30 lines
1.4 KiB
PHP
30 lines
1.4 KiB
PHP
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<?php
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function join_paths() {
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$paths = array();
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foreach (func_get_args() as $arg) {
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if ($arg !== '') { $paths[] = $arg; }
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}
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return preg_replace('#/+#','/',join('/', $paths));
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}
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$filesDir = "../../files/"; // Musi kończyć się slashem!
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$dirList = preg_grep('/^([^.])/', scandir($filesDir)); // Skanuj
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if (in_array($_GET['name'], $dirList) && file_exists(join_paths($filesDir, $_GET['name']))) {
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header('Content-Description: File Transfer'); // Ustaw headery które będą pokazywać przeglądarce, że zasób jest plikiem do pobrania, oraz będą wysyłać metadane pliku
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header('Content-Type: application/octet-stream');
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header('Content-Disposition: attachment; filename=' . basename(join_paths($filesDir, $_GET['name'])));
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header('Content-Transfer-Encoding: binary');
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header('Expires: 0');
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header('Cache-Control: must-revalidate, post-check=0, pre-check=0');
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header('Pragma: public');
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header('Content-Length: ' . filesize(join_paths($filesDir, $_GET['name'])));
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ob_clean();
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flush(); // Wyczyść bufer outputu, żeby nie obciążać pliku
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readfile(join_paths($filesDir, $_GET['name'])); // Zwróć plik do klienta
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exit;
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} else { http_response_code(404); echo "<h1>404 - Not Found (Requested file not found)</h1>"; }
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?>
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