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leonard.leo 2025-02-04 18:33:47 +01:00
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<?php
$search = $_GET["search"];
if (!$search) {
$search = "";
}
function parseICS($icsString) {
$events = [];
preg_match_all('/BEGIN:VEVENT(.*?)END:VEVENT/s', $icsString, $matches);
foreach ($matches[1] as $event) {
$data = [];
preg_match('/DTSTART.*?:(.*?)\n/', $event, $start);
preg_match('/DTEND.*?:(.*?)\n/', $event, $end);
preg_match('/SUMMARY:(.*?)\n/', $event, $summary);
preg_match('/LOCATION:(.*?)\n/', $event, $location);
// DESCRIPTION erfassen (endet bei einer Zeile mit "GROSSBUCHSTABEN:" oder "GROSSBUCHSTABEN;")
preg_match('/DESCRIPTION:(.*?)(?=\n[A-Z-]+[:;]|\n?$)/s', $event, $description);
if (isset($description[1])) {
$cleanedDescription = preg_replace("/\n /", "", trim($description[1])); // Umgebrochene Zeilen korrigieren
// $cleanedDescription = preg_replace("/\\\\n/", "<br>", $cleanedDescription); // \n in <br> umwandeln
} else {
$cleanedDescription = '';
}
// ATTACH erfassen (richtige Datei-URL extrahieren)
preg_match('/ATTACH;.*?:([^\n]+)/', $event, $attach);
$attachmentUrl = isset($attach[1]) ? trim($attach[1]) : '';
$data['DTSTART'] = $start[1] ?? '';
$data['DTEND'] = $end[1] ?? '';
$data['SUMMARY'] = $summary[1] ?? '';
$data['LOCATION'] = $location[1] ?? '';
$data['DESCRIPTION'] = $cleanedDescription;
$data['ATTACH'] = $attachmentUrl;
$events[] = $data;
}
return $events;
}
// Datenbankverbindung
include "includes/conn.php";
$conn = new mysqli($servername, $username, $password, $dbname);
// Verbindung prüfen
if ($conn->connect_error) {
die("Verbindung fehlgeschlagen: " . $conn->connect_error);
}
$sql = "SELECT calendardata FROM `oc_calendarobjects` where calendardata LIKE '%$search%' and calendarid LIKE '90'";
$result = $conn->query($sql);
$icsData = "";
if ($result->num_rows > 0) {
while ($row = $result->fetch_assoc()) {
$icsData .= $row["calendardata"] . "\n";
}
}
$conn->close();
$parsedEvents = parseICS($icsData);
// Events nach Startdatum sortieren
usort($parsedEvents, function ($a, $b) {
return strcmp($a['DTSTART'], $b['DTSTART']);
});
?>
<!DOCTYPE html>
<html lang="de">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Kalender Events</title>
<link rel="stylesheet" type="text/css" href="agendastyle.css" />
</head>
<body>
<div class="events">
<?php foreach ($parsedEvents as $event): ?>
<div class="event">
<details>
<summary>
<?php
$startDate = $event['DTSTART'];
if (str_contains($startDate, "Z")) {
echo "international date format error";
continue;
}
if (str_contains($startDate, "T")) {
$startDate = substr($startDate, 0, -1);
$date = DateTime::createFromFormat("Ymd\THis", $startDate);
$formattedDate = $date->format("d.m.Y - H:i");
echo $formattedDate;
}
else {
$dateUnformatted = $startDate;
$dateUnformatted = substr($dateUnformatted, 0, -1);
$date = DateTime::createFromFormat("Ymd", $dateUnformatted);
$formattedDate = $date->format("d.m.Y");
echo $formattedDate;
}
?>
<strong> <?php echo htmlspecialchars($event['SUMMARY']); ?></strong>
</summary>
<div class="details">
<p><strong>Start:</strong> <?php echo $formattedDate; ?>
<p><strong>End:</strong> <?php
$endDate = $event['DTEND'];
if (str_contains($endDate, "T")) {
$dateUnformatted = $endDate;
$dateUnformatted = substr($dateUnformatted, 0, -1);
$date = DateTime::createFromFormat("Ymd\THis", $dateUnformatted);
$formattedDate = $date->format("d.m.Y - H:i");
echo $formattedDate;
}
else {
$dateUnformatted = $endDate;
$dateUnformatted = substr($dateUnformatted, 0, -1);
$date = DateTime::createFromFormat("Ymd", $dateUnformatted);
$formattedDate = $date->format("d.m.Y");
echo $formattedDate;
}
?></p>
<p><strong>Place:</strong> <?php echo htmlspecialchars($event['LOCATION']); ?></p>
<p><strong>Info:</strong> <?php echo str_replace('\n',"<br>", htmlspecialchars($event['DESCRIPTION'])); ?></p>
<?php if (!empty($event['ATTACH'])): ?>
<p><strong>Attach:</strong></p>
<ul>
<?php foreach ($event['ATTACH'] as $attach): ?>
<li><a href="<?php echo htmlspecialchars($attach); ?>" target="_blank">Download</a></li>
<?php endforeach; ?>
</ul>
<?php endif; ?>
</div>
</div>
</details>
<?php endforeach; ?>
</div>
</div>