Enhances event handling with timezone support
Adds timezone handling to the event parsing and formatting logic. This allows events to be displayed in the user's local timezone, improving the user experience. Also restructures the event display on the "Termine" page to include a sidebar for filtering by year and month.
This commit is contained in:
@@ -1,5 +1,5 @@
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<?php
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<?php
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// URL der öffentlichen ICS-Datei
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define(
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'CAL_URL',
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@@ -20,9 +20,72 @@ function format_ics_date($date)
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}
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}
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function format_ics_date_with_timezone($date, $timezone = null)
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{
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// Unterstützt sowohl ganztägige als auch Zeitangaben
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if (strpos($date, 'T') !== false) {
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$dt = null;
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// Prüfe ob es eine UTC-Zeit ist (endet mit Z)
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if (substr($date, -1) === 'Z') {
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// UTC-Zeit: 20250405T130000Z
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$utc_date = substr($date, 0, -1); // Entferne das Z
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$dt = DateTime::createFromFormat('Ymd\THis', $utc_date, new DateTimeZone('UTC'));
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} elseif ($timezone) {
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// Zeitzone angegeben: 20250405T130000 mit TZID
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try {
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$dt = new DateTime($date, new DateTimeZone($timezone));
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} catch (Exception $e) {
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// Fallback auf lokale Zeit
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$dt = DateTime::createFromFormat('Ymd\THis', substr($date, 0, 15));
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}
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} else {
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// Lokale Zeit ohne Zeitzone
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$dt = DateTime::createFromFormat('Ymd\THis', substr($date, 0, 15));
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}
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if ($dt) {
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// ISO 8601 Format für JavaScript
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$iso_date = $dt->format('Y-m-d\TH:i:sP'); // P = Zeitzone
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$display_date = $dt->format('d.m.Y H:i');
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return [
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'iso' => $iso_date,
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'display' => $display_date,
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'has_time' => true,
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];
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}
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return [
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'iso' => $date,
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'display' => $date,
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'has_time' => true,
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];
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} else {
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$dt = DateTime::createFromFormat('Ymd', $date);
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if ($dt) {
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$iso_date = $dt->format('Y-m-d');
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$display_date = $dt->format('d.m.Y');
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return [
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'iso' => $iso_date,
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'display' => $display_date,
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'has_time' => false,
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];
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}
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return [
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'iso' => $date,
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'display' => $date,
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'has_time' => false,
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];
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}
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}
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// ICS-Datei laden
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$ics = @file_get_contents(CAL_URL);
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if (! $ics) {
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if (!$ics) {
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echo '<div class="text-red-600">Kalender konnte nicht geladen werden.</div>';
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return;
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@@ -49,9 +112,21 @@ function parse_ics($ics)
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if (count($parts) === 2) {
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$key = $parts[0];
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$val = $parts[1];
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// Zeitzoneninformation extrahieren
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$timezone = null;
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if (preg_match('/TZID=([^:;]+)/', $key, $matches)) {
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$timezone = $matches[1];
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}
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// Nur den eigentlichen Property-Namen extrahieren
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$key = strtoupper(preg_replace('/;.+$/', '', $key));
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$event[$key] = $val;
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$cleanKey = strtoupper(preg_replace('/;.+$/', '', $key));
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$event[$cleanKey] = $val;
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// Zeitzoneninformation separat speichern
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if ($timezone && in_array($cleanKey, ['DTSTART', 'DTEND'])) {
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$event[$cleanKey . '_TZID'] = $timezone;
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}
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}
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}
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}
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@@ -64,3 +139,4 @@ $events = parse_ics($ics);
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return function () use ($events) {
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return $events;
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};
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@@ -1,21 +1,21 @@
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<?php
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$events = collection('termine');
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$events = collection('termine');
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// Aktuelles Datum
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$today = (new DateTime())->format('Ymd');
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// Aktuelles Datum
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$today = new DateTime()->format('Ymd');
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// Nur zukünftige Termine anzeigen
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$future_events = array_filter($events, function ($event) use ($today) {
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// Nur zukünftige Termine anzeigen
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$future_events = array_filter($events, function ($event) use ($today) {
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return isset($event['DTSTART']) && $event['DTSTART'] >= $today;
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});
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});
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// Termine nach DTSTART in aufsteigender Reihenfolge sortieren
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usort($future_events, function ($a, $b) {
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// Termine nach DTSTART in aufsteigender Reihenfolge sortieren
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usort($future_events, function ($a, $b) {
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return $a['DTSTART'] <=> $b['DTSTART'];
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});
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});
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// --- Deutsche Monatsnamen ---
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$de_months = [
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// --- Deutsche Monatsnamen ---
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$de_months = [
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'01' => 'Jan',
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'02' => 'Feb',
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'03' => 'Mrz',
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@@ -28,7 +28,7 @@
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'10' => 'Okt',
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'11' => 'Nov',
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'12' => 'Dez',
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];
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];
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?>
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<div class="container mx-auto py-8">
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@@ -48,10 +48,13 @@
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$summary = $event['SUMMARY'] ?? '';
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$location = $event['LOCATION'] ?? '';
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$desc = $event['DESCRIPTION'] ?? '';
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$date = format_ics_date($start);
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$time = (str_contains($start, 'T')) ? substr($date, 11) : 'ganztägig';
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$timezone = $event['DTSTART_TZID'] ?? null;
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$date_info = format_ics_date_with_timezone($start, $timezone);
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$date = $date_info['display'];
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$time = $date_info['has_time'] ? substr($date, 11) : 'ganztägig';
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$day = substr($date, 0, 2);
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$month = substr($date, 3, 2);
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$iso_date = $date_info['iso'];
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?>
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<div class="termine-card flex-none w-full md:w-1/2 bg-gradient-to-br from-blue-50 to-blue-100 rounded-2xl transform hover:scale-102 transition-all duration-300 ease-in-out border border-blue-200">
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@@ -66,7 +69,9 @@
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<!-- Datumsanzeige -->
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<div class="flex-grow flex items-center justify-center">
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<div class="text-3xl font-bold text-sf_grau-800" data-day><?php echo htmlspecialchars($day); ?></div>
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<div class="text-3xl font-bold text-sf_grau-800" data-day><?php echo htmlspecialchars(
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$day,
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); ?></div>
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</div>
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<!-- Dekorative Elemente - kleine Punkte für Kalendertage -->
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@@ -81,8 +86,16 @@
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</div>
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</div>
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<div class="ml-5 flex-grow">
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<pack class="text-xl font-medium text-sf_grau-900"><?= $event["SUMMARY"] ?></p>
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<p class="text-sf_blau-700 text-lg font-medium mt-1">ab <?php echo htmlspecialchars($time); ?> Uhr</p>
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<pack class="text-xl font-medium text-sf_grau-900"><?= $event['SUMMARY'] ?></p>
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<p class="text-sf_blau-700 text-lg font-medium mt-1">
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<?php if ($date_info['has_time']): ?>
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ab <span class="local-time" data-iso-date="<?php echo htmlspecialchars(
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$iso_date,
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); ?>"><?php echo htmlspecialchars($time); ?></span> Uhr
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<?php else: ?>
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ganztägig
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<?php endif; ?>
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</p>
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</div>
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</div>
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</div>
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@@ -169,6 +182,45 @@
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// Initialer Aufruf
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updateArrowState();
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// Zeitzonenkonvertierung für lokale Zeiten
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function convertTimesToLocal() {
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const timeElements = document.querySelectorAll('.local-time');
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timeElements.forEach(element => {
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const isoDate = element.getAttribute('data-iso-date');
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if (isoDate) {
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try {
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// Erstelle ein Date-Objekt aus der ISO-Date
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// JavaScript erkennt automatisch UTC-Zeiten (mit Z oder +00:00)
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const date = new Date(isoDate);
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// Prüfe ob das Datum gültig ist
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if (isNaN(date.getTime())) {
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console.warn('Ungültiges Datum:', isoDate);
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return;
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}
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// Formatiere die Zeit in der lokalen Zeitzone des Browsers
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const localTime = date.toLocaleTimeString('de-DE', {
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hour: '2-digit',
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minute: '2-digit',
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hour12: false
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});
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// Aktualisiere den Text
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element.textContent = localTime;
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// Debug-Information (kann später entfernt werden)
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console.log('Konvertiert:', isoDate, '->', localTime, 'in Zeitzone:', Intl.DateTimeFormat().resolvedOptions().timeZone);
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} catch (error) {
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console.warn('Fehler bei der Zeitzonenkonvertierung:', error, 'für Datum:', isoDate);
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}
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}
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});
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}
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// Zeitzonenkonvertierung beim Laden der Seite
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convertTimesToLocal();
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// Responsives Verhalten - bei Fenstergröße-Änderung
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window.addEventListener('resize', () => {
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// Anzahl der Karten je nach Bildschirmgröße anpassen
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+89
-52
@@ -4,7 +4,7 @@ $events = collection('termine');
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// Nur Events mit DTSTART berücksichtigen
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$events = array_filter($events, function ($event) {
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return isset($event['DTSTART']) && ! empty($event['DTSTART']);
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return isset($event['DTSTART']) && !empty($event['DTSTART']);
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});
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// Nach Datum sortieren
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usort($events, function ($a, $b) {
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@@ -12,7 +12,7 @@ usort($events, function ($a, $b) {
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});
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// Aktuelles Datum
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$today = (new DateTime())->format('Ymd');
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$today = new DateTime()->format('Ymd');
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// Nur zukünftige Termine anzeigen
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$future_events = array_filter($events, function ($event) use ($today) {
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@@ -40,7 +40,7 @@ function group_events_by_year_month($events)
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{
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$grouped = [];
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foreach ($events as $event) {
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if ( ! isset($event['DTSTART'])) {
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if (!isset($event['DTSTART'])) {
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continue;
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}
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$date = $event['DTSTART'];
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@@ -85,54 +85,43 @@ if ($filter_jahr && $filter_monat) {
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<div class="bg-white rounded-lg shadow p-4">
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<h2 class="text-lg font-semibold mb-3">Termine nach Jahr/Monat</h2>
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<ul class="space-y-1">
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<?php
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foreach ($all_events_grouped as $year => $months): ?>
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<?php foreach ($all_events_grouped as $year => $months): ?>
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<li class="mb-2">
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<div class="flex items-center">
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<a href="?jahr=<?php
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echo $year; ?>"
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<a href="?jahr=<?php echo $year; ?>"
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class="font-bold text-sf_blau-600 focus:outline-none flex items-center group<?php
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if ($filter_jahr === $year && ! $filter_monat) {
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if ($filter_jahr === $year && !$filter_monat) {
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echo ' underline';
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} ?><?php
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if ($filter_jahr === $year && ! $filter_monat) {
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}
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if ($filter_jahr === $year && !$filter_monat) {
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echo ' selected';
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} ?>" onclick="event.stopPropagation(); openYear('<?php
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echo $year; ?>')">
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<span><?php
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echo $year; ?></span>
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}
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?>" onclick="event.stopPropagation(); openYear('<?php echo $year; ?>')">
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<span><?php echo $year; ?></span>
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</a>
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<button type="button" class="ml-1 focus:outline-none" onclick="toggleYear('<?php
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echo $year; ?>')">
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<svg class="w-4 h-4 transition-transform" id="arrow-<?php
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echo $year; ?>" fill="none" stroke="currentColor" stroke-width="2"
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<button type="button" class="ml-1 focus:outline-none" onclick="toggleYear('<?php echo $year; ?>')">
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<svg class="w-4 h-4 transition-transform" id="arrow-<?php echo $year; ?>" fill="none" stroke="currentColor" stroke-width="2"
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viewBox="0 0 24 24">
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<path stroke-linecap="round" stroke-linejoin="round" d="M9 5l7 7-7 7"/>
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</svg>
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</button>
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</div>
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<ul class="ml-4 mt-1 hidden" id="months-<?php
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echo $year; ?>">
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<?php
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foreach ($months as $month => $evts): ?>
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<ul class="ml-4 mt-1 hidden" id="months-<?php echo $year; ?>">
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<?php foreach ($months as $month => $evts): ?>
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<li>
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<a href="?jahr=<?php
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echo $year; ?>&monat=<?php
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echo $month; ?>" class="text-sf_blau-500 hover:underline<?php
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if ($filter_jahr === $year && $filter_monat === $month) {
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<a href="?jahr=<?php echo $year; ?>&monat=<?php echo $month; ?>" class="text-sf_blau-500 hover:underline<?php if (
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$filter_jahr === $year &&
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$filter_monat === $month
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) {
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echo ' font-bold underline selected';
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} ?>">
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<?php
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echo $de_months[$month]; ?> (<?php
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echo count($evts); ?>)
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} ?>">
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<?php echo $de_months[$month]; ?> (<?php echo count($evts); ?>)
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</a>
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</li>
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<?php
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endforeach; ?>
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<?php endforeach; ?>
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</ul>
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</li>
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<?php
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endforeach; ?>
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<?php endforeach; ?>
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</ul>
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</div>
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<script>
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@@ -160,11 +149,9 @@ if ($filter_jahr && $filter_monat) {
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</aside>
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<!-- Hauptinhalt Termine -->
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<div class="md:w-3/4 w-full">
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<?php
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if (empty($filtered_events)): ?>
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<?php if (empty($filtered_events)): ?>
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<div class="text-gray-500">Keine Termine gefunden.</div>
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<?php
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else: ?>
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<?php else: ?>
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<div class="overflow-x-auto">
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<table class="min-w-full border border-gray-200 bg-white rounded-lg shadow">
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<thead>
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@@ -175,33 +162,40 @@ if ($filter_jahr && $filter_monat) {
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</tr>
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</thead>
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<tbody>
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<?php
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foreach ($filtered_events as $event): ?>
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<?php foreach ($filtered_events as $event): ?>
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<?php
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$start = $event['DTSTART'] ?? '';
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$end = $event['DTEND'] ?? '';
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$summary = $event['SUMMARY'] ?? '';
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$location = $event['LOCATION'] ?? '';
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$desc = $event['DESCRIPTION'] ?? '';
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$date = format_ics_date($start);
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$time = (str_contains($start, 'T')) ? substr($date, 11) : 'ganztägig';
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$timezone = $event['DTSTART_TZID'] ?? null;
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$date_info = format_ics_date_with_timezone($start, $timezone);
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$date = $date_info['display'];
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$time = $date_info['has_time'] ? substr($date, 11) : 'ganztägig';
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$date = substr($date, 0, 10);
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$iso_date = $date_info['iso'];
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?>
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<tr class="hover:bg-gray-50">
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<td class="py-2 px-4 border-b whitespace-nowrap"><?php
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echo htmlspecialchars($date); ?></td>
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<td class="py-2 px-4 border-b whitespace-nowrap"><?php
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echo htmlspecialchars($time); ?></td>
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<td class="py-2 px-4 border-b"><?php
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echo htmlspecialchars($summary); ?></td>
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<td class="py-2 px-4 border-b whitespace-nowrap"><?php echo htmlspecialchars(
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$date,
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); ?></td>
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<td class="py-2 px-4 border-b whitespace-nowrap">
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<?php if ($date_info['has_time']): ?>
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<span class="local-time" data-iso-date="<?php echo htmlspecialchars(
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$iso_date,
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); ?>"><?php echo htmlspecialchars($time); ?></span>
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<?php else: ?>
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ganztägig
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<?php endif; ?>
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</td>
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<td class="py-2 px-4 border-b"><?php echo htmlspecialchars($summary); ?></td>
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</tr>
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<?php
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endforeach; ?>
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<?php endforeach; ?>
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</tbody>
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</table>
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</div>
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<?php
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endif; ?>
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<?php endif; ?>
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</div>
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</div>
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<style>
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@@ -211,4 +205,47 @@ if ($filter_jahr && $filter_monat) {
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font-weight: bold;
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}
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</style>
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<script>
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// Zeitzonenkonvertierung für lokale Zeiten
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function convertTimesToLocal() {
|
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const timeElements = document.querySelectorAll('.local-time');
|
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timeElements.forEach(element => {
|
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const isoDate = element.getAttribute('data-iso-date');
|
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if (isoDate) {
|
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try {
|
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// Erstelle ein Date-Objekt aus der ISO-Date
|
||||
// JavaScript erkennt automatisch UTC-Zeiten (mit Z oder +00:00)
|
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const date = new Date(isoDate);
|
||||
|
||||
// Prüfe ob das Datum gültig ist
|
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if (isNaN(date.getTime())) {
|
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console.warn('Ungültiges Datum:', isoDate);
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return;
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}
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|
||||
// Formatiere die Zeit in der lokalen Zeitzone des Browsers
|
||||
const localTime = date.toLocaleTimeString('de-DE', {
|
||||
hour: '2-digit',
|
||||
minute: '2-digit',
|
||||
hour12: false
|
||||
});
|
||||
|
||||
// Aktualisiere den Text
|
||||
element.textContent = localTime;
|
||||
|
||||
// Debug-Information (kann später entfernt werden)
|
||||
console.log('Konvertiert:', isoDate, '->', localTime, 'in Zeitzone:', Intl.DateTimeFormat().resolvedOptions().timeZone);
|
||||
} catch (error) {
|
||||
console.warn('Fehler bei der Zeitzonenkonvertierung:', error, 'für Datum:', isoDate);
|
||||
}
|
||||
}
|
||||
});
|
||||
}
|
||||
|
||||
// Zeitzonenkonvertierung beim Laden der Seite
|
||||
document.addEventListener('DOMContentLoaded', function() {
|
||||
convertTimesToLocal();
|
||||
});
|
||||
</script>
|
||||
</section>
|
||||
Reference in New Issue
Block a user