root
51 lines
1.3 KiB
PHP
51 lines
1.3 KiB
PHP
<?php
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defined('BASEPATH') OR exit('No direct script access allowed');
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class Qr extends CI_Controller {
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public function __construct()
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{
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parent::__construct();
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// Load library QR Code manual
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require_once APPPATH . 'libraries/phpqrcode/qrlib.php';
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// Cek apakah user sudah login
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if (!$this->session->userdata('logged_in')) {
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redirect('login');
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}
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}
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// Tampilkan QR (dengan margin kecil)
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public function show($text = "contoh")
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{
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header("Content-Type: image/png");
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// Param: text, outfile, ECC, size, margin
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QRcode::png($text, null, QR_ECLEVEL_H, 8, 1);
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}
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// Download QR Code
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public function download($text = "contoh")
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{
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$fileName = "QR_" . time() . ".png";
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$tempDir = FCPATH . "downloads/";
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if (!is_dir($tempDir)) {
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mkdir($tempDir, 0777, true);
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}
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$filePath = $tempDir . $fileName;
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// Generate QR ke file (margin diperkecil)
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QRcode::png($text, $filePath, QR_ECLEVEL_H, 8, 1);
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// Force download
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header('Content-Type: image/png');
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header('Content-Disposition: attachment; filename="'.$fileName.'"');
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readfile($filePath);
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// Hapus setelah download
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unlink($filePath);
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}
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}
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