JOIN monhoc ON dangky.MaMH = monhoc.MaMH;";
+    $result = $conn->query($sql);
+    if ($result) {
+        if ($result->num_rows > 0) {
+            while ($row = $result->fetch_assoc()) {
+                echo "<tr>";
+                echo "<td>" . $row["MSSV"] . "</td>";
+                echo "<td>" . $row["HoTen"] . "</td>";
+                echo "<td>" . $row["Ky"] . "</td>";
+                echo "<td>" . $row["TenMH"] . "</td>";
+                echo "</tr>";
+            }
+        } else {
+            echo "<tr><td colspan='5'>Không có dữ liệu</td></tr>";
+        }
+    } else {
+        echo "Error: " . $conn->error;
+    }
+    $conn->close();
+    ?>
+</table>
diff --git a/session-login/create-file.php b/session-login/create-file.php
@@ -0,0 +1,34 @@
+<?php
+session_start();
+
+if (!isset($_SESSION["username"])) {
+    header("Location: login.php");
+    exit;
+}
+?>
+<!DOCTYPE html>
+<html lang="en">
+<head>
+    <meta charset="UTF-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <title>Create File</title>
+    <!-- Bootstrap CSS -->
+    <link href="https://stackpath.bootstrapcdn.com/bootstrap/4.5.2/css/bootstrap.min.css" rel="stylesheet">
+</head>
+<body>
+<div class="container mt-5">
+    <form action="upload-file.php" method="post" enctype="multipart/form-data" class="mt-3">
+        <div class="form-group">
+            <label for="file">Chọn tập tin để tải lên:</label>
+            <input type="file" class="form-control-file" id="file" name="file">
+        </div>
+        <button type="submit" class="btn btn-primary">Tải lên</button>
+    </form>
+</div>
+
+<!-- Bootstrap JS -->
+<script src="https://code.jquery.com/jquery-3.5.1.slim.min.js"></script>
+<script src="https://cdn.jsdelivr.net/npm/@popperjs/[email protected]/dist/umd/popper.min.js"></script>
+<script src="https://stackpath.bootstrapcdn.com/bootstrap/4.5.2/js/bootstrap.min.js"></script>
+</body>
+</html>
diff --git a/session-login/delete-file.php b/session-login/delete-file.php
@@ -0,0 +1,42 @@
+<?php
+$servername = "localhost";
+$username = "root";
+$password = "";
+$database = "web_pka";
+
+$conn = new mysqli($servername, $username, $password, $database);
+
+if ($conn->connect_error) {
+    die("Kết nối đến cơ sở dữ liệu thất bại: " . $conn->connect_error);
+}
+
+if ($_SERVER["REQUEST_METHOD"] == "POST" && isset($_POST["id"])) {
+    $id = $_POST["id"];
+
+    $sql = "SELECT * FROM files WHERE id = $id";
+    $result = $conn->query($sql);
+
+    if ($result->num_rows > 0) {
+        $row = $result->fetch_assoc();
+        $fileName = $row["name"];
+
+        $filePath = "uploads/" . $fileName;
+        if (file_exists($filePath)) {
+            unlink($filePath);
+        }
+
+        $sql = "DELETE FROM files WHERE id = $id";
+        if ($conn->query($sql) === TRUE) {
+            echo "Tệp $fileName đã được xóa thành công.";
+        } else {
+            echo "Lỗi khi xóa tệp: " . $conn->error;
+        }
+    } else {
+        echo "Không tìm thấy tệp cần xóa.";
+    }
+} else {
+    echo "Yêu cầu không hợp lệ.";
+}
+
+$conn->close();
+?>
diff --git a/session-login/index.php b/session-login/index.php
@@ -0,0 +1,39 @@
+<?php
+session_start();
+
+if (!isset($_SESSION["username"])) {
+    header("Location: login.php");
+    exit;
+}
+?>
+
+<!DOCTYPE html>
+<html lang="en">
+<head>
+    <meta charset="UTF-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <title>Trang chủ</title>
+    <!-- Bootstrap CSS -->
+    <link href="https://stackpath.bootstrapcdn.com/bootstrap/4.5.2/css/bootstrap.min.css" rel="stylesheet">
+</head>
+<body>
+<div class="container mt-5">
+    <h1>Chào mừng <?php echo $_SESSION["username"]; ?> đến với trang index!</h1>
+    <div class="card mt-3">
+        <div class="card-body">
+            <h5 class="card-title">Thông tin của bạn:</h5>
+            <p class="card-text">Tên đăng nhập: <?php echo $_SESSION["username"]; ?></p>
+            <form class="d-flex" action="logout.php" method="post">
+                <button type="submit" class="btn btn-primary">Logout</button>
+                <a class="btn btn-info" style="margin-left: 10px" href="upload.php">Upload file</a>
+            </form>
+        </div>
+    </div>
+</div>
+
+<!-- Bootstrap JS -->
+<script src="https://code.jquery.com/jquery-3.5.1.slim.min.js"></script>
+<script src="https://cdn.jsdelivr.net/npm/@popperjs/[email protected]/dist/umd/popper.min.js"></script>
+<script src="https://stackpath.bootstrapcdn.com/bootstrap/4.5.2/js/bootstrap.min.js"></script>
+</body>
+</html>
diff --git a/session-login/login.php b/session-login/login.php
@@ -0,0 +1,39 @@
+<!DOCTYPE html>
+<html lang="en">
+<head>
+    <meta charset="UTF-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <title>Login</title>
+    <link href="https://stackpath.bootstrapcdn.com/bootstrap/4.5.2/css/bootstrap.min.css" rel="stylesheet">
+</head>
+<body>
+<div class="container">
+    <div class="row justify-content-center mt-5">
+        <div class="col-md-6">
+            <div class="card">
+                <div class="card-header">
+                    <h2 class="text-center">Login</h2>
+                </div>
+                <div class="card-body">
+                    <form action="validateuser.php" method="post">
+                        <div class="form-group">
+                            <label for="username">Username</label>
+                            <input type="text" class="form-control" id="username" name="username" required>
+                        </div>
+                        <div class="form-group">
+                            <label for="password">Password</label>
+                            <input type="password" class="form-control" id="password" name="password" required>
+                        </div>
+                        <button type="submit" class="btn btn-primary btn-block">Login</button>
+                    </form>
+                </div>
+            </div>
+        </div>
+    </div>
+</div>
+<!-- Bootstrap JS -->
+<script src="https://code.jquery.com/jquery-3.5.1.slim.min.js"></script>
+<script src="https://cdn.jsdelivr.net/npm/@popperjs/[email protected]/dist/umd/popper.min.js"></script>
+<script src="https://stackpath.bootstrapcdn.com/bootstrap/4.5.2/js/bootstrap.min.js"></script>
+</body>
+</html>
diff --git a/session-login/logout.php b/session-login/logout.php
@@ -0,0 +1,7 @@
+<?php
+session_start();
+session_unset();
+session_destroy();
+header("Location: login.php");
+exit;
+?>
diff --git a/session-login/sql/web_pka.sql b/session-login/sql/web_pka.sql
@@ -0,0 +1,59 @@
+/*
+ Navicat Premium Data Transfer
+
+ Source Server         : localhost_3306
+ Source Server Type    : MySQL
+ Source Server Version : 80030 (8.0.30)
+ Source Host           : localhost:3306
+ Source Schema         : web_pka
+
+ Target Server Type    : MySQL
+ Target Server Version : 80030 (8.0.30)
+ File Encoding         : 65001
+
+ Date: 05/05/2024 13:43:56
+*/
+
+SET NAMES utf8mb4;
+SET FOREIGN_KEY_CHECKS = 0;
+
+-- ----------------------------
+-- Table structure for files
+-- ----------------------------
+DROP TABLE IF EXISTS `files`;
+CREATE TABLE `files`  (
+  `id` int NOT NULL AUTO_INCREMENT,
+  `name` varchar(255) CHARACTER SET utf8mb4 COLLATE utf8mb4_0900_ai_ci NOT NULL,
+  `type` varchar(100) CHARACTER SET utf8mb4 COLLATE utf8mb4_0900_ai_ci NOT NULL,
+  `size` int NOT NULL,
+  `upload_date` timestamp NULL DEFAULT CURRENT_TIMESTAMP,
+  PRIMARY KEY (`id`) USING BTREE
+) ENGINE = InnoDB AUTO_INCREMENT = 6 CHARACTER SET = utf8mb4 COLLATE = utf8mb4_0900_ai_ci ROW_FORMAT = Dynamic;
+
+-- ----------------------------
+-- Records of files
+-- ----------------------------
+INSERT INTO `files` VALUES (2, 'ĐẠT ĐK TTTN.pdf', 'application/pdf', 265370, '2024-05-05 06:27:25');
+INSERT INTO `files` VALUES (4, '20240505063803.sql', 'application/octet-stream', 616349, '2024-05-05 06:38:03');
+INSERT INTO `files` VALUES (5, '20240505064252.pdf', 'application/pdf', 8543122, '2024-05-05 06:42:52');
+
+-- ----------------------------
+-- Table structure for users
+-- ----------------------------
+DROP TABLE IF EXISTS `users`;
+CREATE TABLE `users`  (
+  `id` int UNSIGNED NOT NULL AUTO_INCREMENT,
+  `username` varchar(30) CHARACTER SET utf8mb4 COLLATE utf8mb4_0900_ai_ci NOT NULL,
+  `password` text CHARACTER SET utf8mb4 COLLATE utf8mb4_0900_ai_ci NOT NULL,
+  `level` int NOT NULL,
+  `created_at` timestamp NULL DEFAULT NULL,
+  `updated_at` timestamp NULL DEFAULT NULL,
+  PRIMARY KEY (`id`) USING BTREE
+) ENGINE = InnoDB AUTO_INCREMENT = 2 CHARACTER SET = utf8mb4 COLLATE = utf8mb4_0900_ai_ci ROW_FORMAT = Dynamic;
+
+-- ----------------------------
+-- Records of users
+-- ----------------------------
+INSERT INTO `users` VALUES (1, 'hungdm', '$2y$10$9k6oY8LTFLXd/Vp7b18wbejsciXof..kCSEr21Bvk7iabOZHddjOy', 1, '2024-05-05 12:55:05', '2024-05-05 12:55:10');
+
+SET FOREIGN_KEY_CHECKS = 1;
diff --git a/session-login/upload-file.php b/session-login/upload-file.php
@@ -0,0 +1,53 @@
+<?php
+
+session_start();
+
+if (!isset($_SESSION["username"])) {
+    header("Location: login.php");
+    exit;
+}
+$servername = "localhost";
+$username = "root";
+$password = "";
+$database = "web_pka";
+
+$conn = new mysqli($servername, $username, $password, $database);
+
+if ($conn->connect_error) {
+    die("Kết nối đến cơ sở dữ liệu thất bại: " . $conn->connect_error);
+}
+
+if ($_SERVER["REQUEST_METHOD"] == "POST" && isset($_FILES["file"])) {
+    $targetDir = "uploads/";
+    if (!file_exists($targetDir)) {
+        mkdir($targetDir, 0777, true);
+    }
+
+    $targetFile = $targetDir . basename($_FILES["file"]["name"]);
+
+    $fileName = $_FILES["file"]["name"];
+    $fileType = $_FILES["file"]["type"];
+    $fileSize = $_FILES["file"]["size"];
+    $fileTmpName = $_FILES["file"]["tmp_name"];
+    $fileUploadDate = date("Y-m-d H:i:s");
+
+    $currentDateTime = date("YmdHis");
+    $fileExtension = pathinfo($fileName, PATHINFO_EXTENSION);
+    $newFileName = $currentDateTime . "." . $fileExtension;
+
+    $sql = "INSERT INTO files (name, type, size, upload_date) VALUES ('$newFileName', '$fileType', '$fileSize', '$fileUploadDate')";
+    if ($conn->query($sql) === FALSE) {
+        echo "Lỗi khi lưu thông tin tệp vào cơ sở dữ liệu: " . $conn->error;
+    }
+
+    if (move_uploaded_file($fileTmpName, $targetFile)) {
+        header("Location: upload.php");
+    } else {
+        echo "Có lỗi xảy ra khi tải lên tệp.";
+    }
+} else {
+    echo "Vui lòng chọn một tệp để tải lên.";
+}
+
+$conn->close();
+?>