[sqlite export] add username and timestamp (#8169)

* [sqlite export] add username and timestamp
add username and timestamp to sqlite user export, similar to the ZIP export. Useful for archiving purposes.

* Fix case of backups and other DB types
https://github.com/FreshRSS/FreshRSS/pull/8169#issuecomment-3476079108

---------

Co-authored-by: Alexandre Alapetite <alexandre@alapetite.fr>

app/Controllers/importExportController.php

@@ -751,7 +751,14 @@ class FreshRSS_importExport_Controller extends FreshRSS_ActionController {
 			Minz_Error::error(404);
 			return;
 		}
+
 		$this->view->sqlitePath = $path;
+		$this->view->sqliteName = basename($path);
+		if ($this->view->sqliteName === 'db.sqlite') {
+			$username = Minz_User::name() ?? '_';
+			$date = date('Y-m-d_H-i-s', filemtime($path) ?: time());
+			$this->view->sqliteName = 'freshrss_' . $username . '_' . $date . '_db.sqlite';
+		}
 		$this->view->_layout(null);
 	}
 }

app/Models/View.php

@@ -92,6 +92,7 @@ class FreshRSS_View extends Minz_View {
 	/** @var null|array<array{name:string,size:int,mtime:int}> */
 	public ?array $sqliteArchives = null;
 	public string $sqlitePath;
+	public string $sqliteName;
 
 	// Form login
 	public int $cookie_days;

app/views/importExport/sqlite.phtml

@@ -3,7 +3,7 @@ declare(strict_types=1);
 /** @var FreshRSS_View $this */
 @ob_end_clean();	// Ensure no buffer
 header('Content-Type: application/vnd.sqlite3');
-header('Content-Disposition: attachment; filename="' . basename($this->sqlitePath) . '"');
+header('Content-Disposition: attachment; filename="' . $this->sqliteName . '"');
 header('Cache-Control: private, no-store, max-age=0');
 header('Last-Modified: ' . gmdate('D, d M Y H:i:s \\G\\M\\T', @filemtime($this->sqlitePath) ?: 0));
 header('Content-Length: ' . (@filesize($this->sqlitePath) ?: 0));