class-congress-page.php — Event Tickets with Ticket Scanner 3.1.2

event-tickets-with-ticket-scanner / includes / congress / class-congress-page.php

event-tickets-with-ticket-scanner / includes / congress Last commit date

class-congress-admin.php 1 week ago class-congress-api.php 1 week ago class-congress-page.php 1 week ago class-congress-repository.php 1 week ago class-template-variables.php 1 week ago

class-congress-page.php

163 lines

1	<?php
2	if (!defined('ABSPATH')) exit;
3
4	class sasoEventtickets_CongressPage {
5
6	private sasoEventtickets $MAIN;
7
8	public function __construct(sasoEventtickets $main) {
9	$this->MAIN = $main;
10	}
11
12	/**
13	* Render the congress page for a ticket. Called from the Ticket handler's output()
14	* when the "congress" marker is present (…/ticket/{TICKETID}?congress or ?code=…&congress)
15	* — so it reuses the whole ticket routing (path-based, compatibility-mode, query fallback).
16	* The congress is derived from the ticket's product; no slug in the URL → no slug collision.
17	*/
18	public function renderForTicket(string $ticket_id): void {
19	// Public congress page gated by the option (admin area stays available regardless).
20	if (!$this->MAIN->getOptions()->isOptionCheckboxActive('congressModeActive')) {
21	status_header(404);
22	$this->renderError(__('Congress not found.', 'event-tickets-with-ticket-scanner'));
23	return;
24	}
25	$repo = $this->MAIN->getCongressRepository();
26	// getForTicket applies all access checks (order status, expiry, event window, linkage)
27	$congress = $repo->getForTicket($ticket_id);
28	if (!$congress) {
29	status_header(403);
30	$this->renderError(__('Access denied. Invalid ticket or no congress assigned to this ticket.', 'event-tickets-with-ticket-scanner'));
31	return;
32	}
33
34	// Manifest request (PWA)
35	if (isset($_GET['manifest'])) {
36	$this->renderManifest($congress, $ticket_id);
37	return;
38	}
39
40	$expired = !empty($congress['access_expires_at']) && strtotime($congress['access_expires_at']) < time();
41
42	// ETag / Last-Modified
43	$etag = '"' . strtotime($congress['updated_at']) . '"';
44	$last_modified = gmdate('D, d M Y H:i:s', strtotime($congress['updated_at'])) . ' GMT';
45	if (isset($_SERVER['HTTP_IF_NONE_MATCH']) && trim($_SERVER['HTTP_IF_NONE_MATCH']) === $etag) {
46	status_header(304);
47	return;
48	}
49	// Served from a plugin path that WP first resolves as 404 — force a real 200.
50	status_header(200);
51	header('ETag: ' . $etag);
52	header('Last-Modified: ' . $last_modified);
53	header('Cache-Control: private, no-cache');
54
55	// Sections are NOT rendered here — the minimal shell loads them via the REST API in JS.
56	$this->renderPage($congress, $ticket_id, $expired);
57	}
58
59	/**
60	* Minimal page shell. NO UI is built in PHP — scripts/styles are enqueued via the WP
61	* framework (no echoed tags), config is passed via wp_localize_script, and the sections
62	* are fetched from the REST API and rendered by congress-frontend.js in the browser.
63	* Keeps PHP per-request work tiny (just an access check + shell) → cacheable, light.
64	*/
65	private function renderPage(array $congress, string $ticket_id, bool $expired): void {
66	$plugin_url = plugin_dir_url(dirname(dirname(__FILE__)));
67	$plugin_dir = dirname(dirname(__DIR__));
68	$languages = $plugin_dir . '/languages';
69	// filemtime cache-busting so frontend asset changes are picked up without a version bump.
70	$css_file = $plugin_dir . '/css/congress-frontend.css';
71	$js_file = $plugin_dir . '/js/congress-frontend.js';
72	$css_ver = SASO_EVENTTICKETS_PLUGIN_VERSION . '.' . (@filemtime($css_file) ?: '0');
73	$js_ver = SASO_EVENTTICKETS_PLUGIN_VERSION . '.' . (@filemtime($js_file) ?: '0');
74	$show_wallet = (bool) $this->MAIN->getOptions()->isOptionCheckboxActive('congressShowWalletLink');
75
76	// Ticket QR as a data-URI so the portal can always offer a "My ticket" entry —
77	// attendees without a physical badge can show it at the door. The handler caches
78	// the PNG on disk by filename, so this is cheap on repeat loads.
79	$ticketQr = '';
80	try {
81	$qrh = $this->MAIN->getTicketQRHandler();
82	$qrh->setFilepath(trailingslashit(get_temp_dir()));
83	$png = $qrh->renderPNG($ticket_id, 'F'); // returns a file path; content is PNG
84	if ($png && file_exists($png)) {
85	$ticketQr = 'data:image/png;base64,' . base64_encode((string) file_get_contents($png));
86	}
87	} catch (\Throwable $e) { $ticketQr = ''; }
88
89	// Depend on core 'dashicons' so the page-card icons actually render the glyph font —
90	// it isn't loaded on the public frontend for anonymous visitors by default. The
91	// dependency also makes wp_print_styles() below emit it alongside our stylesheet.
92	wp_register_style('saso-congress-frontend', $plugin_url . 'css/congress-frontend.css', ['dashicons'], $css_ver);
93	wp_enqueue_style('saso-congress-frontend');
94
95	wp_register_script('saso-congress-frontend', $plugin_url . 'js/congress-frontend.js', ['wp-i18n'], $js_ver, true);
96	wp_set_script_translations('saso-congress-frontend', 'event-tickets-with-ticket-scanner', $languages);
97	wp_localize_script('saso-congress-frontend', 'sasoEtCongressFrontend', [
98	'restBase' => rest_url('saso-et/v1/'),
99	'slug' => $congress['slug'],
100	'ticket' => $ticket_id,
101	'nonce' => wp_create_nonce('wp_rest'),
102	'title' => $congress['title'],
103	'expired' => $expired ? 1 : 0,
104	'showWalletLink' => $show_wallet ? 1 : 0,
105	'walletUrl' => $show_wallet ? $this->MAIN->getCore()->getWalletImportURL($ticket_id) : '',
106	'ticketQr' => $ticketQr,
107	'ticketLabel' => $ticket_id,
108	]);
109	wp_enqueue_script('saso-congress-frontend');
110
111	// Seam for premium (separate plugin) to register+enqueue its own assets on this
112	// self-contained document. Fires BEFORE any repo call that could throw.
113	do_action($this->MAIN->_do_action_prefix.'congress_enqueue', $congress, $ticket_id);
114
115	// Premium can add its handle here so it is actually printed below (this is a
116	// standalone document — only handles in this list get emitted). Default is unchanged.
117	$print_handles = apply_filters($this->MAIN->_add_filter_prefix.'congress_print_handles', ['saso-congress-frontend']);
118
119	$manifest_url = add_query_arg('manifest', '1', $this->MAIN->getCongressRepository()->getUrl($ticket_id));
120	?><!DOCTYPE html>
121	<html <?php language_attributes(); ?>>
122	<head>
123	<meta charset="<?php bloginfo('charset'); ?>">
124	<meta name="viewport" content="width=device-width, initial-scale=1">
125	<title><?php echo esc_html($congress['title']); ?></title>
126	<link rel="manifest" href="<?php echo esc_url($manifest_url); ?>">
127	<?php wp_print_styles($print_handles); ?>
128	</head>
129	<body class="congress-page">
130	<div id="congress-app" class="congress-app" data-loading="1">
131	<div class="congress-loading"><?php esc_html_e('Loading…', 'event-tickets-with-ticket-scanner'); ?></div>
132	</div>
133	<?php wp_print_scripts($print_handles); ?>
134	</body>
135	</html><?php
136	}
137
138	public function renderManifest(array $congress, string $ticket_id = ''): void {
139	header('Content-Type: application/manifest+json');
140	$page_url = $this->MAIN->getCongressRepository()->getUrl($ticket_id);
141	echo wp_json_encode([
142	'name' => $congress['title'],
143	'short_name' => mb_substr($congress['title'], 0, 12),
144	'start_url' => $page_url,
145	'scope' => $page_url,
146	'display' => 'standalone',
147	'background_color' => '#ffffff',
148	'theme_color' => '#0073aa',
149	'icons' => [
150	['src' => plugin_dir_url(dirname(dirname(__FILE__))) . 'img/pwa-icon-192.png', 'sizes' => '192x192', 'type' => 'image/png'],
151	['src' => plugin_dir_url(dirname(dirname(__FILE__))) . 'img/pwa-icon-512.png', 'sizes' => '512x512', 'type' => 'image/png'],
152	],
153	]);
154	}
155
156	private function renderError(string $message): void {
157	?><!DOCTYPE html>
158	<html><head><meta charset="utf-8"><title>Fehler</title></head>
159	<body><p style="padding:40px;font-family:sans-serif"><?php echo esc_html($message); ?></p></body>
160	</html><?php
161	}
162	}
163