Add files via upload
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@@ -0,0 +1,4 @@
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</div>
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<script src="https://cdn.jsdelivr.net/npm/bootstrap@5.1.3/dist/js/bootstrap.bundle.min.js"></script>
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</body>
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</html>
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@@ -0,0 +1,29 @@
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<!DOCTYPE html>
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<html lang="en">
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<head>
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<meta charset="UTF-8">
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
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<title>Tiny College Admin</title>
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<link href="https://cdn.jsdelivr.net/npm/bootstrap@5.1.3/dist/css/bootstrap.min.css" rel="stylesheet">
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</head>
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<body>
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<nav class="navbar navbar-expand-lg navbar-dark bg-dark">
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<div class="container">
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<a class="navbar-brand" href="#">Tiny College</a>
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<div class="collapse navbar-collapse">
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<ul class="navbar-nav me-auto">
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<li class="nav-item"><a class="nav-link" href="../../pages/school_manage/schools.php">Schools</a></li>
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<li class="nav-item"><a class="nav-link" href="../../pages/building_manage/buildings.php">Buildings</a></li>
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<li class="nav-item"><a class="nav-link" href="../../pages/room_manage/rooms.php">Rooms</a></li>
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<li class="nav-item"><a class="nav-link" href="../../pages/department_manage/departments.php">Departments</a></li>
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<li class="nav-item"><a class="nav-link" href="../../pages/professor_manage/professors.php">Professors</a></li>
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<li class="nav-item"><a class="nav-link" href="../../pages/student_manage/students.php">Students</a></li>
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<li class="nav-item"><a class="nav-link" href="../../pages/class_manage/class.php">Class</a></li>
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<li class="nav-item"><a class="nav-link" style="text-decoration: underline orange 1px; color: white;" href="../../pages/semester_manage/semester.php">Semester</a></li>
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<li class="nav-item"><a class="nav-link" href="../../pages/enroll_manage/enroll.php">Enroll</a></li>
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<li class="nav-item"><a class="nav-link" href="../../pages/course_manage/courses.php">Courses</a></li>
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</ul>
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</div>
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</div>
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</nav>
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<div class="container mt-4"></div>
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@@ -0,0 +1,177 @@
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<?php
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require_once '../../db/config.php';
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// Handle Delete Operation
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if(isset($_GET['delete'])){
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try {
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$id = $_GET['delete'];
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$stmt = $pdo->prepare("DELETE FROM semester WHERE SEMESTER_CODE = ?");
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$stmt->execute([$id]);
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header("Location: semester.php");
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exit();
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} catch(PDOException $e) {
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die("Delete failed: " . $e->getMessage());
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}
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}
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// Handle Create/Update Operations
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if($_SERVER['REQUEST_METHOD'] === 'POST') {
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$semesterCode = $_POST['semester_code'] ?? null;
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$year = $_POST['year'];
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$term = $_POST['term'];
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$startDate = strtotime($_POST['start_date']);
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$endDate = strtotime($_POST['end_date']);
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// Validate dates
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if(!$startDate || !$endDate || $startDate > $endDate) {
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die("Invalid date range");
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}
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try {
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if(isset($_POST['create'])) {
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$stmt = $pdo->prepare("INSERT INTO semester
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(SEMESTER_YEAR, SEMESTER_TERM, SEMESTER_START_DATE, SEMESTER_END_DATE)
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VALUES (?, ?, ?, ?)");
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$stmt->execute([$year, $term, $startDate, $endDate]);
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} elseif(isset($_POST['update'])) {
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$stmt = $pdo->prepare("UPDATE semester SET
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SEMESTER_YEAR = ?,
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SEMESTER_TERM = ?,
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SEMESTER_START_DATE = ?,
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SEMESTER_END_DATE = ?
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WHERE SEMESTER_CODE = ?");
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$stmt->execute([$year, $term, $startDate, $endDate, $semesterCode]);
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}
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header("Location: semester.php");
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exit();
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} catch(PDOException $e) {
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die("Operation failed: " . $e->getMessage());
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}
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}
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// Fetch data
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try {
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$semesters = $pdo->query("
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SELECT *,
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FROM_UNIXTIME(SEMESTER_START_DATE) AS start_date,
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FROM_UNIXTIME(SEMESTER_END_DATE) AS end_date
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FROM semester
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ORDER BY SEMESTER_YEAR DESC, SEMESTER_TERM DESC
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")->fetchAll();
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// Handle edit mode
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$semester = [];
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if(isset($_GET['edit'])) {
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$stmt = $pdo->prepare("
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SELECT *,
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FROM_UNIXTIME(SEMESTER_START_DATE) AS start_date,
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FROM_UNIXTIME(SEMESTER_END_DATE) AS end_date
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FROM semester
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WHERE SEMESTER_CODE = ?
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");
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$stmt->execute([$_GET['edit']]);
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$semester = $stmt->fetch();
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if(!$semester) {
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header("Location: semester.php");
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exit();
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}
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}
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} catch(PDOException $e) {
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die("Database error: " . $e->getMessage());
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}
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require_once 'header.php';
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?>
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<h2>Semester Management</h2>
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<!-- Semester Form -->
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<div class="card mb-4">
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<div class="card-body">
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<form method="POST">
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<?php if(isset($_GET['edit'])): ?>
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<input type="hidden" name="semester_code" value="<?= $semester['SEMESTER_CODE'] ?>">
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<h4>Edit Semester</h4>
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<?php else: ?>
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<h4>Add New Semester</h4>
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<?php endif; ?>
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<div class="row g-3">
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<div class="col-md-3">
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<label>Year</label>
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<input type="number" name="year"
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value="<?= htmlspecialchars($semester['SEMESTER_YEAR'] ?? date('Y')) ?>"
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class="form-control" min="2000" max="2100" required>
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</div>
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<div class="col-md-3">
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<label>Term</label>
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<select name="term" class="form-select" required>
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<option value="1" <?= ($semester['SEMESTER_TERM'] ?? '') == 1 ? 'selected' : '' ?>>Spring</option>
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<option value="2" <?= ($semester['SEMESTER_TERM'] ?? '') == 2 ? 'selected' : '' ?>>Summer</option>
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<option value="3" <?= ($semester['SEMESTER_TERM'] ?? '') == 3 ? 'selected' : '' ?>>Fall</option>
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</select>
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</div>
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<div class="col-md-3">
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<label>Start Date</label>
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<input type="date" name="start_date"
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value="<?= htmlspecialchars($semester['start_date'] ?? '') ?>"
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class="form-control" required>
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</div>
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<div class="col-md-3">
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<label>End Date</label>
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<input type="date" name="end_date"
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value="<?= htmlspecialchars($semester['end_date'] ?? '') ?>"
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class="form-control" required>
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</div>
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<div class="col-md-12 mt-3">
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<button type="submit" name="<?= isset($_GET['edit']) ? 'update' : 'create' ?>"
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class="btn btn-primary">
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<?= isset($_GET['edit']) ? 'Update' : 'Create' ?>
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</button>
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<?php if(isset($_GET['edit'])): ?>
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<a href="semester.php" class="btn btn-secondary">Cancel</a>
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<?php endif; ?>
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</div>
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</div>
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</form>
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</div>
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</div>
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<!-- Semesters Table -->
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<table class="table table-striped">
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<thead class="table-dark">
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<tr>
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<th>Code</th>
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<th>Year</th>
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<th>Term</th>
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<th>Start Date</th>
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<th>End Date</th>
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<th>Actions</th>
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</tr>
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</thead>
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<tbody>
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<?php foreach($semesters as $s): ?>
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<tr>
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<td><?= $s['SEMESTER_CODE'] ?></td>
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<td><?= $s['SEMESTER_YEAR'] ?></td>
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<td><?= match($s['SEMESTER_TERM']) {1 => 'Spring', 2 => 'Summer', 3 => 'Fall'} ?></td>
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<td><?= date('M d, Y', strtotime($s['start_date'])) ?></td>
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<td><?= date('M d, Y', strtotime($s['end_date'])) ?></td>
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<td>
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<a href="semester.php?edit=<?= $s['SEMESTER_CODE'] ?>"
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class="btn btn-sm btn-warning">Edit</a>
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<a href="semester.php?delete=<?= $s['SEMESTER_CODE'] ?>"
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class="btn btn-sm btn-danger"
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onclick="return confirm('Delete this semester?')">Delete</a>
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</td>
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</tr>
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<?php endforeach; ?>
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</tbody>
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</table>
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<?php require_once 'footer.php'; ?>
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