changement vers google drive storage pour les contrats.

Tentative d'obtenir un token de connection échoue

app/supporting_scripts/backup.py

@@ -42,7 +42,11 @@ from urllib.parse import unquote, urlparse
 # to be — see DOCUMENTS_DIR below.
 sys.path.insert(0, os.path.dirname(os.path.dirname(os.path.dirname(os.path.abspath(__file__)))))
 
-from app.storage import backups_root, documents_root  # noqa: E402 — needs the path above
+from app.storage import (  # noqa: E402 — needs the path above
+    backups_root,
+    document_storage_backend,
+    documents_root,
+)
 
 # Configuration
 BACKUP_DIR = backups_root()
@@ -292,6 +296,75 @@ def backup_documents():
     return zip_path
 
 
+def backup_drive_documents():
+    """Download every file from the configured Google Drive folder and archive it.
+
+    Called **in addition to** ``backup_documents()`` when the storage backend is
+    ``google_drive``.  When the backend is ``local`` this function silently
+    skips — local backups already handled by ``backup_documents()``.
+
+    Returns:
+        str | None: Path to the created archive, or None when skipped.
+
+    Raises:
+        BackupError: If Drive is configured but listing or downloading fails.
+    """
+    if document_storage_backend() != 'google_drive':
+        print('[SKIP] Google Drive is not configured; local documents only.')
+        return None
+
+    try:
+        from app.google_drive import (
+            GoogleDriveStorageError,
+            list_folder_files,
+        )
+        from app.google_drive import (
+            download_file as download_drive_file,
+        )
+    except ImportError:
+        raise BackupError(
+            'Google Drive dependencies are not installed. Install requirements.txt again.'
+        ) from None
+
+    print('[INFO] Listing Google Drive contract folder...')
+    try:
+        files = list_folder_files()
+    except (GoogleDriveStorageError, Exception) as exc:  # noqa: BLE001 — boundary
+        raise BackupError(f'Google Drive listing failed: {exc}') from exc
+
+    if not files:
+        print('[INFO] Google Drive folder is empty; no Drive documents to back up.')
+        return None
+
+    timestamp = datetime.now().strftime('%Y%m%d_%H%M%S')
+    archive_basename = os.path.join(BACKUP_DIR, f'documents_backup_drive_{timestamp}')
+
+    download = {}
+    for file_id, name in files:
+        print(f'  Downloading {name} ({file_id})...')
+        try:
+            download[name] = download_drive_file(file_id)
+        except (GoogleDriveStorageError, Exception) as exc:  # noqa: BLE001 — boundary
+            raise BackupError(f'Google Drive download failed for {name}: {exc}') from exc
+
+    try:
+        import zipfile
+
+        zip_path = f'{archive_basename}.zip'
+        with zipfile.ZipFile(zip_path, 'w', zipfile.ZIP_DEFLATED) as zf:
+            for name, data in download.items():
+                zf.writestr(name, data)
+    except Exception as exc:  # noqa: BLE001 — boundary
+        raise BackupError(f'Drive document archive failed: {exc}') from exc
+
+    if not os.path.exists(zip_path) or os.path.getsize(zip_path) == 0:
+        raise BackupError('Drive document archiver reported success but produced an empty file.')
+
+    size_mb = os.path.getsize(zip_path) / (1024 * 1024)
+    print(f'[OK] Drive documents backed up to: {zip_path} ({size_mb:.1f} MB)')
+    return zip_path
+
+
 def cleanup_old_backups():
     """Remove backup files older than BACKUP_RETENTION_DAYS."""
     if not os.path.exists(BACKUP_DIR):
@@ -365,10 +438,16 @@ def main(argv=None):
     except BackupError as exc:
         documents_ok = False
         print(f'[ERROR] {exc}')
+    drive_ok = True
+    try:
+        backup_drive_documents()
+    except BackupError as exc:
+        drive_ok = False
+        print(f'[ERROR] {exc}')
     cleanup_old_backups()
 
     print()
-    if verified and documents_ok:
+    if verified and documents_ok and drive_ok:
         print('=== Backup completed successfully ===')
         return 0