pongpon pitisuk
106 lines
3.3 KiB
PHP
106 lines
3.3 KiB
PHP
<?php
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require_once __DIR__ . '/../includes/functions.php';
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requireLogin();
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if (isStudent()) {
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header('Location: ' . BASE_URL . '/index.php');
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exit;
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}
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spl_autoload_register(function ($class) {
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$prefix = 'Smalot\\PdfParser\\';
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$base_dir = __DIR__ . '/../vendor/smalot/pdfparser/src/';
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if (strncmp($prefix, $class, strlen($prefix)) === 0) {
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$file = $base_dir . str_replace('\\', '/', $class) . '.php';
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if (file_exists($file)) { require $file; }
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}
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});
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$student_id = intval($_POST['student_id'] ?? 0);
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requireStudentAccess($student_id);
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$student = getStudent($student_id);
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if (!$student || !isset($_FILES['pdf_file']) || $_FILES['pdf_file']['error'] !== UPLOAD_ERR_OK) {
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header('Location: ' . BASE_URL . '/students/view.php?id=' . $student_id . '&error=upload_failed');
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exit;
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}
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$upload_dir = __DIR__ . '/../uploads/';
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if (!is_dir($upload_dir)) mkdir($upload_dir, 0777, true);
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$filename = 'transfer_' . $student_id . '_' . time() . '.pdf';
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$filepath = $upload_dir . $filename;
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move_uploaded_file($_FILES['pdf_file']['tmp_name'], $filepath);
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// Extract text from PDF
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$text = extractTextFromPDF($filepath);
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if (empty(trim($text))) {
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header('Location: ' . BASE_URL . '/students/view.php?id=' . $student_id . '&error=no_text');
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exit;
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}
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// Log the extracted text for debugging
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file_put_contents(__DIR__ . '/../uploads/last_extracted_text_' . $student_id . '.txt', $text);
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// Parse course data from text
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$parsed_courses = parseCoursesFromText($text);
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// For each parsed course, try to match with curriculum courses
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$db = getDB();
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$curriculum_id = $student['curriculum_id'];
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// Get all curriculum courses for matching
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$curriculum_courses = $db->prepare("
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SELECT c.id, c.code, c.name_th, c.credits, cg.name_th AS group_name
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FROM courses c
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JOIN course_groups cg ON c.group_id = cg.id
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WHERE cg.curriculum_id = ?
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");
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$curriculum_courses->execute([$curriculum_id]);
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$curriculum_map = [];
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foreach ($curriculum_courses->fetchAll() as $cc) {
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$curriculum_map[$cc['code']] = $cc;
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}
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$added = 0;
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$skipped = 0;
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$check_stmt = $db->prepare("SELECT COUNT(*) FROM student_courses WHERE student_id = ? AND course_code = ? AND source_type = 'transfer'");
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foreach ($parsed_courses as $course) {
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$code = $course['code'];
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// Only add courses that match the curriculum
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if (!isset($curriculum_map[$code])) {
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$skipped++;
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continue;
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}
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$cc = $curriculum_map[$code];
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// Skip if already added
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$check_stmt->execute([$student_id, $code]);
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if ($check_stmt->fetchColumn() > 0) {
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$skipped++;
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continue;
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}
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// Add the course as transfer credit
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$stmt = $db->prepare("INSERT INTO student_courses (student_id, course_id, course_code, course_name_th, credits, lecture_hours, practice_hours, self_study_hours, grade, course_type, source_type, source_file) VALUES (?, ?, ?, ?, ?, ?, ?, ?, 'S', 'เทียบโอนรายวิชา', 'transfer', ?)");
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$stmt->execute([
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$student_id,
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$cc['id'],
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$code,
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$cc['name_th'],
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$cc['credits'],
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$course['lecture'],
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$course['practice'],
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$course['self_study'],
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$filename
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]);
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$added++;
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}
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$msg = $added > 0 ? "added=$added" : "added=0";
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header('Location: ' . BASE_URL . '/students/view.php?id=' . $student_id . '&' . $msg);
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exit;
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