web/contentpanel - refactor Aushang-Upload to store PNGs only #1
@@ -8,7 +8,7 @@ if (!isset($groups["Allgemein"]) || $groups["Allgemein"] != 1) {
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exit();
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}
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// Abgelaufene News samt PDF und PNGs entfernen
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// Abgelaufene Aushänge entfernen
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cleanupExpiredNews();
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@@ -22,11 +22,6 @@ function sanitizeFileName($fileName) {
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return preg_replace('/[^A-Za-z0-9_\-]/', '_', str_replace(' ', '_', $fileName));
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}
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// Hilfsfunktion, um den Dateinamen zu generieren
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function generateFileName($date, $name, $extension) {
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return $date . '-' . $name . '.' . $extension;
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}
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/** PDF -> Text per pdftotext (Poppler) */
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function pdfToText($pdfFullPath) {
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$bin = trim(shell_exec('command -v pdftotext'));
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@@ -186,23 +181,18 @@ if (
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exit();
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}
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// Neuen Aushang als PDF hochladen und in PNG-Seiten umwandeln
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// Neuen Aushang hochladen und direkt in PNG-Seiten umwandeln
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if ($_SERVER['REQUEST_METHOD'] === 'POST' && isset($_FILES['fileToUpload'])) {
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$date = (string) ($_POST['date'] ?? '');
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$dateObject = DateTimeImmutable::createFromFormat('!Y-m-d', $date);
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if (
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$dateObject === false ||
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$dateObject->format('Y-m-d') !== $date
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) {
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if ($dateObject === false || $dateObject->format('Y-m-d') !== $date) {
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$_SESSION['meldung_dateien'] = 'Ungültiges Verfallsdatum.';
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header('Location: insert.php#dateien');
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exit();
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}
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// Bereinige den eingegebenen Namen.
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$name = sanitizeFileName((string) ($_POST['name'] ?? ''));
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$name = trim($name, '_-');
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$name = trim(sanitizeFileName((string) ($_POST['name'] ?? '')), '_-');
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if ($name === '') {
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$_SESSION['meldung_dateien'] = 'Bitte einen gültigen Titel eingeben.';
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@@ -210,68 +200,30 @@ if ($_SERVER['REQUEST_METHOD'] === 'POST' && isset($_FILES['fileToUpload'])) {
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exit();
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}
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if ($_FILES['fileToUpload']['error'] !== UPLOAD_ERR_OK) {
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$_SESSION['meldung_dateien'] = 'Fehler beim Upload der PDF-Datei.';
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header('Location: insert.php#dateien');
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exit();
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}
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$fileExtension = strtolower(
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pathinfo($_FILES['fileToUpload']['name'], PATHINFO_EXTENSION)
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);
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if ($fileExtension !== 'pdf') {
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$_SESSION['meldung_dateien'] = 'Nur PDF-Dateien sind erlaubt.';
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header('Location: insert.php#dateien');
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exit();
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}
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$directoryPath =
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'/var/www/html/intranet_repo/projects/contentpanel/insertion/news/';
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$imageOutputDirectory = $directoryPath . 'png/';
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if (
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!is_dir($imageOutputDirectory) &&
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!mkdir($imageOutputDirectory, 0755, true) &&
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!is_dir($imageOutputDirectory)
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$_FILES['fileToUpload']['error'] !== UPLOAD_ERR_OK ||
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strtolower(pathinfo($_FILES['fileToUpload']['name'], PATHINFO_EXTENSION)) !== 'pdf'
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) {
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$_SESSION['meldung_dateien'] =
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'Das Aushang-Verzeichnis konnte nicht angelegt werden.';
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$_SESSION['meldung_dateien'] = 'Bitte eine gültige PDF-Datei hochladen.';
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header('Location: insert.php#dateien');
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exit();
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}
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$fileName = generateFileName($date, $name, 'pdf');
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$targetFilePath = $directoryPath . $fileName;
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$baseFileName = pathinfo($fileName, PATHINFO_FILENAME);
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$baseFileName = $date . '-' . $name;
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if (!isValidNewsFileBase($baseFileName)) {
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$_SESSION['meldung_dateien'] = 'Ungültiger Dateiname.';
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header('Location: insert.php#dateien');
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exit();
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}
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if (!move_uploaded_file(
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$_FILES['fileToUpload']['tmp_name'],
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$targetFilePath
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)) {
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$_SESSION['meldung_dateien'] = 'Fehler beim Speichern der PDF-Datei.';
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if (!is_dir(NEWS_PNG_DIRECTORY) && !mkdir(NEWS_PNG_DIRECTORY, 0755, true)) {
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$_SESSION['meldung_dateien'] = 'Das Aushang-Verzeichnis konnte nicht angelegt werden.';
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header('Location: insert.php#dateien');
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exit();
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}
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if (!convertPDFtoPNG(
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$targetFilePath,
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$imageOutputDirectory,
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$_FILES['fileToUpload']['tmp_name'],
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NEWS_PNG_DIRECTORY,
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$baseFileName
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)) {
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// Fehlgeschlagenen Upload vollständig aufräumen.
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deleteNewsFiles($baseFileName);
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$_SESSION['meldung_dateien'] =
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'Fehler bei der Umwandlung der PDF. '
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. 'Die unvollständigen Dateien wurden entfernt.';
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$_SESSION['meldung_dateien'] = 'Fehler bei der Umwandlung der PDF.';
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header('Location: insert.php#dateien');
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exit();
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}
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@@ -281,6 +233,7 @@ if ($_SERVER['REQUEST_METHOD'] === 'POST' && isset($_FILES['fileToUpload'])) {
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exit();
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}
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// Löschen eines Gottesdienstes
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if (isset($_POST['delete_id'])) {
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$delete_id = $_POST['delete_id'];
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@@ -898,51 +851,29 @@ $pdo = null;
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</div>
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<div class="sb-aushang-grid">
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<?php
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$pngDirectoryPath = '/var/www/html/intranet_repo/projects/contentpanel/insertion/news/png/';
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if (is_dir($pngDirectoryPath)) {
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$pngFiles = scandir($pngDirectoryPath);
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$aushangData = [];
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$aushangFiles = glob(NEWS_PNG_DIRECTORY . '/*_page_1.png') ?: [];
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foreach ($pngFiles as $file) {
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if (strpos($file, '_page_1.png') !== false) {
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$baseFileName = substr($file, 0, strpos($file, '_page_1.png'));
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$fileParts = explode('-', $baseFileName);
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$expiryDate = implode('-', array_slice($fileParts, 0, 3));
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$title = implode('-', array_slice($fileParts, 3));
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$date = DateTime::createFromFormat('Y-m-d', $expiryDate);
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$formattedExpiryDate = $date !== false ? $date->format('d.m.Y') : $expiryDate;
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$numPages = 0;
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foreach ($pngFiles as $png) {
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if (strpos($png, $baseFileName . '_page_') !== false) $numPages++;
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}
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$aushangData[] = [
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'fileBase' => $baseFileName,
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'formattedExpiry' => $formattedExpiryDate,
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'title' => $title,
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'numPages' => $numPages,
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];
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}
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}
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if (empty($aushangData)) {
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echo '<p style="color:var(--gray-500);font-size:var(--font-size-sm);grid-column:1/-1;text-align:center;padding:var(--space-lg) 0;">Keine Aushänge vorhanden.</p>';
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} else {
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foreach ($aushangData as $aushang) {
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echo '<div class="sb-aushang-card">';
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echo '<img src="/intranet_repo/projects/contentpanel/insertion/news/png/' . $aushang['fileBase'] . '_page_1.png" alt="Aushang">';
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echo '<div class="sb-aushang-title">' . htmlspecialchars($aushang['title']) . '</div>';
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echo '<div class="sb-aushang-meta">' . $aushang['numPages'] . ($aushang['numPages'] == 1 ? ' Seite' : ' Seiten') . ' · Verfällt ' . $aushang['formattedExpiry'] . '</div>';
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echo '<form method="POST" action="" style="width:100%;text-align:center;">';
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echo '<input type="hidden" name="delete_file_base" value="' . $aushang['fileBase'] . '">';
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echo '<button type="submit" class="sb-btn sb-btn-danger" onclick="return confirm(\'Aushang wirklich löschen?\')">Löschen</button>';
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echo '</form>';
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echo '</div>';
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}
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}
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if (!$aushangFiles) {
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echo '<p style="color:var(--gray-500);font-size:var(--font-size-sm);grid-column:1/-1;text-align:center;padding:var(--space-lg) 0;">Keine Aushänge vorhanden.</p>';
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} else {
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echo '<p style="color:var(--gray-500);font-size:var(--font-size-sm);grid-column:1/-1;text-align:center;">Verzeichnis nicht gefunden.</p>';
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foreach ($aushangFiles as $file) {
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$baseFileName = basename($file, '_page_1.png');
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$expiryDate = substr($baseFileName, 0, 10);
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$title = substr($baseFileName, 11);
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$numPages = count(glob(NEWS_PNG_DIRECTORY . '/' . $baseFileName . '_page_*.png') ?: []);
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$formattedExpiryDate = DateTime::createFromFormat('!Y-m-d', $expiryDate)?->format('d.m.Y') ?? $expiryDate;
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$safeBase = htmlspecialchars($baseFileName, ENT_QUOTES, 'UTF-8');
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echo '<div class="sb-aushang-card">';
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echo '<img src="/intranet_repo/projects/contentpanel/insertion/news/png/' . rawurlencode($baseFileName) . '_page_1.png" alt="Aushang">';
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echo '<div class="sb-aushang-title">' . htmlspecialchars($title) . '</div>';
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echo '<div class="sb-aushang-meta">' . $numPages . ($numPages === 1 ? ' Seite' : ' Seiten') . ' · Verfällt ' . $formattedExpiryDate . '</div>';
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echo '<form method="POST" action="" style="width:100%;text-align:center;">';
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echo '<input type="hidden" name="delete_file_base" value="' . $safeBase . '">';
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echo '<button type="submit" class="sb-btn sb-btn-danger" onclick="return confirm(\'Aushang wirklich löschen?\')">Löschen</button>';
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echo '</form>';
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echo '</div>';
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}
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}
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?>
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</div>
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@@ -1,133 +1,49 @@
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<?php
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// Prüft, ob ein Basisname dem von der Anwendung erzeugten Format entspricht.
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const NEWS_PNG_DIRECTORY = __DIR__ . '/news/png';
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function isValidNewsFileBase(string $fileBase): bool
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{
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return preg_match(
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'/^\d{4}-\d{2}-\d{2}-[A-Za-z0-9_-]+$/D',
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$fileBase
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) === 1;
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return preg_match('/^\d{4}-\d{2}-\d{2}-[A-Za-z0-9_-]+$/D', $fileBase) === 1;
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}
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/**
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* Löscht eine News vollständig:
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*
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* - Original-PDF
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* - alle daraus erzeugten PNG-Seiten
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*/
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function deleteNewsFiles(string $fileBase): bool
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{
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if (!isValidNewsFileBase($fileBase)) {
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error_log('Ungültiger News-Dateiname beim Löschen: ' . $fileBase);
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return false;
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}
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$newsDirectory = __DIR__ . '/news';
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$pngDirectory = $newsDirectory . '/png';
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$success = true;
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// Alle erzeugten PNG-Seiten löschen
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$pngFiles = glob(
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$pngDirectory . '/' . $fileBase . '_page_*.png'
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) ?: [];
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foreach ($pngFiles as $pngFile) {
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if (is_file($pngFile) && !unlink($pngFile)) {
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error_log('News-PNG konnte nicht gelöscht werden: ' . $pngFile);
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foreach (glob(NEWS_PNG_DIRECTORY . '/' . $fileBase . '_page_*.png') ?: [] as $file) {
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if (!unlink($file)) {
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$success = false;
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}
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}
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// Original-PDF löschen
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$pdfFile = $newsDirectory . '/' . $fileBase . '.pdf';
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if (is_file($pdfFile) && !unlink($pdfFile)) {
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error_log('News-PDF konnte nicht gelöscht werden: ' . $pdfFile);
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$success = false;
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}
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return $success;
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}
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/**
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* Löscht alle abgelaufenen News.
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*
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* Wichtig:
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* Es werden sowohl vorhandene PDFs als auch page_1-PNGs betrachtet.
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* Dadurch werden auch verwaiste PDFs ohne PNG zuverlässig gefunden.
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*/
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function cleanupExpiredNews(): void
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{
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$newsDirectory = __DIR__ . '/news';
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$pngDirectory = $newsDirectory . '/png';
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$today = new DateTimeImmutable('today');
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$fileBases = [];
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foreach (glob(NEWS_PNG_DIRECTORY . '/*_page_1.png') ?: [] as $file) {
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$fileBase = basename($file, '_page_1.png');
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// PDFs erfassen
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foreach (glob($newsDirectory . '/*.pdf') ?: [] as $pdfFile) {
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$fileBase = pathinfo($pdfFile, PATHINFO_FILENAME);
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if (isValidNewsFileBase($fileBase)) {
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$fileBases[$fileBase] = true;
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}
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}
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// Zusätzlich PNGs erfassen.
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// Damit funktioniert die Bereinigung auch, falls die PDF bereits fehlt.
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foreach (glob($pngDirectory . '/*_page_1.png') ?: [] as $pngFile) {
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$fileName = basename($pngFile);
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$suffix = '_page_1.png';
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if (!str_ends_with($fileName, $suffix)) {
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if (!isValidNewsFileBase($fileBase)) {
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continue;
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}
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$fileBase = substr($fileName, 0, -strlen($suffix));
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$dateString = substr($fileBase, 0, 10);
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$expiryDate = DateTimeImmutable::createFromFormat('!Y-m-d', $dateString);
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if (isValidNewsFileBase($fileBase)) {
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$fileBases[$fileBase] = true;
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}
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}
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$now = new DateTimeImmutable();
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foreach (array_keys($fileBases) as $fileBase) {
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// YYYY-MM-DD aus dem Dateinamen holen
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$expiryDateString = substr($fileBase, 0, 10);
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$expiryDate = DateTimeImmutable::createFromFormat(
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'!Y-m-d',
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$expiryDateString
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);
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// Zusätzlich prüfen, ob wirklich ein gültiges Datum entstanden ist
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if (
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$expiryDate === false ||
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$expiryDate->format('Y-m-d') !== $expiryDateString
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$expiryDate !== false &&
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$expiryDate->format('Y-m-d') === $dateString &&
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$today > $expiryDate
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) {
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error_log(
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'Ungültiges Ablaufdatum bei News-Datei: ' . $fileBase
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);
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continue;
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}
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/*
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* Aushang bleibt den gesamten angegebenen Tag sichtbar.
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* Beispiel Ablaufdatum 2026-09-05:
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* Löschung ab 2026-09-06 00:00 Uhr.
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*/
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$deleteFrom = $expiryDate->modify('+1 day');
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if ($now >= $deleteFrom) {
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if (!deleteNewsFiles($fileBase)) {
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error_log(
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'Abgelaufene News konnte nicht vollständig gelöscht werden: '
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. $fileBase
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);
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}
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deleteNewsFiles($fileBase);
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}
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}
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}
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}
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Reference in New Issue
Block a user