root
297 lines
12 KiB
PHP
297 lines
12 KiB
PHP
<?php
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namespace App\Controllers\View;
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use App\Controllers\BaseController;
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use App\Models\ClassSectionModel;
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use App\Models\ConfigurationModel;
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class CertificateController extends BaseController
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{
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protected $classSectionModel;
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protected $configModel;
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protected $schoolYear;
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public function __construct()
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{
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$this->classSectionModel = new ClassSectionModel();
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$this->configModel = new ConfigurationModel();
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$this->schoolYear = $this->configModel->getConfig('school_year');
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}
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public function index()
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{
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$db = \Config\Database::connect();
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$classSectionId = $this->request->getGet('class_section_id');
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$schoolYear = $this->request->getGet('school_year') ?? $this->schoolYear;
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$classSections = $db->table('classSection cs')
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->select('cs.class_section_id, cs.class_section_name')
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->join('student_class sc', 'sc.class_section_id = cs.class_section_id')
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->join('students s', 's.id = sc.student_id')
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->where('s.is_active', 1)
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->where('sc.school_year', $schoolYear)
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->groupBy('cs.class_section_id, cs.class_section_name')
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->having('COUNT(s.id) >', 1)
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->orderBy('cs.class_section_name', 'ASC')
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->get()->getResultArray();
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$students = [];
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if ($classSectionId) {
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$students = $db->table('student_class sc')
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->select('s.id, s.firstname, s.lastname, cs.class_section_name AS grade')
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->join('students s', 's.id = sc.student_id')
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->join('classSection cs', 'cs.class_section_id = sc.class_section_id')
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->where('sc.class_section_id', (int) $classSectionId)
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->where('s.is_active', 1)
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->where('sc.school_year', $schoolYear)
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->orderBy('s.lastname', 'ASC')
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->orderBy('s.firstname', 'ASC')
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->get()->getResultArray();
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}
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return view('admin/certificates/index', [
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'classSections' => $classSections,
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'students' => $students,
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'selectedClassId' => $classSectionId,
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'schoolYear' => $schoolYear,
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'certDate' => date('m/d/Y'),
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]);
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}
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public function generate()
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{
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$studentIds = $this->request->getPost('student_ids') ?? [];
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$certDate = trim($this->request->getPost('cert_date') ?? date('m/d/Y'));
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$classSectionId = $this->request->getPost('class_section_id');
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if (empty($studentIds)) {
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return redirect()->to('administrator/certificates')->with('error', 'Please select at least one student.');
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}
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// Sanitize inputs
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$studentIds = array_filter(array_map('intval', $studentIds));
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$certDate = preg_replace('/[^0-9\/\-]/', '', $certDate);
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if (empty($studentIds)) {
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return redirect()->to('administrator/certificates')->with('error', 'Invalid student selection.');
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}
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$db = \Config\Database::connect();
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$students = [];
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foreach ($studentIds as $id) {
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if ($classSectionId) {
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$row = $db->table('student_class sc')
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->select('s.id, s.firstname, s.lastname, cs.class_section_name AS grade')
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->join('students s', 's.id = sc.student_id')
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->join('classSection cs', 'cs.class_section_id = sc.class_section_id')
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->where('sc.class_section_id', (int) $classSectionId)
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->where('s.id', $id)
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->get()->getRowArray();
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} else {
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$row = null;
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}
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if (!$row) {
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$s = $db->table('students')
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->select('id, firstname, lastname, registration_grade AS grade')
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->where('id', $id)
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->get()->getRowArray();
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$row = $s ?: null;
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}
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if ($row) {
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$students[] = $row;
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}
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}
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if (empty($students)) {
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return redirect()->to('administrator/certificates')->with('error', 'No valid students found.');
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}
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$pdfData = $this->buildPdf($students, $certDate);
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$filename = 'Certificates_' . date('Ymd_His') . '.pdf';
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return $this->response
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->setHeader('Content-Type', 'application/pdf')
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->setHeader('Content-Disposition', 'inline; filename="' . $filename . '"')
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->setBody($pdfData);
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}
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// ─── PDF generation ────────────────────────────────────────────────────────
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private function buildPdf(array $students, string $certDate): string
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{
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$fontDir = FCPATH . 'assets' . DIRECTORY_SEPARATOR . 'certificates' . DIRECTORY_SEPARATOR . 'fonts' . DIRECTORY_SEPARATOR;
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$imgDir = FCPATH . 'assets' . DIRECTORY_SEPARATOR . 'certificates' . DIRECTORY_SEPARATOR . 'images' . DIRECTORY_SEPARATOR;
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// Convert TTF → TCPDF format on first run (cached in TCPDF's own fonts dir).
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// K_PATH_FONTS must stay pointing at the TCPDF vendor fonts directory so that
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// built-in fonts (helvetica, times, …) remain findable by SetFont().
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$edwardianFont = \TCPDF_FONTS::addTTFfont($fontDir . 'Edwardian Script ITC Regular.ttf', 'TrueTypeUnicode', '', 32);
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$garamondBold = \TCPDF_FONTS::addTTFfont($fontDir . 'Garamond Bold.ttf', 'TrueTypeUnicode', '', 32);
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$ebGaramond = \TCPDF_FONTS::addTTFfont($fontDir . 'EBGaramond-Regular.ttf', 'TrueTypeUnicode', '', 32);
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// A4 landscape in points: 841.89 × 595.28
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$pdf = new \TCPDF('L', 'pt', 'A4', true, 'UTF-8', false);
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$pdf->SetCreator('Al Rahma Sunday School');
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$pdf->SetTitle('Student Certificates');
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$pdf->SetMargins(0, 0, 0, true);
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$pdf->SetAutoPageBreak(false, 0);
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$pdf->setPrintHeader(false);
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$pdf->setPrintFooter(false);
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$pdf->SetHeaderMargin(0);
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$pdf->SetFooterMargin(0);
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$W = $pdf->getPageWidth(); // 841.89 pt
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$H = $pdf->getPageHeight(); // 595.28 pt
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foreach ($students as $student) {
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$pdf->AddPage();
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$name = $student['firstname'] . ' ' . $student['lastname'];
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$grade = $this->formatGrade($student['grade'] ?? '');
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$this->drawCertificate($pdf, $W, $H, $name, $grade, $certDate, $imgDir, $edwardianFont, $garamondBold, $ebGaramond);
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}
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return $pdf->Output('', 'S');
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}
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private function formatGrade(string $raw): string
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{
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$clean = trim($raw);
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$lower = strtolower($clean);
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// Numeric grades 1-9 → "Grade N"
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if (preg_match('/^\d+$/', $clean) && (int)$clean >= 1 && (int)$clean <= 9) {
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return 'Grade ' . $clean;
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}
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// Youth variants
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if ($lower === 'youth') {
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return 'Youth';
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}
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// KG → Kindergarten
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if ($lower === 'kg') {
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return 'Kindergarten';
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}
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return $clean;
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}
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/**
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* Draws one certificate page. Coordinate mapping from the original C# iTextSharp code:
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* iTextSharp uses (x, y) with origin at bottom-left, y increases upward.
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* TCPDF uses (x, y) with origin at top-left, y increases downward.
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* Conversion: y_tcpdf = H - y_iTextSharp
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*/
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private function drawCertificate(
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\TCPDF $pdf,
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float $W,
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float $H,
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string $name,
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string $grade,
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string $certDate,
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string $imgDir,
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string $edwardianFont,
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string $garamondBold,
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string $ebGaramond
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): void {
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// ── Title image: iTS SetAbsolutePosition(126, 450), ScaleToFit(600, 300)
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// Bottom at y=450 from page bottom → top at H-450 ≈ 145. Place at top of page.
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$pdf->Image($imgDir . 'title.png', 126, 0, 600);
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// ── Background image: iTS position(280, 79), ScaleToFit(2500, 340)
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// background.png is 336×393 px → ScaleToFit gives ≈291×340 pt.
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// Top in TCPDF: H-79-340 = ~176
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$pdf->Image($imgDir . 'background.png', 280, 176, 291, 340);
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// ── Signature image: iTS position(140, 106), ScaleToFit(90, 90)
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// Top in TCPDF: H-106-90 = ~399
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$pdf->Image($imgDir . 'signature.png', 140, 399, 90, 90);
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// ── "Presented to:" — iTS ALIGN_CENTER baseline y=420 → TCPDF y≈155
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$pdf->SetFont('times', 'B', 24);
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$pdf->SetTextColor(0, 0, 0);
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$pdf->SetXY(0, 151);
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$pdf->Cell($W, 24, 'Presented to:', 0, 0, 'C');
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// ── Student name — iTS baseline y=334, 38 pt Edwardian Script → TCPDF y≈219
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// Bold effect: fill the glyph AND add a thin stroke around it (Edwardian has no bold variant).
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$pdf->SetFont($edwardianFont, '', 38);
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$pdf->SetDrawColor(0, 0, 0);
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$pdf->setTextRenderingMode(0.4, true, false);
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$pdf->SetXY(0, 219);
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$pdf->Cell($W, 38, $name, 0, 0, 'C');
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$pdf->setTextRenderingMode(0, true, false);
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// ── Line under name — iTS ALIGN_RIGHT at x=600, y=332 → TCPDF y≈243
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$pdf->SetFont('times', '', 20);
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$pdf->SetXY(0, 243);
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$pdf->Cell(600, 20, '___________________________________', 0, 0, 'R');
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// ── Description — iTS ALIGN_CENTER baseline y=302 → TCPDF y≈273
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$pdf->SetFont($ebGaramond, '', 20);
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$pdf->SetXY(0, 273);
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$pdf->Cell($W, 20, 'for successfully completing the requirements of', 0, 0, 'C');
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// ── Grade — iTS ALIGN_CENTER baseline y=265 → TCPDF y≈310
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$pdf->SetFont($garamondBold, '', 20);
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$pdf->SetXY(0, 310);
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$pdf->Cell($W, 20, $grade, 0, 0, 'C');
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// ── "at" — iTS ALIGN_CENTER baseline y=232 → TCPDF y≈343
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$pdf->SetFont('times', '', 20);
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$pdf->SetXY(0, 343);
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$pdf->Cell($W, 20, 'at', 0, 0, 'C');
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// ── School name — iTS ALIGN_CENTER baseline y=200 → TCPDF y≈375
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$pdf->SetFont($garamondBold, '', 20);
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$pdf->SetXY(0, 375);
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$pdf->Cell($W, 20, 'Al Rahma Sunday School', 0, 0, 'C');
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// ── Certificate date — iTS DrawGradientText at (598, 116), 26 pt Edwardian
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// TCPDF y ≈ H-116-26 = ~453
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$this->drawGradientText($pdf, $edwardianFont, 26, $certDate, 598, 453);
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// ── Date underline — iTS ALIGN_RIGHT at x=742, y=110 → TCPDF y≈465
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$pdf->SetFont('times', '', 20);
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$pdf->SetXY(0, 463);
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$pdf->Cell(742, 20, '_________________', 0, 0, 'R');
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// ── "Date" label — iTS at (690, 78) → TCPDF y≈497, x≈650
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$pdf->SetXY(650, 492);
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$pdf->Cell(80, 20, 'Date', 0, 0, 'C');
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// ── Signature underline — iTS ALIGN_LEFT at x=106, y=110 → TCPDF y≈465
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$pdf->SetXY(106, 463);
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$pdf->Cell(200, 20, '_________________', 0, 0, 'L');
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// ── "Signature" label — iTS at (190, 78) → TCPDF y≈497
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$pdf->SetXY(106, 492);
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$pdf->Cell(168, 20, 'Signature', 0, 0, 'C');
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}
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/**
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* Mimics the C# DrawGradientText — shadow passes give depth, final pass is solid black.
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*/
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private function drawGradientText(\TCPDF $pdf, string $fontName, float $fontSize, string $text, float $x, float $y): void
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{
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$pdf->SetFont($fontName, '', $fontSize);
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// Shadow passes (progressively more opaque, slightly offset)
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for ($i = 0; $i < 6; $i++) {
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$alpha = ($i + 1) * 25 / 255; // 0.098 → 0.588
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$pdf->setAlpha($alpha);
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$pdf->SetTextColor(0, 0, 0);
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$pdf->Text($x + $i / 5, $y + $i / 5, $text);
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}
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// Main solid pass
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$pdf->setAlpha(1);
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$pdf->SetTextColor(0, 0, 0);
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$pdf->Text($x, $y, $text);
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}
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}
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