root
108 lines
3.6 KiB
PHP
108 lines
3.6 KiB
PHP
<?php
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namespace App\Services\Exams;
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use Illuminate\Http\UploadedFile;
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class ExamDraftFileService
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{
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public function storeUploadedFile(UploadedFile $file, string $subdir, array $allowedExtensions, int $maxBytes): ?array
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{
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$ext = strtolower($file->getClientOriginalExtension());
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if (!in_array($ext, $allowedExtensions, true)) {
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return null;
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}
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if ($file->getSize() > $maxBytes) {
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return null;
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}
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$destination = storage_path('uploads/' . trim($subdir, '/'));
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if (!is_dir($destination)) {
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mkdir($destination, 0755, true);
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}
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$filename = uniqid('exam_', true) . '.' . $ext;
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try {
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$file->move($destination, $filename);
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return [
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'stored' => $filename,
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'original' => $file->getClientOriginalName(),
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'extension' => $ext,
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];
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} catch (\Throwable) {
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return null;
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}
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}
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public function ensurePdfExists(string $finalFilename, ?string $originalExt, string $subdir): ?string
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{
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$pdfNeighbor = $this->neighborPdfIfExists($finalFilename, $subdir);
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if ($pdfNeighbor !== null) {
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return $pdfNeighbor;
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}
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$ext = strtolower((string) $originalExt);
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if ($ext === 'pdf') {
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$path = $this->fullUploadPath($subdir, $finalFilename);
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return is_file($path) ? $finalFilename : null;
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}
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return $this->convertDocToPdf($this->fullUploadPath($subdir, $finalFilename), $subdir);
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}
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public function copyDraftToFinal(string $draftFilename, string $sourceDir, string $targetDir): ?string
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{
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$source = $this->fullUploadPath($sourceDir, $draftFilename);
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if (!is_file($source)) {
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return null;
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}
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$destinationDir = storage_path('uploads/' . trim($targetDir, '/'));
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if (!is_dir($destinationDir)) {
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mkdir($destinationDir, 0755, true);
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}
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$ext = pathinfo($draftFilename, PATHINFO_EXTENSION);
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$destName = uniqid('final_', true) . '.' . $ext;
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$destPath = $destinationDir . '/' . $destName;
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if (!@copy($source, $destPath)) {
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return null;
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}
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return $destName;
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}
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private function convertDocToPdf(string $sourcePath, string $targetSubdir): ?string
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{
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$ext = strtolower(pathinfo($sourcePath, PATHINFO_EXTENSION));
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if (!in_array($ext, ['doc', 'docx'], true)) {
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return null;
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}
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$targetDir = storage_path('uploads/' . trim($targetSubdir, '/'));
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if (!is_dir($targetDir)) {
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mkdir($targetDir, 0755, true);
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}
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$base = pathinfo($sourcePath, PATHINFO_FILENAME);
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$targetPath = $targetDir . '/' . $base . '.pdf';
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$cmd = 'soffice --headless --convert-to pdf --outdir ' . escapeshellarg($targetDir) . ' ' . escapeshellarg($sourcePath) . ' 2>/dev/null';
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@exec($cmd);
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return is_file($targetPath) ? basename($targetPath) : null;
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}
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private function neighborPdfIfExists(string $filename, string $subdir): ?string
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{
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if ($filename === '') {
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return null;
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}
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$path = $this->fullUploadPath($subdir, $filename);
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$base = pathinfo($path, PATHINFO_FILENAME);
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$dir = pathinfo($path, PATHINFO_DIRNAME);
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$pdfPath = $dir . '/' . $base . '.pdf';
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return is_file($pdfPath) ? basename($pdfPath) : null;
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}
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private function fullUploadPath(string $subdir, string $filename): string
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{
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return storage_path('uploads/' . trim($subdir, '/') . '/' . $filename);
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}
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}
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