fix(backup): dynamic backup versioning and full Disaster Recovery pre-update backup (v1.6.2)

src/BackupManager.php

@@ -11,7 +11,22 @@ use InvalidArgumentException;
 class BackupManager
 {
     public const BACKUP_DIR = '/var/www/nexus-pbx/storage/system_backups';
-    public const VERSION = '1.2.0';
+    public const VERSION = '1.6.2';
+
+    /**
+     * Retourne dynamiquement la version courante de NexusPBX lue depuis version.json
+     */
+    public static function getAppVersion(): string
+    {
+        $vFile = dirname(__DIR__) . '/version.json';
+        if (file_exists($vFile)) {
+            $data = json_decode((string)file_get_contents($vFile), true);
+            if (!empty($data['version'])) {
+                return (string)$data['version'];
+            }
+        }
+        return self::VERSION;
+    }
 
     /**
      * Initialise le répertoire des sauvegardes.
@@ -182,7 +197,8 @@ class BackupManager
         }
 
         $timestamp = date('Ymd_His');
-        $filename = "nexus_backup_v" . self::VERSION . "_{$timestamp}.tar.gz";
+        $currentVer = self::getAppVersion();
+        $filename = "nexus_backup_v{$currentVer}_{$timestamp}.tar.gz";
         $localArchivePath = self::BACKUP_DIR . '/' . $filename;
 
         // 2. Préparation du dossier de staging
@@ -268,7 +284,7 @@ class BackupManager
 
             // G. Création du Manifeste
             $manifest = [
-                'nexus_version' => self::VERSION,
+                'nexus_version' => $currentVer,
                 'created_at' => date('c'),
                 'timestamp' => time(),
                 'filename' => $filename,
@@ -360,6 +376,14 @@ class BackupManager
             // Tenter de lire le manifest depuis l'archive sans l'extraire entièrement
             $manifest = self::readManifestFromTar($file);
 
+            $archiveVer = $manifest['nexus_version'] ?? null;
+            if (!$archiveVer && preg_match('/_v([0-9]+\.[0-9]+(?:\.[0-9]+)?)/', $name, $vm)) {
+                $archiveVer = $vm[1];
+            }
+            if (!$archiveVer) {
+                $archiveVer = self::getAppVersion();
+            }
+
             $backups[] = [
                 'filename' => $name,
                 'storage_type' => 'local',
@@ -367,7 +391,7 @@ class BackupManager
                 'size_formatted' => self::formatBytes($size),
                 'timestamp' => $mtime,
                 'date_formatted' => date('d/m/Y H:i:s', $mtime),
-                'version' => $manifest['nexus_version'] ?? self::VERSION,
+                'version' => $archiveVer,
                 'source' => $manifest['source'] ?? 'local',
                 'is_local' => true,
             ];
@@ -807,6 +831,13 @@ class BackupManager
                     $name = basename($fullPath);
 
                     if (str_ends_with($name, '.tar.gz')) {
+                        $remoteVer = null;
+                        if (preg_match('/_v([0-9]+\.[0-9]+(?:\.[0-9]+)?)/', $name, $vm)) {
+                            $remoteVer = $vm[1];
+                        }
+                        if (!$remoteVer) {
+                            $remoteVer = self::getAppVersion();
+                        }
                         $results[] = [
                             'filename' => $name,
                             'storage_type' => 'ssh',
@@ -814,7 +845,7 @@ class BackupManager
                             'size_formatted' => self::formatBytes($size),
                             'timestamp' => $timestamp > 0 ? $timestamp : time(),
                             'date_formatted' => date('d/m/Y H:i:s', $timestamp > 0 ? $timestamp : time()),
-                            'version' => self::VERSION,
+                            'version' => $remoteVer,
                             'source' => 'distant (SSH)',
                             'is_local' => false,
                         ];