feat: add termine.php template and integration with ICS calendar feed for event fetching, parsing, and display

2025-06-28 18:37:13 +02:00
parent b259808cd2
commit 3346d16c3f
4 changed files with 177 additions and 1 deletions
@@ -0,0 +1,112 @@
+<?php
+    // URL der öffentlichen ICS-Datei
+    define('CAL_URL', 'https://calendar.google.com/calendar/ical/jv1bq94un3ivoa8ka0rk9ngq4k%40group.calendar.google.com/public/basic.ics');
+
+    // ICS-Datei laden
+    $ics = @file_get_contents(CAL_URL);
+    if (!$ics) {
+        echo '<div class="text-red-600">Kalender konnte nicht geladen werden.</div>';
+        return;
+    }
+
+    // Termine parsen
+    function parse_ics($ics) {
+        $lines = explode("\n", $ics);
+        $events = [];
+        $event = [];
+        $inEvent = false;
+        foreach ($lines as $line) {
+            $line = trim($line);
+            if ($line === 'BEGIN:VEVENT') {
+                $inEvent = true;
+                $event = [];
+            } elseif ($line === 'END:VEVENT') {
+                $inEvent = false;
+                $events[] = $event;
+            } elseif ($inEvent) {
+                // Property kann Parameter enthalten, z.B. DTSTART;TZID=Europe/Berlin:20240701T19000000
+                $parts = explode(':', $line, 2);
+                if (count($parts) === 2) {
+                    $key = $parts[0];
+                    $val = $parts[1];
+                    // Nur den eigentlichen Property-Namen extrahieren
+                    $key = strtoupper(preg_replace('/;.+$/', '', $key));
+                    $event[$key] = $val;
+                }
+            }
+        }
+        return $events;
+    }
+
+    function format_ics_date($date) {
+        // Unterstützt sowohl ganztägige als auch Zeitangaben
+        if (strpos($date, 'T') !== false) {
+            $dt = DateTime::createFromFormat('Ymd\THis', substr($date, 0, 15));
+            return $dt ? $dt->format('d.m.Y H:i') : $date;
+        } else {
+            $dt = DateTime::createFromFormat('Ymd', $date);
+            return $dt ? $dt->format('d.m.Y') : $date;
+        }
+    }
+
+    $events = parse_ics($ics);
+    // Nur Events mit DTSTART berücksichtigen
+    $events = array_filter($events, function($event) {
+        return isset($event['DTSTART']) && !empty($event['DTSTART']);
+    });
+    // Nach Datum sortieren
+    usort($events, function($a, $b) {
+        return strcmp($a['DTSTART'], $b['DTSTART']);
+    });
+
+    // Aktuelles Datum
+    $today = (new DateTime())->format('Ymd');
+
+    // Nur zukünftige Termine anzeigen
+    $future_events = array_filter($events, function($event) use ($today) {
+        return isset($event['DTSTART']) && $event['DTSTART'] >= $today;
+    });
+
+?>
+<section class="py-24 bg-sf_grau-50">
+    <div class="mx-auto max-w-7xl px-4 sm:px-6 lg:px-8">
+    <?php if (empty($future_events)): ?>
+        <div class="text-gray-500">Keine bevorstehenden Termine gefunden.</div>
+    <?php else: ?>
+        <div class="overflow-x-auto">
+            <table class="min-w-full border border-gray-200 bg-white rounded-lg shadow">
+                <thead>
+                <tr class="bg-gray-100">
+                    <th class="py-2 px-4 border-b text-left">Datum</th>
+                    <th class="py-2 px-4 border-b text-left">Uhrzeit</th>
+                    <th class="py-2 px-4 border-b text-left">Titel</th>
+                    <th class="py-2 px-4 border-b text-left">Ort</th>
+                    <th class="py-2 px-4 border-b text-left">Beschreibung</th>
+                </tr>
+                </thead>
+                <tbody>
+                <?php foreach ($future_events as $event): ?>
+                    <?php
+                    $start = $event['DTSTART'] ?? '';
+                    $end = $event['DTEND'] ?? '';
+                    $summary = $event['SUMMARY'] ?? '';
+                    $location = $event['LOCATION'] ?? '';
+                    $desc = $event['DESCRIPTION'] ?? '';
+                    $date = format_ics_date($start);
+                    $time = (str_contains($start, 'T')) ? substr($date, 11) : 'ganztägig';
+                    $date = substr($date, 0, 10);
+                    ?>
+                    <tr class="hover:bg-gray-50">
+                        <td class="py-2 px-4 border-b whitespace-nowrap"><?php echo htmlspecialchars($date); ?></td>
+                        <td class="py-2 px-4 border-b whitespace-nowrap"><?php echo htmlspecialchars($time); ?></td>
+                        <td class="py-2 px-4 border-b"><?php echo htmlspecialchars($summary); ?></td>
+                        <td class="py-2 px-4 border-b"><?php echo htmlspecialchars($location); ?></td>
+                        <td class="py-2 px-4 border-b"><?php echo nl2br(htmlspecialchars($desc)); ?></td>
+                    </tr>
+                <?php endforeach; ?>
+                </tbody>
+            </table>
+        </div>
+    <?php endif; ?>
+</div>
+</section>