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Bugfix

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This commit is contained in:
Jürgen Mummert
2025-12-25 15:53:35 +01:00
parent 6d86faa62f
commit 85cbf2a235
2 changed files with 52 additions and 108 deletions
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src/Service/PdfIndexService.php
+41 -91
View File
@@ -8,17 +8,17 @@ use Symfony\Component\DependencyInjection\ParameterBag\ParameterBagInterface;
class PdfIndexService
{
private string $projectDir;
private bool $tableReset = false;
private string $projectDir;
public function __construct(ParameterBagInterface $params)
{
$this->projectDir = rtrim($params->get('kernel.project_dir'), '/');
}
/* =====================================================
* Reset tl_search_pdf einmal pro Crawl
* ===================================================== */
/**
* 🔥 Wird bei JEDEM Crawl einmal aufgerufen
*/
public function resetTableOnce(): void
{
if ($this->tableReset) {
@@ -26,50 +26,53 @@ class PdfIndexService
}
Database::getInstance()->execute('TRUNCATE TABLE tl_search_pdf');
$this->tableReset = true;
error_log('tl_search_pdf wurde geleert');
error_log('PDF Reset: tl_search_pdf geleert');
$this->tableReset = true;
}
/* =====================================================
* Einstiegspunkt aus Listener
* ===================================================== */
/**
* Einstiegspunkt vom Listener
*/
public function handlePdfLinks(array $pdfLinks): void
{
foreach ($pdfLinks as $url) {
try {
$normalizedPath = $this->normalizePdfUrl($url);
if ($normalizedPath === null) {
$path = $this->normalizePdfUrl($url);
if ($path === null) {
continue;
}
$absolutePath = $this->getAbsolutePath($normalizedPath);
$absolutePath = $this->projectDir . '/' . ltrim($path, '/');
if (!is_file($absolutePath)) {
continue;
}
$mtime = filemtime($absolutePath) ?: 0;
$checksum = md5($normalizedPath . $mtime);
$parser = new Parser();
$pdf = $parser->parseFile($absolutePath);
$text = $this->cleanPdfContent($pdf->getText());
if ($this->alreadyIndexed($checksum)) {
continue;
}
$text = $this->parsePdf($absolutePath);
if ($text === '') {
continue;
}
$this->insertPdf(
$normalizedPath,
basename($absolutePath),
$text,
$checksum,
$mtime
);
Database::getInstance()
->prepare('
INSERT INTO tl_search_pdf
(tstamp, url, title, text, checksum, file_mtime)
VALUES (?, ?, ?, ?, ?, ?)
')
->execute(
time(),
$path,
basename($absolutePath),
mb_substr($text, 0, 5000),
md5($path),
filemtime($absolutePath) ?: 0
);
} catch (\Throwable $e) {
error_log('PDF Service Fehler: ' . $e->getMessage());
error_log('PDF Fehler: ' . $e->getMessage());
}
}
}
@@ -83,9 +86,7 @@ class PdfIndexService
return $url;
}
$decoded = html_entity_decode($url);
$parts = parse_url($decoded);
$parts = parse_url(html_entity_decode($url));
if (!isset($parts['query'])) {
return null;
}
@@ -100,69 +101,18 @@ class PdfIndexService
}
/* =====================================================
* Pfade
* Textbereinigung
* ===================================================== */
private function getAbsolutePath(string $relativePath): string
private function cleanPdfContent(string $text): string
{
return $this->projectDir . '/' . ltrim($relativePath, '/');
}
/* =====================================================
* DB
* ===================================================== */
private function alreadyIndexed(string $checksum): bool
{
$result = Database::getInstance()
->prepare('SELECT id FROM tl_search_pdf WHERE checksum = ?')
->execute($checksum);
return $result->numRows > 0;
}
private function insertPdf(
string $path,
string $title,
string $text,
string $checksum,
int $mtime
): void {
Database::getInstance()
->prepare('
INSERT INTO tl_search_pdf
(tstamp, url, title, text, checksum, file_mtime)
VALUES (?, ?, ?, ?, ?, ?)
')
->execute(
time(),
$path,
$title,
$text,
$checksum,
$mtime
);
}
/* =====================================================
* PDF-Parsing
* ===================================================== */
private function parsePdf(string $absolutePath): string
{
try {
$parser = new Parser();
$pdf = $parser->parseFile($absolutePath);
$text = $pdf->getText();
if (class_exists(\Normalizer::class)) {
$text = \Normalizer::normalize($text, \Normalizer::FORM_C);
}
$text = preg_replace('/[^\p{L}\p{N}\p{P}\p{Z}]/u', ' ', $text);
$text = preg_replace('/\s+/u', ' ', $text);
return trim(mb_substr($text, 0, 5000));
} catch (\Throwable) {
return '';
if (class_exists(\Normalizer::class)) {
$text = \Normalizer::normalize($text, \Normalizer::FORM_C);
}
$text = preg_replace('/[^\p{L}\p{N}\p{P}\p{Z}\n]/u', ' ', $text);
$text = preg_replace('/(?<=\p{L})\s+(?=\p{L})/u', ' ', $text);
$text = preg_replace('/\s+/u', ' ', $text);
return trim($text);
}
}